getspnam.c

来自「广泛使用的邮件服务器！同时」· C语言 代码 · 共 66 行

/* ========================================================================
 * Copyright 1988-2006 University of Washington
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 
 * ========================================================================
 */

/*
 * Program:	64-bit getsockname()/getpeername() emulator
 *
 * Author:	Mark Crispin from code contributed by Chris Ross
 *		Networks and Distributed Computing
 *		Computing & Communications
 *		University of Washington
 *		Administration Building, AG-44
 *		Seattle, WA  98195
 *		Internet: [e-mail]
 *
 * Date:	5 November 2004
 * Last Edited:	30 August 2006
 */


/* Jacket into getpeername()
 * Accepts: socket
 *	    pointer to socket address
 *	    void pointer to len
 * Returns: 0 if success, -1 if error
 */

int Getpeername (int s,struct sockaddr *name,size_t *namelen)
{
  int ret;
  socklen_t len = (socklen_t) *namelen;
  ret = getpeername (s,name,&len);
  *namelen = (size_t) len;
  return ret;
}


/* Jacket into getsockname()
 * Accepts: socket
 *	    pointer to socket address
 *	    void pointer to len
 * Returns: 0 if success, -1 if error
 */

int Getsockname (int s,struct sockaddr *name,size_t *namelen)
{
  int ret;
  socklen_t len = (socklen_t) *namelen;
  ret = getsockname (s,name,&len);
  *namelen = (size_t) len;
  return ret;
}


#define getpeername Getpeername
#define getsockname Getsockname