/* 
 * ftelnetd - fake telnet daemon
 *
 * wrapper.c
 * Own wrapper, for making easier to use functions. I think that it is also 
 * helpful for better design. So don't expect too much here.
 *
 * Sat Feb 10 23:57:06 CET 2007
 *
 * by Levent Kayan
 * levent[at]corehack[org]
 * www.corehack.org
 */

#include "ftelnetd.h"
#include "ferror.h"

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>


int xsocket(int domain, int type, int protocol)
{
   int listenfd;

   if ( (listenfd = socket(domain, type, protocol)) < 0 ) {
      ERR_GEN;
   }

   return listenfd;
}

void xbind(int s, const struct sockaddr *addr, socklen_t addrlen)
{
   if (bind(s, addr, addrlen) < 0 ) {
      ERR_GEN;
   }
}

void xlisten(int s, int backlog)
{
   if (listen(s, backlog) < 0) {
      ERR_GEN;
   }
}

void xwrite(int connfd, char *ptr, size_t count) 
{
   if (write(connfd, ptr, count) < 0 ) {
      ERR_GEN;
   }
}

void *xmalloc(size_t size)
{
   void *buff;

   if ( (buff = malloc(size)) == NULL) {
      perror("[-] error: ");
      exit(EXIT_FAILURE);
   }
   
   return buff;
}

void xshutdown(int s, int how)
{
   if (shutdown(s, how) < 0 ) {
      perror("[-] error: ");
      exit(EXIT_FAILURE);
   }
}

/* EOF */