/* * *  BlueZ - Bluetooth protocol stack for Linux * *  Copyright (C) 2006-2007  Nokia Corporation *  Copyright (C) 2004-2008  Marcel Holtmann <marcel@holtmann.org> * * *  This program is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License as published by *  the Free Software Foundation; either version 2 of the License, or *  (at your option) any later version. * *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. * *  You should have received a copy of the GNU General Public License *  along with this program; if not, write to the Free Software *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA * */typedef enum {	AVDTP_ERROR_ERRNO,	AVDTP_ERROR_ERROR_CODE} avdtp_error_type_t;struct avdtp;struct avdtp_stream;struct avdtp_local_sep;struct avdtp_remote_sep;struct avdtp_error {	avdtp_error_type_t type;	union {		uint8_t error_code;		int posix_errno;	} err;};/* SEP capability categories */#define AVDTP_MEDIA_TRANSPORT			0x01#define AVDTP_REPORTING				0x02#define AVDTP_RECOVERY				0x03#define AVDTP_CONTENT_PROTECTION		0x04#define AVDTP_HEADER_COMPRESSION		0x05#define AVDTP_MULTIPLEXING			0x06#define AVDTP_MEDIA_CODEC			0x07/* AVDTP error definitions */#define AVDTP_BAD_HEADER_FORMAT			0x01#define AVDTP_BAD_LENGTH			0x11#define AVDTP_BAD_ACP_SEID			0x12#define AVDTP_SEP_IN_USE			0x13#define AVDTP_SEP_NOT_IN_USE			0x14#define AVDTP_BAD_SERV_CATEGORY			0x17#define AVDTP_BAD_PAYLOAD_FORMAT		0x18#define AVDTP_NOT_SUPPORTED_COMMAND		0x19#define AVDTP_INVALID_CAPABILITIES		0x1A#define AVDTP_BAD_RECOVERY_TYPE			0x22#define AVDTP_BAD_MEDIA_TRANSPORT_FORMAT	0x23#define AVDTP_BAD_RECOVERY_FORMAT		0x25#define AVDTP_BAD_ROHC_FORMAT			0x26#define AVDTP_BAD_CP_FORMAT			0x27#define AVDTP_BAD_MULTIPLEXING_FORMAT		0x28#define AVDTP_UNSUPPORTED_CONFIGURATION		0x29#define AVDTP_BAD_STATE				0x31/* SEP types definitions */#define AVDTP_SEP_TYPE_SOURCE			0x00#define AVDTP_SEP_TYPE_SINK			0x01/* Media types definitions */#define AVDTP_MEDIA_TYPE_AUDIO			0x00#define AVDTP_MEDIA_TYPE_VIDEO			0x01#define AVDTP_MEDIA_TYPE_MULTIMEDIA		0x02typedef enum {	AVDTP_STATE_IDLE,	AVDTP_STATE_CONFIGURED,	AVDTP_STATE_OPEN,	AVDTP_STATE_STREAMING,	AVDTP_STATE_CLOSING,	AVDTP_STATE_ABORTING,} avdtp_state_t;struct avdtp_service_capability {	uint8_t category;	uint8_t length;	uint8_t data[0];} __attribute__ ((packed));#if __BYTE_ORDER == __LITTLE_ENDIANstruct avdtp_media_codec_capability {	uint8_t rfa0:4;	uint8_t media_type:4;	uint8_t media_codec_type;	uint8_t data[0];} __attribute__ ((packed));#elif __BYTE_ORDER == __BIG_ENDIANstruct avdtp_media_codec_capability {	uint8_t media_type:4;	uint8_t rfa0:4;	uint8_t media_codec_type;	uint8_t data[0];} __attribute__ ((packed));#else#error "Unknown byte order"#endiftypedef void (*avdtp_stream_state_cb) (struct avdtp_stream *stream,					avdtp_state_t old_state,					avdtp_state_t new_state,					struct avdtp_error *err,					void *user_data);/* Callbacks for when a reply is received to a command that we sent */struct avdtp_sep_cfm {	void (*set_configuration) (struct avdtp *session,					struct avdtp_local_sep *lsep,					struct avdtp_stream *stream,					struct avdtp_error *err,					void *user_data);	void (*get_configuration) (struct avdtp *session,					struct avdtp_local_sep *lsep,					struct avdtp_stream *stream,					struct avdtp_error *err,					void *user_data);	void (*open) (struct avdtp *session, struct avdtp_local_sep *lsep,			struct avdtp_stream *stream, struct avdtp_error *err,			void *user_data);	void (*start) (struct avdtp *session, struct avdtp_local_sep *lsep,			struct avdtp_stream *stream, struct avdtp_error *err,			void *user_data);	void (*suspend) (struct avdtp *session, struct avdtp_local_sep *lsep,				struct avdtp_stream *stream,				struct avdtp_error *err, void *user_data);	void (*close) (struct avdtp *session, struct avdtp_local_sep *lsep,				struct avdtp_stream *stream,				struct avdtp_error *err, void *user_data);	void (*abort) (struct avdtp *session, struct avdtp_local_sep *lsep,				struct avdtp_stream *stream,				struct avdtp_error *err, void *user_data);	void (*reconfigure) (struct avdtp *session,				struct avdtp_local_sep *lsep,				struct avdtp_stream *stream,				struct avdtp_error *err, void *user_data);};/* Callbacks for indicating when we received a new command. The return value * indicates whether the command should be rejected or accepted */struct avdtp_sep_ind {	gboolean (*get_capability) (struct avdtp *session,					struct avdtp_local_sep *sep,					GSList **caps, uint8_t *err,					void *user_data);	gboolean (*set_configuration) (struct avdtp *session,					struct avdtp_local_sep *lsep,					struct avdtp_stream *stream,					GSList *caps, uint8_t *err,					uint8_t *category, void *user_data);	gboolean (*get_configuration) (struct avdtp *session,					struct avdtp_local_sep *lsep,					uint8_t *err, void *user_data);	gboolean (*open) (struct avdtp *session, struct avdtp_local_sep *lsep,				struct avdtp_stream *stream, uint8_t *err,				void *user_data);	gboolean (*start) (struct avdtp *session, struct avdtp_local_sep *lsep,				struct avdtp_stream *stream, uint8_t *err,				void *user_data);	gboolean (*suspend) (struct avdtp *session,				struct avdtp_local_sep *sep,				struct avdtp_stream *stream, uint8_t *err,				void *user_data);	gboolean (*close) (struct avdtp *session, struct avdtp_local_sep *sep,				struct avdtp_stream *stream, uint8_t *err,				void *user_data);	gboolean (*abort) (struct avdtp *session, struct avdtp_local_sep *sep,				struct avdtp_stream *stream, uint8_t *err,				void *user_data);	gboolean (*reconfigure) (struct avdtp *session,					struct avdtp_local_sep *lsep,					uint8_t *err, void *user_data);};typedef void (*avdtp_discover_cb_t) (struct avdtp *session, GSList *seps,					struct avdtp_error *err, void *user_data);struct avdtp *avdtp_get(bdaddr_t *src, bdaddr_t *dst);void avdtp_unref(struct avdtp *session);struct avdtp *avdtp_ref(struct avdtp *session);gboolean avdtp_is_connected(bdaddr_t *src, bdaddr_t *dst);struct avdtp_service_capability *avdtp_service_cap_new(uint8_t category,							void *data, int size);struct avdtp_service_capability *avdtp_get_codec(struct avdtp_remote_sep *sep);int avdtp_discover(struct avdtp *session, avdtp_discover_cb_t cb,			void *user_data);gboolean avdtp_has_stream(struct avdtp *session, struct avdtp_stream *stream);unsigned int avdtp_stream_add_cb(struct avdtp *session,					struct avdtp_stream *stream,					avdtp_stream_state_cb cb, void *data);gboolean avdtp_stream_remove_cb(struct avdtp *session,				struct avdtp_stream *stream,				unsigned int id);gboolean avdtp_stream_get_transport(struct avdtp_stream *stream, int *sock,					uint16_t *imtu, uint16_t *omtu,					GSList **caps);gboolean avdtp_stream_has_capability(struct avdtp_stream *stream,				struct avdtp_service_capability *cap);gboolean avdtp_stream_has_capabilities(struct avdtp_stream *stream,					GSList *caps);int avdtp_set_configuration(struct avdtp *session,				struct avdtp_remote_sep *rsep,				struct avdtp_local_sep *lsep,				GSList *caps,				struct avdtp_stream **stream);int avdtp_get_configuration(struct avdtp *session,				struct avdtp_stream *stream);int avdtp_open(struct avdtp *session, struct avdtp_stream *stream);int avdtp_reconfigure(struct avdtp *session, GSList *caps,			struct avdtp_stream *stream);int avdtp_start(struct avdtp *session, struct avdtp_stream *stream);int avdtp_suspend(struct avdtp *session, struct avdtp_stream *stream);int avdtp_close(struct avdtp *session, struct avdtp_stream *stream);int avdtp_abort(struct avdtp *session, struct avdtp_stream *stream);struct avdtp_local_sep *avdtp_register_sep(uint8_t type, uint8_t media_type,						uint8_t codec_type,						struct avdtp_sep_ind *ind,						struct avdtp_sep_cfm *cfm,						void *user_data);/* Find a matching pair of local and remote SEP ID's */int avdtp_get_seps(struct avdtp *session, uint8_t type, uint8_t media,			uint8_t codec, struct avdtp_local_sep **lsep,			struct avdtp_remote_sep **rsep);int avdtp_unregister_sep(struct avdtp_local_sep *sep);avdtp_state_t avdtp_sep_get_state(struct avdtp_local_sep *sep);void avdtp_error_init(struct avdtp_error *err, uint8_t type, int id);const char *avdtp_strerror(struct avdtp_error *err);avdtp_error_type_t avdtp_error_type(struct avdtp_error *err);int avdtp_error_error_code(struct avdtp_error *err);int avdtp_error_posix_errno(struct avdtp_error *err);void avdtp_get_peers(struct avdtp *session, bdaddr_t *src, bdaddr_t *dst);int avdtp_init(void);void avdtp_exit(void);