//***************************************************************************** //@ProjectName      ZYhttpd //@Description      my http server //@Author           NicoleRobin //@Date             2015/02/09 //***************************************************************************** #include <cstdio> #include <string> #include <fstream> #include <WinSock2.h> using namespace std; #define BUFFER_SIZE 1024 #define HOST "127.0.0.1" #define PORT 81 #define HEADER "\ HTTP/1.1 200 OK\r\n\ Content-Type: text/html; charset=UTF-8\r\n\ Server: ZYhttp_v1.0.1\r\n\ Content-Length: %ld\r\n\r\n\ " const string strPath = "index.html"; #pragma comment(lib, "WS2_32") // get file size long GetFileLength(string strPath); // thread function int main(int argc, char **argv) {     // define and init an server sockaddr     sockaddr_in addrServer;     addrServer.sin_family = AF_INET;     addrServer.sin_addr.S_un.S_addr = INADDR_ANY;     addrServer.sin_port = htons(PORT);     // init socket dll     WSADATA wsaData;     WORD socketVersion = MAKEWORD(2, 0);     if (WSAStartup(socketVersion, &wsaData) != 0)     {         printf("Init socket dll error!");         exit(1);     }     // create socket     SOCKET socketServer = socket(AF_INET, SOCK_STREAM, 0);     if (SOCKET_ERROR == socketServer)     {         printf("Create socket error!");         exit(1);     }     // bind server socket host     if (SOCKET_ERROR == bind(socketServer, (LPSOCKADDR)&addrServer, sizeof(addrServer)))     {         printf("Bind server host failed!");         exit(1);     }     // listen     if (SOCKET_ERROR == listen(socketServer, 10))     {         printf("Listen failed!");         exit(1);     }     while (true)     {         printf("Listening ... \n");         sockaddr_in addrClient;         int nClientAddrLen = sizeof(addrClient);         SOCKET socketClient = accept(socketServer, (sockaddr*)&addrClient, &nClientAddrLen);         if (SOCKET_ERROR == socketClient)         {             printf("Accept failed!");             break;         }         char buffer[BUFFER_SIZE];         memset(buffer, 0, BUFFER_SIZE);         if (recv(socketClient, buffer, BUFFER_SIZE, 0) < 0)         {             printf("Recvive data failed!");             break;         }         printf("Recv data : \n%s", buffer);         /*         // response         memset(buffer, 0, BUFFER_SIZE);         ifstream fin(strPath.c_str(), ios::in | ios::binary);         if (fin.is_open())         {             char szTmp[512] = "";             fin.read(szTmp, 511);             sprintf_s(buffer, HEADER, GetFileLength(strPath), szTmp);             if (send(socketClient, buffer, strlen(buffer), 0) < 0)             {                 printf("Send data failed!");                 break;             }         }         fin.close();         */         // response         // send header         memset(buffer, 0, BUFFER_SIZE);         sprintf_s(buffer, HEADER, GetFileLength(strPath));         if (send(socketClient, buffer, strlen(buffer), 0) < 0)         {             printf("Send data failed!");             break;         }         ifstream fin(strPath.c_str(), ios::in | ios::binary);         if (fin.is_open())         {             memset(buffer, 0, BUFFER_SIZE);             while (fin.read(buffer, BUFFER_SIZE - 1))             {                 if (send(socketClient, buffer, strlen(buffer), 0) < 0)                 {                     printf("Send data failed!");                     break;                 }                 memset(buffer, 0, BUFFER_SIZE);             }             if (send(socketClient, buffer, strlen(buffer), 0) < 0)             {                 printf("Send data failed!");                 break;             }         }         fin.close();         closesocket(socketClient);     }     closesocket(socketServer);     WSACleanup();     return 0; } long GetFileLength(string strPath) {     ifstream fin(strPath.c_str(), ios::in | ios::binary);     fin.seekg(0, ios_base::end);     streampos pos = fin.tellg();     long lSize = static_cast<long>(pos);     fin.close();     return lSize;     /*     long lSize = 0;     ifstream fin(strPath.c_str(), ios::in | ios::binary);     char szBuf[1024*1000] = "";     while (fin.read(szBuf, 1024 * 1000 - 1))     {         lSize += strlen(szBuf);         memset(szBuf, 0, 1024*1000);     }     fin.close();     lSize += strlen(szBuf);     return lSize;     */ }