/** * A client-side 802.1x implementation supporting EAP/TLS * * This code is released under both the GPL version 2 and BSD licenses. * Either license may be used.  The respective licenses are found below. * * Copyright (C) 2002 Bryan D. Payne & Nick L. Petroni Jr. * All Rights Reserved * * --- GPL Version 2 License --- * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. * * --- BSD License --- * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * *  - Redistributions of source code must retain the above copyright notice, *    this list of conditions and the following disclaimer. *  - Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. *  - All advertising materials mentioning features or use of this software *    must display the following acknowledgement: *       This product includes software developed by the University of *       Maryland at College Park and its contributors. *  - Neither the name of the University nor the names of its contributors *    may be used to endorse or promote products derived from this software *    without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. *//******************************************************************* * Hardware dependent functions for Wireless extensions *  * File: eapol-wirelessext.c * * Authors: bdpayne@cs.umd.edu, npetroni@cs.umd.edu * * $Id: os_wireless_ext.c,v 1.3 2003/03/03 23:29:02 npetroni Exp $ * $Date: 2003/03/03 23:29:02 $  *******************************************************************/#include <sys/types.h>#include <stdio.h>#include <string.h>#include <stdlib.h>#include <sys/socket.h>#include <linux/wireless.h>#include <sys/ioctl.h>#include "wireless/os_wireless_ext.h"#include <unistd.h>#include "logging.h"inteapol_wireless_get_bssid(char *device, u_char *bssid){  int skfd;            /* the socket */  struct iwreq wrq;  /* Get a socket */  skfd = socket(AF_INET, SOCK_DGRAM, 0);  strncpy(wrq.ifr_name, device, IFNAMSIZ);  if (ioctl(skfd, SIOCGIWAP, &wrq) >= 0) {    memcpy(bssid, wrq.u.ap_addr.sa_data, 6);  }  else {    return -1;  }  close(skfd);  return 0;}inteapol_wireless_get_ssid(char *device, char *ssid){  int skfd;            /* the socket */  struct iwreq wrq;    /* Get a socket */  skfd = socket(AF_INET, SOCK_DGRAM, 0);    strncpy(wrq.ifr_name, device, IFNAMSIZ);  wrq.u.essid.pointer = (caddr_t) ssid;  wrq.u.essid.length=0;  wrq.u.essid.flags = 0;  if (ioctl(skfd, SIOCGIWESSID, &wrq) < 0) {    return -1;  }  close(skfd);  return 0;}/* This function graciously provided by  Denis Belanger <denis.belanger@colubris.com> along with the significant crypto functionality in eapcryt.c*/inteapol_wireless_set_key(char *device, u_char *key, int keylen, int index){  int rc = 0;  int skfd;  struct iwreq wrq;  skfd = socket(AF_INET, SOCK_DGRAM, 0);  strncpy(wrq.ifr_name, device, IFNAMSIZ);  wrq.u.data.flags = ((index & 0x7f) + 1) & IW_ENCODE_INDEX;  wrq.u.data.length = keylen;  wrq.u.data.pointer = (caddr_t)key;  if (ioctl(skfd, SIOCSIWENCODE, &wrq) < 0) {    xlogf(DEBUG_NORMAL, "Failed to set a WEP key\n");    rc =  -1;  }  else {	xlogf(DEBUG_NORMAL, "Successfully set WEP key "	      " [%d]\n", (index & 0x7f)+1);    if (index & 0x80) {      /* This is an unicast key: use it for transmission */      strncpy(wrq.ifr_name, device, IFNAMSIZ);      wrq.u.data.flags = ((index & 0x7f) + 1) & IW_ENCODE_INDEX;      wrq.u.data.length = 0;      wrq.u.data.pointer = (caddr_t)NULL;      if (ioctl(skfd, SIOCSIWENCODE, &wrq) < 0) {	xlogf(DEBUG_NORMAL, "Failed to set the WEP transmit key ID\n");	rc =  -1;      }      else	xlogf(DEBUG_NORMAL, "Successfully set the WEP transmit key "	      " [%d]\n", (index & 0x7f)+1);    }  }  close(skfd);  return rc;}int eapol_wireless_init(){  return 0;}int eapol_wireless_cleanup(){  return 0;}/*** EOF ***/