1. 返回数据前加消息头。

FMVipDC/fmsockserver.cpp

@@ -239,12 +239,27 @@ void FMSockServer::RecvRoutine(DWORD err, DWORD bytes, LPWSAOVERLAPPED overlappe
             }
 //            unsigned long mode = 0;
 //            int res = ioctlsocket(io_data->socket, FIONBIO, &mode);
+
             if (response) {
 //                HANDLE writeEvent = WSACreateEvent();
 //                WSAEventSelect(io_data->socket, writeEvent, FD_WRITE);
 //                WaitForSingleObject(writeEvent, 5000);
-                send(io_data->socket, response, len, 0);
-                FMLOG("Transfered %s", response);
+
+                FMSOCKHEADER header = {0, 0, 0};
+                header.flag = io_data->header.flag;
+                header.len = len;
+                header.ver = io_data->header.ver;
+
+                int newLen = len+sizeof(FMSOCKHEADER);
+                char *newResponse = new char[newLen];
+                memset(newResponse, 0, newLen);
+                memcpy(newResponse, &header, sizeof(FMSOCKHEADER));
+                memcpy(newResponse+sizeof(FMSOCKHEADER), response, len);
+
+                int ret = send(io_data->socket, newResponse, newLen, 0);
+                FMLOG("Send ret: %d. Last error: %d.\n Transfered %s", ret, WSAGetLastError(), newResponse);
+//                int ret = send(io_data->socket, response, len, 0);
+//                FMLOG("Send ret: %d. Last error: %d.\n Transfered %s", ret, WSAGetLastError(), response);
             }
             else {
                 FMLOG(_T("Failed to determine response data."));