#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
// use netcat on server side
const char server[] = "netvor.sk";
const char port[] = "5555";
int main()
{
WSAData data;
WSAStartup(MAKEWORD(2,0), &data);
SOCKET s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
addrinfo* ai;
int res = getaddrinfo(server, port, NULL, &ai);
int res2 = connect(s, ai->ai_addr, ai->ai_addrlen);
char buf[512];
memset(buf, '\0', sizeof(buf));
for( int i = 0; i < 100; ++i )
send(s, buf, sizeof(buf), 0);
closesocket(s);
WSACleanup();
return 0;
}