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 /* Hook data: pa_bluetooth_transport pointer. */
  67 typedef enum pa_bluetooth_transport_hook {
  68     PA_BLUETOOTH_TRANSPORT_HOOK_NREC_CHANGED, /* Call data: NULL. */
  69     PA_BLUETOOTH_TRANSPORT_HOOK_MAX
  70 } pa_bluetooth_transport_hook_t;
  71
  72 struct pa_bluetooth_transport {
  73     pa_bluetooth_discovery *y;
  74     char *path;
  75     enum profile profile;
  76     uint8_t codec;
  77     uint8_t *config;
  78     int config_size;
  79     pa_bool_t nrec;
  80
  81     pa_hook hooks[PA_BLUETOOTH_TRANSPORT_HOOK_MAX];
  82 };
  83
  84 /* This enum is shared among Audio, Headset, AudioSink, and AudioSource, although not all values are acceptable in all profiles */
  85 typedef enum pa_bt_audio_state {
  86     PA_BT_AUDIO_STATE_INVALID = -1,
  87     PA_BT_AUDIO_STATE_DISCONNECTED,
  88     PA_BT_AUDIO_STATE_CONNECTING,
  89     PA_BT_AUDIO_STATE_CONNECTED,
  90     PA_BT_AUDIO_STATE_PLAYING
  91 } pa_bt_audio_state_t;
  92
  93 struct pa_bluetooth_device {
  94     pa_bool_t dead;
  95
  96     int device_info_valid;      /* 0: no results yet; 1: good results; -1: bad results ... */
  97
  98     /* Device information */
  99     char *name;
 100     char *path;
 101     pa_hashmap *transports;
 102     int paired;
 103     char *alias;
 104     int device_connected;
 105     PA_LLIST_HEAD(pa_bluetooth_uuid, uuids);
 106     char *address;
 107     int class;
 108     int trusted;
 109
 110     /* Audio state */
 111     pa_bt_audio_state_t audio_state;
 112
 113     /* AudioSink state */
 114     pa_bt_audio_state_t audio_sink_state;
 115
 116     /* AudioSource state */
 117     pa_bt_audio_state_t audio_source_state;
 118
 119     /* Headset state */
 120     pa_bt_audio_state_t headset_state;
 121
 122     /* HandsfreeGateway state */
 123     pa_bt_audio_state_t hfgw_state;
 124 };
 125
 126 pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *core);
 127 pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y);
 128 void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *d);
 129
 130 void pa_bluetooth_discovery_sync(pa_bluetooth_discovery *d);
 131
 132 const pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
 133 const pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
 134
 135 pa_bluetooth_transport* pa_bluetooth_discovery_get_transport(pa_bluetooth_discovery *y, const char *path);
 136 const pa_bluetooth_transport* pa_bluetooth_device_get_transport(const pa_bluetooth_device *d, enum profile profile);
 137
 138 int pa_bluetooth_transport_acquire(const pa_bluetooth_transport *t, const char *accesstype, size_t *imtu, size_t *omtu);
 139 void pa_bluetooth_transport_release(const pa_bluetooth_transport *t, const char *accesstype);
 140 int pa_bluetooth_transport_parse_property(pa_bluetooth_transport *t, DBusMessageIter *i);
 141
 142 pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *d);
 143
 144 const char* pa_bluetooth_get_form_factor(uint32_t class);
 145
 146 char *pa_bluetooth_cleanup_name(const char *name);
 147
 148 pa_bool_t pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid);
 149 pa_bt_audio_state_t pa_bt_audio_state_from_string(const char* value);
 150
 151 #endif