diff --git a/Platform/build/user.configm.Makefile b/Platform/build/user.configm.Makefile
index 2fd52fb67..56e28c26c 100755
--- a/Platform/build/user.configm.Makefile
+++ b/Platform/build/user.configm.Makefile
@@ -1,79 +1,83 @@
-# target name, the target name must have the same name of c source file
-TARGET_NAME=configm
-
-# target
-# for linux module driver: KO
-# for application: EXE
-# for dynamic library: DLL
-TARGET_TYPE = EXE
-
-# target object
-# for application: APP
-# for device driver: DRV
-TARGET_OBJ  = APP
-
-# custom install dir
-TARGET_BOX =
-
-#debug mode or release mode
-DEBUG 			= TRUE
-
-PLAT_LINUX		?= TRUE
-PLAT_ARM64		?= TRUE
-
-VPATH = ../user/configm/config-server
-# source code
-
-# set the source file, don't used .o because of ...
-
-COMMON_SRCS = configserver.c \
-	netconfig/parsefile.c netconfig/ifconfig.c netconfig/netmain.c\
-	netconfig/ipconfig/ipconfig.c \
-	netconfig/bridge/brconfig.c netconfig/bridge/brnetlink.c \
-	netconfig/bridge/libbridge/libbridge_if.c netconfig/bridge/libbridge/libbridge_init.c  netconfig/bridge/libbridge/libbridge_devif.c\
-	web_config/config-adm/user_authpara.c \
-	web_config/config-adm/user_authfree.c \
-	web_config/authfree.c web_config/auth_parameters.c\
-    user_manager_config/user_group_config.c user_manager_config/user_account_config.c user_manager_config/usermanager-server/array_index.c \
-	user_manager_config/usermanager-server/user_group.c user_manager_config/usermanager-server/user_mod.c user_manager_config/usermanager-server/user.c \
-	log_config/log_config_console.c log_config/log_config_init.c log_config/log_config_cm.c log_config/log_config_monitor.c log_config/log_config_remote.c log_config/log_config_file.c
-
-# MRS Board Source Files
-PLAT_LINUX_SRCS = $(COMMON_SRCS)
-PLAT_ARM64_SRCS = $(COMMON_SRCS)
-
-COMMOM_CFLAGS = -I../user/configm/config-server/include -I../../Common -I../common/redismq -I../common/database -I../common/configm -I../common/rpc -I../common/rpc/hashtable -I../common/ulog   -I../user/configm/config-server/netconfig/ -I../user/configm/config-server/netconfig/bridge/include
-# gcc CFLAGS
-PLAT_ARM64_CFLAGS := $(COMMOM_CFLAGS)
-PLAT_LINUX_CFLAGS := $(COMMOM_CFLAGS)
-
-PLAT_ARM64_LDFLAGS :=
-PLAT_LINUX_LDFLAGS :=
-
-#gcc libs
-ARM64_LIBS		:= -lopenrpc-arm64 -lnetlinku-arm64 -lredismq-arm64 -lulogapi-arm64 -ldatabase-arm64
-ARM64_LIBS      += -lpthread -lm -lcjson -levent -ljson-c -lhiredis -lodbc -lev -ldl
-
-LINUX_LIBS		:= -lopenrpc-linux -lnetlinku-linux -lredismq-linux -lulogapi-linux -ldatabase-linux
-LINUX_LIBS      += -lpthread -lm -lcjson -levent -ljson-c -lhiredis -lodbc -lev -ldl
-
-
-# this line must be at below of thus, because of...
-include ../../Common/common.Makefile
-
-ifneq ($(MAKECMDGOALS), clean)
-ifneq ($(MAKECMDGOALS), cleanall)
-ifneq ($(notdir $(DEPEND_LIB)), $(wildcard $(DEPEND_LIB)))
-$(shell $(CP) $(DEPEND_LIB) ./)
-endif
-endif
-endif
-
-ifeq ($(MAKECMDGOALS), )
-$(shell find ./ -name "$(TARGET)-*.ko" -delete)
-else
-ifeq ($(MAKECMDGOALS), all)
-$(shell find ./ -name "$(TARGET)-*.ko" -delete)
-endif
-endif
-
+# target name, the target name must have the same name of c source file
+TARGET_NAME=configm
+
+# target
+# for linux module driver: KO
+# for application: EXE
+# for dynamic library: DLL
+TARGET_TYPE = EXE
+
+# target object
+# for application: APP
+# for device driver: DRV
+TARGET_OBJ  = APP
+
+# custom install dir
+TARGET_BOX =
+
+#debug mode or release mode
+DEBUG 			= TRUE
+
+PLAT_LINUX		?= TRUE
+PLAT_ARM64		?= TRUE
+
+VPATH = ../user/configm/config-server
+# source code
+
+# set the source file, don't used .o because of ...
+
+COMMON_SRCS = configserver.c \
+	netconfig/parsefile.c netconfig/ifconfig.c netconfig/netmain.c\
+	netconfig/ipconfig/ipconfig.c \
+	netconfig/bridge/brconfig.c netconfig/bridge/brnetlink.c \
+	netconfig/bridge/libbridge/libbridge_if.c netconfig/bridge/libbridge/libbridge_init.c  netconfig/bridge/libbridge/libbridge_devif.c\
+	web_config/config-adm/user_authpara.c \
+	web_config/config-adm/user_authfree.c \
+	web_config/authfree.c web_config/auth_parameters.c\
+    user_manager_config/user_group_config.c user_manager_config/user_account_config.c user_manager_config/usermanager-server/array_index.c \
+	user_manager_config/usermanager-server/user_group.c user_manager_config/usermanager-server/user_mod.c user_manager_config/usermanager-server/user.c \
+	log_config/log_config_console.c log_config/log_config_init.c log_config/log_config_cm.c log_config/log_config_monitor.c log_config/log_config_remote.c log_config/log_config_file.c \
+	nat_config/natconfig.c
+
+
+# MRS Board Source Files
+PLAT_LINUX_SRCS = $(COMMON_SRCS)
+PLAT_ARM64_SRCS = $(COMMON_SRCS)
+
+
+COMMOM_CFLAGS = -I../user/configm/config-server/include -I../../Common -I../common/redismq -I../common/database -I../common/configm -I../common/rpc -I../common/rpc/hashtable -I../common/ulog   -I../user/configm/config-server/netconfig/ -I../user/configm/config-server/netconfig/bridge/include
+
+# gcc CFLAGS
+PLAT_ARM64_CFLAGS := $(COMMOM_CFLAGS)
+PLAT_LINUX_CFLAGS := $(COMMOM_CFLAGS)
+
+PLAT_ARM64_LDFLAGS :=
+PLAT_LINUX_LDFLAGS :=
+
+#gcc libs
+ARM64_LIBS		:= -lopenrpc-arm64 -lnetlinku-arm64 -lredismq-arm64 -lulogapi-arm64 -ldatabase-arm64
+ARM64_LIBS      += -lpthread -lm -lcjson -levent -ljson-c -lhiredis -lodbc -lev -ldl
+
+LINUX_LIBS		:= -lopenrpc-linux -lnetlinku-linux -lredismq-linux -lulogapi-linux -ldatabase-linux
+LINUX_LIBS      += -lpthread -lm -lcjson -levent -ljson-c -lhiredis -lodbc -lev -ldl
+
+
+# this line must be at below of thus, because of...
+include ../../Common/common.Makefile
+
+ifneq ($(MAKECMDGOALS), clean)
+ifneq ($(MAKECMDGOALS), cleanall)
+ifneq ($(notdir $(DEPEND_LIB)), $(wildcard $(DEPEND_LIB)))
+$(shell $(CP) $(DEPEND_LIB) ./)
+endif
+endif
+endif
+
+ifeq ($(MAKECMDGOALS), )
+$(shell find ./ -name "$(TARGET)-*.ko" -delete)
+else
+ifeq ($(MAKECMDGOALS), all)
+$(shell find ./ -name "$(TARGET)-*.ko" -delete)
+endif
+endif
+
diff --git a/Platform/user/configm/config-server/include/configm.h b/Platform/user/configm/config-server/include/configm.h
index 6d0ce19a0..81bd290eb 100755
--- a/Platform/user/configm/config-server/include/configm.h
+++ b/Platform/user/configm/config-server/include/configm.h
@@ -10,6 +10,8 @@
 #include "log_config.h"
 #include "../web_config/authfree.h"
 #include "../web_config/auth_parameters.h"
+#include "natconfig.h"
+
 
 
 #define CONFIG_INIT_ARRAY \
@@ -162,7 +164,16 @@
         log_file_config_proc,       \
         NULL,                       \
         NULL                        \
-    }\
+    },\
+    {\
+        NAT4_CONFIG,            \
+        CONFIG_FROM_WEB,            \
+        FALSE,                      \
+        nat_config_chk,        \
+        nat_config_proc,       \
+        NULL,                       \
+        nat_config_get_all          \
+    }\    
 }
 
 typedef ret_code (*cm_config_init)();
diff --git a/Platform/user/configm/config-server/include/natconfig.h b/Platform/user/configm/config-server/include/natconfig.h
new file mode 100644
index 000000000..b434971cc
--- /dev/null
+++ b/Platform/user/configm/config-server/include/natconfig.h
@@ -0,0 +1,23 @@
+#ifndef _NAT_CONFIG_H
+#define _NAT_CONFIG_H
+
+#include <stdio.h>
+
+#include "rpc_types.h"
+#include "rpc_common.h"
+
+ret_code nat_config_chk(uint source, uint *config_type,
+                        pointer input, int *input_len,
+                        pointer output, int *output_len);
+
+ret_code nat_config_proc(uint source, uint config_type,
+                        pointer input, int input_len,
+                        pointer output, int *output_len);
+
+ret_code nat_config_get(uint source, 
+                       pointer input, int input_len,
+                       pointer output, int *output_len);
+
+ret_code nat_config_get_all(uint source, pointer output, int *output_len);
+                       
+#endif
\ No newline at end of file
diff --git a/Platform/user/configm/config-server/nat_config/0x0000000800000001 b/Platform/user/configm/config-server/nat_config/0x0000000800000001
new file mode 100644
index 000000000..9aa3baa12
--- /dev/null
+++ b/Platform/user/configm/config-server/nat_config/0x0000000800000001
@@ -0,0 +1 @@
+{"config_type":1,"-t":"nat","action":"-A","chain":"POSTROUTING","-i":"ens33","-s":"192.168.12.12","-j":"DNAT","--to-destionation":"172.18.2.72"}
\ No newline at end of file
diff --git a/Platform/user/configm/config-server/nat_config/natconfig.c b/Platform/user/configm/config-server/nat_config/natconfig.c
index b6ba11db0..784853031 100644
--- a/Platform/user/configm/config-server/nat_config/natconfig.c
+++ b/Platform/user/configm/config-server/nat_config/natconfig.c
@@ -1,610 +1,40 @@
-#include "configm.h"
-#include "ipconfig.h"
-#include "rpc.h"
-#include "parsefile.h"
-
-uchar ip_masklen(struct in_addr netmask)
-{
-	uint tmp = ~ntohl(netmask.s_addr);
-	if (tmp)
-		/* clz: count leading zeroes. sadly, the behaviour of this
-		 * builtin
-		 * is undefined for a 0 argument, even though most CPUs give 32
-		 */
-		return __builtin_clz(tmp);
-	else
-		return 32;
-}
-
-
-/* Convert masklen into IP address's netmask (network byte order). */
-void masklen2ip(const int masklen, struct in_addr *netmask)
-{
-    if(masklen < 0 || masklen > IPV4_MAX_BITLEN)
-    {
-        return;
-    }
-
-	/* left shift is only defined for less than the size of the type.
-	 * we unconditionally use long long in case the target platform
-	 * has defined behaviour for << 32 (or has a 64-bit left shift) */
-
-	if (sizeof(unsigned long long) > 4)
-		netmask->s_addr = htonl(0xffffffffULL << (32 - masklen));
-	else
-		netmask->s_addr =
-			htonl(masklen ? 0xffffffffU << (32 - masklen) : 0);
-}
-
-void ip_save_file(ip_config_t *ip_conf, uint config_type)
-{
-    char *addr_name = "address";
-    char *mask_name = "netmask";
-    struct in_addr netmask;
-    char addr_buff[IF_BUFF_LEN] = {0};
-    char mask_buff[IF_BUFF_LEN] = {0};
-
-    if(config_type == CM_CONFIG_SET)
-    {   
-        sprintf(addr_buff, "address %s\n", inet_ntoa(ip_conf->prefix));
-        masklen2ip(ip_conf->prefixlen, &netmask);
-        sprintf(mask_buff, "netmask %s\n", inet_ntoa(netmask));
-        rpc_log_info("%s %s",addr_buff, mask_buff);
-        
-        ip_conf_file_set(ip_conf->ifname, addr_name, addr_buff);
-        ip_conf_file_set(ip_conf->ifname, mask_name, mask_buff);
-    }
-    else if(config_type == CM_CONFIG_DEL)
-    {
-        ip_conf_file_del(ip_conf->ifname, addr_name);
-        ip_conf_file_del(ip_conf->ifname, mask_name);
-    }
-}
-
-/* call ioctl system call */
-ret_code if_ioctl(unsigned long request, caddr_t ifreq, int *ret)
-{
-    int sock;
-    int err = 0;
-
-    *ret = 0;
-
-    sock = socket(AF_INET, SOCK_DGRAM, 0);
-    if (sock < 0) 
-    {
-        rpc_log_error("Cannot create UDP socket");
-        return RET_SYSERR;
-    }
-    if ((*ret = ioctl(sock, request, ifreq)) < 0)
-    {
-        err = errno;
-        rpc_log_error("Ioctl error: %s\n", strerror(errno));
-
-    }
-    
-    close(sock);
-
-    if (*ret < 0) 
-    {
-        errno = err;
-        *ret  = err;
-        return RET_SYSERR;
-    }
-
-    return RET_OK;
-}
-
-
-ret_code ip_config_json_parse(pointer input, uint *conf_type, ip_config_t *config_buff)
-{
-    //ip_config_string_t *ip_config;
-    cJSON *json_obj;
-    
-    json_obj = cJSON_Parse(input);
-    if(!json_obj)
-    {
-        return RET_INPUTERR;
-    }
-
-    rpc_log_info("json input:\n %s \n", cJSON_Print(json_obj));
-    
-    s2j_create_struct_obj(ip_config, ip_config_string_t);
-
-    if(ip_config == NULL)
-    {
-        cJSON_Delete(json_obj);  
-        return RET_NOMEM;
-    }
-    
-    s2j_struct_get_basic_element(ip_config, json_obj, int, config_type);
-    S2J_STRUCT_GET_STRING_ELEMENT_N(ip_config, json_obj, ifname, INTERFACE_NAMSIZ);
-    s2j_struct_get_basic_element(ip_config, json_obj, int, family); 
-    S2J_STRUCT_GET_STRING_ELEMENT_N(ip_config, json_obj, ipaddr, DOT_IP_STR);    
-    s2j_struct_get_basic_element(ip_config, json_obj, int, prefixlen);
-    
-    strncpy(config_buff->ifname, ip_config->ifname, INTERFACE_NAMSIZ - 1);
-    
-    config_buff->family        = (uchar)ip_config->family;    
-    config_buff->prefixlen     = (uchar)ip_config->prefixlen;
-    config_buff->prefix.s_addr = inet_addr(ip_config->ipaddr);
-    
-    *conf_type = ip_config->config_type;
-
-    s2j_delete_struct_obj(ip_config);
-    cJSON_Delete(json_obj);
-
-    return RET_OK;
-}
-
-ret_code ip_config_json_parse_array(pointer input, uint *conf_type, 
-                                    ip_config_t *config_buff, int *cnt)
-{
-    //ip_config_string_t *ip_config;
-    cJSON *json_obj;
-    cJSON* pArrayItem;
-    int iCount = 0, i = 0;
-    
-    json_obj = cJSON_Parse(input);
-    if(!json_obj)
-    {
-        return RET_INPUTERR;
-    }
-    
-    rpc_log_info("json input:%s \n", cJSON_Print(json_obj));
-
-    iCount = cJSON_GetArraySize(json_obj); /*获取数组长度*/
-
-    config_buff = rpc_new0(ip_config_t, iCount);
-    conf_type = rpc_new0(uint, iCount);
-    if(!config_buff || !conf_type)
-    {
-        return RET_NOMEM;
-    }
-    
-    s2j_create_struct_obj(ip_config, ip_config_string_t);
-    if(ip_config == NULL)
-    {
-        cJSON_Delete(json_obj); 
-        rpc_free(config_buff);
-        return RET_NOMEM;
-    }
-
-    *cnt = 0;
-    for(i = 0; i < iCount; i++)
-    {
-         pArrayItem = cJSON_GetArrayItem(json_obj, i);
-         if(pArrayItem)
-         {
-             memset(ip_config, 0, sizeof(ip_config_string_t));
-             
-             s2j_struct_get_basic_element(ip_config, json_obj, int, config_type);
-             s2j_struct_get_basic_element(ip_config, json_obj, string, ifname);
-             s2j_struct_get_basic_element(ip_config, json_obj, int, family); 
-             s2j_struct_get_basic_element(ip_config, json_obj, string, ipaddr);    
-             s2j_struct_get_basic_element(ip_config, json_obj, int, prefixlen);
-
-             strncpy(config_buff[*cnt].ifname, ip_config->ifname, INTERFACE_NAMSIZ - 1);
-             config_buff[*cnt].family        = (uchar)ip_config->family;    
-             config_buff[*cnt].prefixlen     = (uchar)ip_config->prefixlen;
-             config_buff[*cnt].prefix.s_addr = inet_addr(ip_config->ipaddr);             
-             conf_type[*cnt] = ip_config->config_type;
-             
-             (*cnt)++;
-         }
-    }    
-
-    s2j_delete_struct_obj(ip_config);
-    cJSON_Delete(json_obj);
-
-    return RET_OK;
-}
-
-
-ret_code ip_config_format_json(int config_type, ip_config_t *config_buff, 
-                               pointer output, int *outlen)
-{
-    ip_config_string_t tem_buff = {0};
-    ip_config_string_t *ip_config = &tem_buff;
-    //cJSON *json_obj = NULL;
-    char *json_ip;
-
-    ip_config->config_type = config_type;
-    ip_config->family      = AF_INET;
-    ip_config->prefixlen   = config_buff->prefixlen;
-
-    strncpy(ip_config->ifname, config_buff->ifname, INTERFACE_NAMSIZ - 1);
-    strncpy(ip_config->ipaddr, inet_ntoa(config_buff->prefix), DOT_IP_STR - 1);
-
-    /* create Student JSON object */
-    s2j_create_json_obj(json_obj);
-    if(json_obj == NULL)
-    {
-        return RET_NOMEM;
-    }
-
-    s2j_json_set_basic_element(json_obj, ip_config, int, config_type);
-    s2j_json_set_basic_element(json_obj, ip_config, string, ifname);
-    s2j_json_set_basic_element(json_obj, ip_config, int, family);
-    s2j_json_set_basic_element(json_obj, ip_config, string, ipaddr);
-    s2j_json_set_basic_element(json_obj, ip_config, int, prefixlen);
-    
-    json_ip = cJSON_PrintUnformatted(json_obj);
-    *outlen = strlen(json_ip) + 1;
-    memcpy(output, json_ip, *outlen);
-    
-    free(json_ip);
-    cJSON_Delete(json_obj);
-
-    return RET_OK;
-}
-
-ret_code ip_config_format_json_array(int config_type, ip_config_t *config_buff, 
-                                     int count, pointer output, int *outlen)
-{
-    ip_config_string_t tem_buff = {0};
-    ip_config_string_t *ip_config = &tem_buff;
-    cJSON *json_array = NULL;
-    //cJSON *json_obj = NULL;
-    char *json_ip;
-    int i;
-
-    json_array = cJSON_CreateArray();
-    if(json_array == NULL)
-    {
-        return RET_NOMEM;
-    }
-    
-    for(i = 0; i < count; i++)
-    {
-        memset(ip_config, 0, sizeof(ip_config_string_t));
-        
-        ip_config->config_type = config_type;
-        ip_config->family      = AF_INET;
-        ip_config->prefixlen   = config_buff[i].prefixlen;
-        strncpy(ip_config->ifname, config_buff[i].ifname, INTERFACE_NAMSIZ - 1);
-        strncpy(ip_config->ipaddr, inet_ntoa(config_buff[i].prefix), DOT_IP_STR - 1);
-
-        /* create Student JSON object */
-        s2j_create_json_obj(json_obj);
-        if(json_obj == NULL)
-        {
-            return RET_NOMEM;
-        }
-        
-        cJSON_AddItemToArray(json_array, json_obj);
-        
-        s2j_json_set_basic_element(json_obj, ip_config, int, config_type);
-        s2j_json_set_basic_element(json_obj, ip_config, string, ifname);
-        s2j_json_set_basic_element(json_obj, ip_config, int, family);
-        s2j_json_set_basic_element(json_obj, ip_config, string, ipaddr);
-        s2j_json_set_basic_element(json_obj, ip_config, int, prefixlen);
-    }
-    
-    json_ip = cJSON_PrintUnformatted(json_array);
-    *outlen = strlen(json_ip) + 1;
-    memcpy(output, json_ip, *outlen);
-    
-    free(json_ip);
-    cJSON_Delete(json_array);
-
-    return RET_OK;
-}
-
-
-ret_code if_set_prefix(ip_config_t *ip_conf,  int *code)
-{
-    ret_code ret;
-    struct ifreq ifreq = {0};
-    struct sockaddr_in addr;
-    struct sockaddr_in mask;
-
-    strncpy(ifreq.ifr_name, ip_conf->ifname, sizeof(ifreq.ifr_name) - 1);
-    addr.sin_addr   = ip_conf->prefix;
-    addr.sin_family = ip_conf->family;
-    memcpy(&ifreq.ifr_addr, &addr, sizeof(struct sockaddr_in));
-
-    ret = if_ioctl(SIOCSIFADDR, (caddr_t)&ifreq, code);
-    ASSERT_RET(ret);
-
-    if(ip_conf->prefix.s_addr != 0)
-    {
-        masklen2ip(ip_conf->prefixlen, &mask.sin_addr);
-        mask.sin_family = ip_conf->family;
-        memcpy(&ifreq.ifr_netmask, &mask, sizeof(struct sockaddr_in));
-        
-        ret = if_ioctl(SIOCSIFNETMASK, (caddr_t)&ifreq, code);
-        ASSERT_RET(ret);
-    }
-
-
-    return 0;
-}
-
-ret_code if_get_prefix_all(pointer output, int *output_len, int *code)
-{    
-    struct ifreq ifreq[MAX_IF_NUM];    
-    struct sockaddr_in *addr;    
-    struct ifreq netmask;
-    ip_config_t *ip_conf;
-    struct ifconf ifc;    
-    int if_count = 0;
-    ret_code ret;
-    int mask_ret;
-    int i;
-
-    memset(&ifc,   0, sizeof(struct ifconf));
-    memset(&ifreq, 0, MAX_IF_NUM * sizeof(struct ifreq));
-    
-    ifc.ifc_len = MAX_IF_NUM * sizeof(struct ifreq);
-    ifc.ifc_buf = (char *)ifreq;
-
-    ret = if_ioctl(SIOCGIFCONF, (caddr_t)&ifc, code);
-    ASSERT_RET(ret);
-
-    if_count = ifc.ifc_len / (sizeof(struct ifreq));
-
-    rpc_log_info("if num is %d\n", if_count);
-    
-    if((if_count * sizeof(ip_config_t) > CM_BUFF_SIZE)
-        || (if_count == 0))
-    {
-        ret = RET_NOMEM;
-        ASSERT_RET(ret);
-    }
-        
-    ip_conf = rpc_new(ip_config_t, MAX_IF_NUM);
-    if(ip_conf == NULL)
-    {
-        return RET_NOMEM;
-    }
-    memset(ip_conf, 0, MAX_IF_NUM * sizeof(ip_config_t));
-
-    for(i = 0; i < if_count; i++)
-    {
-        rpc_log_info("get interface %s info\n", ifreq[i].ifr_name);
-        strncpy(ip_conf[i].ifname, ifreq[i].ifr_name, INTERFACE_NAMSIZ - 1);
-        ip_conf[i].family = AF_INET;
-        ip_conf[i].prefix = ((struct sockaddr_in *)&(ifreq[i].ifr_addr))->sin_addr;
-
-        memset(&netmask, 0, sizeof(netmask));
-        strncpy(netmask.ifr_name, ifreq[i].ifr_name, sizeof(netmask.ifr_name) - 1);
-        
-        ret = if_ioctl(SIOCGIFNETMASK, (caddr_t)&netmask, &mask_ret);
-        ASSERT_RET_NO(ret);
-
-        addr = ( struct sockaddr_in * )&(netmask.ifr_netmask );
-        ip_conf[i].prefixlen = ip_masklen(addr->sin_addr);
-    }
-
-    ip_config_format_json_array(CM_CONFIG_GET, ip_conf, if_count, output, output_len);
-    
-    rpc_free(ip_conf);
-    return RET_OK;
-}
-
-ret_code nat_get_prefix(ip_config_t *ip_conf, int *code)
-{
-    struct sockaddr_in *addr;
-    struct ifreq netmask;    
-    struct ifreq ifreq;
-    ret_code ret = RET_OK;
-    int mask_ret;
-    int i;
-
-    if(ip_conf->family != AF_INET)
-    {
-        ret = RET_INPUTERR;
-    }
-    
-    ASSERT_RET(ret);
-    
-    memset(&ifreq, 0, sizeof(struct ifreq));
-    
-    rpc_log_info("get interface %s info\n", ip_conf->ifname);
-
-    strncpy(ifreq.ifr_name, ip_conf->ifname, sizeof(ifreq.ifr_name) - 1);
-
-    ret = if_ioctl(SIOCGIFADDR, (caddr_t)&ifreq, code);
-    ASSERT_RET(ret);
-    
-    
-    ip_conf->prefix = ((struct sockaddr_in *)&(ifreq.ifr_addr))->sin_addr;
-
-    memset(&ifreq, 0, sizeof(ifreq));
-    strncpy(ifreq.ifr_name, ip_conf->ifname, sizeof(ifreq.ifr_name) - 1);
-    
-    ret = if_ioctl(SIOCGIFNETMASK, (caddr_t)&ifreq, &mask_ret);
-    ASSERT_RET_NO(ret);
-
-    addr =  ( struct sockaddr_in * )&(ifreq.ifr_netmask);
-    ip_conf->prefixlen = ip_masklen(addr->sin_addr);
-
-    return ret;
-}
-
-ret_code nat_config_set_chk(uint source,uint config_type,
-                       pointer input, int input_len,
-                       pointer output, int *output_len)
-{
-    ret_code ret = RET_OK;
-    ip_config_t *ip_conf;
-    
-    ip_conf = (ip_config_t *)input;
-    
-    if(input_len < sizeof(ip_config_t)
-       || strlen(ip_conf->ifname) == 0)
-    {
-        ret = RET_INPUTERR;
-    }
-    
-    if (config_type != CM_CONFIG_DEL && ipv4_martian(&ip_conf->prefix)) 
-    {
-        ret =  RET_IPINVALID;
-    }
-
-
-    ASSERT_RET(ret);
-
-    if(ip_conf->prefixlen == 0 || ip_conf->prefixlen > IPV4_MAX_PREFIXLEN)
-    {
-        ip_conf->prefixlen = IPV4_DEFAULT_PREFIXLEN;
-    }
-    
-    return RET_OK;
-}
-
-ret_code nat_config_get_chk(uint source,uint config_type,
-                       pointer input, int input_len,
-                       pointer output, int *output_len)
-{
-    ret_code ret = RET_OK;
-    ip_config_t *ip_conf;
-
-    ip_conf = (ip_config_t *)input;
-    
-    if(input_len < sizeof(ip_config_t)
-       || strlen(ip_conf->ifname) == 0 )
-    {
-        ret = RET_INPUTERR;
-    }
-           
-    return ret;
-}
-
-ret_code nat_config_getall_chk(uint source,uint config_type,
-                       pointer input, int input_len,
-                       pointer output, int *output_len)
-{
-   ret_code ret = RET_OK;
-   
-   if(*output_len < MAX_IF_NUM * sizeof(ip_config_t))
-   {
-       ret = RET_INPUTERR;
-   }
-
-   return ret;
-}
-
-
-ret_code nat_config_chk(uint source,uint *config_type,
-                       pointer input, int *input_len,
-                       pointer output, int *output_len)
-
-{
-    int config_len = sizeof(ip_config_t);
-    uint conf_type = CM_CONFIG_GET;
-    ip_config_t ip_config = {0};
-    ret_code ret = RET_OK;
-    int code = 0;
-
-    ip_config_json_parse(input, &conf_type, &ip_config);
-
-    switch (conf_type)
-    {
-        case CM_CONFIG_SET:            
-        case CM_CONFIG_DEL:
-            ret = ip_config_set_chk(source, conf_type, 
-                                    &ip_config, config_len,
-                                    output, output_len);
-            break;
-         case CM_CONFIG_GET:
-            ret = ip_config_get_chk(source, conf_type, 
-                                    &ip_config, config_len,
-                                    output, output_len);
-            break;
-         case CM_CONFIG_GET_ALL:
-            ret = ip_config_getall_chk(source, conf_type, 
-                                       &ip_config, config_len,
-                                       output, output_len);
-            break;
-         default:
-            ret = RET_NOTSUPPORT;
-    }
-
-    /* 灏嗕紶鍏ョ殑json鏁版嵁杞崲鎴愮粨鏋勪綋锛屼究浜庡悗缁鐞� */
-    if(config_len <= CM_BUFF_SIZE)
-    {
-        memset(input, 0, *input_len);
-        memcpy(input, &ip_config, config_len);
-        *config_type = conf_type;
-        *input_len = config_len;
-    }
-    else
-    {        
-        ret = RET_NOMEM;
-    }
-    
-    RET_ERR_FORMART(ret, code, output, *output_len);
-    
-    return ret;
-}
-
-ret_code nat_config_proc(uint source, uint config_type,
-                       pointer input, int input_len,
-                       pointer output, int *output_len)
-{    
-    uint conf_type = config_type;
-    ip_config_t conf_buff = {0};
-    ip_config_t *ip_conf = &conf_buff;
-    ret_code ret = RET_OK;
-    int code;
-
-    ip_conf = (ip_config_t *)input;
-
-    if(conf_type == CM_CONFIG_DEL)
-    {
-        ip_conf->prefix.s_addr = 0;
-        ip_conf->prefixlen = IPV4_DEFAULT_PREFIXLEN;
-    }
-    
-    rpc_log_info("config type is %d, if %s ip %s prefixlen %d\n", 
-                 conf_type, ip_conf->ifname, 
-                 inet_ntoa(ip_conf->prefix), 
-                 ip_conf->prefixlen);
-    
-    ret = if_set_prefix(ip_conf, &code);
-
-    RET_ERR_FORMART(ret, code, output, *output_len);
-    ASSERT_RET(ret);
-
-    ip_save_file(ip_conf, conf_type);
-    
-    return RET_OK;
-}
-
-ret_code nat_config_get(uint source, 
-                       pointer input, int input_len,
-                       pointer output, int *output_len)
-{
-    ip_config_t *ip_conf;
-    ret_code ret = RET_OK;
-    int code, conf_type;
-    
-    ip_conf = (ip_config_t *)input;
-    
-    ret = if_get_prefix(ip_conf, &code);
-    
-    RET_ERR_FORMART(ret, code, output, *output_len);
-    ASSERT_RET(ret);
-
-    ip_config_format_json(CM_CONFIG_GET, ip_conf, output, output_len);
-
-    return ret;
-}
-                       
-ret_code nat_config_get_all(uint source, pointer output, int *output_len)
-{
-    ret_code ret = RET_OK;
-    int code = 0;
-    
-    *output_len = 0;
-    ret = if_get_prefix_all(output, output_len, &code);
-
-    rpc_log_info("ip_config_get_all: %s\n", output);
-    
-    RET_ERR_FORMART(ret, code, output, *output_len);
-    ASSERT_RET(ret);  
-    
-    return RET_OK;
-
-}
+#include "configm.h"
+#include "rpc.h"
+#include "parsefile.h"
+
+
+
+ret_code nat_config_chk(uint source,uint *config_type,
+                       pointer input, int *input_len,
+                       pointer output, int *output_len)
+
+{
+	return RET_OK;
+}
+
+ret_code nat_config_proc(uint source, uint config_type,
+                       pointer input, int input_len,
+                       pointer output, int *output_len)
+{    
+
+    
+    return RET_OK;
+}
+
+ret_code nat_config_get(uint source, 
+                       pointer input, int input_len,
+                       pointer output, int *output_len)
+{
+    ret_code ret = RET_OK;
+
+    return ret;
+}
+
+					                          
+ret_code nat_config_get_all(uint source, pointer output, int *output_len)
+{
+    
+    return RET_OK;
+
+}
+