env.c

/*
 *   stunnel       Universal SSL tunnel
 *   Copyright (c) 1998-2006 Michal Trojnara <Michal.Trojnara@mirt.net>
 *                 All Rights Reserved
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *   In addition, as a special exception, Michal Trojnara gives
 *   permission to link the code of this program with the OpenSSL
 *   library (or with modified versions of OpenSSL that use the same
 *   license as OpenSSL), and distribute linked combinations including
 *   the two.  You must obey the GNU General Public License in all
 *   respects for all of the code used other than OpenSSL.  If you modify
 *   this file, you may extend this exception to your version of the
 *   file, but you are not obligated to do so.  If you do not wish to
 *   do so, delete this exception statement from your version.
 */

/* getpeername() can't be declared in the following includes */
#define getpeername no_getpeername
#include <sys/types.h>
#include <sys/socket.h> /* for AF_INET */
#include <netinet/in.h>
#include <arpa/inet.h>  /* for inet_addr() */
#include <stdlib.h>     /* for getenv() */
#ifdef __BEOS__
#include <be/bone/arpa/inet.h> /* for AF_INET */
#include <be/bone/sys/socket.h> /* for AF_INET */
#else
#include <sys/socket.h> /* for AF_INET */
#endif
#undef getpeername

int getpeername(int s, struct sockaddr_in *name, int *len) {
    char *value;

    name->sin_family=AF_INET;
    if((value=getenv("REMOTE_HOST")))
        name->sin_addr.s_addr=inet_addr(value);
    else
        name->sin_addr.s_addr=htonl(INADDR_ANY);
    if((value=getenv("REMOTE_PORT")))
        name->sin_port=htons(atoi(value));
    else
        name->sin_port=htons(0);
    return 0;
}

/* End of env.c */