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

#define port 80
/*
 *connect, send @ receive
 *in one function
 */

int socks(char *host) {
  int sock;
  char buffer[1024];
  char message[] = "GET / HTTP/1.0\r\n\r\n";
  struct sockaddr_in sock_struct;


  /* socket descriptorx */
  sock=socket(AF_INET, SOCK_STREAM, 0);

  sock_struct.sin_family=AF_INET;
  sock_struct.sin_port=htons(port);
  sock_struct.sin_addr.s_addr=gethostbyname(host);

  //bind(sock, (const)sock_struct, sizeof(sock_struct));
  if((connect(sock, (struct sockaddr *)&sock_struct, sizeof(sock_struct))) < 0) {
    perror("socket error");
    exit(2);
  }
  send(sock, message, sizeof(message), 0);
  recv(sock, buffer, sizeof(buffer), 0);

  printf(buffer);

  close(sock);
}

int main(int argc, char **argv) {

  if (argc < 2) {
    fprintf(stderr, "usage: http <host>\n");
    return;
  }
  socks(argv[1]);
  return 0;
}