DynDNS.cpp
上传用户:woshihumen
上传日期:2013-07-18
资源大小:484k
文件大小:5k
- /*
- * XMail by Davide Libenzi ( Intranet and Internet mail server )
- * Copyright (C) 1999,..,2004 Davide Libenzi
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Davide Libenzi <davidel@xmailserver.org>
- *
- */
- #include "SysInclude.h"
- #include "SysDep.h"
- #include "SvrDefines.h"
- #include "BuffSock.h"
- #include "MiscUtils.h"
- #include "StrUtils.h"
- #include "SvrUtils.h"
- #include "Base64Enc.h"
- #include "DynDNS.h"
- #define DYNDNS_REG_TIMEOUT 30
- int DynDnsSetup(SVRCFG_HANDLE hSvrConfig)
- {
- bool bReleaseHandle = false;
- if (hSvrConfig == INVALID_SVRCFG_HANDLE) {
- if ((hSvrConfig = SvrGetConfigHandle()) == INVALID_SVRCFG_HANDLE)
- return (ErrGetErrorCode());
- bReleaseHandle = true;
- }
- char *pszDynDnsCfg = SvrGetConfigVar(hSvrConfig, "DynDnsSetup");
- if (pszDynDnsCfg != NULL) {
- char **ppszTokens = StrTokenize(pszDynDnsCfg, ", ");
- if (ppszTokens == NULL) {
- ErrorPush();
- SysFree(pszDynDnsCfg);
- if (bReleaseHandle)
- SvrReleaseConfigHandle(hSvrConfig);
- return (ErrorPop());
- }
- SysFree(pszDynDnsCfg);
- int iTokensCount = StrStringsCount(ppszTokens);
- if (iTokensCount < 3) {
- StrFreeStrings(ppszTokens);
- if (bReleaseHandle)
- SvrReleaseConfigHandle(hSvrConfig);
- ErrSetErrorCode(ERR_DYNDNS_CONFIG);
- return (ERR_DYNDNS_CONFIG);
- }
- char *pszUsername = (iTokensCount > 3) ? ppszTokens[3] : NULL;
- char *pszPassword = (iTokensCount > 4) ? ppszTokens[4] : NULL;
- if (DynDnsRegisterDomainHTTP(ppszTokens[0], atoi(ppszTokens[1]), ppszTokens[2],
- pszUsername, pszPassword) < 0) {
- ErrorPush();
- StrFreeStrings(ppszTokens);
- if (bReleaseHandle)
- SvrReleaseConfigHandle(hSvrConfig);
- return (ErrorPop());
- }
- StrFreeStrings(ppszTokens);
- }
- if (bReleaseHandle)
- SvrReleaseConfigHandle(hSvrConfig);
- return (0);
- }
- int DynDnsRegisterDomainHTTP(char const *pszServer, int iPortNo,
- char const *pszHTTPRegString, char const *pszUsername,
- char const *pszPassword)
- {
- SYS_SOCKET SockFD;
- SYS_INET_ADDR SvrAddr;
- SYS_INET_ADDR SockAddr;
- if (MscCreateClientSocket(pszServer, iPortNo, SOCK_STREAM, &SockFD, &SvrAddr,
- &SockAddr, DYNDNS_REG_TIMEOUT) < 0)
- return (ErrGetErrorCode());
- char szIP[128] = "???.???.???.???";
- char szRegString[512] = "";
- char szHTTPRequest[2048] = "";
- sprintf(szRegString, pszHTTPRegString, SysInetNToA(SockAddr, szIP));
- if ((pszUsername == NULL) || (pszPassword == NULL)) {
- sprintf(szHTTPRequest,
- "GET %s HTTP/1.1rn"
- "Host: %s:%drn"
- "Connection: closern" "rn", szRegString, pszServer, iPortNo);
- } else {
- sprintf(szHTTPRequest, "%s:%s", pszUsername, pszPassword);
- unsigned int uEnc64Length = 0;
- char szEncAuth[512] = "";
- encode64(szHTTPRequest, strlen(szHTTPRequest), szEncAuth,
- sizeof(szEncAuth), &uEnc64Length);
- sprintf(szHTTPRequest,
- "GET %s HTTP/1.1rn"
- "Host: %s:%drn"
- "Authorization: Basic %srn"
- "Connection: closern"
- "rn", szRegString, pszServer, iPortNo, szEncAuth);
- }
- int iRequestLength = strlen(szHTTPRequest);
- if (SysSend(SockFD, szHTTPRequest, iRequestLength, DYNDNS_REG_TIMEOUT) != iRequestLength) {
- ErrorPush();
- SysCloseSocket(SockFD);
- return (ErrorPop());
- }
- char szRespFile[SYS_MAX_PATH] = "";
- SysGetTmpFile(szRespFile);
- FILE *pRespFile = fopen(szRespFile, "w+b");
- if (pRespFile == NULL) {
- CheckRemoveFile(szRespFile);
- SysCloseSocket(SockFD);
- ErrSetErrorCode(ERR_FILE_CREATE);
- return (ERR_FILE_CREATE);
- }
- int iRecvData;
- char szBuffer[512] = "";
- while ((iRecvData =
- SysRecvData(SockFD, szBuffer, sizeof(szBuffer), DYNDNS_REG_TIMEOUT)) > 0) {
- fwrite(szBuffer, iRecvData, 1, pRespFile);
- }
- SysCloseSocket(SockFD);
- ///////////////////////////////////////////////////////////////////////////////
- // Parse HTTP response
- ///////////////////////////////////////////////////////////////////////////////
- fseek(pRespFile, 0, SEEK_SET);
- fclose(pRespFile);
- SysRemove(szRespFile);
- return (0);
- }