Forum Debian Users Gang

#include <sys/socket.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <arpa/inet.h>
#include <unistd.h>

#define BUFF_SIZE 512

int main(void)
{
  const char *host = "www.apacheweek.com";

  int     SockFd;                     /* deskryptor gniazda */
  struct  sockaddr_in  serv_addr;    /* adres gniazda serwera */ 
  char     buff[BUFF_SIZE];            /* bufor */
  struct hostent *serv_haddr;      
  int       ReadBytes;            /* ilosc otrzymanych danych */


   /* utworzenie gniazda */   
   if( (SockFd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
   {
     perror("socket()");
     exit(1);
   }

   /* pobierz adres ip serwera */
   if( (serv_haddr = gethostbyname(host)) == NULL)
   {
      perror("gethostbyname()");
      exit(1);
   }
   

   /* ustawienie wlasciwosci gniazda serwera */
   memset( &serv_addr, 0, sizeof(serv_addr) );
   serv_addr.sin_family = serv_haddr -> h_addrtype;
   serv_addr.sin_port    = htons(80);
   memcpy( (char *)&serv_addr.sin_addr.s_addr, serv_haddr -> h_addr, serv_haddr -> h_length);

   /* nawiazanie polaczenia */
   if( connect(SockFd, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) )
   {
     perror("connect()");
     exit(1);
   }

   memset( buff, '', sizeof(buff) );   /* wyczyszczenie bufora */
   sprintf(buff, "GET / HTTP/1.0nn");   

   printf("sent %d %sn", send(SockFd, buff , strlen(buff), 0), buff);
   do
   {
      memset( buff, '', sizeof(buff) );
      ReadBytes = recv(SockFd, buff, BUFF_SIZE, 0);         
      printf("%s", buff);
      if(ReadBytes > 0)
      {      
         //operacje na pobranych danych
      }      
   } while(ReadBytes > 0);

  close(SockFd);
  return 0;
}

sprintf(buff, "GET http://www.google.pl HTTP/1.1nn");