mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-11-26 21:54:33 +08:00
a40ff5b2e1
This is not necessary anymore since all delay reporting is now added automatically whenever supported.
283 lines
9.5 KiB
C
283 lines
9.5 KiB
C
/*
|
|
*
|
|
* BlueZ - Bluetooth protocol stack for Linux
|
|
*
|
|
* Copyright (C) 2006-2010 Nokia Corporation
|
|
* Copyright (C) 2004-2010 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
|
|
*
|
|
*/
|
|
|
|
struct avdtp;
|
|
struct avdtp_stream;
|
|
struct avdtp_local_sep;
|
|
struct avdtp_remote_sep;
|
|
struct avdtp_error {
|
|
uint8_t category;
|
|
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
|
|
#define AVDTP_DELAY_REPORTING 0x08
|
|
#define AVDTP_ERRNO 0xff
|
|
|
|
/* 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 0x02
|
|
|
|
typedef 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_ENDIAN
|
|
|
|
struct 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_ENDIAN
|
|
|
|
struct 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"
|
|
#endif
|
|
|
|
typedef 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);
|
|
|
|
typedef void (*avdtp_set_configuration_cb) (struct avdtp *session,
|
|
struct avdtp_stream *stream,
|
|
struct avdtp_error *err);
|
|
|
|
/* 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);
|
|
void (*delay_report) (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,
|
|
avdtp_set_configuration_cb cb,
|
|
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);
|
|
void (*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);
|
|
gboolean (*delayreport) (struct avdtp *session,
|
|
struct avdtp_local_sep *lsep,
|
|
uint8_t rseid, uint16_t delay,
|
|
uint8_t *err, void *user_data);
|
|
};
|
|
|
|
typedef void (*avdtp_discover_cb_t) (struct avdtp *session, GSList *seps,
|
|
struct avdtp_error *err, void *user_data);
|
|
typedef void (*avdtp_disconnect_cb_t) (void *user_data);
|
|
|
|
struct avdtp *avdtp_new(int fd, size_t imtu, size_t omtu, uint16_t version);
|
|
|
|
unsigned int avdtp_add_disconnect_cb(struct avdtp *session,
|
|
avdtp_disconnect_cb_t cb,
|
|
void *user_data);
|
|
gboolean avdtp_remove_disconnect_cb(struct avdtp *session, unsigned int id);
|
|
|
|
void avdtp_shutdown(struct avdtp *session);
|
|
|
|
void avdtp_unref(struct avdtp *session);
|
|
struct avdtp *avdtp_ref(struct avdtp *session);
|
|
|
|
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_set_transport(struct avdtp_stream *stream, int fd,
|
|
size_t imtu, size_t omtu);
|
|
gboolean avdtp_stream_get_transport(struct avdtp_stream *stream, int *sock,
|
|
uint16_t *imtu, uint16_t *omtu,
|
|
GSList **caps);
|
|
struct avdtp_service_capability *avdtp_stream_get_codec(
|
|
struct avdtp_stream *stream);
|
|
gboolean avdtp_stream_has_capabilities(struct avdtp_stream *stream,
|
|
GSList *caps);
|
|
struct avdtp_remote_sep *avdtp_stream_get_remote_sep(
|
|
struct avdtp_stream *stream);
|
|
|
|
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_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,
|
|
gboolean immediate);
|
|
int avdtp_abort(struct avdtp *session, struct avdtp_stream *stream);
|
|
int avdtp_delay_report(struct avdtp *session, struct avdtp_stream *stream,
|
|
uint16_t delay);
|
|
|
|
struct avdtp_local_sep *avdtp_register_sep(uint8_t type, uint8_t media_type,
|
|
uint8_t codec_type,
|
|
gboolean delay_reporting,
|
|
struct avdtp_sep_ind *ind,
|
|
struct avdtp_sep_cfm *cfm,
|
|
void *user_data);
|
|
|
|
/* Find a matching pair of local and remote SEP ID's */
|
|
struct avdtp_remote_sep *avdtp_find_remote_sep(struct avdtp *session,
|
|
struct avdtp_local_sep *lsep);
|
|
|
|
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);
|
|
uint8_t avdtp_error_category(struct avdtp_error *err);
|
|
int avdtp_error_error_code(struct avdtp_error *err);
|
|
int avdtp_error_posix_errno(struct avdtp_error *err);
|