1 /* $NetBSD: sdp.c,v 1.2 2008/12/06 20:01:14 plunky Exp $ */
4 * Copyright (c) 2008 Iain Hibbert
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #include <sys/cdefs.h>
31 __RCSID("$NetBSD: sdp.c,v 1.2 2008/12/06 20:01:14 plunky Exp $");
38 * SDP data stream manipulation routines
41 /* Bluetooth Base UUID */
42 static const uuid_t BASE_UUID = {
48 { 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb }
52 * _sdp_match_uuid16(ptr, limit, uuid)
54 * examine SDP data stream at ptr for a UUID, and return
55 * true if it matches the supplied short alias bluetooth UUID.
56 * limit is the first address past the end of valid data.
59 _sdp_match_uuid16(uint8_t **ptr, uint8_t *limit, uint16_t uuid)
64 memcpy(&u1, &BASE_UUID, sizeof(uuid_t));
67 if (!_sdp_get_uuid(&p, limit, &u2)
68 || !uuid_equal(&u1, &u2, NULL))
76 * _sdp_get_uuid(ptr, limit, uuid)
78 * examine SDP data stream at ptr for a UUID, and extract
79 * to given storage, advancing ptr.
80 * limit is the first address past the end of valid data.
83 _sdp_get_uuid(uint8_t **ptr, uint8_t *limit, uuid_t *uuid)
95 memcpy(uuid, &BASE_UUID, sizeof(uuid_t));
96 uuid->time_low = be16dec(p);
100 case SDP_DATA_UUID32:
104 memcpy(uuid, &BASE_UUID, sizeof(uuid_t));
105 uuid->time_low = be32dec(p);
109 case SDP_DATA_UUID128:
113 uuid_dec_be(p, uuid);
126 * _sdp_get_seq(ptr, limit, seq)
128 * examine SDP data stream at ptr for a sequence. return
129 * seq pointer if found and advance ptr to next object.
130 * limit is the first address past the end of valid data.
133 _sdp_get_seq(uint8_t **ptr, uint8_t *limit, uint8_t **seq)
178 * _sdp_get_uint16(ptr, limit, value)
180 * examine SDP data stream at ptr for a uint16_t, and
181 * extract to given storage, advancing ptr.
182 * limit is the first address past the end of valid data.
185 _sdp_get_uint16(uint8_t **ptr, uint8_t *limit, uint16_t *value)
194 case SDP_DATA_UINT16: