curl实现apns

#include "curl/curl.h"#define APNS_URL  "https://gateway.push.apple.com:2195"int wait_on_socket(int sockfd, int for_recv, long timeout_ms){  struct timeval tv;  fd_set infd, outfd, errfd;  int res;  tv.tv_sec = timeout_ms / 1000;  tv.tv_usec= (timeout_ms % 1000) * 1000;  FD_ZERO(&infd);  FD_ZERO(&outfd);  FD_ZERO(&errfd);  FD_SET(sockfd, &errfd); /* always check for error */  if(for_recv)  {FD_SET(sockfd, &infd);  }  else  {FD_SET(sockfd, &outfd);  }  /* select() returns the number of signalled sockets or -1 */  res = select(sockfd + 1, &infd, &outfd, &errfd, &tv);  return res;}void token2bytes(const char *token, char *bytes){    int val;    while (*token) {        sscanf(token, "%2x", &val);        *(bytes++) = (char)val;        token += 2;        while (*token == ' ') { // skip space            ++token;        }    }}unsigned long packMessage(char *message, const unsigned char command, const char *tokenBytes, const char *payload){    unsigned long payloadLength = strlen(payload);    unsigned short networkTokenLength = htons(32);    unsigned short networkPayloadLength = htons(payloadLength);    memcpy(message, &command, sizeof(unsigned char));    message += sizeof(unsigned char);    memcpy(message, &networkTokenLength, sizeof(unsigned short));    message += sizeof(unsigned short);    memcpy(message, tokenBytes, 32);    message += 32;    memcpy(message, &networkPayloadLength, sizeof(unsigned short));    message += sizeof(unsigned short);    memcpy(message, payload, payloadLength);    return payloadLength + 37;}uint32_t Reconnect(){KEY_LOG("START Reconnect");CURLcode ret;curl_global_init(CURL_GLOBAL_DEFAULT);CRemindAo::hnd = curl_easy_init();if(! CRemindAo::hnd){curl_global_cleanup();ERR_LOG("Reconnect::Curl_easy_init ERROR");return DO_REAL_APP_TASK_INIT_ERR;}curl_easy_setopt(CRemindAo::hnd, CURLOPT_URL, APNS_URL);curl_easy_setopt(CRemindAo::hnd, CURLOPT_PROXY, CRemindAo::ms_strAppProxyConfig.c_str());curl_easy_setopt(CRemindAo::hnd, CURLOPT_CONNECT_ONLY, 1L);curl_easy_setopt(CRemindAo::hnd, CURLOPT_NOPROGRESS, 1L);curl_easy_setopt(CRemindAo::hnd, CURLOPT_VERBOSE, 1L);curl_easy_setopt(CRemindAo::hnd, CURLOPT_CONNECTTIMEOUT, 6);curl_easy_setopt(CRemindAo::hnd, CURLOPT_SSL_VERIFYPEER, 0L);curl_easy_setopt(CRemindAo::hnd, CURLOPT_SSLCERTTYPE,"PEM");curl_easy_setopt(CRemindAo::hnd, CURLOPT_SSLKEYTYPE, "PEM");curl_easy_setopt(CRemindAo::hnd, CURLOPT_SSLCERT,CRemindAo::ms_strPemDir.c_str());curl_easy_setopt(CRemindAo::hnd, CURLOPT_SSLKEY,CRemindAo::ms_strPemDir.c_str());curl_easy_setopt(CRemindAo::hnd, CURLOPT_KEYPASSWD, m_oRemindTaskDo.GetVerifyCode().c_str());ret = curl_easy_perform(CRemindAo::hnd);if(CURLE_OK != ret){curl_easy_cleanup(CRemindAo::hnd);curl_global_cleanup();CRemindAo::hnd = NULL;ERR_LOG("Curl_easy_perform ERROR errmsg:[%s]", strerror(ret));return DO_REAL_APP_TASK_CURL_ERR;}KEY_LOG("END Reconnect");return 0;}int SendRemind(string strIn){int dwRet = 0;DEBUG_LOG("%s Start uin=[%s]",__FUNCTION__,strIn.c_str());CURLcode ret;int sockfd; /* socket */long sockextr;size_t iolen;if(CRemindAo::hnd == NULL){dwRet = Reconnect();if(dwRet !=0){ERR_LOG("DoAppRemindTask::Reconnect Error! dwRet[%u], device[%s]", dwRet,m_strDeviceToken.c_str());return dwRet;}}ret = curl_easy_getinfo(CRemindAo::hnd, CURLINFO_LASTSOCKET, &sockextr);if(CURLE_OK != ret || sockextr<=0){curl_easy_cleanup(CRemindAo::hnd);curl_global_cleanup();CRemindAo::hnd = NULL;dwRet = Reconnect();if(dwRet !=0){ERR_LOG("DoAppRemindTask::curl_easy_getinfo Error! dwRet[%u], device[%s]", dwRet,m_strDeviceToken.c_str());return dwRet;}ret = curl_easy_getinfo(CRemindAo::hnd, CURLINFO_LASTSOCKET, &sockextr);if(CURLE_OK != ret){usleep(50*1000);ERR_LOG("Curl_easy_perform ERROR errmsg:[%s], device:[%s], sendMsg:[%s]", strerror(ret),m_strDeviceToken.c_str(),m_strMsgJson.c_str());dwRet =  DO_REAL_APP_TASK_CURL_ERR;}}sockfd = sockextr;if(!wait_on_socket(sockfd, 0, 6000L)){ERR_LOG("Error: SOCKET TIME OUT device:[%s], sendMsg:[%s]",m_strDeviceToken.c_str(),m_strMsgJson.c_str());dwRet =  DO_REAL_APP_TASK_CURL_ERR;}else{char tokenBytes[32];char message[293];unsigned long msgLength;token2bytes(m_strDeviceToken.c_str(), tokenBytes);msgLength = packMessage(message, 0, tokenBytes, m_strMsgJson.c_str());ret = curl_easy_send(CRemindAo::hnd, message, msgLength, &iolen);if(CURLE_OK != ret){ERR_LOG("Curl_easy_send ERROR errmsg:[%s], device:[%s], sendMsg:[%s]", curl_easy_strerror(ret),m_strDeviceToken.c_str(),m_strMsgJson.c_str());dwRet =  DO_REAL_APP_TASK_CURL_ERR;}else{DEBUG_LOG("send app msg success! device:[%s], sendMsg:[%s]",m_strDeviceToken.c_str(),m_strMsgJson.c_str());}}return dwRet;}