code.delx.au - pulseaudio/blob - src/modules/bluetooth/bluetooth-util.h

   1 #ifndef foobluetoothutilhfoo
   2 #define foobluetoothutilhfoo
   3
   4 /***
   5   This file is part of PulseAudio.
   6
   7   Copyright 2008-2009 Joao Paulo Rechi Vita
   8
   9   PulseAudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser General Public License as
  11   published by the Free Software Foundation; either version 2.1 of the
  12   License, or (at your option) any later version.
  13
  14   PulseAudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU Lesser General Public
  20   License along with PulseAudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #include <dbus/dbus.h>
  26
  27 #include <pulsecore/llist.h>
  28 #include <pulsecore/macro.h>
  29
  30 #define PA_BLUETOOTH_ERROR_NOT_SUPPORTED "org.bluez.Error.NotSupported"
  31
  32 /* UUID copied from bluez/audio/device.h */
  33 #define GENERIC_AUDIO_UUID      "00001203-0000-1000-8000-00805f9b34fb"
  34
  35 #define HSP_HS_UUID             "00001108-0000-1000-8000-00805f9b34fb"
  36 #define HSP_AG_UUID             "00001112-0000-1000-8000-00805f9b34fb"
  37
  38 #define HFP_HS_UUID             "0000111e-0000-1000-8000-00805f9b34fb"
  39 #define HFP_AG_UUID             "0000111f-0000-1000-8000-00805f9b34fb"
  40
  41 #define ADVANCED_AUDIO_UUID     "0000110d-0000-1000-8000-00805f9b34fb"
  42
  43 #define A2DP_SOURCE_UUID        "0000110a-0000-1000-8000-00805f9b34fb"
  44 #define A2DP_SINK_UUID          "0000110b-0000-1000-8000-00805f9b34fb"
  45
  46 typedef struct pa_bluetooth_uuid pa_bluetooth_uuid;
  47 typedef struct pa_bluetooth_device pa_bluetooth_device;
  48 typedef struct pa_bluetooth_discovery pa_bluetooth_discovery;
  49 typedef struct pa_bluetooth_transport pa_bluetooth_transport;
  50
  51 struct userdata;
  52
  53 struct pa_bluetooth_uuid {
  54     char *uuid;
  55     PA_LLIST_FIELDS(pa_bluetooth_uuid);
  56 };
  57
  58 enum profile {
  59     PROFILE_A2DP,
  60     PROFILE_A2DP_SOURCE,
  61     PROFILE_HSP,
  62     PROFILE_HFGW,
  63     PROFILE_OFF
  64 };
  65
  66 #define PA_BLUETOOTH_PROFILE_COUNT PROFILE_OFF
  67
  68 /* Hook data: pa_bluetooth_transport pointer. */
  69 typedef enum pa_bluetooth_transport_hook {
  70     PA_BLUETOOTH_TRANSPORT_HOOK_NREC_CHANGED, /* Call data: NULL. */
  71     PA_BLUETOOTH_TRANSPORT_HOOK_REMOVED, /* Call data: NULL. */
  72     PA_BLUETOOTH_TRANSPORT_HOOK_MAX
  73 } pa_bluetooth_transport_hook_t;
  74
  75 struct pa_bluetooth_transport {
  76     pa_bluetooth_device *device;
  77     char *owner;
  78     char *path;
  79     enum profile profile;
  80     uint8_t codec;
  81     uint8_t *config;
  82     int config_size;
  83     pa_bool_t nrec;
  84
  85     pa_hook hooks[PA_BLUETOOTH_TRANSPORT_HOOK_MAX];
  86 };
  87
  88 /* This enum is shared among Audio, Headset, AudioSink, and AudioSource, although not all values are acceptable in all profiles */
  89 typedef enum pa_bt_audio_state {
  90     PA_BT_AUDIO_STATE_INVALID = -1,
  91     PA_BT_AUDIO_STATE_DISCONNECTED,
  92     PA_BT_AUDIO_STATE_CONNECTING,
  93     PA_BT_AUDIO_STATE_CONNECTED,
  94     PA_BT_AUDIO_STATE_PLAYING
  95 } pa_bt_audio_state_t;
  96
  97 /* Hook data: pa_bluetooth_device pointer. */
  98 typedef enum pa_bluetooth_device_hook {
  99     PA_BLUETOOTH_DEVICE_HOOK_REMOVED, /* Call data: NULL. */
 100     PA_BLUETOOTH_DEVICE_HOOK_UUID_ADDED, /* Call data: const char *uuid. */
 101     PA_BLUETOOTH_DEVICE_HOOK_MAX
 102 } pa_bluetooth_device_hook_t;
 103
 104 struct pa_bluetooth_device {
 105     pa_bluetooth_discovery *discovery;
 106     pa_bool_t dead;
 107
 108     int device_info_valid;      /* 0: no results yet; 1: good results; -1: bad results ... */
 109
 110     /* Device information */
 111     char *name;
 112     char *path;
 113     pa_bluetooth_transport *transports[PA_BLUETOOTH_PROFILE_COUNT];
 114     int paired;
 115     char *alias;
 116     PA_LLIST_HEAD(pa_bluetooth_uuid, uuids);
 117     char *address;
 118     int class;
 119     int trusted;
 120
 121     /* Audio state */
 122     pa_bt_audio_state_t audio_state;
 123
 124     /* AudioSink state */
 125     pa_bt_audio_state_t audio_sink_state;
 126
 127     /* AudioSource state */
 128     pa_bt_audio_state_t audio_source_state;
 129
 130     /* Headset state */
 131     pa_bt_audio_state_t headset_state;
 132
 133     /* HandsfreeGateway state */
 134     pa_bt_audio_state_t hfgw_state;
 135
 136     pa_hook hooks[PA_BLUETOOTH_DEVICE_HOOK_MAX];
 137 };
 138
 139 pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *core);
 140 pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y);
 141 void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *d);
 142
 143 void pa_bluetooth_discovery_sync(pa_bluetooth_discovery *d);
 144
 145 pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
 146 pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
 147
 148 bool pa_bluetooth_device_any_audio_connected(const pa_bluetooth_device *d);
 149
 150 int pa_bluetooth_transport_acquire(pa_bluetooth_transport *t, const char *accesstype, size_t *imtu, size_t *omtu);
 151 void pa_bluetooth_transport_release(pa_bluetooth_transport *t, const char *accesstype);
 152
 153 pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *d);
 154
 155 const char* pa_bluetooth_get_form_factor(uint32_t class);
 156
 157 char *pa_bluetooth_cleanup_name(const char *name);
 158
 159 pa_bool_t pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid);
 160 pa_bt_audio_state_t pa_bt_audio_state_from_string(const char* value);
 161
 162 #endif