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OCT 1. 修正一处BASE64解析失败BUG

This commit is contained in:
huangxin 2022-12-05 18:12:09 +08:00
parent ca3002ecfb
commit aa9d2f4bbc
1 changed files with 14 additions and 2 deletions
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16
srcs/libs/crypto/base64.c
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@ -4,6 +4,7 @@
#include <string.h>
#include <openssl/aes.h>
#include <openssl/evp.h>
#include <zlog.h>
#include "crypto.h"
@ -121,12 +122,17 @@ unsigned char *base64_decode(const char *pBase64, unsigned int *pOutSize) {
size = (int)strlen(pBase64);
pDecode = (unsigned char *)malloc(size);
memset(pDecode, 0, size);
#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER < 0x10100000L
EVP_DecodeInit(&ctx);
EVP_DecodeUpdate(&ctx, pDecode, &enSize, (const unsigned char *)pBase64, strlen(pBase64));
#else
EVP_DecodeInit(pCtx);
EVP_DecodeUpdate(pCtx, pDecode, &enSize, (const unsigned char *)pBase64, (int)strlen(pBase64));
if (EVP_DecodeUpdate(pCtx, pDecode, &enSize, (const unsigned char *)pBase64, size) == -1) {
dzlog_error("Decode [%s] error\n", pBase64);
free(pDecode);
return NULL;
}
#endif
if (pOutSize) {
*pOutSize = enSize;
@ -135,8 +141,14 @@ unsigned char *base64_decode(const char *pBase64, unsigned int *pOutSize) {
#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER < 0x10100000L
EVP_DecodeFinal(&ctx, pDecode + enSize, &size);
#else
EVP_DecodeFinal(pCtx, pDecode + enSize, &size);
if (EVP_DecodeFinal(pCtx, pDecode, &enSize) == -1) {
dzlog_error("Finish decode [%s] error\n", pBase64);
free(pDecode);
return NULL;
}
EVP_ENCODE_CTX_free(pCtx);
#endif
return pDecode;
}