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📄 Makefile(822 B)
📄 Makefile.depend(294 B)
📄 sdp-int.h(2.28 KB)
📄 sdp.3(11.25 KB)
📄 sdp.h(21.58 KB)
📄 search.c(9.91 KB)
📄 service.c(5.68 KB)
📄 session.c(4.72 KB)
📄 util.c(13.88 KB)

Editing: sdp.h

/*-
 * sdp.h
 *
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2001-2003 Maksim Yevmenkin <m_evmenkin@yahoo.com>
 * 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 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 AUTHOR 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.
 *
 * $Id: sdp.h,v 1.3 2003/09/05 00:33:59 max Exp $
 * $FreeBSD$
 */

#ifndef _SDP_H_
#define _SDP_H_

__BEGIN_DECLS

/*
 * Data representation (page 349)
 */

/* Nil, the null type */
#define SDP_DATA_NIL					0x00

/* Unsigned integer */
#define SDP_DATA_UINT8					0x08
#define SDP_DATA_UINT16					0x09
#define SDP_DATA_UINT32					0x0A
#define SDP_DATA_UINT64					0x0B
#define SDP_DATA_UINT128				0x0C

/* Signed two's-complement integer */
#define SDP_DATA_INT8					0x10
#define SDP_DATA_INT16					0x11
#define SDP_DATA_INT32					0x12
#define SDP_DATA_INT64					0x13
#define SDP_DATA_INT128					0x14

/* UUID, a universally unique identifier */
#define SDP_DATA_UUID16					0x19
#define SDP_DATA_UUID32					0x1A
#define SDP_DATA_UUID128				0x1C

/* Text string */
#define SDP_DATA_STR8					0x25
#define SDP_DATA_STR16					0x26
#define SDP_DATA_STR32					0x27

/* Boolean */
#define SDP_DATA_BOOL					0x28

/* 
 * Data element sequence.
 * A data element whose data field is a sequence of data elements
 */
#define SDP_DATA_SEQ8					0x35
#define SDP_DATA_SEQ16					0x36
#define SDP_DATA_SEQ32					0x37

/*
 * Data element alternative.
 * A data element whose data field is a sequence of data elements from 
 * which one data element is to be selected.
 */
#define SDP_DATA_ALT8					0x3D 
#define SDP_DATA_ALT16					0x3E
#define SDP_DATA_ALT32					0x3F

/* URL, a uniform resource locator */
#define SDP_DATA_URL8					0x45
#define SDP_DATA_URL16					0x46
#define SDP_DATA_URL32					0x47

/*
 * Protocols UUID (short) https://www.bluetooth.org/assigned-numbers/service_discovery.php
 * BASE UUID 00000000-0000-1000-8000-00805F9B34FB
 */

#define SDP_UUID_PROTOCOL_SDP				0x0001
#define SDP_UUID_PROTOCOL_UDP				0x0002
#define SDP_UUID_PROTOCOL_RFCOMM			0x0003
#define SDP_UUID_PROTOCOL_TCP				0x0004
#define SDP_UUID_PROTOCOL_TCS_BIN			0x0005
#define SDP_UUID_PROTOCOL_TCS_AT			0x0006
#define SDP_UUID_PROTOCOL_OBEX				0x0008
#define SDP_UUID_PROTOCOL_IP				0x0009
#define SDP_UUID_PROTOCOL_FTP				0x000A
#define SDP_UUID_PROTOCOL_HTTP				0x000C
#define SDP_UUID_PROTOCOL_WSP				0x000E
#define SDP_UUID_PROTOCOL_BNEP				0x000F
#define SDP_UUID_PROTOCOL_UPNP				0x0010
#define SDP_UUID_PROTOCOL_HIDP				0x0011
#define SDP_UUID_PROTOCOL_HARDCOPY_CONTROL_CHANNEL	0x0012
#define SDP_UUID_PROTOCOL_HARDCOPY_DATA_CHANNEL		0x0014
#define SDP_UUID_PROTOCOL_HARDCOPY_NOTIFICATION		0x0016
#define SDP_UUID_PROTOCOL_AVCTP				0x0017
#define SDP_UUID_PROTOCOL_AVDTP				0x0019
#define SDP_UUID_PROTOCOL_CMPT				0x001B
#define SDP_UUID_PROTOCOL_UDI_C_PLANE			0x001D
#define SDP_UUID_PROTOCOL_L2CAP				0x0100

/*
 * Service class IDs https://www.bluetooth.org/assigned-numbers/service_discovery.php
 */

#define SDP_SERVICE_CLASS_SERVICE_DISCOVERY_SERVER	0x1000
#define SDP_SERVICE_CLASS_BROWSE_GROUP_DESCRIPTOR	0x1001
#define SDP_SERVICE_CLASS_PUBLIC_BROWSE_GROUP		0x1002
#define SDP_SERVICE_CLASS_SERIAL_PORT			0x1101
#define SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP		0x1102
#define SDP_SERVICE_CLASS_DIALUP_NETWORKING		0x1103
#define SDP_SERVICE_CLASS_IR_MC_SYNC			0x1104
#define SDP_SERVICE_CLASS_OBEX_OBJECT_PUSH		0x1105
#define SDP_SERVICE_CLASS_OBEX_FILE_TRANSFER		0x1106
#define SDP_SERVICE_CLASS_IR_MC_SYNC_COMMAND		0x1107
#define SDP_SERVICE_CLASS_HEADSET			0x1108
#define SDP_SERVICE_CLASS_CORDLESS_TELEPHONY		0x1109
#define SDP_SERVICE_CLASS_AUDIO_SOURCE			0x110A
#define SDP_SERVICE_CLASS_AUDIO_SINK			0x110B
#define SDP_SERVICE_CLASS_AV_REMOTE_CONTROL_TARGET	0x110C
#define SDP_SERVICE_CLASS_ADVANCED_AUDIO_DISTRIBUTION	0x110D
#define SDP_SERVICE_CLASS_AV_REMOTE_CONTROL		0x110E
#define SDP_SERVICE_CLASS_VIDEO_CONFERENCING		0x110F
#define SDP_SERVICE_CLASS_INTERCOM			0x1110
#define SDP_SERVICE_CLASS_FAX				0x1111
#define SDP_SERVICE_CLASS_HEADSET_AUDIO_GATEWAY		0x1112
#define SDP_SERVICE_CLASS_WAP				0x1113
#define SDP_SERVICE_CLASS_WAP_CLIENT			0x1114
#define SDP_SERVICE_CLASS_PANU				0x1115
#define SDP_SERVICE_CLASS_NAP				0x1116
#define SDP_SERVICE_CLASS_GN				0x1117
#define SDP_SERVICE_CLASS_DIRECT_PRINTING		0x1118
#define SDP_SERVICE_CLASS_REFERENCE_PRINTING		0x1119
#define SDP_SERVICE_CLASS_IMAGING			0x111A
#define SDP_SERVICE_CLASS_IMAGING_RESPONDER		0x111B
#define SDP_SERVICE_CLASS_IMAGING_AUTOMATIC_ARCHIVE	0x111C
#define SDP_SERVICE_CLASS_IMAGING_REFERENCED_OBJECTS	0x111D
#define SDP_SERVICE_CLASS_HANDSFREE			0x111E
#define SDP_SERVICE_CLASS_HANDSFREE_AUDIO_GATEWAY	0x111F
#define SDP_SERVICE_CLASS_DIRECT_PRINTING_REFERENCE_OBJECTS	0x1120
#define SDP_SERVICE_CLASS_REFLECTED_UI			0x1121
#define SDP_SERVICE_CLASS_BASIC_PRINTING		0x1122
#define SDP_SERVICE_CLASS_PRINTING_STATUS		0x1123
#define SDP_SERVICE_CLASS_HUMAN_INTERFACE_DEVICE	0x1124
#define SDP_SERVICE_CLASS_HARDCOPY_CABLE_REPLACEMENT	0x1125
#define SDP_SERVICE_CLASS_HCR_PRINT			0x1126
#define SDP_SERVICE_CLASS_HCR_SCAN			0x1127
#define SDP_SERVICE_CLASS_COMMON_ISDN_ACCESS		0x1128
#define SDP_SERVICE_CLASS_VIDEO_CONFERENCING_GW		0x1129
#define SDP_SERVICE_CLASS_UDI_MT			0x112A
#define SDP_SERVICE_CLASS_UDI_TA			0x112B
#define SDP_SERVICE_CLASS_AUDIO_VIDEO			0x112C
#define SDP_SERVICE_CLASS_SIM_ACCESS			0x112D
#define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS_PCE		0x112E
#define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE		0x112F
#define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS		0x1130
#define SDP_SERVICE_CLASS_PNP_INFORMATION		0x1200
#define SDP_SERVICE_CLASS_GENERIC_NETWORKING		0x1201
#define SDP_SERVICE_CLASS_GENERIC_FILE_TRANSFER		0x1202
#define SDP_SERVICE_CLASS_GENERIC_AUDIO			0x1203
#define SDP_SERVICE_CLASS_GENERIC_TELEPHONY		0x1204
#define SDP_SERVICE_CLASS_UPNP				0x1205
#define SDP_SERVICE_CLASS_UPNP_IP			0x1206
#define SDP_SERVICE_CLASS_ESDP_UPNP_IP_PAN		0x1300
#define SDP_SERVICE_CLASS_ESDP_UPNP_IP_LAP		0x1301
#define SDP_SERVICE_CLASS_ESDP_UPNP_L2CAP		0x1302
#define SDP_SERVICE_CLASS_VIDEO_SOURCE			0x1303
#define SDP_SERVICE_CLASS_VIDEO_SINK			0x1304
#define SDP_SERVICE_CLASS_VIDEO_DISTRIBUTION		0x1305

/*
 * Universal attribute definitions (page 366) and
 * https://www.bluetooth.org/assigned-numbers/service_discovery.php
 */

#define SDP_ATTR_RANGE(lo, hi) \
	(uint32_t)(((uint16_t)(lo) << 16) | ((uint16_t)(hi)))

#define SDP_ATTR_SERVICE_RECORD_HANDLE			0x0000
#define SDP_ATTR_SERVICE_CLASS_ID_LIST			0x0001
#define SDP_ATTR_SERVICE_RECORD_STATE			0x0002
#define SDP_ATTR_SERVICE_ID				0x0003
#define SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST		0x0004
#define SDP_ATTR_BROWSE_GROUP_LIST			0x0005
#define SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST	0x0006
#define SDP_ATTR_SERVICE_INFO_TIME_TO_LIVE		0x0007
#define SDP_ATTR_SERVICE_AVAILABILITY			0x0008
#define SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST	0x0009
#define SDP_ATTR_DOCUMENTATION_URL			0x000A
#define SDP_ATTR_CLIENT_EXECUTABLE_URL			0x000B
#define SDP_ATTR_ICON_URL				0x000C
#define SDP_ATTR_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS	0x000D
#define SDP_ATTR_GROUP_ID				0x0200
#define SDP_ATTR_IP_SUBNET				0x0200
#define SDP_ATTR_VERSION_NUMBER_LIST			0x0200
#define SDP_ATTR_SERVICE_DATABASE_STATE			0x0201
#define SDP_ATTR_SERVICE_VERSION			0x0300
#define SDP_ATTR_EXTERNAL_NETWORK			0x0301
#define SDP_ATTR_NETWORK				0x0301
#define SDP_ATTR_SUPPORTED_DATA_STORES_LIST		0x0301
#define SDP_ATTR_FAX_CLASS1_SUPPORT			0x0302
#define SDP_ATTR_REMOTE_AUDIO_VOLUME_CONTROL		0x0302
#define SDP_ATTR_FAX_CLASS20_SUPPORT			0x0303
#define SDP_ATTR_SUPPORTED_FORMATS_LIST			0x0303
#define SDP_ATTR_FAX_CLASS2_SUPPORT			0x0304
#define SDP_ATTR_AUDIO_FEEDBACK_SUPPORT			0x0305
#define SDP_ATTR_NETWORK_ADDRESS			0x0306
#define SDP_ATTR_WAP_GATEWAY				0x0307
#define SDP_ATTR_HOME_PAGE_URL				0x0308
#define SDP_ATTR_WAP_STACK_TYPE				0x0309
#define SDP_ATTR_SECURITY_DESCRIPTION			0x030A
#define SDP_ATTR_NET_ACCESS_TYPE			0x030B
#define SDP_ATTR_MAX_NET_ACCESS_RATE			0x030C
#define SDP_ATTR_IPV4_SUBNET				0x030D
#define SDP_ATTR_IPV6_SUBNET				0x030E
#define SDP_ATTR_SUPPORTED_CAPABALITIES			0x0310
#define SDP_ATTR_SUPPORTED_FEATURES			0x0311
#define SDP_ATTR_SUPPORTED_FUNCTIONS			0x0312
#define SDP_ATTR_TOTAL_IMAGING_DATA_CAPACITY		0x0313
#define SDP_ATTR_SUPPORTED_REPOSITORIES			0x0314

/*
 * The offset must be added to the attribute ID base (contained in the 
 * LANGUAGE_BASE_ATTRIBUTE_ID_LIST attribute) in order to compute the 
 * attribute ID for these attributes.
 */

#define SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID		0x0100
#define SDP_ATTR_SERVICE_NAME_OFFSET			0x0000
#define SDP_ATTR_SERVICE_DESCRIPTION_OFFSET		0x0001
#define SDP_ATTR_PROVIDER_NAME_OFFSET			0x0002

/*
 * Protocol data unit (PDU) format (page 352)
 */

#define SDP_PDU_ERROR_RESPONSE				0x01
#define SDP_PDU_SERVICE_SEARCH_REQUEST			0x02
#define SDP_PDU_SERVICE_SEARCH_RESPONSE			0x03
#define SDP_PDU_SERVICE_ATTRIBUTE_REQUEST		0x04
#define SDP_PDU_SERVICE_ATTRIBUTE_RESPONSE		0x05
#define SDP_PDU_SERVICE_SEARCH_ATTRIBUTE_REQUEST	0x06
#define SDP_PDU_SERVICE_SEARCH_ATTRIBUTE_RESPONSE	0x07

struct sdp_pdu {
	uint8_t		pid;	/* PDU ID - SDP_PDU_xxx */
	uint16_t	tid;	/* transaction ID */
	uint16_t	len;	/* parameters length (in bytes) */
} __attribute__ ((packed));
typedef struct sdp_pdu		sdp_pdu_t;
typedef struct sdp_pdu *	sdp_pdu_p;

/*
 * Error codes for SDP_PDU_ERROR_RESPONSE
 */

#define SDP_ERROR_CODE_INVALID_SDP_VERSION		0x0001
#define SDP_ERROR_CODE_INVALID_SERVICE_RECORD_HANDLE	0x0002
#define SDP_ERROR_CODE_INVALID_REQUEST_SYNTAX		0x0003
#define SDP_ERROR_CODE_INVALID_PDU_SIZE			0x0004
#define SDP_ERROR_CODE_INVALID_CONTINUATION_STATE	0x0005
#define SDP_ERROR_CODE_INSUFFICIENT_RESOURCES		0x0006

/*
 * SDP int128/uint128 parameter
 */

struct int128 {
	int8_t	b[16];
};
typedef struct int128	int128_t;
typedef struct int128	uint128_t;

/*
 * SDP attribute
 */

struct sdp_attr {
	uint16_t	 flags;
#define SDP_ATTR_OK		(0 << 0)
#define SDP_ATTR_INVALID	(1 << 0)
#define SDP_ATTR_TRUNCATED	(1 << 1)
	uint16_t	 attr;  /* SDP_ATTR_xxx */
	uint32_t	 vlen;	/* length of the value[] in bytes */
	uint8_t		*value;	/* base pointer */
};
typedef struct sdp_attr		sdp_attr_t;
typedef struct sdp_attr *	sdp_attr_p;

/******************************************************************************
 * User interface
 *****************************************************************************/

/* Inline versions of get/put byte/short/long. Pointer is advanced */
#define SDP_GET8(b, cp) { \
	const uint8_t *t_cp = (const uint8_t *)(cp); \
	(b) = *t_cp; \
	(cp) ++; \
}

#define SDP_GET16(s, cp) { \
	const uint8_t *t_cp = (const uint8_t *)(cp); \
	(s) = ((uint16_t)t_cp[0] << 8) \
	    | ((uint16_t)t_cp[1]) \
	    ; \
	(cp) += 2; \
}

#define SDP_GET32(l, cp) { \
	const uint8_t *t_cp = (const uint8_t *)(cp); \
	(l) = ((uint32_t)t_cp[0] << 24) \
	    | ((uint32_t)t_cp[1] << 16) \
	    | ((uint32_t)t_cp[2] << 8) \
	    | ((uint32_t)t_cp[3]) \
	    ; \
	(cp) += 4; \
}

#define SDP_GET64(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	(l) = ((uint64_t)t_cp[0] << 56) \
	    | ((uint64_t)t_cp[1] << 48) \
	    | ((uint64_t)t_cp[2] << 40) \
	    | ((uint64_t)t_cp[3] << 32) \
	    | ((uint64_t)t_cp[4] << 24) \
	    | ((uint64_t)t_cp[5] << 16) \
	    | ((uint64_t)t_cp[6] << 8) \
	    | ((uint64_t)t_cp[7]) \
	    ; \
	(cp) += 8; \
}

#if BYTE_ORDER == LITTLE_ENDIAN
#define SDP_GET128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	(l)->b[15] = *t_cp++; \
	(l)->b[14] = *t_cp++; \
	(l)->b[13] = *t_cp++; \
	(l)->b[12] = *t_cp++; \
	(l)->b[11] = *t_cp++; \
	(l)->b[10] = *t_cp++; \
	(l)->b[9]  = *t_cp++; \
	(l)->b[8]  = *t_cp++; \
	(l)->b[7]  = *t_cp++; \
	(l)->b[6]  = *t_cp++; \
	(l)->b[5]  = *t_cp++; \
	(l)->b[4]  = *t_cp++; \
	(l)->b[3]  = *t_cp++; \
	(l)->b[2]  = *t_cp++; \
	(l)->b[1]  = *t_cp++; \
	(l)->b[0]  = *t_cp++; \
	(cp) += 16; \
}

#define SDP_GET_UUID128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	(l)->b[0]  = *t_cp++; \
	(l)->b[1]  = *t_cp++; \
	(l)->b[2]  = *t_cp++; \
	(l)->b[3]  = *t_cp++; \
	(l)->b[4]  = *t_cp++; \
	(l)->b[5]  = *t_cp++; \
	(l)->b[6]  = *t_cp++; \
	(l)->b[7]  = *t_cp++; \
	(l)->b[8]  = *t_cp++; \
	(l)->b[9]  = *t_cp++; \
	(l)->b[10] = *t_cp++; \
	(l)->b[11] = *t_cp++; \
	(l)->b[12] = *t_cp++; \
	(l)->b[13] = *t_cp++; \
	(l)->b[14] = *t_cp++; \
	(l)->b[15] = *t_cp++; \
	(cp) += 16; \
}
#elif BYTE_ORDER == BIG_ENDIAN
#define SDP_GET128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	(l)->b[0]  = *t_cp++; \
	(l)->b[1]  = *t_cp++; \
	(l)->b[2]  = *t_cp++; \
	(l)->b[3]  = *t_cp++; \
	(l)->b[4]  = *t_cp++; \
	(l)->b[5]  = *t_cp++; \
	(l)->b[6]  = *t_cp++; \
	(l)->b[7]  = *t_cp++; \
	(l)->b[8]  = *t_cp++; \
	(l)->b[9]  = *t_cp++; \
	(l)->b[10] = *t_cp++; \
	(l)->b[11] = *t_cp++; \
	(l)->b[12] = *t_cp++; \
	(l)->b[13] = *t_cp++; \
	(l)->b[14] = *t_cp++; \
	(l)->b[15] = *t_cp++; \
	(cp) += 16; \
}

#define	SDP_GET_UUID128(l, cp)	SDP_GET128(l, cp)
#else
#error	"Unsupported BYTE_ORDER"
#endif /* BYTE_ORDER */

#define SDP_PUT8(b, cp) { \
	register uint8_t t_b = (uint8_t)(b); \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp = t_b; \
	(cp) ++; \
}

#define SDP_PUT16(s, cp) { \
	register uint16_t t_s = (uint16_t)(s); \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = t_s >> 8; \
	*t_cp   = t_s; \
	(cp) += 2; \
}

#define SDP_PUT32(l, cp) { \
	register uint32_t t_l = (uint32_t)(l); \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = t_l >> 24; \
	*t_cp++ = t_l >> 16; \
	*t_cp++ = t_l >> 8; \
	*t_cp   = t_l; \
	(cp) += 4; \
}

#define SDP_PUT64(l, cp) { \
	register uint64_t t_l = (uint64_t)(l); \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = t_l >> 56; \
	*t_cp++ = t_l >> 48; \
	*t_cp++ = t_l >> 40; \
	*t_cp++ = t_l >> 32; \
	*t_cp++ = t_l >> 24; \
	*t_cp++ = t_l >> 16; \
	*t_cp++ = t_l >> 8; \
	*t_cp   = t_l; \
	(cp) += 8; \
}

#if BYTE_ORDER == LITTLE_ENDIAN
#define SDP_PUT128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = (l)->b[15]; \
	*t_cp++ = (l)->b[14]; \
	*t_cp++ = (l)->b[13]; \
	*t_cp++ = (l)->b[12]; \
	*t_cp++ = (l)->b[11]; \
	*t_cp++ = (l)->b[10]; \
	*t_cp++ = (l)->b[9];  \
	*t_cp++ = (l)->b[8];  \
	*t_cp++ = (l)->b[7];  \
	*t_cp++ = (l)->b[6];  \
	*t_cp++ = (l)->b[5];  \
	*t_cp++ = (l)->b[4];  \
	*t_cp++ = (l)->b[3];  \
	*t_cp++ = (l)->b[2];  \
	*t_cp++ = (l)->b[1];  \
	*t_cp   = (l)->b[0];  \
	(cp) += 16; \
}

#define SDP_PUT_UUID128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = (l)->b[0];  \
	*t_cp++ = (l)->b[1];  \
	*t_cp++ = (l)->b[2];  \
	*t_cp++ = (l)->b[3];  \
	*t_cp++ = (l)->b[4];  \
	*t_cp++ = (l)->b[5];  \
	*t_cp++ = (l)->b[6];  \
	*t_cp++ = (l)->b[7];  \
	*t_cp++ = (l)->b[8];  \
	*t_cp++ = (l)->b[9];  \
	*t_cp++ = (l)->b[10]; \
	*t_cp++ = (l)->b[11]; \
	*t_cp++ = (l)->b[12]; \
	*t_cp++ = (l)->b[13]; \
	*t_cp++ = (l)->b[14]; \
	*t_cp   = (l)->b[15]; \
	(cp) += 16; \
}
#elif BYTE_ORDER == BIG_ENDIAN
#define SDP_PUT128(l, cp) { \
	register uint8_t *t_cp = (uint8_t *)(cp); \
	*t_cp++ = (l)->b[0];  \
	*t_cp++ = (l)->b[1];  \
	*t_cp++ = (l)->b[2];  \
	*t_cp++ = (l)->b[3];  \
	*t_cp++ = (l)->b[4];  \
	*t_cp++ = (l)->b[5];  \
	*t_cp++ = (l)->b[6];  \
	*t_cp++ = (l)->b[7];  \
	*t_cp++ = (l)->b[8];  \
	*t_cp++ = (l)->b[9];  \
	*t_cp++ = (l)->b[10]; \
	*t_cp++ = (l)->b[11]; \
	*t_cp++ = (l)->b[12]; \
	*t_cp++ = (l)->b[13]; \
	*t_cp++ = (l)->b[14]; \
	*t_cp   = (l)->b[15]; \
	(cp) += 16; \
}

#define SDP_PUT_UUID128(l, cp)	SDP_PUT128(l, cp)
#else
#error	"Unsupported BYTE_ORDER"
#endif /* BYTE_ORDER */

void *             sdp_open       (bdaddr_t const *l, bdaddr_t const *r);
void *             sdp_open_local (char const *control);
int32_t            sdp_close      (void *xs);
int32_t            sdp_error      (void *xs);
int32_t            sdp_get_lcaddr (void *xs, bdaddr_t *l);

int32_t            sdp_search     (void *xs,
                                   uint32_t plen, uint16_t const *pp,
                                   uint32_t alen, uint32_t const *ap,
                                   uint32_t vlen, sdp_attr_t *vp);

char const *	   sdp_attr2desc  (uint16_t attr);
char const *	   sdp_uuid2desc  (uint16_t uuid);
void               sdp_print      (uint32_t level, uint8_t const *start,
                                   uint8_t const *end);

/******************************************************************************
 * sdpd interface and Bluetooth profiles data
 *****************************************************************************/

#define SDP_LOCAL_PATH	"/var/run/sdp"
#define SDP_LOCAL_MTU	4096

/*
 * These are NOT defined in spec and only accepted on control sockets.
 * The response to these request always will be SDP_PDU_ERROR_RESPONSE.
 * The first 2 bytes (after PDU header) is an error code (in network
 * byte order). The rest of the data (pdu->len - 2) is a response data
 * and depend on the request.
 *
 * SDP_PDU_SERVICE_REGISTER_REQUEST
 * 	pdu_header_t	hdr;
 *	u_int16_t	uuid;	service class UUID (network byte order)
 *	bdaddr_t	bdaddr;	local BD_ADDR (or ANY)
 *	profile data[pdu->len - sizeof(uuid) - sizeof(bdaddr)]
 *
 * in successful response additional data will contain 4 bytes record handle
 *
 *
 * SDP_PDU_SERVICE_UNREGISTER_REQUEST
 *	pdu_header_t	hdr;
 *	u_int32_t	record_handle;	(network byte order)
 * 
 * no additional data in response.
 *
 *
 * SDP_PDU_SERVICE_CHANGE_REQUEST
 * 	pdu_header_t	hdr;
 *	u_int32_t	record_handle;	(network byte order)
 *	profile data[pdu->len - sizeof(record_handle)]
 *
 * no additional data in response.
 */

#define SDP_PDU_SERVICE_REGISTER_REQUEST	0x81
#define SDP_PDU_SERVICE_UNREGISTER_REQUEST	0x82
#define SDP_PDU_SERVICE_CHANGE_REQUEST		0x83

struct sdp_audio_sink_profile
{
	uint16_t psm;
	uint16_t protover;
	uint16_t features;
};
typedef struct sdp_audio_sink_profile	sdp_audio_sink_profile_t;
typedef struct sdp_audio_sink_profile	*sdp_audio_sink_profile_p;

struct sdp_audio_source_profile
{
	uint16_t psm;
	uint16_t protover;
	uint16_t features;
};
typedef struct sdp_audio_source_profile	sdp_audio_source_profile_t;
typedef struct sdp_audio_source_profile *sdp_audio_source_profile_p;

struct sdp_dun_profile
{
	uint8_t	server_channel;
	uint8_t	audio_feedback_support;
	uint8_t	reserved[2];
};
typedef struct sdp_dun_profile		sdp_dun_profile_t;
typedef struct sdp_dun_profile *	sdp_dun_profile_p;

struct sdp_ftrn_profile
{
	uint8_t	server_channel;
	uint8_t	reserved[3];
};
typedef struct sdp_ftrn_profile		sdp_ftrn_profile_t;
typedef struct sdp_ftrn_profile *	sdp_ftrn_profile_p;

/* Keep this in sync with sdp_opush_profile */
struct sdp_irmc_profile
{
	uint8_t	server_channel;
	uint8_t	supported_formats_size;
	uint8_t	supported_formats[30];
};
typedef struct sdp_irmc_profile		sdp_irmc_profile_t;
typedef struct sdp_irmc_profile *	sdp_irmc_profile_p;

struct sdp_irmc_command_profile
{
	uint8_t	server_channel;
	uint8_t	reserved[3];
};
typedef struct sdp_irmc_command_profile		sdp_irmc_command_profile_t;
typedef struct sdp_irmc_command_profile *	sdp_irmc_command_profile_p;

struct sdp_lan_profile
{
	uint8_t		server_channel;
	uint8_t		load_factor;
	uint8_t		reserved;
	uint8_t		ip_subnet_radius;
	uint32_t	ip_subnet;
};
typedef struct sdp_lan_profile		sdp_lan_profile_t;
typedef struct sdp_lan_profile *	sdp_lan_profile_p;

/* Keep this in sync with sdp_irmc_profile */
struct sdp_opush_profile
{
	uint8_t	server_channel;
	uint8_t	supported_formats_size;
	uint8_t	supported_formats[30];
};
typedef struct sdp_opush_profile	sdp_opush_profile_t;
typedef struct sdp_opush_profile *	sdp_opush_profile_p;

struct sdp_sp_profile
{
	uint8_t	server_channel;
	uint8_t	reserved[3];
};
typedef struct sdp_sp_profile	sdp_sp_profile_t;
typedef struct sdp_sp_profile *	sdp_sp_profile_p;

struct sdp_nap_profile
{
	uint8_t		reserved;
	uint8_t		load_factor;
	uint16_t	psm;			/* HBO */
	uint16_t	security_description;	/* HBO */
	uint16_t	net_access_type;	/* HBO */
	uint32_t	max_net_access_rate;	/* HBO */
};
typedef struct sdp_nap_profile		sdp_nap_profile_t;
typedef struct sdp_nap_profile *	sdp_nap_profile_p;

struct sdp_gn_profile
{	
	uint8_t		reserved;
	uint8_t		load_factor;
	uint16_t	psm;			/* HBO */
	uint16_t	security_description;	/* HBO */
	uint16_t	reserved2;
};
typedef struct sdp_gn_profile		sdp_gn_profile_t;
typedef struct sdp_gn_profile *		sdp_gn_profile_p;

struct sdp_panu_profile
{
	uint8_t		reserved;
	uint8_t		load_factor;
	uint16_t	psm;			/* HBO */
	uint16_t	security_description;	/* HBO */
	uint16_t	reserved2;
};
typedef struct sdp_panu_profile		sdp_panu_profile_t;
typedef struct sdp_panu_profile *	sdp_panu_profile_p;

int32_t	sdp_register_service	(void *xss, uint16_t uuid,
				 bdaddr_p const bdaddr, uint8_t const *data,
				 uint32_t datalen, uint32_t *handle);
int32_t	sdp_unregister_service	(void *xss, uint32_t handle);
int32_t	sdp_change_service	(void *xss, uint32_t handle,
				 uint8_t const *data, uint32_t datalen);

__END_DECLS

#endif /* ndef _SDP_H_ */

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