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btpand
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Makefile
(260 B)
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Makefile.depend
(322 B)
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bnep.c
(16.03 KB)
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bnep.h
(2.74 KB)
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btpand.8
(6.18 KB)
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btpand.c
(7.3 KB)
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btpand.h
(5.25 KB)
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channel.c
(7 KB)
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client.c
(6.19 KB)
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event.c
(6.42 KB)
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event.h
(4.52 KB)
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packet.c
(2.58 KB)
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sdp.c
(4.33 KB)
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sdp.h
(1.71 KB)
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server.c
(6.89 KB)
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tap.c
(4.38 KB)
Editing: sdp.c
/* $NetBSD: sdp.c,v 1.2 2008/12/06 20:01:14 plunky Exp $ */ /*- * SPDX-License-Identifier: BSD-2-Clause-NetBSD * * Copyright (c) 2008 Iain Hibbert * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ /* $FreeBSD$ */ #include <sys/cdefs.h> __RCSID("$NetBSD: sdp.c,v 1.2 2008/12/06 20:01:14 plunky Exp $"); #include <string.h> #define L2CAP_SOCKET_CHECKED #include "sdp.h" /* * SDP data stream manipulation routines */ /* Bluetooth Base UUID */ static const uuid_t BASE_UUID = { 0x00000000, 0x0000, 0x1000, 0x80, 0x00, { 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb } }; /* * _sdp_match_uuid16(ptr, limit, uuid) * * examine SDP data stream at ptr for a UUID, and return * true if it matches the supplied short alias bluetooth UUID. * limit is the first address past the end of valid data. */ bool _sdp_match_uuid16(uint8_t **ptr, uint8_t *limit, uint16_t uuid) { uint8_t *p = *ptr; uuid_t u1, u2; memcpy(&u1, &BASE_UUID, sizeof(uuid_t)); u1.time_low = uuid; if (!_sdp_get_uuid(&p, limit, &u2) || !uuid_equal(&u1, &u2, NULL)) return false; *ptr = p; return true; } /* * _sdp_get_uuid(ptr, limit, uuid) * * examine SDP data stream at ptr for a UUID, and extract * to given storage, advancing ptr. * limit is the first address past the end of valid data. */ bool _sdp_get_uuid(uint8_t **ptr, uint8_t *limit, uuid_t *uuid) { uint8_t *p = *ptr; if (p + 1 > limit) return false; switch (*p++) { case SDP_DATA_UUID16: if (p + 2 > limit) return false; memcpy(uuid, &BASE_UUID, sizeof(uuid_t)); uuid->time_low = be16dec(p); p += 2; break; case SDP_DATA_UUID32: if (p + 4 > limit) return false; memcpy(uuid, &BASE_UUID, sizeof(uuid_t)); uuid->time_low = be32dec(p); p += 4; break; case SDP_DATA_UUID128: if (p + 16 > limit) return false; uuid_dec_be(p, uuid); p += 16; break; default: return false; } *ptr = p; return true; } /* * _sdp_get_seq(ptr, limit, seq) * * examine SDP data stream at ptr for a sequence. return * seq pointer if found and advance ptr to next object. * limit is the first address past the end of valid data. */ bool _sdp_get_seq(uint8_t **ptr, uint8_t *limit, uint8_t **seq) { uint8_t *p = *ptr; int32_t l; if (p + 1 > limit) return false; switch (*p++) { case SDP_DATA_SEQ8: if (p + 1 > limit) return false; l = *p; p += 1; break; case SDP_DATA_SEQ16: if (p + 2 > limit) return false; l = be16dec(p); p += 2; break; case SDP_DATA_SEQ32: if (p + 4 > limit) return false; l = be32dec(p); p += 4; break; default: return false; } if (p + l > limit) return false; *seq = p; *ptr = p + l; return true; } /* * _sdp_get_uint16(ptr, limit, value) * * examine SDP data stream at ptr for a uint16_t, and * extract to given storage, advancing ptr. * limit is the first address past the end of valid data. */ bool _sdp_get_uint16(uint8_t **ptr, uint8_t *limit, uint16_t *value) { uint8_t *p = *ptr; uint16_t v; if (p + 1 > limit) return false; switch (*p++) { case SDP_DATA_UINT16: if (p + 2 > limit) return false; v = be16dec(p); p += 2; break; default: return false; } *value = v; *ptr = p; return true; }
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