HardenedBSD/lib/lib80211/lib80211_ioctl.c
Adrian Chadd 127be1a706 Add lib80211, a small (but hopefully soon to grow) set of library
routines to interface with net80211.

This is all from the ifconfig program; the duplicate code from ifconfig
will be removed when it starts using this API.

Differential Revision:	https://reviews.freebsd.org/D4290
2015-11-30 04:41:50 +00:00

160 lines
5.3 KiB
C

/*
* Copyright 2001 The Aerospace Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of The Aerospace Corporation may not be used to endorse or
* promote products derived from this software.
*
* THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION ``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 AEROSPACE CORPORATION 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.
*
* $FreeBSD$
*/
/*-
* Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
* NASA Ames Research Center.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <net/ethernet.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#include <net/if_media.h>
#include <net/route.h>
#include <net80211/ieee80211_ioctl.h>
#include <net80211/ieee80211_freebsd.h>
#include <net80211/ieee80211_superg.h>
#include <net80211/ieee80211_tdma.h>
#include <net80211/ieee80211_mesh.h>
#include <assert.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <stddef.h> /* NB: for offsetof */
#include "lib80211_ioctl.h"
/*
* These implement basic net80211 accessor methods to wrap the IOCTL
* calls.
*/
int
lib80211_get80211(int s, const char *name, int type, void *data, int len)
{
struct ieee80211req ireq;
(void) memset(&ireq, 0, sizeof(ireq));
(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
ireq.i_type = type;
ireq.i_data = data;
ireq.i_len = len;
return ioctl(s, SIOCG80211, &ireq);
}
int
lib80211_get80211len(int s, const char *name, int type, void *data, int len, int *plen)
{
struct ieee80211req ireq;
(void) memset(&ireq, 0, sizeof(ireq));
(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
ireq.i_type = type;
ireq.i_len = len;
assert(ireq.i_len == len); /* NB: check for 16-bit truncation */
ireq.i_data = data;
if (ioctl(s, SIOCG80211, &ireq) < 0)
return -1;
*plen = ireq.i_len;
return 0;
}
int
lib80211_get80211val(int s, const char *name, int type, int *val)
{
struct ieee80211req ireq;
(void) memset(&ireq, 0, sizeof(ireq));
(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
ireq.i_type = type;
if (ioctl(s, SIOCG80211, &ireq) < 0)
return -1;
*val = ireq.i_val;
return 0;
}
int
lib80211_set80211(int s, const char *name, int type, int val, int len, void *data)
{
struct ieee80211req ireq;
(void) memset(&ireq, 0, sizeof(ireq));
(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
ireq.i_type = type;
ireq.i_val = val;
ireq.i_len = len;
assert(ireq.i_len == len); /* NB: check for 16-bit truncation */
ireq.i_data = data;
if (ioctl(s, SIOCS80211, &ireq) < 0)
return (-1);
return (0);
}