C / C++ / MFC

#include <stdio.h>
#include <winsock2.h>
#pragma comment(lib,"WS2_32")


//package the http head message ,
void PacketSocket(const char *host,const char *url,const char *data,char *reBuf)
{
	//write the string to reBuf
	wsprintf(reBuf,"POST %s HTTP/1.1\r\nAccept:text/html\r\nAccept-Language:zh-cn,en\r\nAccept-Encoding:gzip,deflate\r\nContent-type:application/x-www-form-urlencoded\r\nAccept-Charset:GBK\r\nHost:%s\r\nContent-Length:%d\r\nContent-Encoding:utf-8\r\nUser-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; (R1 1.3))\r\nConnection:Keep-Alive\r\nSet-Cookie:JSESSIONID=193F85DD5F193A5714CBC5246218ECO3\r\n\r\n%s",url,host,strlen(data),data);
}

int main(){

	WSADATA wsa;
	WORD version=MAKEWORD(1,1);
	
	//start up the WSASocket
	if(WSAStartup(version,&wsa)==SOCKET_ERROR){
		printf("start error!");
		return -1;
	}


	SOCKET s;

	//server address
	sockaddr_in addr;


	s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
	if(s==INVALID_SOCKET)
	{
		printf("has a error,the code:%d",GetLastError());
		return -1;
	}

	//I  have established a J2EE WEB server, and  then start it,
	//use the socket to send request to get index.jsp page
	addr.sin_addr.S_un.S_addr=inet_addr("127.0.0.1");
	addr.sin_port=htons(8080);//the port is 8080  --j2ee web server
	addr.sin_family=AF_INET;

	//connection  the server
	if(connect(s,(sockaddr*)&addr,sizeof(addr))==SOCKET_ERROR){
		printf("connect had an error!");
		return -1;
	}
	char szData[1024];//request data 

	//Encapsulation request message,I've built a socket j2ee project
	PacketSocket("localhost","/socket/index.jsp","start=0&limit=15",szData);

	if(send(s,szData,strlen(szData),0)==SOCKET_ERROR){ //To the server sends request
		printf("send request had an error!");
		return -1;
	}
	char szRecv[1024];//Receiving the return value

	int nCount=recv(s,szRecv,1024,0);
	if(nCount>0)
	{
		szRecv[nCount]='\0';
		printf("%s",szRecv);
	}

	WSACleanup();
	return 0;
}

CStdioFile ptr;
CString str;
int i = 0;
ptr.Open(file_name, CFile::ReadWrite, NULL);
while(ptr.ReadString(str))
{
   m_List.InsertItem(i,str);
   i++;
}
ptr.Close();