mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-11-29 15:14:31 +08:00
bd3ca4fdf4
This also fix the circular dependency of media.c and a2dp.c
Invalid read of size 8
at 0x4EA8CC2: g_slice_free_chain_with_offset (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AF33: path_free (media.c:417)
by 0x11EB39: remove_interface (object.c:563)
by 0x11F360: g_dbus_unregister_interface (object.c:715)
by 0x120C49: media_server_remove (manager.c:1098)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
by 0x178915: adapter_remove (adapter.c:2326)
by 0x17535F: btd_manager_unregister_adapter (manager.c:293)
by 0x154081: device_event (hciops.c:2643)
by 0x1543C1: io_stack_event (hciops.c:2763)
by 0x4E8C88C: g_main_context_dispatch (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4E8D087: ??? (in /lib64/libglib-2.0.so.0.2908.0)
Address 0x63f6638 is 8 bytes inside a block of size 16 free'd
at 0x4A055FE: free (vg_replace_malloc.c:366)
by 0x4E938F2: g_free (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA854E: g_slice_free1 (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA930C: g_slist_remove (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AE53: media_endpoint_remove (media.c:118)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA984A: g_slist_free_full (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AF33: path_free (media.c:417)
by 0x11EB39: remove_interface (object.c:563)
by 0x11F360: g_dbus_unregister_interface (object.c:715)
by 0x120C49: media_server_remove (manager.c:1098)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
194 lines
5.9 KiB
C
194 lines
5.9 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2006-2010 Nokia Corporation
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* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#define A2DP_CODEC_SBC 0x00
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#define A2DP_CODEC_MPEG12 0x01
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#define A2DP_CODEC_MPEG24 0x02
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#define A2DP_CODEC_ATRAC 0x03
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#define SBC_SAMPLING_FREQ_16000 (1 << 3)
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#define SBC_SAMPLING_FREQ_32000 (1 << 2)
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#define SBC_SAMPLING_FREQ_44100 (1 << 1)
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#define SBC_SAMPLING_FREQ_48000 1
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#define SBC_CHANNEL_MODE_MONO (1 << 3)
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#define SBC_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define SBC_CHANNEL_MODE_STEREO (1 << 1)
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#define SBC_CHANNEL_MODE_JOINT_STEREO 1
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#define SBC_BLOCK_LENGTH_4 (1 << 3)
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#define SBC_BLOCK_LENGTH_8 (1 << 2)
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#define SBC_BLOCK_LENGTH_12 (1 << 1)
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#define SBC_BLOCK_LENGTH_16 1
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#define SBC_SUBBANDS_4 (1 << 1)
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#define SBC_SUBBANDS_8 1
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#define SBC_ALLOCATION_SNR (1 << 1)
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#define SBC_ALLOCATION_LOUDNESS 1
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#define MPEG_CHANNEL_MODE_MONO (1 << 3)
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#define MPEG_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define MPEG_CHANNEL_MODE_STEREO (1 << 1)
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#define MPEG_CHANNEL_MODE_JOINT_STEREO 1
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#define MPEG_LAYER_MP1 (1 << 2)
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#define MPEG_LAYER_MP2 (1 << 1)
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#define MPEG_LAYER_MP3 1
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#define MPEG_SAMPLING_FREQ_16000 (1 << 5)
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#define MPEG_SAMPLING_FREQ_22050 (1 << 4)
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#define MPEG_SAMPLING_FREQ_24000 (1 << 3)
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#define MPEG_SAMPLING_FREQ_32000 (1 << 2)
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#define MPEG_SAMPLING_FREQ_44100 (1 << 1)
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#define MPEG_SAMPLING_FREQ_48000 1
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#define MAX_BITPOOL 64
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#define MIN_BITPOOL 2
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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struct sbc_codec_cap {
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struct avdtp_media_codec_capability cap;
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uint8_t channel_mode:4;
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uint8_t frequency:4;
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uint8_t allocation_method:2;
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uint8_t subbands:2;
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uint8_t block_length:4;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed));
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struct mpeg_codec_cap {
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struct avdtp_media_codec_capability cap;
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uint8_t channel_mode:4;
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uint8_t crc:1;
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uint8_t layer:3;
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uint8_t frequency:6;
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uint8_t mpf:1;
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uint8_t rfa:1;
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uint16_t bitrate;
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} __attribute__ ((packed));
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#elif __BYTE_ORDER == __BIG_ENDIAN
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struct sbc_codec_cap {
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struct avdtp_media_codec_capability cap;
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uint8_t frequency:4;
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uint8_t channel_mode:4;
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uint8_t block_length:4;
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uint8_t subbands:2;
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uint8_t allocation_method:2;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed));
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struct mpeg_codec_cap {
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struct avdtp_media_codec_capability cap;
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uint8_t layer:3;
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uint8_t crc:1;
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uint8_t channel_mode:4;
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uint8_t rfa:1;
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uint8_t mpf:1;
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uint8_t frequency:6;
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uint16_t bitrate;
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} __attribute__ ((packed));
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#else
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#error "Unknown byte order"
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#endif
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struct a2dp_sep;
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typedef void (*a2dp_endpoint_select_t) (struct a2dp_sep *sep, guint setup_id,
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void *ret, int size);
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typedef void (*a2dp_endpoint_config_t) (struct a2dp_sep *sep, guint setup_id,
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gboolean ret);
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struct a2dp_endpoint {
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const char *(*get_name) (struct a2dp_sep *sep, void *user_data);
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size_t (*get_capabilities) (struct a2dp_sep *sep,
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uint8_t **capabilities,
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void *user_data);
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int (*select_configuration) (struct a2dp_sep *sep,
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uint8_t *capabilities,
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size_t length,
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guint setup_id,
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a2dp_endpoint_select_t cb,
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void *user_data);
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int (*set_configuration) (struct a2dp_sep *sep,
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struct audio_device *dev,
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uint8_t *configuration,
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size_t length,
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guint setup_id,
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a2dp_endpoint_config_t cb,
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void *user_data);
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void (*clear_configuration) (struct a2dp_sep *sep, void *user_data);
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void (*set_delay) (struct a2dp_sep *sep, uint16_t delay,
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void *user_data);
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};
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typedef void (*a2dp_select_cb_t) (struct avdtp *session,
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struct a2dp_sep *sep, GSList *caps,
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void *user_data);
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typedef void (*a2dp_config_cb_t) (struct avdtp *session, struct a2dp_sep *sep,
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struct avdtp_stream *stream,
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struct avdtp_error *err,
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void *user_data);
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typedef void (*a2dp_stream_cb_t) (struct avdtp *session,
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struct avdtp_error *err,
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void *user_data);
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int a2dp_register(DBusConnection *conn, const bdaddr_t *src, GKeyFile *config);
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void a2dp_unregister(const bdaddr_t *src);
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struct a2dp_sep *a2dp_add_sep(const bdaddr_t *src, uint8_t type,
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uint8_t codec, gboolean delay_reporting,
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struct a2dp_endpoint *endpoint,
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void *user_data, GDestroyNotify destroy,
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int *err);
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void a2dp_remove_sep(struct a2dp_sep *sep);
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struct a2dp_sep *a2dp_get(struct avdtp *session, struct avdtp_remote_sep *sep);
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unsigned int a2dp_select_capabilities(struct avdtp *session,
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uint8_t type, const char *sender,
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a2dp_select_cb_t cb,
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void *user_data);
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unsigned int a2dp_config(struct avdtp *session, struct a2dp_sep *sep,
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a2dp_config_cb_t cb, GSList *caps,
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void *user_data);
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unsigned int a2dp_resume(struct avdtp *session, struct a2dp_sep *sep,
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a2dp_stream_cb_t cb, void *user_data);
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unsigned int a2dp_suspend(struct avdtp *session, struct a2dp_sep *sep,
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a2dp_stream_cb_t cb, void *user_data);
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gboolean a2dp_cancel(struct audio_device *dev, unsigned int id);
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gboolean a2dp_sep_lock(struct a2dp_sep *sep, struct avdtp *session);
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gboolean a2dp_sep_unlock(struct a2dp_sep *sep, struct avdtp *session);
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gboolean a2dp_sep_get_lock(struct a2dp_sep *sep);
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struct avdtp_stream *a2dp_sep_get_stream(struct a2dp_sep *sep);
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struct a2dp_sep *a2dp_get_sep(struct avdtp *session,
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struct avdtp_stream *stream);
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