socket_udp.c

fget是一个小型的HTTP/FTP工具

#include <sys/types.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include "ndelay.h"
#include "socket.h"
#include "readwrite.h"

int socket_udp(void)
{
  int s;

  s = socket(AF_INET,SOCK_DGRAM,0);
  if (s == -1) return -1;
  if (ndelay_on(s) == -1) { close(s); return -1; }
  return s;
}