#include <stdio.h>
#include "winsock2.h"
#include <string>
#define BUFFERSIZE 7000
int main(){
//
WSADATA wsaData;
SOCKET m_socket;
sockaddr_in clientService;
int bytesSent;
int bytesRecv=0;
std::string sendbuf;
char recvbuf[BUFFERSIZE];
// Initialize Winsock.
int iResult=WSAStartup(MAKEWORD(2,2),&wsaData);
if (iResult!=NO_ERROR){
printf("Error at WSAStartup()\n");
WSACleanup();
return 1;
}
printf("Result:%d\n",iResult);
// Create a socket.
m_socket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if (m_socket==INVALID_SOCKET){
printf("Error at socket(): %ld\n",WSAGetLastError());
closesocket(m_socket);
WSACleanup();
return 1;
}
// lose the pesky "Address already in use" error message
u_char ttl;
if (setsockopt(m_socket,SOL_SOCKET,SO_REUSEADDR,(char *)&ttl,sizeof(ttl))==-1){
perror("setsockopt");
closesocket(m_socket);
WSACleanup();
return(1);
}
// Connect to a server.
clientService.sin_family=AF_INET;
clientService.sin_addr.s_addr=inet_addr("192.168.1.100");//htonl(INADDR_ANY);
clientService.sin_port=htons(3000);
if (connect(m_socket,(SOCKADDR*)&clientService,sizeof(clientService))==SOCKET_ERROR){
printf("Failed to connect.\n");
printf("Error %ld\n",WSAGetLastError());
closesocket(m_socket);
WSACleanup();
return 1;
}
// Send and receive data.
while(1){
/* ENVIAR */
printf("Sending PING\n");
sendbuf="PING";
bytesSent=send(m_socket,sendbuf.data(),sendbuf.size(),0);
if (bytesSent<0)
break;
/* FIN ENVIAR */
/* RECIBIR */
memset(recvbuf,'\0',BUFFERSIZE);
bytesRecv=recv(m_socket,recvbuf,BUFFERSIZE,0);
printf("Bytes Recv: %ld\n",bytesRecv);
printf("Recibi: %s\n",recvbuf);
if (bytesRecv<0)
break;
/* FIN RECIBIR */
::Sleep(1000);
}
closesocket(m_socket);
WSACleanup();
return 0;
}
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