Add header files of the SDP library

1 files changed, 396 insertions, 0 deletions

diff --git a/include/sdp.h b/include/sdp.h
new file mode 100644
index 00000000..77564850
--- /dev/null
+++ b/include/sdp.h
@@ -0,0 +1,396 @@
+/*
+   Service Discovery Protocol (SDP)
+   Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
+   
+   Based on original SDP implementation by Nokia Corporation.
+   Copyright (C) 2001,2002 Nokia Corporation.
+   Original author Guruprasad Krishnamurthy <guruprasad.krishnamurthy@nokia.com>
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License version 2 as
+   published by the Free Software Foundation;
+   
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+   IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY CLAIM,
+   OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+   RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+   NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
+   USE OR PERFORMANCE OF THIS SOFTWARE.
+   
+   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, COPYRIGHTS,
+   TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED.
+*/
+
+/*
+ * $Id$
+ */
+
+#ifndef SDP_H
+#define SDP_H
+
+#include <stdint.h>
+
+#define SDP_UNIX_PATH "/var/run/sdp"
+#define SDP_RESPONSE_TIMEOUT	20
+#define SDP_REQ_BUFFER_SIZE	2048
+#define SDP_RSP_BUFFER_SIZE	65535
+#define SDP_PDU_CHUNK_SIZE	1024
+
+/*
+ * All definitions are based on Bluetooth Assigned Numbers
+ * of the Bluetooth Specification
+ */
+#define SDP_PSM 		0x0001
+
+/*
+ * Protocol UUIDs
+ */
+#define SDP_UUID	0x0001
+#define RFCOMM_UUID	0x0003
+#define TCS_BIN_UUID	0x0005
+#define L2CAP_UUID	0x0100
+#define IP_UUID		0x0009
+#define UDP_UUID	0x0002
+#define TCP_UUID	0x0004
+#define TCS_BIN_UUID	0x0005
+#define TCS_AT_UUID	0x0006
+#define OBEX_UUID	0x0008
+#define FTP_UUID	0x000A
+#define HTTP_UUID	0x000C
+#define WSP_UUID	0x000E
+#define BNEP_UUID	0x000F
+#define HIDP_UUID	0x0011
+#define CMTP_UUID	0x001B
+
+/*
+ * Service class identifiers of standard services and service groups
+ */
+#define SDP_SERVER_SVCLASS_ID		0x1000
+#define BROWSE_GRP_DESC_SVCLASS_ID	0x1001
+#define PUBLIC_BROWSE_GROUP		0x1002
+#define SERIAL_PORT_SVCLASS_ID		0x1101
+#define LAN_ACCESS_SVCLASS_ID		0x1102
+#define DIALUP_NET_SVCLASS_ID		0x1103
+#define IRMC_SYNC_SVCLASS_ID		0x1104
+#define OBEX_OBJPUSH_SVCLASS_ID		0x1105
+#define OBEX_FILETRANS_SVCLASS_ID	0x1106
+#define IRMC_SYNC_CMD_SVCLASS_ID	0x1107
+#define HEADSET_SVCLASS_ID		0x1108
+#define CORDLESS_TELEPHONY_SVCLASS_ID	0x1109
+#define INTERCOM_SVCLASS_ID		0x1110
+#define FAX_SVCLASS_ID			0x1111
+#define HEADSET_AGW_SVCLASS_ID		0x1112
+#define PANU_SVCLASS_ID			0x1115
+#define NAP_SVCLASS_ID			0x1116
+#define GN_SVCLASS_ID			0x1117
+#define IMAGING_SVCLASS_ID		0x111a
+#define IMAGING_RESPONDER_SVCLASS_ID	0x111b
+#define HANDSFREE_SVCLASS_ID		0x111e
+#define HANDSFREE_AUDIO_GW_SVCLASS_ID	0x111f
+#define HID_SVCLASS_ID			0x1124
+#define CIP_SVCLASS_ID			0x1128
+#define PNP_INFO_SVCLASS_ID		0x1200
+#define GENERIC_NETWORKING_SVCLASS_ID	0x1201
+#define GENERIC_FILETRANS_SVCLASS_ID	0x1202
+#define GENERIC_AUDIO_SVCLASS_ID	0x1203
+#define GENERIC_TELEPHONY_SVCLASS_ID	0x1204
+
+/*
+ * Standard profile descriptor identifiers; note these
+ * may be identical to some of the service classes defined above
+ */
+#define SERIAL_PORT_PROFILE_ID		0x1101
+#define LAN_ACCESS_PROFILE_ID		0x1102
+#define DIALUP_NET_PROFILE_ID		0x1103
+#define IRMC_SYNC_PROFILE_ID		0x1104
+#define OBEX_OBJPUSH_PROFILE_ID		0x1105
+#define OBEX_FILETRANS_PROFILE_ID	0x1106
+#define IRMC_SYNC_CMD_PROFILE_ID	0x1107
+#define HEADSET_PROFILE_ID		0x1108
+#define CORDLESS_TELEPHONY_PROFILE_ID	0x1109
+#define INTERCOM_PROFILE_ID		0x1110
+#define FAX_PROFILE_ID			0x1111
+#define HEADSET_AGW_PROFILE_ID		0x1112
+#define PANU_PROFILE_ID			0x1115
+#define NAP_PROFILE_ID			0x1116
+#define GN_PROFILE_ID			0x1117
+#define IMAGING_PROFILE_ID		0x111a
+#define IMAGING_RESPONDER_PROFILE_ID	0x111b
+#define HANDSFREE_PROFILE_ID		0x111e
+#define HID_PROFILE_ID			0x1124
+#define CIP_PROFILE_ID			0x1128
+
+/*
+ * Attribute identifier codes
+ */
+#define SDP_SERVER_RECORD_HANDLE	0x0000
+
+/*
+ * Possible values for attribute-id are listed below. 
+ * See SDP Spec, section "Service Attribute Definitions" for more details.
+ */
+#define SDP_ATTR_RECORD_HANDLE		0x0000
+#define SDP_ATTR_SVCLASS_ID_LIST	0x0001
+#define SDP_ATTR_RECORD_STATE		0x0002
+#define SDP_ATTR_SERVICE_ID		0x0003
+#define SDP_ATTR_PROTO_DESC_LIST	0x0004
+#define SDP_ATTR_BROWSE_GRP_LIST	0x0005
+#define SDP_ATTR_LANG_BASE_ATTR_ID_LIST	0x0006
+#define SDP_ATTR_SVCINFO_TTL		0x0007
+#define SDP_ATTR_SERVICE_AVAILABILITY	0x0008
+#define SDP_ATTR_PFILE_DESC_LIST	0x0009
+#define SDP_ATTR_DOC_URL		0x000A
+#define SDP_ATTR_CLNT_EXEC_URL		0x000B
+#define SDP_ATTR_ICON_URL		0x000C
+
+#define SDP_ATTR_IP_SUBNET			0x0200
+#define SDP_ATTR_SERVICE_VERSION		0x0300
+#define SDP_EXTERNAL_NETWORK			0x0301
+#define SDP_ATTR_SUPPORTED_DATA_STORES_LIST	0x0301
+#define SDP_ATTR_REMOTE_AUDIO_VOLUME_CONTROL	0x0302
+#define SDP_ATTR_SUPPORTED_FORMATS_LIST		0x0303
+#define SDP_ATTR_SECURITY_DESC			0x030A
+#define SDP_ATTR_NET_ACCESS_TYPE		0x030B
+#define SDP_ATTR_MAX_NET_ACCESSRATE		0x030C
+#define SDP_ATTR_IP4_SUBNET			0x030D
+#define SDP_ATTR_IP6_SUBNET			0x030E
+#define SDP_SUPPORTED_FEATURES			0x0311
+
+
+/*
+ * These identifiers are based on the SDP spec stating that 
+ * "base attribute id of the primary (universal) language must be 0x0100"
+ */
+#define SDP_PRIMARY_LANG_BASE 		0x0100
+
+#define SDP_ATTR_SVCNAME_PRIMARY	0x0000 + SDP_PRIMARY_LANG_BASE
+#define SDP_ATTR_SVCDESC_PRIMARY	0x0001 + SDP_PRIMARY_LANG_BASE
+#define SDP_ATTR_PROVNAME_PRIMARY	0x0002 + SDP_PRIMARY_LANG_BASE
+
+/*
+ * Other languages should have their own offset; e.g.:
+ * #define XXXLangBase yyyy
+ * #define AttrServiceName_XXX	0x0000+XXXLangBase
+ * ...
+ */
+
+/*
+ * These attributes are specific to the SDP server only; i.e.,
+ * can be present only in the service record of the SDP server
+ */
+#define SDP_ATTR_VERSION_NUM_LIST	0x0200
+#define SDP_ATTR_SVCDB_STATE		0x0201
+#define SDP_ATTR_GROUP_ID		0x0200
+
+/*
+ * The Data representation in SDP PDUs (pps 339, 340 of BT SDP Spec)
+ * These are the exact data type+size descriptor values
+ * that go into the PDU buffer.
+ *
+ * The datatype (leading 5bits) + size descriptor (last 3 bits)
+ * is 8 bits. The size descriptor is critical to extract the
+ * right number of bytes for the data value from the PDU.
+ *
+ * For most basic types, the datatype+size descriptor is
+ * straightforward. However for constructed types and strings,
+ * the size of the data is in the next "n" bytes following the
+ * 8 bits (datatype+size) descriptor. Exactly what the "n" is
+ * specified in the 3 bits of the data size descriptor.
+ *
+ * TextString and URLString can be of size 2^{8, 16, 32} bytes
+ * DataSequence and DataSequenceAlternates can be of size 2^{8, 16, 32}
+ * The size are computed post-facto in the API and are not known apriori
+ */
+#define SDP_DATA_NIL 		0x00
+#define SDP_UINT8  		0x08
+#define SDP_UINT16		0x09
+#define SDP_UINT32		0x0A
+#define SDP_UINT64		0x0B
+#define SDP_UINT128		0x0C
+#define SDP_INT8		0x10
+#define SDP_INT16		0x11
+#define SDP_INT32		0x12
+#define SDP_INT64		0x13
+#define SDP_INT128		0x14
+#define SDP_UUID_UNSPEC		0x18
+#define SDP_UUID16		0x19
+#define SDP_UUID32		0x1A
+#define SDP_UUID128		0x1C
+#define SDP_TEXT_STR_UNSPEC	0x20
+#define SDP_TEXT_STR8		0x25
+#define SDP_TEXT_STR16		0x26
+#define SDP_TEXT_STR32		0x27
+#define SDP_BOOL		0x28
+#define SDP_SEQ_UNSPEC		0x30
+#define SDP_SEQ8		0x35
+#define SDP_SEQ16		0x36
+#define SDP_SEQ32		0x37
+#define SDP_ALT_UNSPEC		0x38
+#define SDP_ALT8		0x3D
+#define SDP_ALT16		0x3E
+#define SDP_ALT32		0x3F
+#define SDP_URL_STR_UNSPEC	0x40
+#define SDP_URL_STR8		0x45
+#define SDP_URL_STR16		0x46
+#define SDP_URL_STR32		0x47
+
+/*
+ * The PDU identifiers of SDP packets between client and server
+ */
+#define SDP_ERROR_RSP		0x01
+#define SDP_SVC_SEARCH_REQ	0x02
+#define SDP_SVC_SEARCH_RSP	0x03
+#define SDP_SVC_ATTR_REQ	0x04
+#define SDP_SVC_ATTR_RSP	0x05
+#define SDP_SVC_SEARCH_ATTR_REQ	0x06
+#define SDP_SVC_SEARCH_ATTR_RSP	0x07
+
+/*
+ * Some additions to support service registration.
+ * These are outside the scope of the Bluetooth specification
+ */
+#define SDP_SVC_REGISTER_REQ	0x75
+#define SDP_SVC_REGISTER_RSP	0x76
+#define SDP_SVC_UPDATE_REQ	0x77
+#define SDP_SVC_UPDATE_RSP	0x78
+#define SDP_SVC_REMOVE_REQ	0x79
+#define SDP_SVC_REMOVE_RSP	0x80
+
+/*
+ * Values of the flags parameter to sdp_record_register
+ */
+#define SDP_RECORD_PERSIST	0x01
+
+/*
+ * Values of the flags parameter to sdp_connect
+ */
+#define SDP_RETRY_IF_BUSY	0x01
+
+/*
+ * SDP Error codes
+ */
+#define SDP_INVALID_VERSION		0x0001
+#define SDP_INVALID_RECORD_HANDLE	0x0002
+#define SDP_INVALID_SYNTAX		0x0003
+#define SDP_INVALID_PDU_SIZE		0x0004
+#define SDP_INVALID_CSTATE		0x0005
+
+/*
+ * SDP PDU
+ */
+typedef struct {
+	uint8_t  pdu_id;
+	uint16_t tid;
+	uint16_t plen;
+} __attribute__ ((packed)) sdp_pdu_hdr_t;
+
+/*
+ * Common definitions for attributes in the SDP.
+ * Should the type of any of these change, you need only make a change here. 
+ */
+typedef struct {
+	char data[16];
+} uint128_t;
+
+typedef struct {
+	uint8_t type;
+	union {
+		uint16_t  uuid16;
+		uint32_t  uuid32;
+		uint128_t uuid128;
+	} value;
+} uuid_t;
+
+#define SDP_IS_UUID(x) ((x) == SDP_UUID16 || (x) == SDP_UUID32 || (x) ==SDP_UUID128)
+
+typedef struct _sdp_list sdp_list_t;
+struct _sdp_list {
+	sdp_list_t *next;
+	void *data;
+};
+
+/*
+ * User-visible strings can be in many languages
+ * in addition to the universal language.
+ *
+ * Language meta-data includes language code in ISO639 
+ * followed by the encoding format. The third field in this 
+ * structure is the attribute offset for the language. 
+ * User-visible strings in the specified language can be 
+ * obtained at this offset.
+ */
+typedef struct {
+	uint16_t code_ISO639;
+	uint16_t encoding;
+	uint16_t base_offset;
+} sdp_lang_attr_t;
+
+/*
+ * Profile descriptor is the Bluetooth profile metadata. If a 
+ * service conforms to a well-known profile, then its profile 
+ * identifier (UUID) is an attribute of the service. In addition,
+ * if the profile has a version number it is specified here.
+ */
+typedef struct {
+	uuid_t uuid;
+	uint16_t version;
+} sdp_profile_desc_t;
+
+typedef struct {
+	uint8_t major;
+	uint8_t minor;
+} sdp_version_t;
+
+typedef struct {
+	char *data;
+	int data_size;
+	int buf_size;
+} sdp_buf_t;
+
+typedef struct {
+	uint32_t handle;
+
+	/*
+	 * Search pattern: a sequence of all UUIDs seen in this record
+	 */
+	sdp_list_t *pattern;
+	sdp_list_t *attrlist;
+} sdp_record_t;
+
+typedef struct sdp_data_struct sdp_data_t;
+struct sdp_data_struct {
+	uint8_t dtd;
+	uint16_t attrId;
+	union {
+		int8_t    int8;
+		int16_t   int16;
+		int32_t   int32;
+		int64_t   int64;
+		uint128_t int128;
+		uint8_t   uint8;
+		uint16_t  uint16;
+		uint32_t  uint32;
+		uint64_t  uint64;
+		uint128_t uint128;
+		uuid_t    uuid;
+		char     *str;
+		sdp_data_t *dataseq;
+	} val;
+	sdp_data_t *next;
+	int unitSize;
+};
+
+/*
+ * a session with an SDP server
+ */
+typedef struct {
+	int      sock;
+	int      state;
+	int      local;
+	int      flags;
+	uint16_t tid;   // Current transaction ID
+} sdp_session_t;
+
+#endif