diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml index 146ab09..52f8b02 100644 --- a/.idea/inspectionProfiles/Project_Default.xml +++ b/.idea/inspectionProfiles/Project_Default.xml @@ -1,10 +1,25 @@ \ No newline at end of file diff --git a/app/build.gradle.kts b/app/build.gradle.kts index ab74642..1c304db 100644 --- a/app/build.gradle.kts +++ b/app/build.gradle.kts @@ -14,6 +14,10 @@ android { versionName = "1.0" testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner" + + ndk { + //abiFilters.add("armeabi-v7a") + } } buildTypes { diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml index 891354b..e2dcc5e 100644 --- a/app/src/main/AndroidManifest.xml +++ b/app/src/main/AndroidManifest.xml @@ -3,6 +3,10 @@ xmlns:tools="http://schemas.android.com/tools"> + + + + +#include +#include +#include +#include +#include +#include "log.h" +#include "http-client.h" +#include "sccproxy.h" +#include "scg-service.h" + +#define MY_HTTP_DEFAULT_PORT 80 + +#define BUFFER_SIZE 1024 +#define HTTP_POST "POST /%s HTTP/1.1\r\nHOST: %s:%d\r\nAccept: */*\r\n"\ + "Content-Type:application/json\r\nContent-Length: %d\r\n\r\n%s" +#define HTTP_GET "GET /%s HTTP/1.1\r\nHOST: %s:%d\r\nAccept: */*\r\n\r\n" + +static void send_scg_head(int sock, int vmId) { + int ret; + unsigned char vmid[4]; + unsigned char *p; + const unsigned int id = htonl(vmId); + const auto svrId = static_cast(WG_CTRL_SCG_ID); + unsigned char scgProxy[] = {0x01, // VERSION + 0x09, // Length + 0xF0, // ++++++ INFO[0] TYPE + 0x04, // INFO[0] LENGTH + 0, // INFO[0] VMID[0] + 0, // INFO[0] VMID[1] + 0, // INFO[0] VMID[2] + 0, // INFO[0] VMID[3] + 0xF1, // INFO[1] TYPE + 0x01, // INFO[1] LENGTH + svrId}; // ------ INFO[1] SCG Service ID + + p = scgProxy; + memcpy(vmid, &id, 4); + scgProxy[4] = vmid[0]; + scgProxy[5] = vmid[1]; + scgProxy[6] = vmid[2]; + scgProxy[7] = vmid[3]; + + ret = send(sock, reinterpret_cast(p), sizeof(scgProxy), 0); + + if (ret != sizeof(scgProxy)) { + ANDROID_LOG(ANDROID_LOG_WARN, "SCGPROXY", "Service Connected To SCG Server(vmid = %d, SCGAppId = %d) error: %d\n", + vmId, WG_CTRL_SCG_ID, ret); + } + + ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "Service Connected To SCG Server:vmid = %d, SCGAppId = %d: %d\n", + vmId, WG_CTRL_SCG_ID, sock); +} + +static int http_tcpclient_create(const char *host, int port) { + struct hostent *he; + struct sockaddr_in server_addr {}; + int socket_fd; + + if ((he = gethostbyname(host)) == nullptr) { + return -1; + } + + server_addr.sin_family = AF_INET; + server_addr.sin_port = htons(port); + server_addr.sin_addr = *((struct in_addr *) he->h_addr); + + if ((socket_fd = socket(AF_INET, SOCK_STREAM, 0)) == -1) { + return -1; + } + + if (connect(socket_fd, (struct sockaddr *) &server_addr, sizeof(struct sockaddr)) == -1) { + return -1; + } + + //if(get_scg_cur_vmid() > 0) { + send_scg_head(socket_fd, get_scg_cur_vmid()); + //} + + return socket_fd; +} + +static void http_tcpclient_close(int socket) { + close(socket); +} + +static int http_parse_url(const char *url, char *host, char *file, int *port) { + char *ptr1, *ptr2; + int len = 0; + if (!url || !host || !file || !port) { + return -1; + } + + ptr1 = (char *) url; + + if (!strncmp(ptr1, "http://", strlen("http://"))) { + ptr1 += strlen("http://"); + } else { + return -1; + } + + ptr2 = strchr(ptr1, '/'); + if (ptr2) { + len = strlen(ptr1) - strlen(ptr2); + memcpy(host, ptr1, len); + host[len] = '\0'; + if (*(ptr2 + 1)) { + memcpy(file, ptr2 + 1, strlen(ptr2) - 1); + file[strlen(ptr2) - 1] = '\0'; + } + } else { + memcpy(host, ptr1, strlen(ptr1)); + host[strlen(ptr1)] = '\0'; + } + //get host and ip + ptr1 = strchr(host, ':'); + if (ptr1) { + *ptr1++ = '\0'; + *port = atoi(ptr1); + } else { + *port = MY_HTTP_DEFAULT_PORT; + } + + return 0; +} + + +static int http_tcpclient_recv(int socket, char *lpbuff) { + int recvnum = 0; + + recvnum = recv(socket, lpbuff, BUFFER_SIZE * 4, 0); + + return recvnum; +} + +static int http_tcpclient_send(int socket, char *buff, int size) { + int sent = 0, tmpres = 0; + + while (sent < size) { + tmpres = send(socket, buff + sent, size - sent, 0); + if (tmpres == -1) { + return -1; + } + sent += tmpres; + } + return sent; +} + +static char *http_parse_result(const char *lpbuf) { + char *ptmp = nullptr; + char *response = nullptr; + ptmp = (char *) strstr(lpbuf, "HTTP/1.1"); + if (!ptmp) { + printf("http/1.1 not faind\n"); + return nullptr; + } + if (atoi(ptmp + 9) != 200) { + printf("result:\n%s\n", lpbuf); + return nullptr; + } + + ptmp = (char *) strstr(lpbuf, "\r\n\r\n"); + if (!ptmp) { + printf("ptmp is nullptr\n"); + return nullptr; + } + response = (char *) malloc(strlen(ptmp) + 1); + if (!response) { + printf("malloc failed \n"); + return nullptr; + } + strcpy(response, ptmp + 4); + return response; +} + +char *http_post(const char *url, const char *post_str) { + + char post[BUFFER_SIZE] = {'\0'}; + int socket_fd = -1; + char lpbuf[BUFFER_SIZE * 4] = {'\0'}; + char *ptmp; + char host_addr[BUFFER_SIZE] = {'\0'}; + char file[BUFFER_SIZE] = {'\0'}; + int port = 0; + int len = 0; + char *response = nullptr; + + if (!url || !post_str) { + printf(" failed!\n"); + return nullptr; + } + + if (http_parse_url(url, host_addr, file, &port)) { + printf("http_parse_url failed!\n"); + return nullptr; + } + //printf("host_addr : %s\tfile:%s\t,%d\n",host_addr,file,port); + + socket_fd = http_tcpclient_create(host_addr, port); + if (socket_fd < 0) { + printf("http_tcpclient_create failed\n"); + return nullptr; + } + + sprintf(lpbuf, HTTP_POST, file, host_addr, port, static_cast(strlen(post_str)), post_str); + + if (http_tcpclient_send(socket_fd, lpbuf, static_cast(strlen(lpbuf))) < 0) { + printf("http_tcpclient_send failed..\n"); + return nullptr; + } + //printf("发送请求:\n%s\n",lpbuf); + + /*it's time to recv from server*/ + if (http_tcpclient_recv(socket_fd, lpbuf) <= 0) { + printf("http_tcpclient_recv failed\n"); + return nullptr; + } + + http_tcpclient_close(socket_fd); + + return http_parse_result(lpbuf); +} + +char *http_get(const char *url) { + + char post[BUFFER_SIZE] = {'\0'}; + int socket_fd = -1; + char lpbuf[BUFFER_SIZE * 4] = {'\0'}; + char *ptmp; + char host_addr[BUFFER_SIZE] = {'\0'}; + char file[BUFFER_SIZE] = {'\0'}; + int port = 0; + int len = 0; + + if (!url) { + printf(" failed!\n"); + return nullptr; + } + + if (http_parse_url(url, host_addr, file, &port)) { + printf("http_parse_url failed!\n"); + return nullptr; + } + //printf("host_addr : %s\tfile:%s\t,%d\n",host_addr,file,port); + + socket_fd = http_tcpclient_create(host_addr, port); + if (socket_fd < 0) { + printf("http_tcpclient_create failed\n"); + return nullptr; + } + + sprintf(lpbuf, HTTP_GET, file, host_addr, port); + + if (http_tcpclient_send(socket_fd, lpbuf, static_cast(strlen(lpbuf))) < 0) { + printf("http_tcpclient_send failed..\n"); + return nullptr; + } +// printf("发送请求:\n%s\n",lpbuf); + + if (http_tcpclient_recv(socket_fd, lpbuf) <= 0) { + printf("http_tcpclient_recv failed\n"); + return nullptr; + } + http_tcpclient_close(socket_fd); + + return http_parse_result(lpbuf); +} \ No newline at end of file diff --git a/app/src/main/cpp/http/http-client.h b/app/src/main/cpp/http/http-client.h new file mode 100644 index 0000000..244a7af --- /dev/null +++ b/app/src/main/cpp/http/http-client.h @@ -0,0 +1,5 @@ +#pragma once + + +char * http_get(const char *url); +char * http_post(const char *url,const char * post_str); \ No newline at end of file diff --git a/app/src/main/cpp/include/httplib.h b/app/src/main/cpp/include/httplib.h deleted file mode 100644 index a85a556..0000000 --- a/app/src/main/cpp/include/httplib.h +++ /dev/null @@ -1,9746 +0,0 @@ -// -// httplib.h -// -// Copyright (c) 2023 Yuji Hirose. All rights reserved. -// MIT License -// - -#ifndef CPPHTTPLIB_HTTPLIB_H -#define CPPHTTPLIB_HTTPLIB_H - -#define CPPHTTPLIB_VERSION "0.13.0" - -/* - * Configuration - */ - -#ifndef CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND -#define CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND 5 -#endif - -#ifndef CPPHTTPLIB_KEEPALIVE_MAX_COUNT -#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 5 -#endif - -#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND -#define CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND 300 -#endif - -#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND -#define CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND 0 -#endif - -#ifndef CPPHTTPLIB_READ_TIMEOUT_SECOND -#define CPPHTTPLIB_READ_TIMEOUT_SECOND 5 -#endif - -#ifndef CPPHTTPLIB_READ_TIMEOUT_USECOND -#define CPPHTTPLIB_READ_TIMEOUT_USECOND 0 -#endif - -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_SECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_SECOND 5 -#endif - -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_USECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_USECOND 0 -#endif - -#ifndef CPPHTTPLIB_IDLE_INTERVAL_SECOND -#define CPPHTTPLIB_IDLE_INTERVAL_SECOND 0 -#endif - -#ifndef CPPHTTPLIB_IDLE_INTERVAL_USECOND -#ifdef _WIN32 -#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 10000 -#else -#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 0 -#endif -#endif - -#ifndef CPPHTTPLIB_REQUEST_URI_MAX_LENGTH -#define CPPHTTPLIB_REQUEST_URI_MAX_LENGTH 8192 -#endif - -#ifndef CPPHTTPLIB_HEADER_MAX_LENGTH -#define CPPHTTPLIB_HEADER_MAX_LENGTH 8192 -#endif - -#ifndef CPPHTTPLIB_REDIRECT_MAX_COUNT -#define CPPHTTPLIB_REDIRECT_MAX_COUNT 20 -#endif - -#ifndef CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT -#define CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT 1024 -#endif - -#ifndef CPPHTTPLIB_PAYLOAD_MAX_LENGTH -#define CPPHTTPLIB_PAYLOAD_MAX_LENGTH ((std::numeric_limits::max)()) -#endif - -#ifndef CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH -#define CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH 8192 -#endif - -#ifndef CPPHTTPLIB_TCP_NODELAY -#define CPPHTTPLIB_TCP_NODELAY false -#endif - -#ifndef CPPHTTPLIB_RECV_BUFSIZ -#define CPPHTTPLIB_RECV_BUFSIZ size_t(4096u) -#endif - -#ifndef CPPHTTPLIB_COMPRESSION_BUFSIZ -#define CPPHTTPLIB_COMPRESSION_BUFSIZ size_t(16384u) -#endif - -#ifndef CPPHTTPLIB_THREAD_POOL_COUNT -#define CPPHTTPLIB_THREAD_POOL_COUNT \ - ((std::max)(8u, std::thread::hardware_concurrency() > 0 ? std::thread::hardware_concurrency() - 1 : 0)) -#endif - -#ifndef CPPHTTPLIB_RECV_FLAGS -#define CPPHTTPLIB_RECV_FLAGS 0 -#endif - -#ifndef CPPHTTPLIB_SEND_FLAGS -#define CPPHTTPLIB_SEND_FLAGS 0 -#endif - -#ifndef CPPHTTPLIB_LISTEN_BACKLOG -#define CPPHTTPLIB_LISTEN_BACKLOG 5 -#endif - -/* - * Headers - */ - -#ifdef _WIN32 -#ifndef _CRT_SECURE_NO_WARNINGS -#define _CRT_SECURE_NO_WARNINGS -#endif //_CRT_SECURE_NO_WARNINGS - -#ifndef _CRT_NONSTDC_NO_DEPRECATE -#define _CRT_NONSTDC_NO_DEPRECATE -#endif //_CRT_NONSTDC_NO_DEPRECATE - -#if defined(_MSC_VER) -#if _MSC_VER < 1900 -#error Sorry, Visual Studio versions prior to 2015 are not supported -#endif - -#pragma comment(lib, "ws2_32.lib") - -#ifdef _WIN64 -using ssize_t = __int64; -#else -using ssize_t = long; -#endif -#endif // _MSC_VER - -#ifndef S_ISREG -#define S_ISREG(m) (((m)&S_IFREG) == S_IFREG) -#endif // S_ISREG - -#ifndef S_ISDIR -#define S_ISDIR(m) (((m)&S_IFDIR) == S_IFDIR) -#endif // S_ISDIR - -#ifndef NOMINMAX -#define NOMINMAX -#endif // NOMINMAX - -#include -#include -#include - -#ifndef WSA_FLAG_NO_HANDLE_INHERIT -#define WSA_FLAG_NO_HANDLE_INHERIT 0x80 -#endif - -#ifndef strcasecmp -#define strcasecmp _stricmp -#endif // strcasecmp - -using socket_t = SOCKET; -#ifdef CPPHTTPLIB_USE_POLL -#define poll(fds, nfds, timeout) WSAPoll(fds, nfds, timeout) -#endif - -#else // not _WIN32 - -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/arpa/inet.h" -#if !defined(_AIX) && !defined(__MVS__) -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/ifaddrs.h" -#endif -#ifdef __MVS__ -#include -#ifndef NI_MAXHOST -#define NI_MAXHOST 1025 -#endif -#endif -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/net/if.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/netdb.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/netinet/in.h" -#ifdef __linux__ -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/resolv.h" -#endif -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/netinet/tcp.h" -#ifdef CPPHTTPLIB_USE_POLL -#include -#endif -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/csignal" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/pthread.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/sys/select.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/sys/socket.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/sys/un.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/unistd.h" - -using socket_t = int; -#ifndef INVALID_SOCKET -#define INVALID_SOCKET (-1) -#endif -#endif //_WIN32 - -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/algorithm" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/array" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/atomic" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/cassert" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/cctype" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/climits" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/condition_variable" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/cstring" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/errno.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/fcntl.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/fstream" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/functional" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/iomanip" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/iostream" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/list" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/map" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/memory" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/mutex" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/random" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/regex" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/set" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/sstream" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/string" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/sys/stat.h" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/thread" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/unordered_map" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/unordered_set" -#include "../../../../../../../../../AppData/Local/Android/Sdk/ndk/25.1.8937393/toolchains/llvm/prebuilt/windows-x86_64/sysroot/usr/include/c++/v1/utility" - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -#ifdef _WIN32 -#include - -// these are defined in wincrypt.h and it breaks compilation if BoringSSL is -// used -#undef X509_NAME -#undef X509_CERT_PAIR -#undef X509_EXTENSIONS -#undef PKCS7_SIGNER_INFO - -#ifdef _MSC_VER -#pragma comment(lib, "crypt32.lib") -#pragma comment(lib, "cryptui.lib") -#endif -#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) -#include -#if TARGET_OS_OSX -#include -#include -#endif // TARGET_OS_OSX -#endif // _WIN32 - -#include -#include -#include -#include - -#if defined(_WIN32) && defined(OPENSSL_USE_APPLINK) -#include -#endif - -#include -#include - -#if OPENSSL_VERSION_NUMBER < 0x1010100fL -#error Sorry, OpenSSL versions prior to 1.1.1 are not supported -#elif OPENSSL_VERSION_NUMBER < 0x30000000L -#define SSL_get1_peer_certificate SSL_get_peer_certificate -#endif - -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT -#include -#endif - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT -#include -#include -#endif - -/* - * Declaration - */ -namespace httplib { - -namespace detail { - -typedef void (*POSTSOCKETCONNECTCB)(socket_t sock); - -/* - * Backport std::make_unique from C++14. - * - * NOTE: This code came up with the following stackoverflow post: - * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique - * - */ - -template -typename std::enable_if::value, std::unique_ptr>::type make_unique(Args &&...args) { - return std::unique_ptr(new T(std::forward(args)...)); -} - -template -typename std::enable_if::value, std::unique_ptr>::type make_unique(std::size_t n) { - typedef typename std::remove_extent::type RT; - return std::unique_ptr(new RT[n]); -} - -struct ci { - bool operator()(const std::string &s1, const std::string &s2) const { - return std::lexicographical_compare( - s1.begin(), - s1.end(), - s2.begin(), - s2.end(), - [](unsigned char c1, unsigned char c2) { return ::tolower(c1) < ::tolower(c2); }); - } -}; - -// This is based on -// "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". - -struct scope_exit { - explicit scope_exit(std::function &&f) : exit_function(std::move(f)), execute_on_destruction {true} { - } - - scope_exit(scope_exit &&rhs) - : exit_function(std::move(rhs.exit_function)), - execute_on_destruction {rhs.execute_on_destruction} { - rhs.release(); - } - - ~scope_exit() { - if (execute_on_destruction) { - this->exit_function(); - } - } - - void release() { - this->execute_on_destruction = false; - } - -private: - scope_exit(const scope_exit &) = delete; - void operator=(const scope_exit &) = delete; - scope_exit &operator=(scope_exit &&) = delete; - - std::function exit_function; - bool execute_on_destruction; -}; - -} // namespace detail - -using Headers = std::multimap; - -using Params = std::multimap; -using Match = std::smatch; - -using Progress = std::function; - -struct Response; -using ResponseHandler = std::function; - -struct MultipartFormData { - std::string name; - std::string content; - std::string filename; - std::string content_type; -}; - -using MultipartFormDataItems = std::vector; -using MultipartFormDataMap = std::multimap; - -class DataSink { -public: - DataSink() : os(&sb_), sb_(*this) { - } - - DataSink(const DataSink &) = delete; - DataSink &operator=(const DataSink &) = delete; - DataSink(DataSink &&) = delete; - DataSink &operator=(DataSink &&) = delete; - - std::function write; - std::function done; - std::function done_with_trailer; - std::ostream os; - -private: - class data_sink_streambuf : public std::streambuf { - public: - explicit data_sink_streambuf(DataSink &sink) : sink_(sink) { - } - - protected: - std::streamsize xsputn(const char *s, std::streamsize n) { - sink_.write(s, static_cast(n)); - return n; - } - - private: - DataSink &sink_; - }; - - data_sink_streambuf sb_; -}; - -using ContentProvider = std::function; - -using ContentProviderWithoutLength = std::function; - -using ContentProviderResourceReleaser = std::function; - -struct MultipartFormDataProvider { - std::string name; - ContentProviderWithoutLength provider; - std::string filename; - std::string content_type; -}; - -using MultipartFormDataProviderItems = std::vector; - -using ContentReceiverWithProgress = std::function< - bool(const char *data, size_t data_length, uint64_t offset, uint64_t total_length)>; - -using ContentReceiver = std::function; - -using MultipartContentHeader = std::function; - -class ContentReader { -public: - using Reader = std::function; - using MultipartReader = std::function; - - ContentReader(Reader reader, MultipartReader multipart_reader) - : reader_(std::move(reader)), - multipart_reader_(std::move(multipart_reader)) { - } - - bool operator()(MultipartContentHeader header, ContentReceiver receiver) const { - return multipart_reader_(std::move(header), std::move(receiver)); - } - - bool operator()(ContentReceiver receiver) const { - return reader_(std::move(receiver)); - } - - Reader reader_; - MultipartReader multipart_reader_; -}; - -using Range = std::pair; -using Ranges = std::vector; - -struct Request { - std::string method; - std::string path; - Headers headers; - std::string body; - - std::string remote_addr; - int remote_port = -1; - std::string local_addr; - int local_port = -1; - - // for server - std::string version; - std::string target; - Params params; - MultipartFormDataMap files; - Ranges ranges; - Match matches; - std::unordered_map path_params; - - // for client - ResponseHandler response_handler; - ContentReceiverWithProgress content_receiver; - Progress progress; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - const SSL *ssl = nullptr; -#endif - - bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, size_t id = 0) const; - template T get_header_value(const std::string &key, size_t id = 0) const; - size_t get_header_value_count(const std::string &key) const; - void set_header(const std::string &key, const std::string &val); - - bool has_param(const std::string &key) const; - std::string get_param_value(const std::string &key, size_t id = 0) const; - size_t get_param_value_count(const std::string &key) const; - - bool is_multipart_form_data() const; - - bool has_file(const std::string &key) const; - MultipartFormData get_file_value(const std::string &key) const; - std::vector get_file_values(const std::string &key) const; - - // private members... - size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; - size_t content_length_ = 0; - ContentProvider content_provider_; - bool is_chunked_content_provider_ = false; - size_t authorization_count_ = 0; -}; - -struct Response { - std::string version; - int status = -1; - std::string reason; - Headers headers; - std::string body; - std::string location; // Redirect location - - bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, size_t id = 0) const; - template T get_header_value(const std::string &key, size_t id = 0) const; - size_t get_header_value_count(const std::string &key) const; - void set_header(const std::string &key, const std::string &val); - - void set_redirect(const std::string &url, int status = 302); - void set_content(const char *s, size_t n, const std::string &content_type); - void set_content(const std::string &s, const std::string &content_type); - - void set_content_provider(size_t length, - const std::string &content_type, - ContentProvider provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_content_provider(const std::string &content_type, - ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_chunked_content_provider(const std::string &content_type, - ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - Response() = default; - Response(const Response &) = default; - Response &operator=(const Response &) = default; - Response(Response &&) = default; - Response &operator=(Response &&) = default; - - ~Response() { - if (content_provider_resource_releaser_) { - content_provider_resource_releaser_(content_provider_success_); - } - } - - // private members... - size_t content_length_ = 0; - ContentProvider content_provider_; - ContentProviderResourceReleaser content_provider_resource_releaser_; - bool is_chunked_content_provider_ = false; - bool content_provider_success_ = false; -}; - -class Stream { -public: - virtual ~Stream() = default; - - virtual bool is_readable() const = 0; - virtual bool is_writable() const = 0; - - virtual ssize_t read(char *ptr, size_t size) = 0; - virtual ssize_t write(const char *ptr, size_t size) = 0; - virtual void get_remote_ip_and_port(std::string &ip, int &port) const = 0; - virtual void get_local_ip_and_port(std::string &ip, int &port) const = 0; - virtual socket_t socket() const = 0; - - template ssize_t write_format(const char *fmt, const Args &...args); - ssize_t write(const char *ptr); - ssize_t write(const std::string &s); -}; - -class TaskQueue { -public: - TaskQueue() = default; - virtual ~TaskQueue() = default; - - virtual void enqueue(std::function fn) = 0; - virtual void shutdown() = 0; - - virtual void on_idle() { - } -}; - -class ThreadPool : public TaskQueue { -public: - explicit ThreadPool(size_t n) : shutdown_(false) { - while (n) { - threads_.emplace_back(worker(*this)); - n--; - } - } - - ThreadPool(const ThreadPool &) = delete; - ~ThreadPool() override = default; - - void enqueue(std::function fn) override { - { - std::unique_lock lock(mutex_); - jobs_.push_back(std::move(fn)); - } - - cond_.notify_one(); - } - - void shutdown() override { - // Stop all worker threads... - { - std::unique_lock lock(mutex_); - shutdown_ = true; - } - - cond_.notify_all(); - - // Join... - for (auto &t : threads_) { - t.join(); - } - } - -private: - struct worker { - explicit worker(ThreadPool &pool) : pool_(pool) { - } - - void operator()() { - for (;;) { - std::function fn; - { - std::unique_lock lock(pool_.mutex_); - - pool_.cond_.wait(lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); - - if (pool_.shutdown_ && pool_.jobs_.empty()) { - break; - } - - fn = std::move(pool_.jobs_.front()); - pool_.jobs_.pop_front(); - } - - assert(true == static_cast(fn)); - fn(); - } - } - - ThreadPool &pool_; - }; - friend struct worker; - - std::vector threads_; - std::list> jobs_; - - bool shutdown_; - - std::condition_variable cond_; - std::mutex mutex_; -}; - -using Logger = std::function; - -using SocketOptions = std::function; - -void default_socket_options(socket_t sock); - -namespace detail { - -class MatcherBase { -public: - virtual ~MatcherBase() = default; - - // Match request path and populate its matches and - virtual bool match(Request &request) const = 0; -}; - -/** - * Captures parameters in request path and stores them in Request::path_params - * - * Capture name is a substring of a pattern from : to /. - * The rest of the pattern is matched agains the request path directly - * Parameters are captured starting from the next character after - * the end of the last matched static pattern fragment until the next /. - * - * Example pattern: - * "/path/fragments/:capture/more/fragments/:second_capture" - * Static fragments: - * "/path/fragments/", "more/fragments/" - * - * Given the following request path: - * "/path/fragments/:1/more/fragments/:2" - * the resulting capture will be - * {{"capture", "1"}, {"second_capture", "2"}} - */ -class PathParamsMatcher : public MatcherBase { -public: - PathParamsMatcher(const std::string &pattern); - - bool match(Request &request) const override; - -private: - static constexpr char marker = ':'; - // Treat segment separators as the end of path parameter capture - // Does not need to handle query parameters as they are parsed before path - // matching - static constexpr char separator = '/'; - - // Contains static path fragments to match against, excluding the '/' after - // path params - // Fragments are separated by path params - std::vector static_fragments_; - // Stores the names of the path parameters to be used as keys in the - // Request::path_params map - std::vector param_names_; -}; - -/** - * Performs std::regex_match on request path - * and stores the result in Request::matches - * - * Note that regex match is performed directly on the whole request. - * This means that wildcard patterns may match multiple path segments with /: - * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". - */ -class RegexMatcher : public MatcherBase { -public: - RegexMatcher(const std::string &pattern) : regex_(pattern) { - } - - bool match(Request &request) const override; - -private: - std::regex regex_; -}; - -} // namespace detail - -class Server { -public: - using Handler = std::function; - - using ExceptionHandler = std::function; - - enum class HandlerResponse { - Handled, - Unhandled, - }; - using HandlerWithResponse = std::function; - - using HandlerWithContentReader = std::function< - void(const Request &, Response &, const ContentReader &content_reader)>; - - using Expect100ContinueHandler = std::function; - - Server(); - - virtual ~Server(); - - virtual bool is_valid() const; - - Server &Get(const std::string &pattern, Handler handler); - Server &Post(const std::string &pattern, Handler handler); - Server &Post(const std::string &pattern, HandlerWithContentReader handler); - Server &Put(const std::string &pattern, Handler handler); - Server &Put(const std::string &pattern, HandlerWithContentReader handler); - Server &Patch(const std::string &pattern, Handler handler); - Server &Patch(const std::string &pattern, HandlerWithContentReader handler); - Server &Delete(const std::string &pattern, Handler handler); - Server &Delete(const std::string &pattern, HandlerWithContentReader handler); - Server &Options(const std::string &pattern, Handler handler); - - bool set_base_dir(const std::string &dir, const std::string &mount_point = std::string()); - bool set_mount_point(const std::string &mount_point, const std::string &dir, Headers headers = Headers()); - bool remove_mount_point(const std::string &mount_point); - Server &set_file_extension_and_mimetype_mapping(const std::string &ext, const std::string &mime); - Server &set_file_request_handler(Handler handler); - - Server &set_error_handler(HandlerWithResponse handler); - Server &set_error_handler(Handler handler); - Server &set_exception_handler(ExceptionHandler handler); - Server &set_pre_routing_handler(HandlerWithResponse handler); - Server &set_post_routing_handler(Handler handler); - - Server &set_expect_100_continue_handler(Expect100ContinueHandler handler); - Server &set_logger(Logger logger); - - Server &set_address_family(int family); - Server &set_tcp_nodelay(bool on); - Server &set_socket_options(SocketOptions socket_options); - - Server &set_default_headers(Headers headers); - - Server &set_keep_alive_max_count(size_t count); - Server &set_keep_alive_timeout(time_t sec); - - Server &set_read_timeout(time_t sec, time_t usec = 0); - template Server &set_read_timeout(const std::chrono::duration &duration); - - Server &set_write_timeout(time_t sec, time_t usec = 0); - template Server &set_write_timeout(const std::chrono::duration &duration); - - Server &set_idle_interval(time_t sec, time_t usec = 0); - template Server &set_idle_interval(const std::chrono::duration &duration); - - Server &set_payload_max_length(size_t length); - - bool bind_to_port(const std::string &host, int port, int socket_flags = 0); - int bind_to_any_port(const std::string &host, int socket_flags = 0); - bool listen_after_bind(); - - bool listen(const std::string &host, int port, int socket_flags = 0); - - bool is_running() const; - void wait_until_ready() const; - void stop(); - - std::function new_task_queue; - -protected: - bool process_request(Stream &strm, - bool close_connection, - bool &connection_closed, - const std::function &setup_request); - - std::atomic svr_sock_ {INVALID_SOCKET}; - size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; - time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; - time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; - time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; - size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; - -private: - using Handlers = std::vector, Handler>>; - using HandlersForContentReader = std::vector< - std::pair, HandlerWithContentReader>>; - - static std::unique_ptr make_matcher(const std::string &pattern); - - socket_t create_server_socket(const std::string &host, - int port, - int socket_flags, - SocketOptions socket_options) const; - int bind_internal(const std::string &host, int port, int socket_flags); - bool listen_internal(); - - bool routing(Request &req, Response &res, Stream &strm); - bool handle_file_request(const Request &req, Response &res, bool head = false); - bool dispatch_request(Request &req, Response &res, const Handlers &handlers); - bool dispatch_request_for_content_reader(Request &req, - Response &res, - ContentReader content_reader, - const HandlersForContentReader &handlers); - - bool parse_request_line(const char *s, Request &req); - void apply_ranges(const Request &req, Response &res, std::string &content_type, std::string &boundary); - bool write_response(Stream &strm, bool close_connection, const Request &req, Response &res); - bool write_response_with_content(Stream &strm, bool close_connection, const Request &req, Response &res); - bool write_response_core(Stream &strm, - bool close_connection, - const Request &req, - Response &res, - bool need_apply_ranges); - bool write_content_with_provider(Stream &strm, - const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type); - bool read_content(Stream &strm, Request &req, Response &res); - bool read_content_with_content_receiver(Stream &strm, - Request &req, - Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver); - bool read_content_core(Stream &strm, - Request &req, - Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver); - - virtual bool process_and_close_socket(socket_t sock); - - std::atomic is_running_ {false}; - std::atomic done_ {false}; - - struct MountPointEntry { - std::string mount_point; - std::string base_dir; - Headers headers; - }; - - std::vector base_dirs_; - std::map file_extension_and_mimetype_map_; - Handler file_request_handler_; - - Handlers get_handlers_; - Handlers post_handlers_; - HandlersForContentReader post_handlers_for_content_reader_; - Handlers put_handlers_; - HandlersForContentReader put_handlers_for_content_reader_; - Handlers patch_handlers_; - HandlersForContentReader patch_handlers_for_content_reader_; - Handlers delete_handlers_; - HandlersForContentReader delete_handlers_for_content_reader_; - Handlers options_handlers_; - - HandlerWithResponse error_handler_; - ExceptionHandler exception_handler_; - HandlerWithResponse pre_routing_handler_; - Handler post_routing_handler_; - Expect100ContinueHandler expect_100_continue_handler_; - - Logger logger_; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - SocketOptions socket_options_ = default_socket_options; - - Headers default_headers_; -}; - -enum class Error { - Success = 0, - Unknown, - Connection, - BindIPAddress, - Read, - Write, - ExceedRedirectCount, - Canceled, - SSLConnection, - SSLLoadingCerts, - SSLServerVerification, - UnsupportedMultipartBoundaryChars, - Compression, - ConnectionTimeout, - - // For internal use only - SSLPeerCouldBeClosed_, -}; - -std::string to_string(const Error error); - -std::ostream &operator<<(std::ostream &os, const Error &obj); - -class Result { -public: - Result() = default; - - Result(std::unique_ptr &&res, Error err, Headers &&request_headers = Headers {}) - : res_(std::move(res)), - err_(err), - request_headers_(std::move(request_headers)) { - } - - // Response - operator bool() const { - return res_ != nullptr; - } - - bool operator==(std::nullptr_t) const { - return res_ == nullptr; - } - - bool operator!=(std::nullptr_t) const { - return res_ != nullptr; - } - - const Response &value() const { - return *res_; - } - - Response &value() { - return *res_; - } - - const Response &operator*() const { - return *res_; - } - - Response &operator*() { - return *res_; - } - - const Response *operator->() const { - return res_.get(); - } - - Response *operator->() { - return res_.get(); - } - - // Error - Error error() const { - return err_; - } - - // Request Headers - bool has_request_header(const std::string &key) const; - std::string get_request_header_value(const std::string &key, size_t id = 0) const; - template T get_request_header_value(const std::string &key, size_t id = 0) const; - size_t get_request_header_value_count(const std::string &key) const; - -private: - std::unique_ptr res_; - Error err_ = Error::Unknown; - Headers request_headers_; -}; - -class ClientImpl { -public: - explicit ClientImpl(const std::string &host); - - explicit ClientImpl(const std::string &host, int port); - - explicit ClientImpl(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path); - - virtual ~ClientImpl(); - - virtual bool is_valid() const; - - Result Get(const std::string &path); - Result Get(const std::string &path, const Headers &headers); - Result Get(const std::string &path, Progress progress); - Result Get(const std::string &path, const Headers &headers, Progress progress); - Result Get(const std::string &path, ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver); - Result Get(const std::string &path, ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, ResponseHandler response_handler, ContentReceiver content_receiver); - Result Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress); - - Result Get(const std::string &path, const Params ¶ms, const Headers &headers, Progress progress = nullptr); - Result Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress = nullptr); - - Result Head(const std::string &path); - Result Head(const std::string &path, const Headers &headers); - - Result Post(const std::string &path); - Result Post(const std::string &path, const Headers &headers); - Result Post(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Post(const std::string &path, const std::string &body, const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Post(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, const Params ¶ms); - Result Post(const std::string &path, const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); - Result Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary); - Result Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Put(const std::string &path); - Result Put(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Put(const std::string &path, const std::string &body, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Put(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, ContentProviderWithoutLength content_provider, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, const Params ¶ms); - Result Put(const std::string &path, const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); - Result Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary); - Result Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Patch(const std::string &path); - Result Patch(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const std::string &body, const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Patch(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - - Result Delete(const std::string &path); - Result Delete(const std::string &path, const Headers &headers); - Result Delete(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Delete(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Delete(const std::string &path, const std::string &body, const std::string &content_type); - Result Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - - Result Options(const std::string &path); - Result Options(const std::string &path, const Headers &headers); - - bool send(Request &req, Response &res, Error &error); - Result send(const Request &req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template void set_connection_timeout(const std::chrono::duration &duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template void set_read_timeout(const std::chrono::duration &duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template void set_write_timeout(const std::chrono::duration &duration); - - void set_basic_auth(const std::string &username, const std::string &password); - void set_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string &username, const std::string &password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string &intf); - - void set_proxy(const std::string &host, int port); - void set_proxy_basic_auth(const std::string &username, const std::string &password); - void set_proxy_bearer_token_auth(const std::string &token); - void set_post_connect_callback(detail::POSTSOCKETCONNECTCB cb); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string &username, const std::string &password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string &ca_cert_file_path, const std::string &ca_cert_dir_path = std::string()); - void set_ca_cert_store(X509_STORE *ca_cert_store); - X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); -#endif - - void set_logger(Logger logger); - -protected: - struct Socket { - socket_t sock = INVALID_SOCKET; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSL *ssl = nullptr; -#endif - - bool is_open() const { - return sock != INVALID_SOCKET; - } - }; - - virtual bool create_and_connect_socket(Socket &socket, Error &error); - - // All of: - // shutdown_ssl - // shutdown_socket - // close_socket - // should ONLY be called when socket_mutex_ is locked. - // Also, shutdown_ssl and close_socket should also NOT be called concurrently - // with a DIFFERENT thread sending requests using that socket. - virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); - void shutdown_socket(Socket &socket); - void close_socket(Socket &socket); - - bool process_request(Stream &strm, Request &req, Response &res, bool close_connection, Error &error); - - bool write_content_with_provider(Stream &strm, const Request &req, Error &error); - - void copy_settings(const ClientImpl &rhs); - - // Socket endpoint information - const std::string host_; - const int port_; - const std::string host_and_port_; - - // Current open socket - Socket socket_; - mutable std::mutex socket_mutex_; - std::recursive_mutex request_mutex_; - - // These are all protected under socket_mutex - size_t socket_requests_in_flight_ = 0; - std::thread::id socket_requests_are_from_thread_ = std::thread::id(); - bool socket_should_be_closed_when_request_is_done_ = false; - - // Hostname-IP map - std::map addr_map_; - - // Default headers - Headers default_headers_; - - // Settings - std::string client_cert_path_; - std::string client_key_path_; - - time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; - time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; - - std::string basic_auth_username_; - std::string basic_auth_password_; - std::string bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string digest_auth_username_; - std::string digest_auth_password_; -#endif - - bool keep_alive_ = false; - bool follow_location_ = false; - - bool url_encode_ = true; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - SocketOptions socket_options_ = nullptr; - - bool compress_ = false; - bool decompress_ = true; - - std::string interface_; - - std::string proxy_host_; - int proxy_port_ = -1; - - std::string proxy_basic_auth_username_; - std::string proxy_basic_auth_password_; - std::string proxy_bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string proxy_digest_auth_username_; - std::string proxy_digest_auth_password_; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string ca_cert_file_path_; - std::string ca_cert_dir_path_; - - X509_STORE *ca_cert_store_ = nullptr; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool server_certificate_verification_ = true; -#endif - - Logger logger_; - - detail::POSTSOCKETCONNECTCB _postConnCb = nullptr; - -private: - bool send_(Request &req, Response &res, Error &error); - Result send_(Request &&req); - - socket_t create_client_socket(Error &error) const; - bool read_response_line(Stream &strm, const Request &req, Response &res); - bool write_request(Stream &strm, Request &req, bool close_connection, Error &error); - bool redirect(Request &req, Response &res, Error &error); - bool handle_request(Stream &strm, Request &req, Response &res, bool close_connection, Error &error); - std::unique_ptr send_with_content_provider(Request &req, - const char *body, - size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, - Error &error); - Result send_with_content_provider(const std::string &method, - const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type); - ContentProviderWithoutLength get_multipart_content_provider(const std::string &boundary, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - std::string adjust_host_string(const std::string &host) const; - - virtual bool process_socket(const Socket &socket, std::function callback); - virtual bool is_ssl() const; -}; - -class Client { -public: - // Universal interface - explicit Client(const std::string &scheme_host_port); - - explicit Client(const std::string &scheme_host_port, - const std::string &client_cert_path, - const std::string &client_key_path); - - // HTTP only interface - explicit Client(const std::string &host, int port); - - explicit Client(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path); - - Client(Client &&) = default; - - ~Client(); - - bool is_valid() const; - - Result Get(const std::string &path); - Result Get(const std::string &path, const Headers &headers); - Result Get(const std::string &path, Progress progress); - Result Get(const std::string &path, const Headers &headers, Progress progress); - Result Get(const std::string &path, ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver); - Result Get(const std::string &path, ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, ResponseHandler response_handler, ContentReceiver content_receiver); - Result Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress); - - Result Get(const std::string &path, const Params ¶ms, const Headers &headers, Progress progress = nullptr); - Result Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress = nullptr); - - Result Head(const std::string &path); - Result Head(const std::string &path, const Headers &headers); - - Result Post(const std::string &path); - Result Post(const std::string &path, const Headers &headers); - Result Post(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Post(const std::string &path, const std::string &body, const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Post(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, const Params ¶ms); - Result Post(const std::string &path, const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); - Result Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary); - Result Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Put(const std::string &path); - Result Put(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Put(const std::string &path, const std::string &body, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Put(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, ContentProviderWithoutLength content_provider, const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, const Params ¶ms); - Result Put(const std::string &path, const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); - Result Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary); - Result Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Patch(const std::string &path); - Result Patch(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const std::string &body, const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - Result Patch(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - - Result Delete(const std::string &path); - Result Delete(const std::string &path, const Headers &headers); - Result Delete(const std::string &path, const char *body, size_t content_length, const std::string &content_type); - Result Delete(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type); - Result Delete(const std::string &path, const std::string &body, const std::string &content_type); - Result Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type); - - Result Options(const std::string &path); - Result Options(const std::string &path, const Headers &headers); - - bool send(Request &req, Response &res, Error &error); - Result send(const Request &req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template void set_connection_timeout(const std::chrono::duration &duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template void set_read_timeout(const std::chrono::duration &duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template void set_write_timeout(const std::chrono::duration &duration); - - void set_basic_auth(const std::string &username, const std::string &password); - void set_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string &username, const std::string &password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string &intf); - - void set_proxy(const std::string &host, int port); - void set_proxy_basic_auth(const std::string &username, const std::string &password); - void set_proxy_bearer_token_auth(const std::string &token); - void set_post_connect_cb(detail::POSTSOCKETCONNECTCB cb); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string &username, const std::string &password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); -#endif - - void set_logger(Logger logger); - - // SSL -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string &ca_cert_file_path, const std::string &ca_cert_dir_path = std::string()); - - void set_ca_cert_store(X509_STORE *ca_cert_store); - void load_ca_cert_store(const char *ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX *ssl_context() const; -#endif - -private: - std::unique_ptr cli_; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool is_ssl_ = false; -#endif -}; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -class SSLServer : public Server { -public: - SSLServer(const char *cert_path, - const char *private_key_path, - const char *client_ca_cert_file_path = nullptr, - const char *client_ca_cert_dir_path = nullptr, - const char *private_key_password = nullptr); - - SSLServer(X509 *cert, EVP_PKEY *private_key, X509_STORE *client_ca_cert_store = nullptr); - - SSLServer(const std::function &setup_ssl_ctx_callback); - - ~SSLServer() override; - - bool is_valid() const override; - - SSL_CTX *ssl_context() const; - -private: - bool process_and_close_socket(socket_t sock) override; - - SSL_CTX *ctx_; - std::mutex ctx_mutex_; -}; - -class SSLClient : public ClientImpl { -public: - explicit SSLClient(const std::string &host); - - explicit SSLClient(const std::string &host, int port); - - explicit SSLClient(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path); - - explicit SSLClient(const std::string &host, int port, X509 *client_cert, EVP_PKEY *client_key); - - ~SSLClient() override; - - bool is_valid() const override; - - void set_ca_cert_store(X509_STORE *ca_cert_store); - void load_ca_cert_store(const char *ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX *ssl_context() const; - -private: - bool create_and_connect_socket(Socket &socket, Error &error) override; - void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; - void shutdown_ssl_impl(Socket &socket, bool shutdown_socket); - - bool process_socket(const Socket &socket, std::function callback) override; - bool is_ssl() const override; - - bool connect_with_proxy(Socket &sock, Response &res, bool &success, Error &error); - bool initialize_ssl(Socket &socket, Error &error); - - bool load_certs(); - - bool verify_host(X509 *server_cert) const; - bool verify_host_with_subject_alt_name(X509 *server_cert) const; - bool verify_host_with_common_name(X509 *server_cert) const; - bool check_host_name(const char *pattern, size_t pattern_len) const; - - SSL_CTX *ctx_; - std::mutex ctx_mutex_; - std::once_flag initialize_cert_; - - std::vector host_components_; - - long verify_result_ = 0; - - friend class ClientImpl; -}; -#endif - -/* - * Implementation of template methods. - */ - -namespace detail { - -template inline void duration_to_sec_and_usec(const T &duration, U callback) { - auto sec = std::chrono::duration_cast(duration).count(); - auto usec = std::chrono::duration_cast(duration - std::chrono::seconds(sec)).count(); - callback(static_cast(sec), static_cast(usec)); -} - -template -inline T get_header_value(const Headers & /*headers*/, - const std::string & /*key*/, - size_t /*id*/ = 0, - uint64_t /*def*/ = 0) { -} - -template<> -inline uint64_t get_header_value(const Headers &headers, const std::string &key, size_t id, uint64_t def) { - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { - return std::strtoull(it->second.data(), nullptr, 10); - } - return def; -} - -} // namespace detail - -template inline T Request::get_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(headers, key, id, 0); -} - -template inline T Response::get_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(headers, key, id, 0); -} - -template inline ssize_t Stream::write_format(const char *fmt, const Args &...args) { - const auto bufsiz = 2048; - std::array buf {}; - - auto sn = snprintf(buf.data(), buf.size() - 1, fmt, args...); - if (sn <= 0) { - return sn; - } - - auto n = static_cast(sn); - - if (n >= buf.size() - 1) { - std::vector glowable_buf(buf.size()); - - while (n >= glowable_buf.size() - 1) { - glowable_buf.resize(glowable_buf.size() * 2); - n = static_cast(snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...)); - } - return write(&glowable_buf[0], n); - } else { - return write(buf.data(), n); - } -} - -inline void default_socket_options(socket_t sock) { - int yes = 1; -#ifdef _WIN32 - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, reinterpret_cast(&yes), sizeof(yes)); - setsockopt(sock, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, reinterpret_cast(&yes), sizeof(yes)); -#else -#ifdef SO_REUSEPORT - setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, reinterpret_cast(&yes), sizeof(yes)); -#else - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, reinterpret_cast(&yes), sizeof(yes)); -#endif -#endif -} - -template -inline Server &Server::set_read_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); - return *this; -} - -template -inline Server &Server::set_write_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); - return *this; -} - -template -inline Server &Server::set_idle_interval(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); - return *this; -} - -inline std::string to_string(const Error error) { - switch (error) { - case Error::Success: - return "Success (no error)"; - case Error::Connection: - return "Could not establish connection"; - case Error::BindIPAddress: - return "Failed to bind IP address"; - case Error::Read: - return "Failed to read connection"; - case Error::Write: - return "Failed to write connection"; - case Error::ExceedRedirectCount: - return "Maximum redirect count exceeded"; - case Error::Canceled: - return "Connection handling canceled"; - case Error::SSLConnection: - return "SSL connection failed"; - case Error::SSLLoadingCerts: - return "SSL certificate loading failed"; - case Error::SSLServerVerification: - return "SSL server verification failed"; - case Error::UnsupportedMultipartBoundaryChars: - return "Unsupported HTTP multipart boundary characters"; - case Error::Compression: - return "Compression failed"; - case Error::ConnectionTimeout: - return "Connection timed out"; - case Error::Unknown: - return "Unknown"; - default: - break; - } - - return "Invalid"; -} - -inline std::ostream &operator<<(std::ostream &os, const Error &obj) { - os << to_string(obj); - os << " (" << static_cast::type>(obj) << ')'; - return os; -} - -template inline T Result::get_request_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(request_headers_, key, id, 0); -} - -template -inline void ClientImpl::set_connection_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_connection_timeout(sec, usec); }); -} - -template -inline void ClientImpl::set_read_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); -} - -template -inline void ClientImpl::set_write_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); -} - -template -inline void Client::set_connection_timeout(const std::chrono::duration &duration) { - cli_->set_connection_timeout(duration); -} - -template -inline void Client::set_read_timeout(const std::chrono::duration &duration) { - cli_->set_read_timeout(duration); -} - -template -inline void Client::set_write_timeout(const std::chrono::duration &duration) { - cli_->set_write_timeout(duration); -} - -/* - * Forward declarations and types that will be part of the .h file if split into - * .h + .cc. - */ - -std::string hosted_at(const std::string &hostname); - -void hosted_at(const std::string &hostname, std::vector &addrs); - -std::string append_query_params(const std::string &path, const Params ¶ms); - -std::pair make_range_header(Ranges ranges); - -std::pair make_basic_authentication_header(const std::string &username, - const std::string &password, - bool is_proxy = false); - -namespace detail { - -std::string encode_query_param(const std::string &value); - -std::string decode_url(const std::string &s, bool convert_plus_to_space); - -void read_file(const std::string &path, std::string &out); - -std::string trim_copy(const std::string &s); - -void split(const char *b, const char *e, char d, std::function fn); - -bool process_client_socket(socket_t sock, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback); - -socket_t create_client_socket(const std::string &host, - const std::string &ip, - int port, - int address_family, - bool tcp_nodelay, - SocketOptions socket_options, - time_t connection_timeout_sec, - time_t connection_timeout_usec, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - const std::string &intf, - Error &error); - -const char *get_header_value(const Headers &headers, const std::string &key, size_t id = 0, const char *def = nullptr); - -std::string params_to_query_str(const Params ¶ms); - -void parse_query_text(const std::string &s, Params ¶ms); - -bool parse_multipart_boundary(const std::string &content_type, std::string &boundary); - -bool parse_range_header(const std::string &s, Ranges &ranges); - -int close_socket(socket_t sock); - -ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); - -ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); - -enum class EncodingType { - None = 0, - Gzip, - Brotli -}; - -EncodingType encoding_type(const Request &req, const Response &res); - -class BufferStream : public Stream { -public: - BufferStream() = default; - ~BufferStream() override = default; - - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - - const std::string &get_buffer() const; - -private: - std::string buffer; - size_t position = 0; -}; - -class compressor { -public: - virtual ~compressor() = default; - - typedef std::function Callback; - virtual bool compress(const char *data, size_t data_length, bool last, Callback callback) = 0; -}; - -class decompressor { -public: - virtual ~decompressor() = default; - - virtual bool is_valid() const = 0; - - typedef std::function Callback; - virtual bool decompress(const char *data, size_t data_length, Callback callback) = 0; -}; - -class nocompressor : public compressor { -public: - virtual ~nocompressor() = default; - - bool compress(const char *data, size_t data_length, bool /*last*/, Callback callback) override; -}; - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT -class gzip_compressor : public compressor { -public: - gzip_compressor(); - ~gzip_compressor(); - - bool compress(const char *data, size_t data_length, bool last, Callback callback) override; - -private: - bool is_valid_ = false; - z_stream strm_; -}; - -class gzip_decompressor : public decompressor { -public: - gzip_decompressor(); - ~gzip_decompressor(); - - bool is_valid() const override; - - bool decompress(const char *data, size_t data_length, Callback callback) override; - -private: - bool is_valid_ = false; - z_stream strm_; -}; -#endif - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT -class brotli_compressor : public compressor { -public: - brotli_compressor(); - ~brotli_compressor(); - - bool compress(const char *data, size_t data_length, bool last, Callback callback) override; - -private: - BrotliEncoderState *state_ = nullptr; -}; - -class brotli_decompressor : public decompressor { -public: - brotli_decompressor(); - ~brotli_decompressor(); - - bool is_valid() const override; - - bool decompress(const char *data, size_t data_length, Callback callback) override; - -private: - BrotliDecoderResult decoder_r; - BrotliDecoderState *decoder_s = nullptr; -}; -#endif - -// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` -// to store data. The call can set memory on stack for performance. -class stream_line_reader { -public: - stream_line_reader(Stream &strm, char *fixed_buffer, size_t fixed_buffer_size); - const char *ptr() const; - size_t size() const; - bool end_with_crlf() const; - bool getline(); - -private: - void append(char c); - - Stream &strm_; - char *fixed_buffer_; - const size_t fixed_buffer_size_; - size_t fixed_buffer_used_size_ = 0; - std::string glowable_buffer_; -}; - -} // namespace detail - -// ---------------------------------------------------------------------------- - -/* - * Implementation that will be part of the .cc file if split into .h + .cc. - */ - -namespace detail { - -inline bool is_hex(char c, int &v) { - if (0x20 <= c && isdigit(c)) { - v = c - '0'; - return true; - } else if ('A' <= c && c <= 'F') { - v = c - 'A' + 10; - return true; - } else if ('a' <= c && c <= 'f') { - v = c - 'a' + 10; - return true; - } - return false; -} - -inline bool from_hex_to_i(const std::string &s, size_t i, size_t cnt, int &val) { - if (i >= s.size()) { - return false; - } - - val = 0; - for (; cnt; i++, cnt--) { - if (!s[i]) { - return false; - } - auto v = 0; - if (is_hex(s[i], v)) { - val = val * 16 + v; - } else { - return false; - } - } - return true; -} - -inline std::string from_i_to_hex(size_t n) { - static const auto charset = "0123456789abcdef"; - std::string ret; - do { - ret = charset[n & 15] + ret; - n >>= 4; - } while (n > 0); - return ret; -} - -inline size_t to_utf8(int code, char *buff) { - if (code < 0x0080) { - buff[0] = (code & 0x7F); - return 1; - } else if (code < 0x0800) { - buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); - buff[1] = static_cast(0x80 | (code & 0x3F)); - return 2; - } else if (code < 0xD800) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } else if (code < 0xE000) { // D800 - DFFF is invalid... - return 0; - } else if (code < 0x10000) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } else if (code < 0x110000) { - buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); - buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); - buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[3] = static_cast(0x80 | (code & 0x3F)); - return 4; - } - - // NOTREACHED - return 0; -} - -// NOTE: This code came up with the following stackoverflow post: -// https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c -inline std::string base64_encode(const std::string &in) { - static const auto lookup = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - - std::string out; - out.reserve(in.size()); - - auto val = 0; - auto valb = -6; - - for (auto c : in) { - val = (val << 8) + static_cast(c); - valb += 8; - while (valb >= 0) { - out.push_back(lookup[(val >> valb) & 0x3F]); - valb -= 6; - } - } - - if (valb > -6) { - out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); - } - - while (out.size() % 4) { - out.push_back('='); - } - - return out; -} - -inline bool is_file(const std::string &path) { -#ifdef _WIN32 - return _access_s(path.c_str(), 0) == 0; -#else - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISREG(st.st_mode); -#endif -} - -inline bool is_dir(const std::string &path) { - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISDIR(st.st_mode); -} - -inline bool is_valid_path(const std::string &path) { - size_t level = 0; - size_t i = 0; - - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } - - while (i < path.size()) { - // Read component - auto beg = i; - while (i < path.size() && path[i] != '/') { - i++; - } - - auto len = i - beg; - assert(len > 0); - - if (!path.compare(beg, len, ".")) { - ; - } else if (!path.compare(beg, len, "..")) { - if (level == 0) { - return false; - } - level--; - } else { - level++; - } - - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } - } - - return true; -} - -inline std::string encode_query_param(const std::string &value) { - std::ostringstream escaped; - escaped.fill('0'); - escaped << std::hex; - - for (auto c : value) { - if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || c == '.' || c == '!' || c == '~' || - c == '*' || c == '\'' || c == '(' || c == ')') { - escaped << c; - } else { - escaped << std::uppercase; - escaped << '%' << std::setw(2) << static_cast(static_cast(c)); - escaped << std::nouppercase; - } - } - - return escaped.str(); -} - -inline std::string encode_url(const std::string &s) { - std::string result; - result.reserve(s.size()); - - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case ' ': - result += "%20"; - break; - case '+': - result += "%2B"; - break; - case '\r': - result += "%0D"; - break; - case '\n': - result += "%0A"; - break; - case '\'': - result += "%27"; - break; - case ',': - result += "%2C"; - break; - // case ':': result += "%3A"; break; // ok? probably... - case ';': - result += "%3B"; - break; - default: - auto c = static_cast(s[i]); - if (c >= 0x80) { - result += '%'; - char hex[4]; - auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); - assert(len == 2); - result.append(hex, static_cast(len)); - } else { - result += s[i]; - } - break; - } - } - - return result; -} - -inline std::string decode_url(const std::string &s, bool convert_plus_to_space) { - std::string result; - - for (size_t i = 0; i < s.size(); i++) { - if (s[i] == '%' && i + 1 < s.size()) { - if (s[i + 1] == 'u') { - auto val = 0; - if (from_hex_to_i(s, i + 2, 4, val)) { - // 4 digits Unicode codes - char buff[4]; - size_t len = to_utf8(val, buff); - if (len > 0) { - result.append(buff, len); - } - i += 5; // 'u0000' - } else { - result += s[i]; - } - } else { - auto val = 0; - if (from_hex_to_i(s, i + 1, 2, val)) { - // 2 digits hex codes - result += static_cast(val); - i += 2; // '00' - } else { - result += s[i]; - } - } - } else if (convert_plus_to_space && s[i] == '+') { - result += ' '; - } else { - result += s[i]; - } - } - - return result; -} - -inline void read_file(const std::string &path, std::string &out) { - std::ifstream fs(path, std::ios_base::binary); - fs.seekg(0, std::ios_base::end); - auto size = fs.tellg(); - fs.seekg(0); - out.resize(static_cast(size)); - fs.read(&out[0], static_cast(size)); -} - -inline std::string file_extension(const std::string &path) { - std::smatch m; - static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); - if (std::regex_search(path, m, re)) { - return m[1].str(); - } - return std::string(); -} - -inline bool is_space_or_tab(char c) { - return c == ' ' || c == '\t'; -} - -inline std::pair trim(const char *b, const char *e, size_t left, size_t right) { - while (b + left < e && is_space_or_tab(b[left])) { - left++; - } - while (right > 0 && is_space_or_tab(b[right - 1])) { - right--; - } - return std::make_pair(left, right); -} - -inline std::string trim_copy(const std::string &s) { - auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); - return s.substr(r.first, r.second - r.first); -} - -inline void split(const char *b, const char *e, char d, std::function fn) { - size_t i = 0; - size_t beg = 0; - - while (e ? (b + i < e) : (b[i] != '\0')) { - if (b[i] == d) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { - fn(&b[r.first], &b[r.second]); - } - beg = i + 1; - } - i++; - } - - if (i) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { - fn(&b[r.first], &b[r.second]); - } - } -} - -inline stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, size_t fixed_buffer_size) - : strm_(strm), - fixed_buffer_(fixed_buffer), - fixed_buffer_size_(fixed_buffer_size) { -} - -inline const char *stream_line_reader::ptr() const { - if (glowable_buffer_.empty()) { - return fixed_buffer_; - } else { - return glowable_buffer_.data(); - } -} - -inline size_t stream_line_reader::size() const { - if (glowable_buffer_.empty()) { - return fixed_buffer_used_size_; - } else { - return glowable_buffer_.size(); - } -} - -inline bool stream_line_reader::end_with_crlf() const { - auto end = ptr() + size(); - return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; -} - -inline bool stream_line_reader::getline() { - fixed_buffer_used_size_ = 0; - glowable_buffer_.clear(); - - for (size_t i = 0;; i++) { - char byte; - auto n = strm_.read(&byte, 1); - - if (n < 0) { - return false; - } else if (n == 0) { - if (i == 0) { - return false; - } else { - break; - } - } - - append(byte); - - if (byte == '\n') { - break; - } - } - - return true; -} - -inline void stream_line_reader::append(char c) { - if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { - fixed_buffer_[fixed_buffer_used_size_++] = c; - fixed_buffer_[fixed_buffer_used_size_] = '\0'; - } else { - if (glowable_buffer_.empty()) { - assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); - glowable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); - } - glowable_buffer_ += c; - } -} - -inline int close_socket(socket_t sock) { -#ifdef _WIN32 - return closesocket(sock); -#else - return close(sock); -#endif -} - -template inline ssize_t handle_EINTR(T fn) { - ssize_t res = 0; - while (true) { - res = fn(); - if (res < 0 && errno == EINTR) { - continue; - } - break; - } - return res; -} - -inline ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags) { - return handle_EINTR([&]() { - return recv(sock, -#ifdef _WIN32 - static_cast(ptr), - static_cast(size), -#else - ptr, - size, -#endif - flags); - }); -} - -inline ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags) { - return handle_EINTR([&]() { - return send(sock, -#ifdef _WIN32 - static_cast(ptr), - static_cast(size), -#else - ptr, - size, -#endif - flags); - }); -} - -inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN; - - auto timeout = static_cast(sec * 1000 + usec / 1000); - - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { - return 1; - } -#endif - - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - return handle_EINTR([&]() { return select(static_cast(sock + 1), &fds, nullptr, nullptr, &tv); }); -#endif -} - -inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLOUT; - - auto timeout = static_cast(sec * 1000 + usec / 1000); - - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { - return 1; - } -#endif - - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - return handle_EINTR([&]() { return select(static_cast(sock + 1), nullptr, &fds, nullptr, &tv); }); -#endif -} - -inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN | POLLOUT; - - auto timeout = static_cast(sec * 1000 + usec / 1000); - - auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); - - if (poll_res == 0) { - return Error::ConnectionTimeout; - } - - if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } - - return Error::Connection; -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { - return Error::Connection; - } -#endif - - fd_set fdsr; - FD_ZERO(&fdsr); - FD_SET(sock, &fdsr); - - auto fdsw = fdsr; - auto fdse = fdsr; - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - auto ret = handle_EINTR([&]() { return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); }); - - if (ret == 0) { - return Error::ConnectionTimeout; - } - - if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } - return Error::Connection; -#endif -} - -inline bool is_socket_alive(socket_t sock) { - const auto val = detail::select_read(sock, 0, 0); - if (val == 0) { - return true; - } else if (val < 0 && errno == EBADF) { - return false; - } - char buf[1]; - return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; -} - -class SocketStream : public Stream { -public: - SocketStream(socket_t sock, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec); - ~SocketStream() override; - - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - -private: - socket_t sock_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; - - std::vector read_buff_; - size_t read_buff_off_ = 0; - size_t read_buff_content_size_ = 0; - - static const size_t read_buff_size_ = 1024 * 4; -}; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -class SSLSocketStream : public Stream { -public: - SSLSocketStream(socket_t sock, - SSL *ssl, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec); - ~SSLSocketStream() override; - - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - -private: - socket_t sock_; - SSL *ssl_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; -}; -#endif - -inline bool keep_alive(socket_t sock, time_t keep_alive_timeout_sec) { - using namespace std::chrono; - auto start = steady_clock::now(); - while (true) { - auto val = select_read(sock, 0, 10000); - if (val < 0) { - return false; - } else if (val == 0) { - auto current = steady_clock::now(); - auto duration = duration_cast(current - start); - auto timeout = keep_alive_timeout_sec * 1000; - if (duration.count() > timeout) { - return false; - } - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - } else { - return true; - } - } -} - -template -inline bool process_server_socket_core(const std::atomic &svr_sock, - socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, - T callback) { - assert(keep_alive_max_count > 0); - auto ret = false; - auto count = keep_alive_max_count; - while (svr_sock != INVALID_SOCKET && count > 0 && keep_alive(sock, keep_alive_timeout_sec)) { - auto close_connection = count == 1; - auto connection_closed = false; - ret = callback(close_connection, connection_closed); - if (!ret || connection_closed) { - break; - } - count--; - } - return ret; -} - -template -inline bool process_server_socket(const std::atomic &svr_sock, - socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - T callback) { - return process_server_socket_core( - svr_sock, - sock, - keep_alive_max_count, - keep_alive_timeout_sec, - [&](bool close_connection, bool &connection_closed) { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); -} - -inline bool process_client_socket(socket_t sock, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback) { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, write_timeout_sec, write_timeout_usec); - return callback(strm); -} - -inline int shutdown_socket(socket_t sock) { -#ifdef _WIN32 - return shutdown(sock, SD_BOTH); -#else - return shutdown(sock, SHUT_RDWR); -#endif -} - -template -socket_t create_socket(const std::string &host, - const std::string &ip, - int port, - int address_family, - int socket_flags, - bool tcp_nodelay, - SocketOptions socket_options, - BindOrConnect bind_or_connect) { - // Get address info - const char *node = nullptr; - struct addrinfo hints; - struct addrinfo *result; - - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; - - if (!ip.empty()) { - node = ip.c_str(); - // Ask getaddrinfo to convert IP in c-string to address - hints.ai_family = AF_UNSPEC; - hints.ai_flags = AI_NUMERICHOST; - } else { - if (!host.empty()) { - node = host.c_str(); - } - hints.ai_family = address_family; - hints.ai_flags = socket_flags; - } - -#ifndef _WIN32 - if (hints.ai_family == AF_UNIX) { - const auto addrlen = host.length(); - if (addrlen > sizeof(sockaddr_un::sun_path)) { - return INVALID_SOCKET; - } - - auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); - if (sock != INVALID_SOCKET) { - sockaddr_un addr {}; - addr.sun_family = AF_UNIX; - std::copy(host.begin(), host.end(), addr.sun_path); - - hints.ai_addr = reinterpret_cast(&addr); - hints.ai_addrlen = static_cast(sizeof(addr) - sizeof(addr.sun_path) + addrlen); - - fcntl(sock, F_SETFD, FD_CLOEXEC); - if (socket_options) { - socket_options(sock); - } - - if (!bind_or_connect(sock, hints)) { - close_socket(sock); - sock = INVALID_SOCKET; - } - } - return sock; - } -#endif - - auto service = std::to_string(port); - - if (getaddrinfo(node, service.c_str(), &hints, &result)) { -#if defined __linux__ && !defined __ANDROID__ - res_init(); -#endif - return INVALID_SOCKET; - } - - for (auto rp = result; rp; rp = rp->ai_next) { - // Create a socket -#ifdef _WIN32 - auto sock = WSASocketW(rp->ai_family, - rp->ai_socktype, - rp->ai_protocol, - nullptr, - 0, - WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); - /** - * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 - * and above the socket creation fails on older Windows Systems. - * - * Let's try to create a socket the old way in this case. - * - * Reference: - * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa - * - * WSA_FLAG_NO_HANDLE_INHERIT: - * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with - * SP1, and later - * - */ - if (sock == INVALID_SOCKET) { - sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); - } -#else - auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); -#endif - if (sock == INVALID_SOCKET) { - continue; - } - -#ifndef _WIN32 - if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { - close_socket(sock); - continue; - } -#endif - - if (tcp_nodelay) { - auto yes = 1; -#ifdef _WIN32 - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&yes), sizeof(yes)); -#else - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&yes), sizeof(yes)); -#endif - } - - if (socket_options) { - socket_options(sock); - } - - if (rp->ai_family == AF_INET6) { - auto no = 0; -#ifdef _WIN32 - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, reinterpret_cast(&no), sizeof(no)); -#else - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, reinterpret_cast(&no), sizeof(no)); -#endif - } - - // bind or connect - if (bind_or_connect(sock, *rp)) { - freeaddrinfo(result); - return sock; - } - - close_socket(sock); - } - - freeaddrinfo(result); - return INVALID_SOCKET; -} - -inline void set_nonblocking(socket_t sock, bool nonblocking) { -#ifdef _WIN32 - auto flags = nonblocking ? 1UL : 0UL; - ioctlsocket(sock, FIONBIO, &flags); -#else - auto flags = fcntl(sock, F_GETFL, 0); - fcntl(sock, F_SETFL, nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); -#endif -} - -inline bool is_connection_error() { -#ifdef _WIN32 - return WSAGetLastError() != WSAEWOULDBLOCK; -#else - return errno != EINPROGRESS; -#endif -} - -inline bool bind_ip_address(socket_t sock, const std::string &host) { - struct addrinfo hints; - struct addrinfo *result; - - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; - - if (getaddrinfo(host.c_str(), "0", &hints, &result)) { - return false; - } - - auto ret = false; - for (auto rp = result; rp; rp = rp->ai_next) { - const auto &ai = *rp; - if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - ret = true; - break; - } - } - - freeaddrinfo(result); - return ret; -} - -#if !defined _WIN32 && !defined ANDROID && !defined _AIX && !defined __MVS__ -#define USE_IF2IP -#endif - -#ifdef USE_IF2IP -inline std::string if2ip(int address_family, const std::string &ifn) { - struct ifaddrs *ifap; - getifaddrs(&ifap); - std::string addr_candidate; - for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { - if (ifa->ifa_addr && ifn == ifa->ifa_name && - (AF_UNSPEC == address_family || ifa->ifa_addr->sa_family == address_family)) { - if (ifa->ifa_addr->sa_family == AF_INET) { - auto sa = reinterpret_cast(ifa->ifa_addr); - char buf[INET_ADDRSTRLEN]; - if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { - freeifaddrs(ifap); - return std::string(buf, INET_ADDRSTRLEN); - } - } else if (ifa->ifa_addr->sa_family == AF_INET6) { - auto sa = reinterpret_cast(ifa->ifa_addr); - if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { - char buf[INET6_ADDRSTRLEN] = {}; - if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { - // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL - auto s6_addr_head = sa->sin6_addr.s6_addr[0]; - if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { - addr_candidate = std::string(buf, INET6_ADDRSTRLEN); - } else { - freeifaddrs(ifap); - return std::string(buf, INET6_ADDRSTRLEN); - } - } - } - } - } - } - freeifaddrs(ifap); - return addr_candidate; -} -#endif - -inline socket_t create_client_socket(const std::string &host, - const std::string &ip, - int port, - int address_family, - bool tcp_nodelay, - SocketOptions socket_options, - time_t connection_timeout_sec, - time_t connection_timeout_usec, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - const std::string &intf, - Error &error) { - auto sock = create_socket( - host, - ip, - port, - address_family, - 0, - tcp_nodelay, - std::move(socket_options), - [&](socket_t sock2, struct addrinfo &ai) -> bool { - if (!intf.empty()) { -#ifdef USE_IF2IP - auto ip_from_if = if2ip(address_family, intf); - if (ip_from_if.empty()) { - ip_from_if = intf; - } - if (!bind_ip_address(sock2, ip_from_if.c_str())) { - error = Error::BindIPAddress; - return false; - } -#endif - } - - set_nonblocking(sock2, true); - - auto ret = ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); - - if (ret < 0) { - if (is_connection_error()) { - error = Error::Connection; - return false; - } - error = wait_until_socket_is_ready(sock2, connection_timeout_sec, connection_timeout_usec); - if (error != Error::Success) { - return false; - } - } - - set_nonblocking(sock2, false); - - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec * 1000 + read_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec); - tv.tv_usec = static_cast(read_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, reinterpret_cast(&tv), sizeof(tv)); -#endif - } - { - -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec * 1000 + write_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec); - tv.tv_usec = static_cast(write_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, reinterpret_cast(&tv), sizeof(tv)); -#endif - } - - error = Error::Success; - return true; - }); - - if (sock != INVALID_SOCKET) { - error = Error::Success; - } else { - if (error == Error::Success) { - error = Error::Connection; - } - } - - return sock; -} - -inline bool get_ip_and_port(const struct sockaddr_storage &addr, socklen_t addr_len, std::string &ip, int &port) { - if (addr.ss_family == AF_INET) { - port = ntohs(reinterpret_cast(&addr)->sin_port); - } else if (addr.ss_family == AF_INET6) { - port = ntohs(reinterpret_cast(&addr)->sin6_port); - } else { - return false; - } - - std::array ipstr {}; - if (getnameinfo(reinterpret_cast(&addr), - addr_len, - ipstr.data(), - static_cast(ipstr.size()), - nullptr, - 0, - NI_NUMERICHOST)) { - return false; - } - - ip = ipstr.data(); - return true; -} - -inline void get_local_ip_and_port(socket_t sock, std::string &ip, int &port) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (!getsockname(sock, reinterpret_cast(&addr), &addr_len)) { - get_ip_and_port(addr, addr_len, ip, port); - } -} - -inline void get_remote_ip_and_port(socket_t sock, std::string &ip, int &port) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - - if (!getpeername(sock, reinterpret_cast(&addr), &addr_len)) { -#ifndef _WIN32 - if (addr.ss_family == AF_UNIX) { -#if defined(__linux__) - struct ucred ucred; - socklen_t len = sizeof(ucred); - if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { - port = ucred.pid; - } -#elif defined(SOL_LOCAL) && defined(SO_PEERPID) // __APPLE__ - pid_t pid; - socklen_t len = sizeof(pid); - if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { - port = pid; - } -#endif - return; - } -#endif - get_ip_and_port(addr, addr_len, ip, port); - } -} - -inline constexpr unsigned int str2tag_core(const char *s, size_t l, unsigned int h) { - return (l == 0) - ? h - : str2tag_core(s + 1, - l - 1, - // Unsets the 6 high bits of h, therefore no overflow happens - (((std::numeric_limits::max)() >> 6) & h * 33) ^ static_cast(*s)); -} - -inline unsigned int str2tag(const std::string &s) { - return str2tag_core(s.data(), s.size(), 0); -} - -namespace udl { - -inline constexpr unsigned int operator"" _t(const char *s, size_t l) { - return str2tag_core(s, l, 0); -} - -} // namespace udl - -inline const char *find_content_type(const std::string &path, const std::map &user_data) { - auto ext = file_extension(path); - - auto it = user_data.find(ext); - if (it != user_data.end()) { - return it->second.c_str(); - } - - using udl::operator""_t; - - switch (str2tag(ext)) { - default: - return nullptr; - case "css"_t: - return "text/css"; - case "csv"_t: - return "text/csv"; - case "htm"_t: - case "html"_t: - return "text/html"; - case "js"_t: - case "mjs"_t: - return "text/javascript"; - case "txt"_t: - return "text/plain"; - case "vtt"_t: - return "text/vtt"; - - case "apng"_t: - return "image/apng"; - case "avif"_t: - return "image/avif"; - case "bmp"_t: - return "image/bmp"; - case "gif"_t: - return "image/gif"; - case "png"_t: - return "image/png"; - case "svg"_t: - return "image/svg+xml"; - case "webp"_t: - return "image/webp"; - case "ico"_t: - return "image/x-icon"; - case "tif"_t: - return "image/tiff"; - case "tiff"_t: - return "image/tiff"; - case "jpg"_t: - case "jpeg"_t: - return "image/jpeg"; - - case "mp4"_t: - return "video/mp4"; - case "mpeg"_t: - return "video/mpeg"; - case "webm"_t: - return "video/webm"; - - case "mp3"_t: - return "audio/mp3"; - case "mpga"_t: - return "audio/mpeg"; - case "weba"_t: - return "audio/webm"; - case "wav"_t: - return "audio/wave"; - - case "otf"_t: - return "font/otf"; - case "ttf"_t: - return "font/ttf"; - case "woff"_t: - return "font/woff"; - case "woff2"_t: - return "font/woff2"; - - case "7z"_t: - return "application/x-7z-compressed"; - case "atom"_t: - return "application/atom+xml"; - case "pdf"_t: - return "application/pdf"; - case "json"_t: - return "application/json"; - case "rss"_t: - return "application/rss+xml"; - case "tar"_t: - return "application/x-tar"; - case "xht"_t: - case "xhtml"_t: - return "application/xhtml+xml"; - case "xslt"_t: - return "application/xslt+xml"; - case "xml"_t: - return "application/xml"; - case "gz"_t: - return "application/gzip"; - case "zip"_t: - return "application/zip"; - case "wasm"_t: - return "application/wasm"; - } -} - -inline const char *status_message(int status) { - switch (status) { - case 100: - return "Continue"; - case 101: - return "Switching Protocol"; - case 102: - return "Processing"; - case 103: - return "Early Hints"; - case 200: - return "OK"; - case 201: - return "Created"; - case 202: - return "Accepted"; - case 203: - return "Non-Authoritative Information"; - case 204: - return "No Content"; - case 205: - return "Reset Content"; - case 206: - return "Partial Content"; - case 207: - return "Multi-Status"; - case 208: - return "Already Reported"; - case 226: - return "IM Used"; - case 300: - return "Multiple Choice"; - case 301: - return "Moved Permanently"; - case 302: - return "Found"; - case 303: - return "See Other"; - case 304: - return "Not Modified"; - case 305: - return "Use Proxy"; - case 306: - return "unused"; - case 307: - return "Temporary Redirect"; - case 308: - return "Permanent Redirect"; - case 400: - return "Bad Request"; - case 401: - return "Unauthorized"; - case 402: - return "Payment Required"; - case 403: - return "Forbidden"; - case 404: - return "Not Found"; - case 405: - return "Method Not Allowed"; - case 406: - return "Not Acceptable"; - case 407: - return "Proxy Authentication Required"; - case 408: - return "Request Timeout"; - case 409: - return "Conflict"; - case 410: - return "Gone"; - case 411: - return "Length Required"; - case 412: - return "Precondition Failed"; - case 413: - return "Payload Too Large"; - case 414: - return "URI Too Long"; - case 415: - return "Unsupported Media Type"; - case 416: - return "Range Not Satisfiable"; - case 417: - return "Expectation Failed"; - case 418: - return "I'm a teapot"; - case 421: - return "Misdirected Request"; - case 422: - return "Unprocessable Entity"; - case 423: - return "Locked"; - case 424: - return "Failed Dependency"; - case 425: - return "Too Early"; - case 426: - return "Upgrade Required"; - case 428: - return "Precondition Required"; - case 429: - return "Too Many Requests"; - case 431: - return "Request Header Fields Too Large"; - case 451: - return "Unavailable For Legal Reasons"; - case 501: - return "Not Implemented"; - case 502: - return "Bad Gateway"; - case 503: - return "Service Unavailable"; - case 504: - return "Gateway Timeout"; - case 505: - return "HTTP Version Not Supported"; - case 506: - return "Variant Also Negotiates"; - case 507: - return "Insufficient Storage"; - case 508: - return "Loop Detected"; - case 510: - return "Not Extended"; - case 511: - return "Network Authentication Required"; - - default: - case 500: - return "Internal Server Error"; - } -} - -inline bool can_compress_content_type(const std::string &content_type) { - using udl::operator""_t; - - auto tag = str2tag(content_type); - - switch (tag) { - case "image/svg+xml"_t: - case "application/javascript"_t: - case "application/json"_t: - case "application/xml"_t: - case "application/protobuf"_t: - case "application/xhtml+xml"_t: - return true; - - default: - return !content_type.rfind("text/", 0) && tag != "text/event-stream"_t; - } -} - -inline EncodingType encoding_type(const Request &req, const Response &res) { - auto ret = detail::can_compress_content_type(res.get_header_value("Content-Type")); - if (!ret) { - return EncodingType::None; - } - - const auto &s = req.get_header_value("Accept-Encoding"); - (void)(s); - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - // TODO: 'Accept-Encoding' has br, not br;q=0 - ret = s.find("br") != std::string::npos; - if (ret) { - return EncodingType::Brotli; - } -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 - ret = s.find("gzip") != std::string::npos; - if (ret) { - return EncodingType::Gzip; - } -#endif - - return EncodingType::None; -} - -inline bool nocompressor::compress(const char *data, size_t data_length, bool /*last*/, Callback callback) { - if (!data_length) { - return true; - } - return callback(data, data_length); -} - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT -inline gzip_compressor::gzip_compressor() { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; - - is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, Z_DEFAULT_STRATEGY) == Z_OK; -} - -inline gzip_compressor::~gzip_compressor() { - deflateEnd(&strm_); -} - -inline bool gzip_compressor::compress(const char *data, size_t data_length, bool last, Callback callback) { - assert(is_valid_); - - do { - constexpr size_t max_avail_in = (std::numeric_limits::max)(); - - strm_.avail_in = static_cast((std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); - - data_length -= strm_.avail_in; - data += strm_.avail_in; - - auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; - auto ret = Z_OK; - - std::array buff {}; - do { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); - - ret = deflate(&strm_, flush); - if (ret == Z_STREAM_ERROR) { - return false; - } - - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } while (strm_.avail_out == 0); - - assert((flush == Z_FINISH && ret == Z_STREAM_END) || (flush == Z_NO_FLUSH && ret == Z_OK)); - assert(strm_.avail_in == 0); - } while (data_length > 0); - - return true; -} - -inline gzip_decompressor::gzip_decompressor() { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; - - // 15 is the value of wbits, which should be at the maximum possible value - // to ensure that any gzip stream can be decoded. The offset of 32 specifies - // that the stream type should be automatically detected either gzip or - // deflate. - is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; -} - -inline gzip_decompressor::~gzip_decompressor() { - inflateEnd(&strm_); -} - -inline bool gzip_decompressor::is_valid() const { - return is_valid_; -} - -inline bool gzip_decompressor::decompress(const char *data, size_t data_length, Callback callback) { - assert(is_valid_); - - auto ret = Z_OK; - - do { - constexpr size_t max_avail_in = (std::numeric_limits::max)(); - - strm_.avail_in = static_cast((std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); - - data_length -= strm_.avail_in; - data += strm_.avail_in; - - std::array buff {}; - while (strm_.avail_in > 0) { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); - - auto prev_avail_in = strm_.avail_in; - - ret = inflate(&strm_, Z_NO_FLUSH); - - if (prev_avail_in - strm_.avail_in == 0) { - return false; - } - - assert(ret != Z_STREAM_ERROR); - switch (ret) { - case Z_NEED_DICT: - case Z_DATA_ERROR: - case Z_MEM_ERROR: - inflateEnd(&strm_); - return false; - } - - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } - - if (ret != Z_OK && ret != Z_STREAM_END) { - return false; - } - - } while (data_length > 0); - - return true; -} -#endif - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT -inline brotli_compressor::brotli_compressor() { - state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); -} - -inline brotli_compressor::~brotli_compressor() { - BrotliEncoderDestroyInstance(state_); -} - -inline bool brotli_compressor::compress(const char *data, size_t data_length, bool last, Callback callback) { - std::array buff {}; - - auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; - auto available_in = data_length; - auto next_in = reinterpret_cast(data); - - for (;;) { - if (last) { - if (BrotliEncoderIsFinished(state_)) { - break; - } - } else { - if (!available_in) { - break; - } - } - - auto available_out = buff.size(); - auto next_out = buff.data(); - - if (!BrotliEncoderCompressStream(state_, - operation, - &available_in, - &next_in, - &available_out, - &next_out, - nullptr)) { - return false; - } - - auto output_bytes = buff.size() - available_out; - if (output_bytes) { - callback(reinterpret_cast(buff.data()), output_bytes); - } - } - - return true; -} - -inline brotli_decompressor::brotli_decompressor() { - decoder_s = BrotliDecoderCreateInstance(0, 0, 0); - decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT : BROTLI_DECODER_RESULT_ERROR; -} - -inline brotli_decompressor::~brotli_decompressor() { - if (decoder_s) { - BrotliDecoderDestroyInstance(decoder_s); - } -} - -inline bool brotli_decompressor::is_valid() const { - return decoder_s; -} - -inline bool brotli_decompressor::decompress(const char *data, size_t data_length, Callback callback) { - if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || decoder_r == BROTLI_DECODER_RESULT_ERROR) { - return 0; - } - - auto next_in = reinterpret_cast(data); - size_t avail_in = data_length; - size_t total_out; - - decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; - - std::array buff {}; - while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { - char *next_out = buff.data(); - size_t avail_out = buff.size(); - - decoder_r = BrotliDecoderDecompressStream(decoder_s, - &avail_in, - &next_in, - &avail_out, - reinterpret_cast(&next_out), - &total_out); - - if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { - return false; - } - - if (!callback(buff.data(), buff.size() - avail_out)) { - return false; - } - } - - return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; -} -#endif - -inline bool has_header(const Headers &headers, const std::string &key) { - return headers.find(key) != headers.end(); -} - -inline const char *get_header_value(const Headers &headers, const std::string &key, size_t id, const char *def) { - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { - return it->second.c_str(); - } - return def; -} - -inline bool compare_case_ignore(const std::string &a, const std::string &b) { - if (a.size() != b.size()) { - return false; - } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { - return false; - } - } - return true; -} - -template inline bool parse_header(const char *beg, const char *end, T fn) { - // Skip trailing spaces and tabs. - while (beg < end && is_space_or_tab(end[-1])) { - end--; - } - - auto p = beg; - while (p < end && *p != ':') { - p++; - } - - if (p == end) { - return false; - } - - auto key_end = p; - - if (*p++ != ':') { - return false; - } - - while (p < end && is_space_or_tab(*p)) { - p++; - } - - if (p < end) { - auto key = std::string(beg, key_end); - auto val = compare_case_ignore(key, "Location") ? std::string(p, end) : decode_url(std::string(p, end), false); - fn(std::move(key), std::move(val)); - return true; - } - - return false; -} - -inline bool read_headers(Stream &strm, Headers &headers) { - const auto bufsiz = 2048; - char buf[bufsiz]; - stream_line_reader line_reader(strm, buf, bufsiz); - - for (;;) { - if (!line_reader.getline()) { - return false; - } - - // Check if the line ends with CRLF. - auto line_terminator_len = 2; - if (line_reader.end_with_crlf()) { - // Blank line indicates end of headers. - if (line_reader.size() == 2) { - break; - } -#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - } else { - // Blank line indicates end of headers. - if (line_reader.size() == 1) { - break; - } - line_terminator_len = 1; - } -#else - } else { - continue; // Skip invalid line. - } -#endif - - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { - return false; - } - - // Exclude line terminator - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - - parse_header(line_reader.ptr(), end, [&](std::string &&key, std::string &&val) { - headers.emplace(std::move(key), std::move(val)); - }); - } - - return true; -} - -inline bool read_content_with_length(Stream &strm, uint64_t len, Progress progress, ContentReceiverWithProgress out) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { - return false; - } - - if (!out(buf, static_cast(n), r, len)) { - return false; - } - r += static_cast(n); - - if (progress) { - if (!progress(r, len)) { - return false; - } - } - } - - return true; -} - -inline void skip_content_with_length(Stream &strm, uint64_t len) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { - return; - } - r += static_cast(n); - } -} - -inline bool read_content_without_length(Stream &strm, ContentReceiverWithProgress out) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - for (;;) { - auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); - if (n < 0) { - return false; - } else if (n == 0) { - return true; - } - - if (!out(buf, static_cast(n), r, 0)) { - return false; - } - r += static_cast(n); - } - - return true; -} - -template inline bool read_content_chunked(Stream &strm, T &x, ContentReceiverWithProgress out) { - const auto bufsiz = 16; - char buf[bufsiz]; - - stream_line_reader line_reader(strm, buf, bufsiz); - - if (!line_reader.getline()) { - return false; - } - - unsigned long chunk_len; - while (true) { - char *end_ptr; - - chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); - - if (end_ptr == line_reader.ptr()) { - return false; - } - if (chunk_len == ULONG_MAX) { - return false; - } - - if (chunk_len == 0) { - break; - } - - if (!read_content_with_length(strm, chunk_len, nullptr, out)) { - return false; - } - - if (!line_reader.getline()) { - return false; - } - - if (strcmp(line_reader.ptr(), "\r\n")) { - return false; - } - - if (!line_reader.getline()) { - return false; - } - } - - assert(chunk_len == 0); - - // Trailer - if (!line_reader.getline()) { - return false; - } - - while (strcmp(line_reader.ptr(), "\r\n")) { - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { - return false; - } - - // Exclude line terminator - constexpr auto line_terminator_len = 2; - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - - parse_header(line_reader.ptr(), end, [&](std::string &&key, std::string &&val) { - x.headers.emplace(std::move(key), std::move(val)); - }); - - if (!line_reader.getline()) { - return false; - } - } - - return true; -} - -inline bool is_chunked_transfer_encoding(const Headers &headers) { - return !strcasecmp(get_header_value(headers, "Transfer-Encoding", 0, ""), "chunked"); -} - -template -bool prepare_content_receiver(T &x, int &status, ContentReceiverWithProgress receiver, bool decompress, U callback) { - if (decompress) { - std::string encoding = x.get_header_value("Content-Encoding"); - std::unique_ptr decompressor; - - if (encoding == "gzip" || encoding == "deflate") { -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - decompressor = detail::make_unique(); -#else - status = 415; - return false; -#endif - } else if (encoding.find("br") != std::string::npos) { -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - decompressor = detail::make_unique(); -#else - status = 415; - return false; -#endif - } - - if (decompressor) { - if (decompressor->is_valid()) { - ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, uint64_t len) { - return decompressor->decompress(buf, n, [&](const char *buf2, size_t n2) { - return receiver(buf2, n2, off, len); - }); - }; - return callback(std::move(out)); - } else { - status = 500; - return false; - } - } - } - - ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, uint64_t len) { - return receiver(buf, n, off, len); - }; - return callback(std::move(out)); -} - -template -bool read_content(Stream &strm, - T &x, - size_t payload_max_length, - int &status, - Progress progress, - ContentReceiverWithProgress receiver, - bool decompress) { - return prepare_content_receiver(x, - status, - std::move(receiver), - decompress, - [&](const ContentReceiverWithProgress &out) { - auto ret = true; - auto exceed_payload_max_length = false; - - if (is_chunked_transfer_encoding(x.headers)) { - ret = read_content_chunked(strm, x, out); - } else if (!has_header(x.headers, "Content-Length")) { - ret = read_content_without_length(strm, out); - } else { - auto len = get_header_value(x.headers, "Content-Length"); - if (len > payload_max_length) { - exceed_payload_max_length = true; - skip_content_with_length(strm, len); - ret = false; - } else if (len > 0) { - ret = read_content_with_length(strm, len, std::move(progress), out); - } - } - - if (!ret) { - status = exceed_payload_max_length ? 413 : 400; - } - return ret; - }); -} // namespace detail - -inline ssize_t write_headers(Stream &strm, const Headers &headers) { - ssize_t write_len = 0; - for (const auto &x : headers) { - auto len = strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str()); - if (len < 0) { - return len; - } - write_len += len; - } - auto len = strm.write("\r\n"); - if (len < 0) { - return len; - } - write_len += len; - return write_len; -} - -inline bool write_data(Stream &strm, const char *d, size_t l) { - size_t offset = 0; - while (offset < l) { - auto length = strm.write(d + offset, l - offset); - if (length < 0) { - return false; - } - offset += static_cast(length); - } - return true; -} - -template -inline bool write_content(Stream &strm, - const ContentProvider &content_provider, - size_t offset, - size_t length, - T is_shutting_down, - Error &error) { - size_t end_offset = offset + length; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - if (strm.is_writable() && write_data(strm, d, l)) { - offset += l; - } else { - ok = false; - } - } - return ok; - }; - - while (offset < end_offset && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } else if (!content_provider(offset, end_offset - offset, data_sink)) { - error = Error::Canceled; - return false; - } else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; -} - -template -inline bool write_content(Stream &strm, - const ContentProvider &content_provider, - size_t offset, - size_t length, - const T &is_shutting_down) { - auto error = Error::Success; - return write_content(strm, content_provider, offset, length, is_shutting_down, error); -} - -template -inline bool write_content_without_length(Stream &strm, - const ContentProvider &content_provider, - const T &is_shutting_down) { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - offset += l; - if (!strm.is_writable() || !write_data(strm, d, l)) { - ok = false; - } - } - return ok; - }; - - data_sink.done = [&](void) { data_available = false; }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - return false; - } else if (!content_provider(offset, 0, data_sink)) { - return false; - } else if (!ok) { - return false; - } - } - return true; -} - -template -inline bool write_content_chunked(Stream &strm, - const ContentProvider &content_provider, - const T &is_shutting_down, - U &compressor, - Error &error) { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - data_available = l > 0; - offset += l; - - std::string payload; - if (compressor.compress(d, l, false, [&](const char *data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - } - } - } else { - ok = false; - } - } - return ok; - }; - - auto done_with_trailer = [&](const Headers *trailer) { - if (!ok) { - return; - } - - data_available = false; - - std::string payload; - if (!compressor.compress(nullptr, 0, true, [&](const char *data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - ok = false; - return; - } - - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - return; - } - } - - static const std::string done_marker("0\r\n"); - if (!write_data(strm, done_marker.data(), done_marker.size())) { - ok = false; - } - - // Trailer - if (trailer) { - for (const auto &kv : *trailer) { - std::string field_line = kv.first + ": " + kv.second + "\r\n"; - if (!write_data(strm, field_line.data(), field_line.size())) { - ok = false; - } - } - } - - static const std::string crlf("\r\n"); - if (!write_data(strm, crlf.data(), crlf.size())) { - ok = false; - } - }; - - data_sink.done = [&](void) { done_with_trailer(nullptr); }; - - data_sink.done_with_trailer = [&](const Headers &trailer) { done_with_trailer(&trailer); }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } else if (!content_provider(offset, 0, data_sink)) { - error = Error::Canceled; - return false; - } else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; -} - -template -inline bool write_content_chunked(Stream &strm, - const ContentProvider &content_provider, - const T &is_shutting_down, - U &compressor) { - auto error = Error::Success; - return write_content_chunked(strm, content_provider, is_shutting_down, compressor, error); -} - -template -inline bool redirect(T &cli, - Request &req, - Response &res, - const std::string &path, - const std::string &location, - Error &error) { - Request new_req = req; - new_req.path = path; - new_req.redirect_count_ -= 1; - - if (res.status == 303 && (req.method != "GET" && req.method != "HEAD")) { - new_req.method = "GET"; - new_req.body.clear(); - new_req.headers.clear(); - } - - Response new_res; - - auto ret = cli.send(new_req, new_res, error); - if (ret) { - req = new_req; - res = new_res; - - if (res.location.empty()) { - res.location = location; - } - } - return ret; -} - -inline std::string params_to_query_str(const Params ¶ms) { - std::string query; - - for (auto it = params.begin(); it != params.end(); ++it) { - if (it != params.begin()) { - query += "&"; - } - query += it->first; - query += "="; - query += encode_query_param(it->second); - } - return query; -} - -inline void parse_query_text(const std::string &s, Params ¶ms) { - std::set cache; - split(s.data(), s.data() + s.size(), '&', [&](const char *b, const char *e) { - std::string kv(b, e); - if (cache.find(kv) != cache.end()) { - return; - } - cache.insert(kv); - - std::string key; - std::string val; - split(b, e, '=', [&](const char *b2, const char *e2) { - if (key.empty()) { - key.assign(b2, e2); - } else { - val.assign(b2, e2); - } - }); - - if (!key.empty()) { - params.emplace(decode_url(key, true), decode_url(val, true)); - } - }); -} - -inline bool parse_multipart_boundary(const std::string &content_type, std::string &boundary) { - auto boundary_keyword = "boundary="; - auto pos = content_type.find(boundary_keyword); - if (pos == std::string::npos) { - return false; - } - auto end = content_type.find(';', pos); - auto beg = pos + strlen(boundary_keyword); - boundary = content_type.substr(beg, end - beg); - if (boundary.length() >= 2 && boundary.front() == '"' && boundary.back() == '"') { - boundary = boundary.substr(1, boundary.size() - 2); - } - return !boundary.empty(); -} - -#ifdef CPPHTTPLIB_NO_EXCEPTIONS -inline bool parse_range_header(const std::string &s, Ranges &ranges) { -#else -inline bool parse_range_header(const std::string &s, Ranges &ranges) try { -#endif - static auto re_first_range = std::regex(R"(bytes=(\d*-\d*(?:,\s*\d*-\d*)*))"); - std::smatch m; - if (std::regex_match(s, m, re_first_range)) { - auto pos = static_cast(m.position(1)); - auto len = static_cast(m.length(1)); - bool all_valid_ranges = true; - split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { - if (!all_valid_ranges) { - return; - } - static auto re_another_range = std::regex(R"(\s*(\d*)-(\d*))"); - std::cmatch cm; - if (std::regex_match(b, e, cm, re_another_range)) { - ssize_t first = -1; - if (!cm.str(1).empty()) { - first = static_cast(std::stoll(cm.str(1))); - } - - ssize_t last = -1; - if (!cm.str(2).empty()) { - last = static_cast(std::stoll(cm.str(2))); - } - - if (first != -1 && last != -1 && first > last) { - all_valid_ranges = false; - return; - } - ranges.emplace_back(std::make_pair(first, last)); - } - }); - return all_valid_ranges; - } - return false; -#ifdef CPPHTTPLIB_NO_EXCEPTIONS -} -#else -} -catch (...) { - return false; -} -#endif - -class MultipartFormDataParser { -public: - MultipartFormDataParser() = default; - - void set_boundary(std::string &&boundary) { - boundary_ = boundary; - dash_boundary_crlf_ = dash_ + boundary_ + crlf_; - crlf_dash_boundary_ = crlf_ + dash_ + boundary_; - } - - bool is_valid() const { - return is_valid_; - } - - bool parse(const char *buf, - size_t n, - const ContentReceiver &content_callback, - const MultipartContentHeader &header_callback) { - - // TODO: support 'filename*' - static const std::regex re_content_disposition( - R"~(^Content-Disposition:\s*form-data;\s*name="(.*?)"(?:;\s*filename="(.*?)")?(?:;\s*filename\*=\S+)?\s*$)~", - std::regex_constants::icase); - - buf_append(buf, n); - - while (buf_size() > 0) { - switch (state_) { - case 0: { // Initial boundary - buf_erase(buf_find(dash_boundary_crlf_)); - if (dash_boundary_crlf_.size() > buf_size()) { - return true; - } - if (!buf_start_with(dash_boundary_crlf_)) { - return false; - } - buf_erase(dash_boundary_crlf_.size()); - state_ = 1; - break; - } - case 1: { // New entry - clear_file_info(); - state_ = 2; - break; - } - case 2: { // Headers - auto pos = buf_find(crlf_); - if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { - return false; - } - while (pos < buf_size()) { - // Empty line - if (pos == 0) { - if (!header_callback(file_)) { - is_valid_ = false; - return false; - } - buf_erase(crlf_.size()); - state_ = 3; - break; - } - - static const std::string header_name = "content-type:"; - const auto header = buf_head(pos); - if (start_with_case_ignore(header, header_name)) { - file_.content_type = trim_copy(header.substr(header_name.size())); - } else { - std::smatch m; - if (std::regex_match(header, m, re_content_disposition)) { - file_.name = m[1]; - file_.filename = m[2]; - } else { - is_valid_ = false; - return false; - } - } - buf_erase(pos + crlf_.size()); - pos = buf_find(crlf_); - } - if (state_ != 3) { - return true; - } - break; - } - case 3: { // Body - if (crlf_dash_boundary_.size() > buf_size()) { - return true; - } - auto pos = buf_find(crlf_dash_boundary_); - if (pos < buf_size()) { - if (!content_callback(buf_data(), pos)) { - is_valid_ = false; - return false; - } - buf_erase(pos + crlf_dash_boundary_.size()); - state_ = 4; - } else { - auto len = buf_size() - crlf_dash_boundary_.size(); - if (len > 0) { - if (!content_callback(buf_data(), len)) { - is_valid_ = false; - return false; - } - buf_erase(len); - } - return true; - } - break; - } - case 4: { // Boundary - if (crlf_.size() > buf_size()) { - return true; - } - if (buf_start_with(crlf_)) { - buf_erase(crlf_.size()); - state_ = 1; - } else { - if (dash_crlf_.size() > buf_size()) { - return true; - } - if (buf_start_with(dash_crlf_)) { - buf_erase(dash_crlf_.size()); - is_valid_ = true; - buf_erase(buf_size()); // Remove epilogue - } else { - return true; - } - } - break; - } - } - } - - return true; - } - -private: - void clear_file_info() { - file_.name.clear(); - file_.filename.clear(); - file_.content_type.clear(); - } - - bool start_with_case_ignore(const std::string &a, const std::string &b) const { - if (a.size() < b.size()) { - return false; - } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { - return false; - } - } - return true; - } - - const std::string dash_ = "--"; - const std::string crlf_ = "\r\n"; - const std::string dash_crlf_ = "--\r\n"; - std::string boundary_; - std::string dash_boundary_crlf_; - std::string crlf_dash_boundary_; - - size_t state_ = 0; - bool is_valid_ = false; - MultipartFormData file_; - - // Buffer - bool start_with(const std::string &a, size_t spos, size_t epos, const std::string &b) const { - if (epos - spos < b.size()) { - return false; - } - for (size_t i = 0; i < b.size(); i++) { - if (a[i + spos] != b[i]) { - return false; - } - } - return true; - } - - size_t buf_size() const { - return buf_epos_ - buf_spos_; - } - - const char *buf_data() const { - return &buf_[buf_spos_]; - } - - std::string buf_head(size_t l) const { - return buf_.substr(buf_spos_, l); - } - - bool buf_start_with(const std::string &s) const { - return start_with(buf_, buf_spos_, buf_epos_, s); - } - - size_t buf_find(const std::string &s) const { - auto c = s.front(); - - size_t off = buf_spos_; - while (off < buf_epos_) { - auto pos = off; - while (true) { - if (pos == buf_epos_) { - return buf_size(); - } - if (buf_[pos] == c) { - break; - } - pos++; - } - - auto remaining_size = buf_epos_ - pos; - if (s.size() > remaining_size) { - return buf_size(); - } - - if (start_with(buf_, pos, buf_epos_, s)) { - return pos - buf_spos_; - } - - off = pos + 1; - } - - return buf_size(); - } - - void buf_append(const char *data, size_t n) { - auto remaining_size = buf_size(); - if (remaining_size > 0 && buf_spos_ > 0) { - for (size_t i = 0; i < remaining_size; i++) { - buf_[i] = buf_[buf_spos_ + i]; - } - } - buf_spos_ = 0; - buf_epos_ = remaining_size; - - if (remaining_size + n > buf_.size()) { - buf_.resize(remaining_size + n); - } - - for (size_t i = 0; i < n; i++) { - buf_[buf_epos_ + i] = data[i]; - } - buf_epos_ += n; - } - - void buf_erase(size_t size) { - buf_spos_ += size; - } - - std::string buf_; - size_t buf_spos_ = 0; - size_t buf_epos_ = 0; -}; - -inline std::string to_lower(const char *beg, const char *end) { - std::string out; - auto it = beg; - while (it != end) { - out += static_cast(::tolower(*it)); - it++; - } - return out; -} - -inline std::string make_multipart_data_boundary() { - static const char data[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - - // std::random_device might actually be deterministic on some - // platforms, but due to lack of support in the c++ standard library, - // doing better requires either some ugly hacks or breaking portability. - std::random_device seed_gen; - - // Request 128 bits of entropy for initialization - std::seed_seq seed_sequence {seed_gen(), seed_gen(), seed_gen(), seed_gen()}; - std::mt19937 engine(seed_sequence); - - std::string result = "--cpp-httplib-multipart-data-"; - - for (auto i = 0; i < 16; i++) { - result += data[engine() % (sizeof(data) - 1)]; - } - - return result; -} - -inline bool is_multipart_boundary_chars_valid(const std::string &boundary) { - auto valid = true; - for (size_t i = 0; i < boundary.size(); i++) { - auto c = boundary[i]; - if (!std::isalnum(c) && c != '-' && c != '_') { - valid = false; - break; - } - } - return valid; -} - -template -inline std::string serialize_multipart_formdata_item_begin(const T &item, const std::string &boundary) { - std::string body = "--" + boundary + "\r\n"; - body += "Content-Disposition: form-data; name=\"" + item.name + "\""; - if (!item.filename.empty()) { - body += "; filename=\"" + item.filename + "\""; - } - body += "\r\n"; - if (!item.content_type.empty()) { - body += "Content-Type: " + item.content_type + "\r\n"; - } - body += "\r\n"; - - return body; -} - -inline std::string serialize_multipart_formdata_item_end() { - return "\r\n"; -} - -inline std::string serialize_multipart_formdata_finish(const std::string &boundary) { - return "--" + boundary + "--\r\n"; -} - -inline std::string serialize_multipart_formdata_get_content_type(const std::string &boundary) { - return "multipart/form-data; boundary=" + boundary; -} - -inline std::string serialize_multipart_formdata(const MultipartFormDataItems &items, - const std::string &boundary, - bool finish = true) { - std::string body; - - for (const auto &item : items) { - body += serialize_multipart_formdata_item_begin(item, boundary); - body += item.content + serialize_multipart_formdata_item_end(); - } - - if (finish) { - body += serialize_multipart_formdata_finish(boundary); - } - - return body; -} - -inline std::pair get_range_offset_and_length(const Request &req, size_t content_length, size_t index) { - auto r = req.ranges[index]; - - if (r.first == -1 && r.second == -1) { - return std::make_pair(0, content_length); - } - - auto slen = static_cast(content_length); - - if (r.first == -1) { - r.first = (std::max)(static_cast(0), slen - r.second); - r.second = slen - 1; - } - - if (r.second == -1) { - r.second = slen - 1; - } - return std::make_pair(r.first, static_cast(r.second - r.first) + 1); -} - -inline std::string make_content_range_header_field(size_t offset, size_t length, size_t content_length) { - std::string field = "bytes "; - field += std::to_string(offset); - field += "-"; - field += std::to_string(offset + length - 1); - field += "/"; - field += std::to_string(content_length); - return field; -} - -template -bool process_multipart_ranges_data(const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type, - SToken stoken, - CToken ctoken, - Content content) { - for (size_t i = 0; i < req.ranges.size(); i++) { - ctoken("--"); - stoken(boundary); - ctoken("\r\n"); - if (!content_type.empty()) { - ctoken("Content-Type: "); - stoken(content_type); - ctoken("\r\n"); - } - - auto offsets = get_range_offset_and_length(req, res.body.size(), i); - auto offset = offsets.first; - auto length = offsets.second; - - ctoken("Content-Range: "); - stoken(make_content_range_header_field(offset, length, res.body.size())); - ctoken("\r\n"); - ctoken("\r\n"); - if (!content(offset, length)) { - return false; - } - ctoken("\r\n"); - } - - ctoken("--"); - stoken(boundary); - ctoken("--\r\n"); - - return true; -} - -inline bool make_multipart_ranges_data(const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type, - std::string &data) { - return process_multipart_ranges_data( - req, - res, - boundary, - content_type, - [&](const std::string &token) { data += token; }, - [&](const std::string &token) { data += token; }, - [&](size_t offset, size_t length) { - if (offset < res.body.size()) { - data += res.body.substr(offset, length); - return true; - } - return false; - }); -} - -inline size_t get_multipart_ranges_data_length(const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type) { - size_t data_length = 0; - - process_multipart_ranges_data( - req, - res, - boundary, - content_type, - [&](const std::string &token) { data_length += token.size(); }, - [&](const std::string &token) { data_length += token.size(); }, - [&](size_t /*offset*/, size_t length) { - data_length += length; - return true; - }); - - return data_length; -} - -template -inline bool write_multipart_ranges_data(Stream &strm, - const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type, - const T &is_shutting_down) { - return process_multipart_ranges_data( - req, - res, - boundary, - content_type, - [&](const std::string &token) { strm.write(token); }, - [&](const std::string &token) { strm.write(token); }, - [&](size_t offset, size_t length) { - return write_content(strm, res.content_provider_, offset, length, is_shutting_down); - }); -} - -inline std::pair get_range_offset_and_length(const Request &req, const Response &res, size_t index) { - auto r = req.ranges[index]; - - if (r.second == -1) { - r.second = static_cast(res.content_length_) - 1; - } - - return std::make_pair(r.first, r.second - r.first + 1); -} - -inline bool expect_content(const Request &req) { - if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || req.method == "PRI" || - req.method == "DELETE") { - return true; - } - // TODO: check if Content-Length is set - return false; -} - -inline bool has_crlf(const std::string &s) { - auto p = s.c_str(); - while (*p) { - if (*p == '\r' || *p == '\n') { - return true; - } - p++; - } - return false; -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline std::string message_digest(const std::string &s, const EVP_MD *algo) { - auto context = std::unique_ptr(EVP_MD_CTX_new(), EVP_MD_CTX_free); - - unsigned int hash_length = 0; - unsigned char hash[EVP_MAX_MD_SIZE]; - - EVP_DigestInit_ex(context.get(), algo, nullptr); - EVP_DigestUpdate(context.get(), s.c_str(), s.size()); - EVP_DigestFinal_ex(context.get(), hash, &hash_length); - - std::stringstream ss; - for (auto i = 0u; i < hash_length; ++i) { - ss << std::hex << std::setw(2) << std::setfill('0') << static_cast(hash[i]); - } - - return ss.str(); -} - -inline std::string MD5(const std::string &s) { - return message_digest(s, EVP_md5()); -} - -inline std::string SHA_256(const std::string &s) { - return message_digest(s, EVP_sha256()); -} - -inline std::string SHA_512(const std::string &s) { - return message_digest(s, EVP_sha512()); -} -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -#ifdef _WIN32 -// NOTE: This code came up with the following stackoverflow post: -// https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store -inline bool load_system_certs_on_windows(X509_STORE *store) { - auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); - if (!hStore) { - return false; - } - - auto result = false; - PCCERT_CONTEXT pContext = NULL; - while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != nullptr) { - auto encoded_cert = static_cast(pContext->pbCertEncoded); - - auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } - } - - CertFreeCertificateContext(pContext); - CertCloseStore(hStore, 0); - - return result; -} -#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) -#if TARGET_OS_OSX -template using CFObjectPtr = std::unique_ptr::type, void (*)(CFTypeRef)>; - -inline void cf_object_ptr_deleter(CFTypeRef obj) { - if (obj) { - CFRelease(obj); - } -} - -inline bool retrieve_certs_from_keychain(CFObjectPtr &certs) { - CFStringRef keys[] = {kSecClass, kSecMatchLimit, kSecReturnRef}; - CFTypeRef values[] = {kSecClassCertificate, kSecMatchLimitAll, kCFBooleanTrue}; - - CFObjectPtr query(CFDictionaryCreate(nullptr, - reinterpret_cast(keys), - values, - sizeof(keys) / sizeof(keys[0]), - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks), - cf_object_ptr_deleter); - - if (!query) { - return false; - } - - CFTypeRef security_items = nullptr; - if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || - CFArrayGetTypeID() != CFGetTypeID(security_items)) { - return false; - } - - certs.reset(reinterpret_cast(security_items)); - return true; -} - -inline bool retrieve_root_certs_from_keychain(CFObjectPtr &certs) { - CFArrayRef root_security_items = nullptr; - if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { - return false; - } - - certs.reset(root_security_items); - return true; -} - -inline bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE *store) { - auto result = false; - for (auto i = 0; i < CFArrayGetCount(certs); ++i) { - const auto cert = reinterpret_cast(CFArrayGetValueAtIndex(certs, i)); - - if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { - continue; - } - - CFDataRef cert_data = nullptr; - if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != errSecSuccess) { - continue; - } - - CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); - - auto encoded_cert = static_cast(CFDataGetBytePtr(cert_data_ptr.get())); - - auto x509 = d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); - - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } - } - - return result; -} - -inline bool load_system_certs_on_macos(X509_STORE *store) { - auto result = false; - CFObjectPtr certs(nullptr, cf_object_ptr_deleter); - if (retrieve_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store); - } - - if (retrieve_root_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store) || result; - } - - return result; -} -#endif // TARGET_OS_OSX -#endif // _WIN32 -#endif // CPPHTTPLIB_OPENSSL_SUPPORT - -#ifdef _WIN32 -class WSInit { -public: - WSInit() { - WSADATA wsaData; - if (WSAStartup(0x0002, &wsaData) == 0) { - is_valid_ = true; - } - } - - ~WSInit() { - if (is_valid_) { - WSACleanup(); - } - } - - bool is_valid_ = false; -}; - -static WSInit wsinit_; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline std::pair make_digest_authentication_header( - const Request &req, - const std::map &auth, - size_t cnonce_count, - const std::string &cnonce, - const std::string &username, - const std::string &password, - bool is_proxy = false) { - std::string nc; - { - std::stringstream ss; - ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; - nc = ss.str(); - } - - std::string qop; - if (auth.find("qop") != auth.end()) { - qop = auth.at("qop"); - if (qop.find("auth-int") != std::string::npos) { - qop = "auth-int"; - } else if (qop.find("auth") != std::string::npos) { - qop = "auth"; - } else { - qop.clear(); - } - } - - std::string algo = "MD5"; - if (auth.find("algorithm") != auth.end()) { - algo = auth.at("algorithm"); - } - - std::string response; - { - auto H = algo == "SHA-256" ? detail::SHA_256 : algo == "SHA-512" ? detail::SHA_512 : detail::MD5; - - auto A1 = username + ":" + auth.at("realm") + ":" + password; - - auto A2 = req.method + ":" + req.path; - if (qop == "auth-int") { - A2 += ":" + H(req.body); - } - - if (qop.empty()) { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); - } else { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + ":" + qop + ":" + H(A2)); - } - } - - auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; - - auto field = "Digest username=\"" + username + "\", realm=\"" + auth.at("realm") + "\", nonce=\"" + - auth.at("nonce") + "\", uri=\"" + req.path + "\", algorithm=" + algo + - (qop.empty() ? ", response=\"" : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + cnonce + "\", response=\"") + - response + "\"" + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); - - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, field); -} -#endif - -inline bool parse_www_authenticate(const Response &res, std::map &auth, bool is_proxy) { - auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; - if (res.has_header(auth_key)) { - static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); - auto s = res.get_header_value(auth_key); - auto pos = s.find(' '); - if (pos != std::string::npos) { - auto type = s.substr(0, pos); - if (type == "Basic") { - return false; - } else if (type == "Digest") { - s = s.substr(pos + 1); - auto beg = std::sregex_iterator(s.begin(), s.end(), re); - for (auto i = beg; i != std::sregex_iterator(); ++i) { - auto m = *i; - auto key = s.substr(static_cast(m.position(1)), static_cast(m.length(1))); - auto val = m.length(2) > 0 - ? s.substr(static_cast(m.position(2)), static_cast(m.length(2))) - : s.substr(static_cast(m.position(3)), static_cast(m.length(3))); - auth[key] = val; - } - return true; - } - } - } - return false; -} - -// https://stackoverflow.com/questions/440133/how-do-i-create-a-random-alpha-numeric-string-in-c/440240#answer-440240 -inline std::string random_string(size_t length) { - auto randchar = []() -> char { - const char charset - [] = "0123456789" - "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz"; - const size_t max_index = (sizeof(charset) - 1); - return charset[static_cast(std::rand()) % max_index]; - }; - std::string str(length, 0); - std::generate_n(str.begin(), length, randchar); - return str; -} - -class ContentProviderAdapter { -public: - explicit ContentProviderAdapter(ContentProviderWithoutLength &&content_provider) - : content_provider_(content_provider) { - } - - bool operator()(size_t offset, size_t, DataSink &sink) { - return content_provider_(offset, sink); - } - -private: - ContentProviderWithoutLength content_provider_; -}; - -} // namespace detail - -inline std::string hosted_at(const std::string &hostname) { - std::vector addrs; - hosted_at(hostname, addrs); - if (addrs.empty()) { - return std::string(); - } - return addrs[0]; -} - -inline void hosted_at(const std::string &hostname, std::vector &addrs) { - struct addrinfo hints; - struct addrinfo *result; - - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; - - if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { -#if defined __linux__ && !defined __ANDROID__ - res_init(); -#endif - return; - } - - for (auto rp = result; rp; rp = rp->ai_next) { - const auto &addr = *reinterpret_cast(rp->ai_addr); - std::string ip; - auto dummy = -1; - if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, dummy)) { - addrs.push_back(ip); - } - } - - freeaddrinfo(result); -} - -inline std::string append_query_params(const std::string &path, const Params ¶ms) { - std::string path_with_query = path; - const static std::regex re("[^?]+\\?.*"); - auto delm = std::regex_match(path, re) ? '&' : '?'; - path_with_query += delm + detail::params_to_query_str(params); - return path_with_query; -} - -// Header utilities -inline std::pair make_range_header(Ranges ranges) { - std::string field = "bytes="; - auto i = 0; - for (auto r : ranges) { - if (i != 0) { - field += ", "; - } - if (r.first != -1) { - field += std::to_string(r.first); - } - field += '-'; - if (r.second != -1) { - field += std::to_string(r.second); - } - i++; - } - return std::make_pair("Range", std::move(field)); -} - -inline std::pair make_basic_authentication_header(const std::string &username, - const std::string &password, - bool is_proxy) { - auto field = "Basic " + detail::base64_encode(username + ":" + password); - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); -} - -inline std::pair make_bearer_token_authentication_header(const std::string &token, - bool is_proxy = false) { - auto field = "Bearer " + token; - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); -} - -// Request implementation -inline bool Request::has_header(const std::string &key) const { - return detail::has_header(headers, key); -} - -inline std::string Request::get_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(headers, key, id, ""); -} - -inline size_t Request::get_header_value_count(const std::string &key) const { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline void Request::set_header(const std::string &key, const std::string &val) { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { - headers.emplace(key, val); - } -} - -inline bool Request::has_param(const std::string &key) const { - return params.find(key) != params.end(); -} - -inline std::string Request::get_param_value(const std::string &key, size_t id) const { - auto rng = params.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { - return it->second; - } - return std::string(); -} - -inline size_t Request::get_param_value_count(const std::string &key) const { - auto r = params.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline bool Request::is_multipart_form_data() const { - const auto &content_type = get_header_value("Content-Type"); - return !content_type.rfind("multipart/form-data", 0); -} - -inline bool Request::has_file(const std::string &key) const { - return files.find(key) != files.end(); -} - -inline MultipartFormData Request::get_file_value(const std::string &key) const { - auto it = files.find(key); - if (it != files.end()) { - return it->second; - } - return MultipartFormData(); -} - -inline std::vector Request::get_file_values(const std::string &key) const { - std::vector values; - auto rng = files.equal_range(key); - for (auto it = rng.first; it != rng.second; it++) { - values.push_back(it->second); - } - return values; -} - -// Response implementation -inline bool Response::has_header(const std::string &key) const { - return headers.find(key) != headers.end(); -} - -inline std::string Response::get_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(headers, key, id, ""); -} - -inline size_t Response::get_header_value_count(const std::string &key) const { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline void Response::set_header(const std::string &key, const std::string &val) { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { - headers.emplace(key, val); - } -} - -inline void Response::set_redirect(const std::string &url, int stat) { - if (!detail::has_crlf(url)) { - set_header("Location", url); - if (300 <= stat && stat < 400) { - this->status = stat; - } else { - this->status = 302; - } - } -} - -inline void Response::set_content(const char *s, size_t n, const std::string &content_type) { - body.assign(s, n); - - auto rng = headers.equal_range("Content-Type"); - headers.erase(rng.first, rng.second); - set_header("Content-Type", content_type); -} - -inline void Response::set_content(const std::string &s, const std::string &content_type) { - set_content(s.data(), s.size(), content_type); -} - -inline void Response::set_content_provider(size_t in_length, - const std::string &content_type, - ContentProvider provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = in_length; - if (in_length > 0) { - content_provider_ = std::move(provider); - } - content_provider_resource_releaser_ = resource_releaser; - is_chunked_content_provider_ = false; -} - -inline void Response::set_content_provider(const std::string &content_type, - ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = resource_releaser; - is_chunked_content_provider_ = false; -} - -inline void Response::set_chunked_content_provider(const std::string &content_type, - ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = resource_releaser; - is_chunked_content_provider_ = true; -} - -// Result implementation -inline bool Result::has_request_header(const std::string &key) const { - return request_headers_.find(key) != request_headers_.end(); -} - -inline std::string Result::get_request_header_value(const std::string &key, size_t id) const { - return detail::get_header_value(request_headers_, key, id, ""); -} - -inline size_t Result::get_request_header_value_count(const std::string &key) const { - auto r = request_headers_.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -// Stream implementation -inline ssize_t Stream::write(const char *ptr) { - return write(ptr, strlen(ptr)); -} - -inline ssize_t Stream::write(const std::string &s) { - return write(s.data(), s.size()); -} - -namespace detail { - -// Socket stream implementation -inline SocketStream::SocketStream(socket_t sock, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) - : sock_(sock), - read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec), - read_buff_(read_buff_size_, 0) { -} - -inline SocketStream::~SocketStream() { -} - -inline bool SocketStream::is_readable() const { - return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; -} - -inline bool SocketStream::is_writable() const { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && is_socket_alive(sock_); -} - -inline ssize_t SocketStream::read(char *ptr, size_t size) { -#ifdef _WIN32 - size = (std::min)(size, static_cast((std::numeric_limits::max)())); -#else - size = (std::min)(size, static_cast((std::numeric_limits::max)())); -#endif - - if (read_buff_off_ < read_buff_content_size_) { - auto remaining_size = read_buff_content_size_ - read_buff_off_; - if (size <= remaining_size) { - memcpy(ptr, read_buff_.data() + read_buff_off_, size); - read_buff_off_ += size; - return static_cast(size); - } else { - memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); - read_buff_off_ += remaining_size; - return static_cast(remaining_size); - } - } - - if (!is_readable()) { - return -1; - } - - read_buff_off_ = 0; - read_buff_content_size_ = 0; - - if (size < read_buff_size_) { - auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, CPPHTTPLIB_RECV_FLAGS); - if (n <= 0) { - return n; - } else if (n <= static_cast(size)) { - memcpy(ptr, read_buff_.data(), static_cast(n)); - return n; - } else { - memcpy(ptr, read_buff_.data(), size); - read_buff_off_ = size; - read_buff_content_size_ = static_cast(n); - return static_cast(size); - } - } else { - return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); - } -} - -inline ssize_t SocketStream::write(const char *ptr, size_t size) { - if (!is_writable()) { - return -1; - } - -#if defined(_WIN32) && !defined(_WIN64) - size = (std::min)(size, static_cast((std::numeric_limits::max)())); -#endif - - return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); -} - -inline void SocketStream::get_remote_ip_and_port(std::string &ip, int &port) const { - return detail::get_remote_ip_and_port(sock_, ip, port); -} - -inline void SocketStream::get_local_ip_and_port(std::string &ip, int &port) const { - return detail::get_local_ip_and_port(sock_, ip, port); -} - -inline socket_t SocketStream::socket() const { - return sock_; -} - -// Buffer stream implementation -inline bool BufferStream::is_readable() const { - return true; -} - -inline bool BufferStream::is_writable() const { - return true; -} - -inline ssize_t BufferStream::read(char *ptr, size_t size) { -#if defined(_MSC_VER) && _MSC_VER < 1910 - auto len_read = buffer._Copy_s(ptr, size, size, position); -#else - auto len_read = buffer.copy(ptr, size, position); -#endif - position += static_cast(len_read); - return static_cast(len_read); -} - -inline ssize_t BufferStream::write(const char *ptr, size_t size) { - buffer.append(ptr, size); - return static_cast(size); -} - -inline void BufferStream::get_remote_ip_and_port(std::string & /*ip*/, int & /*port*/) const { -} - -inline void BufferStream::get_local_ip_and_port(std::string & /*ip*/, int & /*port*/) const { -} - -inline socket_t BufferStream::socket() const { - return 0; -} - -inline const std::string &BufferStream::get_buffer() const { - return buffer; -} - -inline PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { - // One past the last ending position of a path param substring - std::size_t last_param_end = 0; - -#ifndef CPPHTTPLIB_NO_EXCEPTIONS - // Needed to ensure that parameter names are unique during matcher - // construction - // If exceptions are disabled, only last duplicate path - // parameter will be set - std::unordered_set param_name_set; -#endif - - while (true) { - const auto marker_pos = pattern.find(marker, last_param_end); - if (marker_pos == std::string::npos) { - break; - } - - static_fragments_.push_back(pattern.substr(last_param_end, marker_pos - last_param_end)); - - const auto param_name_start = marker_pos + 1; - - auto sep_pos = pattern.find(separator, param_name_start); - if (sep_pos == std::string::npos) { - sep_pos = pattern.length(); - } - - auto param_name = pattern.substr(param_name_start, sep_pos - param_name_start); - -#ifndef CPPHTTPLIB_NO_EXCEPTIONS - if (param_name_set.find(param_name) != param_name_set.cend()) { - std::string msg = "Encountered path parameter '" + param_name + "' multiple times in route pattern '" + - pattern + "'."; - throw std::invalid_argument(msg); - } -#endif - - param_names_.push_back(std::move(param_name)); - - last_param_end = sep_pos + 1; - } - - if (last_param_end < pattern.length()) { - static_fragments_.push_back(pattern.substr(last_param_end)); - } -} - -inline bool PathParamsMatcher::match(Request &request) const { - request.matches = std::smatch(); - request.path_params.clear(); - request.path_params.reserve(param_names_.size()); - - // One past the position at which the path matched the pattern last time - std::size_t starting_pos = 0; - for (size_t i = 0; i < static_fragments_.size(); ++i) { - const auto &fragment = static_fragments_[i]; - - if (starting_pos + fragment.length() > request.path.length()) { - return false; - } - - // Avoid unnecessary allocation by using strncmp instead of substr + - // comparison - if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), fragment.length()) != 0) { - return false; - } - - starting_pos += fragment.length(); - - // Should only happen when we have a static fragment after a param - // Example: '/users/:id/subscriptions' - // The 'subscriptions' fragment here does not have a corresponding param - if (i >= param_names_.size()) { - continue; - } - - auto sep_pos = request.path.find(separator, starting_pos); - if (sep_pos == std::string::npos) { - sep_pos = request.path.length(); - } - - const auto ¶m_name = param_names_[i]; - - request.path_params.emplace(param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); - - // Mark everythin up to '/' as matched - starting_pos = sep_pos + 1; - } - // Returns false if the path is longer than the pattern - return starting_pos >= request.path.length(); -} - -inline bool RegexMatcher::match(Request &request) const { - request.path_params.clear(); - return std::regex_match(request.path, request.matches, regex_); -} - -} // namespace detail - -// HTTP server implementation -inline Server::Server() : new_task_queue([] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) { -#ifndef _WIN32 - signal(SIGPIPE, SIG_IGN); -#endif -} - -inline Server::~Server() { -} - -inline std::unique_ptr Server::make_matcher(const std::string &pattern) { - if (pattern.find("/:") != std::string::npos) { - return detail::make_unique(pattern); - } else { - return detail::make_unique(pattern); - } -} - -inline Server &Server::Get(const std::string &pattern, Handler handler) { - get_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Post(const std::string &pattern, Handler handler) { - post_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Post(const std::string &pattern, HandlerWithContentReader handler) { - post_handlers_for_content_reader_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Put(const std::string &pattern, Handler handler) { - put_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Put(const std::string &pattern, HandlerWithContentReader handler) { - put_handlers_for_content_reader_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Patch(const std::string &pattern, Handler handler) { - patch_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Patch(const std::string &pattern, HandlerWithContentReader handler) { - patch_handlers_for_content_reader_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Delete(const std::string &pattern, Handler handler) { - delete_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Delete(const std::string &pattern, HandlerWithContentReader handler) { - delete_handlers_for_content_reader_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline Server &Server::Options(const std::string &pattern, Handler handler) { - options_handlers_.push_back(std::make_pair(make_matcher(pattern), std::move(handler))); - return *this; -} - -inline bool Server::set_base_dir(const std::string &dir, const std::string &mount_point) { - return set_mount_point(mount_point, dir); -} - -inline bool Server::set_mount_point(const std::string &mount_point, const std::string &dir, Headers headers) { - if (detail::is_dir(dir)) { - std::string mnt = !mount_point.empty() ? mount_point : "/"; - if (!mnt.empty() && mnt[0] == '/') { - base_dirs_.push_back({mnt, dir, std::move(headers)}); - return true; - } - } - return false; -} - -inline bool Server::remove_mount_point(const std::string &mount_point) { - for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { - if (it->mount_point == mount_point) { - base_dirs_.erase(it); - return true; - } - } - return false; -} - -inline Server &Server::set_file_extension_and_mimetype_mapping(const std::string &ext, const std::string &mime) { - file_extension_and_mimetype_map_[ext] = mime; - return *this; -} - -inline Server &Server::set_file_request_handler(Handler handler) { - file_request_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_error_handler(HandlerWithResponse handler) { - error_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_error_handler(Handler handler) { - error_handler_ = [handler](const Request &req, Response &res) { - handler(req, res); - return HandlerResponse::Handled; - }; - return *this; -} - -inline Server &Server::set_exception_handler(ExceptionHandler handler) { - exception_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_pre_routing_handler(HandlerWithResponse handler) { - pre_routing_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_post_routing_handler(Handler handler) { - post_routing_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_logger(Logger logger) { - logger_ = std::move(logger); - return *this; -} - -inline Server &Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) { - expect_100_continue_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_address_family(int family) { - address_family_ = family; - return *this; -} - -inline Server &Server::set_tcp_nodelay(bool on) { - tcp_nodelay_ = on; - return *this; -} - -inline Server &Server::set_socket_options(SocketOptions socket_options) { - socket_options_ = std::move(socket_options); - return *this; -} - -inline Server &Server::set_default_headers(Headers headers) { - default_headers_ = std::move(headers); - return *this; -} - -inline Server &Server::set_keep_alive_max_count(size_t count) { - keep_alive_max_count_ = count; - return *this; -} - -inline Server &Server::set_keep_alive_timeout(time_t sec) { - keep_alive_timeout_sec_ = sec; - return *this; -} - -inline Server &Server::set_read_timeout(time_t sec, time_t usec) { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; - return *this; -} - -inline Server &Server::set_write_timeout(time_t sec, time_t usec) { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; - return *this; -} - -inline Server &Server::set_idle_interval(time_t sec, time_t usec) { - idle_interval_sec_ = sec; - idle_interval_usec_ = usec; - return *this; -} - -inline Server &Server::set_payload_max_length(size_t length) { - payload_max_length_ = length; - return *this; -} - -inline bool Server::bind_to_port(const std::string &host, int port, int socket_flags) { - if (bind_internal(host, port, socket_flags) < 0) { - return false; - } - return true; -} - -inline int Server::bind_to_any_port(const std::string &host, int socket_flags) { - return bind_internal(host, 0, socket_flags); -} - -inline bool Server::listen_after_bind() { - auto se = detail::scope_exit([&]() { done_ = true; }); - return listen_internal(); -} - -inline bool Server::listen(const std::string &host, int port, int socket_flags) { - auto se = detail::scope_exit([&]() { done_ = true; }); - return bind_to_port(host, port, socket_flags) && listen_internal(); -} - -inline bool Server::is_running() const { - return is_running_; -} - -inline void Server::wait_until_ready() const { - while (!is_running() && !done_) { - std::this_thread::sleep_for(std::chrono::milliseconds {1}); - } -} - -inline void Server::stop() { - if (is_running_) { - assert(svr_sock_ != INVALID_SOCKET); - std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); - detail::shutdown_socket(sock); - detail::close_socket(sock); - } -} - -inline bool Server::parse_request_line(const char *s, Request &req) { - auto len = strlen(s); - if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { - return false; - } - len -= 2; - - { - size_t count = 0; - - detail::split(s, s + len, ' ', [&](const char *b, const char *e) { - switch (count) { - case 0: - req.method = std::string(b, e); - break; - case 1: - req.target = std::string(b, e); - break; - case 2: - req.version = std::string(b, e); - break; - default: - break; - } - count++; - }); - - if (count != 3) { - return false; - } - } - - static const std::set - methods {"GET", "HEAD", "POST", "PUT", "DELETE", "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; - - if (methods.find(req.method) == methods.end()) { - return false; - } - - if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { - return false; - } - - { - // Skip URL fragment - for (size_t i = 0; i < req.target.size(); i++) { - if (req.target[i] == '#') { - req.target.erase(i); - break; - } - } - - size_t count = 0; - - detail::split(req.target.data(), req.target.data() + req.target.size(), '?', [&](const char *b, const char *e) { - switch (count) { - case 0: - req.path = detail::decode_url(std::string(b, e), false); - break; - case 1: { - if (e - b > 0) { - detail::parse_query_text(std::string(b, e), req.params); - } - break; - } - default: - break; - } - count++; - }); - - if (count > 2) { - return false; - } - } - - return true; -} - -inline bool Server::write_response(Stream &strm, bool close_connection, const Request &req, Response &res) { - return write_response_core(strm, close_connection, req, res, false); -} - -inline bool Server::write_response_with_content(Stream &strm, - bool close_connection, - const Request &req, - Response &res) { - return write_response_core(strm, close_connection, req, res, true); -} - -inline bool Server::write_response_core(Stream &strm, - bool close_connection, - const Request &req, - Response &res, - bool need_apply_ranges) { - assert(res.status != -1); - - if (400 <= res.status && error_handler_ && error_handler_(req, res) == HandlerResponse::Handled) { - need_apply_ranges = true; - } - - std::string content_type; - std::string boundary; - if (need_apply_ranges) { - apply_ranges(req, res, content_type, boundary); - } - - // Prepare additional headers - if (close_connection || req.get_header_value("Connection") == "close") { - res.set_header("Connection", "close"); - } else { - std::stringstream ss; - ss << "timeout=" << keep_alive_timeout_sec_ << ", max=" << keep_alive_max_count_; - res.set_header("Keep-Alive", ss.str()); - } - - if (!res.has_header("Content-Type") && (!res.body.empty() || res.content_length_ > 0 || res.content_provider_)) { - res.set_header("Content-Type", "text/plain"); - } - - if (!res.has_header("Content-Length") && res.body.empty() && !res.content_length_ && !res.content_provider_) { - res.set_header("Content-Length", "0"); - } - - if (!res.has_header("Accept-Ranges") && req.method == "HEAD") { - res.set_header("Accept-Ranges", "bytes"); - } - - if (post_routing_handler_) { - post_routing_handler_(req, res); - } - - // Response line and headers - { - detail::BufferStream bstrm; - - if (!bstrm.write_format("HTTP/1.1 %d %s\r\n", res.status, detail::status_message(res.status))) { - return false; - } - - if (!detail::write_headers(bstrm, res.headers)) { - return false; - } - - // Flush buffer - auto &data = bstrm.get_buffer(); - detail::write_data(strm, data.data(), data.size()); - } - - // Body - auto ret = true; - if (req.method != "HEAD") { - if (!res.body.empty()) { - if (!detail::write_data(strm, res.body.data(), res.body.size())) { - ret = false; - } - } else if (res.content_provider_) { - if (write_content_with_provider(strm, req, res, boundary, content_type)) { - res.content_provider_success_ = true; - } else { - res.content_provider_success_ = false; - ret = false; - } - } - } - - // Log - if (logger_) { - logger_(req, res); - } - - return ret; -} - -inline bool Server::write_content_with_provider(Stream &strm, - const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type) { - auto is_shutting_down = [this]() { return this->svr_sock_ == INVALID_SOCKET; }; - - if (res.content_length_ > 0) { - if (req.ranges.empty()) { - return detail::write_content(strm, res.content_provider_, 0, res.content_length_, is_shutting_down); - } else if (req.ranges.size() == 1) { - auto offsets = detail::get_range_offset_and_length(req, res.content_length_, 0); - auto offset = offsets.first; - auto length = offsets.second; - return detail::write_content(strm, res.content_provider_, offset, length, is_shutting_down); - } else { - return detail::write_multipart_ranges_data(strm, req, res, boundary, content_type, is_shutting_down); - } - } else { - if (res.is_chunked_content_provider_) { - auto type = detail::encoding_type(req, res); - - std::unique_ptr compressor; - if (type == detail::EncodingType::Gzip) { -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); -#endif - } else if (type == detail::EncodingType::Brotli) { -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); -#endif - } else { - compressor = detail::make_unique(); - } - assert(compressor != nullptr); - - return detail::write_content_chunked(strm, res.content_provider_, is_shutting_down, *compressor); - } else { - return detail::write_content_without_length(strm, res.content_provider_, is_shutting_down); - } - } -} - -inline bool Server::read_content(Stream &strm, Request &req, Response &res) { - MultipartFormDataMap::iterator cur; - auto file_count = 0; - if (read_content_core( - strm, - req, - res, - // Regular - [&](const char *buf, size_t n) { - if (req.body.size() + n > req.body.max_size()) { - return false; - } - req.body.append(buf, n); - return true; - }, - // Multipart - [&](const MultipartFormData &file) { - if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { - return false; - } - cur = req.files.emplace(file.name, file); - return true; - }, - [&](const char *buf, size_t n) { - auto &content = cur->second.content; - if (content.size() + n > content.max_size()) { - return false; - } - content.append(buf, n); - return true; - })) { - const auto &content_type = req.get_header_value("Content-Type"); - if (!content_type.find("application/x-www-form-urlencoded")) { - if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { - res.status = 413; // NOTE: should be 414? - return false; - } - detail::parse_query_text(req.body, req.params); - } - return true; - } - return false; -} - -inline bool Server::read_content_with_content_receiver(Stream &strm, - Request &req, - Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) { - return read_content_core(strm, - req, - res, - std::move(receiver), - std::move(multipart_header), - std::move(multipart_receiver)); -} - -inline bool Server::read_content_core(Stream &strm, - Request &req, - Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) { - detail::MultipartFormDataParser multipart_form_data_parser; - ContentReceiverWithProgress out; - - if (req.is_multipart_form_data()) { - const auto &content_type = req.get_header_value("Content-Type"); - std::string boundary; - if (!detail::parse_multipart_boundary(content_type, boundary)) { - res.status = 400; - return false; - } - - multipart_form_data_parser.set_boundary(std::move(boundary)); - out = [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { - /* For debug - size_t pos = 0; - while (pos < n) { - auto read_size = (std::min)(1, n - pos); - auto ret = multipart_form_data_parser.parse( - buf + pos, read_size, multipart_receiver, multipart_header); - if (!ret) { return false; } - pos += read_size; - } - return true; - */ - return multipart_form_data_parser.parse(buf, n, multipart_receiver, multipart_header); - }; - } else { - out = [receiver](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { return receiver(buf, n); }; - } - - if (req.method == "DELETE" && !req.has_header("Content-Length")) { - return true; - } - - if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, out, true)) { - return false; - } - - if (req.is_multipart_form_data()) { - if (!multipart_form_data_parser.is_valid()) { - res.status = 400; - return false; - } - } - - return true; -} - -inline bool Server::handle_file_request(const Request &req, Response &res, bool head) { - for (const auto &entry : base_dirs_) { - // Prefix match - if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { - std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); - if (detail::is_valid_path(sub_path)) { - auto path = entry.base_dir + sub_path; - if (path.back() == '/') { - path += "index.html"; - } - - if (detail::is_file(path)) { - detail::read_file(path, res.body); - auto type = detail::find_content_type(path, file_extension_and_mimetype_map_); - if (type) { - res.set_header("Content-Type", type); - } - for (const auto &kv : entry.headers) { - res.set_header(kv.first.c_str(), kv.second); - } - res.status = req.has_header("Range") ? 206 : 200; - if (!head && file_request_handler_) { - file_request_handler_(req, res); - } - return true; - } - } - } - } - return false; -} - -inline socket_t Server::create_server_socket(const std::string &host, - int port, - int socket_flags, - SocketOptions socket_options) const { - return detail::create_socket(host, - std::string(), - port, - address_family_, - socket_flags, - tcp_nodelay_, - std::move(socket_options), - [](socket_t sock, struct addrinfo &ai) -> bool { - if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - return false; - } - if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { - return false; - } - return true; - }); -} - -inline int Server::bind_internal(const std::string &host, int port, int socket_flags) { - if (!is_valid()) { - return -1; - } - - svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); - if (svr_sock_ == INVALID_SOCKET) { - return -1; - } - - if (port == 0) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (getsockname(svr_sock_, reinterpret_cast(&addr), &addr_len) == -1) { - return -1; - } - if (addr.ss_family == AF_INET) { - return ntohs(reinterpret_cast(&addr)->sin_port); - } else if (addr.ss_family == AF_INET6) { - return ntohs(reinterpret_cast(&addr)->sin6_port); - } else { - return -1; - } - } else { - return port; - } -} - -inline bool Server::listen_internal() { - auto ret = true; - is_running_ = true; - auto se = detail::scope_exit([&]() { is_running_ = false; }); - - { - std::unique_ptr task_queue(new_task_queue()); - - while (svr_sock_ != INVALID_SOCKET) { -#ifndef _WIN32 - if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { -#endif - auto val = detail::select_read(svr_sock_, idle_interval_sec_, idle_interval_usec_); - if (val == 0) { // Timeout - task_queue->on_idle(); - continue; - } -#ifndef _WIN32 - } -#endif - socket_t sock = accept(svr_sock_, nullptr, nullptr); - - if (sock == INVALID_SOCKET) { - if (errno == EMFILE) { - // The per-process limit of open file descriptors has been reached. - // Try to accept new connections after a short sleep. - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - continue; - } else if (errno == EINTR || errno == EAGAIN) { - continue; - } - if (svr_sock_ != INVALID_SOCKET) { - detail::close_socket(svr_sock_); - ret = false; - } else { - ; // The server socket was closed by user. - } - break; - } - - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec_ * 1000 + read_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec_); - tv.tv_usec = static_cast(read_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, reinterpret_cast(&tv), sizeof(tv)); -#endif - } - { - -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec_ * 1000 + write_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec_); - tv.tv_usec = static_cast(write_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, reinterpret_cast(&tv), sizeof(tv)); -#endif - } - - task_queue->enqueue([this, sock]() { process_and_close_socket(sock); }); - } - - task_queue->shutdown(); - } - - return ret; -} - -inline bool Server::routing(Request &req, Response &res, Stream &strm) { - if (pre_routing_handler_ && pre_routing_handler_(req, res) == HandlerResponse::Handled) { - return true; - } - - // File handler - auto is_head_request = req.method == "HEAD"; - if ((req.method == "GET" || is_head_request) && handle_file_request(req, res, is_head_request)) { - return true; - } - - if (detail::expect_content(req)) { - // Content reader handler - { - ContentReader reader( - [&](ContentReceiver receiver) { - return read_content_with_content_receiver(strm, req, res, std::move(receiver), nullptr, nullptr); - }, - [&](MultipartContentHeader header, ContentReceiver receiver) { - return read_content_with_content_receiver(strm, - req, - res, - nullptr, - std::move(header), - std::move(receiver)); - }); - - if (req.method == "POST") { - if (dispatch_request_for_content_reader(req, - res, - std::move(reader), - post_handlers_for_content_reader_)) { - return true; - } - } else if (req.method == "PUT") { - if (dispatch_request_for_content_reader(req, - res, - std::move(reader), - put_handlers_for_content_reader_)) { - return true; - } - } else if (req.method == "PATCH") { - if (dispatch_request_for_content_reader(req, - res, - std::move(reader), - patch_handlers_for_content_reader_)) { - return true; - } - } else if (req.method == "DELETE") { - if (dispatch_request_for_content_reader(req, - res, - std::move(reader), - delete_handlers_for_content_reader_)) { - return true; - } - } - } - - // Read content into `req.body` - if (!read_content(strm, req, res)) { - return false; - } - } - - // Regular handler - if (req.method == "GET" || req.method == "HEAD") { - return dispatch_request(req, res, get_handlers_); - } else if (req.method == "POST") { - return dispatch_request(req, res, post_handlers_); - } else if (req.method == "PUT") { - return dispatch_request(req, res, put_handlers_); - } else if (req.method == "DELETE") { - return dispatch_request(req, res, delete_handlers_); - } else if (req.method == "OPTIONS") { - return dispatch_request(req, res, options_handlers_); - } else if (req.method == "PATCH") { - return dispatch_request(req, res, patch_handlers_); - } - - res.status = 400; - return false; -} - -inline bool Server::dispatch_request(Request &req, Response &res, const Handlers &handlers) { - for (const auto &x : handlers) { - const auto &matcher = x.first; - const auto &handler = x.second; - - if (matcher->match(req)) { - handler(req, res); - return true; - } - } - return false; -} - -inline void Server::apply_ranges(const Request &req, Response &res, std::string &content_type, std::string &boundary) { - if (req.ranges.size() > 1) { - boundary = detail::make_multipart_data_boundary(); - - auto it = res.headers.find("Content-Type"); - if (it != res.headers.end()) { - content_type = it->second; - res.headers.erase(it); - } - - res.set_header("Content-Type", "multipart/byteranges; boundary=" + boundary); - } - - auto type = detail::encoding_type(req, res); - - if (res.body.empty()) { - if (res.content_length_ > 0) { - size_t length = 0; - if (req.ranges.empty()) { - length = res.content_length_; - } else if (req.ranges.size() == 1) { - auto offsets = detail::get_range_offset_and_length(req, res.content_length_, 0); - auto offset = offsets.first; - length = offsets.second; - auto content_range = detail::make_content_range_header_field(offset, length, res.content_length_); - res.set_header("Content-Range", content_range); - } else { - length = detail::get_multipart_ranges_data_length(req, res, boundary, content_type); - } - res.set_header("Content-Length", std::to_string(length)); - } else { - if (res.content_provider_) { - if (res.is_chunked_content_provider_) { - res.set_header("Transfer-Encoding", "chunked"); - if (type == detail::EncodingType::Gzip) { - res.set_header("Content-Encoding", "gzip"); - } else if (type == detail::EncodingType::Brotli) { - res.set_header("Content-Encoding", "br"); - } - } - } - } - } else { - if (req.ranges.empty()) { - ; - } else if (req.ranges.size() == 1) { - auto offsets = detail::get_range_offset_and_length(req, res.body.size(), 0); - auto offset = offsets.first; - auto length = offsets.second; - auto content_range = detail::make_content_range_header_field(offset, length, res.body.size()); - res.set_header("Content-Range", content_range); - if (offset < res.body.size()) { - res.body = res.body.substr(offset, length); - } else { - res.body.clear(); - res.status = 416; - } - } else { - std::string data; - if (detail::make_multipart_ranges_data(req, res, boundary, content_type, data)) { - res.body.swap(data); - } else { - res.body.clear(); - res.status = 416; - } - } - - if (type != detail::EncodingType::None) { - std::unique_ptr compressor; - std::string content_encoding; - - if (type == detail::EncodingType::Gzip) { -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); - content_encoding = "gzip"; -#endif - } else if (type == detail::EncodingType::Brotli) { -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); - content_encoding = "br"; -#endif - } - - if (compressor) { - std::string compressed; - if (compressor->compress(res.body.data(), - res.body.size(), - true, - [&](const char *data, size_t data_len) { - compressed.append(data, data_len); - return true; - })) { - res.body.swap(compressed); - res.set_header("Content-Encoding", content_encoding); - } - } - } - - auto length = std::to_string(res.body.size()); - res.set_header("Content-Length", length); - } -} - -inline bool Server::dispatch_request_for_content_reader(Request &req, - Response &res, - ContentReader content_reader, - const HandlersForContentReader &handlers) { - for (const auto &x : handlers) { - const auto &matcher = x.first; - const auto &handler = x.second; - - if (matcher->match(req)) { - handler(req, res, content_reader); - return true; - } - } - return false; -} - -inline bool Server::process_request(Stream &strm, - bool close_connection, - bool &connection_closed, - const std::function &setup_request) { - std::array buf {}; - - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - - // Connection has been closed on client - if (!line_reader.getline()) { - return false; - } - - Request req; - Response res; - - res.version = "HTTP/1.1"; - - for (const auto &header : default_headers_) { - if (res.headers.find(header.first) == res.headers.end()) { - res.headers.insert(header); - } - } - -#ifdef _WIN32 - // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). -#else -#ifndef CPPHTTPLIB_USE_POLL - // Socket file descriptor exceeded FD_SETSIZE... - if (strm.socket() >= FD_SETSIZE) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = 500; - return write_response(strm, close_connection, req, res); - } -#endif -#endif - - // Check if the request URI doesn't exceed the limit - if (line_reader.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = 414; - return write_response(strm, close_connection, req, res); - } - - // Request line and headers - if (!parse_request_line(line_reader.ptr(), req) || !detail::read_headers(strm, req.headers)) { - res.status = 400; - return write_response(strm, close_connection, req, res); - } - - if (req.get_header_value("Connection") == "close") { - connection_closed = true; - } - - if (req.version == "HTTP/1.0" && req.get_header_value("Connection") != "Keep-Alive") { - connection_closed = true; - } - - strm.get_remote_ip_and_port(req.remote_addr, req.remote_port); - req.set_header("REMOTE_ADDR", req.remote_addr); - req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); - - strm.get_local_ip_and_port(req.local_addr, req.local_port); - req.set_header("LOCAL_ADDR", req.local_addr); - req.set_header("LOCAL_PORT", std::to_string(req.local_port)); - - if (req.has_header("Range")) { - const auto &range_header_value = req.get_header_value("Range"); - if (!detail::parse_range_header(range_header_value, req.ranges)) { - res.status = 416; - return write_response(strm, close_connection, req, res); - } - } - - if (setup_request) { - setup_request(req); - } - - if (req.get_header_value("Expect") == "100-continue") { - auto status = 100; - if (expect_100_continue_handler_) { - status = expect_100_continue_handler_(req, res); - } - switch (status) { - case 100: - case 417: - strm.write_format("HTTP/1.1 %d %s\r\n\r\n", status, detail::status_message(status)); - break; - default: - return write_response(strm, close_connection, req, res); - } - } - - // Rounting - bool routed = false; -#ifdef CPPHTTPLIB_NO_EXCEPTIONS - routed = routing(req, res, strm); -#else - try { - routed = routing(req, res, strm); - } - catch (std::exception &e) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } else { - res.status = 500; - std::string val; - auto s = e.what(); - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case '\r': - val += "\\r"; - break; - case '\n': - val += "\\n"; - break; - default: - val += s[i]; - break; - } - } - res.set_header("EXCEPTION_WHAT", val); - } - } - catch (...) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } else { - res.status = 500; - res.set_header("EXCEPTION_WHAT", "UNKNOWN"); - } - } -#endif - - if (routed) { - if (res.status == -1) { - res.status = req.ranges.empty() ? 200 : 206; - } - return write_response_with_content(strm, close_connection, req, res); - } else { - if (res.status == -1) { - res.status = 404; - } - return write_response(strm, close_connection, req, res); - } -} - -inline bool Server::is_valid() const { - return true; -} - -inline bool Server::process_and_close_socket(socket_t sock) { - auto ret = detail::process_server_socket( - svr_sock_, - sock, - keep_alive_max_count_, - keep_alive_timeout_sec_, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - [this](Stream &strm, bool close_connection, bool &connection_closed) { - return process_request(strm, close_connection, connection_closed, nullptr); - }); - - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; -} - -// HTTP client implementation -inline ClientImpl::ClientImpl(const std::string &host) : ClientImpl(host, 80, std::string(), std::string()) { -} - -inline ClientImpl::ClientImpl(const std::string &host, int port) - : ClientImpl(host, port, std::string(), std::string()) { -} - -inline ClientImpl::ClientImpl(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path) - : host_(host), - port_(port), - host_and_port_(adjust_host_string(host) + ":" + std::to_string(port)), - client_cert_path_(client_cert_path), - client_key_path_(client_key_path) { -} - -inline ClientImpl::~ClientImpl() { - std::lock_guard guard(socket_mutex_); - shutdown_socket(socket_); - close_socket(socket_); -} - -inline bool ClientImpl::is_valid() const { - return true; -} - -inline void ClientImpl::copy_settings(const ClientImpl &rhs) { - client_cert_path_ = rhs.client_cert_path_; - client_key_path_ = rhs.client_key_path_; - connection_timeout_sec_ = rhs.connection_timeout_sec_; - read_timeout_sec_ = rhs.read_timeout_sec_; - read_timeout_usec_ = rhs.read_timeout_usec_; - write_timeout_sec_ = rhs.write_timeout_sec_; - write_timeout_usec_ = rhs.write_timeout_usec_; - basic_auth_username_ = rhs.basic_auth_username_; - basic_auth_password_ = rhs.basic_auth_password_; - bearer_token_auth_token_ = rhs.bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - digest_auth_username_ = rhs.digest_auth_username_; - digest_auth_password_ = rhs.digest_auth_password_; -#endif - keep_alive_ = rhs.keep_alive_; - follow_location_ = rhs.follow_location_; - url_encode_ = rhs.url_encode_; - address_family_ = rhs.address_family_; - tcp_nodelay_ = rhs.tcp_nodelay_; - socket_options_ = rhs.socket_options_; - compress_ = rhs.compress_; - decompress_ = rhs.decompress_; - interface_ = rhs.interface_; - proxy_host_ = rhs.proxy_host_; - proxy_port_ = rhs.proxy_port_; - proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; - proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; - proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; - proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; -#endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - ca_cert_file_path_ = rhs.ca_cert_file_path_; - ca_cert_dir_path_ = rhs.ca_cert_dir_path_; - ca_cert_store_ = rhs.ca_cert_store_; -#endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - server_certificate_verification_ = rhs.server_certificate_verification_; -#endif - logger_ = rhs.logger_; -} - -inline socket_t ClientImpl::create_client_socket(Error &error) const { - if (!proxy_host_.empty() && proxy_port_ != -1) { - return detail::create_client_socket(proxy_host_, - std::string(), - proxy_port_, - address_family_, - tcp_nodelay_, - socket_options_, - connection_timeout_sec_, - connection_timeout_usec_, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - interface_, - error); - } - - // Check is custom IP specified for host_ - std::string ip; - auto it = addr_map_.find(host_); - if (it != addr_map_.end()) { - ip = it->second; - } - - return detail::create_client_socket(host_, - ip, - port_, - address_family_, - tcp_nodelay_, - socket_options_, - connection_timeout_sec_, - connection_timeout_usec_, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - interface_, - error); -} - -inline bool ClientImpl::create_and_connect_socket(Socket &socket, Error &error) { - auto sock = create_client_socket(error); - if (sock == INVALID_SOCKET) { - return false; - } - - if (_postConnCb) { - _postConnCb(sock); - } - socket.sock = sock; - return true; -} - -inline void ClientImpl::shutdown_ssl(Socket & /*socket*/, bool /*shutdown_gracefully*/) { - // If there are any requests in flight from threads other than us, then it's - // a thread-unsafe race because individual ssl* objects are not thread-safe. - assert(socket_requests_in_flight_ == 0 || socket_requests_are_from_thread_ == std::this_thread::get_id()); -} - -inline void ClientImpl::shutdown_socket(Socket &socket) { - if (socket.sock == INVALID_SOCKET) { - return; - } - detail::shutdown_socket(socket.sock); -} - -inline void ClientImpl::close_socket(Socket &socket) { - // If there are requests in flight in another thread, usually closing - // the socket will be fine and they will simply receive an error when - // using the closed socket, but it is still a bug since rarely the OS - // may reassign the socket id to be used for a new socket, and then - // suddenly they will be operating on a live socket that is different - // than the one they intended! - assert(socket_requests_in_flight_ == 0 || socket_requests_are_from_thread_ == std::this_thread::get_id()); - - // It is also a bug if this happens while SSL is still active -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - assert(socket.ssl == nullptr); -#endif - if (socket.sock == INVALID_SOCKET) { - return; - } - detail::close_socket(socket.sock); - socket.sock = INVALID_SOCKET; -} - -inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, Response &res) { - std::array buf {}; - - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - - if (!line_reader.getline()) { - return false; - } - -#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); -#else - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); -#endif - - std::cmatch m; - if (!std::regex_match(line_reader.ptr(), m, re)) { - return req.method == "CONNECT"; - } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); - - // Ignore '100 Continue' - while (res.status == 100) { - if (!line_reader.getline()) { - return false; - } // CRLF - if (!line_reader.getline()) { - return false; - } // next response line - - if (!std::regex_match(line_reader.ptr(), m, re)) { - return false; - } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); - } - - return true; -} - -inline bool ClientImpl::send(Request &req, Response &res, Error &error) { - std::lock_guard request_mutex_guard(request_mutex_); - auto ret = send_(req, res, error); - if (error == Error::SSLPeerCouldBeClosed_) { - assert(!ret); - ret = send_(req, res, error); - } - return ret; -} - -inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { - { - std::lock_guard guard(socket_mutex_); - - // Set this to false immediately - if it ever gets set to true by the end of - // the request, we know another thread instructed us to close the socket. - socket_should_be_closed_when_request_is_done_ = false; - - auto is_alive = false; - if (socket_.is_open()) { - is_alive = detail::is_socket_alive(socket_.sock); - if (!is_alive) { - // Attempt to avoid sigpipe by shutting down nongracefully if it seems - // like the other side has already closed the connection Also, there - // cannot be any requests in flight from other threads since we locked - // request_mutex_, so safe to close everything immediately - const bool shutdown_gracefully = false; - shutdown_ssl(socket_, shutdown_gracefully); - shutdown_socket(socket_); - close_socket(socket_); - } - } - - if (!is_alive) { - if (!create_and_connect_socket(socket_, error)) { - return false; - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - // TODO: refactoring - if (is_ssl()) { - auto &scli = static_cast(*this); - if (!proxy_host_.empty() && proxy_port_ != -1) { - auto success = false; - if (!scli.connect_with_proxy(socket_, res, success, error)) { - return success; - } - } - - if (!scli.initialize_ssl(socket_, error)) { - return false; - } - } -#endif - } - - // Mark the current socket as being in use so that it cannot be closed by - // anyone else while this request is ongoing, even though we will be - // releasing the mutex. - if (socket_requests_in_flight_ > 1) { - assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); - } - socket_requests_in_flight_ += 1; - socket_requests_are_from_thread_ = std::this_thread::get_id(); - } - - for (const auto &header : default_headers_) { - if (req.headers.find(header.first) == req.headers.end()) { - req.headers.insert(header); - } - } - - auto ret = false; - auto close_connection = !keep_alive_; - - auto se = detail::scope_exit([&]() { - // Briefly lock mutex in order to mark that a request is no longer ongoing - std::lock_guard guard(socket_mutex_); - socket_requests_in_flight_ -= 1; - if (socket_requests_in_flight_ <= 0) { - assert(socket_requests_in_flight_ == 0); - socket_requests_are_from_thread_ = std::thread::id(); - } - - if (socket_should_be_closed_when_request_is_done_ || close_connection || !ret) { - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - }); - - ret = process_socket(socket_, - [&](Stream &strm) { return handle_request(strm, req, res, close_connection, error); }); - - if (!ret) { - if (error == Error::Success) { - error = Error::Unknown; - } - } - - return ret; -} - -inline Result ClientImpl::send(const Request &req) { - auto req2 = req; - return send_(std::move(req2)); -} - -inline Result ClientImpl::send_(Request &&req) { - auto res = detail::make_unique(); - auto error = Error::Success; - auto ret = send(req, *res, error); - return Result {ret ? std::move(res) : nullptr, error, std::move(req.headers)}; -} - -inline bool ClientImpl::handle_request(Stream &strm, Request &req, Response &res, bool close_connection, Error &error) { - if (req.path.empty()) { - error = Error::Connection; - return false; - } - - auto req_save = req; - - bool ret; - - if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { - auto req2 = req; - req2.path = "http://" + host_and_port_ + req.path; - ret = process_request(strm, req2, res, close_connection, error); - req = req2; - req.path = req_save.path; - } else { - ret = process_request(strm, req, res, close_connection, error); - } - - if (!ret) { - return false; - } - - if (300 < res.status && res.status < 400 && follow_location_) { - req = req_save; - ret = redirect(req, res, error); - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if ((res.status == 401 || res.status == 407) && req.authorization_count_ < 5) { - auto is_proxy = res.status == 407; - const auto &username = is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; - const auto &password = is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; - - if (!username.empty() && !password.empty()) { - std::map auth; - if (detail::parse_www_authenticate(res, auth, is_proxy)) { - Request new_req = req; - new_req.authorization_count_ += 1; - new_req.headers.erase(is_proxy ? "Proxy-Authorization" : "Authorization"); - new_req.headers.insert(detail::make_digest_authentication_header(req, - auth, - new_req.authorization_count_, - detail::random_string(10), - username, - password, - is_proxy)); - - Response new_res; - - ret = send(new_req, new_res, error); - if (ret) { - res = new_res; - } - } - } - } -#endif - - return ret; -} - -inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { - if (req.redirect_count_ == 0) { - error = Error::ExceedRedirectCount; - return false; - } - - auto location = res.get_header_value("location"); - if (location.empty()) { - return false; - } - - const static std::regex re( - R"((?:(https?):)?(?://(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); - - std::smatch m; - if (!std::regex_match(location, m, re)) { - return false; - } - - auto scheme = is_ssl() ? "https" : "http"; - - auto next_scheme = m[1].str(); - auto next_host = m[2].str(); - if (next_host.empty()) { - next_host = m[3].str(); - } - auto port_str = m[4].str(); - auto next_path = m[5].str(); - auto next_query = m[6].str(); - - auto next_port = port_; - if (!port_str.empty()) { - next_port = std::stoi(port_str); - } else if (!next_scheme.empty()) { - next_port = next_scheme == "https" ? 443 : 80; - } - - if (next_scheme.empty()) { - next_scheme = scheme; - } - if (next_host.empty()) { - next_host = host_; - } - if (next_path.empty()) { - next_path = "/"; - } - - auto path = detail::decode_url(next_path, true) + next_query; - - if (next_scheme == scheme && next_host == host_ && next_port == port_) { - return detail::redirect(*this, req, res, path, location, error); - } else { - if (next_scheme == "https") { -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSLClient cli(next_host.c_str(), next_port); - cli.copy_settings(*this); - if (ca_cert_store_) { - cli.set_ca_cert_store(ca_cert_store_); - } - return detail::redirect(cli, req, res, path, location, error); -#else - return false; -#endif - } else { - ClientImpl cli(next_host.c_str(), next_port); - cli.copy_settings(*this); - return detail::redirect(cli, req, res, path, location, error); - } - } -} - -inline bool ClientImpl::write_content_with_provider(Stream &strm, const Request &req, Error &error) { - auto is_shutting_down = []() { return false; }; - - if (req.is_chunked_content_provider_) { - // TODO: Brotli support - std::unique_ptr compressor; -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { - compressor = detail::make_unique(); - } else -#endif - { - compressor = detail::make_unique(); - } - - return detail::write_content_chunked(strm, req.content_provider_, is_shutting_down, *compressor, error); - } else { - return detail::write_content(strm, req.content_provider_, 0, req.content_length_, is_shutting_down, error); - } -} - -inline bool ClientImpl::write_request(Stream &strm, Request &req, bool close_connection, Error &error) { - // Prepare additional headers - if (close_connection) { - if (!req.has_header("Connection")) { - req.set_header("Connection", "close"); - } - } - - if (!req.has_header("Host")) { - if (is_ssl()) { - if (port_ == 443) { - req.set_header("Host", host_); - } else { - req.set_header("Host", host_and_port_); - } - } else { - if (port_ == 80) { - req.set_header("Host", host_); - } else { - req.set_header("Host", host_and_port_); - } - } - } - - if (!req.has_header("Accept")) { - req.set_header("Accept", "*/*"); - } - -#ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT - if (!req.has_header("User-Agent")) { - auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; - req.set_header("User-Agent", agent); - } -#endif - - if (req.body.empty()) { - if (req.content_provider_) { - if (!req.is_chunked_content_provider_) { - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.content_length_); - req.set_header("Content-Length", length); - } - } - } else { - if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH") { - req.set_header("Content-Length", "0"); - } - } - } else { - if (!req.has_header("Content-Type")) { - req.set_header("Content-Type", "text/plain"); - } - - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.body.size()); - req.set_header("Content-Length", length); - } - } - - if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_basic_authentication_header(basic_auth_username_, basic_auth_password_, false)); - } - } - - if (!proxy_basic_auth_username_.empty() && !proxy_basic_auth_password_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert( - make_basic_authentication_header(proxy_basic_auth_username_, proxy_basic_auth_password_, true)); - } - } - - if (!bearer_token_auth_token_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_bearer_token_authentication_header(bearer_token_auth_token_, false)); - } - } - - if (!proxy_bearer_token_auth_token_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert(make_bearer_token_authentication_header(proxy_bearer_token_auth_token_, true)); - } - } - - // Request line and headers - { - detail::BufferStream bstrm; - - const auto &path = url_encode_ ? detail::encode_url(req.path) : req.path; - bstrm.write_format("%s %s HTTP/1.1\r\n", req.method.c_str(), path.c_str()); - - detail::write_headers(bstrm, req.headers); - - // Flush buffer - auto &data = bstrm.get_buffer(); - if (!detail::write_data(strm, data.data(), data.size())) { - error = Error::Write; - return false; - } - } - - // Body - if (req.body.empty()) { - return write_content_with_provider(strm, req, error); - } - - if (!detail::write_data(strm, req.body.data(), req.body.size())) { - error = Error::Write; - return false; - } - - return true; -} - -inline std::unique_ptr ClientImpl::send_with_content_provider( - Request &req, - const char *body, - size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, - Error &error) { - if (!content_type.empty()) { - req.set_header("Content-Type", content_type); - } - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { - req.set_header("Content-Encoding", "gzip"); - } -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_ && !content_provider_without_length) { - // TODO: Brotli support - detail::gzip_compressor compressor; - - if (content_provider) { - auto ok = true; - size_t offset = 0; - DataSink data_sink; - - data_sink.write = [&](const char *data, size_t data_len) -> bool { - if (ok) { - auto last = offset + data_len == content_length; - - auto ret = compressor.compress(data, - data_len, - last, - [&](const char *compressed_data, size_t compressed_data_len) { - req.body.append(compressed_data, compressed_data_len); - return true; - }); - - if (ret) { - offset += data_len; - } else { - ok = false; - } - } - return ok; - }; - - while (ok && offset < content_length) { - if (!content_provider(offset, content_length - offset, data_sink)) { - error = Error::Canceled; - return nullptr; - } - } - } else { - if (!compressor.compress(body, content_length, true, [&](const char *data, size_t data_len) { - req.body.append(data, data_len); - return true; - })) { - error = Error::Compression; - return nullptr; - } - } - } else -#endif - { - if (content_provider) { - req.content_length_ = content_length; - req.content_provider_ = std::move(content_provider); - req.is_chunked_content_provider_ = false; - } else if (content_provider_without_length) { - req.content_length_ = 0; - req.content_provider_ = detail::ContentProviderAdapter(std::move(content_provider_without_length)); - req.is_chunked_content_provider_ = true; - req.set_header("Transfer-Encoding", "chunked"); - } else { - req.body.assign(body, content_length); - } - } - - auto res = detail::make_unique(); - return send(req, *res, error) ? std::move(res) : nullptr; -} - -inline Result ClientImpl::send_with_content_provider(const std::string &method, - const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type) { - Request req; - req.method = method; - req.headers = headers; - req.path = path; - - auto error = Error::Success; - - auto res = send_with_content_provider(req, - body, - content_length, - std::move(content_provider), - std::move(content_provider_without_length), - content_type, - error); - - return Result {std::move(res), error, std::move(req.headers)}; -} - -inline std::string ClientImpl::adjust_host_string(const std::string &host) const { - if (host.find(':') != std::string::npos) { - return "[" + host + "]"; - } - return host; -} - -inline bool ClientImpl::process_request(Stream &strm, - Request &req, - Response &res, - bool close_connection, - Error &error) { - // Send request - if (!write_request(strm, req, close_connection, error)) { - return false; - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (is_ssl()) { - auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; - if (!is_proxy_enabled) { - char buf[1]; - if (SSL_peek(socket_.ssl, buf, 1) == 0 && SSL_get_error(socket_.ssl, 0) == SSL_ERROR_ZERO_RETURN) { - error = Error::SSLPeerCouldBeClosed_; - return false; - } - } - } -#endif - - // Receive response and headers - if (!read_response_line(strm, req, res) || !detail::read_headers(strm, res.headers)) { - error = Error::Read; - return false; - } - - // Body - if ((res.status != 204) && req.method != "HEAD" && req.method != "CONNECT") { - auto redirect = 300 < res.status && res.status < 400 && follow_location_; - - if (req.response_handler && !redirect) { - if (!req.response_handler(res)) { - error = Error::Canceled; - return false; - } - } - - auto out = req.content_receiver - ? static_cast([&](const char *buf, size_t n, uint64_t off, uint64_t len) { - if (redirect) { - return true; - } - auto ret = req.content_receiver(buf, n, off, len); - if (!ret) { - error = Error::Canceled; - } - return ret; - }) - : static_cast( - [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { - if (res.body.size() + n > res.body.max_size()) { - return false; - } - res.body.append(buf, n); - return true; - }); - - auto progress = [&](uint64_t current, uint64_t total) { - if (!req.progress || redirect) { - return true; - } - auto ret = req.progress(current, total); - if (!ret) { - error = Error::Canceled; - } - return ret; - }; - - int dummy_status; - if (!detail::read_content(strm, - res, - (std::numeric_limits::max)(), - dummy_status, - std::move(progress), - std::move(out), - decompress_)) { - if (error != Error::Canceled) { - error = Error::Read; - } - return false; - } - } - - if (res.get_header_value("Connection") == "close" || - (res.version == "HTTP/1.0" && res.reason != "Connection established")) { - // TODO this requires a not-entirely-obvious chain of calls to be correct - // for this to be safe. Maybe a code refactor (such as moving this out to - // the send function and getting rid of the recursiveness of the mutex) - // could make this more obvious. - - // This is safe to call because process_request is only called by - // handle_request which is only called by send, which locks the request - // mutex during the process. It would be a bug to call it from a different - // thread since it's a thread-safety issue to do these things to the socket - // if another thread is using the socket. - std::lock_guard guard(socket_mutex_); - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - - // Log - if (logger_) { - logger_(req, res); - } - - return true; -} - -inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( - const std::string &boundary, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - size_t cur_item = 0, cur_start = 0; - // cur_item and cur_start are copied to within the std::function and maintain - // state between successive calls - return [&, cur_item, cur_start](size_t offset, DataSink &sink) mutable -> bool { - if (!offset && items.size()) { - sink.os << detail::serialize_multipart_formdata(items, boundary, false); - return true; - } else if (cur_item < provider_items.size()) { - if (!cur_start) { - const auto &begin = detail::serialize_multipart_formdata_item_begin(provider_items[cur_item], boundary); - offset += begin.size(); - cur_start = offset; - sink.os << begin; - } - - DataSink cur_sink; - bool has_data = true; - cur_sink.write = sink.write; - cur_sink.done = [&]() { has_data = false; }; - - if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { - return false; - } - - if (!has_data) { - sink.os << detail::serialize_multipart_formdata_item_end(); - cur_item++; - cur_start = 0; - } - return true; - } else { - sink.os << detail::serialize_multipart_formdata_finish(boundary); - sink.done(); - return true; - } - }; -} - -inline bool ClientImpl::process_socket(const Socket &socket, std::function callback) { - return detail::process_client_socket(socket.sock, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - std::move(callback)); -} - -inline bool ClientImpl::is_ssl() const { - return false; -} - -inline Result ClientImpl::Get(const std::string &path) { - return Get(path, Headers(), Progress()); -} - -inline Result ClientImpl::Get(const std::string &path, Progress progress) { - return Get(path, Headers(), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers) { - return Get(path, headers, Progress()); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, Progress progress) { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.progress = std::move(progress); - - return send_(std::move(req)); -} - -inline Result ClientImpl::Get(const std::string &path, ContentReceiver content_receiver) { - return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, ContentReceiver content_receiver, Progress progress) { - return Get(path, Headers(), nullptr, std::move(content_receiver), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver) { - return Get(path, headers, nullptr, std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, headers, nullptr, std::move(content_receiver), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return Get(path, Headers(), std::move(response_handler), std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return Get(path, headers, std::move(response_handler), std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, Headers(), std::move(response_handler), std::move(content_receiver), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.response_handler = std::move(response_handler); - req.content_receiver = - [content_receiver](const char *data, size_t data_length, uint64_t /*offset*/, uint64_t /*total_length*/) { - return content_receiver(data, data_length); - }; - req.progress = std::move(progress); - - return send_(std::move(req)); -} - -inline Result ClientImpl::Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - Progress progress) { - if (params.empty()) { - return Get(path, headers); - } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query.c_str(), headers, progress); -} - -inline Result ClientImpl::Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, params, headers, nullptr, content_receiver, progress); -} - -inline Result ClientImpl::Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - if (params.empty()) { - return Get(path, headers, response_handler, content_receiver, progress); - } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query.c_str(), headers, response_handler, content_receiver, progress); -} - -inline Result ClientImpl::Head(const std::string &path) { - return Head(path, Headers()); -} - -inline Result ClientImpl::Head(const std::string &path, const Headers &headers) { - Request req; - req.method = "HEAD"; - req.headers = headers; - req.path = path; - - return send_(std::move(req)); -} - -inline Result ClientImpl::Post(const std::string &path) { - return Post(path, std::string(), std::string()); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers) { - return Post(path, headers, nullptr, 0, std::string()); -} - -inline Result ClientImpl::Post(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return Post(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, body, content_length, nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const std::string &body, const std::string &content_type) { - return Post(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, body.data(), body.size(), nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const Params ¶ms) { - return Post(path, Headers(), params); -} - -inline Result ClientImpl::Post(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Post(path, Headers(), content_length, std::move(content_provider), content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Post(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("POST", - path, - headers, - nullptr, - content_length, - std::move(content_provider), - nullptr, - content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("POST", - path, - headers, - nullptr, - 0, - nullptr, - std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const Params ¶ms) { - auto query = detail::params_to_query_str(params); - return Post(path, headers, query, "application/x-www-form-urlencoded"); -} - -inline Result ClientImpl::Post(const std::string &path, const MultipartFormDataItems &items) { - return Post(path, Headers(), items); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type.c_str()); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result {nullptr, Error::UnsupportedMultipartBoundaryChars}; - } - - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type.c_str()); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider("POST", - path, - headers, - nullptr, - 0, - nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type); -} - -inline Result ClientImpl::Put(const std::string &path) { - return Put(path, std::string(), std::string()); -} - -inline Result ClientImpl::Put(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return Put(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, body, content_length, nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const std::string &body, const std::string &content_type) { - return Put(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, body.data(), body.size(), nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Put(path, Headers(), content_length, std::move(content_provider), content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Put(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("PUT", - path, - headers, - nullptr, - content_length, - std::move(content_provider), - nullptr, - content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("PUT", - path, - headers, - nullptr, - 0, - nullptr, - std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const Params ¶ms) { - return Put(path, Headers(), params); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, const Params ¶ms) { - auto query = detail::params_to_query_str(params); - return Put(path, headers, query, "application/x-www-form-urlencoded"); -} - -inline Result ClientImpl::Put(const std::string &path, const MultipartFormDataItems &items) { - return Put(path, Headers(), items); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result {nullptr, Error::UnsupportedMultipartBoundaryChars}; - } - - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider("PUT", - path, - headers, - nullptr, - 0, - nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type); -} - -inline Result ClientImpl::Patch(const std::string &path) { - return Patch(path, std::string(), std::string()); -} - -inline Result ClientImpl::Patch(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return Patch(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return send_with_content_provider("PATCH", path, headers, body, content_length, nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, const std::string &body, const std::string &content_type) { - return Patch(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return send_with_content_provider("PATCH", path, headers, body.data(), body.size(), nullptr, nullptr, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Patch(path, Headers(), content_length, std::move(content_provider), content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Patch(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("PATCH", - path, - headers, - nullptr, - content_length, - std::move(content_provider), - nullptr, - content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("PATCH", - path, - headers, - nullptr, - 0, - nullptr, - std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Delete(const std::string &path) { - return Delete(path, Headers(), std::string(), std::string()); -} - -inline Result ClientImpl::Delete(const std::string &path, const Headers &headers) { - return Delete(path, headers, std::string(), std::string()); -} - -inline Result ClientImpl::Delete(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return Delete(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - Request req; - req.method = "DELETE"; - req.headers = headers; - req.path = path; - - if (!content_type.empty()) { - req.set_header("Content-Type", content_type); - } - req.body.assign(body, content_length); - - return send_(std::move(req)); -} - -inline Result ClientImpl::Delete(const std::string &path, const std::string &body, const std::string &content_type) { - return Delete(path, Headers(), body.data(), body.size(), content_type); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return Delete(path, headers, body.data(), body.size(), content_type); -} - -inline Result ClientImpl::Options(const std::string &path) { - return Options(path, Headers()); -} - -inline Result ClientImpl::Options(const std::string &path, const Headers &headers) { - Request req; - req.method = "OPTIONS"; - req.headers = headers; - req.path = path; - - return send_(std::move(req)); -} - -inline void ClientImpl::stop() { - std::lock_guard guard(socket_mutex_); - - // If there is anything ongoing right now, the ONLY thread-safe thing we can - // do is to shutdown_socket, so that threads using this socket suddenly - // discover they can't read/write any more and error out. Everything else - // (closing the socket, shutting ssl down) is unsafe because these actions are - // not thread-safe. - if (socket_requests_in_flight_ > 0) { - shutdown_socket(socket_); - - // Aside from that, we set a flag for the socket to be closed when we're - // done. - socket_should_be_closed_when_request_is_done_ = true; - return; - } - - // Otherwise, still holding the mutex, we can shut everything down ourselves - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); -} - -inline std::string ClientImpl::host() const { - return host_; -} - -inline int ClientImpl::port() const { - return port_; -} - -inline size_t ClientImpl::is_socket_open() const { - std::lock_guard guard(socket_mutex_); - return socket_.is_open(); -} - -inline socket_t ClientImpl::socket() const { - return socket_.sock; -} - -inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) { - connection_timeout_sec_ = sec; - connection_timeout_usec_ = usec; -} - -inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; -} - -inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; -} - -inline void ClientImpl::set_basic_auth(const std::string &username, const std::string &password) { - basic_auth_username_ = username; - basic_auth_password_ = password; -} - -inline void ClientImpl::set_bearer_token_auth(const std::string &token) { - bearer_token_auth_token_ = token; -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void ClientImpl::set_digest_auth(const std::string &username, const std::string &password) { - digest_auth_username_ = username; - digest_auth_password_ = password; -} -#endif - -inline void ClientImpl::set_keep_alive(bool on) { - keep_alive_ = on; -} - -inline void ClientImpl::set_follow_location(bool on) { - follow_location_ = on; -} - -inline void ClientImpl::set_url_encode(bool on) { - url_encode_ = on; -} - -inline void ClientImpl::set_hostname_addr_map(std::map addr_map) { - addr_map_ = std::move(addr_map); -} - -inline void ClientImpl::set_default_headers(Headers headers) { - default_headers_ = std::move(headers); -} - -inline void ClientImpl::set_address_family(int family) { - address_family_ = family; -} - -inline void ClientImpl::set_tcp_nodelay(bool on) { - tcp_nodelay_ = on; -} - -inline void ClientImpl::set_socket_options(SocketOptions socket_options) { - socket_options_ = std::move(socket_options); -} - -inline void ClientImpl::set_compress(bool on) { - compress_ = on; -} - -inline void ClientImpl::set_decompress(bool on) { - decompress_ = on; -} - -inline void ClientImpl::set_interface(const std::string &intf) { - interface_ = intf; -} - -inline void ClientImpl::set_proxy(const std::string &host, int port) { - proxy_host_ = host; - proxy_port_ = port; -} - -inline void ClientImpl::set_post_connect_callback(detail::POSTSOCKETCONNECTCB cb) { - _postConnCb = cb; -} - -inline void ClientImpl::set_proxy_basic_auth(const std::string &username, const std::string &password) { - proxy_basic_auth_username_ = username; - proxy_basic_auth_password_ = password; -} - -inline void ClientImpl::set_proxy_bearer_token_auth(const std::string &token) { - proxy_bearer_token_auth_token_ = token; -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void ClientImpl::set_proxy_digest_auth(const std::string &username, const std::string &password) { - proxy_digest_auth_username_ = username; - proxy_digest_auth_password_ = password; -} - -inline void ClientImpl::set_ca_cert_path(const std::string &ca_cert_file_path, const std::string &ca_cert_dir_path) { - ca_cert_file_path_ = ca_cert_file_path; - ca_cert_dir_path_ = ca_cert_dir_path; -} - -inline void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (ca_cert_store && ca_cert_store != ca_cert_store_) { - ca_cert_store_ = ca_cert_store; - } -} - -inline X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, std::size_t size) { - auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); - if (!mem) { - return nullptr; - } - - auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); - if (!inf) { - BIO_free_all(mem); - return nullptr; - } - - auto cts = X509_STORE_new(); - if (cts) { - for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { - auto itmp = sk_X509_INFO_value(inf, i); - if (!itmp) { - continue; - } - - if (itmp->x509) { - X509_STORE_add_cert(cts, itmp->x509); - } - if (itmp->crl) { - X509_STORE_add_crl(cts, itmp->crl); - } - } - } - - sk_X509_INFO_pop_free(inf, X509_INFO_free); - BIO_free_all(mem); - return cts; -} - -inline void ClientImpl::enable_server_certificate_verification(bool enabled) { - server_certificate_verification_ = enabled; -} -#endif - -inline void ClientImpl::set_logger(Logger logger) { - logger_ = std::move(logger); -} - -/* - * SSL Implementation - */ -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -namespace detail { - -template -inline SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, U SSL_connect_or_accept, V setup) { - SSL *ssl = nullptr; - { - std::lock_guard guard(ctx_mutex); - ssl = SSL_new(ctx); - } - - if (ssl) { - set_nonblocking(sock, true); - auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); - BIO_set_nbio(bio, 1); - SSL_set_bio(ssl, bio, bio); - - if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { - SSL_shutdown(ssl); - { - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); - } - set_nonblocking(sock, false); - return nullptr; - } - BIO_set_nbio(bio, 0); - set_nonblocking(sock, false); - } - - return ssl; -} - -inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, bool shutdown_gracefully) { - // sometimes we may want to skip this to try to avoid SIGPIPE if we know - // the remote has closed the network connection - // Note that it is not always possible to avoid SIGPIPE, this is merely a - // best-efforts. - if (shutdown_gracefully) { - SSL_shutdown(ssl); - } - - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); -} - -template -bool ssl_connect_or_accept_nonblocking(socket_t sock, - SSL *ssl, - U ssl_connect_or_accept, - time_t timeout_sec, - time_t timeout_usec) { - auto res = 0; - while ((res = ssl_connect_or_accept(ssl)) != 1) { - auto err = SSL_get_error(ssl, res); - switch (err) { - case SSL_ERROR_WANT_READ: - if (select_read(sock, timeout_sec, timeout_usec) > 0) { - continue; - } - break; - case SSL_ERROR_WANT_WRITE: - if (select_write(sock, timeout_sec, timeout_usec) > 0) { - continue; - } - break; - default: - break; - } - return false; - } - return true; -} - -template -inline bool process_server_socket_ssl(const std::atomic &svr_sock, - SSL *ssl, - socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - T callback) { - return process_server_socket_core( - svr_sock, - sock, - keep_alive_max_count, - keep_alive_timeout_sec, - [&](bool close_connection, bool &connection_closed) { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); -} - -template -inline bool process_client_socket_ssl(SSL *ssl, - socket_t sock, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - T callback) { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, write_timeout_sec, write_timeout_usec); - return callback(strm); -} - -class SSLInit { -public: - SSLInit() { - OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); - } -}; - -// SSL socket stream implementation -inline SSLSocketStream::SSLSocketStream(socket_t sock, - SSL *ssl, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) - : sock_(sock), - ssl_(ssl), - read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec) { - SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); -} - -inline SSLSocketStream::~SSLSocketStream() { -} - -inline bool SSLSocketStream::is_readable() const { - return detail::select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; -} - -inline bool SSLSocketStream::is_writable() const { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && is_socket_alive(sock_); -} - -inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { - auto ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; -#ifdef _WIN32 - while (--n >= 0 && - (err == SSL_ERROR_WANT_READ || (err == SSL_ERROR_SYSCALL && WSAGetLastError() == WSAETIMEDOUT))) { -#else - while (--n >= 0 && err == SSL_ERROR_WANT_READ) { -#endif - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret >= 0) { - return ret; - } - err = SSL_get_error(ssl_, ret); - } else { - return -1; - } - } - } - return ret; - } - return -1; -} - -inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { - if (is_writable()) { - auto handle_size = static_cast(std::min(size, (std::numeric_limits::max)())); - - auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; -#ifdef _WIN32 - while (--n >= 0 && - (err == SSL_ERROR_WANT_WRITE || (err == SSL_ERROR_SYSCALL && WSAGetLastError() == WSAETIMEDOUT))) { -#else - while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { -#endif - if (is_writable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret >= 0) { - return ret; - } - err = SSL_get_error(ssl_, ret); - } else { - return -1; - } - } - } - return ret; - } - return -1; -} - -inline void SSLSocketStream::get_remote_ip_and_port(std::string &ip, int &port) const { - detail::get_remote_ip_and_port(sock_, ip, port); -} - -inline void SSLSocketStream::get_local_ip_and_port(std::string &ip, int &port) const { - detail::get_local_ip_and_port(sock_, ip, port); -} - -inline socket_t SSLSocketStream::socket() const { - return sock_; -} - -static SSLInit sslinit_; - -} // namespace detail - -// SSL HTTP server implementation -inline SSLServer::SSLServer(const char *cert_path, - const char *private_key_path, - const char *client_ca_cert_file_path, - const char *client_ca_cert_dir_path, - const char *private_key_password) { - ctx_ = SSL_CTX_new(TLS_server_method()); - - if (ctx_) { - SSL_CTX_set_options(ctx_, SSL_OP_NO_COMPRESSION | SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); - - // add default password callback before opening encrypted private key - if (private_key_password != nullptr && (private_key_password[0] != '\0')) { - SSL_CTX_set_default_passwd_cb_userdata(ctx_, - reinterpret_cast(const_cast(private_key_password))); - } - - if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { - SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, client_ca_cert_dir_path); - - SSL_CTX_set_verify(ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } -} - -inline SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, X509_STORE *client_ca_cert_store) { - ctx_ = SSL_CTX_new(TLS_server_method()); - - if (ctx_) { - SSL_CTX_set_options(ctx_, SSL_OP_NO_COMPRESSION | SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); - - if (SSL_CTX_use_certificate(ctx_, cert) != 1 || SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } else if (client_ca_cert_store) { - SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); - - SSL_CTX_set_verify(ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } -} - -inline SSLServer::SSLServer(const std::function &setup_ssl_ctx_callback) { - ctx_ = SSL_CTX_new(TLS_method()); - if (ctx_) { - if (!setup_ssl_ctx_callback(*ctx_)) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLServer::~SSLServer() { - if (ctx_) { - SSL_CTX_free(ctx_); - } -} - -inline bool SSLServer::is_valid() const { - return ctx_; -} - -inline SSL_CTX *SSLServer::ssl_context() const { - return ctx_; -} - -inline bool SSLServer::process_and_close_socket(socket_t sock) { - auto ssl = detail::ssl_new( - sock, - ctx_, - ctx_mutex_, - [&](SSL *ssl2) { - return detail::ssl_connect_or_accept_nonblocking(sock, - ssl2, - SSL_accept, - read_timeout_sec_, - read_timeout_usec_); - }, - [](SSL * /*ssl2*/) { return true; }); - - auto ret = false; - if (ssl) { - ret = detail::process_server_socket_ssl( - svr_sock_, - ssl, - sock, - keep_alive_max_count_, - keep_alive_timeout_sec_, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - [this, ssl](Stream &strm, bool close_connection, bool &connection_closed) { - return process_request(strm, close_connection, connection_closed, [&](Request &req) { req.ssl = ssl; }); - }); - - // Shutdown gracefully if the result seemed successful, non-gracefully if - // the connection appeared to be closed. - const bool shutdown_gracefully = ret; - detail::ssl_delete(ctx_mutex_, ssl, shutdown_gracefully); - } - - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; -} - -// SSL HTTP client implementation -inline SSLClient::SSLClient(const std::string &host) : SSLClient(host, 443, std::string(), std::string()) { -} - -inline SSLClient::SSLClient(const std::string &host, int port) : SSLClient(host, port, std::string(), std::string()) { -} - -inline SSLClient::SSLClient(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path) - : ClientImpl(host, port, client_cert_path, client_key_path) { - ctx_ = SSL_CTX_new(TLS_client_method()); - - detail::split(&host_[0], &host_[host_.size()], '.', [&](const char *b, const char *e) { - host_components_.emplace_back(std::string(b, e)); - }); - - if (!client_cert_path.empty() && !client_key_path.empty()) { - if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), SSL_FILETYPE_PEM) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), SSL_FILETYPE_PEM) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLClient::SSLClient(const std::string &host, int port, X509 *client_cert, EVP_PKEY *client_key) - : ClientImpl(host, port) { - ctx_ = SSL_CTX_new(TLS_client_method()); - - detail::split(&host_[0], &host_[host_.size()], '.', [&](const char *b, const char *e) { - host_components_.emplace_back(std::string(b, e)); - }); - - if (client_cert != nullptr && client_key != nullptr) { - if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLClient::~SSLClient() { - if (ctx_) { - SSL_CTX_free(ctx_); - } - // Make sure to shut down SSL since shutdown_ssl will resolve to the - // base function rather than the derived function once we get to the - // base class destructor, and won't free the SSL (causing a leak). - shutdown_ssl_impl(socket_, true); -} - -inline bool SSLClient::is_valid() const { - return ctx_; -} - -inline void SSLClient::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (ca_cert_store) { - if (ctx_) { - if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { - // Free memory allocated for old cert and use new store `ca_cert_store` - SSL_CTX_set_cert_store(ctx_, ca_cert_store); - } - } else { - X509_STORE_free(ca_cert_store); - } - } -} - -inline void SSLClient::load_ca_cert_store(const char *ca_cert, std::size_t size) { - set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); -} - -inline long SSLClient::get_openssl_verify_result() const { - return verify_result_; -} - -inline SSL_CTX *SSLClient::ssl_context() const { - return ctx_; -} - -inline bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { - return is_valid() && ClientImpl::create_and_connect_socket(socket, error); -} - -// Assumes that socket_mutex_ is locked and that there are no requests in flight -inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, bool &success, Error &error) { - success = true; - Response res2; - if (!detail::process_client_socket(socket.sock, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - [&](Stream &strm) { - Request req2; - req2.method = "CONNECT"; - req2.path = host_and_port_; - return process_request(strm, req2, res2, false, error); - })) { - // Thread-safe to close everything because we are assuming there are no - // requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; - } - - if (res2.status == 407) { - if (!proxy_digest_auth_username_.empty() && !proxy_digest_auth_password_.empty()) { - std::map auth; - if (detail::parse_www_authenticate(res2, auth, true)) { - Response res3; - if (!detail::process_client_socket(socket.sock, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - [&](Stream &strm) { - Request req3; - req3.method = "CONNECT"; - req3.path = host_and_port_; - req3.headers.insert(detail::make_digest_authentication_header( - req3, - auth, - 1, - detail::random_string(10), - proxy_digest_auth_username_, - proxy_digest_auth_password_, - true)); - return process_request(strm, req3, res3, false, error); - })) { - // Thread-safe to close everything because we are assuming there are - // no requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; - } - } - } else { - res = res2; - return false; - } - } - - return true; -} - -inline bool SSLClient::load_certs() { - bool ret = true; - - std::call_once(initialize_cert_, [&]() { - std::lock_guard guard(ctx_mutex_); - if (!ca_cert_file_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), nullptr)) { - ret = false; - } - } else if (!ca_cert_dir_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, nullptr, ca_cert_dir_path_.c_str())) { - ret = false; - } - } else { - auto loaded = false; -#ifdef _WIN32 - loaded = detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); -#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) -#if TARGET_OS_OSX - loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); -#endif // TARGET_OS_OSX -#endif // _WIN32 - if (!loaded) { - SSL_CTX_set_default_verify_paths(ctx_); - } - } - }); - - return ret; -} - -inline bool SSLClient::initialize_ssl(Socket &socket, Error &error) { - auto ssl = detail::ssl_new( - socket.sock, - ctx_, - ctx_mutex_, - [&](SSL *ssl2) { - if (server_certificate_verification_) { - if (!load_certs()) { - error = Error::SSLLoadingCerts; - return false; - } - SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); - } - - if (!detail::ssl_connect_or_accept_nonblocking(socket.sock, - ssl2, - SSL_connect, - connection_timeout_sec_, - connection_timeout_usec_)) { - error = Error::SSLConnection; - return false; - } - - if (server_certificate_verification_) { - verify_result_ = SSL_get_verify_result(ssl2); - - if (verify_result_ != X509_V_OK) { - error = Error::SSLServerVerification; - return false; - } - - auto server_cert = SSL_get1_peer_certificate(ssl2); - - if (server_cert == nullptr) { - error = Error::SSLServerVerification; - return false; - } - - if (!verify_host(server_cert)) { - X509_free(server_cert); - error = Error::SSLServerVerification; - return false; - } - X509_free(server_cert); - } - - return true; - }, - [&](SSL *ssl2) { - // NOTE: With -Wold-style-cast, this can produce a warning, since - // SSL_set_tlsext_host_name is a macro (in OpenSSL), which contains - // an old style cast. Short of doing compiler specific pragma's - // here, we can't get rid of this warning. :'( - SSL_set_tlsext_host_name(ssl2, host_.c_str()); - return true; - }); - - if (ssl) { - socket.ssl = ssl; - return true; - } - - shutdown_socket(socket); - close_socket(socket); - return false; -} - -inline void SSLClient::shutdown_ssl(Socket &socket, bool shutdown_gracefully) { - shutdown_ssl_impl(socket, shutdown_gracefully); -} - -inline void SSLClient::shutdown_ssl_impl(Socket &socket, bool shutdown_gracefully) { - if (socket.sock == INVALID_SOCKET) { - assert(socket.ssl == nullptr); - return; - } - if (socket.ssl) { - detail::ssl_delete(ctx_mutex_, socket.ssl, shutdown_gracefully); - socket.ssl = nullptr; - } - assert(socket.ssl == nullptr); -} - -inline bool SSLClient::process_socket(const Socket &socket, std::function callback) { - assert(socket.ssl); - return detail::process_client_socket_ssl(socket.ssl, - socket.sock, - read_timeout_sec_, - read_timeout_usec_, - write_timeout_sec_, - write_timeout_usec_, - std::move(callback)); -} - -inline bool SSLClient::is_ssl() const { - return true; -} - -inline bool SSLClient::verify_host(X509 *server_cert) const { - /* Quote from RFC2818 section 3.1 "Server Identity" - - If a subjectAltName extension of type dNSName is present, that MUST - be used as the identity. Otherwise, the (most specific) Common Name - field in the Subject field of the certificate MUST be used. Although - the use of the Common Name is existing practice, it is deprecated and - Certification Authorities are encouraged to use the dNSName instead. - - Matching is performed using the matching rules specified by - [RFC2459]. If more than one identity of a given type is present in - the certificate (e.g., more than one dNSName name, a match in any one - of the set is considered acceptable.) Names may contain the wildcard - character * which is considered to match any single domain name - component or component fragment. E.g., *.a.com matches foo.a.com but - not bar.foo.a.com. f*.com matches foo.com but not bar.com. - - In some cases, the URI is specified as an IP address rather than a - hostname. In this case, the iPAddress subjectAltName must be present - in the certificate and must exactly match the IP in the URI. - - */ - return verify_host_with_subject_alt_name(server_cert) || verify_host_with_common_name(server_cert); -} - -inline bool SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { - auto ret = false; - - auto type = GEN_DNS; - - struct in6_addr addr6; - struct in_addr addr; - size_t addr_len = 0; - -#ifndef __MINGW32__ - if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { - type = GEN_IPADD; - addr_len = sizeof(struct in6_addr); - } else if (inet_pton(AF_INET, host_.c_str(), &addr)) { - type = GEN_IPADD; - addr_len = sizeof(struct in_addr); - } -#endif - - auto alt_names = static_cast( - X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); - - if (alt_names) { - auto dsn_matched = false; - auto ip_matched = false; - - auto count = sk_GENERAL_NAME_num(alt_names); - - for (decltype(count) i = 0; i < count && !dsn_matched; i++) { - auto val = sk_GENERAL_NAME_value(alt_names, i); - if (val->type == type) { - auto name = reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); - auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); - - switch (type) { - case GEN_DNS: - dsn_matched = check_host_name(name, name_len); - break; - - case GEN_IPADD: - if (!memcmp(&addr6, name, addr_len) || !memcmp(&addr, name, addr_len)) { - ip_matched = true; - } - break; - } - } - } - - if (dsn_matched || ip_matched) { - ret = true; - } - } - - GENERAL_NAMES_free( - const_cast(reinterpret_cast(alt_names))); - return ret; -} - -inline bool SSLClient::verify_host_with_common_name(X509 *server_cert) const { - const auto subject_name = X509_get_subject_name(server_cert); - - if (subject_name != nullptr) { - char name[BUFSIZ]; - auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, name, sizeof(name)); - - if (name_len != -1) { - return check_host_name(name, static_cast(name_len)); - } - } - - return false; -} - -inline bool SSLClient::check_host_name(const char *pattern, size_t pattern_len) const { - if (host_.size() == pattern_len && host_ == pattern) { - return true; - } - - // Wildcard match - // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 - std::vector pattern_components; - detail::split(&pattern[0], &pattern[pattern_len], '.', [&](const char *b, const char *e) { - pattern_components.emplace_back(std::string(b, e)); - }); - - if (host_components_.size() != pattern_components.size()) { - return false; - } - - auto itr = pattern_components.begin(); - for (const auto &h : host_components_) { - auto &p = *itr; - if (p != h && p != "*") { - auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && !p.compare(0, p.size() - 1, h)); - if (!partial_match) { - return false; - } - } - ++itr; - } - - return true; -} -#endif - -// Universal client implementation -inline Client::Client(const std::string &scheme_host_port) : Client(scheme_host_port, std::string(), std::string()) { -} - -inline Client::Client(const std::string &scheme_host_port, - const std::string &client_cert_path, - const std::string &client_key_path) { - const static std::regex re(R"((?:([a-z]+):\/\/)?(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); - - std::smatch m; - if (std::regex_match(scheme_host_port, m, re)) { - auto scheme = m[1].str(); - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (!scheme.empty() && (scheme != "http" && scheme != "https")) { -#else - if (!scheme.empty() && scheme != "http") { -#endif -#ifndef CPPHTTPLIB_NO_EXCEPTIONS - std::string msg = "'" + scheme + "' scheme is not supported."; - throw std::invalid_argument(msg); -#endif - return; - } - - auto is_ssl = scheme == "https"; - - auto host = m[2].str(); - if (host.empty()) { - host = m[3].str(); - } - - auto port_str = m[4].str(); - auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); - - if (is_ssl) { -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - cli_ = detail::make_unique(host, port, client_cert_path, client_key_path); - is_ssl_ = is_ssl; -#endif - } else { - cli_ = detail::make_unique(host, port, client_cert_path, client_key_path); - } - } else { - cli_ = detail::make_unique(scheme_host_port, 80, client_cert_path, client_key_path); - } -} - -inline Client::Client(const std::string &host, int port) : cli_(detail::make_unique(host, port)) { -} - -inline Client::Client(const std::string &host, - int port, - const std::string &client_cert_path, - const std::string &client_key_path) - : cli_(detail::make_unique(host, port, client_cert_path, client_key_path)) { -} - -inline Client::~Client() { -} - -inline bool Client::is_valid() const { - return cli_ != nullptr && cli_->is_valid(); -} - -inline Result Client::Get(const std::string &path) { - return cli_->Get(path); -} - -inline Result Client::Get(const std::string &path, const Headers &headers) { - return cli_->Get(path, headers); -} - -inline Result Client::Get(const std::string &path, Progress progress) { - return cli_->Get(path, std::move(progress)); -} - -inline Result Client::Get(const std::string &path, const Headers &headers, Progress progress) { - return cli_->Get(path, headers, std::move(progress)); -} - -inline Result Client::Get(const std::string &path, ContentReceiver content_receiver) { - return cli_->Get(path, std::move(content_receiver)); -} - -inline Result Client::Get(const std::string &path, const Headers &headers, ContentReceiver content_receiver) { - return cli_->Get(path, headers, std::move(content_receiver)); -} - -inline Result Client::Get(const std::string &path, ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, std::move(content_receiver), std::move(progress)); -} - -inline Result Client::Get(const std::string &path, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return cli_->Get(path, headers, std::move(content_receiver), std::move(progress)); -} - -inline Result Client::Get(const std::string &path, ResponseHandler response_handler, ContentReceiver content_receiver) { - return cli_->Get(path, std::move(response_handler), std::move(content_receiver)); -} - -inline Result Client::Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return cli_->Get(path, headers, std::move(response_handler), std::move(content_receiver)); -} - -inline Result Client::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - return cli_->Get(path, std::move(response_handler), std::move(content_receiver), std::move(progress)); -} - -inline Result Client::Get(const std::string &path, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - return cli_->Get(path, headers, std::move(response_handler), std::move(content_receiver), std::move(progress)); -} - -inline Result Client::Get(const std::string &path, const Params ¶ms, const Headers &headers, Progress progress) { - return cli_->Get(path, params, headers, progress); -} - -inline Result Client::Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return cli_->Get(path, params, headers, content_receiver, progress); -} - -inline Result Client::Get(const std::string &path, - const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - return cli_->Get(path, params, headers, response_handler, content_receiver, progress); -} - -inline Result Client::Head(const std::string &path) { - return cli_->Head(path); -} - -inline Result Client::Head(const std::string &path, const Headers &headers) { - return cli_->Head(path, headers); -} - -inline Result Client::Post(const std::string &path) { - return cli_->Post(path); -} - -inline Result Client::Post(const std::string &path, const Headers &headers) { - return cli_->Post(path, headers); -} - -inline Result Client::Post(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Post(path, body, content_length, content_type); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Post(path, headers, body, content_length, content_type); -} - -inline Result Client::Post(const std::string &path, const std::string &body, const std::string &content_type) { - return cli_->Post(path, body, content_type); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Post(path, headers, body, content_type); -} - -inline Result Client::Post(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Post(path, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Post(path, std::move(content_provider), content_type); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Post(path, headers, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Post(path, headers, std::move(content_provider), content_type); -} - -inline Result Client::Post(const std::string &path, const Params ¶ms) { - return cli_->Post(path, params); -} - -inline Result Client::Post(const std::string &path, const Headers &headers, const Params ¶ms) { - return cli_->Post(path, headers, params); -} - -inline Result Client::Post(const std::string &path, const MultipartFormDataItems &items) { - return cli_->Post(path, items); -} - -inline Result Client::Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items) { - return cli_->Post(path, headers, items); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - return cli_->Post(path, headers, items, boundary); -} - -inline Result Client::Post(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - return cli_->Post(path, headers, items, provider_items); -} - -inline Result Client::Put(const std::string &path) { - return cli_->Put(path); -} - -inline Result Client::Put(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Put(path, body, content_length, content_type); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Put(path, headers, body, content_length, content_type); -} - -inline Result Client::Put(const std::string &path, const std::string &body, const std::string &content_type) { - return cli_->Put(path, body, content_type); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Put(path, headers, body, content_type); -} - -inline Result Client::Put(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Put(path, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Put(path, std::move(content_provider), content_type); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Put(path, headers, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Put(path, headers, std::move(content_provider), content_type); -} - -inline Result Client::Put(const std::string &path, const Params ¶ms) { - return cli_->Put(path, params); -} - -inline Result Client::Put(const std::string &path, const Headers &headers, const Params ¶ms) { - return cli_->Put(path, headers, params); -} - -inline Result Client::Put(const std::string &path, const MultipartFormDataItems &items) { - return cli_->Put(path, items); -} - -inline Result Client::Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items) { - return cli_->Put(path, headers, items); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - return cli_->Put(path, headers, items, boundary); -} - -inline Result Client::Put(const std::string &path, - const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - return cli_->Put(path, headers, items, provider_items); -} - -inline Result Client::Patch(const std::string &path) { - return cli_->Patch(path); -} - -inline Result Client::Patch(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Patch(path, body, content_length, content_type); -} - -inline Result Client::Patch(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Patch(path, headers, body, content_length, content_type); -} - -inline Result Client::Patch(const std::string &path, const std::string &body, const std::string &content_type) { - return cli_->Patch(path, body, content_type); -} - -inline Result Client::Patch(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Patch(path, headers, body, content_type); -} - -inline Result Client::Patch(const std::string &path, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Patch(path, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Patch(path, std::move(content_provider), content_type); -} - -inline Result Client::Patch(const std::string &path, - const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Patch(path, headers, content_length, std::move(content_provider), content_type); -} - -inline Result Client::Patch(const std::string &path, - const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Patch(path, headers, std::move(content_provider), content_type); -} - -inline Result Client::Delete(const std::string &path) { - return cli_->Delete(path); -} - -inline Result Client::Delete(const std::string &path, const Headers &headers) { - return cli_->Delete(path, headers); -} - -inline Result Client::Delete(const std::string &path, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Delete(path, body, content_length, content_type); -} - -inline Result Client::Delete(const std::string &path, - const Headers &headers, - const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Delete(path, headers, body, content_length, content_type); -} - -inline Result Client::Delete(const std::string &path, const std::string &body, const std::string &content_type) { - return cli_->Delete(path, body, content_type); -} - -inline Result Client::Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Delete(path, headers, body, content_type); -} - -inline Result Client::Options(const std::string &path) { - return cli_->Options(path); -} - -inline Result Client::Options(const std::string &path, const Headers &headers) { - return cli_->Options(path, headers); -} - -inline bool Client::send(Request &req, Response &res, Error &error) { - return cli_->send(req, res, error); -} - -inline Result Client::send(const Request &req) { - return cli_->send(req); -} - -inline void Client::stop() { - cli_->stop(); -} - -inline std::string Client::host() const { - return cli_->host(); -} - -inline int Client::port() const { - return cli_->port(); -} - -inline size_t Client::is_socket_open() const { - return cli_->is_socket_open(); -} - -inline socket_t Client::socket() const { - return cli_->socket(); -} - -inline void Client::set_hostname_addr_map(std::map addr_map) { - cli_->set_hostname_addr_map(std::move(addr_map)); -} - -inline void Client::set_default_headers(Headers headers) { - cli_->set_default_headers(std::move(headers)); -} - -inline void Client::set_address_family(int family) { - cli_->set_address_family(family); -} - -inline void Client::set_tcp_nodelay(bool on) { - cli_->set_tcp_nodelay(on); -} - -inline void Client::set_socket_options(SocketOptions socket_options) { - cli_->set_socket_options(std::move(socket_options)); -} - -inline void Client::set_connection_timeout(time_t sec, time_t usec) { - cli_->set_connection_timeout(sec, usec); -} - -inline void Client::set_read_timeout(time_t sec, time_t usec) { - cli_->set_read_timeout(sec, usec); -} - -inline void Client::set_write_timeout(time_t sec, time_t usec) { - cli_->set_write_timeout(sec, usec); -} - -inline void Client::set_basic_auth(const std::string &username, const std::string &password) { - cli_->set_basic_auth(username, password); -} - -inline void Client::set_bearer_token_auth(const std::string &token) { - cli_->set_bearer_token_auth(token); -} -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_digest_auth(const std::string &username, const std::string &password) { - cli_->set_digest_auth(username, password); -} -#endif - -inline void Client::set_keep_alive(bool on) { - cli_->set_keep_alive(on); -} - -inline void Client::set_follow_location(bool on) { - cli_->set_follow_location(on); -} - -inline void Client::set_url_encode(bool on) { - cli_->set_url_encode(on); -} - -inline void Client::set_compress(bool on) { - cli_->set_compress(on); -} - -inline void Client::set_decompress(bool on) { - cli_->set_decompress(on); -} - -inline void Client::set_interface(const std::string &intf) { - cli_->set_interface(intf); -} - -inline void Client::set_proxy(const std::string &host, int port) { - cli_->set_proxy(host, port); -} - -inline void Client::set_post_connect_cb(detail::POSTSOCKETCONNECTCB cb) { - cli_->set_post_connect_callback(cb); -} - -inline void Client::set_proxy_basic_auth(const std::string &username, const std::string &password) { - cli_->set_proxy_basic_auth(username, password); -} - -inline void Client::set_proxy_bearer_token_auth(const std::string &token) { - cli_->set_proxy_bearer_token_auth(token); -} -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_proxy_digest_auth(const std::string &username, const std::string &password) { - cli_->set_proxy_digest_auth(username, password); -} -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::enable_server_certificate_verification(bool enabled) { - cli_->enable_server_certificate_verification(enabled); -} -#endif - -inline void Client::set_logger(Logger logger) { - cli_->set_logger(std::move(logger)); -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_ca_cert_path(const std::string &ca_cert_file_path, const std::string &ca_cert_dir_path) { - cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); -} - -inline void Client::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (is_ssl_) { - static_cast(*cli_).set_ca_cert_store(ca_cert_store); - } else { - cli_->set_ca_cert_store(ca_cert_store); - } -} - -inline void Client::load_ca_cert_store(const char *ca_cert, std::size_t size) { - set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); -} - -inline long Client::get_openssl_verify_result() const { - if (is_ssl_) { - return static_cast(*cli_).get_openssl_verify_result(); - } - return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? -} - -inline SSL_CTX *Client::ssl_context() const { - if (is_ssl_) { - return static_cast(*cli_).ssl_context(); - } - return nullptr; -} -#endif - -// ---------------------------------------------------------------------------- - -} // namespace httplib - -#if defined(_WIN32) && defined(CPPHTTPLIB_USE_POLL) -#undef poll -#endif - -#endif // CPPHTTPLIB_HTTPLIB_H \ No newline at end of file diff --git a/app/src/main/cpp/include/sccproxy.h b/app/src/main/cpp/include/sccproxy.h index d05b75d..d677299 100644 --- a/app/src/main/cpp/include/sccproxy.h +++ b/app/src/main/cpp/include/sccproxy.h @@ -38,11 +38,16 @@ extern "C" { int init_scgproxy_service(const char *pSCGIpAddr, int scgPort); /** - * @brief 启动远程隧道服务端 + * @brief 连接到远程虚拟机 * @param[in] vmId 云电脑虚拟机 VMID + */ +void remote_connect_vm_service(int vmId); + +/** + * @brief 启动远程隧道服务端 * @return 函数执行结果 0: 成功， 小于0 失败 @see USER_ERRNO */ -int remote_tunnel_service_start(int vmId); +int remote_tunnel_service_start(); /** * @brief 停止远程隧道服务端 diff --git a/app/src/main/cpp/native-lib.cpp b/app/src/main/cpp/native-lib.cpp index 66195b0..58897c6 100644 --- a/app/src/main/cpp/native-lib.cpp +++ b/app/src/main/cpp/native-lib.cpp @@ -4,17 +4,51 @@ #include "sccproxy.h" #include "log.h" #include "usrerr.h" +#include "./scg/jwae.h" +#ifdef SCG_ON +static void connect_scg_server() { + +//1、设置token + jwae_set_token("token1234"); + +//2、init scg服务 + StartConfig start_config; + start_config.mode = 2; //0:tcp 1:udp 2:tcp and udp + + start_config.server_ip = "112.17.28.215"; + start_config.client_ip = "127.0.0.1"; + start_config.path = "/sdcard/"; + + start_config.auth_type = 2; + start_config.server_port = 10800; + start_config.client_port = 10800; + start_config.encrypt = 0; + int ret = jwae_start(&start_config); + + ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "connect_scg_server: %d\n", ret); +} +#endif extern "C" JNIEXPORT jstring JNICALL Java_com_example_sccproxy_MainActivity_stringFromJNI( JNIEnv *env, jobject /* this */) { int ret; - int vmId = 123; + int vmId = 61; char svrTunnelNetwork[256]; unsigned short tunnelProxyPort = 0; std::string hello = "Hello from C++"; + +#ifdef SCG_ON + connect_scg_server(); +#endif + +// struct http_response *hresp = http_get("http://xajhuang.com:32400", "User-agent:MyUserAgent\r\n"); +// +// if(hresp == nullptr) { +// ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "http_get error\n"); +// } //----------------------------------------------------------------------- // 系统初始化， 程序启动时调用一次 //----------------------------------------------------------------------- @@ -38,9 +72,13 @@ Java_com_example_sccproxy_MainActivity_stringFromJNI( goto error; } +#if 1 //----------------------------------------------------------------------- // 隧道控制，每次启动/停止 SCC 服务时调用 //----------------------------------------------------------------------- + // SCC Service Step 0. 设置客户端 SCC 服务需要连接虚拟机 + remote_connect_vm_service(vmId); + // SCC Service Step 1. 客户端获取隧道配置并连接到虚拟机后，首先要对虚拟机里面的隧道进行配置 /** { @@ -90,7 +128,7 @@ Java_com_example_sccproxy_MainActivity_stringFromJNI( */ // SCC Service Step 3. 启动虚拟机内服务端隧道 - ret = remote_tunnel_service_start(vmId); + ret = remote_tunnel_service_start(); if (ret == ERR_SUCCESS) { ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "remote_tunnel_service_start: SUCCESSED, Current Connect VMID: %d\n", vmId); } else { @@ -134,7 +172,7 @@ Java_com_example_sccproxy_MainActivity_stringFromJNI( // UnInit step 4. 停止客户端 Wireguard 隧道 UDP 代理服务 stop_wireguard_proxy_server(); - -error: +#endif + error: return env->NewStringUTF(hello.c_str()); } \ No newline at end of file diff --git a/app/src/main/cpp/scg/config.json b/app/src/main/cpp/scg/config.json new file mode 100644 index 0000000..95944a1 --- /dev/null +++ b/app/src/main/cpp/scg/config.json @@ -0,0 +1,80 @@ +{ + "ver": "0.3.2", + "log": { + "level": "info" + }, + "monitor_server": { + "addr": "127.0.0.1", + "port": 12000 + }, + "local_setting": { + "spec": { + "max_rule_cache_size": 10000, + "max_tcp_session_size": 10000, + "max_udp_session_size": 10000 + }, + "connection_pool": { + "connection_pool_size": 1, + "new_connection_period": 10, + "choose_connection_method": "random" + }, + "session": { + "tcp_session_timeout": 259200, + "udp_session_timeout": 259200 + }, + "xe_init": { + "mtu": 1450, + "sender_slidwnd_size": 40000, + "receiver_slidwnd_size": 40000, + "syn_queue_size": 512, + "nodelay": false, + "handshake_timeout": 5, + "retry_handshake_num": 5, + "ack_loop_period": 5000, + "conn_info_loop_period":200000, + "encrypt": false + }, + "keepalive": { + "keepalive_timeout": 30, + "heartbeat_period": 6 + }, + "drc": { + "drc_enable": false, + "drc_time_wnd": 100, + "drc_count_max": 10, + "drc_loss_rate": 0.0001 + }, + "rate": { + "cycle": 500, + "loop_period": 200, + "sin_a": 0.96, + "sin_b": 0.53 + }, + "stream_options": [ + { + "port": 0, + "protocol": "tcp", + "ordering": true, + "retransmit": true, + "congestion_ctl": true + }, + { + "port": 0, + "protocol": "udp", + "ordering": false, + "retransmit": true, + "retransmit_timeout": 300, + "congestion_ctl": false + } + ] + }, + "inbounds": [ + { + "tag": "redirect_socket1", + "listening_address": "0.0.0.0", + "listening_port": 10800, + "role": "redirect_socket", + "next": "aac1" + } + ] +} \ No newline at end of file diff --git a/app/src/main/cpp/scg/jwae.h b/app/src/main/cpp/scg/jwae.h new file mode 100644 index 0000000..a8c4871 --- /dev/null +++ b/app/src/main/cpp/scg/jwae.h @@ -0,0 +1,47 @@ +#ifdef __cplusplus +extern "C" { +#endif +#include +#include +#include +#include + +typedef struct StartConfig { + unsigned int mode; + unsigned int auth_type; + const char *server_ip; + unsigned int server_port; + const char *client_ip; + unsigned int client_port; + const char *path; + unsigned int encrypt; +} StartConfig; + +typedef struct ConnInfo { + unsigned long long send_rate; + unsigned long long recv_rate; + unsigned long long rtt_mean; + float loss_rate; +} ConnInfo; + +int jwae_start(struct StartConfig *config); + +int jwae_stop(void); + +void jwae_set_user_passwd(const char *username, const char *password); + +void jwae_set_token(const char *token); + +int jwae_set_log(bool log_conf_flag, + const char *level, + const char *path, + uint64_t size, + uint32_t count); + +int32_t jwae_get_errno(int32_t *errno, char *err_buff, uint32_t buff_len); + +int jwae_get_connection_info(struct ConnInfo *conn_info); +#ifdef __cplusplus +} +#endif + diff --git a/app/src/main/cpp/scg/libjwae.a b/app/src/main/cpp/scg/libjwae.a new file mode 100644 index 0000000..7da3876 Binary files /dev/null and b/app/src/main/cpp/scg/libjwae.a differ diff --git a/app/src/main/cpp/srcs/scc-service.cpp b/app/src/main/cpp/srcs/scc-service.cpp index 3323258..b3b4814 100644 --- a/app/src/main/cpp/srcs/scc-service.cpp +++ b/app/src/main/cpp/srcs/scc-service.cpp @@ -1,20 +1,25 @@ +#include +#include +#include +#include #include "usrerr.h" -#include "httplib.h" #include "log.h" #include "sccproxy.h" #include "ipcalc.h" #include "scg-service.h" #include "../cJSON/cJSON.h" +#include "../http/http-client.h" #define SET_CLIENTCFG_PATH ("/tunnel/setconfig") #define SET_CLIENTSTART_TUNNEL ("/tunnel/start") typedef struct { - char scgProxyIpAddr[MAX_PATH]; - int scgProxyPort; - int curConnVmId; - int isEnable; - httplib::Client *g_tunCtrlCtx; + char scgProxyUrl[MAX_PATH]; + char scgProxyIpAddr[MAX_PATH]; + int scgProxyPort; + int curConnVmId; + int isEnable; + //httplib::Client *g_tunCtrlCtx; } SCGPROXY_CONFIG, *PSCGPROXY_CONFIG; static SCGPROXY_CONFIG g_scgProxyCfg; @@ -40,7 +45,6 @@ unsigned short get_scg_proxy_port() { int init_scgproxy_service(const char *pSCGIpAddr, int scgPort) { IP_INFO ipInfo; int ret; - char scgProxyUrl[MAX_PATH * 4]; memset(&g_scgProxyCfg, 0, sizeof(SCGPROXY_CONFIG)); @@ -54,29 +58,36 @@ int init_scgproxy_service(const char *pSCGIpAddr, int scgPort) { return -ERR_INPUT_PARAMS; } - ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "Enable SCG Proxy: %s:%d, Tunnel Control VMID = %d, Tunnel Data VMID = %d \n", + ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "Enable SCG Proxy: %s:%d, Tunnel Control APPID = %d, Tunnel Data APPID = %d \n", pSCGIpAddr, scgPort, WG_CTRL_SCG_ID, WG_TUNNEL_SCG_ID); if ((ret = get_ipv4_info_from_hostname(pSCGIpAddr, &ipInfo)) != ERR_SUCCESS) { ANDROID_LOG(ANDROID_LOG_WARN, "SCGPROXY", "get_ipv4_info_from_hostname error: %d\n", ret); return ret; } - +#if 0 + httplib::Client* cli = new httplib::Client("http://xajhuang.com:32400"); + auto res = cli->Get("/"); + ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "GET: %d\n", res->status); +#endif strncpy(g_scgProxyCfg.scgProxyIpAddr, ipInfo.hostip, MAX_PATH); g_scgProxyCfg.scgProxyPort = scgPort; - memset(scgProxyUrl, 0, MAX_PATH * 4); - snprintf(scgProxyUrl, MAX_PATH * 4 - 1, "http://%s:%d", g_scgProxyCfg.scgProxyIpAddr, g_scgProxyCfg.scgProxyPort); - g_scgProxyCfg.g_tunCtrlCtx = new httplib::Client(scgProxyUrl); + memset(g_scgProxyCfg.scgProxyUrl, 0, MAX_PATH); + snprintf(g_scgProxyCfg.scgProxyUrl, MAX_PATH, "http://%s:%d", g_scgProxyCfg.scgProxyIpAddr, g_scgProxyCfg.scgProxyPort); + ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "SCC Service Redirect To SCG Proxy Service: %s\n", g_scgProxyCfg.scgProxyUrl); + +#if 0 + g_scgProxyCfg.g_tunCtrlCtx = new httplib::Client(scgProxyUrl); if (g_scgProxyCfg.g_tunCtrlCtx == nullptr) { ANDROID_LOG(ANDROID_LOG_WARN, "SCGPROXY", "Create HTTP Proxy error: %s\n", scgProxyUrl); return -ERR_SYSTEM_UNINITIALIZE; } else { - g_scgProxyCfg.g_tunCtrlCtx->set_connection_timeout(0, 1000000); // 1 second + g_scgProxyCfg.g_tunCtrlCtx->set_connection_timeout(5, 1000000); // 1 second g_scgProxyCfg.g_tunCtrlCtx->set_read_timeout(5, 0); // 5 seconds g_scgProxyCfg.g_tunCtrlCtx->set_write_timeout(5, 0); // 5 seconds - g_scgProxyCfg.g_tunCtrlCtx->set_keep_alive(true); + //g_scgProxyCfg.g_tunCtrlCtx->set_keep_alive(false); g_scgProxyCfg.g_tunCtrlCtx->set_post_connect_cb([](socket_t sock) { int ret; unsigned char vmid[4]; @@ -113,13 +124,20 @@ int init_scgproxy_service(const char *pSCGIpAddr, int scgPort) { g_scgProxyCfg.curConnVmId, WG_CTRL_SCG_ID, sock); }); } - +#endif g_scgProxyCfg.isEnable = true; return ERR_SUCCESS; } static int remote_tunnel_service_control(int vmId, bool start) { + char *pJsonString; + cJSON *pRoot; + cJSON *pMsgContent; + cJSON *rspCode; + char url[1024]; + char *pSvrResp; + if (vmId < 0) { ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Input pSCGIpAddr params error: %d\n", vmId); return -ERR_INPUT_PARAMS; @@ -130,95 +148,79 @@ static int remote_tunnel_service_control(int vmId, bool start) { return -ERR_SYSTEM_UNINITIALIZE; } - if (g_scgProxyCfg.g_tunCtrlCtx == nullptr) { - ANDROID_LOG(ANDROID_LOG_WARN, "SCGPROXY", "Server Control Service don't connected(g_tunnelHttpCtx is not initialize)."); - return -ERR_SYSTEM_UNINITIALIZE; - } else { - char *pJsonString; - cJSON *pRoot; - cJSON *pMsgContent; - cJSON *rspCode; - httplib::Result res; + g_scgProxyCfg.curConnVmId = vmId; - g_scgProxyCfg.curConnVmId = vmId; + pRoot = cJSON_CreateObject(); - pRoot = cJSON_CreateObject(); - - if (pRoot == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Create JSON Error.\n"); - return -ERR_JSON_CREATE; - } - - cJSON_AddNumberToObject(pRoot, "ver", 1); - cJSON_AddNumberToObject(pRoot, "cryptoType", 0); - cJSON_AddNumberToObject(pRoot, "timeStamp", time(nullptr)); - - pMsgContent = cJSON_CreateObject(); - if (pMsgContent == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Create JSON Error.\n"); - cJSON_Delete(pRoot); - return -ERR_JSON_CREATE; - } - - cJSON_AddItemToObject(pRoot, "msgContent", pMsgContent); - cJSON_AddBoolToObject(pMsgContent, "isStart", start); - - pJsonString = cJSON_PrintUnformatted(pRoot); - cJSON_Delete(pRoot); - - res = g_scgProxyCfg.g_tunCtrlCtx->Post(SET_CLIENTSTART_TUNNEL, pJsonString, "application/json"); - - if (res.error() != httplib::Error::Success) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s error: %s\n", SET_CLIENTSTART_TUNNEL, pJsonString, - httplib::to_string(res.error()).c_str()); - free(pJsonString); - return -ERR_HTTP_POST_DATA; - } - - if (res->status != 200) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s server return HTTP error: %d\n", SET_CLIENTSTART_TUNNEL, - pJsonString, - res->status); - free(pJsonString); - return -ERR_HTTP_SERVER_RSP; - } - - ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "+++++ Http Request %s\n---- Http Response %s\n", pJsonString, res->body.c_str()); - - free(pJsonString); - - if (strlen(res->body.c_str()) == 0) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Server response empty message.\n"); - return -ERR_READ_FILE; - } - - pRoot = cJSON_Parse(res->body.c_str()); - - if (pRoot == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode JSON %s Error.\n", res->body.c_str()); - return -ERR_JSON_DECODE; - } - - pMsgContent = cJSON_GetObjectItem(pRoot, "msgContent"); - - if (pMsgContent == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent) JSON %s Error.\n", res->body.c_str()); - cJSON_Delete(pRoot); - return -ERR_JSON_DECODE; - } - - rspCode = cJSON_GetObjectItem(pMsgContent, "errCode"); - - if (rspCode == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.rspCode) JSON %s Error.\n", res->body.c_str()); - cJSON_Delete(pRoot); - return -ERR_JSON_DECODE; - } - - cJSON_Delete(pRoot); - - return rspCode->valueint; + if (pRoot == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Create JSON Error.\n"); + return -ERR_JSON_CREATE; } + + cJSON_AddNumberToObject(pRoot, "ver", 1); + cJSON_AddNumberToObject(pRoot, "cryptoType", 0); + cJSON_AddNumberToObject(pRoot, "timeStamp", time(nullptr)); + + pMsgContent = cJSON_CreateObject(); + if (pMsgContent == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Create JSON Error.\n"); + cJSON_Delete(pRoot); + return -ERR_JSON_CREATE; + } + + cJSON_AddItemToObject(pRoot, "msgContent", pMsgContent); + cJSON_AddBoolToObject(pMsgContent, "isStart", start); + + pJsonString = cJSON_PrintUnformatted(pRoot); + cJSON_Delete(pRoot); + + memset(url, 0, 1024); + snprintf(url, 1024, "%s%s", g_scgProxyCfg.scgProxyUrl, SET_CLIENTSTART_TUNNEL); + pSvrResp = http_post(url, pJsonString); + +// res = g_scgProxyCfg.g_tunCtrlCtx->Post(SET_CLIENTSTART_TUNNEL, pJsonString, "application/json"); + + if (pSvrResp == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s error\n", SET_CLIENTSTART_TUNNEL, pJsonString); + free(pJsonString); + return -ERR_HTTP_POST_DATA; + } + + ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "+++++ Http Request %s\n---- Http Response %s\n", pJsonString, pSvrResp); + + free(pJsonString); + + if (strlen(pSvrResp) == 0) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Server response empty message.\n"); + return -ERR_READ_FILE; + } + + pRoot = cJSON_Parse(pSvrResp); + + if (pRoot == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode JSON %s Error.\n", pSvrResp); + return -ERR_JSON_DECODE; + } + + pMsgContent = cJSON_GetObjectItem(pRoot, "msgContent"); + + if (pMsgContent == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent) JSON %s Error.\n", pSvrResp); + cJSON_Delete(pRoot); + return -ERR_JSON_DECODE; + } + + rspCode = cJSON_GetObjectItem(pMsgContent, "errCode"); + + if (rspCode == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.rspCode) JSON %s Error.\n", pSvrResp); + cJSON_Delete(pRoot); + return -ERR_JSON_DECODE; + } + + cJSON_Delete(pRoot); + + return rspCode->valueint; } /** @@ -231,11 +233,19 @@ int remote_tunnel_service_stop() { /** * @brief 启动远程隧道服务端 - * @param[in] vmId 云电脑虚拟机 VMID * @return 函数执行结果 0: 成功， 小于0 失败 @see USER_ERRNO */ -int remote_tunnel_service_start(int vmId) { - return remote_tunnel_service_control(vmId, true); +int remote_tunnel_service_start() { + return remote_tunnel_service_control(g_scgProxyCfg.curConnVmId, true); +} + +/** + * @brief 连接到远程虚拟机 + * @param[in] vmId 云电脑虚拟机 VMID + */ +void remote_connect_vm_service(int vmId) { + g_scgProxyCfg.curConnVmId = vmId; + ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "Current Connect VM Id: %d\n", vmId); } /** @@ -252,7 +262,8 @@ int remote_tunnel_set_params(const char *pCliPubKey, const char *pCliNetwork, co cJSON *pMsgContent; cJSON *pRspCode; cJSON *pSvrNet; - httplib::Result res; + char url[1024]; + char *pSvrResp; if (pCliPubKey == nullptr || strlen(pCliPubKey) == 0) { ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Input pCliPubKey params error: %s\n", pCliPubKey ? pCliPubKey : "NULL String"); @@ -265,7 +276,8 @@ int remote_tunnel_set_params(const char *pCliPubKey, const char *pCliNetwork, co } if (pCliTunNetwork == nullptr || strlen(pCliTunNetwork) == 0) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Input pCliTunNetwork params error: %s\n", pCliTunNetwork ? pCliTunNetwork : "NULL String"); + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Input pCliTunNetwork params error: %s\n", + pCliTunNetwork ? pCliTunNetwork : "NULL String"); return -ERR_INPUT_PARAMS; } @@ -309,42 +321,50 @@ int remote_tunnel_set_params(const char *pCliPubKey, const char *pCliNetwork, co pJsonString = cJSON_PrintUnformatted(pRoot); cJSON_Delete(pRoot); - res = g_scgProxyCfg.g_tunCtrlCtx->Post(SET_CLIENTCFG_PATH, pJsonString, "application/json"); + memset(url, 0, 1024); + snprintf(url, 1024, "%s%s", g_scgProxyCfg.scgProxyUrl, SET_CLIENTCFG_PATH); + pSvrResp = http_post(url, pJsonString); - if (res.error() != httplib::Error::Success) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s error: %s\n", SET_CLIENTCFG_PATH, pJsonString, - httplib::to_string(res.error()).c_str()); +#if 0 + memset(url, 0, 1024); + //sprintf(url, "%s", g_scgProxyCfg.) + snprintf(url, 1024, "http://%s:%d%s", g_scgProxyCfg.scgProxyIpAddr, g_scgProxyCfg.scgProxyPort, SET_CLIENTCFG_PATH); + char *resp = http_post(url, pJsonString); + + if (resp == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s recv NULL\n", SET_CLIENTCFG_PATH, pJsonString); + return ERR_HTTP_POST_DATA; + } else { + ANDROID_LOG(ANDROID_LOG_INFO, "SCGPROXY", "[%s]:Post Data %s recv: %s\n", SET_CLIENTCFG_PATH, pJsonString, resp); + return ERR_HTTP_POST_DATA; + } + res = g_scgProxyCfg.g_tunCtrlCtx->Post(SET_CLIENTCFG_PATH, pJsonString, "application/json"); +#endif + if (pSvrResp == nullptr) { + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s error", SET_CLIENTCFG_PATH, pJsonString); free(pJsonString); return -ERR_HTTP_POST_DATA; } - if (res->status != 200) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "[%s]:Post Data %s server return HTTP error: %d\n", SET_CLIENTCFG_PATH, - pJsonString, - res->status); - free(pJsonString); - return -ERR_HTTP_SERVER_RSP; - } - - ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "+++++ Http Request %s\n---- Http Response %s\n", pJsonString, res->body.c_str()); + ANDROID_LOG(ANDROID_LOG_DEBUG, "SCGPROXY", "+++++ Http Request %s\n---- Http Response %s\n", pJsonString, pSvrResp); free(pJsonString); - if (strlen(res->body.c_str()) == 0) { + if (strlen(pSvrResp) == 0) { ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Server response empty message.\n"); return -ERR_READ_FILE; } - pRoot = cJSON_Parse(res->body.c_str()); + pRoot = cJSON_Parse(pSvrResp); if (pRoot == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode JSON %s Error.\n", res->body.c_str()); + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode JSON %s Error.\n", pSvrResp); return -ERR_JSON_DECODE; } pMsgContent = cJSON_GetObjectItem(pRoot, "msgContent"); if (pMsgContent == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent) JSON %s Error.\n", res->body.c_str()); + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent) JSON %s Error.\n", pSvrResp); cJSON_Delete(pRoot); return -ERR_JSON_DECODE; } @@ -352,7 +372,7 @@ int remote_tunnel_set_params(const char *pCliPubKey, const char *pCliNetwork, co pRspCode = cJSON_GetObjectItem(pMsgContent, "errCode"); if (pRspCode == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.pRspCode) JSON %s Error.\n", res->body.c_str()); + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.pRspCode) JSON %s Error.\n", pSvrResp); cJSON_Delete(pRoot); return -ERR_JSON_DECODE; } @@ -365,7 +385,7 @@ int remote_tunnel_set_params(const char *pCliPubKey, const char *pCliNetwork, co pSvrNet = cJSON_GetObjectItem(pMsgContent, "svrNetwork"); if (pSvrNet == nullptr) { - ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.pSvrNet) JSON %s Error.\n", res->body.c_str()); + ANDROID_LOG(ANDROID_LOG_ERROR, "SCGPROXY", "Decode(msgContent.pSvrNet) JSON %s Error.\n", pSvrResp); cJSON_Delete(pRoot); return -ERR_JSON_DECODE; } diff --git a/app/src/main/cpp/srcs/tunnel-proxy.cpp b/app/src/main/cpp/srcs/tunnel-proxy.cpp index d58e10f..9bd796a 100644 --- a/app/src/main/cpp/srcs/tunnel-proxy.cpp +++ b/app/src/main/cpp/srcs/tunnel-proxy.cpp @@ -34,13 +34,11 @@ static SCG_PROXY_INFO g_scgProxyInfo; static int pthread_setcancelstate() { sigset_t newState, old; - int ret; + sigemptyset(&newState); sigaddset(&newState, SIG_CANCEL_SIGNAL); - ret = pthread_sigmask(SIG_BLOCK, &newState, &old); - - return ret; + return pthread_sigmask(SIG_BLOCK, &newState, &old); } /** diff --git a/app/src/main/java/com/example/sccproxy/MainActivity.java b/app/src/main/java/com/example/sccproxy/MainActivity.java index 8e55711..0f7b261 100644 --- a/app/src/main/java/com/example/sccproxy/MainActivity.java +++ b/app/src/main/java/com/example/sccproxy/MainActivity.java @@ -1,14 +1,26 @@ package com.example.sccproxy; +import androidx.annotation.NonNull; +import androidx.annotation.Nullable; import androidx.appcompat.app.AppCompatActivity; +import androidx.core.app.ActivityCompat; +import androidx.core.content.ContextCompat; +import android.content.Intent; +import android.content.pm.PackageManager; +import android.net.Uri; +import android.os.Build; import android.os.Bundle; +import android.os.Environment; +import android.provider.Settings; import android.widget.TextView; - +import android.Manifest; import com.example.sccproxy.databinding.ActivityMainBinding; public class MainActivity extends AppCompatActivity { + private static final int REQUEST_CODE = 1024; + // Used to load the 'sccproxy' library on application startup. static { System.loadLibrary("sccproxy"); @@ -23,11 +35,68 @@ public class MainActivity extends AppCompatActivity { binding = ActivityMainBinding.inflate(getLayoutInflater()); setContentView(binding.getRoot()); + requestPermission(); + // Example of a call to a native method TextView tv = binding.sampleText; tv.setText(stringFromJNI()); } + private void requestPermission() { + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { + // 先判断有没有权限 + if (Environment.isExternalStorageManager()) { + writeFile(); + } else { + Intent intent = new Intent(Settings.ACTION_MANAGE_APP_ALL_FILES_ACCESS_PERMISSION); + intent.setData(Uri.parse("package:" + this.getPackageName())); + startActivityForResult(intent, REQUEST_CODE); + } + } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { + // 先判断有没有权限 + if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED && + ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { + writeFile(); + } else { + ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE}, REQUEST_CODE); + } + } else { + writeFile(); + } + } + + @Override + public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { + super.onRequestPermissionsResult(requestCode, permissions, grantResults); + if (requestCode == REQUEST_CODE) { + if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED && + ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { + writeFile(); + } else { + //ToastUtils.show("存储权限获取失败"); + } + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) { + super.onActivityResult(requestCode, resultCode, data); + if (requestCode == REQUEST_CODE && Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { + if (Environment.isExternalStorageManager()) { + writeFile(); + } else { + //ToastUtils.show("存储权限获取失败"); + } + } + } + + /** + * 模拟文件写入 + */ + private void writeFile() { + //ToastUtils.show("写入文件成功"); + } + /** * A native method that is implemented by the 'sccproxy' native library, * which is packaged with this application.