c++ http GET 例子

#include <winsock2.h>
#include<windows.h>
#include<stdio.h>
#pragma comment(lib, "ws2_32.lib")

int main(int argc, char* argv[])
{
    char server_name[256]=www.aidsex.cn; WSADATA wsaData;

    struct sockaddr_in    srv_addr;

    if (WSAStartup(0x202,&wsaData) == SOCKET_ERROR) {
        WSACleanup();
        return-1;
    }

    SOCKET cli_sock=socket(PF_INET,SOCK_STREAM,0);
    if (cli_sock==INVALID_SOCKET)
        return-1;

    // connect to server

    srv_addr.sin_family = AF_INET;
    LPHOSTENT lphost = gethostbyname(server_name);
    if (lphost != NULL)
        srv_addr.sin_addr.s_addr = ((LPIN_ADDR)lphost->h_addr)->s_addr;
    srv_addr.sin_port= ntohs(80);
    if (connect(cli_sock,(LPSOCKADDR)&srv_addr,sizeof(srv_addr))==SOCKET_ERROR){
        return-1;
    }

    char sz[]="GET / HTTP/1.1\r\nHost:www.aidsex.cn\r\n\r\n";
    int retval = send(cli_sock,sz,sizeof(sz)-1,0);
    if( SOCKET_ERROR == retval )
        return0;
    char buffer[1024]={0};
    while( SOCKET_ERROR != retval ){
        retval = recv(cli_sock ,buffer,1000,0);
        printf("%s\n",buffer);
    }
    closesocket(cli_sock);
    return0;
}