xref: /freebsd/lib/lib80211/lib80211_ioctl.c (revision 0957b409a90fd597c1e9124cbaf3edd2b488f4ac)
1 /*
2  * Copyright 2001 The Aerospace Corporation.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. The name of The Aerospace Corporation may not be used to endorse or
13  *    promote products derived from this software.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 /*-
31  * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc.
32  * All rights reserved.
33  *
34  * This code is derived from software contributed to The NetBSD Foundation
35  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
36  * NASA Ames Research Center.
37  *
38  * Redistribution and use in source and binary forms, with or without
39  * modification, are permitted provided that the following conditions
40  * are met:
41  * 1. Redistributions of source code must retain the above copyright
42  *    notice, this list of conditions and the following disclaimer.
43  * 2. Redistributions in binary form must reproduce the above copyright
44  *    notice, this list of conditions and the following disclaimer in the
45  *    documentation and/or other materials provided with the distribution.
46  *
47  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
48  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
49  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
50  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
51  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
57  * POSSIBILITY OF SUCH DAMAGE.
58  */
59 
60 #include <sys/param.h>
61 #include <sys/ioctl.h>
62 #include <sys/socket.h>
63 #include <sys/sysctl.h>
64 #include <sys/time.h>
65 
66 #include <net/ethernet.h>
67 #include <net/if.h>
68 #include <net/if_dl.h>
69 #include <net/if_types.h>
70 #include <net/if_media.h>
71 #include <net/route.h>
72 
73 #include <net80211/ieee80211_ioctl.h>
74 #include <net80211/ieee80211_freebsd.h>
75 #include <net80211/ieee80211_superg.h>
76 #include <net80211/ieee80211_tdma.h>
77 #include <net80211/ieee80211_mesh.h>
78 
79 #include <assert.h>
80 #include <ctype.h>
81 #include <err.h>
82 #include <errno.h>
83 #include <fcntl.h>
84 #include <inttypes.h>
85 #include <stdio.h>
86 #include <stdlib.h>
87 #include <string.h>
88 #include <unistd.h>
89 #include <stdarg.h>
90 #include <stddef.h>		/* NB: for offsetof */
91 
92 #include "lib80211_ioctl.h"
93 
94 /*
95  * These implement basic net80211 accessor methods to wrap the IOCTL
96  * calls.
97  */
98 
99 int
100 lib80211_get80211(int s, const char *name, int type, void *data, int len)
101 {
102 	struct ieee80211req ireq;
103 
104 	(void) memset(&ireq, 0, sizeof(ireq));
105 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
106 	ireq.i_type = type;
107 	ireq.i_data = data;
108 	ireq.i_len = len;
109 	return ioctl(s, SIOCG80211, &ireq);
110 }
111 
112 int
113 lib80211_get80211len(int s, const char *name, int type, void *data, int len, int *plen)
114 {
115 	struct ieee80211req ireq;
116 
117 	(void) memset(&ireq, 0, sizeof(ireq));
118 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
119 	ireq.i_type = type;
120 	ireq.i_len = len;
121 	assert(ireq.i_len == len);	/* NB: check for 16-bit truncation */
122 	ireq.i_data = data;
123 	if (ioctl(s, SIOCG80211, &ireq) < 0)
124 		return -1;
125 	*plen = ireq.i_len;
126 	return 0;
127 }
128 
129 int
130 lib80211_get80211val(int s, const char *name, int type, int *val)
131 {
132 	struct ieee80211req ireq;
133 
134 	(void) memset(&ireq, 0, sizeof(ireq));
135 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
136 	ireq.i_type = type;
137 	if (ioctl(s, SIOCG80211, &ireq) < 0)
138 		return -1;
139 	*val = ireq.i_val;
140 	return 0;
141 }
142 
143 int
144 lib80211_set80211(int s, const char *name, int type, int val, int len, void *data)
145 {
146 	struct ieee80211req	ireq;
147 
148 	(void) memset(&ireq, 0, sizeof(ireq));
149 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
150 	ireq.i_type = type;
151 	ireq.i_val = val;
152 	ireq.i_len = len;
153 	assert(ireq.i_len == len);	/* NB: check for 16-bit truncation */
154 	ireq.i_data = data;
155 	if (ioctl(s, SIOCS80211, &ireq) < 0)
156 		return (-1);
157 	return (0);
158 }
159 
160