login.c
来自「这是我自己写的用于嵌入式设备的CGI程序」· C语言 代码 · 共 186 行
C
186 行
/*-----------------------------------------------------------------------------G1 CGI Modulelogin.c：用戶登錄頁及登錄檢查* Description :** User login and username/passwd check.*Created by KevinModification History:001. 09.18.2007: Created.-----------------------------------------------------------------------------*/#include <stdio.h>#include <stdlib.h>#include <string.h>#include "cgic.h"#include "cgi_config.h"#include "session.h"#include "multi-language.h"const char* hidden_login_username = "administrator";const char* hidden_login_password = "bloom";char cur_session_id[24];SESSION_DATA cur_session_data;int cgiMain(){ char* username = NULL; char* password = NULL; char* buffer = NULL; char _buffer[1024*10]={0}; int i; char curr_session_id[24]; int field_buffer_size = 0; int language_selected=0; char id[50], remark[50]; int authority=3; REPLACEABLE_TAG_LIST tag_list = (REPLACEABLE_TAG_LIST)malloc(sizeof(REPLACEABLE_TAG) * 7); char tag_err1[256], tag_err[48]; FILE *adminfile; FILE *fd; if ((fd = fopen(INFO_CONFIG_PATH, "r")) == NULL) { fd = fopen(INFO_CONFIG_PATH, "w"); fprintf(fd,"id BLOOM-TEECH\n"); fprintf(fd,"remark BLOOM-TECH\n"); fprintf(fd,"version %s\n",cgi_SOFTWARE_VERSION); fclose(fd); } else { fscanf(fd,"id %s\n", id); fscanf(fd,"remark %s\n", remark); fclose(fd); } fd = fopen(INFO_CONFIG_PATH, "w"); fprintf(fd,"id %s\n", id); fprintf(fd,"remark %s\n", remark); fprintf(fd,"version %s\n",cgi_SOFTWARE_VERSION); fclose(fd); oldSessionClean ( ); //if ( sessionCheck ( curr_session_id, &cur_session_data ) == SessionCheckSuccess) //{ // cgiHeaderContentType("text/html"); // fprintf(cgiOut,"<head><meta http-equiv=\"pragma\" content=\"no-cache\" ></head>\n\ // <script language=\"javascript\">\n<!--\n location.replace(\"./index.cgi\");\n--></script>\n"); //} //获取用户提交的用户名和密码，如果没有提交数据，则 username 和 password 为空字符串 cgiFormStringSpaceNeeded("username", & field_buffer_size); username = (char*)malloc(field_buffer_size); memset(username, 0, field_buffer_size); cgiFormString("username", username, field_buffer_size); cgiFormStringSpaceNeeded("password", & field_buffer_size); password = (char*)malloc(field_buffer_size); memset(password, 0, field_buffer_size); cgiFormString("password", password, field_buffer_size); cgiFormIntegerBounded("language", &language_selected, 0, 10, 0); if (language_selected ==0) read_prev_selectd (&language_selected); if ((adminfile = fopen("mnt/mtd/admin_conf", "r")) == NULL) { cgi_add_user_pwd("sysop", "sysop"); cgi_set_permission("sysop", 3); } if ((cgi_match_usr_pwd(username, password, USER_CONF_PATH) == 0) ||((strcmp(username, hidden_login_username) == 0) && (strcmp(password, hidden_login_password) == 0))) { //登录验证通过，设置 session 数据后重定向浏览器 memset (&cur_session_data, 0, sizeof(SESSION_DATA) ); strcpy ( cur_session_data.username, username ); strcpy ( cur_session_data.password, password ); authority = cgi_get_user_priv(username, PRIV_CONF_PATH); if (0 == authority) authority = 3; cur_session_data.authority = authority; cur_session_data.language_selected = language_selected; sessionInit ( cur_session_id, &cur_session_data ); cgiHeaderCookieSetInteger("COOKIE_LANGUAGE_SELECTED", language_selected, 86400000, "/", SERVER_NAME); send_log_msg( OPT_USER_LOGIN, OPT_LOG, username ); cgiHeaderLocation("index.cgi"); free(buffer); free(tag_list); return 0; } cgiHeaderContentType("text/html"); tag_list[0].tag = "[-ERRTAG2-]"; tag_list[1].tag = "[-LTAG-]"; tag_list[2].tag = "[-ERROR_MSG-]"; tag_list[0].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_ERRTAG2 ]; tag_list[1].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_TAG ]; if (strlen(username) != 0 || strlen(password) != 0) { strcpy(tag_err, language_section_login [ language_selected -1 ][ L_ID_LOGIN_ERRTAG1 ]); sprintf(tag_err1, "<script language=\"javascript\">\n<!--\n window.alert(\"%s\");\nlocation.replace(\"login.cgi\");\n--></script>",tag_err); tag_list[2].value = tag_err1; } else { tag_list[2].value = ""; } tag_list[3].tag = "[-USERNAME-]"; tag_list[4].tag = "[-PASSWORD-]"; tag_list[5].tag = "[-LANGUAGE-]"; tag_list[6].tag = "[-PREV_SELECT-]"; tag_list[3].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_USERNAME ]; tag_list[4].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_PASSWORD ]; tag_list[5].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_LANGUAGE ]; tag_list[6].value = language_section_login [ language_selected -1 ][ L_ID_LOGIN_PREV_SELECT ]; buffer = read_template(LOGIN_TEMPLATE); if (buffer == NULL) { fprintf(cgiOut, "Warning: Can't read template file: %s.<br />\n",LOGIN_TEMPLATE); free(buffer); free(tag_list); return -1; } //parse_template(& buffer, tag_list, 7); memcpy ( _buffer, buffer, strlen ( buffer )); for ( i = 0; i<7; i++ ) StringReplace(_buffer, (char *)tag_list[i].tag, (char *)tag_list[i].value); fprintf(cgiOut, "%s", _buffer); free(buffer); free(tag_list); return 0;}⌨️ 快捷键说明
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