[pulseaudio-discuss] [PATCH 15/56] bluetooth: Rename bluetooth modules to BlueZ 4
jprvita at gmail.com
jprvita at gmail.com
Fri Jul 12 11:06:30 PDT 2013
From: João Paulo Rechi Vita <jprvita at openbossa.org>
---
src/Makefile.am | 43 +-
src/daemon/default.pa.in | 4 +-
src/modules/bluetooth/bluetooth-util.c | 1905 ---------------
src/modules/bluetooth/bluetooth-util.h | 178 --
src/modules/bluetooth/bluez4-util.c | 1905 +++++++++++++++
src/modules/bluetooth/bluez4-util.h | 178 ++
src/modules/bluetooth/module-bluetooth-device.c | 2623 ---------------------
src/modules/bluetooth/module-bluetooth-discover.c | 194 --
src/modules/bluetooth/module-bluez4-device.c | 2623 +++++++++++++++++++++
src/modules/bluetooth/module-bluez4-discover.c | 194 ++
10 files changed, 4923 insertions(+), 4924 deletions(-)
delete mode 100644 src/modules/bluetooth/bluetooth-util.c
delete mode 100644 src/modules/bluetooth/bluetooth-util.h
create mode 100644 src/modules/bluetooth/bluez4-util.c
create mode 100644 src/modules/bluetooth/bluez4-util.h
delete mode 100644 src/modules/bluetooth/module-bluetooth-device.c
delete mode 100644 src/modules/bluetooth/module-bluetooth-discover.c
create mode 100644 src/modules/bluetooth/module-bluez4-device.c
create mode 100644 src/modules/bluetooth/module-bluez4-discover.c
diff --git a/src/Makefile.am b/src/Makefile.am
index 6de6e96..ff37877 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1320,11 +1320,11 @@ endif
if HAVE_BLUEZ
modlibexec_LTLIBRARIES += \
- libbluetooth-util.la \
module-bluetooth-proximity.la \
- module-bluetooth-discover.la \
module-bluetooth-policy.la \
- module-bluetooth-device.la
+ libbluez4-util.la \
+ module-bluez4-discover.la \
+ module-bluez4-device.la
pulselibexec_PROGRAMS += \
proximity-helper
@@ -1415,9 +1415,9 @@ SYMDEF_FILES = \
module-udev-detect-symdef.h \
module-systemd-login-symdef.h \
module-bluetooth-proximity-symdef.h \
- module-bluetooth-discover-symdef.h \
module-bluetooth-policy-symdef.h \
- module-bluetooth-device-symdef.h \
+ module-bluez4-discover-symdef.h \
+ module-bluez4-device-symdef.h \
module-raop-sink-symdef.h \
module-raop-discover-symdef.h \
module-gconf-symdef.h \
@@ -2016,25 +2016,24 @@ proximity_helper_LDADD = $(AM_LDADD) $(BLUEZ_LIBS)
proximity_helper_CFLAGS = $(AM_CFLAGS) $(BLUEZ_CFLAGS)
proximity_helper_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS)
-# Bluetooth sink / source
-module_bluetooth_discover_la_SOURCES = modules/bluetooth/module-bluetooth-discover.c
-module_bluetooth_discover_la_LDFLAGS = $(MODULE_LDFLAGS)
-module_bluetooth_discover_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS) libbluetooth-util.la
-module_bluetooth_discover_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS)
+# Bluetooth BlueZ 4 sink / source
+module_bluez4_discover_la_SOURCES = modules/bluetooth/module-bluez4-discover.c
+module_bluez4_discover_la_LDFLAGS = $(MODULE_LDFLAGS)
+module_bluez4_discover_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS) libbluez4-util.la
+module_bluez4_discover_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS)
-
-libbluetooth_util_la_SOURCES = \
+libbluez4_util_la_SOURCES = \
modules/bluetooth/a2dp-codecs.h \
- modules/bluetooth/bluetooth-util.c \
- modules/bluetooth/bluetooth-util.h
-libbluetooth_util_la_LDFLAGS = -avoid-version
-libbluetooth_util_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS)
-libbluetooth_util_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS)
-
-module_bluetooth_device_la_SOURCES = modules/bluetooth/module-bluetooth-device.c modules/bluetooth/rtp.h
-module_bluetooth_device_la_LDFLAGS = $(MODULE_LDFLAGS)
-module_bluetooth_device_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS) $(SBC_LIBS) libbluetooth-util.la
-module_bluetooth_device_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS) $(SBC_CFLAGS)
+ modules/bluetooth/bluez4-util.c \
+ modules/bluetooth/bluez4-util.h
+libbluez4_util_la_LDFLAGS = -avoid-version
+libbluez4_util_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS)
+libbluez4_util_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS)
+
+module_bluez4_device_la_SOURCES = modules/bluetooth/module-bluez4-device.c modules/bluetooth/rtp.h
+module_bluez4_device_la_LDFLAGS = $(MODULE_LDFLAGS)
+module_bluez4_device_la_LIBADD = $(MODULE_LIBADD) $(DBUS_LIBS) $(SBC_LIBS) libbluez4-util.la
+module_bluez4_device_la_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS) $(SBC_CFLAGS)
module_bluetooth_policy_la_SOURCES = modules/bluetooth/module-bluetooth-policy.c
module_bluetooth_policy_la_LDFLAGS = $(MODULE_LDFLAGS)
diff --git a/src/daemon/default.pa.in b/src/daemon/default.pa.in
index f50d929..80fa6b9 100755
--- a/src/daemon/default.pa.in
+++ b/src/daemon/default.pa.in
@@ -91,8 +91,8 @@ ifelse(@HAVE_BLUEZ@, 1, [dnl
load-module module-bluetooth-policy
.endif
-.ifexists module-bluetooth-discover at PA_SOEXT@
-load-module module-bluetooth-discover
+.ifexists module-bluez4-discover at PA_SOEXT@
+load-module module-bluez4-discover
.endif
])dnl
diff --git a/src/modules/bluetooth/bluetooth-util.c b/src/modules/bluetooth/bluetooth-util.c
deleted file mode 100644
index 2342068..0000000
--- a/src/modules/bluetooth/bluetooth-util.c
+++ /dev/null
@@ -1,1905 +0,0 @@
-/***
- This file is part of PulseAudio.
-
- Copyright 2008-2013 João Paulo Rechi Vita
-
- PulseAudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- PulseAudio 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 Lesser General Public
- License along with PulseAudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <pulse/xmalloc.h>
-
-#include <pulsecore/core-util.h>
-#include <pulsecore/shared.h>
-#include <pulsecore/dbus-shared.h>
-
-#include "bluetooth-util.h"
-#include "a2dp-codecs.h"
-
-#define HFP_AG_ENDPOINT "/MediaEndpoint/HFPAG"
-#define HFP_HS_ENDPOINT "/MediaEndpoint/HFPHS"
-#define A2DP_SOURCE_ENDPOINT "/MediaEndpoint/A2DPSource"
-#define A2DP_SINK_ENDPOINT "/MediaEndpoint/A2DPSink"
-
-#define ENDPOINT_INTROSPECT_XML \
- DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
- "<node>" \
- " <interface name=\"org.bluez.MediaEndpoint\">" \
- " <method name=\"SetConfiguration\">" \
- " <arg name=\"transport\" direction=\"in\" type=\"o\"/>" \
- " <arg name=\"configuration\" direction=\"in\" type=\"ay\"/>" \
- " </method>" \
- " <method name=\"SelectConfiguration\">" \
- " <arg name=\"capabilities\" direction=\"in\" type=\"ay\"/>" \
- " <arg name=\"configuration\" direction=\"out\" type=\"ay\"/>" \
- " </method>" \
- " <method name=\"ClearConfiguration\">" \
- " </method>" \
- " <method name=\"Release\">" \
- " </method>" \
- " </interface>" \
- " <interface name=\"org.freedesktop.DBus.Introspectable\">" \
- " <method name=\"Introspect\">" \
- " <arg name=\"data\" type=\"s\" direction=\"out\"/>" \
- " </method>" \
- " </interface>" \
- "</node>"
-
-struct pa_bluetooth_discovery {
- PA_REFCNT_DECLARE;
-
- pa_core *core;
- pa_dbus_connection *connection;
- PA_LLIST_HEAD(pa_dbus_pending, pending);
- bool adapters_listed;
- pa_hashmap *devices;
- pa_hashmap *transports;
- pa_hook hooks[PA_BLUETOOTH_HOOK_MAX];
- bool filter_added;
-};
-
-static void get_properties_reply(DBusPendingCall *pending, void *userdata);
-static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, DBusMessage *m, DBusPendingCallNotifyFunction func,
- void *call_data);
-static void found_adapter(pa_bluetooth_discovery *y, const char *path);
-static pa_bluetooth_device *found_device(pa_bluetooth_discovery *y, const char* path);
-
-static pa_bt_audio_state_t audio_state_from_string(const char* value) {
- pa_assert(value);
-
- if (pa_streq(value, "disconnected"))
- return PA_BT_AUDIO_STATE_DISCONNECTED;
- else if (pa_streq(value, "connecting"))
- return PA_BT_AUDIO_STATE_CONNECTING;
- else if (pa_streq(value, "connected"))
- return PA_BT_AUDIO_STATE_CONNECTED;
- else if (pa_streq(value, "playing"))
- return PA_BT_AUDIO_STATE_PLAYING;
-
- return PA_BT_AUDIO_STATE_INVALID;
-}
-
-const char *pa_bt_profile_to_string(enum profile profile) {
- switch(profile) {
- case PROFILE_A2DP:
- return "a2dp";
- case PROFILE_A2DP_SOURCE:
- return "a2dp_source";
- case PROFILE_HSP:
- return "hsp";
- case PROFILE_HFGW:
- return "hfgw";
- case PROFILE_OFF:
- pa_assert_not_reached();
- }
-
- pa_assert_not_reached();
-}
-
-static int profile_from_interface(const char *interface, enum profile *p) {
- pa_assert(interface);
- pa_assert(p);
-
- if (pa_streq(interface, "org.bluez.AudioSink")) {
- *p = PROFILE_A2DP;
- return 0;
- } else if (pa_streq(interface, "org.bluez.AudioSource")) {
- *p = PROFILE_A2DP_SOURCE;
- return 0;
- } else if (pa_streq(interface, "org.bluez.Headset")) {
- *p = PROFILE_HSP;
- return 0;
- } else if (pa_streq(interface, "org.bluez.HandsfreeGateway")) {
- *p = PROFILE_HFGW;
- return 0;
- }
-
- return -1;
-}
-
-static pa_bluetooth_transport_state_t audio_state_to_transport_state(pa_bt_audio_state_t state) {
- switch (state) {
- case PA_BT_AUDIO_STATE_INVALID: /* Typically if state hasn't been received yet */
- case PA_BT_AUDIO_STATE_DISCONNECTED:
- case PA_BT_AUDIO_STATE_CONNECTING:
- return PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
- case PA_BT_AUDIO_STATE_CONNECTED:
- return PA_BLUETOOTH_TRANSPORT_STATE_IDLE;
- case PA_BT_AUDIO_STATE_PLAYING:
- return PA_BLUETOOTH_TRANSPORT_STATE_PLAYING;
- }
-
- pa_assert_not_reached();
-}
-
-static pa_bluetooth_uuid *uuid_new(const char *uuid) {
- pa_bluetooth_uuid *u;
-
- u = pa_xnew(pa_bluetooth_uuid, 1);
- u->uuid = pa_xstrdup(uuid);
- PA_LLIST_INIT(pa_bluetooth_uuid, u);
-
- return u;
-}
-
-static void uuid_free(pa_bluetooth_uuid *u) {
- pa_assert(u);
-
- pa_xfree(u->uuid);
- pa_xfree(u);
-}
-
-static pa_bluetooth_device* device_new(pa_bluetooth_discovery *discovery, const char *path) {
- pa_bluetooth_device *d;
- unsigned i;
-
- pa_assert(discovery);
- pa_assert(path);
-
- d = pa_xnew0(pa_bluetooth_device, 1);
-
- d->discovery = discovery;
- d->dead = false;
-
- d->device_info_valid = 0;
-
- d->name = NULL;
- d->path = pa_xstrdup(path);
- d->paired = -1;
- d->alias = NULL;
- PA_LLIST_HEAD_INIT(pa_bluetooth_uuid, d->uuids);
- d->address = NULL;
- d->class = -1;
- d->trusted = -1;
-
- d->audio_state = PA_BT_AUDIO_STATE_INVALID;
-
- for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++)
- d->profile_state[i] = PA_BT_AUDIO_STATE_INVALID;
-
- return d;
-}
-
-static void transport_free(pa_bluetooth_transport *t) {
- pa_assert(t);
-
- pa_xfree(t->owner);
- pa_xfree(t->path);
- pa_xfree(t->config);
- pa_xfree(t);
-}
-
-static void device_free(pa_bluetooth_device *d) {
- pa_bluetooth_uuid *u;
- pa_bluetooth_transport *t;
- unsigned i;
-
- pa_assert(d);
-
- for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++) {
- if (!(t = d->transports[i]))
- continue;
-
- d->transports[i] = NULL;
- pa_hashmap_remove(d->discovery->transports, t->path);
- t->state = PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], t);
- transport_free(t);
- }
-
- while ((u = d->uuids)) {
- PA_LLIST_REMOVE(pa_bluetooth_uuid, d->uuids, u);
- uuid_free(u);
- }
-
- pa_xfree(d->name);
- pa_xfree(d->path);
- pa_xfree(d->alias);
- pa_xfree(d->address);
- pa_xfree(d);
-}
-
-static const char *check_variant_property(DBusMessageIter *i) {
- const char *key;
-
- pa_assert(i);
-
- if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_STRING) {
- pa_log("Property name not a string.");
- return NULL;
- }
-
- dbus_message_iter_get_basic(i, &key);
-
- if (!dbus_message_iter_next(i)) {
- pa_log("Property value missing");
- return NULL;
- }
-
- if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_VARIANT) {
- pa_log("Property value not a variant.");
- return NULL;
- }
-
- return key;
-}
-
-static int parse_manager_property(pa_bluetooth_discovery *y, DBusMessageIter *i, bool is_property_change) {
- const char *key;
- DBusMessageIter variant_i;
-
- pa_assert(y);
-
- key = check_variant_property(i);
- if (key == NULL)
- return -1;
-
- dbus_message_iter_recurse(i, &variant_i);
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_ARRAY: {
-
- DBusMessageIter ai;
- dbus_message_iter_recurse(&variant_i, &ai);
-
- if (pa_streq(key, "Adapters")) {
- y->adapters_listed = true;
-
- if (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_OBJECT_PATH)
- break;
-
- while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
- const char *value;
-
- dbus_message_iter_get_basic(&ai, &value);
-
- found_adapter(y, value);
-
- dbus_message_iter_next(&ai);
- }
- }
-
- break;
- }
- }
-
- return 0;
-}
-
-static int parse_adapter_property(pa_bluetooth_discovery *y, DBusMessageIter *i, bool is_property_change) {
- const char *key;
- DBusMessageIter variant_i;
-
- pa_assert(y);
-
- key = check_variant_property(i);
- if (key == NULL)
- return -1;
-
- dbus_message_iter_recurse(i, &variant_i);
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_ARRAY: {
-
- DBusMessageIter ai;
- dbus_message_iter_recurse(&variant_i, &ai);
-
- if (dbus_message_iter_get_arg_type(&ai) == DBUS_TYPE_OBJECT_PATH &&
- pa_streq(key, "Devices")) {
-
- while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
- const char *value;
-
- dbus_message_iter_get_basic(&ai, &value);
-
- found_device(y, value);
-
- dbus_message_iter_next(&ai);
- }
- }
-
- break;
- }
- }
-
- return 0;
-}
-
-static int parse_device_property(pa_bluetooth_device *d, DBusMessageIter *i, bool is_property_change) {
- const char *key;
- DBusMessageIter variant_i;
-
- pa_assert(d);
-
- key = check_variant_property(i);
- if (key == NULL)
- return -1;
-
- dbus_message_iter_recurse(i, &variant_i);
-
-/* pa_log_debug("Parsing property org.bluez.Device.%s", key); */
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_STRING: {
-
- const char *value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "Name")) {
- pa_xfree(d->name);
- d->name = pa_xstrdup(value);
- } else if (pa_streq(key, "Alias")) {
- pa_xfree(d->alias);
- d->alias = pa_xstrdup(value);
- } else if (pa_streq(key, "Address")) {
- if (is_property_change) {
- pa_log("Device property 'Address' expected to be constant but changed for %s", d->path);
- return -1;
- }
-
- if (d->address) {
- pa_log("Device %s: Received a duplicate Address property.", d->path);
- return -1;
- }
-
- d->address = pa_xstrdup(value);
- }
-
-/* pa_log_debug("Value %s", value); */
-
- break;
- }
-
- case DBUS_TYPE_BOOLEAN: {
-
- dbus_bool_t value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "Paired"))
- d->paired = !!value;
- else if (pa_streq(key, "Trusted"))
- d->trusted = !!value;
-
-/* pa_log_debug("Value %s", pa_yes_no(value)); */
-
- break;
- }
-
- case DBUS_TYPE_UINT32: {
-
- uint32_t value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "Class"))
- d->class = (int) value;
-
-/* pa_log_debug("Value %u", (unsigned) value); */
-
- break;
- }
-
- case DBUS_TYPE_ARRAY: {
-
- DBusMessageIter ai;
- dbus_message_iter_recurse(&variant_i, &ai);
-
- if (dbus_message_iter_get_arg_type(&ai) == DBUS_TYPE_STRING && pa_streq(key, "UUIDs")) {
- DBusMessage *m;
- bool has_audio = false;
-
- while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
- pa_bluetooth_uuid *node;
- const char *value;
- struct pa_bluetooth_hook_uuid_data uuiddata;
-
- dbus_message_iter_get_basic(&ai, &value);
-
- if (pa_bluetooth_uuid_has(d->uuids, value)) {
- dbus_message_iter_next(&ai);
- continue;
- }
-
- node = uuid_new(value);
- PA_LLIST_PREPEND(pa_bluetooth_uuid, d->uuids, node);
-
- uuiddata.device = d;
- uuiddata.uuid = value;
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED], &uuiddata);
-
- /* Vudentz said the interfaces are here when the UUIDs are announced */
- if (strcasecmp(HSP_AG_UUID, value) == 0 || strcasecmp(HFP_AG_UUID, value) == 0) {
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.HandsfreeGateway",
- "GetProperties"));
- send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
- has_audio = true;
- } else if (strcasecmp(HSP_HS_UUID, value) == 0 || strcasecmp(HFP_HS_UUID, value) == 0) {
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.Headset",
- "GetProperties"));
- send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
- has_audio = true;
- } else if (strcasecmp(A2DP_SINK_UUID, value) == 0) {
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.AudioSink",
- "GetProperties"));
- send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
- has_audio = true;
- } else if (strcasecmp(A2DP_SOURCE_UUID, value) == 0) {
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.AudioSource",
- "GetProperties"));
- send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
- has_audio = true;
- }
-
- dbus_message_iter_next(&ai);
- }
-
- /* this might eventually be racy if .Audio is not there yet, but
- the State change will come anyway later, so this call is for
- cold-detection mostly */
- if (has_audio) {
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.Audio", "GetProperties"));
- send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
- }
- }
-
- break;
- }
- }
-
- return 0;
-}
-
-static const char *transport_state_to_string(pa_bluetooth_transport_state_t state) {
- switch (state) {
- case PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED:
- return "disconnected";
- case PA_BLUETOOTH_TRANSPORT_STATE_IDLE:
- return "idle";
- case PA_BLUETOOTH_TRANSPORT_STATE_PLAYING:
- return "playing";
- }
-
- pa_assert_not_reached();
-}
-
-static int parse_audio_property(pa_bluetooth_device *d, const char *interface, DBusMessageIter *i, bool is_property_change) {
- pa_bluetooth_transport *transport;
- const char *key;
- DBusMessageIter variant_i;
- bool is_audio_interface;
- enum profile p = PROFILE_OFF;
-
- pa_assert(d);
- pa_assert(interface);
- pa_assert(i);
-
- if (!(is_audio_interface = pa_streq(interface, "org.bluez.Audio")))
- if (profile_from_interface(interface, &p) < 0)
- return 0; /* Interface not known so silently ignore property */
-
- key = check_variant_property(i);
- if (key == NULL)
- return -1;
-
- transport = p == PROFILE_OFF ? NULL : d->transports[p];
-
- dbus_message_iter_recurse(i, &variant_i);
-
-/* pa_log_debug("Parsing property org.bluez.{Audio|AudioSink|AudioSource|Headset}.%s", key); */
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_STRING: {
-
- const char *value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "State")) {
- pa_bt_audio_state_t state = audio_state_from_string(value);
- pa_bluetooth_transport_state_t old_state;
-
- pa_log_debug("Device %s interface %s property 'State' changed to value '%s'", d->path, interface, value);
-
- if (state == PA_BT_AUDIO_STATE_INVALID)
- return -1;
-
- if (is_audio_interface) {
- d->audio_state = state;
- break;
- }
-
- pa_assert(p != PROFILE_OFF);
-
- d->profile_state[p] = state;
-
- if (!transport)
- break;
-
- old_state = transport->state;
- transport->state = audio_state_to_transport_state(state);
-
- if (transport->state != old_state) {
- pa_log_debug("Transport %s (profile %s) changed state from %s to %s.", transport->path,
- pa_bt_profile_to_string(transport->profile), transport_state_to_string(old_state),
- transport_state_to_string(transport->state));
-
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], transport);
- }
- }
-
- break;
- }
-
- case DBUS_TYPE_UINT16: {
- uint16_t value;
-
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "MicrophoneGain")) {
- uint16_t gain;
-
- pa_log_debug("dbus: property '%s' changed to value '%u'", key, value);
-
- if (!transport) {
- pa_log("Volume change does not have an associated transport");
- return -1;
- }
-
- if ((gain = PA_MIN(value, HSP_MAX_GAIN)) == transport->microphone_gain)
- break;
-
- transport->microphone_gain = gain;
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED], transport);
- } else if (pa_streq(key, "SpeakerGain")) {
- uint16_t gain;
-
- pa_log_debug("dbus: property '%s' changed to value '%u'", key, value);
-
- if (!transport) {
- pa_log("Volume change does not have an associated transport");
- return -1;
- }
-
- if ((gain = PA_MIN(value, HSP_MAX_GAIN)) == transport->speaker_gain)
- break;
-
- transport->speaker_gain = gain;
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED], transport);
- }
-
- break;
- }
- }
-
- return 0;
-}
-
-static void run_callback(pa_bluetooth_device *d, bool dead) {
- pa_assert(d);
-
- if (d->device_info_valid != 1)
- return;
-
- d->dead = dead;
- pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED], d);
-}
-
-static void remove_all_devices(pa_bluetooth_discovery *y) {
- pa_bluetooth_device *d;
-
- pa_assert(y);
-
- while ((d = pa_hashmap_steal_first(y->devices))) {
- run_callback(d, true);
- device_free(d);
- }
-}
-
-static pa_bluetooth_device *found_device(pa_bluetooth_discovery *y, const char* path) {
- DBusMessage *m;
- pa_bluetooth_device *d;
-
- pa_assert(y);
- pa_assert(path);
-
- d = pa_hashmap_get(y->devices, path);
- if (d)
- return d;
-
- d = device_new(y, path);
-
- pa_hashmap_put(y->devices, d->path, d);
-
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Device", "GetProperties"));
- send_and_add_to_pending(y, m, get_properties_reply, d);
-
- /* Before we read the other properties (Audio, AudioSink, AudioSource,
- * Headset) we wait that the UUID is read */
- return d;
-}
-
-static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
- DBusMessage *r;
- DBusMessageIter arg_i, element_i;
- pa_dbus_pending *p;
- pa_bluetooth_device *d;
- pa_bluetooth_discovery *y;
- int valid;
- bool old_any_connected;
-
- pa_assert_se(p = userdata);
- pa_assert_se(y = p->context_data);
- pa_assert_se(r = dbus_pending_call_steal_reply(pending));
-
-/* pa_log_debug("Got %s.GetProperties response for %s", */
-/* dbus_message_get_interface(p->message), */
-/* dbus_message_get_path(p->message)); */
-
- /* We don't use p->call_data here right-away since the device
- * might already be invalidated at this point */
-
- if (dbus_message_has_interface(p->message, "org.bluez.Manager") ||
- dbus_message_has_interface(p->message, "org.bluez.Adapter"))
- d = NULL;
- else if (!(d = pa_hashmap_get(y->devices, dbus_message_get_path(p->message)))) {
- pa_log_warn("Received GetProperties() reply from unknown device: %s (device removed?)", dbus_message_get_path(p->message));
- goto finish2;
- }
-
- pa_assert(p->call_data == d);
-
- if (d != NULL)
- old_any_connected = pa_bluetooth_device_any_audio_connected(d);
-
- valid = dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR ? -1 : 1;
-
- if (dbus_message_is_method_call(p->message, "org.bluez.Device", "GetProperties"))
- d->device_info_valid = valid;
-
- if (dbus_message_is_error(r, DBUS_ERROR_SERVICE_UNKNOWN)) {
- pa_log_debug("Bluetooth daemon is apparently not available.");
- remove_all_devices(y);
- goto finish2;
- }
-
- if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
- pa_log("%s.GetProperties() failed: %s: %s", dbus_message_get_interface(p->message), dbus_message_get_error_name(r),
- pa_dbus_get_error_message(r));
- goto finish;
- }
-
- if (!dbus_message_iter_init(r, &arg_i)) {
- pa_log("GetProperties reply has no arguments.");
- goto finish;
- }
-
- if (dbus_message_iter_get_arg_type(&arg_i) != DBUS_TYPE_ARRAY) {
- pa_log("GetProperties argument is not an array.");
- goto finish;
- }
-
- dbus_message_iter_recurse(&arg_i, &element_i);
- while (dbus_message_iter_get_arg_type(&element_i) != DBUS_TYPE_INVALID) {
-
- if (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) {
- DBusMessageIter dict_i;
-
- dbus_message_iter_recurse(&element_i, &dict_i);
-
- if (dbus_message_has_interface(p->message, "org.bluez.Manager")) {
- if (parse_manager_property(y, &dict_i, false) < 0)
- goto finish;
-
- } else if (dbus_message_has_interface(p->message, "org.bluez.Adapter")) {
- if (parse_adapter_property(y, &dict_i, false) < 0)
- goto finish;
-
- } else if (dbus_message_has_interface(p->message, "org.bluez.Device")) {
- if (parse_device_property(d, &dict_i, false) < 0)
- goto finish;
-
- } else if (parse_audio_property(d, dbus_message_get_interface(p->message), &dict_i, false) < 0)
- goto finish;
-
- }
-
- dbus_message_iter_next(&element_i);
- }
-
-finish:
- if (d != NULL && old_any_connected != pa_bluetooth_device_any_audio_connected(d))
- run_callback(d, false);
-
-finish2:
- dbus_message_unref(r);
-
- PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
- pa_dbus_pending_free(p);
-}
-
-static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, DBusMessage *m, DBusPendingCallNotifyFunction func,
- void *call_data) {
- pa_dbus_pending *p;
- DBusPendingCall *call;
-
- pa_assert(y);
- pa_assert(m);
-
- pa_assert_se(dbus_connection_send_with_reply(pa_dbus_connection_get(y->connection), m, &call, -1));
-
- p = pa_dbus_pending_new(pa_dbus_connection_get(y->connection), m, call, y, call_data);
- PA_LLIST_PREPEND(pa_dbus_pending, y->pending, p);
- dbus_pending_call_set_notify(call, func, p, NULL);
-
- return p;
-}
-
-static void register_endpoint_reply(DBusPendingCall *pending, void *userdata) {
- DBusMessage *r;
- pa_dbus_pending *p;
- pa_bluetooth_discovery *y;
- char *endpoint;
-
- pa_assert(pending);
- pa_assert_se(p = userdata);
- pa_assert_se(y = p->context_data);
- pa_assert_se(endpoint = p->call_data);
- pa_assert_se(r = dbus_pending_call_steal_reply(pending));
-
- if (dbus_message_is_error(r, DBUS_ERROR_SERVICE_UNKNOWN)) {
- pa_log_debug("Bluetooth daemon is apparently not available.");
- remove_all_devices(y);
- goto finish;
- }
-
- if (dbus_message_is_error(r, PA_BLUETOOTH_ERROR_NOT_SUPPORTED)) {
- pa_log_info("Couldn't register endpoint %s, because BlueZ is configured to disable the endpoint type.", endpoint);
- goto finish;
- }
-
- if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
- pa_log("org.bluez.Media.RegisterEndpoint() failed: %s: %s", dbus_message_get_error_name(r),
- pa_dbus_get_error_message(r));
- goto finish;
- }
-
-finish:
- dbus_message_unref(r);
-
- PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
- pa_dbus_pending_free(p);
-
- pa_xfree(endpoint);
-}
-
-static void register_endpoint(pa_bluetooth_discovery *y, const char *path, const char *endpoint, const char *uuid) {
- DBusMessage *m;
- DBusMessageIter i, d;
- uint8_t codec = 0;
-
- pa_log_debug("Registering %s on adapter %s.", endpoint, path);
-
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Media", "RegisterEndpoint"));
-
- dbus_message_iter_init_append(m, &i);
-
- dbus_message_iter_append_basic(&i, DBUS_TYPE_OBJECT_PATH, &endpoint);
-
- dbus_message_iter_open_container(&i, DBUS_TYPE_ARRAY, DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
- DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
- &d);
-
- pa_dbus_append_basic_variant_dict_entry(&d, "UUID", DBUS_TYPE_STRING, &uuid);
-
- pa_dbus_append_basic_variant_dict_entry(&d, "Codec", DBUS_TYPE_BYTE, &codec);
-
- if (pa_streq(uuid, HFP_AG_UUID) || pa_streq(uuid, HFP_HS_UUID)) {
- uint8_t capability = 0;
- pa_dbus_append_basic_array_variant_dict_entry(&d, "Capabilities", DBUS_TYPE_BYTE, &capability, 1);
- } else {
- a2dp_sbc_t capabilities;
-
- capabilities.channel_mode = SBC_CHANNEL_MODE_MONO | SBC_CHANNEL_MODE_DUAL_CHANNEL |
- SBC_CHANNEL_MODE_STEREO | SBC_CHANNEL_MODE_JOINT_STEREO;
- capabilities.frequency = SBC_SAMPLING_FREQ_16000 | SBC_SAMPLING_FREQ_32000 |
- SBC_SAMPLING_FREQ_44100 | SBC_SAMPLING_FREQ_48000;
- capabilities.allocation_method = SBC_ALLOCATION_SNR | SBC_ALLOCATION_LOUDNESS;
- capabilities.subbands = SBC_SUBBANDS_4 | SBC_SUBBANDS_8;
- capabilities.block_length = SBC_BLOCK_LENGTH_4 | SBC_BLOCK_LENGTH_8 |
- SBC_BLOCK_LENGTH_12 | SBC_BLOCK_LENGTH_16;
- capabilities.min_bitpool = MIN_BITPOOL;
- capabilities.max_bitpool = MAX_BITPOOL;
-
- pa_dbus_append_basic_array_variant_dict_entry(&d, "Capabilities", DBUS_TYPE_BYTE, &capabilities, sizeof(capabilities));
- }
-
- dbus_message_iter_close_container(&i, &d);
-
- send_and_add_to_pending(y, m, register_endpoint_reply, pa_xstrdup(endpoint));
-}
-
-static void found_adapter(pa_bluetooth_discovery *y, const char *path) {
- DBusMessage *m;
-
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "GetProperties"));
- send_and_add_to_pending(y, m, get_properties_reply, NULL);
-
- register_endpoint(y, path, HFP_AG_ENDPOINT, HFP_AG_UUID);
- register_endpoint(y, path, HFP_HS_ENDPOINT, HFP_HS_UUID);
- register_endpoint(y, path, A2DP_SOURCE_ENDPOINT, A2DP_SOURCE_UUID);
- register_endpoint(y, path, A2DP_SINK_ENDPOINT, A2DP_SINK_UUID);
-}
-
-static void list_adapters(pa_bluetooth_discovery *y) {
- DBusMessage *m;
- pa_assert(y);
-
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", "/", "org.bluez.Manager", "GetProperties"));
- send_and_add_to_pending(y, m, get_properties_reply, NULL);
-}
-
-static int transport_parse_property(pa_bluetooth_transport *t, DBusMessageIter *i) {
- const char *key;
- DBusMessageIter variant_i;
-
- key = check_variant_property(i);
- if (key == NULL)
- return -1;
-
- dbus_message_iter_recurse(i, &variant_i);
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_BOOLEAN: {
-
- dbus_bool_t value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "NREC") && t->nrec != value) {
- t->nrec = value;
- pa_log_debug("Transport %s: Property 'NREC' changed to %s.", t->path, t->nrec ? "True" : "False");
- pa_hook_fire(&t->device->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED], t);
- }
-
- break;
- }
- }
-
- return 0;
-}
-
-static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *userdata) {
- DBusError err;
- pa_bluetooth_discovery *y;
-
- pa_assert(bus);
- pa_assert(m);
-
- pa_assert_se(y = userdata);
-
- dbus_error_init(&err);
-
- pa_log_debug("dbus: interface=%s, path=%s, member=%s\n",
- dbus_message_get_interface(m),
- dbus_message_get_path(m),
- dbus_message_get_member(m));
-
- if (dbus_message_is_signal(m, "org.bluez.Adapter", "DeviceRemoved")) {
- const char *path;
- pa_bluetooth_device *d;
-
- if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
- pa_log("Failed to parse org.bluez.Adapter.DeviceRemoved: %s", err.message);
- goto fail;
- }
-
- pa_log_debug("Device %s removed", path);
-
- if ((d = pa_hashmap_remove(y->devices, path))) {
- run_callback(d, true);
- device_free(d);
- }
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- } else if (dbus_message_is_signal(m, "org.bluez.Adapter", "DeviceCreated")) {
- const char *path;
-
- if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
- pa_log("Failed to parse org.bluez.Adapter.DeviceCreated: %s", err.message);
- goto fail;
- }
-
- pa_log_debug("Device %s created", path);
-
- found_device(y, path);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- } else if (dbus_message_is_signal(m, "org.bluez.Manager", "AdapterAdded")) {
- const char *path;
-
- if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
- pa_log("Failed to parse org.bluez.Manager.AdapterAdded: %s", err.message);
- goto fail;
- }
-
- if (!y->adapters_listed) {
- pa_log_debug("Ignoring 'AdapterAdded' because initial adapter list has not been received yet.");
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- pa_log_debug("Adapter %s created", path);
-
- found_adapter(y, path);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- } else if (dbus_message_is_signal(m, "org.bluez.Audio", "PropertyChanged") ||
- dbus_message_is_signal(m, "org.bluez.Headset", "PropertyChanged") ||
- dbus_message_is_signal(m, "org.bluez.AudioSink", "PropertyChanged") ||
- dbus_message_is_signal(m, "org.bluez.AudioSource", "PropertyChanged") ||
- dbus_message_is_signal(m, "org.bluez.HandsfreeGateway", "PropertyChanged") ||
- dbus_message_is_signal(m, "org.bluez.Device", "PropertyChanged")) {
-
- pa_bluetooth_device *d;
-
- if ((d = pa_hashmap_get(y->devices, dbus_message_get_path(m)))) {
- DBusMessageIter arg_i;
- bool old_any_connected = pa_bluetooth_device_any_audio_connected(d);
-
- if (!dbus_message_iter_init(m, &arg_i)) {
- pa_log("Failed to parse PropertyChanged for device %s", d->path);
- goto fail;
- }
-
- if (dbus_message_has_interface(m, "org.bluez.Device")) {
- if (parse_device_property(d, &arg_i, true) < 0)
- goto fail;
-
- } else if (parse_audio_property(d, dbus_message_get_interface(m), &arg_i, true) < 0)
- goto fail;
-
- if (old_any_connected != pa_bluetooth_device_any_audio_connected(d))
- run_callback(d, false);
- }
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- } else if (dbus_message_is_signal(m, "org.freedesktop.DBus", "NameOwnerChanged")) {
- const char *name, *old_owner, *new_owner;
-
- if (!dbus_message_get_args(m, &err,
- DBUS_TYPE_STRING, &name,
- DBUS_TYPE_STRING, &old_owner,
- DBUS_TYPE_STRING, &new_owner,
- DBUS_TYPE_INVALID)) {
- pa_log("Failed to parse org.freedesktop.DBus.NameOwnerChanged: %s", err.message);
- goto fail;
- }
-
- if (pa_streq(name, "org.bluez")) {
- if (old_owner && *old_owner) {
- pa_log_debug("Bluetooth daemon disappeared.");
- remove_all_devices(y);
- y->adapters_listed = false;
- }
-
- if (new_owner && *new_owner) {
- pa_log_debug("Bluetooth daemon appeared.");
- list_adapters(y);
- }
- }
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- } else if (dbus_message_is_signal(m, "org.bluez.MediaTransport", "PropertyChanged")) {
- pa_bluetooth_transport *t;
- DBusMessageIter arg_i;
-
- if (!(t = pa_hashmap_get(y->transports, dbus_message_get_path(m))))
- goto fail;
-
- if (!dbus_message_iter_init(m, &arg_i)) {
- pa_log("Failed to parse PropertyChanged for transport %s", t->path);
- goto fail;
- }
-
- if (transport_parse_property(t, &arg_i) < 0)
- goto fail;
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
-fail:
- dbus_error_free(&err);
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *y, const char* address) {
- pa_bluetooth_device *d;
- void *state = NULL;
-
- pa_assert(y);
- pa_assert(PA_REFCNT_VALUE(y) > 0);
- pa_assert(address);
-
- while ((d = pa_hashmap_iterate(y->devices, &state, NULL)))
- if (pa_streq(d->address, address))
- return d->device_info_valid == 1 ? d : NULL;
-
- return NULL;
-}
-
-pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *y, const char* path) {
- pa_bluetooth_device *d;
-
- pa_assert(y);
- pa_assert(PA_REFCNT_VALUE(y) > 0);
- pa_assert(path);
-
- if ((d = pa_hashmap_get(y->devices, path)))
- if (d->device_info_valid == 1)
- return d;
-
- return NULL;
-}
-
-bool pa_bluetooth_device_any_audio_connected(const pa_bluetooth_device *d) {
- unsigned i;
-
- pa_assert(d);
-
- if (d->dead || d->device_info_valid != 1)
- return false;
-
- if (d->audio_state == PA_BT_AUDIO_STATE_INVALID)
- return false;
-
- /* Make sure audio_state is *not* in CONNECTING state before we fire the
- * hook to report the new device state. This is actually very important in
- * order to make module-card-restore work well with headsets: if the headset
- * supports both HSP and A2DP, one of those profiles is connected first and
- * then the other, and lastly the Audio interface becomes connected.
- * Checking only audio_state means that this function will return false at
- * the time when only the first connection has been made. This is good,
- * because otherwise, if the first connection is for HSP and we would
- * already load a new device module instance, and module-card-restore tries
- * to restore the A2DP profile, that would fail because A2DP is not yet
- * connected. Waiting until the Audio interface gets connected means that
- * both headset profiles will be connected when the device module is
- * loaded. */
- if (d->audio_state == PA_BT_AUDIO_STATE_CONNECTING)
- return false;
-
- for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++)
- if (d->transports[i] && d->transports[i]->state != PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
- return true;
-
- return false;
-}
-
-int pa_bluetooth_transport_acquire(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu) {
- const char *accesstype = "rw";
- DBusMessage *m, *r;
- DBusError err;
- int ret;
- uint16_t i, o;
-
- pa_assert(t);
- pa_assert(t->device);
- pa_assert(t->device->discovery);
-
- if (optional) {
- /* FIXME: we are trying to acquire the transport only if the stream is
- playing, without actually initiating the stream request from our side
- (which is typically undesireable specially for hfgw use-cases.
- However this approach is racy, since the stream could have been
- suspended in the meantime, so we can't really guarantee that the
- stream will not be requested until BlueZ's API supports this
- atomically. */
- if (t->state < PA_BLUETOOTH_TRANSPORT_STATE_PLAYING) {
- pa_log_info("Failed optional acquire of transport %s", t->path);
- return -1;
- }
- }
-
- dbus_error_init(&err);
-
- pa_assert_se(m = dbus_message_new_method_call(t->owner, t->path, "org.bluez.MediaTransport", "Acquire"));
- pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
- r = dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->device->discovery->connection), m, -1, &err);
-
- if (!r) {
- dbus_error_free(&err);
- return -1;
- }
-
- if (!dbus_message_get_args(r, &err, DBUS_TYPE_UNIX_FD, &ret, DBUS_TYPE_UINT16, &i, DBUS_TYPE_UINT16, &o,
- DBUS_TYPE_INVALID)) {
- pa_log("Failed to parse org.bluez.MediaTransport.Acquire(): %s", err.message);
- ret = -1;
- dbus_error_free(&err);
- goto fail;
- }
-
- if (imtu)
- *imtu = i;
-
- if (omtu)
- *omtu = o;
-
-fail:
- dbus_message_unref(r);
- return ret;
-}
-
-void pa_bluetooth_transport_release(pa_bluetooth_transport *t) {
- const char *accesstype = "rw";
- DBusMessage *m;
- DBusError err;
-
- pa_assert(t);
- pa_assert(t->device);
- pa_assert(t->device->discovery);
-
- dbus_error_init(&err);
-
- pa_assert_se(m = dbus_message_new_method_call(t->owner, t->path, "org.bluez.MediaTransport", "Release"));
- pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
- dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->device->discovery->connection), m, -1, &err);
-
- if (dbus_error_is_set(&err)) {
- pa_log("Failed to release transport %s: %s", t->path, err.message);
- dbus_error_free(&err);
- } else
- pa_log_info("Transport %s released", t->path);
-}
-
-static void set_property(pa_bluetooth_discovery *y, const char *bus, const char *path, const char *interface,
- const char *prop_name, int prop_type, void *prop_value) {
- DBusMessage *m;
- DBusMessageIter i;
-
- pa_assert(y);
- pa_assert(path);
- pa_assert(interface);
- pa_assert(prop_name);
-
- pa_assert_se(m = dbus_message_new_method_call(bus, path, interface, "SetProperty"));
- dbus_message_iter_init_append(m, &i);
- dbus_message_iter_append_basic(&i, DBUS_TYPE_STRING, &prop_name);
- pa_dbus_append_basic_variant(&i, prop_type, prop_value);
-
- dbus_message_set_no_reply(m, true);
- pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), m, NULL));
- dbus_message_unref(m);
-}
-
-void pa_bluetooth_transport_set_microphone_gain(pa_bluetooth_transport *t, uint16_t value) {
- dbus_uint16_t gain = PA_MIN(value, HSP_MAX_GAIN);
-
- pa_assert(t);
- pa_assert(t->profile == PROFILE_HSP);
-
- set_property(t->device->discovery, "org.bluez", t->device->path, "org.bluez.Headset",
- "MicrophoneGain", DBUS_TYPE_UINT16, &gain);
-}
-
-void pa_bluetooth_transport_set_speaker_gain(pa_bluetooth_transport *t, uint16_t value) {
- dbus_uint16_t gain = PA_MIN(value, HSP_MAX_GAIN);
-
- pa_assert(t);
- pa_assert(t->profile == PROFILE_HSP);
-
- set_property(t->device->discovery, "org.bluez", t->device->path, "org.bluez.Headset",
- "SpeakerGain", DBUS_TYPE_UINT16, &gain);
-}
-
-static int setup_dbus(pa_bluetooth_discovery *y) {
- DBusError err;
-
- dbus_error_init(&err);
-
- if (!(y->connection = pa_dbus_bus_get(y->core, DBUS_BUS_SYSTEM, &err))) {
- pa_log("Failed to get D-Bus connection: %s", err.message);
- dbus_error_free(&err);
- return -1;
- }
-
- return 0;
-}
-
-static pa_bluetooth_transport *transport_new(pa_bluetooth_device *d, const char *owner, const char *path, enum profile p,
- const uint8_t *config, int size) {
- pa_bluetooth_transport *t;
-
- t = pa_xnew0(pa_bluetooth_transport, 1);
- t->device = d;
- t->owner = pa_xstrdup(owner);
- t->path = pa_xstrdup(path);
- t->profile = p;
- t->config_size = size;
-
- if (size > 0) {
- t->config = pa_xnew(uint8_t, size);
- memcpy(t->config, config, size);
- }
-
- t->state = audio_state_to_transport_state(d->profile_state[p]);
-
- return t;
-}
-
-static DBusMessage *endpoint_set_configuration(DBusConnection *conn, DBusMessage *m, void *userdata) {
- pa_bluetooth_discovery *y = userdata;
- pa_bluetooth_device *d;
- pa_bluetooth_transport *t;
- const char *sender, *path, *dev_path = NULL, *uuid = NULL;
- uint8_t *config = NULL;
- int size = 0;
- bool nrec = false;
- enum profile p;
- DBusMessageIter args, props;
- DBusMessage *r;
- bool old_any_connected;
-
- if (!dbus_message_iter_init(m, &args) || !pa_streq(dbus_message_get_signature(m), "oa{sv}")) {
- pa_log("Invalid signature for method SetConfiguration");
- goto fail2;
- }
-
- dbus_message_iter_get_basic(&args, &path);
-
- if (pa_hashmap_get(y->transports, path)) {
- pa_log("org.bluez.MediaEndpoint.SetConfiguration: Transport %s is already configured.", path);
- goto fail2;
- }
-
- pa_assert_se(dbus_message_iter_next(&args));
-
- dbus_message_iter_recurse(&args, &props);
- if (dbus_message_iter_get_arg_type(&props) != DBUS_TYPE_DICT_ENTRY)
- goto fail;
-
- /* Read transport properties */
- while (dbus_message_iter_get_arg_type(&props) == DBUS_TYPE_DICT_ENTRY) {
- const char *key;
- DBusMessageIter value, entry;
- int var;
-
- dbus_message_iter_recurse(&props, &entry);
- dbus_message_iter_get_basic(&entry, &key);
-
- dbus_message_iter_next(&entry);
- dbus_message_iter_recurse(&entry, &value);
-
- var = dbus_message_iter_get_arg_type(&value);
-
- if (strcasecmp(key, "UUID") == 0) {
- if (var != DBUS_TYPE_STRING)
- goto fail;
-
- dbus_message_iter_get_basic(&value, &uuid);
- } else if (strcasecmp(key, "Device") == 0) {
- if (var != DBUS_TYPE_OBJECT_PATH)
- goto fail;
-
- dbus_message_iter_get_basic(&value, &dev_path);
- } else if (strcasecmp(key, "NREC") == 0) {
- dbus_bool_t tmp_boolean;
- if (var != DBUS_TYPE_BOOLEAN)
- goto fail;
-
- dbus_message_iter_get_basic(&value, &tmp_boolean);
- nrec = tmp_boolean;
- } else if (strcasecmp(key, "Configuration") == 0) {
- DBusMessageIter array;
- if (var != DBUS_TYPE_ARRAY)
- goto fail;
-
- dbus_message_iter_recurse(&value, &array);
- dbus_message_iter_get_fixed_array(&array, &config, &size);
- }
-
- dbus_message_iter_next(&props);
- }
-
- d = found_device(y, dev_path);
- if (!d)
- goto fail;
-
- if (dbus_message_has_path(m, HFP_AG_ENDPOINT))
- p = PROFILE_HSP;
- else if (dbus_message_has_path(m, HFP_HS_ENDPOINT))
- p = PROFILE_HFGW;
- else if (dbus_message_has_path(m, A2DP_SOURCE_ENDPOINT))
- p = PROFILE_A2DP;
- else
- p = PROFILE_A2DP_SOURCE;
-
- if (d->transports[p] != NULL) {
- pa_log("Cannot configure transport %s because profile %d is already used", path, p);
- goto fail2;
- }
-
- old_any_connected = pa_bluetooth_device_any_audio_connected(d);
-
- sender = dbus_message_get_sender(m);
-
- t = transport_new(d, sender, path, p, config, size);
- if (nrec)
- t->nrec = nrec;
-
- d->transports[p] = t;
- pa_assert_se(pa_hashmap_put(y->transports, t->path, t) >= 0);
-
- pa_log_debug("Transport %s profile %d available", t->path, t->profile);
-
- pa_assert_se(r = dbus_message_new_method_return(m));
- pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL));
- dbus_message_unref(r);
-
- if (old_any_connected != pa_bluetooth_device_any_audio_connected(d))
- run_callback(d, false);
-
- return NULL;
-
-fail:
- pa_log("org.bluez.MediaEndpoint.SetConfiguration: invalid arguments");
-
-fail2:
- pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
- "Unable to set configuration"));
- return r;
-}
-
-static DBusMessage *endpoint_clear_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
- pa_bluetooth_discovery *y = userdata;
- pa_bluetooth_transport *t;
- DBusMessage *r;
- DBusError e;
- const char *path;
-
- dbus_error_init(&e);
-
- if (!dbus_message_get_args(m, &e, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
- pa_log("org.bluez.MediaEndpoint.ClearConfiguration: %s", e.message);
- dbus_error_free(&e);
- goto fail;
- }
-
- if ((t = pa_hashmap_get(y->transports, path))) {
- bool old_any_connected = pa_bluetooth_device_any_audio_connected(t->device);
-
- pa_log_debug("Clearing transport %s profile %d", t->path, t->profile);
- t->device->transports[t->profile] = NULL;
- pa_hashmap_remove(y->transports, t->path);
- t->state = PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
- pa_hook_fire(&y->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], t);
-
- if (old_any_connected != pa_bluetooth_device_any_audio_connected(t->device))
- run_callback(t->device, false);
-
- transport_free(t);
- }
-
- pa_assert_se(r = dbus_message_new_method_return(m));
-
- return r;
-
-fail:
- pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
- "Unable to clear configuration"));
- return r;
-}
-
-static uint8_t a2dp_default_bitpool(uint8_t freq, uint8_t mode) {
-
- switch (freq) {
- case SBC_SAMPLING_FREQ_16000:
- case SBC_SAMPLING_FREQ_32000:
- return 53;
-
- case SBC_SAMPLING_FREQ_44100:
-
- switch (mode) {
- case SBC_CHANNEL_MODE_MONO:
- case SBC_CHANNEL_MODE_DUAL_CHANNEL:
- return 31;
-
- case SBC_CHANNEL_MODE_STEREO:
- case SBC_CHANNEL_MODE_JOINT_STEREO:
- return 53;
-
- default:
- pa_log_warn("Invalid channel mode %u", mode);
- return 53;
- }
-
- case SBC_SAMPLING_FREQ_48000:
-
- switch (mode) {
- case SBC_CHANNEL_MODE_MONO:
- case SBC_CHANNEL_MODE_DUAL_CHANNEL:
- return 29;
-
- case SBC_CHANNEL_MODE_STEREO:
- case SBC_CHANNEL_MODE_JOINT_STEREO:
- return 51;
-
- default:
- pa_log_warn("Invalid channel mode %u", mode);
- return 51;
- }
-
- default:
- pa_log_warn("Invalid sampling freq %u", freq);
- return 53;
- }
-}
-
-static DBusMessage *endpoint_select_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
- pa_bluetooth_discovery *y = userdata;
- a2dp_sbc_t *cap, config;
- uint8_t *pconf = (uint8_t *) &config;
- int i, size;
- DBusMessage *r;
- DBusError e;
-
- static const struct {
- uint32_t rate;
- uint8_t cap;
- } freq_table[] = {
- { 16000U, SBC_SAMPLING_FREQ_16000 },
- { 32000U, SBC_SAMPLING_FREQ_32000 },
- { 44100U, SBC_SAMPLING_FREQ_44100 },
- { 48000U, SBC_SAMPLING_FREQ_48000 }
- };
-
- dbus_error_init(&e);
-
- if (!dbus_message_get_args(m, &e, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &cap, &size, DBUS_TYPE_INVALID)) {
- pa_log("org.bluez.MediaEndpoint.SelectConfiguration: %s", e.message);
- dbus_error_free(&e);
- goto fail;
- }
-
- if (dbus_message_has_path(m, HFP_AG_ENDPOINT) || dbus_message_has_path(m, HFP_HS_ENDPOINT))
- goto done;
-
- pa_assert(size == sizeof(config));
-
- memset(&config, 0, sizeof(config));
-
- /* Find the lowest freq that is at least as high as the requested
- * sampling rate */
- for (i = 0; (unsigned) i < PA_ELEMENTSOF(freq_table); i++)
- if (freq_table[i].rate >= y->core->default_sample_spec.rate && (cap->frequency & freq_table[i].cap)) {
- config.frequency = freq_table[i].cap;
- break;
- }
-
- if ((unsigned) i == PA_ELEMENTSOF(freq_table)) {
- for (--i; i >= 0; i--) {
- if (cap->frequency & freq_table[i].cap) {
- config.frequency = freq_table[i].cap;
- break;
- }
- }
-
- if (i < 0) {
- pa_log("Not suitable sample rate");
- goto fail;
- }
- }
-
- pa_assert((unsigned) i < PA_ELEMENTSOF(freq_table));
-
- if (y->core->default_sample_spec.channels <= 1) {
- if (cap->channel_mode & SBC_CHANNEL_MODE_MONO)
- config.channel_mode = SBC_CHANNEL_MODE_MONO;
- }
-
- if (y->core->default_sample_spec.channels >= 2) {
- if (cap->channel_mode & SBC_CHANNEL_MODE_JOINT_STEREO)
- config.channel_mode = SBC_CHANNEL_MODE_JOINT_STEREO;
- else if (cap->channel_mode & SBC_CHANNEL_MODE_STEREO)
- config.channel_mode = SBC_CHANNEL_MODE_STEREO;
- else if (cap->channel_mode & SBC_CHANNEL_MODE_DUAL_CHANNEL)
- config.channel_mode = SBC_CHANNEL_MODE_DUAL_CHANNEL;
- else if (cap->channel_mode & SBC_CHANNEL_MODE_MONO) {
- config.channel_mode = SBC_CHANNEL_MODE_MONO;
- } else {
- pa_log("No supported channel modes");
- goto fail;
- }
- }
-
- if (cap->block_length & SBC_BLOCK_LENGTH_16)
- config.block_length = SBC_BLOCK_LENGTH_16;
- else if (cap->block_length & SBC_BLOCK_LENGTH_12)
- config.block_length = SBC_BLOCK_LENGTH_12;
- else if (cap->block_length & SBC_BLOCK_LENGTH_8)
- config.block_length = SBC_BLOCK_LENGTH_8;
- else if (cap->block_length & SBC_BLOCK_LENGTH_4)
- config.block_length = SBC_BLOCK_LENGTH_4;
- else {
- pa_log_error("No supported block lengths");
- goto fail;
- }
-
- if (cap->subbands & SBC_SUBBANDS_8)
- config.subbands = SBC_SUBBANDS_8;
- else if (cap->subbands & SBC_SUBBANDS_4)
- config.subbands = SBC_SUBBANDS_4;
- else {
- pa_log_error("No supported subbands");
- goto fail;
- }
-
- if (cap->allocation_method & SBC_ALLOCATION_LOUDNESS)
- config.allocation_method = SBC_ALLOCATION_LOUDNESS;
- else if (cap->allocation_method & SBC_ALLOCATION_SNR)
- config.allocation_method = SBC_ALLOCATION_SNR;
-
- config.min_bitpool = (uint8_t) PA_MAX(MIN_BITPOOL, cap->min_bitpool);
- config.max_bitpool = (uint8_t) PA_MIN(a2dp_default_bitpool(config.frequency, config.channel_mode), cap->max_bitpool);
-
-done:
- pa_assert_se(r = dbus_message_new_method_return(m));
-
- pa_assert_se(dbus_message_append_args(
- r,
- DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &pconf, size,
- DBUS_TYPE_INVALID));
-
- return r;
-
-fail:
- pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
- "Unable to select configuration"));
- return r;
-}
-
-static DBusHandlerResult endpoint_handler(DBusConnection *c, DBusMessage *m, void *userdata) {
- struct pa_bluetooth_discovery *y = userdata;
- DBusMessage *r = NULL;
- DBusError e;
- const char *path, *interface, *member;
-
- pa_assert(y);
-
- path = dbus_message_get_path(m);
- interface = dbus_message_get_interface(m);
- member = dbus_message_get_member(m);
-
- pa_log_debug("dbus: path=%s, interface=%s, member=%s", path, interface, member);
-
- dbus_error_init(&e);
-
- if (!pa_streq(path, A2DP_SOURCE_ENDPOINT) && !pa_streq(path, A2DP_SINK_ENDPOINT) && !pa_streq(path, HFP_AG_ENDPOINT) &&
- !pa_streq(path, HFP_HS_ENDPOINT))
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (dbus_message_is_method_call(m, "org.freedesktop.DBus.Introspectable", "Introspect")) {
- const char *xml = ENDPOINT_INTROSPECT_XML;
-
- pa_assert_se(r = dbus_message_new_method_return(m));
- pa_assert_se(dbus_message_append_args(r, DBUS_TYPE_STRING, &xml, DBUS_TYPE_INVALID));
-
- } else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SetConfiguration"))
- r = endpoint_set_configuration(c, m, userdata);
- else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SelectConfiguration"))
- r = endpoint_select_configuration(c, m, userdata);
- else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "ClearConfiguration"))
- r = endpoint_clear_configuration(c, m, userdata);
- else
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (r) {
- pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL));
- dbus_message_unref(r);
- }
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
- DBusError err;
- pa_bluetooth_discovery *y;
- DBusConnection *conn;
- unsigned i;
- static const DBusObjectPathVTable vtable_endpoint = {
- .message_function = endpoint_handler,
- };
-
- pa_assert(c);
-
- dbus_error_init(&err);
-
- if ((y = pa_shared_get(c, "bluetooth-discovery")))
- return pa_bluetooth_discovery_ref(y);
-
- y = pa_xnew0(pa_bluetooth_discovery, 1);
- PA_REFCNT_INIT(y);
- y->core = c;
- y->devices = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
- y->transports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
- PA_LLIST_HEAD_INIT(pa_dbus_pending, y->pending);
-
- for (i = 0; i < PA_BLUETOOTH_HOOK_MAX; i++)
- pa_hook_init(&y->hooks[i], y);
-
- pa_shared_set(c, "bluetooth-discovery", y);
-
- if (setup_dbus(y) < 0)
- goto fail;
-
- conn = pa_dbus_connection_get(y->connection);
-
- /* dynamic detection of bluetooth audio devices */
- if (!dbus_connection_add_filter(conn, filter_cb, y, NULL)) {
- pa_log_error("Failed to add filter function");
- goto fail;
- }
-
- y->filter_added = true;
-
- if (pa_dbus_add_matches(
- conn, &err,
- "type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
- ",arg0='org.bluez'",
- "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
- "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
- "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceCreated'",
- "type='signal',sender='org.bluez',interface='org.bluez.Device',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.Audio',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.AudioSource',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
- NULL) < 0) {
- pa_log("Failed to add D-Bus matches: %s", err.message);
- goto fail;
- }
-
- pa_assert_se(dbus_connection_register_object_path(conn, HFP_AG_ENDPOINT, &vtable_endpoint, y));
- pa_assert_se(dbus_connection_register_object_path(conn, HFP_HS_ENDPOINT, &vtable_endpoint, y));
- pa_assert_se(dbus_connection_register_object_path(conn, A2DP_SOURCE_ENDPOINT, &vtable_endpoint, y));
- pa_assert_se(dbus_connection_register_object_path(conn, A2DP_SINK_ENDPOINT, &vtable_endpoint, y));
-
- list_adapters(y);
-
- return y;
-
-fail:
- if (y)
- pa_bluetooth_discovery_unref(y);
-
- dbus_error_free(&err);
-
- return NULL;
-}
-
-pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y) {
- pa_assert(y);
- pa_assert(PA_REFCNT_VALUE(y) > 0);
-
- PA_REFCNT_INC(y);
-
- return y;
-}
-
-void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
- unsigned i;
-
- pa_assert(y);
- pa_assert(PA_REFCNT_VALUE(y) > 0);
-
- if (PA_REFCNT_DEC(y) > 0)
- return;
-
- pa_dbus_free_pending_list(&y->pending);
-
- if (y->devices) {
- remove_all_devices(y);
- pa_hashmap_free(y->devices, NULL);
- }
-
- if (y->transports) {
- pa_assert(pa_hashmap_isempty(y->transports));
- pa_hashmap_free(y->transports, NULL);
- }
-
- if (y->connection) {
- dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HFP_AG_ENDPOINT);
- dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HFP_HS_ENDPOINT);
- dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SOURCE_ENDPOINT);
- dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SINK_ENDPOINT);
- pa_dbus_remove_matches(
- pa_dbus_connection_get(y->connection),
- "type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
- ",arg0='org.bluez'",
- "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
- "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterRemoved'",
- "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
- "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceCreated'",
- "type='signal',sender='org.bluez',interface='org.bluez.Device',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.Audio',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.AudioSource',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
- "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
- NULL);
-
- if (y->filter_added)
- dbus_connection_remove_filter(pa_dbus_connection_get(y->connection), filter_cb, y);
-
- pa_dbus_connection_unref(y->connection);
- }
-
- for (i = 0; i < PA_BLUETOOTH_HOOK_MAX; i++)
- pa_hook_done(&y->hooks[i]);
-
- if (y->core)
- pa_shared_remove(y->core, "bluetooth-discovery");
-
- pa_xfree(y);
-}
-
-pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y, pa_bluetooth_hook_t hook) {
- pa_assert(y);
- pa_assert(PA_REFCNT_VALUE(y) > 0);
-
- return &y->hooks[hook];
-}
-
-pa_bt_form_factor_t pa_bluetooth_get_form_factor(uint32_t class) {
- unsigned major, minor;
- pa_bt_form_factor_t r;
-
- static const pa_bt_form_factor_t table[] = {
- [1] = PA_BT_FORM_FACTOR_HEADSET,
- [2] = PA_BT_FORM_FACTOR_HANDSFREE,
- [4] = PA_BT_FORM_FACTOR_MICROPHONE,
- [5] = PA_BT_FORM_FACTOR_SPEAKER,
- [6] = PA_BT_FORM_FACTOR_HEADPHONE,
- [7] = PA_BT_FORM_FACTOR_PORTABLE,
- [8] = PA_BT_FORM_FACTOR_CAR,
- [10] = PA_BT_FORM_FACTOR_HIFI
- };
-
- /*
- * See Bluetooth Assigned Numbers:
- * https://www.bluetooth.org/Technical/AssignedNumbers/baseband.htm
- */
- major = (class >> 8) & 0x1F;
- minor = (class >> 2) & 0x3F;
-
- switch (major) {
- case 2:
- return PA_BT_FORM_FACTOR_PHONE;
- case 4:
- break;
- default:
- pa_log_debug("Unknown Bluetooth major device class %u", major);
- return PA_BT_FORM_FACTOR_UNKNOWN;
- }
-
- r = minor < PA_ELEMENTSOF(table) ? table[minor] : PA_BT_FORM_FACTOR_UNKNOWN;
-
- if (!r)
- pa_log_debug("Unknown Bluetooth minor device class %u", minor);
-
- return r;
-}
-
-const char *pa_bt_form_factor_to_string(pa_bt_form_factor_t ff) {
- switch (ff) {
- case PA_BT_FORM_FACTOR_UNKNOWN:
- return "unknown";
- case PA_BT_FORM_FACTOR_HEADSET:
- return "headset";
- case PA_BT_FORM_FACTOR_HANDSFREE:
- return "hands-free";
- case PA_BT_FORM_FACTOR_MICROPHONE:
- return "microphone";
- case PA_BT_FORM_FACTOR_SPEAKER:
- return "speaker";
- case PA_BT_FORM_FACTOR_HEADPHONE:
- return "headphone";
- case PA_BT_FORM_FACTOR_PORTABLE:
- return "portable";
- case PA_BT_FORM_FACTOR_CAR:
- return "car";
- case PA_BT_FORM_FACTOR_HIFI:
- return "hifi";
- case PA_BT_FORM_FACTOR_PHONE:
- return "phone";
- }
-
- pa_assert_not_reached();
-}
-
-char *pa_bluetooth_cleanup_name(const char *name) {
- char *t, *s, *d;
- bool space = false;
-
- pa_assert(name);
-
- while ((*name >= 1 && *name <= 32) || *name >= 127)
- name++;
-
- t = pa_xstrdup(name);
-
- for (s = d = t; *s; s++) {
-
- if (*s <= 32 || *s >= 127 || *s == '_') {
- space = true;
- continue;
- }
-
- if (space) {
- *(d++) = ' ';
- space = false;
- }
-
- *(d++) = *s;
- }
-
- *d = 0;
-
- return t;
-}
-
-bool pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid) {
- pa_assert(uuid);
-
- while (uuids) {
- if (strcasecmp(uuids->uuid, uuid) == 0)
- return true;
-
- uuids = uuids->next;
- }
-
- return false;
-}
diff --git a/src/modules/bluetooth/bluetooth-util.h b/src/modules/bluetooth/bluetooth-util.h
deleted file mode 100644
index c69ba71..0000000
--- a/src/modules/bluetooth/bluetooth-util.h
+++ /dev/null
@@ -1,178 +0,0 @@
-#ifndef foobluetoothutilhfoo
-#define foobluetoothutilhfoo
-
-/***
- This file is part of PulseAudio.
-
- Copyright 2008-2013 João Paulo Rechi Vita
-
- PulseAudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- PulseAudio 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 Lesser General Public
- License along with PulseAudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#include <dbus/dbus.h>
-
-#include <pulsecore/llist.h>
-#include <pulsecore/macro.h>
-
-#define PA_BLUETOOTH_ERROR_NOT_SUPPORTED "org.bluez.Error.NotSupported"
-
-/* UUID copied from bluez/audio/device.h */
-#define GENERIC_AUDIO_UUID "00001203-0000-1000-8000-00805f9b34fb"
-
-#define HSP_HS_UUID "00001108-0000-1000-8000-00805f9b34fb"
-#define HSP_AG_UUID "00001112-0000-1000-8000-00805f9b34fb"
-
-#define HFP_HS_UUID "0000111e-0000-1000-8000-00805f9b34fb"
-#define HFP_AG_UUID "0000111f-0000-1000-8000-00805f9b34fb"
-
-#define ADVANCED_AUDIO_UUID "0000110d-0000-1000-8000-00805f9b34fb"
-
-#define A2DP_SOURCE_UUID "0000110a-0000-1000-8000-00805f9b34fb"
-#define A2DP_SINK_UUID "0000110b-0000-1000-8000-00805f9b34fb"
-
-#define HSP_MAX_GAIN 15
-
-typedef struct pa_bluetooth_uuid pa_bluetooth_uuid;
-typedef struct pa_bluetooth_device pa_bluetooth_device;
-typedef struct pa_bluetooth_discovery pa_bluetooth_discovery;
-typedef struct pa_bluetooth_transport pa_bluetooth_transport;
-
-struct userdata;
-
-struct pa_bluetooth_uuid {
- char *uuid;
- PA_LLIST_FIELDS(pa_bluetooth_uuid);
-};
-
-enum profile {
- PROFILE_A2DP,
- PROFILE_A2DP_SOURCE,
- PROFILE_HSP,
- PROFILE_HFGW,
- PROFILE_OFF
-};
-
-#define PA_BLUETOOTH_PROFILE_COUNT PROFILE_OFF
-
-struct pa_bluetooth_hook_uuid_data {
- pa_bluetooth_device *device;
- const char *uuid;
-};
-
-/* Hook data: pa_bluetooth_discovery pointer. */
-typedef enum pa_bluetooth_hook {
- PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED, /* Call data: pa_bluetooth_device */
- PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED, /* Call data: pa_bluetooth_hook_uuid_data */
- PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED, /* Call data: pa_bluetooth_transport */
- PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED, /* Call data: pa_bluetooth_transport */
- PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED, /* Call data: pa_bluetooth_transport */
- PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED, /* Call data: pa_bluetooth_transport */
- PA_BLUETOOTH_HOOK_MAX
-} pa_bluetooth_hook_t;
-
-typedef enum pa_bluetooth_transport_state {
- PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED,
- PA_BLUETOOTH_TRANSPORT_STATE_IDLE, /* Connected but not playing */
- PA_BLUETOOTH_TRANSPORT_STATE_PLAYING
-} pa_bluetooth_transport_state_t;
-
-struct pa_bluetooth_transport {
- pa_bluetooth_device *device;
- char *owner;
- char *path;
- enum profile profile;
- uint8_t codec;
- uint8_t *config;
- int config_size;
-
- pa_bluetooth_transport_state_t state;
- bool nrec;
- uint16_t microphone_gain; /* Used for HSP/HFP */
- uint16_t speaker_gain; /* Used for HSP/HFP */
-};
-
-/* This enum is shared among Audio, Headset, AudioSink, and AudioSource, although not all values are acceptable in all profiles */
-typedef enum pa_bt_audio_state {
- PA_BT_AUDIO_STATE_INVALID = -1,
- PA_BT_AUDIO_STATE_DISCONNECTED,
- PA_BT_AUDIO_STATE_CONNECTING,
- PA_BT_AUDIO_STATE_CONNECTED,
- PA_BT_AUDIO_STATE_PLAYING
-} pa_bt_audio_state_t;
-
-struct pa_bluetooth_device {
- pa_bluetooth_discovery *discovery;
- bool dead;
-
- int device_info_valid; /* 0: no results yet; 1: good results; -1: bad results ... */
-
- /* Device information */
- char *name;
- char *path;
- pa_bluetooth_transport *transports[PA_BLUETOOTH_PROFILE_COUNT];
- int paired;
- char *alias;
- PA_LLIST_HEAD(pa_bluetooth_uuid, uuids);
- char *address;
- int class;
- int trusted;
-
- /* Audio state */
- pa_bt_audio_state_t audio_state;
-
- /* AudioSink, AudioSource, Headset and HandsfreeGateway states */
- pa_bt_audio_state_t profile_state[PA_BLUETOOTH_PROFILE_COUNT];
-};
-
-pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *core);
-pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y);
-void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *d);
-
-pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
-pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
-
-bool pa_bluetooth_device_any_audio_connected(const pa_bluetooth_device *d);
-
-int pa_bluetooth_transport_acquire(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu);
-void pa_bluetooth_transport_release(pa_bluetooth_transport *t);
-
-void pa_bluetooth_transport_set_microphone_gain(pa_bluetooth_transport *t, uint16_t value);
-void pa_bluetooth_transport_set_speaker_gain(pa_bluetooth_transport *t, uint16_t value);
-
-pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y, pa_bluetooth_hook_t hook);
-
-typedef enum pa_bt_form_factor {
- PA_BT_FORM_FACTOR_UNKNOWN,
- PA_BT_FORM_FACTOR_HEADSET,
- PA_BT_FORM_FACTOR_HANDSFREE,
- PA_BT_FORM_FACTOR_MICROPHONE,
- PA_BT_FORM_FACTOR_SPEAKER,
- PA_BT_FORM_FACTOR_HEADPHONE,
- PA_BT_FORM_FACTOR_PORTABLE,
- PA_BT_FORM_FACTOR_CAR,
- PA_BT_FORM_FACTOR_HIFI,
- PA_BT_FORM_FACTOR_PHONE,
-} pa_bt_form_factor_t;
-
-pa_bt_form_factor_t pa_bluetooth_get_form_factor(uint32_t class);
-const char *pa_bt_form_factor_to_string(pa_bt_form_factor_t ff);
-
-char *pa_bluetooth_cleanup_name(const char *name);
-
-bool pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid);
-const char *pa_bt_profile_to_string(enum profile profile);
-
-#endif
diff --git a/src/modules/bluetooth/bluez4-util.c b/src/modules/bluetooth/bluez4-util.c
new file mode 100644
index 0000000..29b237b
--- /dev/null
+++ b/src/modules/bluetooth/bluez4-util.c
@@ -0,0 +1,1905 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2008-2013 João Paulo Rechi Vita
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ PulseAudio 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 Lesser General Public
+ License along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <pulse/xmalloc.h>
+
+#include <pulsecore/core-util.h>
+#include <pulsecore/shared.h>
+#include <pulsecore/dbus-shared.h>
+
+#include "bluez4-util.h"
+#include "a2dp-codecs.h"
+
+#define HFP_AG_ENDPOINT "/MediaEndpoint/HFPAG"
+#define HFP_HS_ENDPOINT "/MediaEndpoint/HFPHS"
+#define A2DP_SOURCE_ENDPOINT "/MediaEndpoint/A2DPSource"
+#define A2DP_SINK_ENDPOINT "/MediaEndpoint/A2DPSink"
+
+#define ENDPOINT_INTROSPECT_XML \
+ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
+ "<node>" \
+ " <interface name=\"org.bluez.MediaEndpoint\">" \
+ " <method name=\"SetConfiguration\">" \
+ " <arg name=\"transport\" direction=\"in\" type=\"o\"/>" \
+ " <arg name=\"configuration\" direction=\"in\" type=\"ay\"/>" \
+ " </method>" \
+ " <method name=\"SelectConfiguration\">" \
+ " <arg name=\"capabilities\" direction=\"in\" type=\"ay\"/>" \
+ " <arg name=\"configuration\" direction=\"out\" type=\"ay\"/>" \
+ " </method>" \
+ " <method name=\"ClearConfiguration\">" \
+ " </method>" \
+ " <method name=\"Release\">" \
+ " </method>" \
+ " </interface>" \
+ " <interface name=\"org.freedesktop.DBus.Introspectable\">" \
+ " <method name=\"Introspect\">" \
+ " <arg name=\"data\" type=\"s\" direction=\"out\"/>" \
+ " </method>" \
+ " </interface>" \
+ "</node>"
+
+struct pa_bluetooth_discovery {
+ PA_REFCNT_DECLARE;
+
+ pa_core *core;
+ pa_dbus_connection *connection;
+ PA_LLIST_HEAD(pa_dbus_pending, pending);
+ bool adapters_listed;
+ pa_hashmap *devices;
+ pa_hashmap *transports;
+ pa_hook hooks[PA_BLUETOOTH_HOOK_MAX];
+ bool filter_added;
+};
+
+static void get_properties_reply(DBusPendingCall *pending, void *userdata);
+static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, DBusMessage *m, DBusPendingCallNotifyFunction func,
+ void *call_data);
+static void found_adapter(pa_bluetooth_discovery *y, const char *path);
+static pa_bluetooth_device *found_device(pa_bluetooth_discovery *y, const char* path);
+
+static pa_bt_audio_state_t audio_state_from_string(const char* value) {
+ pa_assert(value);
+
+ if (pa_streq(value, "disconnected"))
+ return PA_BT_AUDIO_STATE_DISCONNECTED;
+ else if (pa_streq(value, "connecting"))
+ return PA_BT_AUDIO_STATE_CONNECTING;
+ else if (pa_streq(value, "connected"))
+ return PA_BT_AUDIO_STATE_CONNECTED;
+ else if (pa_streq(value, "playing"))
+ return PA_BT_AUDIO_STATE_PLAYING;
+
+ return PA_BT_AUDIO_STATE_INVALID;
+}
+
+const char *pa_bt_profile_to_string(enum profile profile) {
+ switch(profile) {
+ case PROFILE_A2DP:
+ return "a2dp";
+ case PROFILE_A2DP_SOURCE:
+ return "a2dp_source";
+ case PROFILE_HSP:
+ return "hsp";
+ case PROFILE_HFGW:
+ return "hfgw";
+ case PROFILE_OFF:
+ pa_assert_not_reached();
+ }
+
+ pa_assert_not_reached();
+}
+
+static int profile_from_interface(const char *interface, enum profile *p) {
+ pa_assert(interface);
+ pa_assert(p);
+
+ if (pa_streq(interface, "org.bluez.AudioSink")) {
+ *p = PROFILE_A2DP;
+ return 0;
+ } else if (pa_streq(interface, "org.bluez.AudioSource")) {
+ *p = PROFILE_A2DP_SOURCE;
+ return 0;
+ } else if (pa_streq(interface, "org.bluez.Headset")) {
+ *p = PROFILE_HSP;
+ return 0;
+ } else if (pa_streq(interface, "org.bluez.HandsfreeGateway")) {
+ *p = PROFILE_HFGW;
+ return 0;
+ }
+
+ return -1;
+}
+
+static pa_bluetooth_transport_state_t audio_state_to_transport_state(pa_bt_audio_state_t state) {
+ switch (state) {
+ case PA_BT_AUDIO_STATE_INVALID: /* Typically if state hasn't been received yet */
+ case PA_BT_AUDIO_STATE_DISCONNECTED:
+ case PA_BT_AUDIO_STATE_CONNECTING:
+ return PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
+ case PA_BT_AUDIO_STATE_CONNECTED:
+ return PA_BLUETOOTH_TRANSPORT_STATE_IDLE;
+ case PA_BT_AUDIO_STATE_PLAYING:
+ return PA_BLUETOOTH_TRANSPORT_STATE_PLAYING;
+ }
+
+ pa_assert_not_reached();
+}
+
+static pa_bluetooth_uuid *uuid_new(const char *uuid) {
+ pa_bluetooth_uuid *u;
+
+ u = pa_xnew(pa_bluetooth_uuid, 1);
+ u->uuid = pa_xstrdup(uuid);
+ PA_LLIST_INIT(pa_bluetooth_uuid, u);
+
+ return u;
+}
+
+static void uuid_free(pa_bluetooth_uuid *u) {
+ pa_assert(u);
+
+ pa_xfree(u->uuid);
+ pa_xfree(u);
+}
+
+static pa_bluetooth_device* device_new(pa_bluetooth_discovery *discovery, const char *path) {
+ pa_bluetooth_device *d;
+ unsigned i;
+
+ pa_assert(discovery);
+ pa_assert(path);
+
+ d = pa_xnew0(pa_bluetooth_device, 1);
+
+ d->discovery = discovery;
+ d->dead = false;
+
+ d->device_info_valid = 0;
+
+ d->name = NULL;
+ d->path = pa_xstrdup(path);
+ d->paired = -1;
+ d->alias = NULL;
+ PA_LLIST_HEAD_INIT(pa_bluetooth_uuid, d->uuids);
+ d->address = NULL;
+ d->class = -1;
+ d->trusted = -1;
+
+ d->audio_state = PA_BT_AUDIO_STATE_INVALID;
+
+ for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++)
+ d->profile_state[i] = PA_BT_AUDIO_STATE_INVALID;
+
+ return d;
+}
+
+static void transport_free(pa_bluetooth_transport *t) {
+ pa_assert(t);
+
+ pa_xfree(t->owner);
+ pa_xfree(t->path);
+ pa_xfree(t->config);
+ pa_xfree(t);
+}
+
+static void device_free(pa_bluetooth_device *d) {
+ pa_bluetooth_uuid *u;
+ pa_bluetooth_transport *t;
+ unsigned i;
+
+ pa_assert(d);
+
+ for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++) {
+ if (!(t = d->transports[i]))
+ continue;
+
+ d->transports[i] = NULL;
+ pa_hashmap_remove(d->discovery->transports, t->path);
+ t->state = PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], t);
+ transport_free(t);
+ }
+
+ while ((u = d->uuids)) {
+ PA_LLIST_REMOVE(pa_bluetooth_uuid, d->uuids, u);
+ uuid_free(u);
+ }
+
+ pa_xfree(d->name);
+ pa_xfree(d->path);
+ pa_xfree(d->alias);
+ pa_xfree(d->address);
+ pa_xfree(d);
+}
+
+static const char *check_variant_property(DBusMessageIter *i) {
+ const char *key;
+
+ pa_assert(i);
+
+ if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_STRING) {
+ pa_log("Property name not a string.");
+ return NULL;
+ }
+
+ dbus_message_iter_get_basic(i, &key);
+
+ if (!dbus_message_iter_next(i)) {
+ pa_log("Property value missing");
+ return NULL;
+ }
+
+ if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_VARIANT) {
+ pa_log("Property value not a variant.");
+ return NULL;
+ }
+
+ return key;
+}
+
+static int parse_manager_property(pa_bluetooth_discovery *y, DBusMessageIter *i, bool is_property_change) {
+ const char *key;
+ DBusMessageIter variant_i;
+
+ pa_assert(y);
+
+ key = check_variant_property(i);
+ if (key == NULL)
+ return -1;
+
+ dbus_message_iter_recurse(i, &variant_i);
+
+ switch (dbus_message_iter_get_arg_type(&variant_i)) {
+
+ case DBUS_TYPE_ARRAY: {
+
+ DBusMessageIter ai;
+ dbus_message_iter_recurse(&variant_i, &ai);
+
+ if (pa_streq(key, "Adapters")) {
+ y->adapters_listed = true;
+
+ if (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_OBJECT_PATH)
+ break;
+
+ while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
+ const char *value;
+
+ dbus_message_iter_get_basic(&ai, &value);
+
+ found_adapter(y, value);
+
+ dbus_message_iter_next(&ai);
+ }
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int parse_adapter_property(pa_bluetooth_discovery *y, DBusMessageIter *i, bool is_property_change) {
+ const char *key;
+ DBusMessageIter variant_i;
+
+ pa_assert(y);
+
+ key = check_variant_property(i);
+ if (key == NULL)
+ return -1;
+
+ dbus_message_iter_recurse(i, &variant_i);
+
+ switch (dbus_message_iter_get_arg_type(&variant_i)) {
+
+ case DBUS_TYPE_ARRAY: {
+
+ DBusMessageIter ai;
+ dbus_message_iter_recurse(&variant_i, &ai);
+
+ if (dbus_message_iter_get_arg_type(&ai) == DBUS_TYPE_OBJECT_PATH &&
+ pa_streq(key, "Devices")) {
+
+ while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
+ const char *value;
+
+ dbus_message_iter_get_basic(&ai, &value);
+
+ found_device(y, value);
+
+ dbus_message_iter_next(&ai);
+ }
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int parse_device_property(pa_bluetooth_device *d, DBusMessageIter *i, bool is_property_change) {
+ const char *key;
+ DBusMessageIter variant_i;
+
+ pa_assert(d);
+
+ key = check_variant_property(i);
+ if (key == NULL)
+ return -1;
+
+ dbus_message_iter_recurse(i, &variant_i);
+
+/* pa_log_debug("Parsing property org.bluez.Device.%s", key); */
+
+ switch (dbus_message_iter_get_arg_type(&variant_i)) {
+
+ case DBUS_TYPE_STRING: {
+
+ const char *value;
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "Name")) {
+ pa_xfree(d->name);
+ d->name = pa_xstrdup(value);
+ } else if (pa_streq(key, "Alias")) {
+ pa_xfree(d->alias);
+ d->alias = pa_xstrdup(value);
+ } else if (pa_streq(key, "Address")) {
+ if (is_property_change) {
+ pa_log("Device property 'Address' expected to be constant but changed for %s", d->path);
+ return -1;
+ }
+
+ if (d->address) {
+ pa_log("Device %s: Received a duplicate Address property.", d->path);
+ return -1;
+ }
+
+ d->address = pa_xstrdup(value);
+ }
+
+/* pa_log_debug("Value %s", value); */
+
+ break;
+ }
+
+ case DBUS_TYPE_BOOLEAN: {
+
+ dbus_bool_t value;
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "Paired"))
+ d->paired = !!value;
+ else if (pa_streq(key, "Trusted"))
+ d->trusted = !!value;
+
+/* pa_log_debug("Value %s", pa_yes_no(value)); */
+
+ break;
+ }
+
+ case DBUS_TYPE_UINT32: {
+
+ uint32_t value;
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "Class"))
+ d->class = (int) value;
+
+/* pa_log_debug("Value %u", (unsigned) value); */
+
+ break;
+ }
+
+ case DBUS_TYPE_ARRAY: {
+
+ DBusMessageIter ai;
+ dbus_message_iter_recurse(&variant_i, &ai);
+
+ if (dbus_message_iter_get_arg_type(&ai) == DBUS_TYPE_STRING && pa_streq(key, "UUIDs")) {
+ DBusMessage *m;
+ bool has_audio = false;
+
+ while (dbus_message_iter_get_arg_type(&ai) != DBUS_TYPE_INVALID) {
+ pa_bluetooth_uuid *node;
+ const char *value;
+ struct pa_bluetooth_hook_uuid_data uuiddata;
+
+ dbus_message_iter_get_basic(&ai, &value);
+
+ if (pa_bluetooth_uuid_has(d->uuids, value)) {
+ dbus_message_iter_next(&ai);
+ continue;
+ }
+
+ node = uuid_new(value);
+ PA_LLIST_PREPEND(pa_bluetooth_uuid, d->uuids, node);
+
+ uuiddata.device = d;
+ uuiddata.uuid = value;
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED], &uuiddata);
+
+ /* Vudentz said the interfaces are here when the UUIDs are announced */
+ if (strcasecmp(HSP_AG_UUID, value) == 0 || strcasecmp(HFP_AG_UUID, value) == 0) {
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.HandsfreeGateway",
+ "GetProperties"));
+ send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
+ has_audio = true;
+ } else if (strcasecmp(HSP_HS_UUID, value) == 0 || strcasecmp(HFP_HS_UUID, value) == 0) {
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.Headset",
+ "GetProperties"));
+ send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
+ has_audio = true;
+ } else if (strcasecmp(A2DP_SINK_UUID, value) == 0) {
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.AudioSink",
+ "GetProperties"));
+ send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
+ has_audio = true;
+ } else if (strcasecmp(A2DP_SOURCE_UUID, value) == 0) {
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.AudioSource",
+ "GetProperties"));
+ send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
+ has_audio = true;
+ }
+
+ dbus_message_iter_next(&ai);
+ }
+
+ /* this might eventually be racy if .Audio is not there yet, but
+ the State change will come anyway later, so this call is for
+ cold-detection mostly */
+ if (has_audio) {
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", d->path, "org.bluez.Audio", "GetProperties"));
+ send_and_add_to_pending(d->discovery, m, get_properties_reply, d);
+ }
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static const char *transport_state_to_string(pa_bluetooth_transport_state_t state) {
+ switch (state) {
+ case PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED:
+ return "disconnected";
+ case PA_BLUETOOTH_TRANSPORT_STATE_IDLE:
+ return "idle";
+ case PA_BLUETOOTH_TRANSPORT_STATE_PLAYING:
+ return "playing";
+ }
+
+ pa_assert_not_reached();
+}
+
+static int parse_audio_property(pa_bluetooth_device *d, const char *interface, DBusMessageIter *i, bool is_property_change) {
+ pa_bluetooth_transport *transport;
+ const char *key;
+ DBusMessageIter variant_i;
+ bool is_audio_interface;
+ enum profile p = PROFILE_OFF;
+
+ pa_assert(d);
+ pa_assert(interface);
+ pa_assert(i);
+
+ if (!(is_audio_interface = pa_streq(interface, "org.bluez.Audio")))
+ if (profile_from_interface(interface, &p) < 0)
+ return 0; /* Interface not known so silently ignore property */
+
+ key = check_variant_property(i);
+ if (key == NULL)
+ return -1;
+
+ transport = p == PROFILE_OFF ? NULL : d->transports[p];
+
+ dbus_message_iter_recurse(i, &variant_i);
+
+/* pa_log_debug("Parsing property org.bluez.{Audio|AudioSink|AudioSource|Headset}.%s", key); */
+
+ switch (dbus_message_iter_get_arg_type(&variant_i)) {
+
+ case DBUS_TYPE_STRING: {
+
+ const char *value;
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "State")) {
+ pa_bt_audio_state_t state = audio_state_from_string(value);
+ pa_bluetooth_transport_state_t old_state;
+
+ pa_log_debug("Device %s interface %s property 'State' changed to value '%s'", d->path, interface, value);
+
+ if (state == PA_BT_AUDIO_STATE_INVALID)
+ return -1;
+
+ if (is_audio_interface) {
+ d->audio_state = state;
+ break;
+ }
+
+ pa_assert(p != PROFILE_OFF);
+
+ d->profile_state[p] = state;
+
+ if (!transport)
+ break;
+
+ old_state = transport->state;
+ transport->state = audio_state_to_transport_state(state);
+
+ if (transport->state != old_state) {
+ pa_log_debug("Transport %s (profile %s) changed state from %s to %s.", transport->path,
+ pa_bt_profile_to_string(transport->profile), transport_state_to_string(old_state),
+ transport_state_to_string(transport->state));
+
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], transport);
+ }
+ }
+
+ break;
+ }
+
+ case DBUS_TYPE_UINT16: {
+ uint16_t value;
+
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "MicrophoneGain")) {
+ uint16_t gain;
+
+ pa_log_debug("dbus: property '%s' changed to value '%u'", key, value);
+
+ if (!transport) {
+ pa_log("Volume change does not have an associated transport");
+ return -1;
+ }
+
+ if ((gain = PA_MIN(value, HSP_MAX_GAIN)) == transport->microphone_gain)
+ break;
+
+ transport->microphone_gain = gain;
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED], transport);
+ } else if (pa_streq(key, "SpeakerGain")) {
+ uint16_t gain;
+
+ pa_log_debug("dbus: property '%s' changed to value '%u'", key, value);
+
+ if (!transport) {
+ pa_log("Volume change does not have an associated transport");
+ return -1;
+ }
+
+ if ((gain = PA_MIN(value, HSP_MAX_GAIN)) == transport->speaker_gain)
+ break;
+
+ transport->speaker_gain = gain;
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED], transport);
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static void run_callback(pa_bluetooth_device *d, bool dead) {
+ pa_assert(d);
+
+ if (d->device_info_valid != 1)
+ return;
+
+ d->dead = dead;
+ pa_hook_fire(&d->discovery->hooks[PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED], d);
+}
+
+static void remove_all_devices(pa_bluetooth_discovery *y) {
+ pa_bluetooth_device *d;
+
+ pa_assert(y);
+
+ while ((d = pa_hashmap_steal_first(y->devices))) {
+ run_callback(d, true);
+ device_free(d);
+ }
+}
+
+static pa_bluetooth_device *found_device(pa_bluetooth_discovery *y, const char* path) {
+ DBusMessage *m;
+ pa_bluetooth_device *d;
+
+ pa_assert(y);
+ pa_assert(path);
+
+ d = pa_hashmap_get(y->devices, path);
+ if (d)
+ return d;
+
+ d = device_new(y, path);
+
+ pa_hashmap_put(y->devices, d->path, d);
+
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Device", "GetProperties"));
+ send_and_add_to_pending(y, m, get_properties_reply, d);
+
+ /* Before we read the other properties (Audio, AudioSink, AudioSource,
+ * Headset) we wait that the UUID is read */
+ return d;
+}
+
+static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
+ DBusMessage *r;
+ DBusMessageIter arg_i, element_i;
+ pa_dbus_pending *p;
+ pa_bluetooth_device *d;
+ pa_bluetooth_discovery *y;
+ int valid;
+ bool old_any_connected;
+
+ pa_assert_se(p = userdata);
+ pa_assert_se(y = p->context_data);
+ pa_assert_se(r = dbus_pending_call_steal_reply(pending));
+
+/* pa_log_debug("Got %s.GetProperties response for %s", */
+/* dbus_message_get_interface(p->message), */
+/* dbus_message_get_path(p->message)); */
+
+ /* We don't use p->call_data here right-away since the device
+ * might already be invalidated at this point */
+
+ if (dbus_message_has_interface(p->message, "org.bluez.Manager") ||
+ dbus_message_has_interface(p->message, "org.bluez.Adapter"))
+ d = NULL;
+ else if (!(d = pa_hashmap_get(y->devices, dbus_message_get_path(p->message)))) {
+ pa_log_warn("Received GetProperties() reply from unknown device: %s (device removed?)", dbus_message_get_path(p->message));
+ goto finish2;
+ }
+
+ pa_assert(p->call_data == d);
+
+ if (d != NULL)
+ old_any_connected = pa_bluetooth_device_any_audio_connected(d);
+
+ valid = dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR ? -1 : 1;
+
+ if (dbus_message_is_method_call(p->message, "org.bluez.Device", "GetProperties"))
+ d->device_info_valid = valid;
+
+ if (dbus_message_is_error(r, DBUS_ERROR_SERVICE_UNKNOWN)) {
+ pa_log_debug("Bluetooth daemon is apparently not available.");
+ remove_all_devices(y);
+ goto finish2;
+ }
+
+ if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
+ pa_log("%s.GetProperties() failed: %s: %s", dbus_message_get_interface(p->message), dbus_message_get_error_name(r),
+ pa_dbus_get_error_message(r));
+ goto finish;
+ }
+
+ if (!dbus_message_iter_init(r, &arg_i)) {
+ pa_log("GetProperties reply has no arguments.");
+ goto finish;
+ }
+
+ if (dbus_message_iter_get_arg_type(&arg_i) != DBUS_TYPE_ARRAY) {
+ pa_log("GetProperties argument is not an array.");
+ goto finish;
+ }
+
+ dbus_message_iter_recurse(&arg_i, &element_i);
+ while (dbus_message_iter_get_arg_type(&element_i) != DBUS_TYPE_INVALID) {
+
+ if (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) {
+ DBusMessageIter dict_i;
+
+ dbus_message_iter_recurse(&element_i, &dict_i);
+
+ if (dbus_message_has_interface(p->message, "org.bluez.Manager")) {
+ if (parse_manager_property(y, &dict_i, false) < 0)
+ goto finish;
+
+ } else if (dbus_message_has_interface(p->message, "org.bluez.Adapter")) {
+ if (parse_adapter_property(y, &dict_i, false) < 0)
+ goto finish;
+
+ } else if (dbus_message_has_interface(p->message, "org.bluez.Device")) {
+ if (parse_device_property(d, &dict_i, false) < 0)
+ goto finish;
+
+ } else if (parse_audio_property(d, dbus_message_get_interface(p->message), &dict_i, false) < 0)
+ goto finish;
+
+ }
+
+ dbus_message_iter_next(&element_i);
+ }
+
+finish:
+ if (d != NULL && old_any_connected != pa_bluetooth_device_any_audio_connected(d))
+ run_callback(d, false);
+
+finish2:
+ dbus_message_unref(r);
+
+ PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
+ pa_dbus_pending_free(p);
+}
+
+static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, DBusMessage *m, DBusPendingCallNotifyFunction func,
+ void *call_data) {
+ pa_dbus_pending *p;
+ DBusPendingCall *call;
+
+ pa_assert(y);
+ pa_assert(m);
+
+ pa_assert_se(dbus_connection_send_with_reply(pa_dbus_connection_get(y->connection), m, &call, -1));
+
+ p = pa_dbus_pending_new(pa_dbus_connection_get(y->connection), m, call, y, call_data);
+ PA_LLIST_PREPEND(pa_dbus_pending, y->pending, p);
+ dbus_pending_call_set_notify(call, func, p, NULL);
+
+ return p;
+}
+
+static void register_endpoint_reply(DBusPendingCall *pending, void *userdata) {
+ DBusMessage *r;
+ pa_dbus_pending *p;
+ pa_bluetooth_discovery *y;
+ char *endpoint;
+
+ pa_assert(pending);
+ pa_assert_se(p = userdata);
+ pa_assert_se(y = p->context_data);
+ pa_assert_se(endpoint = p->call_data);
+ pa_assert_se(r = dbus_pending_call_steal_reply(pending));
+
+ if (dbus_message_is_error(r, DBUS_ERROR_SERVICE_UNKNOWN)) {
+ pa_log_debug("Bluetooth daemon is apparently not available.");
+ remove_all_devices(y);
+ goto finish;
+ }
+
+ if (dbus_message_is_error(r, PA_BLUETOOTH_ERROR_NOT_SUPPORTED)) {
+ pa_log_info("Couldn't register endpoint %s, because BlueZ is configured to disable the endpoint type.", endpoint);
+ goto finish;
+ }
+
+ if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
+ pa_log("org.bluez.Media.RegisterEndpoint() failed: %s: %s", dbus_message_get_error_name(r),
+ pa_dbus_get_error_message(r));
+ goto finish;
+ }
+
+finish:
+ dbus_message_unref(r);
+
+ PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
+ pa_dbus_pending_free(p);
+
+ pa_xfree(endpoint);
+}
+
+static void register_endpoint(pa_bluetooth_discovery *y, const char *path, const char *endpoint, const char *uuid) {
+ DBusMessage *m;
+ DBusMessageIter i, d;
+ uint8_t codec = 0;
+
+ pa_log_debug("Registering %s on adapter %s.", endpoint, path);
+
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Media", "RegisterEndpoint"));
+
+ dbus_message_iter_init_append(m, &i);
+
+ dbus_message_iter_append_basic(&i, DBUS_TYPE_OBJECT_PATH, &endpoint);
+
+ dbus_message_iter_open_container(&i, DBUS_TYPE_ARRAY, DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
+ &d);
+
+ pa_dbus_append_basic_variant_dict_entry(&d, "UUID", DBUS_TYPE_STRING, &uuid);
+
+ pa_dbus_append_basic_variant_dict_entry(&d, "Codec", DBUS_TYPE_BYTE, &codec);
+
+ if (pa_streq(uuid, HFP_AG_UUID) || pa_streq(uuid, HFP_HS_UUID)) {
+ uint8_t capability = 0;
+ pa_dbus_append_basic_array_variant_dict_entry(&d, "Capabilities", DBUS_TYPE_BYTE, &capability, 1);
+ } else {
+ a2dp_sbc_t capabilities;
+
+ capabilities.channel_mode = SBC_CHANNEL_MODE_MONO | SBC_CHANNEL_MODE_DUAL_CHANNEL |
+ SBC_CHANNEL_MODE_STEREO | SBC_CHANNEL_MODE_JOINT_STEREO;
+ capabilities.frequency = SBC_SAMPLING_FREQ_16000 | SBC_SAMPLING_FREQ_32000 |
+ SBC_SAMPLING_FREQ_44100 | SBC_SAMPLING_FREQ_48000;
+ capabilities.allocation_method = SBC_ALLOCATION_SNR | SBC_ALLOCATION_LOUDNESS;
+ capabilities.subbands = SBC_SUBBANDS_4 | SBC_SUBBANDS_8;
+ capabilities.block_length = SBC_BLOCK_LENGTH_4 | SBC_BLOCK_LENGTH_8 |
+ SBC_BLOCK_LENGTH_12 | SBC_BLOCK_LENGTH_16;
+ capabilities.min_bitpool = MIN_BITPOOL;
+ capabilities.max_bitpool = MAX_BITPOOL;
+
+ pa_dbus_append_basic_array_variant_dict_entry(&d, "Capabilities", DBUS_TYPE_BYTE, &capabilities, sizeof(capabilities));
+ }
+
+ dbus_message_iter_close_container(&i, &d);
+
+ send_and_add_to_pending(y, m, register_endpoint_reply, pa_xstrdup(endpoint));
+}
+
+static void found_adapter(pa_bluetooth_discovery *y, const char *path) {
+ DBusMessage *m;
+
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "GetProperties"));
+ send_and_add_to_pending(y, m, get_properties_reply, NULL);
+
+ register_endpoint(y, path, HFP_AG_ENDPOINT, HFP_AG_UUID);
+ register_endpoint(y, path, HFP_HS_ENDPOINT, HFP_HS_UUID);
+ register_endpoint(y, path, A2DP_SOURCE_ENDPOINT, A2DP_SOURCE_UUID);
+ register_endpoint(y, path, A2DP_SINK_ENDPOINT, A2DP_SINK_UUID);
+}
+
+static void list_adapters(pa_bluetooth_discovery *y) {
+ DBusMessage *m;
+ pa_assert(y);
+
+ pa_assert_se(m = dbus_message_new_method_call("org.bluez", "/", "org.bluez.Manager", "GetProperties"));
+ send_and_add_to_pending(y, m, get_properties_reply, NULL);
+}
+
+static int transport_parse_property(pa_bluetooth_transport *t, DBusMessageIter *i) {
+ const char *key;
+ DBusMessageIter variant_i;
+
+ key = check_variant_property(i);
+ if (key == NULL)
+ return -1;
+
+ dbus_message_iter_recurse(i, &variant_i);
+
+ switch (dbus_message_iter_get_arg_type(&variant_i)) {
+
+ case DBUS_TYPE_BOOLEAN: {
+
+ dbus_bool_t value;
+ dbus_message_iter_get_basic(&variant_i, &value);
+
+ if (pa_streq(key, "NREC") && t->nrec != value) {
+ t->nrec = value;
+ pa_log_debug("Transport %s: Property 'NREC' changed to %s.", t->path, t->nrec ? "True" : "False");
+ pa_hook_fire(&t->device->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED], t);
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *userdata) {
+ DBusError err;
+ pa_bluetooth_discovery *y;
+
+ pa_assert(bus);
+ pa_assert(m);
+
+ pa_assert_se(y = userdata);
+
+ dbus_error_init(&err);
+
+ pa_log_debug("dbus: interface=%s, path=%s, member=%s\n",
+ dbus_message_get_interface(m),
+ dbus_message_get_path(m),
+ dbus_message_get_member(m));
+
+ if (dbus_message_is_signal(m, "org.bluez.Adapter", "DeviceRemoved")) {
+ const char *path;
+ pa_bluetooth_device *d;
+
+ if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
+ pa_log("Failed to parse org.bluez.Adapter.DeviceRemoved: %s", err.message);
+ goto fail;
+ }
+
+ pa_log_debug("Device %s removed", path);
+
+ if ((d = pa_hashmap_remove(y->devices, path))) {
+ run_callback(d, true);
+ device_free(d);
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ } else if (dbus_message_is_signal(m, "org.bluez.Adapter", "DeviceCreated")) {
+ const char *path;
+
+ if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
+ pa_log("Failed to parse org.bluez.Adapter.DeviceCreated: %s", err.message);
+ goto fail;
+ }
+
+ pa_log_debug("Device %s created", path);
+
+ found_device(y, path);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ } else if (dbus_message_is_signal(m, "org.bluez.Manager", "AdapterAdded")) {
+ const char *path;
+
+ if (!dbus_message_get_args(m, &err, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
+ pa_log("Failed to parse org.bluez.Manager.AdapterAdded: %s", err.message);
+ goto fail;
+ }
+
+ if (!y->adapters_listed) {
+ pa_log_debug("Ignoring 'AdapterAdded' because initial adapter list has not been received yet.");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ pa_log_debug("Adapter %s created", path);
+
+ found_adapter(y, path);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ } else if (dbus_message_is_signal(m, "org.bluez.Audio", "PropertyChanged") ||
+ dbus_message_is_signal(m, "org.bluez.Headset", "PropertyChanged") ||
+ dbus_message_is_signal(m, "org.bluez.AudioSink", "PropertyChanged") ||
+ dbus_message_is_signal(m, "org.bluez.AudioSource", "PropertyChanged") ||
+ dbus_message_is_signal(m, "org.bluez.HandsfreeGateway", "PropertyChanged") ||
+ dbus_message_is_signal(m, "org.bluez.Device", "PropertyChanged")) {
+
+ pa_bluetooth_device *d;
+
+ if ((d = pa_hashmap_get(y->devices, dbus_message_get_path(m)))) {
+ DBusMessageIter arg_i;
+ bool old_any_connected = pa_bluetooth_device_any_audio_connected(d);
+
+ if (!dbus_message_iter_init(m, &arg_i)) {
+ pa_log("Failed to parse PropertyChanged for device %s", d->path);
+ goto fail;
+ }
+
+ if (dbus_message_has_interface(m, "org.bluez.Device")) {
+ if (parse_device_property(d, &arg_i, true) < 0)
+ goto fail;
+
+ } else if (parse_audio_property(d, dbus_message_get_interface(m), &arg_i, true) < 0)
+ goto fail;
+
+ if (old_any_connected != pa_bluetooth_device_any_audio_connected(d))
+ run_callback(d, false);
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ } else if (dbus_message_is_signal(m, "org.freedesktop.DBus", "NameOwnerChanged")) {
+ const char *name, *old_owner, *new_owner;
+
+ if (!dbus_message_get_args(m, &err,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &old_owner,
+ DBUS_TYPE_STRING, &new_owner,
+ DBUS_TYPE_INVALID)) {
+ pa_log("Failed to parse org.freedesktop.DBus.NameOwnerChanged: %s", err.message);
+ goto fail;
+ }
+
+ if (pa_streq(name, "org.bluez")) {
+ if (old_owner && *old_owner) {
+ pa_log_debug("Bluetooth daemon disappeared.");
+ remove_all_devices(y);
+ y->adapters_listed = false;
+ }
+
+ if (new_owner && *new_owner) {
+ pa_log_debug("Bluetooth daemon appeared.");
+ list_adapters(y);
+ }
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ } else if (dbus_message_is_signal(m, "org.bluez.MediaTransport", "PropertyChanged")) {
+ pa_bluetooth_transport *t;
+ DBusMessageIter arg_i;
+
+ if (!(t = pa_hashmap_get(y->transports, dbus_message_get_path(m))))
+ goto fail;
+
+ if (!dbus_message_iter_init(m, &arg_i)) {
+ pa_log("Failed to parse PropertyChanged for transport %s", t->path);
+ goto fail;
+ }
+
+ if (transport_parse_property(t, &arg_i) < 0)
+ goto fail;
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+fail:
+ dbus_error_free(&err);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *y, const char* address) {
+ pa_bluetooth_device *d;
+ void *state = NULL;
+
+ pa_assert(y);
+ pa_assert(PA_REFCNT_VALUE(y) > 0);
+ pa_assert(address);
+
+ while ((d = pa_hashmap_iterate(y->devices, &state, NULL)))
+ if (pa_streq(d->address, address))
+ return d->device_info_valid == 1 ? d : NULL;
+
+ return NULL;
+}
+
+pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *y, const char* path) {
+ pa_bluetooth_device *d;
+
+ pa_assert(y);
+ pa_assert(PA_REFCNT_VALUE(y) > 0);
+ pa_assert(path);
+
+ if ((d = pa_hashmap_get(y->devices, path)))
+ if (d->device_info_valid == 1)
+ return d;
+
+ return NULL;
+}
+
+bool pa_bluetooth_device_any_audio_connected(const pa_bluetooth_device *d) {
+ unsigned i;
+
+ pa_assert(d);
+
+ if (d->dead || d->device_info_valid != 1)
+ return false;
+
+ if (d->audio_state == PA_BT_AUDIO_STATE_INVALID)
+ return false;
+
+ /* Make sure audio_state is *not* in CONNECTING state before we fire the
+ * hook to report the new device state. This is actually very important in
+ * order to make module-card-restore work well with headsets: if the headset
+ * supports both HSP and A2DP, one of those profiles is connected first and
+ * then the other, and lastly the Audio interface becomes connected.
+ * Checking only audio_state means that this function will return false at
+ * the time when only the first connection has been made. This is good,
+ * because otherwise, if the first connection is for HSP and we would
+ * already load a new device module instance, and module-card-restore tries
+ * to restore the A2DP profile, that would fail because A2DP is not yet
+ * connected. Waiting until the Audio interface gets connected means that
+ * both headset profiles will be connected when the device module is
+ * loaded. */
+ if (d->audio_state == PA_BT_AUDIO_STATE_CONNECTING)
+ return false;
+
+ for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++)
+ if (d->transports[i] && d->transports[i]->state != PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
+ return true;
+
+ return false;
+}
+
+int pa_bluetooth_transport_acquire(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu) {
+ const char *accesstype = "rw";
+ DBusMessage *m, *r;
+ DBusError err;
+ int ret;
+ uint16_t i, o;
+
+ pa_assert(t);
+ pa_assert(t->device);
+ pa_assert(t->device->discovery);
+
+ if (optional) {
+ /* FIXME: we are trying to acquire the transport only if the stream is
+ playing, without actually initiating the stream request from our side
+ (which is typically undesireable specially for hfgw use-cases.
+ However this approach is racy, since the stream could have been
+ suspended in the meantime, so we can't really guarantee that the
+ stream will not be requested until BlueZ's API supports this
+ atomically. */
+ if (t->state < PA_BLUETOOTH_TRANSPORT_STATE_PLAYING) {
+ pa_log_info("Failed optional acquire of transport %s", t->path);
+ return -1;
+ }
+ }
+
+ dbus_error_init(&err);
+
+ pa_assert_se(m = dbus_message_new_method_call(t->owner, t->path, "org.bluez.MediaTransport", "Acquire"));
+ pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
+ r = dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->device->discovery->connection), m, -1, &err);
+
+ if (!r) {
+ dbus_error_free(&err);
+ return -1;
+ }
+
+ if (!dbus_message_get_args(r, &err, DBUS_TYPE_UNIX_FD, &ret, DBUS_TYPE_UINT16, &i, DBUS_TYPE_UINT16, &o,
+ DBUS_TYPE_INVALID)) {
+ pa_log("Failed to parse org.bluez.MediaTransport.Acquire(): %s", err.message);
+ ret = -1;
+ dbus_error_free(&err);
+ goto fail;
+ }
+
+ if (imtu)
+ *imtu = i;
+
+ if (omtu)
+ *omtu = o;
+
+fail:
+ dbus_message_unref(r);
+ return ret;
+}
+
+void pa_bluetooth_transport_release(pa_bluetooth_transport *t) {
+ const char *accesstype = "rw";
+ DBusMessage *m;
+ DBusError err;
+
+ pa_assert(t);
+ pa_assert(t->device);
+ pa_assert(t->device->discovery);
+
+ dbus_error_init(&err);
+
+ pa_assert_se(m = dbus_message_new_method_call(t->owner, t->path, "org.bluez.MediaTransport", "Release"));
+ pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
+ dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->device->discovery->connection), m, -1, &err);
+
+ if (dbus_error_is_set(&err)) {
+ pa_log("Failed to release transport %s: %s", t->path, err.message);
+ dbus_error_free(&err);
+ } else
+ pa_log_info("Transport %s released", t->path);
+}
+
+static void set_property(pa_bluetooth_discovery *y, const char *bus, const char *path, const char *interface,
+ const char *prop_name, int prop_type, void *prop_value) {
+ DBusMessage *m;
+ DBusMessageIter i;
+
+ pa_assert(y);
+ pa_assert(path);
+ pa_assert(interface);
+ pa_assert(prop_name);
+
+ pa_assert_se(m = dbus_message_new_method_call(bus, path, interface, "SetProperty"));
+ dbus_message_iter_init_append(m, &i);
+ dbus_message_iter_append_basic(&i, DBUS_TYPE_STRING, &prop_name);
+ pa_dbus_append_basic_variant(&i, prop_type, prop_value);
+
+ dbus_message_set_no_reply(m, true);
+ pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), m, NULL));
+ dbus_message_unref(m);
+}
+
+void pa_bluetooth_transport_set_microphone_gain(pa_bluetooth_transport *t, uint16_t value) {
+ dbus_uint16_t gain = PA_MIN(value, HSP_MAX_GAIN);
+
+ pa_assert(t);
+ pa_assert(t->profile == PROFILE_HSP);
+
+ set_property(t->device->discovery, "org.bluez", t->device->path, "org.bluez.Headset",
+ "MicrophoneGain", DBUS_TYPE_UINT16, &gain);
+}
+
+void pa_bluetooth_transport_set_speaker_gain(pa_bluetooth_transport *t, uint16_t value) {
+ dbus_uint16_t gain = PA_MIN(value, HSP_MAX_GAIN);
+
+ pa_assert(t);
+ pa_assert(t->profile == PROFILE_HSP);
+
+ set_property(t->device->discovery, "org.bluez", t->device->path, "org.bluez.Headset",
+ "SpeakerGain", DBUS_TYPE_UINT16, &gain);
+}
+
+static int setup_dbus(pa_bluetooth_discovery *y) {
+ DBusError err;
+
+ dbus_error_init(&err);
+
+ if (!(y->connection = pa_dbus_bus_get(y->core, DBUS_BUS_SYSTEM, &err))) {
+ pa_log("Failed to get D-Bus connection: %s", err.message);
+ dbus_error_free(&err);
+ return -1;
+ }
+
+ return 0;
+}
+
+static pa_bluetooth_transport *transport_new(pa_bluetooth_device *d, const char *owner, const char *path, enum profile p,
+ const uint8_t *config, int size) {
+ pa_bluetooth_transport *t;
+
+ t = pa_xnew0(pa_bluetooth_transport, 1);
+ t->device = d;
+ t->owner = pa_xstrdup(owner);
+ t->path = pa_xstrdup(path);
+ t->profile = p;
+ t->config_size = size;
+
+ if (size > 0) {
+ t->config = pa_xnew(uint8_t, size);
+ memcpy(t->config, config, size);
+ }
+
+ t->state = audio_state_to_transport_state(d->profile_state[p]);
+
+ return t;
+}
+
+static DBusMessage *endpoint_set_configuration(DBusConnection *conn, DBusMessage *m, void *userdata) {
+ pa_bluetooth_discovery *y = userdata;
+ pa_bluetooth_device *d;
+ pa_bluetooth_transport *t;
+ const char *sender, *path, *dev_path = NULL, *uuid = NULL;
+ uint8_t *config = NULL;
+ int size = 0;
+ bool nrec = false;
+ enum profile p;
+ DBusMessageIter args, props;
+ DBusMessage *r;
+ bool old_any_connected;
+
+ if (!dbus_message_iter_init(m, &args) || !pa_streq(dbus_message_get_signature(m), "oa{sv}")) {
+ pa_log("Invalid signature for method SetConfiguration");
+ goto fail2;
+ }
+
+ dbus_message_iter_get_basic(&args, &path);
+
+ if (pa_hashmap_get(y->transports, path)) {
+ pa_log("org.bluez.MediaEndpoint.SetConfiguration: Transport %s is already configured.", path);
+ goto fail2;
+ }
+
+ pa_assert_se(dbus_message_iter_next(&args));
+
+ dbus_message_iter_recurse(&args, &props);
+ if (dbus_message_iter_get_arg_type(&props) != DBUS_TYPE_DICT_ENTRY)
+ goto fail;
+
+ /* Read transport properties */
+ while (dbus_message_iter_get_arg_type(&props) == DBUS_TYPE_DICT_ENTRY) {
+ const char *key;
+ DBusMessageIter value, entry;
+ int var;
+
+ dbus_message_iter_recurse(&props, &entry);
+ dbus_message_iter_get_basic(&entry, &key);
+
+ dbus_message_iter_next(&entry);
+ dbus_message_iter_recurse(&entry, &value);
+
+ var = dbus_message_iter_get_arg_type(&value);
+
+ if (strcasecmp(key, "UUID") == 0) {
+ if (var != DBUS_TYPE_STRING)
+ goto fail;
+
+ dbus_message_iter_get_basic(&value, &uuid);
+ } else if (strcasecmp(key, "Device") == 0) {
+ if (var != DBUS_TYPE_OBJECT_PATH)
+ goto fail;
+
+ dbus_message_iter_get_basic(&value, &dev_path);
+ } else if (strcasecmp(key, "NREC") == 0) {
+ dbus_bool_t tmp_boolean;
+ if (var != DBUS_TYPE_BOOLEAN)
+ goto fail;
+
+ dbus_message_iter_get_basic(&value, &tmp_boolean);
+ nrec = tmp_boolean;
+ } else if (strcasecmp(key, "Configuration") == 0) {
+ DBusMessageIter array;
+ if (var != DBUS_TYPE_ARRAY)
+ goto fail;
+
+ dbus_message_iter_recurse(&value, &array);
+ dbus_message_iter_get_fixed_array(&array, &config, &size);
+ }
+
+ dbus_message_iter_next(&props);
+ }
+
+ d = found_device(y, dev_path);
+ if (!d)
+ goto fail;
+
+ if (dbus_message_has_path(m, HFP_AG_ENDPOINT))
+ p = PROFILE_HSP;
+ else if (dbus_message_has_path(m, HFP_HS_ENDPOINT))
+ p = PROFILE_HFGW;
+ else if (dbus_message_has_path(m, A2DP_SOURCE_ENDPOINT))
+ p = PROFILE_A2DP;
+ else
+ p = PROFILE_A2DP_SOURCE;
+
+ if (d->transports[p] != NULL) {
+ pa_log("Cannot configure transport %s because profile %d is already used", path, p);
+ goto fail2;
+ }
+
+ old_any_connected = pa_bluetooth_device_any_audio_connected(d);
+
+ sender = dbus_message_get_sender(m);
+
+ t = transport_new(d, sender, path, p, config, size);
+ if (nrec)
+ t->nrec = nrec;
+
+ d->transports[p] = t;
+ pa_assert_se(pa_hashmap_put(y->transports, t->path, t) >= 0);
+
+ pa_log_debug("Transport %s profile %d available", t->path, t->profile);
+
+ pa_assert_se(r = dbus_message_new_method_return(m));
+ pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL));
+ dbus_message_unref(r);
+
+ if (old_any_connected != pa_bluetooth_device_any_audio_connected(d))
+ run_callback(d, false);
+
+ return NULL;
+
+fail:
+ pa_log("org.bluez.MediaEndpoint.SetConfiguration: invalid arguments");
+
+fail2:
+ pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
+ "Unable to set configuration"));
+ return r;
+}
+
+static DBusMessage *endpoint_clear_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
+ pa_bluetooth_discovery *y = userdata;
+ pa_bluetooth_transport *t;
+ DBusMessage *r;
+ DBusError e;
+ const char *path;
+
+ dbus_error_init(&e);
+
+ if (!dbus_message_get_args(m, &e, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
+ pa_log("org.bluez.MediaEndpoint.ClearConfiguration: %s", e.message);
+ dbus_error_free(&e);
+ goto fail;
+ }
+
+ if ((t = pa_hashmap_get(y->transports, path))) {
+ bool old_any_connected = pa_bluetooth_device_any_audio_connected(t->device);
+
+ pa_log_debug("Clearing transport %s profile %d", t->path, t->profile);
+ t->device->transports[t->profile] = NULL;
+ pa_hashmap_remove(y->transports, t->path);
+ t->state = PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED;
+ pa_hook_fire(&y->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], t);
+
+ if (old_any_connected != pa_bluetooth_device_any_audio_connected(t->device))
+ run_callback(t->device, false);
+
+ transport_free(t);
+ }
+
+ pa_assert_se(r = dbus_message_new_method_return(m));
+
+ return r;
+
+fail:
+ pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
+ "Unable to clear configuration"));
+ return r;
+}
+
+static uint8_t a2dp_default_bitpool(uint8_t freq, uint8_t mode) {
+
+ switch (freq) {
+ case SBC_SAMPLING_FREQ_16000:
+ case SBC_SAMPLING_FREQ_32000:
+ return 53;
+
+ case SBC_SAMPLING_FREQ_44100:
+
+ switch (mode) {
+ case SBC_CHANNEL_MODE_MONO:
+ case SBC_CHANNEL_MODE_DUAL_CHANNEL:
+ return 31;
+
+ case SBC_CHANNEL_MODE_STEREO:
+ case SBC_CHANNEL_MODE_JOINT_STEREO:
+ return 53;
+
+ default:
+ pa_log_warn("Invalid channel mode %u", mode);
+ return 53;
+ }
+
+ case SBC_SAMPLING_FREQ_48000:
+
+ switch (mode) {
+ case SBC_CHANNEL_MODE_MONO:
+ case SBC_CHANNEL_MODE_DUAL_CHANNEL:
+ return 29;
+
+ case SBC_CHANNEL_MODE_STEREO:
+ case SBC_CHANNEL_MODE_JOINT_STEREO:
+ return 51;
+
+ default:
+ pa_log_warn("Invalid channel mode %u", mode);
+ return 51;
+ }
+
+ default:
+ pa_log_warn("Invalid sampling freq %u", freq);
+ return 53;
+ }
+}
+
+static DBusMessage *endpoint_select_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
+ pa_bluetooth_discovery *y = userdata;
+ a2dp_sbc_t *cap, config;
+ uint8_t *pconf = (uint8_t *) &config;
+ int i, size;
+ DBusMessage *r;
+ DBusError e;
+
+ static const struct {
+ uint32_t rate;
+ uint8_t cap;
+ } freq_table[] = {
+ { 16000U, SBC_SAMPLING_FREQ_16000 },
+ { 32000U, SBC_SAMPLING_FREQ_32000 },
+ { 44100U, SBC_SAMPLING_FREQ_44100 },
+ { 48000U, SBC_SAMPLING_FREQ_48000 }
+ };
+
+ dbus_error_init(&e);
+
+ if (!dbus_message_get_args(m, &e, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &cap, &size, DBUS_TYPE_INVALID)) {
+ pa_log("org.bluez.MediaEndpoint.SelectConfiguration: %s", e.message);
+ dbus_error_free(&e);
+ goto fail;
+ }
+
+ if (dbus_message_has_path(m, HFP_AG_ENDPOINT) || dbus_message_has_path(m, HFP_HS_ENDPOINT))
+ goto done;
+
+ pa_assert(size == sizeof(config));
+
+ memset(&config, 0, sizeof(config));
+
+ /* Find the lowest freq that is at least as high as the requested
+ * sampling rate */
+ for (i = 0; (unsigned) i < PA_ELEMENTSOF(freq_table); i++)
+ if (freq_table[i].rate >= y->core->default_sample_spec.rate && (cap->frequency & freq_table[i].cap)) {
+ config.frequency = freq_table[i].cap;
+ break;
+ }
+
+ if ((unsigned) i == PA_ELEMENTSOF(freq_table)) {
+ for (--i; i >= 0; i--) {
+ if (cap->frequency & freq_table[i].cap) {
+ config.frequency = freq_table[i].cap;
+ break;
+ }
+ }
+
+ if (i < 0) {
+ pa_log("Not suitable sample rate");
+ goto fail;
+ }
+ }
+
+ pa_assert((unsigned) i < PA_ELEMENTSOF(freq_table));
+
+ if (y->core->default_sample_spec.channels <= 1) {
+ if (cap->channel_mode & SBC_CHANNEL_MODE_MONO)
+ config.channel_mode = SBC_CHANNEL_MODE_MONO;
+ }
+
+ if (y->core->default_sample_spec.channels >= 2) {
+ if (cap->channel_mode & SBC_CHANNEL_MODE_JOINT_STEREO)
+ config.channel_mode = SBC_CHANNEL_MODE_JOINT_STEREO;
+ else if (cap->channel_mode & SBC_CHANNEL_MODE_STEREO)
+ config.channel_mode = SBC_CHANNEL_MODE_STEREO;
+ else if (cap->channel_mode & SBC_CHANNEL_MODE_DUAL_CHANNEL)
+ config.channel_mode = SBC_CHANNEL_MODE_DUAL_CHANNEL;
+ else if (cap->channel_mode & SBC_CHANNEL_MODE_MONO) {
+ config.channel_mode = SBC_CHANNEL_MODE_MONO;
+ } else {
+ pa_log("No supported channel modes");
+ goto fail;
+ }
+ }
+
+ if (cap->block_length & SBC_BLOCK_LENGTH_16)
+ config.block_length = SBC_BLOCK_LENGTH_16;
+ else if (cap->block_length & SBC_BLOCK_LENGTH_12)
+ config.block_length = SBC_BLOCK_LENGTH_12;
+ else if (cap->block_length & SBC_BLOCK_LENGTH_8)
+ config.block_length = SBC_BLOCK_LENGTH_8;
+ else if (cap->block_length & SBC_BLOCK_LENGTH_4)
+ config.block_length = SBC_BLOCK_LENGTH_4;
+ else {
+ pa_log_error("No supported block lengths");
+ goto fail;
+ }
+
+ if (cap->subbands & SBC_SUBBANDS_8)
+ config.subbands = SBC_SUBBANDS_8;
+ else if (cap->subbands & SBC_SUBBANDS_4)
+ config.subbands = SBC_SUBBANDS_4;
+ else {
+ pa_log_error("No supported subbands");
+ goto fail;
+ }
+
+ if (cap->allocation_method & SBC_ALLOCATION_LOUDNESS)
+ config.allocation_method = SBC_ALLOCATION_LOUDNESS;
+ else if (cap->allocation_method & SBC_ALLOCATION_SNR)
+ config.allocation_method = SBC_ALLOCATION_SNR;
+
+ config.min_bitpool = (uint8_t) PA_MAX(MIN_BITPOOL, cap->min_bitpool);
+ config.max_bitpool = (uint8_t) PA_MIN(a2dp_default_bitpool(config.frequency, config.channel_mode), cap->max_bitpool);
+
+done:
+ pa_assert_se(r = dbus_message_new_method_return(m));
+
+ pa_assert_se(dbus_message_append_args(
+ r,
+ DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &pconf, size,
+ DBUS_TYPE_INVALID));
+
+ return r;
+
+fail:
+ pa_assert_se(r = dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
+ "Unable to select configuration"));
+ return r;
+}
+
+static DBusHandlerResult endpoint_handler(DBusConnection *c, DBusMessage *m, void *userdata) {
+ struct pa_bluetooth_discovery *y = userdata;
+ DBusMessage *r = NULL;
+ DBusError e;
+ const char *path, *interface, *member;
+
+ pa_assert(y);
+
+ path = dbus_message_get_path(m);
+ interface = dbus_message_get_interface(m);
+ member = dbus_message_get_member(m);
+
+ pa_log_debug("dbus: path=%s, interface=%s, member=%s", path, interface, member);
+
+ dbus_error_init(&e);
+
+ if (!pa_streq(path, A2DP_SOURCE_ENDPOINT) && !pa_streq(path, A2DP_SINK_ENDPOINT) && !pa_streq(path, HFP_AG_ENDPOINT) &&
+ !pa_streq(path, HFP_HS_ENDPOINT))
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ if (dbus_message_is_method_call(m, "org.freedesktop.DBus.Introspectable", "Introspect")) {
+ const char *xml = ENDPOINT_INTROSPECT_XML;
+
+ pa_assert_se(r = dbus_message_new_method_return(m));
+ pa_assert_se(dbus_message_append_args(r, DBUS_TYPE_STRING, &xml, DBUS_TYPE_INVALID));
+
+ } else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SetConfiguration"))
+ r = endpoint_set_configuration(c, m, userdata);
+ else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SelectConfiguration"))
+ r = endpoint_select_configuration(c, m, userdata);
+ else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "ClearConfiguration"))
+ r = endpoint_clear_configuration(c, m, userdata);
+ else
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ if (r) {
+ pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL));
+ dbus_message_unref(r);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
+ DBusError err;
+ pa_bluetooth_discovery *y;
+ DBusConnection *conn;
+ unsigned i;
+ static const DBusObjectPathVTable vtable_endpoint = {
+ .message_function = endpoint_handler,
+ };
+
+ pa_assert(c);
+
+ dbus_error_init(&err);
+
+ if ((y = pa_shared_get(c, "bluetooth-discovery")))
+ return pa_bluetooth_discovery_ref(y);
+
+ y = pa_xnew0(pa_bluetooth_discovery, 1);
+ PA_REFCNT_INIT(y);
+ y->core = c;
+ y->devices = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+ y->transports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+ PA_LLIST_HEAD_INIT(pa_dbus_pending, y->pending);
+
+ for (i = 0; i < PA_BLUETOOTH_HOOK_MAX; i++)
+ pa_hook_init(&y->hooks[i], y);
+
+ pa_shared_set(c, "bluetooth-discovery", y);
+
+ if (setup_dbus(y) < 0)
+ goto fail;
+
+ conn = pa_dbus_connection_get(y->connection);
+
+ /* dynamic detection of bluetooth audio devices */
+ if (!dbus_connection_add_filter(conn, filter_cb, y, NULL)) {
+ pa_log_error("Failed to add filter function");
+ goto fail;
+ }
+
+ y->filter_added = true;
+
+ if (pa_dbus_add_matches(
+ conn, &err,
+ "type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
+ ",arg0='org.bluez'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceCreated'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Device',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Audio',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSource',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
+ NULL) < 0) {
+ pa_log("Failed to add D-Bus matches: %s", err.message);
+ goto fail;
+ }
+
+ pa_assert_se(dbus_connection_register_object_path(conn, HFP_AG_ENDPOINT, &vtable_endpoint, y));
+ pa_assert_se(dbus_connection_register_object_path(conn, HFP_HS_ENDPOINT, &vtable_endpoint, y));
+ pa_assert_se(dbus_connection_register_object_path(conn, A2DP_SOURCE_ENDPOINT, &vtable_endpoint, y));
+ pa_assert_se(dbus_connection_register_object_path(conn, A2DP_SINK_ENDPOINT, &vtable_endpoint, y));
+
+ list_adapters(y);
+
+ return y;
+
+fail:
+ if (y)
+ pa_bluetooth_discovery_unref(y);
+
+ dbus_error_free(&err);
+
+ return NULL;
+}
+
+pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y) {
+ pa_assert(y);
+ pa_assert(PA_REFCNT_VALUE(y) > 0);
+
+ PA_REFCNT_INC(y);
+
+ return y;
+}
+
+void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
+ unsigned i;
+
+ pa_assert(y);
+ pa_assert(PA_REFCNT_VALUE(y) > 0);
+
+ if (PA_REFCNT_DEC(y) > 0)
+ return;
+
+ pa_dbus_free_pending_list(&y->pending);
+
+ if (y->devices) {
+ remove_all_devices(y);
+ pa_hashmap_free(y->devices, NULL);
+ }
+
+ if (y->transports) {
+ pa_assert(pa_hashmap_isempty(y->transports));
+ pa_hashmap_free(y->transports, NULL);
+ }
+
+ if (y->connection) {
+ dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HFP_AG_ENDPOINT);
+ dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HFP_HS_ENDPOINT);
+ dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SOURCE_ENDPOINT);
+ dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SINK_ENDPOINT);
+ pa_dbus_remove_matches(
+ pa_dbus_connection_get(y->connection),
+ "type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
+ ",arg0='org.bluez'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterRemoved'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceCreated'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Device',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Audio',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSource',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
+ NULL);
+
+ if (y->filter_added)
+ dbus_connection_remove_filter(pa_dbus_connection_get(y->connection), filter_cb, y);
+
+ pa_dbus_connection_unref(y->connection);
+ }
+
+ for (i = 0; i < PA_BLUETOOTH_HOOK_MAX; i++)
+ pa_hook_done(&y->hooks[i]);
+
+ if (y->core)
+ pa_shared_remove(y->core, "bluetooth-discovery");
+
+ pa_xfree(y);
+}
+
+pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y, pa_bluetooth_hook_t hook) {
+ pa_assert(y);
+ pa_assert(PA_REFCNT_VALUE(y) > 0);
+
+ return &y->hooks[hook];
+}
+
+pa_bt_form_factor_t pa_bluetooth_get_form_factor(uint32_t class) {
+ unsigned major, minor;
+ pa_bt_form_factor_t r;
+
+ static const pa_bt_form_factor_t table[] = {
+ [1] = PA_BT_FORM_FACTOR_HEADSET,
+ [2] = PA_BT_FORM_FACTOR_HANDSFREE,
+ [4] = PA_BT_FORM_FACTOR_MICROPHONE,
+ [5] = PA_BT_FORM_FACTOR_SPEAKER,
+ [6] = PA_BT_FORM_FACTOR_HEADPHONE,
+ [7] = PA_BT_FORM_FACTOR_PORTABLE,
+ [8] = PA_BT_FORM_FACTOR_CAR,
+ [10] = PA_BT_FORM_FACTOR_HIFI
+ };
+
+ /*
+ * See Bluetooth Assigned Numbers:
+ * https://www.bluetooth.org/Technical/AssignedNumbers/baseband.htm
+ */
+ major = (class >> 8) & 0x1F;
+ minor = (class >> 2) & 0x3F;
+
+ switch (major) {
+ case 2:
+ return PA_BT_FORM_FACTOR_PHONE;
+ case 4:
+ break;
+ default:
+ pa_log_debug("Unknown Bluetooth major device class %u", major);
+ return PA_BT_FORM_FACTOR_UNKNOWN;
+ }
+
+ r = minor < PA_ELEMENTSOF(table) ? table[minor] : PA_BT_FORM_FACTOR_UNKNOWN;
+
+ if (!r)
+ pa_log_debug("Unknown Bluetooth minor device class %u", minor);
+
+ return r;
+}
+
+const char *pa_bt_form_factor_to_string(pa_bt_form_factor_t ff) {
+ switch (ff) {
+ case PA_BT_FORM_FACTOR_UNKNOWN:
+ return "unknown";
+ case PA_BT_FORM_FACTOR_HEADSET:
+ return "headset";
+ case PA_BT_FORM_FACTOR_HANDSFREE:
+ return "hands-free";
+ case PA_BT_FORM_FACTOR_MICROPHONE:
+ return "microphone";
+ case PA_BT_FORM_FACTOR_SPEAKER:
+ return "speaker";
+ case PA_BT_FORM_FACTOR_HEADPHONE:
+ return "headphone";
+ case PA_BT_FORM_FACTOR_PORTABLE:
+ return "portable";
+ case PA_BT_FORM_FACTOR_CAR:
+ return "car";
+ case PA_BT_FORM_FACTOR_HIFI:
+ return "hifi";
+ case PA_BT_FORM_FACTOR_PHONE:
+ return "phone";
+ }
+
+ pa_assert_not_reached();
+}
+
+char *pa_bluetooth_cleanup_name(const char *name) {
+ char *t, *s, *d;
+ bool space = false;
+
+ pa_assert(name);
+
+ while ((*name >= 1 && *name <= 32) || *name >= 127)
+ name++;
+
+ t = pa_xstrdup(name);
+
+ for (s = d = t; *s; s++) {
+
+ if (*s <= 32 || *s >= 127 || *s == '_') {
+ space = true;
+ continue;
+ }
+
+ if (space) {
+ *(d++) = ' ';
+ space = false;
+ }
+
+ *(d++) = *s;
+ }
+
+ *d = 0;
+
+ return t;
+}
+
+bool pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid) {
+ pa_assert(uuid);
+
+ while (uuids) {
+ if (strcasecmp(uuids->uuid, uuid) == 0)
+ return true;
+
+ uuids = uuids->next;
+ }
+
+ return false;
+}
diff --git a/src/modules/bluetooth/bluez4-util.h b/src/modules/bluetooth/bluez4-util.h
new file mode 100644
index 0000000..4570a10
--- /dev/null
+++ b/src/modules/bluetooth/bluez4-util.h
@@ -0,0 +1,178 @@
+#ifndef foobluez4utilhfoo
+#define foobluez4utilhfoo
+
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2008-2013 João Paulo Rechi Vita
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ PulseAudio 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 Lesser General Public
+ License along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#include <dbus/dbus.h>
+
+#include <pulsecore/llist.h>
+#include <pulsecore/macro.h>
+
+#define PA_BLUETOOTH_ERROR_NOT_SUPPORTED "org.bluez.Error.NotSupported"
+
+/* UUID copied from bluez/audio/device.h */
+#define GENERIC_AUDIO_UUID "00001203-0000-1000-8000-00805f9b34fb"
+
+#define HSP_HS_UUID "00001108-0000-1000-8000-00805f9b34fb"
+#define HSP_AG_UUID "00001112-0000-1000-8000-00805f9b34fb"
+
+#define HFP_HS_UUID "0000111e-0000-1000-8000-00805f9b34fb"
+#define HFP_AG_UUID "0000111f-0000-1000-8000-00805f9b34fb"
+
+#define ADVANCED_AUDIO_UUID "0000110d-0000-1000-8000-00805f9b34fb"
+
+#define A2DP_SOURCE_UUID "0000110a-0000-1000-8000-00805f9b34fb"
+#define A2DP_SINK_UUID "0000110b-0000-1000-8000-00805f9b34fb"
+
+#define HSP_MAX_GAIN 15
+
+typedef struct pa_bluetooth_uuid pa_bluetooth_uuid;
+typedef struct pa_bluetooth_device pa_bluetooth_device;
+typedef struct pa_bluetooth_discovery pa_bluetooth_discovery;
+typedef struct pa_bluetooth_transport pa_bluetooth_transport;
+
+struct userdata;
+
+struct pa_bluetooth_uuid {
+ char *uuid;
+ PA_LLIST_FIELDS(pa_bluetooth_uuid);
+};
+
+enum profile {
+ PROFILE_A2DP,
+ PROFILE_A2DP_SOURCE,
+ PROFILE_HSP,
+ PROFILE_HFGW,
+ PROFILE_OFF
+};
+
+#define PA_BLUETOOTH_PROFILE_COUNT PROFILE_OFF
+
+struct pa_bluetooth_hook_uuid_data {
+ pa_bluetooth_device *device;
+ const char *uuid;
+};
+
+/* Hook data: pa_bluetooth_discovery pointer. */
+typedef enum pa_bluetooth_hook {
+ PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED, /* Call data: pa_bluetooth_device */
+ PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED, /* Call data: pa_bluetooth_hook_uuid_data */
+ PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED, /* Call data: pa_bluetooth_transport */
+ PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED, /* Call data: pa_bluetooth_transport */
+ PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED, /* Call data: pa_bluetooth_transport */
+ PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED, /* Call data: pa_bluetooth_transport */
+ PA_BLUETOOTH_HOOK_MAX
+} pa_bluetooth_hook_t;
+
+typedef enum pa_bluetooth_transport_state {
+ PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED,
+ PA_BLUETOOTH_TRANSPORT_STATE_IDLE, /* Connected but not playing */
+ PA_BLUETOOTH_TRANSPORT_STATE_PLAYING
+} pa_bluetooth_transport_state_t;
+
+struct pa_bluetooth_transport {
+ pa_bluetooth_device *device;
+ char *owner;
+ char *path;
+ enum profile profile;
+ uint8_t codec;
+ uint8_t *config;
+ int config_size;
+
+ pa_bluetooth_transport_state_t state;
+ bool nrec;
+ uint16_t microphone_gain; /* Used for HSP/HFP */
+ uint16_t speaker_gain; /* Used for HSP/HFP */
+};
+
+/* This enum is shared among Audio, Headset, AudioSink, and AudioSource, although not all values are acceptable in all profiles */
+typedef enum pa_bt_audio_state {
+ PA_BT_AUDIO_STATE_INVALID = -1,
+ PA_BT_AUDIO_STATE_DISCONNECTED,
+ PA_BT_AUDIO_STATE_CONNECTING,
+ PA_BT_AUDIO_STATE_CONNECTED,
+ PA_BT_AUDIO_STATE_PLAYING
+} pa_bt_audio_state_t;
+
+struct pa_bluetooth_device {
+ pa_bluetooth_discovery *discovery;
+ bool dead;
+
+ int device_info_valid; /* 0: no results yet; 1: good results; -1: bad results ... */
+
+ /* Device information */
+ char *name;
+ char *path;
+ pa_bluetooth_transport *transports[PA_BLUETOOTH_PROFILE_COUNT];
+ int paired;
+ char *alias;
+ PA_LLIST_HEAD(pa_bluetooth_uuid, uuids);
+ char *address;
+ int class;
+ int trusted;
+
+ /* Audio state */
+ pa_bt_audio_state_t audio_state;
+
+ /* AudioSink, AudioSource, Headset and HandsfreeGateway states */
+ pa_bt_audio_state_t profile_state[PA_BLUETOOTH_PROFILE_COUNT];
+};
+
+pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *core);
+pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y);
+void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *d);
+
+pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
+pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
+
+bool pa_bluetooth_device_any_audio_connected(const pa_bluetooth_device *d);
+
+int pa_bluetooth_transport_acquire(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu);
+void pa_bluetooth_transport_release(pa_bluetooth_transport *t);
+
+void pa_bluetooth_transport_set_microphone_gain(pa_bluetooth_transport *t, uint16_t value);
+void pa_bluetooth_transport_set_speaker_gain(pa_bluetooth_transport *t, uint16_t value);
+
+pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y, pa_bluetooth_hook_t hook);
+
+typedef enum pa_bt_form_factor {
+ PA_BT_FORM_FACTOR_UNKNOWN,
+ PA_BT_FORM_FACTOR_HEADSET,
+ PA_BT_FORM_FACTOR_HANDSFREE,
+ PA_BT_FORM_FACTOR_MICROPHONE,
+ PA_BT_FORM_FACTOR_SPEAKER,
+ PA_BT_FORM_FACTOR_HEADPHONE,
+ PA_BT_FORM_FACTOR_PORTABLE,
+ PA_BT_FORM_FACTOR_CAR,
+ PA_BT_FORM_FACTOR_HIFI,
+ PA_BT_FORM_FACTOR_PHONE,
+} pa_bt_form_factor_t;
+
+pa_bt_form_factor_t pa_bluetooth_get_form_factor(uint32_t class);
+const char *pa_bt_form_factor_to_string(pa_bt_form_factor_t ff);
+
+char *pa_bluetooth_cleanup_name(const char *name);
+
+bool pa_bluetooth_uuid_has(pa_bluetooth_uuid *uuids, const char *uuid);
+const char *pa_bt_profile_to_string(enum profile profile);
+
+#endif
diff --git a/src/modules/bluetooth/module-bluetooth-device.c b/src/modules/bluetooth/module-bluetooth-device.c
deleted file mode 100644
index 5da197b..0000000
--- a/src/modules/bluetooth/module-bluetooth-device.c
+++ /dev/null
@@ -1,2623 +0,0 @@
-/***
- This file is part of PulseAudio.
-
- Copyright 2008-2013 João Paulo Rechi Vita
- Copyright 2011-2013 BMW Car IT GmbH.
-
- PulseAudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- PulseAudio 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 Lesser General Public
- License along with PulseAudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <string.h>
-#include <errno.h>
-#include <math.h>
-#include <linux/sockios.h>
-#include <arpa/inet.h>
-
-#include <pulse/rtclock.h>
-#include <pulse/sample.h>
-#include <pulse/timeval.h>
-#include <pulse/xmalloc.h>
-
-#include <pulsecore/i18n.h>
-#include <pulsecore/module.h>
-#include <pulsecore/modargs.h>
-#include <pulsecore/core-rtclock.h>
-#include <pulsecore/core-util.h>
-#include <pulsecore/core-error.h>
-#include <pulsecore/shared.h>
-#include <pulsecore/socket-util.h>
-#include <pulsecore/thread.h>
-#include <pulsecore/thread-mq.h>
-#include <pulsecore/poll.h>
-#include <pulsecore/rtpoll.h>
-#include <pulsecore/time-smoother.h>
-#include <pulsecore/namereg.h>
-
-#include <sbc/sbc.h>
-
-#include "module-bluetooth-device-symdef.h"
-#include "a2dp-codecs.h"
-#include "rtp.h"
-#include "bluetooth-util.h"
-
-#define BITPOOL_DEC_LIMIT 32
-#define BITPOOL_DEC_STEP 5
-
-PA_MODULE_AUTHOR("João Paulo Rechi Vita");
-PA_MODULE_DESCRIPTION("BlueZ 4 Bluetooth audio sink and source");
-PA_MODULE_VERSION(PACKAGE_VERSION);
-PA_MODULE_LOAD_ONCE(false);
-PA_MODULE_USAGE(
- "name=<name for the card/sink/source, to be prefixed> "
- "card_name=<name for the card> "
- "card_properties=<properties for the card> "
- "sink_name=<name for the sink> "
- "sink_properties=<properties for the sink> "
- "source_name=<name for the source> "
- "source_properties=<properties for the source> "
- "address=<address of the device> "
- "profile=<a2dp|hsp|hfgw> "
- "rate=<sample rate> "
- "channels=<number of channels> "
- "path=<device object path> "
- "auto_connect=<automatically connect?> "
- "sco_sink=<SCO over PCM sink name> "
- "sco_source=<SCO over PCM source name>");
-
-/* TODO: not close fd when entering suspend mode in a2dp */
-
-static const char* const valid_modargs[] = {
- "name",
- "card_name",
- "card_properties",
- "sink_name",
- "sink_properties",
- "source_name",
- "source_properties",
- "address",
- "profile",
- "rate",
- "channels",
- "path",
- "auto_connect",
- "sco_sink",
- "sco_source",
- NULL
-};
-
-struct a2dp_info {
- sbc_t sbc; /* Codec data */
- bool sbc_initialized; /* Keep track if the encoder is initialized */
- size_t codesize, frame_length; /* SBC Codesize, frame_length. We simply cache those values here */
-
- void* buffer; /* Codec transfer buffer */
- size_t buffer_size; /* Size of the buffer */
-
- uint16_t seq_num; /* Cumulative packet sequence */
- uint8_t min_bitpool;
- uint8_t max_bitpool;
-};
-
-struct hsp_info {
- pa_sink *sco_sink;
- void (*sco_sink_set_volume)(pa_sink *s);
- pa_source *sco_source;
- void (*sco_source_set_volume)(pa_source *s);
-};
-
-struct bluetooth_msg {
- pa_msgobject parent;
- pa_card *card;
-};
-
-typedef struct bluetooth_msg bluetooth_msg;
-PA_DEFINE_PRIVATE_CLASS(bluetooth_msg, pa_msgobject);
-#define BLUETOOTH_MSG(o) (bluetooth_msg_cast(o))
-
-struct userdata {
- pa_core *core;
- pa_module *module;
-
- pa_bluetooth_device *device;
- pa_hook_slot *uuid_added_slot;
- char *address;
- char *path;
- pa_bluetooth_transport *transport;
- bool transport_acquired;
- pa_hook_slot *discovery_slot;
- pa_hook_slot *sink_state_changed_slot;
- pa_hook_slot *source_state_changed_slot;
- pa_hook_slot *transport_state_changed_slot;
- pa_hook_slot *transport_nrec_changed_slot;
- pa_hook_slot *transport_microphone_changed_slot;
- pa_hook_slot *transport_speaker_changed_slot;
-
- pa_bluetooth_discovery *discovery;
- bool auto_connect;
-
- char *output_port_name;
- char *input_port_name;
-
- pa_card *card;
- pa_sink *sink;
- pa_source *source;
-
- pa_thread_mq thread_mq;
- pa_rtpoll *rtpoll;
- pa_rtpoll_item *rtpoll_item;
- pa_thread *thread;
- bluetooth_msg *msg;
-
- uint64_t read_index, write_index;
- pa_usec_t started_at;
- pa_smoother *read_smoother;
-
- pa_memchunk write_memchunk;
-
- pa_sample_spec sample_spec, requested_sample_spec;
-
- int stream_fd;
-
- size_t read_link_mtu;
- size_t read_block_size;
-
- size_t write_link_mtu;
- size_t write_block_size;
-
- struct a2dp_info a2dp;
- struct hsp_info hsp;
-
- enum profile profile;
-
- pa_modargs *modargs;
-
- int stream_write_type;
-};
-
-enum {
- BLUETOOTH_MESSAGE_IO_THREAD_FAILED,
- BLUETOOTH_MESSAGE_MAX
-};
-
-#define FIXED_LATENCY_PLAYBACK_A2DP (25*PA_USEC_PER_MSEC)
-#define FIXED_LATENCY_RECORD_A2DP (25*PA_USEC_PER_MSEC)
-#define FIXED_LATENCY_PLAYBACK_HSP (125*PA_USEC_PER_MSEC)
-#define FIXED_LATENCY_RECORD_HSP (25*PA_USEC_PER_MSEC)
-
-#define MAX_PLAYBACK_CATCH_UP_USEC (100*PA_USEC_PER_MSEC)
-
-#define USE_SCO_OVER_PCM(u) (u->profile == PROFILE_HSP && (u->hsp.sco_sink && u->hsp.sco_source))
-
-static int init_profile(struct userdata *u);
-
-/* from IO thread */
-static void a2dp_set_bitpool(struct userdata *u, uint8_t bitpool) {
- struct a2dp_info *a2dp;
-
- pa_assert(u);
-
- a2dp = &u->a2dp;
-
- if (a2dp->sbc.bitpool == bitpool)
- return;
-
- if (bitpool > a2dp->max_bitpool)
- bitpool = a2dp->max_bitpool;
- else if (bitpool < a2dp->min_bitpool)
- bitpool = a2dp->min_bitpool;
-
- a2dp->sbc.bitpool = bitpool;
-
- a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
- a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
-
- pa_log_debug("Bitpool has changed to %u", a2dp->sbc.bitpool);
-
- u->read_block_size =
- (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / a2dp->frame_length * a2dp->codesize;
-
- u->write_block_size =
- (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / a2dp->frame_length * a2dp->codesize;
-
- pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
- pa_sink_set_fixed_latency_within_thread(u->sink,
- FIXED_LATENCY_PLAYBACK_A2DP + pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
-}
-
-/* from IO thread, except in SCO over PCM */
-static void bt_transport_config_mtu(struct userdata *u) {
- /* Calculate block sizes */
- if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
- u->read_block_size = u->read_link_mtu;
- u->write_block_size = u->write_link_mtu;
- } else {
- u->read_block_size =
- (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / u->a2dp.frame_length * u->a2dp.codesize;
-
- u->write_block_size =
- (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / u->a2dp.frame_length * u->a2dp.codesize;
- }
-
- if (USE_SCO_OVER_PCM(u))
- return;
-
- if (u->sink) {
- pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
- pa_sink_set_fixed_latency_within_thread(u->sink,
- (u->profile == PROFILE_A2DP ?
- FIXED_LATENCY_PLAYBACK_A2DP : FIXED_LATENCY_PLAYBACK_HSP) +
- pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
- }
-
- if (u->source)
- pa_source_set_fixed_latency_within_thread(u->source,
- (u->profile == PROFILE_A2DP_SOURCE ?
- FIXED_LATENCY_RECORD_A2DP : FIXED_LATENCY_RECORD_HSP) +
- pa_bytes_to_usec(u->read_block_size, &u->sample_spec));
-}
-
-/* from IO thread, except in SCO over PCM */
-
-static void setup_stream(struct userdata *u) {
- struct pollfd *pollfd;
- int one;
-
- pa_log_info("Transport %s resuming", u->transport->path);
-
- bt_transport_config_mtu(u);
-
- pa_make_fd_nonblock(u->stream_fd);
- pa_make_socket_low_delay(u->stream_fd);
-
- one = 1;
- if (setsockopt(u->stream_fd, SOL_SOCKET, SO_TIMESTAMP, &one, sizeof(one)) < 0)
- pa_log_warn("Failed to enable SO_TIMESTAMP: %s", pa_cstrerror(errno));
-
- pa_log_debug("Stream properly set up, we're ready to roll!");
-
- if (u->profile == PROFILE_A2DP)
- a2dp_set_bitpool(u, u->a2dp.max_bitpool);
-
- u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
- pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
- pollfd->fd = u->stream_fd;
- pollfd->events = pollfd->revents = 0;
-
- u->read_index = u->write_index = 0;
- u->started_at = 0;
-
- if (u->source)
- u->read_smoother = pa_smoother_new(
- PA_USEC_PER_SEC,
- PA_USEC_PER_SEC*2,
- true,
- true,
- 10,
- pa_rtclock_now(),
- true);
-}
-
-static void teardown_stream(struct userdata *u) {
- if (u->rtpoll_item) {
- pa_rtpoll_item_free(u->rtpoll_item);
- u->rtpoll_item = NULL;
- }
-
- if (u->stream_fd >= 0) {
- pa_close(u->stream_fd);
- u->stream_fd = -1;
- }
-
- if (u->read_smoother) {
- pa_smoother_free(u->read_smoother);
- u->read_smoother = NULL;
- }
-
- if (u->write_memchunk.memblock) {
- pa_memblock_unref(u->write_memchunk.memblock);
- pa_memchunk_reset(&u->write_memchunk);
- }
-
- pa_log_debug("Audio stream torn down");
-}
-
-static void bt_transport_release(struct userdata *u) {
- pa_assert(u->transport);
-
- /* Ignore if already released */
- if (!u->transport_acquired)
- return;
-
- pa_log_debug("Releasing transport %s", u->transport->path);
-
- pa_bluetooth_transport_release(u->transport);
-
- u->transport_acquired = false;
-
- teardown_stream(u);
-}
-
-static int bt_transport_acquire(struct userdata *u, bool optional) {
- pa_assert(u->transport);
-
- if (u->transport_acquired)
- return 0;
-
- pa_log_debug("Acquiring transport %s", u->transport->path);
-
- u->stream_fd = pa_bluetooth_transport_acquire(u->transport, optional, &u->read_link_mtu, &u->write_link_mtu);
- if (u->stream_fd < 0) {
- if (!optional)
- pa_log("Failed to acquire transport %s", u->transport->path);
- else
- pa_log_info("Failed optional acquire of transport %s", u->transport->path);
-
- return -1;
- }
-
- u->transport_acquired = true;
- pa_log_info("Transport %s acquired: fd %d", u->transport->path, u->stream_fd);
-
- return 0;
-}
-
-/* Run from IO thread */
-static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
- struct userdata *u = PA_SINK(o)->userdata;
- bool failed = false;
- int r;
-
- pa_assert(u->sink == PA_SINK(o));
- pa_assert(u->transport);
-
- switch (code) {
-
- case PA_SINK_MESSAGE_SET_STATE:
-
- switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) {
-
- case PA_SINK_SUSPENDED:
- /* Ignore if transition is PA_SINK_INIT->PA_SINK_SUSPENDED */
- if (!PA_SINK_IS_OPENED(u->sink->thread_info.state))
- break;
-
- /* Stop the device if the source is suspended as well */
- if (!u->source || u->source->state == PA_SOURCE_SUSPENDED)
- /* We deliberately ignore whether stopping
- * actually worked. Since the stream_fd is
- * closed it doesn't really matter */
- bt_transport_release(u);
-
- break;
-
- case PA_SINK_IDLE:
- case PA_SINK_RUNNING:
- if (u->sink->thread_info.state != PA_SINK_SUSPENDED)
- break;
-
- /* Resume the device if the source was suspended as well */
- if (!u->source || !PA_SOURCE_IS_OPENED(u->source->thread_info.state)) {
- if (bt_transport_acquire(u, false) < 0)
- failed = true;
- else
- setup_stream(u);
- }
- break;
-
- case PA_SINK_UNLINKED:
- case PA_SINK_INIT:
- case PA_SINK_INVALID_STATE:
- ;
- }
- break;
-
- case PA_SINK_MESSAGE_GET_LATENCY: {
-
- if (u->read_smoother) {
- pa_usec_t wi, ri;
-
- ri = pa_smoother_get(u->read_smoother, pa_rtclock_now());
- wi = pa_bytes_to_usec(u->write_index + u->write_block_size, &u->sample_spec);
-
- *((pa_usec_t*) data) = wi > ri ? wi - ri : 0;
- } else {
- pa_usec_t ri, wi;
-
- ri = pa_rtclock_now() - u->started_at;
- wi = pa_bytes_to_usec(u->write_index, &u->sample_spec);
-
- *((pa_usec_t*) data) = wi > ri ? wi - ri : 0;
- }
-
- *((pa_usec_t*) data) += u->sink->thread_info.fixed_latency;
- return 0;
- }
- }
-
- r = pa_sink_process_msg(o, code, data, offset, chunk);
-
- return (r < 0 || !failed) ? r : -1;
-}
-
-/* Run from IO thread */
-static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
- struct userdata *u = PA_SOURCE(o)->userdata;
- bool failed = false;
- int r;
-
- pa_assert(u->source == PA_SOURCE(o));
- pa_assert(u->transport);
-
- switch (code) {
-
- case PA_SOURCE_MESSAGE_SET_STATE:
-
- switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) {
-
- case PA_SOURCE_SUSPENDED:
- /* Ignore if transition is PA_SOURCE_INIT->PA_SOURCE_SUSPENDED */
- if (!PA_SOURCE_IS_OPENED(u->source->thread_info.state))
- break;
-
- /* Stop the device if the sink is suspended as well */
- if (!u->sink || u->sink->state == PA_SINK_SUSPENDED)
- bt_transport_release(u);
-
- if (u->read_smoother)
- pa_smoother_pause(u->read_smoother, pa_rtclock_now());
- break;
-
- case PA_SOURCE_IDLE:
- case PA_SOURCE_RUNNING:
- if (u->source->thread_info.state != PA_SOURCE_SUSPENDED)
- break;
-
- /* Resume the device if the sink was suspended as well */
- if (!u->sink || !PA_SINK_IS_OPENED(u->sink->thread_info.state)) {
- if (bt_transport_acquire(u, false) < 0)
- failed = true;
- else
- setup_stream(u);
- }
- /* We don't resume the smoother here. Instead we
- * wait until the first packet arrives */
- break;
-
- case PA_SOURCE_UNLINKED:
- case PA_SOURCE_INIT:
- case PA_SOURCE_INVALID_STATE:
- ;
- }
- break;
-
- case PA_SOURCE_MESSAGE_GET_LATENCY: {
- pa_usec_t wi, ri;
-
- if (u->read_smoother) {
- wi = pa_smoother_get(u->read_smoother, pa_rtclock_now());
- ri = pa_bytes_to_usec(u->read_index, &u->sample_spec);
-
- *((pa_usec_t*) data) = (wi > ri ? wi - ri : 0) + u->source->thread_info.fixed_latency;
- } else
- *((pa_usec_t*) data) = 0;
-
- return 0;
- }
-
- }
-
- r = pa_source_process_msg(o, code, data, offset, chunk);
-
- return (r < 0 || !failed) ? r : -1;
-}
-
-/* Called from main thread context */
-static int device_process_msg(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) {
- struct bluetooth_msg *u = BLUETOOTH_MSG(obj);
-
- switch (code) {
- case BLUETOOTH_MESSAGE_IO_THREAD_FAILED: {
- if (u->card->module->unload_requested)
- break;
-
- pa_log_debug("Switching the profile to off due to IO thread failure.");
-
- pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
- break;
- }
- }
- return 0;
-}
-
-/* Run from IO thread */
-static int hsp_process_render(struct userdata *u) {
- int ret = 0;
-
- pa_assert(u);
- pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
- pa_assert(u->sink);
-
- /* First, render some data */
- if (!u->write_memchunk.memblock)
- pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
-
- pa_assert(u->write_memchunk.length == u->write_block_size);
-
- for (;;) {
- ssize_t l;
- const void *p;
-
- /* Now write that data to the socket. The socket is of type
- * SEQPACKET, and we generated the data of the MTU size, so this
- * should just work. */
-
- p = (const uint8_t *) pa_memblock_acquire_chunk(&u->write_memchunk);
- l = pa_write(u->stream_fd, p, u->write_memchunk.length, &u->stream_write_type);
- pa_memblock_release(u->write_memchunk.memblock);
-
- pa_assert(l != 0);
-
- if (l < 0) {
-
- if (errno == EINTR)
- /* Retry right away if we got interrupted */
- continue;
-
- else if (errno == EAGAIN)
- /* Hmm, apparently the socket was not writable, give up for now */
- break;
-
- pa_log_error("Failed to write data to SCO socket: %s", pa_cstrerror(errno));
- ret = -1;
- break;
- }
-
- pa_assert((size_t) l <= u->write_memchunk.length);
-
- if ((size_t) l != u->write_memchunk.length) {
- pa_log_error("Wrote memory block to socket only partially! %llu written, wanted to write %llu.",
- (unsigned long long) l,
- (unsigned long long) u->write_memchunk.length);
- ret = -1;
- break;
- }
-
- u->write_index += (uint64_t) u->write_memchunk.length;
- pa_memblock_unref(u->write_memchunk.memblock);
- pa_memchunk_reset(&u->write_memchunk);
-
- ret = 1;
- break;
- }
-
- return ret;
-}
-
-/* Run from IO thread */
-static int hsp_process_push(struct userdata *u) {
- int ret = 0;
- pa_memchunk memchunk;
-
- pa_assert(u);
- pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
- pa_assert(u->source);
- pa_assert(u->read_smoother);
-
- memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
- memchunk.index = memchunk.length = 0;
-
- for (;;) {
- ssize_t l;
- void *p;
- struct msghdr m;
- struct cmsghdr *cm;
- uint8_t aux[1024];
- struct iovec iov;
- bool found_tstamp = false;
- pa_usec_t tstamp;
-
- memset(&m, 0, sizeof(m));
- memset(&aux, 0, sizeof(aux));
- memset(&iov, 0, sizeof(iov));
-
- m.msg_iov = &iov;
- m.msg_iovlen = 1;
- m.msg_control = aux;
- m.msg_controllen = sizeof(aux);
-
- p = pa_memblock_acquire(memchunk.memblock);
- iov.iov_base = p;
- iov.iov_len = pa_memblock_get_length(memchunk.memblock);
- l = recvmsg(u->stream_fd, &m, 0);
- pa_memblock_release(memchunk.memblock);
-
- if (l <= 0) {
-
- if (l < 0 && errno == EINTR)
- /* Retry right away if we got interrupted */
- continue;
-
- else if (l < 0 && errno == EAGAIN)
- /* Hmm, apparently the socket was not readable, give up for now. */
- break;
-
- pa_log_error("Failed to read data from SCO socket: %s", l < 0 ? pa_cstrerror(errno) : "EOF");
- ret = -1;
- break;
- }
-
- pa_assert((size_t) l <= pa_memblock_get_length(memchunk.memblock));
-
- /* In some rare occasions, we might receive packets of a very strange
- * size. This could potentially be possible if the SCO packet was
- * received partially over-the-air, or more probably due to hardware
- * issues in our Bluetooth adapter. In these cases, in order to avoid
- * an assertion failure due to unaligned data, just discard the whole
- * packet */
- if (!pa_frame_aligned(l, &u->sample_spec)) {
- pa_log_warn("SCO packet received of unaligned size: %zu", l);
- break;
- }
-
- memchunk.length = (size_t) l;
- u->read_index += (uint64_t) l;
-
- for (cm = CMSG_FIRSTHDR(&m); cm; cm = CMSG_NXTHDR(&m, cm))
- if (cm->cmsg_level == SOL_SOCKET && cm->cmsg_type == SO_TIMESTAMP) {
- struct timeval *tv = (struct timeval*) CMSG_DATA(cm);
- pa_rtclock_from_wallclock(tv);
- tstamp = pa_timeval_load(tv);
- found_tstamp = true;
- break;
- }
-
- if (!found_tstamp) {
- pa_log_warn("Couldn't find SO_TIMESTAMP data in auxiliary recvmsg() data!");
- tstamp = pa_rtclock_now();
- }
-
- pa_smoother_put(u->read_smoother, tstamp, pa_bytes_to_usec(u->read_index, &u->sample_spec));
- pa_smoother_resume(u->read_smoother, tstamp, true);
-
- pa_source_post(u->source, &memchunk);
-
- ret = l;
- break;
- }
-
- pa_memblock_unref(memchunk.memblock);
-
- return ret;
-}
-
-/* Run from IO thread */
-static void a2dp_prepare_buffer(struct userdata *u) {
- size_t min_buffer_size = PA_MAX(u->read_link_mtu, u->write_link_mtu);
-
- pa_assert(u);
-
- if (u->a2dp.buffer_size >= min_buffer_size)
- return;
-
- u->a2dp.buffer_size = 2 * min_buffer_size;
- pa_xfree(u->a2dp.buffer);
- u->a2dp.buffer = pa_xmalloc(u->a2dp.buffer_size);
-}
-
-/* Run from IO thread */
-static int a2dp_process_render(struct userdata *u) {
- struct a2dp_info *a2dp;
- struct rtp_header *header;
- struct rtp_payload *payload;
- size_t nbytes;
- void *d;
- const void *p;
- size_t to_write, to_encode;
- unsigned frame_count;
- int ret = 0;
-
- pa_assert(u);
- pa_assert(u->profile == PROFILE_A2DP);
- pa_assert(u->sink);
-
- /* First, render some data */
- if (!u->write_memchunk.memblock)
- pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
-
- pa_assert(u->write_memchunk.length == u->write_block_size);
-
- a2dp_prepare_buffer(u);
-
- a2dp = &u->a2dp;
- header = a2dp->buffer;
- payload = (struct rtp_payload*) ((uint8_t*) a2dp->buffer + sizeof(*header));
-
- frame_count = 0;
-
- /* Try to create a packet of the full MTU */
-
- p = (const uint8_t *) pa_memblock_acquire_chunk(&u->write_memchunk);
- to_encode = u->write_memchunk.length;
-
- d = (uint8_t*) a2dp->buffer + sizeof(*header) + sizeof(*payload);
- to_write = a2dp->buffer_size - sizeof(*header) - sizeof(*payload);
-
- while (PA_LIKELY(to_encode > 0 && to_write > 0)) {
- ssize_t written;
- ssize_t encoded;
-
- encoded = sbc_encode(&a2dp->sbc,
- p, to_encode,
- d, to_write,
- &written);
-
- if (PA_UNLIKELY(encoded <= 0)) {
- pa_log_error("SBC encoding error (%li)", (long) encoded);
- pa_memblock_release(u->write_memchunk.memblock);
- return -1;
- }
-
-/* pa_log_debug("SBC: encoded: %lu; written: %lu", (unsigned long) encoded, (unsigned long) written); */
-/* pa_log_debug("SBC: codesize: %lu; frame_length: %lu", (unsigned long) a2dp->codesize, (unsigned long) a2dp->frame_length); */
-
- pa_assert_fp((size_t) encoded <= to_encode);
- pa_assert_fp((size_t) encoded == a2dp->codesize);
-
- pa_assert_fp((size_t) written <= to_write);
- pa_assert_fp((size_t) written == a2dp->frame_length);
-
- p = (const uint8_t*) p + encoded;
- to_encode -= encoded;
-
- d = (uint8_t*) d + written;
- to_write -= written;
-
- frame_count++;
- }
-
- pa_memblock_release(u->write_memchunk.memblock);
-
- pa_assert(to_encode == 0);
-
- PA_ONCE_BEGIN {
- pa_log_debug("Using SBC encoder implementation: %s", pa_strnull(sbc_get_implementation_info(&a2dp->sbc)));
- } PA_ONCE_END;
-
- /* write it to the fifo */
- memset(a2dp->buffer, 0, sizeof(*header) + sizeof(*payload));
- header->v = 2;
- header->pt = 1;
- header->sequence_number = htons(a2dp->seq_num++);
- header->timestamp = htonl(u->write_index / pa_frame_size(&u->sample_spec));
- header->ssrc = htonl(1);
- payload->frame_count = frame_count;
-
- nbytes = (uint8_t*) d - (uint8_t*) a2dp->buffer;
-
- for (;;) {
- ssize_t l;
-
- l = pa_write(u->stream_fd, a2dp->buffer, nbytes, &u->stream_write_type);
-
- pa_assert(l != 0);
-
- if (l < 0) {
-
- if (errno == EINTR)
- /* Retry right away if we got interrupted */
- continue;
-
- else if (errno == EAGAIN)
- /* Hmm, apparently the socket was not writable, give up for now */
- break;
-
- pa_log_error("Failed to write data to socket: %s", pa_cstrerror(errno));
- ret = -1;
- break;
- }
-
- pa_assert((size_t) l <= nbytes);
-
- if ((size_t) l != nbytes) {
- pa_log_warn("Wrote memory block to socket only partially! %llu written, wanted to write %llu.",
- (unsigned long long) l,
- (unsigned long long) nbytes);
- ret = -1;
- break;
- }
-
- u->write_index += (uint64_t) u->write_memchunk.length;
- pa_memblock_unref(u->write_memchunk.memblock);
- pa_memchunk_reset(&u->write_memchunk);
-
- ret = 1;
-
- break;
- }
-
- return ret;
-}
-
-static int a2dp_process_push(struct userdata *u) {
- int ret = 0;
- pa_memchunk memchunk;
-
- pa_assert(u);
- pa_assert(u->profile == PROFILE_A2DP_SOURCE);
- pa_assert(u->source);
- pa_assert(u->read_smoother);
-
- memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
- memchunk.index = memchunk.length = 0;
-
- for (;;) {
- bool found_tstamp = false;
- pa_usec_t tstamp;
- struct a2dp_info *a2dp;
- struct rtp_header *header;
- struct rtp_payload *payload;
- const void *p;
- void *d;
- ssize_t l;
- size_t to_write, to_decode;
-
- a2dp_prepare_buffer(u);
-
- a2dp = &u->a2dp;
- header = a2dp->buffer;
- payload = (struct rtp_payload*) ((uint8_t*) a2dp->buffer + sizeof(*header));
-
- l = pa_read(u->stream_fd, a2dp->buffer, a2dp->buffer_size, &u->stream_write_type);
-
- if (l <= 0) {
-
- if (l < 0 && errno == EINTR)
- /* Retry right away if we got interrupted */
- continue;
-
- else if (l < 0 && errno == EAGAIN)
- /* Hmm, apparently the socket was not readable, give up for now. */
- break;
-
- pa_log_error("Failed to read data from socket: %s", l < 0 ? pa_cstrerror(errno) : "EOF");
- ret = -1;
- break;
- }
-
- pa_assert((size_t) l <= a2dp->buffer_size);
-
- u->read_index += (uint64_t) l;
-
- /* TODO: get timestamp from rtp */
- if (!found_tstamp) {
- /* pa_log_warn("Couldn't find SO_TIMESTAMP data in auxiliary recvmsg() data!"); */
- tstamp = pa_rtclock_now();
- }
-
- pa_smoother_put(u->read_smoother, tstamp, pa_bytes_to_usec(u->read_index, &u->sample_spec));
- pa_smoother_resume(u->read_smoother, tstamp, true);
-
- p = (uint8_t*) a2dp->buffer + sizeof(*header) + sizeof(*payload);
- to_decode = l - sizeof(*header) - sizeof(*payload);
-
- d = pa_memblock_acquire(memchunk.memblock);
- to_write = memchunk.length = pa_memblock_get_length(memchunk.memblock);
-
- while (PA_LIKELY(to_decode > 0)) {
- size_t written;
- ssize_t decoded;
-
- decoded = sbc_decode(&a2dp->sbc,
- p, to_decode,
- d, to_write,
- &written);
-
- if (PA_UNLIKELY(decoded <= 0)) {
- pa_log_error("SBC decoding error (%li)", (long) decoded);
- pa_memblock_release(memchunk.memblock);
- pa_memblock_unref(memchunk.memblock);
- return -1;
- }
-
-/* pa_log_debug("SBC: decoded: %lu; written: %lu", (unsigned long) decoded, (unsigned long) written); */
-/* pa_log_debug("SBC: frame_length: %lu; codesize: %lu", (unsigned long) a2dp->frame_length, (unsigned long) a2dp->codesize); */
-
- /* Reset frame length, it can be changed due to bitpool change */
- a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
-
- pa_assert_fp((size_t) decoded <= to_decode);
- pa_assert_fp((size_t) decoded == a2dp->frame_length);
-
- pa_assert_fp((size_t) written == a2dp->codesize);
-
- p = (const uint8_t*) p + decoded;
- to_decode -= decoded;
-
- d = (uint8_t*) d + written;
- to_write -= written;
- }
-
- memchunk.length -= to_write;
-
- pa_memblock_release(memchunk.memblock);
-
- pa_source_post(u->source, &memchunk);
-
- ret = l;
- break;
- }
-
- pa_memblock_unref(memchunk.memblock);
-
- return ret;
-}
-
-static void a2dp_reduce_bitpool(struct userdata *u) {
- struct a2dp_info *a2dp;
- uint8_t bitpool;
-
- pa_assert(u);
-
- a2dp = &u->a2dp;
-
- /* Check if bitpool is already at its limit */
- if (a2dp->sbc.bitpool <= BITPOOL_DEC_LIMIT)
- return;
-
- bitpool = a2dp->sbc.bitpool - BITPOOL_DEC_STEP;
-
- if (bitpool < BITPOOL_DEC_LIMIT)
- bitpool = BITPOOL_DEC_LIMIT;
-
- a2dp_set_bitpool(u, bitpool);
-}
-
-static void thread_func(void *userdata) {
- struct userdata *u = userdata;
- unsigned do_write = 0;
- unsigned pending_read_bytes = 0;
- bool writable = false;
-
- pa_assert(u);
- pa_assert(u->transport);
-
- pa_log_debug("IO Thread starting up");
-
- if (u->core->realtime_scheduling)
- pa_make_realtime(u->core->realtime_priority);
-
- pa_thread_mq_install(&u->thread_mq);
-
- /* Setup the stream only if the transport was already acquired */
- if (u->transport_acquired)
- setup_stream(u);
-
- for (;;) {
- struct pollfd *pollfd;
- int ret;
- bool disable_timer = true;
-
- pollfd = u->rtpoll_item ? pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL) : NULL;
-
- if (u->source && PA_SOURCE_IS_LINKED(u->source->thread_info.state)) {
-
- /* We should send two blocks to the device before we expect
- * a response. */
-
- if (u->write_index == 0 && u->read_index <= 0)
- do_write = 2;
-
- if (pollfd && (pollfd->revents & POLLIN)) {
- int n_read;
-
- if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW)
- n_read = hsp_process_push(u);
- else
- n_read = a2dp_process_push(u);
-
- if (n_read < 0)
- goto io_fail;
-
- /* We just read something, so we are supposed to write something, too */
- pending_read_bytes += n_read;
- do_write += pending_read_bytes / u->write_block_size;
- pending_read_bytes = pending_read_bytes % u->write_block_size;
- }
- }
-
- if (u->sink && PA_SINK_IS_LINKED(u->sink->thread_info.state)) {
-
- if (PA_UNLIKELY(u->sink->thread_info.rewind_requested))
- pa_sink_process_rewind(u->sink, 0);
-
- if (pollfd) {
- if (pollfd->revents & POLLOUT)
- writable = true;
-
- if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0 && writable) {
- pa_usec_t time_passed;
- pa_usec_t audio_sent;
-
- /* Hmm, there is no input stream we could synchronize
- * to. So let's do things by time */
-
- time_passed = pa_rtclock_now() - u->started_at;
- audio_sent = pa_bytes_to_usec(u->write_index, &u->sample_spec);
-
- if (audio_sent <= time_passed) {
- pa_usec_t audio_to_send = time_passed - audio_sent;
-
- /* Never try to catch up for more than 100ms */
- if (u->write_index > 0 && audio_to_send > MAX_PLAYBACK_CATCH_UP_USEC) {
- pa_usec_t skip_usec;
- uint64_t skip_bytes;
-
- skip_usec = audio_to_send - MAX_PLAYBACK_CATCH_UP_USEC;
- skip_bytes = pa_usec_to_bytes(skip_usec, &u->sample_spec);
-
- if (skip_bytes > 0) {
- pa_memchunk tmp;
-
- pa_log_warn("Skipping %llu us (= %llu bytes) in audio stream",
- (unsigned long long) skip_usec,
- (unsigned long long) skip_bytes);
-
- pa_sink_render_full(u->sink, skip_bytes, &tmp);
- pa_memblock_unref(tmp.memblock);
- u->write_index += skip_bytes;
-
- if (u->profile == PROFILE_A2DP)
- a2dp_reduce_bitpool(u);
- }
- }
-
- do_write = 1;
- pending_read_bytes = 0;
- }
- }
-
- if (writable && do_write > 0) {
- int n_written;
-
- if (u->write_index <= 0)
- u->started_at = pa_rtclock_now();
-
- if (u->profile == PROFILE_A2DP) {
- if ((n_written = a2dp_process_render(u)) < 0)
- goto io_fail;
- } else {
- if ((n_written = hsp_process_render(u)) < 0)
- goto io_fail;
- }
-
- if (n_written == 0)
- pa_log("Broken kernel: we got EAGAIN on write() after POLLOUT!");
-
- do_write -= n_written;
- writable = false;
- }
-
- if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0) {
- pa_usec_t sleep_for;
- pa_usec_t time_passed, next_write_at;
-
- if (writable) {
- /* Hmm, there is no input stream we could synchronize
- * to. So let's estimate when we need to wake up the latest */
- time_passed = pa_rtclock_now() - u->started_at;
- next_write_at = pa_bytes_to_usec(u->write_index, &u->sample_spec);
- sleep_for = time_passed < next_write_at ? next_write_at - time_passed : 0;
- /* pa_log("Sleeping for %lu; time passed %lu, next write at %lu", (unsigned long) sleep_for, (unsigned long) time_passed, (unsigned long)next_write_at); */
- } else
- /* drop stream every 500 ms */
- sleep_for = PA_USEC_PER_MSEC * 500;
-
- pa_rtpoll_set_timer_relative(u->rtpoll, sleep_for);
- disable_timer = false;
- }
- }
- }
-
- if (disable_timer)
- pa_rtpoll_set_timer_disabled(u->rtpoll);
-
- /* Hmm, nothing to do. Let's sleep */
- if (pollfd)
- pollfd->events = (short) (((u->sink && PA_SINK_IS_LINKED(u->sink->thread_info.state) && !writable) ? POLLOUT : 0) |
- (u->source && PA_SOURCE_IS_LINKED(u->source->thread_info.state) ? POLLIN : 0));
-
- if ((ret = pa_rtpoll_run(u->rtpoll, true)) < 0) {
- pa_log_debug("pa_rtpoll_run failed with: %d", ret);
- goto fail;
- }
- if (ret == 0) {
- pa_log_debug("IO thread shutdown requested, stopping cleanly");
- bt_transport_release(u);
- goto finish;
- }
-
- pollfd = u->rtpoll_item ? pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL) : NULL;
-
- if (pollfd && (pollfd->revents & ~(POLLOUT|POLLIN))) {
- pa_log_info("FD error: %s%s%s%s",
- pollfd->revents & POLLERR ? "POLLERR " :"",
- pollfd->revents & POLLHUP ? "POLLHUP " :"",
- pollfd->revents & POLLPRI ? "POLLPRI " :"",
- pollfd->revents & POLLNVAL ? "POLLNVAL " :"");
- goto io_fail;
- }
-
- continue;
-
-io_fail:
- /* In case of HUP, just tear down the streams */
- if (!pollfd || (pollfd->revents & POLLHUP) == 0)
- goto fail;
-
- do_write = 0;
- pending_read_bytes = 0;
- writable = false;
-
- teardown_stream(u);
- }
-
-fail:
- /* If this was no regular exit from the loop we have to continue processing messages until we receive PA_MESSAGE_SHUTDOWN */
- pa_log_debug("IO thread failed");
- pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(u->msg), BLUETOOTH_MESSAGE_IO_THREAD_FAILED, NULL, 0, NULL, NULL);
- pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);
-
-finish:
- pa_log_debug("IO thread shutting down");
-}
-
-static pa_available_t transport_state_to_availability(pa_bluetooth_transport_state_t state) {
- if (state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
- return PA_AVAILABLE_NO;
- else if (state >= PA_BLUETOOTH_TRANSPORT_STATE_PLAYING)
- return PA_AVAILABLE_YES;
- else
- return PA_AVAILABLE_UNKNOWN;
-}
-
-static pa_direction_t get_profile_direction(enum profile p) {
- static const pa_direction_t profile_direction[] = {
- [PROFILE_A2DP] = PA_DIRECTION_OUTPUT,
- [PROFILE_A2DP_SOURCE] = PA_DIRECTION_INPUT,
- [PROFILE_HSP] = PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT,
- [PROFILE_HFGW] = PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT,
- [PROFILE_OFF] = 0
- };
-
- return profile_direction[p];
-}
-
-/* Run from main thread */
-static pa_available_t get_port_availability(struct userdata *u, pa_direction_t direction) {
- pa_available_t result = PA_AVAILABLE_NO;
- unsigned i;
-
- pa_assert(u);
- pa_assert(u->device);
-
- for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++) {
- pa_bluetooth_transport *transport;
-
- if (!(get_profile_direction(i) & direction))
- continue;
-
- if (!(transport = u->device->transports[i]))
- continue;
-
- switch(transport->state) {
- case PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED:
- continue;
-
- case PA_BLUETOOTH_TRANSPORT_STATE_IDLE:
- if (result == PA_AVAILABLE_NO)
- result = PA_AVAILABLE_UNKNOWN;
-
- break;
-
- case PA_BLUETOOTH_TRANSPORT_STATE_PLAYING:
- return PA_AVAILABLE_YES;
- }
- }
-
- return result;
-}
-
-/* Run from main thread */
-static void handle_transport_state_change(struct userdata *u, struct pa_bluetooth_transport *transport) {
- bool acquire = false;
- bool release = false;
- enum profile profile;
- pa_card_profile *cp;
- pa_bluetooth_transport_state_t state;
- pa_device_port *port;
-
- pa_assert(u);
- pa_assert(transport);
-
- profile = transport->profile;
- state = transport->state;
-
- /* Update profile availability */
- if (!(cp = pa_hashmap_get(u->card->profiles, pa_bt_profile_to_string(profile))))
- return;
-
- pa_card_profile_set_available(cp, transport_state_to_availability(state));
-
- /* Update port availability */
- pa_assert_se(port = pa_hashmap_get(u->card->ports, u->output_port_name));
- pa_device_port_set_available(port, get_port_availability(u, PA_DIRECTION_OUTPUT));
-
- pa_assert_se(port = pa_hashmap_get(u->card->ports, u->input_port_name));
- pa_device_port_set_available(port, get_port_availability(u, PA_DIRECTION_INPUT));
-
- /* Acquire or release transport as needed */
- acquire = (state == PA_BLUETOOTH_TRANSPORT_STATE_PLAYING && u->profile == profile);
- release = (state != PA_BLUETOOTH_TRANSPORT_STATE_PLAYING && u->profile == profile);
-
- if (acquire)
- if (bt_transport_acquire(u, true) >= 0) {
- if (u->source) {
- pa_log_debug("Resuming source %s, because the bluetooth audio state changed to 'playing'.", u->source->name);
- pa_source_suspend(u->source, false, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
- }
-
- if (u->sink) {
- pa_log_debug("Resuming sink %s, because the bluetooth audio state changed to 'playing'.", u->sink->name);
- pa_sink_suspend(u->sink, false, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
- }
- }
-
- if (release && u->transport_acquired) {
- /* FIXME: this release is racy, since the audio stream might have
- been set up again in the meantime (but not processed yet by PA).
- BlueZ should probably release the transport automatically, and
- in that case we would just mark the transport as released */
-
- /* Remote side closed the stream so we consider it PA_SUSPEND_USER */
- if (u->source) {
- pa_log_debug("Suspending source %s, because the remote end closed the stream.", u->source->name);
- pa_source_suspend(u->source, true, PA_SUSPEND_USER);
- }
-
- if (u->sink) {
- pa_log_debug("Suspending sink %s, because the remote end closed the stream.", u->sink->name);
- pa_sink_suspend(u->sink, true, PA_SUSPEND_USER);
- }
- }
-}
-
-/* Run from main thread */
-static void sink_set_volume_cb(pa_sink *s) {
- uint16_t gain;
- pa_volume_t volume;
- struct userdata *u;
- char *k;
-
- pa_assert(s);
- pa_assert(s->core);
-
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
- u = pa_shared_get(s->core, k);
- pa_xfree(k);
-
- pa_assert(u);
- pa_assert(u->sink == s);
- pa_assert(u->profile == PROFILE_HSP);
- pa_assert(u->transport);
-
- gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
- volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
-
- pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
-
- pa_bluetooth_transport_set_speaker_gain(u->transport, gain);
-}
-
-/* Run from main thread */
-static void source_set_volume_cb(pa_source *s) {
- uint16_t gain;
- pa_volume_t volume;
- struct userdata *u;
- char *k;
-
- pa_assert(s);
- pa_assert(s->core);
-
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
- u = pa_shared_get(s->core, k);
- pa_xfree(k);
-
- pa_assert(u);
- pa_assert(u->source == s);
- pa_assert(u->profile == PROFILE_HSP);
- pa_assert(u->transport);
-
- gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
- volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
-
- pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
-
- pa_bluetooth_transport_set_microphone_gain(u->transport, gain);
-}
-
-/* Run from main thread */
-static char *get_name(const char *type, pa_modargs *ma, const char *device_id, bool *namereg_fail) {
- char *t;
- const char *n;
-
- pa_assert(type);
- pa_assert(ma);
- pa_assert(device_id);
- pa_assert(namereg_fail);
-
- t = pa_sprintf_malloc("%s_name", type);
- n = pa_modargs_get_value(ma, t, NULL);
- pa_xfree(t);
-
- if (n) {
- *namereg_fail = true;
- return pa_xstrdup(n);
- }
-
- if ((n = pa_modargs_get_value(ma, "name", NULL)))
- *namereg_fail = true;
- else {
- n = device_id;
- *namereg_fail = false;
- }
-
- return pa_sprintf_malloc("bluez_%s.%s", type, n);
-}
-
-static int sco_over_pcm_state_update(struct userdata *u, bool changed) {
- pa_assert(u);
- pa_assert(USE_SCO_OVER_PCM(u));
-
- if (PA_SINK_IS_OPENED(pa_sink_get_state(u->hsp.sco_sink)) ||
- PA_SOURCE_IS_OPENED(pa_source_get_state(u->hsp.sco_source))) {
-
- if (u->stream_fd >= 0)
- return 0;
-
- pa_log_debug("Resuming SCO over PCM");
- if (init_profile(u) < 0) {
- pa_log("Can't resume SCO over PCM");
- return -1;
- }
-
- if (bt_transport_acquire(u, false) < 0)
- return -1;
-
- setup_stream(u);
-
- return 0;
- }
-
- if (changed) {
- if (u->stream_fd < 0)
- return 0;
-
- pa_log_debug("Closing SCO over PCM");
-
- bt_transport_release(u);
- }
-
- return 0;
-}
-
-static pa_hook_result_t sink_state_changed_cb(pa_core *c, pa_sink *s, struct userdata *u) {
- pa_assert(c);
- pa_sink_assert_ref(s);
- pa_assert(u);
-
- if (!USE_SCO_OVER_PCM(u) || s != u->hsp.sco_sink)
- return PA_HOOK_OK;
-
- sco_over_pcm_state_update(u, true);
-
- return PA_HOOK_OK;
-}
-
-static pa_hook_result_t source_state_changed_cb(pa_core *c, pa_source *s, struct userdata *u) {
- pa_assert(c);
- pa_source_assert_ref(s);
- pa_assert(u);
-
- if (!USE_SCO_OVER_PCM(u) || s != u->hsp.sco_source)
- return PA_HOOK_OK;
-
- sco_over_pcm_state_update(u, true);
-
- return PA_HOOK_OK;
-}
-
-static pa_hook_result_t transport_nrec_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t, struct userdata *u) {
- pa_proplist *p;
-
- pa_assert(t);
- pa_assert(u);
-
- if (t != u->transport)
- return PA_HOOK_OK;
-
- p = pa_proplist_new();
- pa_proplist_sets(p, "bluetooth.nrec", t->nrec ? "1" : "0");
- pa_source_update_proplist(u->source, PA_UPDATE_REPLACE, p);
- pa_proplist_free(p);
-
- return PA_HOOK_OK;
-}
-
-static pa_hook_result_t transport_microphone_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
- struct userdata *u) {
- pa_cvolume v;
-
- pa_assert(t);
- pa_assert(u);
-
- if (t != u->transport)
- return PA_HOOK_OK;
-
- pa_assert(u->source);
-
- pa_cvolume_set(&v, u->sample_spec.channels,
- (pa_volume_t) round((double) t->microphone_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
- pa_source_volume_changed(u->source, &v);
-
- return PA_HOOK_OK;
-}
-
-static pa_hook_result_t transport_speaker_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
- struct userdata *u) {
- pa_cvolume v;
-
- pa_assert(t);
- pa_assert(u);
-
- if (t != u->transport)
- return PA_HOOK_OK;
-
- pa_assert(u->sink);
-
- pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) round((double) t->speaker_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
- pa_sink_volume_changed(u->sink, &v);
-
- return PA_HOOK_OK;
-}
-
-static void connect_ports(struct userdata *u, void *sink_or_source_new_data, pa_direction_t direction) {
- pa_device_port *port;
-
- if (direction == PA_DIRECTION_OUTPUT) {
- pa_sink_new_data *sink_new_data = sink_or_source_new_data;
-
- pa_assert_se(port = pa_hashmap_get(u->card->ports, u->output_port_name));
- pa_assert_se(pa_hashmap_put(sink_new_data->ports, port->name, port) >= 0);
- pa_device_port_ref(port);
- } else {
- pa_source_new_data *source_new_data = sink_or_source_new_data;
-
- pa_assert_se(port = pa_hashmap_get(u->card->ports, u->input_port_name));
- pa_assert_se(pa_hashmap_put(source_new_data->ports, port->name, port) >= 0);
- pa_device_port_ref(port);
- }
-}
-
-static int sink_set_port_cb(pa_sink *s, pa_device_port *p) {
- return 0;
-}
-
-static int source_set_port_cb(pa_source *s, pa_device_port *p) {
- return 0;
-}
-
-/* Run from main thread */
-static int add_sink(struct userdata *u) {
- char *k;
-
- pa_assert(u->transport);
-
- if (USE_SCO_OVER_PCM(u)) {
- pa_proplist *p;
-
- u->sink = u->hsp.sco_sink;
- p = pa_proplist_new();
- pa_proplist_sets(p, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
- pa_proplist_update(u->sink->proplist, PA_UPDATE_MERGE, p);
- pa_proplist_free(p);
- } else {
- pa_sink_new_data data;
- bool b;
-
- pa_sink_new_data_init(&data);
- data.driver = __FILE__;
- data.module = u->module;
- pa_sink_new_data_set_sample_spec(&data, &u->sample_spec);
- pa_proplist_sets(data.proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
- if (u->profile == PROFILE_HSP)
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
- data.card = u->card;
- data.name = get_name("sink", u->modargs, u->address, &b);
- data.namereg_fail = b;
-
- if (pa_modargs_get_proplist(u->modargs, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
- pa_log("Invalid properties");
- pa_sink_new_data_done(&data);
- return -1;
- }
- connect_ports(u, &data, PA_DIRECTION_OUTPUT);
-
- if (!u->transport_acquired)
- switch (u->profile) {
- case PROFILE_A2DP:
- case PROFILE_HSP:
- pa_assert_not_reached(); /* Profile switch should have failed */
- break;
- case PROFILE_HFGW:
- data.suspend_cause = PA_SUSPEND_USER;
- break;
- case PROFILE_A2DP_SOURCE:
- case PROFILE_OFF:
- pa_assert_not_reached();
- }
-
- u->sink = pa_sink_new(u->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
- pa_sink_new_data_done(&data);
-
- if (!u->sink) {
- pa_log_error("Failed to create sink");
- return -1;
- }
-
- u->sink->userdata = u;
- u->sink->parent.process_msg = sink_process_msg;
- u->sink->set_port = sink_set_port_cb;
- }
-
- if (u->profile == PROFILE_HSP) {
- pa_sink_set_set_volume_callback(u->sink, sink_set_volume_cb);
- u->sink->n_volume_steps = 16;
-
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
- pa_shared_set(u->core, k, u);
- pa_xfree(k);
- }
-
- return 0;
-}
-
-/* Run from main thread */
-static int add_source(struct userdata *u) {
- char *k;
-
- pa_assert(u->transport);
-
- if (USE_SCO_OVER_PCM(u)) {
- u->source = u->hsp.sco_source;
- pa_proplist_sets(u->source->proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
- } else {
- pa_source_new_data data;
- bool b;
-
- pa_source_new_data_init(&data);
- data.driver = __FILE__;
- data.module = u->module;
- pa_source_new_data_set_sample_spec(&data, &u->sample_spec);
- pa_proplist_sets(data.proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
- if (u->profile == PROFILE_HSP)
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
-
- data.card = u->card;
- data.name = get_name("source", u->modargs, u->address, &b);
- data.namereg_fail = b;
-
- if (pa_modargs_get_proplist(u->modargs, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
- pa_log("Invalid properties");
- pa_source_new_data_done(&data);
- return -1;
- }
-
- connect_ports(u, &data, PA_DIRECTION_INPUT);
-
- if (!u->transport_acquired)
- switch (u->profile) {
- case PROFILE_HSP:
- pa_assert_not_reached(); /* Profile switch should have failed */
- break;
- case PROFILE_A2DP_SOURCE:
- case PROFILE_HFGW:
- data.suspend_cause = PA_SUSPEND_USER;
- break;
- case PROFILE_A2DP:
- case PROFILE_OFF:
- pa_assert_not_reached();
- }
-
- u->source = pa_source_new(u->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
- pa_source_new_data_done(&data);
-
- if (!u->source) {
- pa_log_error("Failed to create source");
- return -1;
- }
-
- u->source->userdata = u;
- u->source->parent.process_msg = source_process_msg;
- u->source->set_port = source_set_port_cb;
- }
-
- if ((u->profile == PROFILE_HSP) || (u->profile == PROFILE_HFGW)) {
- pa_bluetooth_transport *t = u->transport;
- pa_proplist_sets(u->source->proplist, "bluetooth.nrec", t->nrec ? "1" : "0");
- }
-
- if (u->profile == PROFILE_HSP) {
- pa_source_set_set_volume_callback(u->source, source_set_volume_cb);
- u->source->n_volume_steps = 16;
-
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
- pa_shared_set(u->core, k, u);
- pa_xfree(k);
- }
-
- return 0;
-}
-
-static void bt_transport_config_a2dp(struct userdata *u) {
- const pa_bluetooth_transport *t;
- struct a2dp_info *a2dp = &u->a2dp;
- a2dp_sbc_t *config;
-
- t = u->transport;
- pa_assert(t);
-
- config = (a2dp_sbc_t *) t->config;
-
- u->sample_spec.format = PA_SAMPLE_S16LE;
-
- if (a2dp->sbc_initialized)
- sbc_reinit(&a2dp->sbc, 0);
- else
- sbc_init(&a2dp->sbc, 0);
- a2dp->sbc_initialized = true;
-
- switch (config->frequency) {
- case SBC_SAMPLING_FREQ_16000:
- a2dp->sbc.frequency = SBC_FREQ_16000;
- u->sample_spec.rate = 16000U;
- break;
- case SBC_SAMPLING_FREQ_32000:
- a2dp->sbc.frequency = SBC_FREQ_32000;
- u->sample_spec.rate = 32000U;
- break;
- case SBC_SAMPLING_FREQ_44100:
- a2dp->sbc.frequency = SBC_FREQ_44100;
- u->sample_spec.rate = 44100U;
- break;
- case SBC_SAMPLING_FREQ_48000:
- a2dp->sbc.frequency = SBC_FREQ_48000;
- u->sample_spec.rate = 48000U;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (config->channel_mode) {
- case SBC_CHANNEL_MODE_MONO:
- a2dp->sbc.mode = SBC_MODE_MONO;
- u->sample_spec.channels = 1;
- break;
- case SBC_CHANNEL_MODE_DUAL_CHANNEL:
- a2dp->sbc.mode = SBC_MODE_DUAL_CHANNEL;
- u->sample_spec.channels = 2;
- break;
- case SBC_CHANNEL_MODE_STEREO:
- a2dp->sbc.mode = SBC_MODE_STEREO;
- u->sample_spec.channels = 2;
- break;
- case SBC_CHANNEL_MODE_JOINT_STEREO:
- a2dp->sbc.mode = SBC_MODE_JOINT_STEREO;
- u->sample_spec.channels = 2;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (config->allocation_method) {
- case SBC_ALLOCATION_SNR:
- a2dp->sbc.allocation = SBC_AM_SNR;
- break;
- case SBC_ALLOCATION_LOUDNESS:
- a2dp->sbc.allocation = SBC_AM_LOUDNESS;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (config->subbands) {
- case SBC_SUBBANDS_4:
- a2dp->sbc.subbands = SBC_SB_4;
- break;
- case SBC_SUBBANDS_8:
- a2dp->sbc.subbands = SBC_SB_8;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (config->block_length) {
- case SBC_BLOCK_LENGTH_4:
- a2dp->sbc.blocks = SBC_BLK_4;
- break;
- case SBC_BLOCK_LENGTH_8:
- a2dp->sbc.blocks = SBC_BLK_8;
- break;
- case SBC_BLOCK_LENGTH_12:
- a2dp->sbc.blocks = SBC_BLK_12;
- break;
- case SBC_BLOCK_LENGTH_16:
- a2dp->sbc.blocks = SBC_BLK_16;
- break;
- default:
- pa_assert_not_reached();
- }
-
- a2dp->min_bitpool = config->min_bitpool;
- a2dp->max_bitpool = config->max_bitpool;
-
- /* Set minimum bitpool for source to get the maximum possible block_size */
- a2dp->sbc.bitpool = u->profile == PROFILE_A2DP ? a2dp->max_bitpool : a2dp->min_bitpool;
- a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
- a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
-
- pa_log_info("SBC parameters:\n\tallocation=%u\n\tsubbands=%u\n\tblocks=%u\n\tbitpool=%u\n",
- a2dp->sbc.allocation, a2dp->sbc.subbands, a2dp->sbc.blocks, a2dp->sbc.bitpool);
-}
-
-static void bt_transport_config(struct userdata *u) {
- if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
- u->sample_spec.format = PA_SAMPLE_S16LE;
- u->sample_spec.channels = 1;
- u->sample_spec.rate = 8000;
- } else
- bt_transport_config_a2dp(u);
-}
-
-/* Run from main thread */
-static pa_hook_result_t transport_state_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t, struct userdata *u) {
- pa_assert(t);
- pa_assert(u);
-
- if (t == u->transport && t->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
- pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
-
- if (t->device == u->device)
- handle_transport_state_change(u, t);
-
- return PA_HOOK_OK;
-}
-
-/* Run from main thread */
-static int setup_transport(struct userdata *u) {
- pa_bluetooth_transport *t;
-
- pa_assert(u);
- pa_assert(!u->transport);
- pa_assert(u->profile != PROFILE_OFF);
-
- /* check if profile has a transport */
- t = u->device->transports[u->profile];
- if (!t || t->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED) {
- pa_log_warn("Profile has no transport");
- return -1;
- }
-
- u->transport = t;
-
- if (u->profile == PROFILE_A2DP_SOURCE || u->profile == PROFILE_HFGW)
- bt_transport_acquire(u, true); /* In case of error, the sink/sources will be created suspended */
- else if (bt_transport_acquire(u, false) < 0)
- return -1; /* We need to fail here until the interactions with module-suspend-on-idle and alike get improved */
-
- bt_transport_config(u);
-
- return 0;
-}
-
-/* Run from main thread */
-static int init_profile(struct userdata *u) {
- int r = 0;
- pa_assert(u);
- pa_assert(u->profile != PROFILE_OFF);
-
- if (setup_transport(u) < 0)
- return -1;
-
- pa_assert(u->transport);
-
- if (u->profile == PROFILE_A2DP ||
- u->profile == PROFILE_HSP ||
- u->profile == PROFILE_HFGW)
- if (add_sink(u) < 0)
- r = -1;
-
- if (u->profile == PROFILE_HSP ||
- u->profile == PROFILE_A2DP_SOURCE ||
- u->profile == PROFILE_HFGW)
- if (add_source(u) < 0)
- r = -1;
-
- return r;
-}
-
-/* Run from main thread */
-static void stop_thread(struct userdata *u) {
- char *k;
-
- pa_assert(u);
-
- if (u->sink && !USE_SCO_OVER_PCM(u))
- pa_sink_unlink(u->sink);
-
- if (u->source && !USE_SCO_OVER_PCM(u))
- pa_source_unlink(u->source);
-
- if (u->thread) {
- pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL);
- pa_thread_free(u->thread);
- u->thread = NULL;
- }
-
- if (u->rtpoll_item) {
- pa_rtpoll_item_free(u->rtpoll_item);
- u->rtpoll_item = NULL;
- }
-
- if (u->rtpoll) {
- pa_thread_mq_done(&u->thread_mq);
-
- pa_rtpoll_free(u->rtpoll);
- u->rtpoll = NULL;
- }
-
- if (u->transport) {
- bt_transport_release(u);
- u->transport = NULL;
- }
-
- if (u->sink) {
- if (u->profile == PROFILE_HSP) {
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
- pa_shared_remove(u->core, k);
- pa_xfree(k);
- }
-
- pa_sink_unref(u->sink);
- u->sink = NULL;
- }
-
- if (u->source) {
- if (u->profile == PROFILE_HSP) {
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
- pa_shared_remove(u->core, k);
- pa_xfree(k);
- }
-
- pa_source_unref(u->source);
- u->source = NULL;
- }
-
- if (u->read_smoother) {
- pa_smoother_free(u->read_smoother);
- u->read_smoother = NULL;
- }
-}
-
-/* Run from main thread */
-static int start_thread(struct userdata *u) {
- pa_assert(u);
- pa_assert(!u->thread);
- pa_assert(!u->rtpoll);
- pa_assert(!u->rtpoll_item);
-
- u->rtpoll = pa_rtpoll_new();
- pa_thread_mq_init(&u->thread_mq, u->core->mainloop, u->rtpoll);
-
- if (USE_SCO_OVER_PCM(u)) {
- if (sco_over_pcm_state_update(u, false) < 0) {
- char *k;
-
- if (u->sink) {
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
- pa_shared_remove(u->core, k);
- pa_xfree(k);
- u->sink = NULL;
- }
- if (u->source) {
- k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
- pa_shared_remove(u->core, k);
- pa_xfree(k);
- u->source = NULL;
- }
- return -1;
- }
-
- pa_sink_ref(u->sink);
- pa_source_ref(u->source);
- /* FIXME: monitor stream_fd error */
- return 0;
- }
-
- if (!(u->thread = pa_thread_new("bluetooth", thread_func, u))) {
- pa_log_error("Failed to create IO thread");
- return -1;
- }
-
- if (u->sink) {
- pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
- pa_sink_set_rtpoll(u->sink, u->rtpoll);
- pa_sink_put(u->sink);
-
- if (u->sink->set_volume)
- u->sink->set_volume(u->sink);
- }
-
- if (u->source) {
- pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
- pa_source_set_rtpoll(u->source, u->rtpoll);
- pa_source_put(u->source);
-
- if (u->source->set_volume)
- u->source->set_volume(u->source);
- }
-
- return 0;
-}
-
-static void save_sco_volume_callbacks(struct userdata *u) {
- pa_assert(u);
- pa_assert(USE_SCO_OVER_PCM(u));
-
- u->hsp.sco_sink_set_volume = u->hsp.sco_sink->set_volume;
- u->hsp.sco_source_set_volume = u->hsp.sco_source->set_volume;
-}
-
-static void restore_sco_volume_callbacks(struct userdata *u) {
- pa_assert(u);
- pa_assert(USE_SCO_OVER_PCM(u));
-
- pa_sink_set_set_volume_callback(u->hsp.sco_sink, u->hsp.sco_sink_set_volume);
- pa_source_set_set_volume_callback(u->hsp.sco_source, u->hsp.sco_source_set_volume);
-}
-
-/* Run from main thread */
-static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
- struct userdata *u;
- enum profile *d;
-
- pa_assert(c);
- pa_assert(new_profile);
- pa_assert_se(u = c->userdata);
-
- d = PA_CARD_PROFILE_DATA(new_profile);
-
- if (*d != PROFILE_OFF) {
- const pa_bluetooth_device *device = u->device;
-
- if (!device->transports[*d] || device->transports[*d]->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED) {
- pa_log_warn("Profile not connected, refused to switch profile to %s", new_profile->name);
- return -PA_ERR_IO;
- }
- }
-
- stop_thread(u);
-
- if (USE_SCO_OVER_PCM(u))
- restore_sco_volume_callbacks(u);
-
- u->profile = *d;
- u->sample_spec = u->requested_sample_spec;
-
- if (USE_SCO_OVER_PCM(u))
- save_sco_volume_callbacks(u);
-
- if (u->profile != PROFILE_OFF)
- if (init_profile(u) < 0)
- goto off;
-
- if (u->sink || u->source)
- if (start_thread(u) < 0)
- goto off;
-
- return 0;
-
-off:
- stop_thread(u);
-
- pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
-
- return -PA_ERR_IO;
-}
-
-/* Run from main thread */
-static void create_card_ports(struct userdata *u, pa_hashmap *ports) {
- pa_device_port *port;
- pa_device_port_new_data port_data;
-
- const char *name_prefix = NULL;
- const char *input_description = NULL;
- const char *output_description = NULL;
-
- pa_assert(u);
- pa_assert(ports);
- pa_assert(u->device);
-
- switch (pa_bluetooth_get_form_factor(u->device->class)) {
- case PA_BT_FORM_FACTOR_UNKNOWN:
- break;
-
- case PA_BT_FORM_FACTOR_HEADSET:
- name_prefix = "headset";
- input_description = output_description = _("Headset");
- break;
-
- case PA_BT_FORM_FACTOR_HANDSFREE:
- name_prefix = "handsfree";
- input_description = output_description = _("Handsfree");
- break;
-
- case PA_BT_FORM_FACTOR_MICROPHONE:
- name_prefix = "microphone";
- input_description = _("Microphone");
- break;
-
- case PA_BT_FORM_FACTOR_SPEAKER:
- name_prefix = "speaker";
- output_description = _("Speaker");
- break;
-
- case PA_BT_FORM_FACTOR_HEADPHONE:
- name_prefix = "headphone";
- output_description = _("Headphone");
- break;
-
- case PA_BT_FORM_FACTOR_PORTABLE:
- name_prefix = "portable";
- input_description = output_description = _("Portable");
- break;
-
- case PA_BT_FORM_FACTOR_CAR:
- name_prefix = "car";
- input_description = output_description = _("Car");
- break;
-
- case PA_BT_FORM_FACTOR_HIFI:
- name_prefix = "hifi";
- input_description = output_description = _("HiFi");
- break;
-
- case PA_BT_FORM_FACTOR_PHONE:
- name_prefix = "phone";
- input_description = output_description = _("Phone");
- break;
- }
-
- if (!name_prefix)
- name_prefix = "unknown";
-
- if (!output_description)
- output_description = _("Bluetooth Output");
-
- if (!input_description)
- input_description = _("Bluetooth Input");
-
- u->output_port_name = pa_sprintf_malloc("%s-output", name_prefix);
- u->input_port_name = pa_sprintf_malloc("%s-input", name_prefix);
-
- pa_device_port_new_data_init(&port_data);
- pa_device_port_new_data_set_name(&port_data, u->output_port_name);
- pa_device_port_new_data_set_description(&port_data, output_description);
- pa_device_port_new_data_set_direction(&port_data, PA_DIRECTION_OUTPUT);
- pa_device_port_new_data_set_available(&port_data, get_port_availability(u, PA_DIRECTION_OUTPUT));
- pa_assert_se(port = pa_device_port_new(u->core, &port_data, 0));
- pa_assert_se(pa_hashmap_put(ports, port->name, port) >= 0);
- pa_device_port_new_data_done(&port_data);
-
- pa_device_port_new_data_init(&port_data);
- pa_device_port_new_data_set_name(&port_data, u->input_port_name);
- pa_device_port_new_data_set_description(&port_data, input_description);
- pa_device_port_new_data_set_direction(&port_data, PA_DIRECTION_INPUT);
- pa_device_port_new_data_set_available(&port_data, get_port_availability(u, PA_DIRECTION_INPUT));
- pa_assert_se(port = pa_device_port_new(u->core, &port_data, 0));
- pa_assert_se(pa_hashmap_put(ports, port->name, port) >= 0);
- pa_device_port_new_data_done(&port_data);
-}
-
-/* Run from main thread */
-static pa_card_profile *create_card_profile(struct userdata *u, const char *uuid, pa_hashmap *ports) {
- pa_device_port *input_port, *output_port;
- pa_card_profile *p = NULL;
- enum profile *d;
-
- pa_assert(u->input_port_name);
- pa_assert(u->output_port_name);
- pa_assert_se(input_port = pa_hashmap_get(ports, u->input_port_name));
- pa_assert_se(output_port = pa_hashmap_get(ports, u->output_port_name));
-
- if (pa_streq(uuid, A2DP_SINK_UUID)) {
- p = pa_card_profile_new("a2dp", _("High Fidelity Playback (A2DP)"), sizeof(enum profile));
- p->priority = 10;
- p->n_sinks = 1;
- p->n_sources = 0;
- p->max_sink_channels = 2;
- p->max_source_channels = 0;
- pa_hashmap_put(output_port->profiles, p->name, p);
-
- d = PA_CARD_PROFILE_DATA(p);
- *d = PROFILE_A2DP;
- } else if (pa_streq(uuid, A2DP_SOURCE_UUID)) {
- p = pa_card_profile_new("a2dp_source", _("High Fidelity Capture (A2DP)"), sizeof(enum profile));
- p->priority = 10;
- p->n_sinks = 0;
- p->n_sources = 1;
- p->max_sink_channels = 0;
- p->max_source_channels = 2;
- pa_hashmap_put(input_port->profiles, p->name, p);
-
- d = PA_CARD_PROFILE_DATA(p);
- *d = PROFILE_A2DP_SOURCE;
- } else if (pa_streq(uuid, HSP_HS_UUID) || pa_streq(uuid, HFP_HS_UUID)) {
- p = pa_card_profile_new("hsp", _("Telephony Duplex (HSP/HFP)"), sizeof(enum profile));
- p->priority = 20;
- p->n_sinks = 1;
- p->n_sources = 1;
- p->max_sink_channels = 1;
- p->max_source_channels = 1;
- pa_hashmap_put(input_port->profiles, p->name, p);
- pa_hashmap_put(output_port->profiles, p->name, p);
-
- d = PA_CARD_PROFILE_DATA(p);
- *d = PROFILE_HSP;
- } else if (pa_streq(uuid, HFP_AG_UUID)) {
- p = pa_card_profile_new("hfgw", _("Handsfree Gateway"), sizeof(enum profile));
- p->priority = 20;
- p->n_sinks = 1;
- p->n_sources = 1;
- p->max_sink_channels = 1;
- p->max_source_channels = 1;
- pa_hashmap_put(input_port->profiles, p->name, p);
- pa_hashmap_put(output_port->profiles, p->name, p);
-
- d = PA_CARD_PROFILE_DATA(p);
- *d = PROFILE_HFGW;
- }
-
- if (p) {
- pa_bluetooth_transport *t;
-
- if ((t = u->device->transports[*d]))
- p->available = transport_state_to_availability(t->state);
- }
-
- return p;
-}
-
-/* Run from main thread */
-static int add_card(struct userdata *u) {
- pa_card_new_data data;
- bool b;
- pa_card_profile *p;
- enum profile *d;
- pa_bt_form_factor_t ff;
- char *n;
- const char *default_profile;
- const pa_bluetooth_device *device;
- const pa_bluetooth_uuid *uuid;
-
- pa_assert(u);
- pa_assert(u->device);
-
- device = u->device;
-
- pa_card_new_data_init(&data);
- data.driver = __FILE__;
- data.module = u->module;
-
- n = pa_bluetooth_cleanup_name(device->alias);
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, n);
- pa_xfree(n);
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, device->address);
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "bluez");
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "sound");
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_BUS, "bluetooth");
-
- if ((ff = pa_bluetooth_get_form_factor(device->class)) != PA_BT_FORM_FACTOR_UNKNOWN)
- pa_proplist_sets(data.proplist, PA_PROP_DEVICE_FORM_FACTOR, pa_bt_form_factor_to_string(ff));
-
- pa_proplist_sets(data.proplist, "bluez.path", device->path);
- pa_proplist_setf(data.proplist, "bluez.class", "0x%06x", (unsigned) device->class);
- pa_proplist_sets(data.proplist, "bluez.alias", device->alias);
- data.name = get_name("card", u->modargs, device->address, &b);
- data.namereg_fail = b;
-
- if (pa_modargs_get_proplist(u->modargs, "card_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
- pa_log("Invalid properties");
- pa_card_new_data_done(&data);
- return -1;
- }
-
- create_card_ports(u, data.ports);
-
- PA_LLIST_FOREACH(uuid, device->uuids) {
- p = create_card_profile(u, uuid->uuid, data.ports);
-
- if (!p)
- continue;
-
- if (pa_hashmap_get(data.profiles, p->name)) {
- pa_card_profile_free(p);
- continue;
- }
-
- pa_hashmap_put(data.profiles, p->name, p);
- }
-
- pa_assert(!pa_hashmap_isempty(data.profiles));
-
- p = pa_card_profile_new("off", _("Off"), sizeof(enum profile));
- p->available = PA_AVAILABLE_YES;
- d = PA_CARD_PROFILE_DATA(p);
- *d = PROFILE_OFF;
- pa_hashmap_put(data.profiles, p->name, p);
-
- if ((default_profile = pa_modargs_get_value(u->modargs, "profile", NULL))) {
- if (pa_hashmap_get(data.profiles, default_profile))
- pa_card_new_data_set_profile(&data, default_profile);
- else
- pa_log_warn("Profile '%s' not valid or not supported by device.", default_profile);
- }
-
- u->card = pa_card_new(u->core, &data);
- pa_card_new_data_done(&data);
-
- if (!u->card) {
- pa_log("Failed to allocate card.");
- return -1;
- }
-
- u->card->userdata = u;
- u->card->set_profile = card_set_profile;
-
- d = PA_CARD_PROFILE_DATA(u->card->active_profile);
-
- if (*d != PROFILE_OFF && (!device->transports[*d] ||
- device->transports[*d]->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)) {
- pa_log_warn("Default profile not connected, selecting off profile");
- u->card->active_profile = pa_hashmap_get(u->card->profiles, "off");
- u->card->save_profile = false;
- }
-
- d = PA_CARD_PROFILE_DATA(u->card->active_profile);
- u->profile = *d;
-
- if (USE_SCO_OVER_PCM(u))
- save_sco_volume_callbacks(u);
-
- return 0;
-}
-
-/* Run from main thread */
-static pa_bluetooth_device* find_device(struct userdata *u, const char *address, const char *path) {
- pa_bluetooth_device *d = NULL;
-
- pa_assert(u);
-
- if (!address && !path) {
- pa_log_error("Failed to get device address/path from module arguments.");
- return NULL;
- }
-
- if (path) {
- if (!(d = pa_bluetooth_discovery_get_by_path(u->discovery, path))) {
- pa_log_error("%s is not a valid BlueZ audio device.", path);
- return NULL;
- }
-
- if (address && !(pa_streq(d->address, address))) {
- pa_log_error("Passed path %s address %s != %s don't match.", path, d->address, address);
- return NULL;
- }
-
- } else {
- if (!(d = pa_bluetooth_discovery_get_by_address(u->discovery, address))) {
- pa_log_error("%s is not known.", address);
- return NULL;
- }
- }
-
- if (d) {
- u->address = pa_xstrdup(d->address);
- u->path = pa_xstrdup(d->path);
- }
-
- return d;
-}
-
-/* Run from main thread */
-static pa_hook_result_t uuid_added_cb(pa_bluetooth_discovery *y, const struct pa_bluetooth_hook_uuid_data *data,
- struct userdata *u) {
- pa_card_profile *p;
-
- pa_assert(data);
- pa_assert(data->device);
- pa_assert(data->uuid);
- pa_assert(u);
-
- if (data->device != u->device)
- return PA_HOOK_OK;
-
- p = create_card_profile(u, data->uuid, u->card->ports);
-
- if (!p)
- return PA_HOOK_OK;
-
- if (pa_hashmap_get(u->card->profiles, p->name)) {
- pa_card_profile_free(p);
- return PA_HOOK_OK;
- }
-
- pa_card_add_profile(u->card, p);
-
- return PA_HOOK_OK;
-}
-
-/* Run from main thread */
-static pa_hook_result_t discovery_hook_cb(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
- pa_assert(u);
- pa_assert(d);
-
- if (d != u->device)
- return PA_HOOK_OK;
-
- if (d->dead)
- pa_log_debug("Device %s removed: unloading module", d->path);
- else if (!pa_bluetooth_device_any_audio_connected(d))
- pa_log_debug("Unloading module, because device %s doesn't have any audio profiles connected anymore.", d->path);
- else
- return PA_HOOK_OK;
-
- pa_module_unload(u->core, u->module, true);
-
- return PA_HOOK_OK;
-}
-
-int pa__init(pa_module *m) {
- pa_modargs *ma;
- uint32_t channels;
- struct userdata *u;
- const char *address, *path;
- pa_bluetooth_device *device;
-
- pa_assert(m);
-
- if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
- pa_log_error("Failed to parse module arguments");
- goto fail;
- }
-
- m->userdata = u = pa_xnew0(struct userdata, 1);
- u->module = m;
- u->core = m->core;
- u->stream_fd = -1;
- u->sample_spec = m->core->default_sample_spec;
- u->modargs = ma;
-
- if (pa_modargs_get_value(ma, "sco_sink", NULL) &&
- !(u->hsp.sco_sink = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sco_sink", NULL), PA_NAMEREG_SINK))) {
- pa_log("SCO sink not found");
- goto fail;
- }
-
- if (pa_modargs_get_value(ma, "sco_source", NULL) &&
- !(u->hsp.sco_source = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sco_source", NULL), PA_NAMEREG_SOURCE))) {
- pa_log("SCO source not found");
- goto fail;
- }
-
- if (pa_modargs_get_value_u32(ma, "rate", &u->sample_spec.rate) < 0 ||
- u->sample_spec.rate <= 0 || u->sample_spec.rate > PA_RATE_MAX) {
- pa_log_error("Failed to get rate from module arguments");
- goto fail;
- }
-
- u->auto_connect = true;
- if (pa_modargs_get_value_boolean(ma, "auto_connect", &u->auto_connect)) {
- pa_log("Failed to parse auto_connect= argument");
- goto fail;
- }
-
- channels = u->sample_spec.channels;
- if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 ||
- channels <= 0 || channels > PA_CHANNELS_MAX) {
- pa_log_error("Failed to get channels from module arguments");
- goto fail;
- }
- u->sample_spec.channels = (uint8_t) channels;
- u->requested_sample_spec = u->sample_spec;
-
- address = pa_modargs_get_value(ma, "address", NULL);
- path = pa_modargs_get_value(ma, "path", NULL);
-
- if (!(u->discovery = pa_bluetooth_discovery_get(m->core)))
- goto fail;
-
- if (!(device = find_device(u, address, path)))
- goto fail;
-
- u->device = device;
-
- u->discovery_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) discovery_hook_cb, u);
-
- u->uuid_added_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) uuid_added_cb, u);
-
- u->sink_state_changed_slot =
- pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED],
- PA_HOOK_NORMAL, (pa_hook_cb_t) sink_state_changed_cb, u);
-
- u->source_state_changed_slot =
- pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED],
- PA_HOOK_NORMAL, (pa_hook_cb_t) source_state_changed_cb, u);
-
- u->transport_state_changed_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) transport_state_changed_cb, u);
-
- u->transport_nrec_changed_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) transport_nrec_changed_cb, u);
-
- u->transport_microphone_changed_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) transport_microphone_gain_changed_cb, u);
-
- u->transport_speaker_changed_slot =
- pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) transport_speaker_gain_changed_cb, u);
-
- /* Add the card structure. This will also initialize the default profile */
- if (add_card(u) < 0)
- goto fail;
-
- if (!(u->msg = pa_msgobject_new(bluetooth_msg)))
- goto fail;
-
- u->msg->parent.process_msg = device_process_msg;
- u->msg->card = u->card;
-
- if (u->profile != PROFILE_OFF)
- if (init_profile(u) < 0)
- goto off;
-
- if (u->sink || u->source)
- if (start_thread(u) < 0)
- goto off;
-
- return 0;
-
-off:
- stop_thread(u);
-
- pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
-
- return 0;
-
-fail:
-
- pa__done(m);
-
- return -1;
-}
-
-int pa__get_n_used(pa_module *m) {
- struct userdata *u;
-
- pa_assert(m);
- pa_assert_se(u = m->userdata);
-
- return
- (u->sink ? pa_sink_linked_by(u->sink) : 0) +
- (u->source ? pa_source_linked_by(u->source) : 0);
-}
-
-void pa__done(pa_module *m) {
- struct userdata *u;
-
- pa_assert(m);
-
- if (!(u = m->userdata))
- return;
-
- stop_thread(u);
-
- if (u->discovery_slot)
- pa_hook_slot_free(u->discovery_slot);
-
- if (u->uuid_added_slot)
- pa_hook_slot_free(u->uuid_added_slot);
-
- if (u->sink_state_changed_slot)
- pa_hook_slot_free(u->sink_state_changed_slot);
-
- if (u->source_state_changed_slot)
- pa_hook_slot_free(u->source_state_changed_slot);
-
- if (u->transport_state_changed_slot)
- pa_hook_slot_free(u->transport_state_changed_slot);
-
- if (u->transport_nrec_changed_slot)
- pa_hook_slot_free(u->transport_nrec_changed_slot);
-
- if (u->transport_microphone_changed_slot)
- pa_hook_slot_free(u->transport_microphone_changed_slot);
-
- if (u->transport_speaker_changed_slot)
- pa_hook_slot_free(u->transport_speaker_changed_slot);
-
- if (USE_SCO_OVER_PCM(u))
- restore_sco_volume_callbacks(u);
-
- if (u->msg)
- pa_xfree(u->msg);
-
- if (u->card)
- pa_card_free(u->card);
-
- if (u->a2dp.buffer)
- pa_xfree(u->a2dp.buffer);
-
- sbc_finish(&u->a2dp.sbc);
-
- if (u->modargs)
- pa_modargs_free(u->modargs);
-
- pa_xfree(u->output_port_name);
- pa_xfree(u->input_port_name);
-
- pa_xfree(u->address);
- pa_xfree(u->path);
-
- if (u->discovery)
- pa_bluetooth_discovery_unref(u->discovery);
-
- pa_xfree(u);
-}
diff --git a/src/modules/bluetooth/module-bluetooth-discover.c b/src/modules/bluetooth/module-bluetooth-discover.c
deleted file mode 100644
index f3d4d55..0000000
--- a/src/modules/bluetooth/module-bluetooth-discover.c
+++ /dev/null
@@ -1,194 +0,0 @@
-/***
- This file is part of PulseAudio.
-
- Copyright 2008-2013 João Paulo Rechi Vita
-
- PulseAudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- PulseAudio 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 Lesser General Public
- License along with PulseAudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <pulse/xmalloc.h>
-#include <pulsecore/module.h>
-#include <pulsecore/core-util.h>
-#include <pulsecore/modargs.h>
-#include <pulsecore/macro.h>
-#include <pulsecore/core-util.h>
-#include <pulsecore/dbus-shared.h>
-
-#include "module-bluetooth-discover-symdef.h"
-#include "bluetooth-util.h"
-
-PA_MODULE_AUTHOR("João Paulo Rechi Vita");
-PA_MODULE_DESCRIPTION("Detect available BlueZ 4 Bluetooth audio devices and load BlueZ 4 Bluetooth audio drivers");
-PA_MODULE_VERSION(PACKAGE_VERSION);
-PA_MODULE_USAGE("sco_sink=<name of sink> "
- "sco_source=<name of source> ");
-PA_MODULE_LOAD_ONCE(true);
-
-static const char* const valid_modargs[] = {
- "sco_sink",
- "sco_source",
- "async", /* deprecated */
- NULL
-};
-
-struct userdata {
- pa_module *module;
- pa_modargs *modargs;
- pa_core *core;
- pa_bluetooth_discovery *discovery;
- pa_hook_slot *slot;
- pa_hashmap *hashmap;
-};
-
-struct module_info {
- char *path;
- uint32_t module;
-};
-
-static pa_hook_result_t load_module_for_device(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
- struct module_info *mi;
-
- pa_assert(u);
- pa_assert(d);
-
- mi = pa_hashmap_get(u->hashmap, d->path);
-
- if (pa_bluetooth_device_any_audio_connected(d)) {
-
- if (!mi) {
- pa_module *m = NULL;
- char *args;
-
- /* Oh, awesome, a new device has shown up and been connected! */
-
- args = pa_sprintf_malloc("address=\"%s\" path=\"%s\"", d->address, d->path);
-
- if (pa_modargs_get_value(u->modargs, "sco_sink", NULL) &&
- pa_modargs_get_value(u->modargs, "sco_source", NULL)) {
- char *tmp;
-
- tmp = pa_sprintf_malloc("%s sco_sink=\"%s\" sco_source=\"%s\"", args,
- pa_modargs_get_value(u->modargs, "sco_sink", NULL),
- pa_modargs_get_value(u->modargs, "sco_source", NULL));
- pa_xfree(args);
- args = tmp;
- }
-
- pa_log_debug("Loading module-bluetooth-device %s", args);
- m = pa_module_load(u->module->core, "module-bluetooth-device", args);
- pa_xfree(args);
-
- if (m) {
- mi = pa_xnew(struct module_info, 1);
- mi->module = m->index;
- mi->path = pa_xstrdup(d->path);
-
- pa_hashmap_put(u->hashmap, mi->path, mi);
- } else
- pa_log_debug("Failed to load module for device %s", d->path);
- }
-
- } else {
-
- if (mi) {
-
- /* Hmm, disconnection? Then the module unloads itself */
-
- pa_log_debug("Unregistering module for %s", d->path);
- pa_hashmap_remove(u->hashmap, mi->path);
- pa_xfree(mi->path);
- pa_xfree(mi);
- }
- }
-
- return PA_HOOK_OK;
-}
-
-int pa__init(pa_module* m) {
- struct userdata *u;
- pa_modargs *ma = NULL;
-
- pa_assert(m);
-
- if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
- pa_log("Failed to parse module arguments");
- goto fail;
- }
-
- if (pa_modargs_get_value(ma, "async", NULL))
- pa_log_warn("The 'async' argument is deprecated and does nothing.");
-
- m->userdata = u = pa_xnew0(struct userdata, 1);
- u->module = m;
- u->core = m->core;
- u->modargs = ma;
- ma = NULL;
- u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
-
- if (!(u->discovery = pa_bluetooth_discovery_get(u->core)))
- goto fail;
-
- u->slot = pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED),
- PA_HOOK_NORMAL, (pa_hook_cb_t) load_module_for_device, u);
-
- return 0;
-
-fail:
- pa__done(m);
-
- if (ma)
- pa_modargs_free(ma);
-
- return -1;
-}
-
-void pa__done(pa_module* m) {
- struct userdata *u;
-
- pa_assert(m);
-
- if (!(u = m->userdata))
- return;
-
- if (u->slot)
- pa_hook_slot_free(u->slot);
-
- if (u->discovery)
- pa_bluetooth_discovery_unref(u->discovery);
-
- if (u->hashmap) {
- struct module_info *mi;
-
- while ((mi = pa_hashmap_steal_first(u->hashmap))) {
- pa_xfree(mi->path);
- pa_xfree(mi);
- }
-
- pa_hashmap_free(u->hashmap, NULL);
- }
-
- if (u->modargs)
- pa_modargs_free(u->modargs);
-
- pa_xfree(u);
-}
diff --git a/src/modules/bluetooth/module-bluez4-device.c b/src/modules/bluetooth/module-bluez4-device.c
new file mode 100644
index 0000000..2d1224f
--- /dev/null
+++ b/src/modules/bluetooth/module-bluez4-device.c
@@ -0,0 +1,2623 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2008-2013 João Paulo Rechi Vita
+ Copyright 2011-2013 BMW Car IT GmbH.
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ PulseAudio 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 Lesser General Public
+ License along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <string.h>
+#include <errno.h>
+#include <math.h>
+#include <linux/sockios.h>
+#include <arpa/inet.h>
+
+#include <pulse/rtclock.h>
+#include <pulse/sample.h>
+#include <pulse/timeval.h>
+#include <pulse/xmalloc.h>
+
+#include <pulsecore/i18n.h>
+#include <pulsecore/module.h>
+#include <pulsecore/modargs.h>
+#include <pulsecore/core-rtclock.h>
+#include <pulsecore/core-util.h>
+#include <pulsecore/core-error.h>
+#include <pulsecore/shared.h>
+#include <pulsecore/socket-util.h>
+#include <pulsecore/thread.h>
+#include <pulsecore/thread-mq.h>
+#include <pulsecore/poll.h>
+#include <pulsecore/rtpoll.h>
+#include <pulsecore/time-smoother.h>
+#include <pulsecore/namereg.h>
+
+#include <sbc/sbc.h>
+
+#include "module-bluez4-device-symdef.h"
+#include "a2dp-codecs.h"
+#include "rtp.h"
+#include "bluez4-util.h"
+
+#define BITPOOL_DEC_LIMIT 32
+#define BITPOOL_DEC_STEP 5
+
+PA_MODULE_AUTHOR("João Paulo Rechi Vita");
+PA_MODULE_DESCRIPTION("BlueZ 4 Bluetooth audio sink and source");
+PA_MODULE_VERSION(PACKAGE_VERSION);
+PA_MODULE_LOAD_ONCE(false);
+PA_MODULE_USAGE(
+ "name=<name for the card/sink/source, to be prefixed> "
+ "card_name=<name for the card> "
+ "card_properties=<properties for the card> "
+ "sink_name=<name for the sink> "
+ "sink_properties=<properties for the sink> "
+ "source_name=<name for the source> "
+ "source_properties=<properties for the source> "
+ "address=<address of the device> "
+ "profile=<a2dp|hsp|hfgw> "
+ "rate=<sample rate> "
+ "channels=<number of channels> "
+ "path=<device object path> "
+ "auto_connect=<automatically connect?> "
+ "sco_sink=<SCO over PCM sink name> "
+ "sco_source=<SCO over PCM source name>");
+
+/* TODO: not close fd when entering suspend mode in a2dp */
+
+static const char* const valid_modargs[] = {
+ "name",
+ "card_name",
+ "card_properties",
+ "sink_name",
+ "sink_properties",
+ "source_name",
+ "source_properties",
+ "address",
+ "profile",
+ "rate",
+ "channels",
+ "path",
+ "auto_connect",
+ "sco_sink",
+ "sco_source",
+ NULL
+};
+
+struct a2dp_info {
+ sbc_t sbc; /* Codec data */
+ bool sbc_initialized; /* Keep track if the encoder is initialized */
+ size_t codesize, frame_length; /* SBC Codesize, frame_length. We simply cache those values here */
+
+ void* buffer; /* Codec transfer buffer */
+ size_t buffer_size; /* Size of the buffer */
+
+ uint16_t seq_num; /* Cumulative packet sequence */
+ uint8_t min_bitpool;
+ uint8_t max_bitpool;
+};
+
+struct hsp_info {
+ pa_sink *sco_sink;
+ void (*sco_sink_set_volume)(pa_sink *s);
+ pa_source *sco_source;
+ void (*sco_source_set_volume)(pa_source *s);
+};
+
+struct bluetooth_msg {
+ pa_msgobject parent;
+ pa_card *card;
+};
+
+typedef struct bluetooth_msg bluetooth_msg;
+PA_DEFINE_PRIVATE_CLASS(bluetooth_msg, pa_msgobject);
+#define BLUETOOTH_MSG(o) (bluetooth_msg_cast(o))
+
+struct userdata {
+ pa_core *core;
+ pa_module *module;
+
+ pa_bluetooth_device *device;
+ pa_hook_slot *uuid_added_slot;
+ char *address;
+ char *path;
+ pa_bluetooth_transport *transport;
+ bool transport_acquired;
+ pa_hook_slot *discovery_slot;
+ pa_hook_slot *sink_state_changed_slot;
+ pa_hook_slot *source_state_changed_slot;
+ pa_hook_slot *transport_state_changed_slot;
+ pa_hook_slot *transport_nrec_changed_slot;
+ pa_hook_slot *transport_microphone_changed_slot;
+ pa_hook_slot *transport_speaker_changed_slot;
+
+ pa_bluetooth_discovery *discovery;
+ bool auto_connect;
+
+ char *output_port_name;
+ char *input_port_name;
+
+ pa_card *card;
+ pa_sink *sink;
+ pa_source *source;
+
+ pa_thread_mq thread_mq;
+ pa_rtpoll *rtpoll;
+ pa_rtpoll_item *rtpoll_item;
+ pa_thread *thread;
+ bluetooth_msg *msg;
+
+ uint64_t read_index, write_index;
+ pa_usec_t started_at;
+ pa_smoother *read_smoother;
+
+ pa_memchunk write_memchunk;
+
+ pa_sample_spec sample_spec, requested_sample_spec;
+
+ int stream_fd;
+
+ size_t read_link_mtu;
+ size_t read_block_size;
+
+ size_t write_link_mtu;
+ size_t write_block_size;
+
+ struct a2dp_info a2dp;
+ struct hsp_info hsp;
+
+ enum profile profile;
+
+ pa_modargs *modargs;
+
+ int stream_write_type;
+};
+
+enum {
+ BLUETOOTH_MESSAGE_IO_THREAD_FAILED,
+ BLUETOOTH_MESSAGE_MAX
+};
+
+#define FIXED_LATENCY_PLAYBACK_A2DP (25*PA_USEC_PER_MSEC)
+#define FIXED_LATENCY_RECORD_A2DP (25*PA_USEC_PER_MSEC)
+#define FIXED_LATENCY_PLAYBACK_HSP (125*PA_USEC_PER_MSEC)
+#define FIXED_LATENCY_RECORD_HSP (25*PA_USEC_PER_MSEC)
+
+#define MAX_PLAYBACK_CATCH_UP_USEC (100*PA_USEC_PER_MSEC)
+
+#define USE_SCO_OVER_PCM(u) (u->profile == PROFILE_HSP && (u->hsp.sco_sink && u->hsp.sco_source))
+
+static int init_profile(struct userdata *u);
+
+/* from IO thread */
+static void a2dp_set_bitpool(struct userdata *u, uint8_t bitpool) {
+ struct a2dp_info *a2dp;
+
+ pa_assert(u);
+
+ a2dp = &u->a2dp;
+
+ if (a2dp->sbc.bitpool == bitpool)
+ return;
+
+ if (bitpool > a2dp->max_bitpool)
+ bitpool = a2dp->max_bitpool;
+ else if (bitpool < a2dp->min_bitpool)
+ bitpool = a2dp->min_bitpool;
+
+ a2dp->sbc.bitpool = bitpool;
+
+ a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
+ a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
+
+ pa_log_debug("Bitpool has changed to %u", a2dp->sbc.bitpool);
+
+ u->read_block_size =
+ (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / a2dp->frame_length * a2dp->codesize;
+
+ u->write_block_size =
+ (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / a2dp->frame_length * a2dp->codesize;
+
+ pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
+ pa_sink_set_fixed_latency_within_thread(u->sink,
+ FIXED_LATENCY_PLAYBACK_A2DP + pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
+}
+
+/* from IO thread, except in SCO over PCM */
+static void bt_transport_config_mtu(struct userdata *u) {
+ /* Calculate block sizes */
+ if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
+ u->read_block_size = u->read_link_mtu;
+ u->write_block_size = u->write_link_mtu;
+ } else {
+ u->read_block_size =
+ (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / u->a2dp.frame_length * u->a2dp.codesize;
+
+ u->write_block_size =
+ (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / u->a2dp.frame_length * u->a2dp.codesize;
+ }
+
+ if (USE_SCO_OVER_PCM(u))
+ return;
+
+ if (u->sink) {
+ pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
+ pa_sink_set_fixed_latency_within_thread(u->sink,
+ (u->profile == PROFILE_A2DP ?
+ FIXED_LATENCY_PLAYBACK_A2DP : FIXED_LATENCY_PLAYBACK_HSP) +
+ pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
+ }
+
+ if (u->source)
+ pa_source_set_fixed_latency_within_thread(u->source,
+ (u->profile == PROFILE_A2DP_SOURCE ?
+ FIXED_LATENCY_RECORD_A2DP : FIXED_LATENCY_RECORD_HSP) +
+ pa_bytes_to_usec(u->read_block_size, &u->sample_spec));
+}
+
+/* from IO thread, except in SCO over PCM */
+
+static void setup_stream(struct userdata *u) {
+ struct pollfd *pollfd;
+ int one;
+
+ pa_log_info("Transport %s resuming", u->transport->path);
+
+ bt_transport_config_mtu(u);
+
+ pa_make_fd_nonblock(u->stream_fd);
+ pa_make_socket_low_delay(u->stream_fd);
+
+ one = 1;
+ if (setsockopt(u->stream_fd, SOL_SOCKET, SO_TIMESTAMP, &one, sizeof(one)) < 0)
+ pa_log_warn("Failed to enable SO_TIMESTAMP: %s", pa_cstrerror(errno));
+
+ pa_log_debug("Stream properly set up, we're ready to roll!");
+
+ if (u->profile == PROFILE_A2DP)
+ a2dp_set_bitpool(u, u->a2dp.max_bitpool);
+
+ u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
+ pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
+ pollfd->fd = u->stream_fd;
+ pollfd->events = pollfd->revents = 0;
+
+ u->read_index = u->write_index = 0;
+ u->started_at = 0;
+
+ if (u->source)
+ u->read_smoother = pa_smoother_new(
+ PA_USEC_PER_SEC,
+ PA_USEC_PER_SEC*2,
+ true,
+ true,
+ 10,
+ pa_rtclock_now(),
+ true);
+}
+
+static void teardown_stream(struct userdata *u) {
+ if (u->rtpoll_item) {
+ pa_rtpoll_item_free(u->rtpoll_item);
+ u->rtpoll_item = NULL;
+ }
+
+ if (u->stream_fd >= 0) {
+ pa_close(u->stream_fd);
+ u->stream_fd = -1;
+ }
+
+ if (u->read_smoother) {
+ pa_smoother_free(u->read_smoother);
+ u->read_smoother = NULL;
+ }
+
+ if (u->write_memchunk.memblock) {
+ pa_memblock_unref(u->write_memchunk.memblock);
+ pa_memchunk_reset(&u->write_memchunk);
+ }
+
+ pa_log_debug("Audio stream torn down");
+}
+
+static void bt_transport_release(struct userdata *u) {
+ pa_assert(u->transport);
+
+ /* Ignore if already released */
+ if (!u->transport_acquired)
+ return;
+
+ pa_log_debug("Releasing transport %s", u->transport->path);
+
+ pa_bluetooth_transport_release(u->transport);
+
+ u->transport_acquired = false;
+
+ teardown_stream(u);
+}
+
+static int bt_transport_acquire(struct userdata *u, bool optional) {
+ pa_assert(u->transport);
+
+ if (u->transport_acquired)
+ return 0;
+
+ pa_log_debug("Acquiring transport %s", u->transport->path);
+
+ u->stream_fd = pa_bluetooth_transport_acquire(u->transport, optional, &u->read_link_mtu, &u->write_link_mtu);
+ if (u->stream_fd < 0) {
+ if (!optional)
+ pa_log("Failed to acquire transport %s", u->transport->path);
+ else
+ pa_log_info("Failed optional acquire of transport %s", u->transport->path);
+
+ return -1;
+ }
+
+ u->transport_acquired = true;
+ pa_log_info("Transport %s acquired: fd %d", u->transport->path, u->stream_fd);
+
+ return 0;
+}
+
+/* Run from IO thread */
+static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
+ struct userdata *u = PA_SINK(o)->userdata;
+ bool failed = false;
+ int r;
+
+ pa_assert(u->sink == PA_SINK(o));
+ pa_assert(u->transport);
+
+ switch (code) {
+
+ case PA_SINK_MESSAGE_SET_STATE:
+
+ switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) {
+
+ case PA_SINK_SUSPENDED:
+ /* Ignore if transition is PA_SINK_INIT->PA_SINK_SUSPENDED */
+ if (!PA_SINK_IS_OPENED(u->sink->thread_info.state))
+ break;
+
+ /* Stop the device if the source is suspended as well */
+ if (!u->source || u->source->state == PA_SOURCE_SUSPENDED)
+ /* We deliberately ignore whether stopping
+ * actually worked. Since the stream_fd is
+ * closed it doesn't really matter */
+ bt_transport_release(u);
+
+ break;
+
+ case PA_SINK_IDLE:
+ case PA_SINK_RUNNING:
+ if (u->sink->thread_info.state != PA_SINK_SUSPENDED)
+ break;
+
+ /* Resume the device if the source was suspended as well */
+ if (!u->source || !PA_SOURCE_IS_OPENED(u->source->thread_info.state)) {
+ if (bt_transport_acquire(u, false) < 0)
+ failed = true;
+ else
+ setup_stream(u);
+ }
+ break;
+
+ case PA_SINK_UNLINKED:
+ case PA_SINK_INIT:
+ case PA_SINK_INVALID_STATE:
+ ;
+ }
+ break;
+
+ case PA_SINK_MESSAGE_GET_LATENCY: {
+
+ if (u->read_smoother) {
+ pa_usec_t wi, ri;
+
+ ri = pa_smoother_get(u->read_smoother, pa_rtclock_now());
+ wi = pa_bytes_to_usec(u->write_index + u->write_block_size, &u->sample_spec);
+
+ *((pa_usec_t*) data) = wi > ri ? wi - ri : 0;
+ } else {
+ pa_usec_t ri, wi;
+
+ ri = pa_rtclock_now() - u->started_at;
+ wi = pa_bytes_to_usec(u->write_index, &u->sample_spec);
+
+ *((pa_usec_t*) data) = wi > ri ? wi - ri : 0;
+ }
+
+ *((pa_usec_t*) data) += u->sink->thread_info.fixed_latency;
+ return 0;
+ }
+ }
+
+ r = pa_sink_process_msg(o, code, data, offset, chunk);
+
+ return (r < 0 || !failed) ? r : -1;
+}
+
+/* Run from IO thread */
+static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
+ struct userdata *u = PA_SOURCE(o)->userdata;
+ bool failed = false;
+ int r;
+
+ pa_assert(u->source == PA_SOURCE(o));
+ pa_assert(u->transport);
+
+ switch (code) {
+
+ case PA_SOURCE_MESSAGE_SET_STATE:
+
+ switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) {
+
+ case PA_SOURCE_SUSPENDED:
+ /* Ignore if transition is PA_SOURCE_INIT->PA_SOURCE_SUSPENDED */
+ if (!PA_SOURCE_IS_OPENED(u->source->thread_info.state))
+ break;
+
+ /* Stop the device if the sink is suspended as well */
+ if (!u->sink || u->sink->state == PA_SINK_SUSPENDED)
+ bt_transport_release(u);
+
+ if (u->read_smoother)
+ pa_smoother_pause(u->read_smoother, pa_rtclock_now());
+ break;
+
+ case PA_SOURCE_IDLE:
+ case PA_SOURCE_RUNNING:
+ if (u->source->thread_info.state != PA_SOURCE_SUSPENDED)
+ break;
+
+ /* Resume the device if the sink was suspended as well */
+ if (!u->sink || !PA_SINK_IS_OPENED(u->sink->thread_info.state)) {
+ if (bt_transport_acquire(u, false) < 0)
+ failed = true;
+ else
+ setup_stream(u);
+ }
+ /* We don't resume the smoother here. Instead we
+ * wait until the first packet arrives */
+ break;
+
+ case PA_SOURCE_UNLINKED:
+ case PA_SOURCE_INIT:
+ case PA_SOURCE_INVALID_STATE:
+ ;
+ }
+ break;
+
+ case PA_SOURCE_MESSAGE_GET_LATENCY: {
+ pa_usec_t wi, ri;
+
+ if (u->read_smoother) {
+ wi = pa_smoother_get(u->read_smoother, pa_rtclock_now());
+ ri = pa_bytes_to_usec(u->read_index, &u->sample_spec);
+
+ *((pa_usec_t*) data) = (wi > ri ? wi - ri : 0) + u->source->thread_info.fixed_latency;
+ } else
+ *((pa_usec_t*) data) = 0;
+
+ return 0;
+ }
+
+ }
+
+ r = pa_source_process_msg(o, code, data, offset, chunk);
+
+ return (r < 0 || !failed) ? r : -1;
+}
+
+/* Called from main thread context */
+static int device_process_msg(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) {
+ struct bluetooth_msg *u = BLUETOOTH_MSG(obj);
+
+ switch (code) {
+ case BLUETOOTH_MESSAGE_IO_THREAD_FAILED: {
+ if (u->card->module->unload_requested)
+ break;
+
+ pa_log_debug("Switching the profile to off due to IO thread failure.");
+
+ pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
+ break;
+ }
+ }
+ return 0;
+}
+
+/* Run from IO thread */
+static int hsp_process_render(struct userdata *u) {
+ int ret = 0;
+
+ pa_assert(u);
+ pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
+ pa_assert(u->sink);
+
+ /* First, render some data */
+ if (!u->write_memchunk.memblock)
+ pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
+
+ pa_assert(u->write_memchunk.length == u->write_block_size);
+
+ for (;;) {
+ ssize_t l;
+ const void *p;
+
+ /* Now write that data to the socket. The socket is of type
+ * SEQPACKET, and we generated the data of the MTU size, so this
+ * should just work. */
+
+ p = (const uint8_t *) pa_memblock_acquire_chunk(&u->write_memchunk);
+ l = pa_write(u->stream_fd, p, u->write_memchunk.length, &u->stream_write_type);
+ pa_memblock_release(u->write_memchunk.memblock);
+
+ pa_assert(l != 0);
+
+ if (l < 0) {
+
+ if (errno == EINTR)
+ /* Retry right away if we got interrupted */
+ continue;
+
+ else if (errno == EAGAIN)
+ /* Hmm, apparently the socket was not writable, give up for now */
+ break;
+
+ pa_log_error("Failed to write data to SCO socket: %s", pa_cstrerror(errno));
+ ret = -1;
+ break;
+ }
+
+ pa_assert((size_t) l <= u->write_memchunk.length);
+
+ if ((size_t) l != u->write_memchunk.length) {
+ pa_log_error("Wrote memory block to socket only partially! %llu written, wanted to write %llu.",
+ (unsigned long long) l,
+ (unsigned long long) u->write_memchunk.length);
+ ret = -1;
+ break;
+ }
+
+ u->write_index += (uint64_t) u->write_memchunk.length;
+ pa_memblock_unref(u->write_memchunk.memblock);
+ pa_memchunk_reset(&u->write_memchunk);
+
+ ret = 1;
+ break;
+ }
+
+ return ret;
+}
+
+/* Run from IO thread */
+static int hsp_process_push(struct userdata *u) {
+ int ret = 0;
+ pa_memchunk memchunk;
+
+ pa_assert(u);
+ pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
+ pa_assert(u->source);
+ pa_assert(u->read_smoother);
+
+ memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
+ memchunk.index = memchunk.length = 0;
+
+ for (;;) {
+ ssize_t l;
+ void *p;
+ struct msghdr m;
+ struct cmsghdr *cm;
+ uint8_t aux[1024];
+ struct iovec iov;
+ bool found_tstamp = false;
+ pa_usec_t tstamp;
+
+ memset(&m, 0, sizeof(m));
+ memset(&aux, 0, sizeof(aux));
+ memset(&iov, 0, sizeof(iov));
+
+ m.msg_iov = &iov;
+ m.msg_iovlen = 1;
+ m.msg_control = aux;
+ m.msg_controllen = sizeof(aux);
+
+ p = pa_memblock_acquire(memchunk.memblock);
+ iov.iov_base = p;
+ iov.iov_len = pa_memblock_get_length(memchunk.memblock);
+ l = recvmsg(u->stream_fd, &m, 0);
+ pa_memblock_release(memchunk.memblock);
+
+ if (l <= 0) {
+
+ if (l < 0 && errno == EINTR)
+ /* Retry right away if we got interrupted */
+ continue;
+
+ else if (l < 0 && errno == EAGAIN)
+ /* Hmm, apparently the socket was not readable, give up for now. */
+ break;
+
+ pa_log_error("Failed to read data from SCO socket: %s", l < 0 ? pa_cstrerror(errno) : "EOF");
+ ret = -1;
+ break;
+ }
+
+ pa_assert((size_t) l <= pa_memblock_get_length(memchunk.memblock));
+
+ /* In some rare occasions, we might receive packets of a very strange
+ * size. This could potentially be possible if the SCO packet was
+ * received partially over-the-air, or more probably due to hardware
+ * issues in our Bluetooth adapter. In these cases, in order to avoid
+ * an assertion failure due to unaligned data, just discard the whole
+ * packet */
+ if (!pa_frame_aligned(l, &u->sample_spec)) {
+ pa_log_warn("SCO packet received of unaligned size: %zu", l);
+ break;
+ }
+
+ memchunk.length = (size_t) l;
+ u->read_index += (uint64_t) l;
+
+ for (cm = CMSG_FIRSTHDR(&m); cm; cm = CMSG_NXTHDR(&m, cm))
+ if (cm->cmsg_level == SOL_SOCKET && cm->cmsg_type == SO_TIMESTAMP) {
+ struct timeval *tv = (struct timeval*) CMSG_DATA(cm);
+ pa_rtclock_from_wallclock(tv);
+ tstamp = pa_timeval_load(tv);
+ found_tstamp = true;
+ break;
+ }
+
+ if (!found_tstamp) {
+ pa_log_warn("Couldn't find SO_TIMESTAMP data in auxiliary recvmsg() data!");
+ tstamp = pa_rtclock_now();
+ }
+
+ pa_smoother_put(u->read_smoother, tstamp, pa_bytes_to_usec(u->read_index, &u->sample_spec));
+ pa_smoother_resume(u->read_smoother, tstamp, true);
+
+ pa_source_post(u->source, &memchunk);
+
+ ret = l;
+ break;
+ }
+
+ pa_memblock_unref(memchunk.memblock);
+
+ return ret;
+}
+
+/* Run from IO thread */
+static void a2dp_prepare_buffer(struct userdata *u) {
+ size_t min_buffer_size = PA_MAX(u->read_link_mtu, u->write_link_mtu);
+
+ pa_assert(u);
+
+ if (u->a2dp.buffer_size >= min_buffer_size)
+ return;
+
+ u->a2dp.buffer_size = 2 * min_buffer_size;
+ pa_xfree(u->a2dp.buffer);
+ u->a2dp.buffer = pa_xmalloc(u->a2dp.buffer_size);
+}
+
+/* Run from IO thread */
+static int a2dp_process_render(struct userdata *u) {
+ struct a2dp_info *a2dp;
+ struct rtp_header *header;
+ struct rtp_payload *payload;
+ size_t nbytes;
+ void *d;
+ const void *p;
+ size_t to_write, to_encode;
+ unsigned frame_count;
+ int ret = 0;
+
+ pa_assert(u);
+ pa_assert(u->profile == PROFILE_A2DP);
+ pa_assert(u->sink);
+
+ /* First, render some data */
+ if (!u->write_memchunk.memblock)
+ pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
+
+ pa_assert(u->write_memchunk.length == u->write_block_size);
+
+ a2dp_prepare_buffer(u);
+
+ a2dp = &u->a2dp;
+ header = a2dp->buffer;
+ payload = (struct rtp_payload*) ((uint8_t*) a2dp->buffer + sizeof(*header));
+
+ frame_count = 0;
+
+ /* Try to create a packet of the full MTU */
+
+ p = (const uint8_t *) pa_memblock_acquire_chunk(&u->write_memchunk);
+ to_encode = u->write_memchunk.length;
+
+ d = (uint8_t*) a2dp->buffer + sizeof(*header) + sizeof(*payload);
+ to_write = a2dp->buffer_size - sizeof(*header) - sizeof(*payload);
+
+ while (PA_LIKELY(to_encode > 0 && to_write > 0)) {
+ ssize_t written;
+ ssize_t encoded;
+
+ encoded = sbc_encode(&a2dp->sbc,
+ p, to_encode,
+ d, to_write,
+ &written);
+
+ if (PA_UNLIKELY(encoded <= 0)) {
+ pa_log_error("SBC encoding error (%li)", (long) encoded);
+ pa_memblock_release(u->write_memchunk.memblock);
+ return -1;
+ }
+
+/* pa_log_debug("SBC: encoded: %lu; written: %lu", (unsigned long) encoded, (unsigned long) written); */
+/* pa_log_debug("SBC: codesize: %lu; frame_length: %lu", (unsigned long) a2dp->codesize, (unsigned long) a2dp->frame_length); */
+
+ pa_assert_fp((size_t) encoded <= to_encode);
+ pa_assert_fp((size_t) encoded == a2dp->codesize);
+
+ pa_assert_fp((size_t) written <= to_write);
+ pa_assert_fp((size_t) written == a2dp->frame_length);
+
+ p = (const uint8_t*) p + encoded;
+ to_encode -= encoded;
+
+ d = (uint8_t*) d + written;
+ to_write -= written;
+
+ frame_count++;
+ }
+
+ pa_memblock_release(u->write_memchunk.memblock);
+
+ pa_assert(to_encode == 0);
+
+ PA_ONCE_BEGIN {
+ pa_log_debug("Using SBC encoder implementation: %s", pa_strnull(sbc_get_implementation_info(&a2dp->sbc)));
+ } PA_ONCE_END;
+
+ /* write it to the fifo */
+ memset(a2dp->buffer, 0, sizeof(*header) + sizeof(*payload));
+ header->v = 2;
+ header->pt = 1;
+ header->sequence_number = htons(a2dp->seq_num++);
+ header->timestamp = htonl(u->write_index / pa_frame_size(&u->sample_spec));
+ header->ssrc = htonl(1);
+ payload->frame_count = frame_count;
+
+ nbytes = (uint8_t*) d - (uint8_t*) a2dp->buffer;
+
+ for (;;) {
+ ssize_t l;
+
+ l = pa_write(u->stream_fd, a2dp->buffer, nbytes, &u->stream_write_type);
+
+ pa_assert(l != 0);
+
+ if (l < 0) {
+
+ if (errno == EINTR)
+ /* Retry right away if we got interrupted */
+ continue;
+
+ else if (errno == EAGAIN)
+ /* Hmm, apparently the socket was not writable, give up for now */
+ break;
+
+ pa_log_error("Failed to write data to socket: %s", pa_cstrerror(errno));
+ ret = -1;
+ break;
+ }
+
+ pa_assert((size_t) l <= nbytes);
+
+ if ((size_t) l != nbytes) {
+ pa_log_warn("Wrote memory block to socket only partially! %llu written, wanted to write %llu.",
+ (unsigned long long) l,
+ (unsigned long long) nbytes);
+ ret = -1;
+ break;
+ }
+
+ u->write_index += (uint64_t) u->write_memchunk.length;
+ pa_memblock_unref(u->write_memchunk.memblock);
+ pa_memchunk_reset(&u->write_memchunk);
+
+ ret = 1;
+
+ break;
+ }
+
+ return ret;
+}
+
+static int a2dp_process_push(struct userdata *u) {
+ int ret = 0;
+ pa_memchunk memchunk;
+
+ pa_assert(u);
+ pa_assert(u->profile == PROFILE_A2DP_SOURCE);
+ pa_assert(u->source);
+ pa_assert(u->read_smoother);
+
+ memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
+ memchunk.index = memchunk.length = 0;
+
+ for (;;) {
+ bool found_tstamp = false;
+ pa_usec_t tstamp;
+ struct a2dp_info *a2dp;
+ struct rtp_header *header;
+ struct rtp_payload *payload;
+ const void *p;
+ void *d;
+ ssize_t l;
+ size_t to_write, to_decode;
+
+ a2dp_prepare_buffer(u);
+
+ a2dp = &u->a2dp;
+ header = a2dp->buffer;
+ payload = (struct rtp_payload*) ((uint8_t*) a2dp->buffer + sizeof(*header));
+
+ l = pa_read(u->stream_fd, a2dp->buffer, a2dp->buffer_size, &u->stream_write_type);
+
+ if (l <= 0) {
+
+ if (l < 0 && errno == EINTR)
+ /* Retry right away if we got interrupted */
+ continue;
+
+ else if (l < 0 && errno == EAGAIN)
+ /* Hmm, apparently the socket was not readable, give up for now. */
+ break;
+
+ pa_log_error("Failed to read data from socket: %s", l < 0 ? pa_cstrerror(errno) : "EOF");
+ ret = -1;
+ break;
+ }
+
+ pa_assert((size_t) l <= a2dp->buffer_size);
+
+ u->read_index += (uint64_t) l;
+
+ /* TODO: get timestamp from rtp */
+ if (!found_tstamp) {
+ /* pa_log_warn("Couldn't find SO_TIMESTAMP data in auxiliary recvmsg() data!"); */
+ tstamp = pa_rtclock_now();
+ }
+
+ pa_smoother_put(u->read_smoother, tstamp, pa_bytes_to_usec(u->read_index, &u->sample_spec));
+ pa_smoother_resume(u->read_smoother, tstamp, true);
+
+ p = (uint8_t*) a2dp->buffer + sizeof(*header) + sizeof(*payload);
+ to_decode = l - sizeof(*header) - sizeof(*payload);
+
+ d = pa_memblock_acquire(memchunk.memblock);
+ to_write = memchunk.length = pa_memblock_get_length(memchunk.memblock);
+
+ while (PA_LIKELY(to_decode > 0)) {
+ size_t written;
+ ssize_t decoded;
+
+ decoded = sbc_decode(&a2dp->sbc,
+ p, to_decode,
+ d, to_write,
+ &written);
+
+ if (PA_UNLIKELY(decoded <= 0)) {
+ pa_log_error("SBC decoding error (%li)", (long) decoded);
+ pa_memblock_release(memchunk.memblock);
+ pa_memblock_unref(memchunk.memblock);
+ return -1;
+ }
+
+/* pa_log_debug("SBC: decoded: %lu; written: %lu", (unsigned long) decoded, (unsigned long) written); */
+/* pa_log_debug("SBC: frame_length: %lu; codesize: %lu", (unsigned long) a2dp->frame_length, (unsigned long) a2dp->codesize); */
+
+ /* Reset frame length, it can be changed due to bitpool change */
+ a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
+
+ pa_assert_fp((size_t) decoded <= to_decode);
+ pa_assert_fp((size_t) decoded == a2dp->frame_length);
+
+ pa_assert_fp((size_t) written == a2dp->codesize);
+
+ p = (const uint8_t*) p + decoded;
+ to_decode -= decoded;
+
+ d = (uint8_t*) d + written;
+ to_write -= written;
+ }
+
+ memchunk.length -= to_write;
+
+ pa_memblock_release(memchunk.memblock);
+
+ pa_source_post(u->source, &memchunk);
+
+ ret = l;
+ break;
+ }
+
+ pa_memblock_unref(memchunk.memblock);
+
+ return ret;
+}
+
+static void a2dp_reduce_bitpool(struct userdata *u) {
+ struct a2dp_info *a2dp;
+ uint8_t bitpool;
+
+ pa_assert(u);
+
+ a2dp = &u->a2dp;
+
+ /* Check if bitpool is already at its limit */
+ if (a2dp->sbc.bitpool <= BITPOOL_DEC_LIMIT)
+ return;
+
+ bitpool = a2dp->sbc.bitpool - BITPOOL_DEC_STEP;
+
+ if (bitpool < BITPOOL_DEC_LIMIT)
+ bitpool = BITPOOL_DEC_LIMIT;
+
+ a2dp_set_bitpool(u, bitpool);
+}
+
+static void thread_func(void *userdata) {
+ struct userdata *u = userdata;
+ unsigned do_write = 0;
+ unsigned pending_read_bytes = 0;
+ bool writable = false;
+
+ pa_assert(u);
+ pa_assert(u->transport);
+
+ pa_log_debug("IO Thread starting up");
+
+ if (u->core->realtime_scheduling)
+ pa_make_realtime(u->core->realtime_priority);
+
+ pa_thread_mq_install(&u->thread_mq);
+
+ /* Setup the stream only if the transport was already acquired */
+ if (u->transport_acquired)
+ setup_stream(u);
+
+ for (;;) {
+ struct pollfd *pollfd;
+ int ret;
+ bool disable_timer = true;
+
+ pollfd = u->rtpoll_item ? pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL) : NULL;
+
+ if (u->source && PA_SOURCE_IS_LINKED(u->source->thread_info.state)) {
+
+ /* We should send two blocks to the device before we expect
+ * a response. */
+
+ if (u->write_index == 0 && u->read_index <= 0)
+ do_write = 2;
+
+ if (pollfd && (pollfd->revents & POLLIN)) {
+ int n_read;
+
+ if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW)
+ n_read = hsp_process_push(u);
+ else
+ n_read = a2dp_process_push(u);
+
+ if (n_read < 0)
+ goto io_fail;
+
+ /* We just read something, so we are supposed to write something, too */
+ pending_read_bytes += n_read;
+ do_write += pending_read_bytes / u->write_block_size;
+ pending_read_bytes = pending_read_bytes % u->write_block_size;
+ }
+ }
+
+ if (u->sink && PA_SINK_IS_LINKED(u->sink->thread_info.state)) {
+
+ if (PA_UNLIKELY(u->sink->thread_info.rewind_requested))
+ pa_sink_process_rewind(u->sink, 0);
+
+ if (pollfd) {
+ if (pollfd->revents & POLLOUT)
+ writable = true;
+
+ if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0 && writable) {
+ pa_usec_t time_passed;
+ pa_usec_t audio_sent;
+
+ /* Hmm, there is no input stream we could synchronize
+ * to. So let's do things by time */
+
+ time_passed = pa_rtclock_now() - u->started_at;
+ audio_sent = pa_bytes_to_usec(u->write_index, &u->sample_spec);
+
+ if (audio_sent <= time_passed) {
+ pa_usec_t audio_to_send = time_passed - audio_sent;
+
+ /* Never try to catch up for more than 100ms */
+ if (u->write_index > 0 && audio_to_send > MAX_PLAYBACK_CATCH_UP_USEC) {
+ pa_usec_t skip_usec;
+ uint64_t skip_bytes;
+
+ skip_usec = audio_to_send - MAX_PLAYBACK_CATCH_UP_USEC;
+ skip_bytes = pa_usec_to_bytes(skip_usec, &u->sample_spec);
+
+ if (skip_bytes > 0) {
+ pa_memchunk tmp;
+
+ pa_log_warn("Skipping %llu us (= %llu bytes) in audio stream",
+ (unsigned long long) skip_usec,
+ (unsigned long long) skip_bytes);
+
+ pa_sink_render_full(u->sink, skip_bytes, &tmp);
+ pa_memblock_unref(tmp.memblock);
+ u->write_index += skip_bytes;
+
+ if (u->profile == PROFILE_A2DP)
+ a2dp_reduce_bitpool(u);
+ }
+ }
+
+ do_write = 1;
+ pending_read_bytes = 0;
+ }
+ }
+
+ if (writable && do_write > 0) {
+ int n_written;
+
+ if (u->write_index <= 0)
+ u->started_at = pa_rtclock_now();
+
+ if (u->profile == PROFILE_A2DP) {
+ if ((n_written = a2dp_process_render(u)) < 0)
+ goto io_fail;
+ } else {
+ if ((n_written = hsp_process_render(u)) < 0)
+ goto io_fail;
+ }
+
+ if (n_written == 0)
+ pa_log("Broken kernel: we got EAGAIN on write() after POLLOUT!");
+
+ do_write -= n_written;
+ writable = false;
+ }
+
+ if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0) {
+ pa_usec_t sleep_for;
+ pa_usec_t time_passed, next_write_at;
+
+ if (writable) {
+ /* Hmm, there is no input stream we could synchronize
+ * to. So let's estimate when we need to wake up the latest */
+ time_passed = pa_rtclock_now() - u->started_at;
+ next_write_at = pa_bytes_to_usec(u->write_index, &u->sample_spec);
+ sleep_for = time_passed < next_write_at ? next_write_at - time_passed : 0;
+ /* pa_log("Sleeping for %lu; time passed %lu, next write at %lu", (unsigned long) sleep_for, (unsigned long) time_passed, (unsigned long)next_write_at); */
+ } else
+ /* drop stream every 500 ms */
+ sleep_for = PA_USEC_PER_MSEC * 500;
+
+ pa_rtpoll_set_timer_relative(u->rtpoll, sleep_for);
+ disable_timer = false;
+ }
+ }
+ }
+
+ if (disable_timer)
+ pa_rtpoll_set_timer_disabled(u->rtpoll);
+
+ /* Hmm, nothing to do. Let's sleep */
+ if (pollfd)
+ pollfd->events = (short) (((u->sink && PA_SINK_IS_LINKED(u->sink->thread_info.state) && !writable) ? POLLOUT : 0) |
+ (u->source && PA_SOURCE_IS_LINKED(u->source->thread_info.state) ? POLLIN : 0));
+
+ if ((ret = pa_rtpoll_run(u->rtpoll, true)) < 0) {
+ pa_log_debug("pa_rtpoll_run failed with: %d", ret);
+ goto fail;
+ }
+ if (ret == 0) {
+ pa_log_debug("IO thread shutdown requested, stopping cleanly");
+ bt_transport_release(u);
+ goto finish;
+ }
+
+ pollfd = u->rtpoll_item ? pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL) : NULL;
+
+ if (pollfd && (pollfd->revents & ~(POLLOUT|POLLIN))) {
+ pa_log_info("FD error: %s%s%s%s",
+ pollfd->revents & POLLERR ? "POLLERR " :"",
+ pollfd->revents & POLLHUP ? "POLLHUP " :"",
+ pollfd->revents & POLLPRI ? "POLLPRI " :"",
+ pollfd->revents & POLLNVAL ? "POLLNVAL " :"");
+ goto io_fail;
+ }
+
+ continue;
+
+io_fail:
+ /* In case of HUP, just tear down the streams */
+ if (!pollfd || (pollfd->revents & POLLHUP) == 0)
+ goto fail;
+
+ do_write = 0;
+ pending_read_bytes = 0;
+ writable = false;
+
+ teardown_stream(u);
+ }
+
+fail:
+ /* If this was no regular exit from the loop we have to continue processing messages until we receive PA_MESSAGE_SHUTDOWN */
+ pa_log_debug("IO thread failed");
+ pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(u->msg), BLUETOOTH_MESSAGE_IO_THREAD_FAILED, NULL, 0, NULL, NULL);
+ pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);
+
+finish:
+ pa_log_debug("IO thread shutting down");
+}
+
+static pa_available_t transport_state_to_availability(pa_bluetooth_transport_state_t state) {
+ if (state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
+ return PA_AVAILABLE_NO;
+ else if (state >= PA_BLUETOOTH_TRANSPORT_STATE_PLAYING)
+ return PA_AVAILABLE_YES;
+ else
+ return PA_AVAILABLE_UNKNOWN;
+}
+
+static pa_direction_t get_profile_direction(enum profile p) {
+ static const pa_direction_t profile_direction[] = {
+ [PROFILE_A2DP] = PA_DIRECTION_OUTPUT,
+ [PROFILE_A2DP_SOURCE] = PA_DIRECTION_INPUT,
+ [PROFILE_HSP] = PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT,
+ [PROFILE_HFGW] = PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT,
+ [PROFILE_OFF] = 0
+ };
+
+ return profile_direction[p];
+}
+
+/* Run from main thread */
+static pa_available_t get_port_availability(struct userdata *u, pa_direction_t direction) {
+ pa_available_t result = PA_AVAILABLE_NO;
+ unsigned i;
+
+ pa_assert(u);
+ pa_assert(u->device);
+
+ for (i = 0; i < PA_BLUETOOTH_PROFILE_COUNT; i++) {
+ pa_bluetooth_transport *transport;
+
+ if (!(get_profile_direction(i) & direction))
+ continue;
+
+ if (!(transport = u->device->transports[i]))
+ continue;
+
+ switch(transport->state) {
+ case PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED:
+ continue;
+
+ case PA_BLUETOOTH_TRANSPORT_STATE_IDLE:
+ if (result == PA_AVAILABLE_NO)
+ result = PA_AVAILABLE_UNKNOWN;
+
+ break;
+
+ case PA_BLUETOOTH_TRANSPORT_STATE_PLAYING:
+ return PA_AVAILABLE_YES;
+ }
+ }
+
+ return result;
+}
+
+/* Run from main thread */
+static void handle_transport_state_change(struct userdata *u, struct pa_bluetooth_transport *transport) {
+ bool acquire = false;
+ bool release = false;
+ enum profile profile;
+ pa_card_profile *cp;
+ pa_bluetooth_transport_state_t state;
+ pa_device_port *port;
+
+ pa_assert(u);
+ pa_assert(transport);
+
+ profile = transport->profile;
+ state = transport->state;
+
+ /* Update profile availability */
+ if (!(cp = pa_hashmap_get(u->card->profiles, pa_bt_profile_to_string(profile))))
+ return;
+
+ pa_card_profile_set_available(cp, transport_state_to_availability(state));
+
+ /* Update port availability */
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, u->output_port_name));
+ pa_device_port_set_available(port, get_port_availability(u, PA_DIRECTION_OUTPUT));
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, u->input_port_name));
+ pa_device_port_set_available(port, get_port_availability(u, PA_DIRECTION_INPUT));
+
+ /* Acquire or release transport as needed */
+ acquire = (state == PA_BLUETOOTH_TRANSPORT_STATE_PLAYING && u->profile == profile);
+ release = (state != PA_BLUETOOTH_TRANSPORT_STATE_PLAYING && u->profile == profile);
+
+ if (acquire)
+ if (bt_transport_acquire(u, true) >= 0) {
+ if (u->source) {
+ pa_log_debug("Resuming source %s, because the bluetooth audio state changed to 'playing'.", u->source->name);
+ pa_source_suspend(u->source, false, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
+ }
+
+ if (u->sink) {
+ pa_log_debug("Resuming sink %s, because the bluetooth audio state changed to 'playing'.", u->sink->name);
+ pa_sink_suspend(u->sink, false, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
+ }
+ }
+
+ if (release && u->transport_acquired) {
+ /* FIXME: this release is racy, since the audio stream might have
+ been set up again in the meantime (but not processed yet by PA).
+ BlueZ should probably release the transport automatically, and
+ in that case we would just mark the transport as released */
+
+ /* Remote side closed the stream so we consider it PA_SUSPEND_USER */
+ if (u->source) {
+ pa_log_debug("Suspending source %s, because the remote end closed the stream.", u->source->name);
+ pa_source_suspend(u->source, true, PA_SUSPEND_USER);
+ }
+
+ if (u->sink) {
+ pa_log_debug("Suspending sink %s, because the remote end closed the stream.", u->sink->name);
+ pa_sink_suspend(u->sink, true, PA_SUSPEND_USER);
+ }
+ }
+}
+
+/* Run from main thread */
+static void sink_set_volume_cb(pa_sink *s) {
+ uint16_t gain;
+ pa_volume_t volume;
+ struct userdata *u;
+ char *k;
+
+ pa_assert(s);
+ pa_assert(s->core);
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
+ u = pa_shared_get(s->core, k);
+ pa_xfree(k);
+
+ pa_assert(u);
+ pa_assert(u->sink == s);
+ pa_assert(u->profile == PROFILE_HSP);
+ pa_assert(u->transport);
+
+ gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
+ volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
+
+ pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
+
+ pa_bluetooth_transport_set_speaker_gain(u->transport, gain);
+}
+
+/* Run from main thread */
+static void source_set_volume_cb(pa_source *s) {
+ uint16_t gain;
+ pa_volume_t volume;
+ struct userdata *u;
+ char *k;
+
+ pa_assert(s);
+ pa_assert(s->core);
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
+ u = pa_shared_get(s->core, k);
+ pa_xfree(k);
+
+ pa_assert(u);
+ pa_assert(u->source == s);
+ pa_assert(u->profile == PROFILE_HSP);
+ pa_assert(u->transport);
+
+ gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
+ volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
+
+ pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
+
+ pa_bluetooth_transport_set_microphone_gain(u->transport, gain);
+}
+
+/* Run from main thread */
+static char *get_name(const char *type, pa_modargs *ma, const char *device_id, bool *namereg_fail) {
+ char *t;
+ const char *n;
+
+ pa_assert(type);
+ pa_assert(ma);
+ pa_assert(device_id);
+ pa_assert(namereg_fail);
+
+ t = pa_sprintf_malloc("%s_name", type);
+ n = pa_modargs_get_value(ma, t, NULL);
+ pa_xfree(t);
+
+ if (n) {
+ *namereg_fail = true;
+ return pa_xstrdup(n);
+ }
+
+ if ((n = pa_modargs_get_value(ma, "name", NULL)))
+ *namereg_fail = true;
+ else {
+ n = device_id;
+ *namereg_fail = false;
+ }
+
+ return pa_sprintf_malloc("bluez_%s.%s", type, n);
+}
+
+static int sco_over_pcm_state_update(struct userdata *u, bool changed) {
+ pa_assert(u);
+ pa_assert(USE_SCO_OVER_PCM(u));
+
+ if (PA_SINK_IS_OPENED(pa_sink_get_state(u->hsp.sco_sink)) ||
+ PA_SOURCE_IS_OPENED(pa_source_get_state(u->hsp.sco_source))) {
+
+ if (u->stream_fd >= 0)
+ return 0;
+
+ pa_log_debug("Resuming SCO over PCM");
+ if (init_profile(u) < 0) {
+ pa_log("Can't resume SCO over PCM");
+ return -1;
+ }
+
+ if (bt_transport_acquire(u, false) < 0)
+ return -1;
+
+ setup_stream(u);
+
+ return 0;
+ }
+
+ if (changed) {
+ if (u->stream_fd < 0)
+ return 0;
+
+ pa_log_debug("Closing SCO over PCM");
+
+ bt_transport_release(u);
+ }
+
+ return 0;
+}
+
+static pa_hook_result_t sink_state_changed_cb(pa_core *c, pa_sink *s, struct userdata *u) {
+ pa_assert(c);
+ pa_sink_assert_ref(s);
+ pa_assert(u);
+
+ if (!USE_SCO_OVER_PCM(u) || s != u->hsp.sco_sink)
+ return PA_HOOK_OK;
+
+ sco_over_pcm_state_update(u, true);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t source_state_changed_cb(pa_core *c, pa_source *s, struct userdata *u) {
+ pa_assert(c);
+ pa_source_assert_ref(s);
+ pa_assert(u);
+
+ if (!USE_SCO_OVER_PCM(u) || s != u->hsp.sco_source)
+ return PA_HOOK_OK;
+
+ sco_over_pcm_state_update(u, true);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t transport_nrec_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t, struct userdata *u) {
+ pa_proplist *p;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t != u->transport)
+ return PA_HOOK_OK;
+
+ p = pa_proplist_new();
+ pa_proplist_sets(p, "bluetooth.nrec", t->nrec ? "1" : "0");
+ pa_source_update_proplist(u->source, PA_UPDATE_REPLACE, p);
+ pa_proplist_free(p);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t transport_microphone_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
+ struct userdata *u) {
+ pa_cvolume v;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t != u->transport)
+ return PA_HOOK_OK;
+
+ pa_assert(u->source);
+
+ pa_cvolume_set(&v, u->sample_spec.channels,
+ (pa_volume_t) round((double) t->microphone_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
+ pa_source_volume_changed(u->source, &v);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t transport_speaker_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
+ struct userdata *u) {
+ pa_cvolume v;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t != u->transport)
+ return PA_HOOK_OK;
+
+ pa_assert(u->sink);
+
+ pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) round((double) t->speaker_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
+ pa_sink_volume_changed(u->sink, &v);
+
+ return PA_HOOK_OK;
+}
+
+static void connect_ports(struct userdata *u, void *sink_or_source_new_data, pa_direction_t direction) {
+ pa_device_port *port;
+
+ if (direction == PA_DIRECTION_OUTPUT) {
+ pa_sink_new_data *sink_new_data = sink_or_source_new_data;
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, u->output_port_name));
+ pa_assert_se(pa_hashmap_put(sink_new_data->ports, port->name, port) >= 0);
+ pa_device_port_ref(port);
+ } else {
+ pa_source_new_data *source_new_data = sink_or_source_new_data;
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, u->input_port_name));
+ pa_assert_se(pa_hashmap_put(source_new_data->ports, port->name, port) >= 0);
+ pa_device_port_ref(port);
+ }
+}
+
+static int sink_set_port_cb(pa_sink *s, pa_device_port *p) {
+ return 0;
+}
+
+static int source_set_port_cb(pa_source *s, pa_device_port *p) {
+ return 0;
+}
+
+/* Run from main thread */
+static int add_sink(struct userdata *u) {
+ char *k;
+
+ pa_assert(u->transport);
+
+ if (USE_SCO_OVER_PCM(u)) {
+ pa_proplist *p;
+
+ u->sink = u->hsp.sco_sink;
+ p = pa_proplist_new();
+ pa_proplist_sets(p, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
+ pa_proplist_update(u->sink->proplist, PA_UPDATE_MERGE, p);
+ pa_proplist_free(p);
+ } else {
+ pa_sink_new_data data;
+ bool b;
+
+ pa_sink_new_data_init(&data);
+ data.driver = __FILE__;
+ data.module = u->module;
+ pa_sink_new_data_set_sample_spec(&data, &u->sample_spec);
+ pa_proplist_sets(data.proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
+ if (u->profile == PROFILE_HSP)
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
+ data.card = u->card;
+ data.name = get_name("sink", u->modargs, u->address, &b);
+ data.namereg_fail = b;
+
+ if (pa_modargs_get_proplist(u->modargs, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
+ pa_log("Invalid properties");
+ pa_sink_new_data_done(&data);
+ return -1;
+ }
+ connect_ports(u, &data, PA_DIRECTION_OUTPUT);
+
+ if (!u->transport_acquired)
+ switch (u->profile) {
+ case PROFILE_A2DP:
+ case PROFILE_HSP:
+ pa_assert_not_reached(); /* Profile switch should have failed */
+ break;
+ case PROFILE_HFGW:
+ data.suspend_cause = PA_SUSPEND_USER;
+ break;
+ case PROFILE_A2DP_SOURCE:
+ case PROFILE_OFF:
+ pa_assert_not_reached();
+ }
+
+ u->sink = pa_sink_new(u->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
+ pa_sink_new_data_done(&data);
+
+ if (!u->sink) {
+ pa_log_error("Failed to create sink");
+ return -1;
+ }
+
+ u->sink->userdata = u;
+ u->sink->parent.process_msg = sink_process_msg;
+ u->sink->set_port = sink_set_port_cb;
+ }
+
+ if (u->profile == PROFILE_HSP) {
+ pa_sink_set_set_volume_callback(u->sink, sink_set_volume_cb);
+ u->sink->n_volume_steps = 16;
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_set(u->core, k, u);
+ pa_xfree(k);
+ }
+
+ return 0;
+}
+
+/* Run from main thread */
+static int add_source(struct userdata *u) {
+ char *k;
+
+ pa_assert(u->transport);
+
+ if (USE_SCO_OVER_PCM(u)) {
+ u->source = u->hsp.sco_source;
+ pa_proplist_sets(u->source->proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
+ } else {
+ pa_source_new_data data;
+ bool b;
+
+ pa_source_new_data_init(&data);
+ data.driver = __FILE__;
+ data.module = u->module;
+ pa_source_new_data_set_sample_spec(&data, &u->sample_spec);
+ pa_proplist_sets(data.proplist, "bluetooth.protocol", pa_bt_profile_to_string(u->profile));
+ if (u->profile == PROFILE_HSP)
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
+
+ data.card = u->card;
+ data.name = get_name("source", u->modargs, u->address, &b);
+ data.namereg_fail = b;
+
+ if (pa_modargs_get_proplist(u->modargs, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
+ pa_log("Invalid properties");
+ pa_source_new_data_done(&data);
+ return -1;
+ }
+
+ connect_ports(u, &data, PA_DIRECTION_INPUT);
+
+ if (!u->transport_acquired)
+ switch (u->profile) {
+ case PROFILE_HSP:
+ pa_assert_not_reached(); /* Profile switch should have failed */
+ break;
+ case PROFILE_A2DP_SOURCE:
+ case PROFILE_HFGW:
+ data.suspend_cause = PA_SUSPEND_USER;
+ break;
+ case PROFILE_A2DP:
+ case PROFILE_OFF:
+ pa_assert_not_reached();
+ }
+
+ u->source = pa_source_new(u->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
+ pa_source_new_data_done(&data);
+
+ if (!u->source) {
+ pa_log_error("Failed to create source");
+ return -1;
+ }
+
+ u->source->userdata = u;
+ u->source->parent.process_msg = source_process_msg;
+ u->source->set_port = source_set_port_cb;
+ }
+
+ if ((u->profile == PROFILE_HSP) || (u->profile == PROFILE_HFGW)) {
+ pa_bluetooth_transport *t = u->transport;
+ pa_proplist_sets(u->source->proplist, "bluetooth.nrec", t->nrec ? "1" : "0");
+ }
+
+ if (u->profile == PROFILE_HSP) {
+ pa_source_set_set_volume_callback(u->source, source_set_volume_cb);
+ u->source->n_volume_steps = 16;
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_set(u->core, k, u);
+ pa_xfree(k);
+ }
+
+ return 0;
+}
+
+static void bt_transport_config_a2dp(struct userdata *u) {
+ const pa_bluetooth_transport *t;
+ struct a2dp_info *a2dp = &u->a2dp;
+ a2dp_sbc_t *config;
+
+ t = u->transport;
+ pa_assert(t);
+
+ config = (a2dp_sbc_t *) t->config;
+
+ u->sample_spec.format = PA_SAMPLE_S16LE;
+
+ if (a2dp->sbc_initialized)
+ sbc_reinit(&a2dp->sbc, 0);
+ else
+ sbc_init(&a2dp->sbc, 0);
+ a2dp->sbc_initialized = true;
+
+ switch (config->frequency) {
+ case SBC_SAMPLING_FREQ_16000:
+ a2dp->sbc.frequency = SBC_FREQ_16000;
+ u->sample_spec.rate = 16000U;
+ break;
+ case SBC_SAMPLING_FREQ_32000:
+ a2dp->sbc.frequency = SBC_FREQ_32000;
+ u->sample_spec.rate = 32000U;
+ break;
+ case SBC_SAMPLING_FREQ_44100:
+ a2dp->sbc.frequency = SBC_FREQ_44100;
+ u->sample_spec.rate = 44100U;
+ break;
+ case SBC_SAMPLING_FREQ_48000:
+ a2dp->sbc.frequency = SBC_FREQ_48000;
+ u->sample_spec.rate = 48000U;
+ break;
+ default:
+ pa_assert_not_reached();
+ }
+
+ switch (config->channel_mode) {
+ case SBC_CHANNEL_MODE_MONO:
+ a2dp->sbc.mode = SBC_MODE_MONO;
+ u->sample_spec.channels = 1;
+ break;
+ case SBC_CHANNEL_MODE_DUAL_CHANNEL:
+ a2dp->sbc.mode = SBC_MODE_DUAL_CHANNEL;
+ u->sample_spec.channels = 2;
+ break;
+ case SBC_CHANNEL_MODE_STEREO:
+ a2dp->sbc.mode = SBC_MODE_STEREO;
+ u->sample_spec.channels = 2;
+ break;
+ case SBC_CHANNEL_MODE_JOINT_STEREO:
+ a2dp->sbc.mode = SBC_MODE_JOINT_STEREO;
+ u->sample_spec.channels = 2;
+ break;
+ default:
+ pa_assert_not_reached();
+ }
+
+ switch (config->allocation_method) {
+ case SBC_ALLOCATION_SNR:
+ a2dp->sbc.allocation = SBC_AM_SNR;
+ break;
+ case SBC_ALLOCATION_LOUDNESS:
+ a2dp->sbc.allocation = SBC_AM_LOUDNESS;
+ break;
+ default:
+ pa_assert_not_reached();
+ }
+
+ switch (config->subbands) {
+ case SBC_SUBBANDS_4:
+ a2dp->sbc.subbands = SBC_SB_4;
+ break;
+ case SBC_SUBBANDS_8:
+ a2dp->sbc.subbands = SBC_SB_8;
+ break;
+ default:
+ pa_assert_not_reached();
+ }
+
+ switch (config->block_length) {
+ case SBC_BLOCK_LENGTH_4:
+ a2dp->sbc.blocks = SBC_BLK_4;
+ break;
+ case SBC_BLOCK_LENGTH_8:
+ a2dp->sbc.blocks = SBC_BLK_8;
+ break;
+ case SBC_BLOCK_LENGTH_12:
+ a2dp->sbc.blocks = SBC_BLK_12;
+ break;
+ case SBC_BLOCK_LENGTH_16:
+ a2dp->sbc.blocks = SBC_BLK_16;
+ break;
+ default:
+ pa_assert_not_reached();
+ }
+
+ a2dp->min_bitpool = config->min_bitpool;
+ a2dp->max_bitpool = config->max_bitpool;
+
+ /* Set minimum bitpool for source to get the maximum possible block_size */
+ a2dp->sbc.bitpool = u->profile == PROFILE_A2DP ? a2dp->max_bitpool : a2dp->min_bitpool;
+ a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
+ a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
+
+ pa_log_info("SBC parameters:\n\tallocation=%u\n\tsubbands=%u\n\tblocks=%u\n\tbitpool=%u\n",
+ a2dp->sbc.allocation, a2dp->sbc.subbands, a2dp->sbc.blocks, a2dp->sbc.bitpool);
+}
+
+static void bt_transport_config(struct userdata *u) {
+ if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
+ u->sample_spec.format = PA_SAMPLE_S16LE;
+ u->sample_spec.channels = 1;
+ u->sample_spec.rate = 8000;
+ } else
+ bt_transport_config_a2dp(u);
+}
+
+/* Run from main thread */
+static pa_hook_result_t transport_state_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t, struct userdata *u) {
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t == u->transport && t->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)
+ pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
+
+ if (t->device == u->device)
+ handle_transport_state_change(u, t);
+
+ return PA_HOOK_OK;
+}
+
+/* Run from main thread */
+static int setup_transport(struct userdata *u) {
+ pa_bluetooth_transport *t;
+
+ pa_assert(u);
+ pa_assert(!u->transport);
+ pa_assert(u->profile != PROFILE_OFF);
+
+ /* check if profile has a transport */
+ t = u->device->transports[u->profile];
+ if (!t || t->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED) {
+ pa_log_warn("Profile has no transport");
+ return -1;
+ }
+
+ u->transport = t;
+
+ if (u->profile == PROFILE_A2DP_SOURCE || u->profile == PROFILE_HFGW)
+ bt_transport_acquire(u, true); /* In case of error, the sink/sources will be created suspended */
+ else if (bt_transport_acquire(u, false) < 0)
+ return -1; /* We need to fail here until the interactions with module-suspend-on-idle and alike get improved */
+
+ bt_transport_config(u);
+
+ return 0;
+}
+
+/* Run from main thread */
+static int init_profile(struct userdata *u) {
+ int r = 0;
+ pa_assert(u);
+ pa_assert(u->profile != PROFILE_OFF);
+
+ if (setup_transport(u) < 0)
+ return -1;
+
+ pa_assert(u->transport);
+
+ if (u->profile == PROFILE_A2DP ||
+ u->profile == PROFILE_HSP ||
+ u->profile == PROFILE_HFGW)
+ if (add_sink(u) < 0)
+ r = -1;
+
+ if (u->profile == PROFILE_HSP ||
+ u->profile == PROFILE_A2DP_SOURCE ||
+ u->profile == PROFILE_HFGW)
+ if (add_source(u) < 0)
+ r = -1;
+
+ return r;
+}
+
+/* Run from main thread */
+static void stop_thread(struct userdata *u) {
+ char *k;
+
+ pa_assert(u);
+
+ if (u->sink && !USE_SCO_OVER_PCM(u))
+ pa_sink_unlink(u->sink);
+
+ if (u->source && !USE_SCO_OVER_PCM(u))
+ pa_source_unlink(u->source);
+
+ if (u->thread) {
+ pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL);
+ pa_thread_free(u->thread);
+ u->thread = NULL;
+ }
+
+ if (u->rtpoll_item) {
+ pa_rtpoll_item_free(u->rtpoll_item);
+ u->rtpoll_item = NULL;
+ }
+
+ if (u->rtpoll) {
+ pa_thread_mq_done(&u->thread_mq);
+
+ pa_rtpoll_free(u->rtpoll);
+ u->rtpoll = NULL;
+ }
+
+ if (u->transport) {
+ bt_transport_release(u);
+ u->transport = NULL;
+ }
+
+ if (u->sink) {
+ if (u->profile == PROFILE_HSP) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ }
+
+ pa_sink_unref(u->sink);
+ u->sink = NULL;
+ }
+
+ if (u->source) {
+ if (u->profile == PROFILE_HSP) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ }
+
+ pa_source_unref(u->source);
+ u->source = NULL;
+ }
+
+ if (u->read_smoother) {
+ pa_smoother_free(u->read_smoother);
+ u->read_smoother = NULL;
+ }
+}
+
+/* Run from main thread */
+static int start_thread(struct userdata *u) {
+ pa_assert(u);
+ pa_assert(!u->thread);
+ pa_assert(!u->rtpoll);
+ pa_assert(!u->rtpoll_item);
+
+ u->rtpoll = pa_rtpoll_new();
+ pa_thread_mq_init(&u->thread_mq, u->core->mainloop, u->rtpoll);
+
+ if (USE_SCO_OVER_PCM(u)) {
+ if (sco_over_pcm_state_update(u, false) < 0) {
+ char *k;
+
+ if (u->sink) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ u->sink = NULL;
+ }
+ if (u->source) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ u->source = NULL;
+ }
+ return -1;
+ }
+
+ pa_sink_ref(u->sink);
+ pa_source_ref(u->source);
+ /* FIXME: monitor stream_fd error */
+ return 0;
+ }
+
+ if (!(u->thread = pa_thread_new("bluetooth", thread_func, u))) {
+ pa_log_error("Failed to create IO thread");
+ return -1;
+ }
+
+ if (u->sink) {
+ pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
+ pa_sink_set_rtpoll(u->sink, u->rtpoll);
+ pa_sink_put(u->sink);
+
+ if (u->sink->set_volume)
+ u->sink->set_volume(u->sink);
+ }
+
+ if (u->source) {
+ pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
+ pa_source_set_rtpoll(u->source, u->rtpoll);
+ pa_source_put(u->source);
+
+ if (u->source->set_volume)
+ u->source->set_volume(u->source);
+ }
+
+ return 0;
+}
+
+static void save_sco_volume_callbacks(struct userdata *u) {
+ pa_assert(u);
+ pa_assert(USE_SCO_OVER_PCM(u));
+
+ u->hsp.sco_sink_set_volume = u->hsp.sco_sink->set_volume;
+ u->hsp.sco_source_set_volume = u->hsp.sco_source->set_volume;
+}
+
+static void restore_sco_volume_callbacks(struct userdata *u) {
+ pa_assert(u);
+ pa_assert(USE_SCO_OVER_PCM(u));
+
+ pa_sink_set_set_volume_callback(u->hsp.sco_sink, u->hsp.sco_sink_set_volume);
+ pa_source_set_set_volume_callback(u->hsp.sco_source, u->hsp.sco_source_set_volume);
+}
+
+/* Run from main thread */
+static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
+ struct userdata *u;
+ enum profile *d;
+
+ pa_assert(c);
+ pa_assert(new_profile);
+ pa_assert_se(u = c->userdata);
+
+ d = PA_CARD_PROFILE_DATA(new_profile);
+
+ if (*d != PROFILE_OFF) {
+ const pa_bluetooth_device *device = u->device;
+
+ if (!device->transports[*d] || device->transports[*d]->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED) {
+ pa_log_warn("Profile not connected, refused to switch profile to %s", new_profile->name);
+ return -PA_ERR_IO;
+ }
+ }
+
+ stop_thread(u);
+
+ if (USE_SCO_OVER_PCM(u))
+ restore_sco_volume_callbacks(u);
+
+ u->profile = *d;
+ u->sample_spec = u->requested_sample_spec;
+
+ if (USE_SCO_OVER_PCM(u))
+ save_sco_volume_callbacks(u);
+
+ if (u->profile != PROFILE_OFF)
+ if (init_profile(u) < 0)
+ goto off;
+
+ if (u->sink || u->source)
+ if (start_thread(u) < 0)
+ goto off;
+
+ return 0;
+
+off:
+ stop_thread(u);
+
+ pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
+
+ return -PA_ERR_IO;
+}
+
+/* Run from main thread */
+static void create_card_ports(struct userdata *u, pa_hashmap *ports) {
+ pa_device_port *port;
+ pa_device_port_new_data port_data;
+
+ const char *name_prefix = NULL;
+ const char *input_description = NULL;
+ const char *output_description = NULL;
+
+ pa_assert(u);
+ pa_assert(ports);
+ pa_assert(u->device);
+
+ switch (pa_bluetooth_get_form_factor(u->device->class)) {
+ case PA_BT_FORM_FACTOR_UNKNOWN:
+ break;
+
+ case PA_BT_FORM_FACTOR_HEADSET:
+ name_prefix = "headset";
+ input_description = output_description = _("Headset");
+ break;
+
+ case PA_BT_FORM_FACTOR_HANDSFREE:
+ name_prefix = "handsfree";
+ input_description = output_description = _("Handsfree");
+ break;
+
+ case PA_BT_FORM_FACTOR_MICROPHONE:
+ name_prefix = "microphone";
+ input_description = _("Microphone");
+ break;
+
+ case PA_BT_FORM_FACTOR_SPEAKER:
+ name_prefix = "speaker";
+ output_description = _("Speaker");
+ break;
+
+ case PA_BT_FORM_FACTOR_HEADPHONE:
+ name_prefix = "headphone";
+ output_description = _("Headphone");
+ break;
+
+ case PA_BT_FORM_FACTOR_PORTABLE:
+ name_prefix = "portable";
+ input_description = output_description = _("Portable");
+ break;
+
+ case PA_BT_FORM_FACTOR_CAR:
+ name_prefix = "car";
+ input_description = output_description = _("Car");
+ break;
+
+ case PA_BT_FORM_FACTOR_HIFI:
+ name_prefix = "hifi";
+ input_description = output_description = _("HiFi");
+ break;
+
+ case PA_BT_FORM_FACTOR_PHONE:
+ name_prefix = "phone";
+ input_description = output_description = _("Phone");
+ break;
+ }
+
+ if (!name_prefix)
+ name_prefix = "unknown";
+
+ if (!output_description)
+ output_description = _("Bluetooth Output");
+
+ if (!input_description)
+ input_description = _("Bluetooth Input");
+
+ u->output_port_name = pa_sprintf_malloc("%s-output", name_prefix);
+ u->input_port_name = pa_sprintf_malloc("%s-input", name_prefix);
+
+ pa_device_port_new_data_init(&port_data);
+ pa_device_port_new_data_set_name(&port_data, u->output_port_name);
+ pa_device_port_new_data_set_description(&port_data, output_description);
+ pa_device_port_new_data_set_direction(&port_data, PA_DIRECTION_OUTPUT);
+ pa_device_port_new_data_set_available(&port_data, get_port_availability(u, PA_DIRECTION_OUTPUT));
+ pa_assert_se(port = pa_device_port_new(u->core, &port_data, 0));
+ pa_assert_se(pa_hashmap_put(ports, port->name, port) >= 0);
+ pa_device_port_new_data_done(&port_data);
+
+ pa_device_port_new_data_init(&port_data);
+ pa_device_port_new_data_set_name(&port_data, u->input_port_name);
+ pa_device_port_new_data_set_description(&port_data, input_description);
+ pa_device_port_new_data_set_direction(&port_data, PA_DIRECTION_INPUT);
+ pa_device_port_new_data_set_available(&port_data, get_port_availability(u, PA_DIRECTION_INPUT));
+ pa_assert_se(port = pa_device_port_new(u->core, &port_data, 0));
+ pa_assert_se(pa_hashmap_put(ports, port->name, port) >= 0);
+ pa_device_port_new_data_done(&port_data);
+}
+
+/* Run from main thread */
+static pa_card_profile *create_card_profile(struct userdata *u, const char *uuid, pa_hashmap *ports) {
+ pa_device_port *input_port, *output_port;
+ pa_card_profile *p = NULL;
+ enum profile *d;
+
+ pa_assert(u->input_port_name);
+ pa_assert(u->output_port_name);
+ pa_assert_se(input_port = pa_hashmap_get(ports, u->input_port_name));
+ pa_assert_se(output_port = pa_hashmap_get(ports, u->output_port_name));
+
+ if (pa_streq(uuid, A2DP_SINK_UUID)) {
+ p = pa_card_profile_new("a2dp", _("High Fidelity Playback (A2DP)"), sizeof(enum profile));
+ p->priority = 10;
+ p->n_sinks = 1;
+ p->n_sources = 0;
+ p->max_sink_channels = 2;
+ p->max_source_channels = 0;
+ pa_hashmap_put(output_port->profiles, p->name, p);
+
+ d = PA_CARD_PROFILE_DATA(p);
+ *d = PROFILE_A2DP;
+ } else if (pa_streq(uuid, A2DP_SOURCE_UUID)) {
+ p = pa_card_profile_new("a2dp_source", _("High Fidelity Capture (A2DP)"), sizeof(enum profile));
+ p->priority = 10;
+ p->n_sinks = 0;
+ p->n_sources = 1;
+ p->max_sink_channels = 0;
+ p->max_source_channels = 2;
+ pa_hashmap_put(input_port->profiles, p->name, p);
+
+ d = PA_CARD_PROFILE_DATA(p);
+ *d = PROFILE_A2DP_SOURCE;
+ } else if (pa_streq(uuid, HSP_HS_UUID) || pa_streq(uuid, HFP_HS_UUID)) {
+ p = pa_card_profile_new("hsp", _("Telephony Duplex (HSP/HFP)"), sizeof(enum profile));
+ p->priority = 20;
+ p->n_sinks = 1;
+ p->n_sources = 1;
+ p->max_sink_channels = 1;
+ p->max_source_channels = 1;
+ pa_hashmap_put(input_port->profiles, p->name, p);
+ pa_hashmap_put(output_port->profiles, p->name, p);
+
+ d = PA_CARD_PROFILE_DATA(p);
+ *d = PROFILE_HSP;
+ } else if (pa_streq(uuid, HFP_AG_UUID)) {
+ p = pa_card_profile_new("hfgw", _("Handsfree Gateway"), sizeof(enum profile));
+ p->priority = 20;
+ p->n_sinks = 1;
+ p->n_sources = 1;
+ p->max_sink_channels = 1;
+ p->max_source_channels = 1;
+ pa_hashmap_put(input_port->profiles, p->name, p);
+ pa_hashmap_put(output_port->profiles, p->name, p);
+
+ d = PA_CARD_PROFILE_DATA(p);
+ *d = PROFILE_HFGW;
+ }
+
+ if (p) {
+ pa_bluetooth_transport *t;
+
+ if ((t = u->device->transports[*d]))
+ p->available = transport_state_to_availability(t->state);
+ }
+
+ return p;
+}
+
+/* Run from main thread */
+static int add_card(struct userdata *u) {
+ pa_card_new_data data;
+ bool b;
+ pa_card_profile *p;
+ enum profile *d;
+ pa_bt_form_factor_t ff;
+ char *n;
+ const char *default_profile;
+ const pa_bluetooth_device *device;
+ const pa_bluetooth_uuid *uuid;
+
+ pa_assert(u);
+ pa_assert(u->device);
+
+ device = u->device;
+
+ pa_card_new_data_init(&data);
+ data.driver = __FILE__;
+ data.module = u->module;
+
+ n = pa_bluetooth_cleanup_name(device->alias);
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, n);
+ pa_xfree(n);
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, device->address);
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "bluez");
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "sound");
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_BUS, "bluetooth");
+
+ if ((ff = pa_bluetooth_get_form_factor(device->class)) != PA_BT_FORM_FACTOR_UNKNOWN)
+ pa_proplist_sets(data.proplist, PA_PROP_DEVICE_FORM_FACTOR, pa_bt_form_factor_to_string(ff));
+
+ pa_proplist_sets(data.proplist, "bluez.path", device->path);
+ pa_proplist_setf(data.proplist, "bluez.class", "0x%06x", (unsigned) device->class);
+ pa_proplist_sets(data.proplist, "bluez.alias", device->alias);
+ data.name = get_name("card", u->modargs, device->address, &b);
+ data.namereg_fail = b;
+
+ if (pa_modargs_get_proplist(u->modargs, "card_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
+ pa_log("Invalid properties");
+ pa_card_new_data_done(&data);
+ return -1;
+ }
+
+ create_card_ports(u, data.ports);
+
+ PA_LLIST_FOREACH(uuid, device->uuids) {
+ p = create_card_profile(u, uuid->uuid, data.ports);
+
+ if (!p)
+ continue;
+
+ if (pa_hashmap_get(data.profiles, p->name)) {
+ pa_card_profile_free(p);
+ continue;
+ }
+
+ pa_hashmap_put(data.profiles, p->name, p);
+ }
+
+ pa_assert(!pa_hashmap_isempty(data.profiles));
+
+ p = pa_card_profile_new("off", _("Off"), sizeof(enum profile));
+ p->available = PA_AVAILABLE_YES;
+ d = PA_CARD_PROFILE_DATA(p);
+ *d = PROFILE_OFF;
+ pa_hashmap_put(data.profiles, p->name, p);
+
+ if ((default_profile = pa_modargs_get_value(u->modargs, "profile", NULL))) {
+ if (pa_hashmap_get(data.profiles, default_profile))
+ pa_card_new_data_set_profile(&data, default_profile);
+ else
+ pa_log_warn("Profile '%s' not valid or not supported by device.", default_profile);
+ }
+
+ u->card = pa_card_new(u->core, &data);
+ pa_card_new_data_done(&data);
+
+ if (!u->card) {
+ pa_log("Failed to allocate card.");
+ return -1;
+ }
+
+ u->card->userdata = u;
+ u->card->set_profile = card_set_profile;
+
+ d = PA_CARD_PROFILE_DATA(u->card->active_profile);
+
+ if (*d != PROFILE_OFF && (!device->transports[*d] ||
+ device->transports[*d]->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED)) {
+ pa_log_warn("Default profile not connected, selecting off profile");
+ u->card->active_profile = pa_hashmap_get(u->card->profiles, "off");
+ u->card->save_profile = false;
+ }
+
+ d = PA_CARD_PROFILE_DATA(u->card->active_profile);
+ u->profile = *d;
+
+ if (USE_SCO_OVER_PCM(u))
+ save_sco_volume_callbacks(u);
+
+ return 0;
+}
+
+/* Run from main thread */
+static pa_bluetooth_device* find_device(struct userdata *u, const char *address, const char *path) {
+ pa_bluetooth_device *d = NULL;
+
+ pa_assert(u);
+
+ if (!address && !path) {
+ pa_log_error("Failed to get device address/path from module arguments.");
+ return NULL;
+ }
+
+ if (path) {
+ if (!(d = pa_bluetooth_discovery_get_by_path(u->discovery, path))) {
+ pa_log_error("%s is not a valid BlueZ audio device.", path);
+ return NULL;
+ }
+
+ if (address && !(pa_streq(d->address, address))) {
+ pa_log_error("Passed path %s address %s != %s don't match.", path, d->address, address);
+ return NULL;
+ }
+
+ } else {
+ if (!(d = pa_bluetooth_discovery_get_by_address(u->discovery, address))) {
+ pa_log_error("%s is not known.", address);
+ return NULL;
+ }
+ }
+
+ if (d) {
+ u->address = pa_xstrdup(d->address);
+ u->path = pa_xstrdup(d->path);
+ }
+
+ return d;
+}
+
+/* Run from main thread */
+static pa_hook_result_t uuid_added_cb(pa_bluetooth_discovery *y, const struct pa_bluetooth_hook_uuid_data *data,
+ struct userdata *u) {
+ pa_card_profile *p;
+
+ pa_assert(data);
+ pa_assert(data->device);
+ pa_assert(data->uuid);
+ pa_assert(u);
+
+ if (data->device != u->device)
+ return PA_HOOK_OK;
+
+ p = create_card_profile(u, data->uuid, u->card->ports);
+
+ if (!p)
+ return PA_HOOK_OK;
+
+ if (pa_hashmap_get(u->card->profiles, p->name)) {
+ pa_card_profile_free(p);
+ return PA_HOOK_OK;
+ }
+
+ pa_card_add_profile(u->card, p);
+
+ return PA_HOOK_OK;
+}
+
+/* Run from main thread */
+static pa_hook_result_t discovery_hook_cb(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
+ pa_assert(u);
+ pa_assert(d);
+
+ if (d != u->device)
+ return PA_HOOK_OK;
+
+ if (d->dead)
+ pa_log_debug("Device %s removed: unloading module", d->path);
+ else if (!pa_bluetooth_device_any_audio_connected(d))
+ pa_log_debug("Unloading module, because device %s doesn't have any audio profiles connected anymore.", d->path);
+ else
+ return PA_HOOK_OK;
+
+ pa_module_unload(u->core, u->module, true);
+
+ return PA_HOOK_OK;
+}
+
+int pa__init(pa_module *m) {
+ pa_modargs *ma;
+ uint32_t channels;
+ struct userdata *u;
+ const char *address, *path;
+ pa_bluetooth_device *device;
+
+ pa_assert(m);
+
+ if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
+ pa_log_error("Failed to parse module arguments");
+ goto fail;
+ }
+
+ m->userdata = u = pa_xnew0(struct userdata, 1);
+ u->module = m;
+ u->core = m->core;
+ u->stream_fd = -1;
+ u->sample_spec = m->core->default_sample_spec;
+ u->modargs = ma;
+
+ if (pa_modargs_get_value(ma, "sco_sink", NULL) &&
+ !(u->hsp.sco_sink = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sco_sink", NULL), PA_NAMEREG_SINK))) {
+ pa_log("SCO sink not found");
+ goto fail;
+ }
+
+ if (pa_modargs_get_value(ma, "sco_source", NULL) &&
+ !(u->hsp.sco_source = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sco_source", NULL), PA_NAMEREG_SOURCE))) {
+ pa_log("SCO source not found");
+ goto fail;
+ }
+
+ if (pa_modargs_get_value_u32(ma, "rate", &u->sample_spec.rate) < 0 ||
+ u->sample_spec.rate <= 0 || u->sample_spec.rate > PA_RATE_MAX) {
+ pa_log_error("Failed to get rate from module arguments");
+ goto fail;
+ }
+
+ u->auto_connect = true;
+ if (pa_modargs_get_value_boolean(ma, "auto_connect", &u->auto_connect)) {
+ pa_log("Failed to parse auto_connect= argument");
+ goto fail;
+ }
+
+ channels = u->sample_spec.channels;
+ if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 ||
+ channels <= 0 || channels > PA_CHANNELS_MAX) {
+ pa_log_error("Failed to get channels from module arguments");
+ goto fail;
+ }
+ u->sample_spec.channels = (uint8_t) channels;
+ u->requested_sample_spec = u->sample_spec;
+
+ address = pa_modargs_get_value(ma, "address", NULL);
+ path = pa_modargs_get_value(ma, "path", NULL);
+
+ if (!(u->discovery = pa_bluetooth_discovery_get(m->core)))
+ goto fail;
+
+ if (!(device = find_device(u, address, path)))
+ goto fail;
+
+ u->device = device;
+
+ u->discovery_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) discovery_hook_cb, u);
+
+ u->uuid_added_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_UUID_ADDED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) uuid_added_cb, u);
+
+ u->sink_state_changed_slot =
+ pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED],
+ PA_HOOK_NORMAL, (pa_hook_cb_t) sink_state_changed_cb, u);
+
+ u->source_state_changed_slot =
+ pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED],
+ PA_HOOK_NORMAL, (pa_hook_cb_t) source_state_changed_cb, u);
+
+ u->transport_state_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_state_changed_cb, u);
+
+ u->transport_nrec_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_nrec_changed_cb, u);
+
+ u->transport_microphone_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_microphone_gain_changed_cb, u);
+
+ u->transport_speaker_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_speaker_gain_changed_cb, u);
+
+ /* Add the card structure. This will also initialize the default profile */
+ if (add_card(u) < 0)
+ goto fail;
+
+ if (!(u->msg = pa_msgobject_new(bluetooth_msg)))
+ goto fail;
+
+ u->msg->parent.process_msg = device_process_msg;
+ u->msg->card = u->card;
+
+ if (u->profile != PROFILE_OFF)
+ if (init_profile(u) < 0)
+ goto off;
+
+ if (u->sink || u->source)
+ if (start_thread(u) < 0)
+ goto off;
+
+ return 0;
+
+off:
+ stop_thread(u);
+
+ pa_assert_se(pa_card_set_profile(u->card, "off", false) >= 0);
+
+ return 0;
+
+fail:
+
+ pa__done(m);
+
+ return -1;
+}
+
+int pa__get_n_used(pa_module *m) {
+ struct userdata *u;
+
+ pa_assert(m);
+ pa_assert_se(u = m->userdata);
+
+ return
+ (u->sink ? pa_sink_linked_by(u->sink) : 0) +
+ (u->source ? pa_source_linked_by(u->source) : 0);
+}
+
+void pa__done(pa_module *m) {
+ struct userdata *u;
+
+ pa_assert(m);
+
+ if (!(u = m->userdata))
+ return;
+
+ stop_thread(u);
+
+ if (u->discovery_slot)
+ pa_hook_slot_free(u->discovery_slot);
+
+ if (u->uuid_added_slot)
+ pa_hook_slot_free(u->uuid_added_slot);
+
+ if (u->sink_state_changed_slot)
+ pa_hook_slot_free(u->sink_state_changed_slot);
+
+ if (u->source_state_changed_slot)
+ pa_hook_slot_free(u->source_state_changed_slot);
+
+ if (u->transport_state_changed_slot)
+ pa_hook_slot_free(u->transport_state_changed_slot);
+
+ if (u->transport_nrec_changed_slot)
+ pa_hook_slot_free(u->transport_nrec_changed_slot);
+
+ if (u->transport_microphone_changed_slot)
+ pa_hook_slot_free(u->transport_microphone_changed_slot);
+
+ if (u->transport_speaker_changed_slot)
+ pa_hook_slot_free(u->transport_speaker_changed_slot);
+
+ if (USE_SCO_OVER_PCM(u))
+ restore_sco_volume_callbacks(u);
+
+ if (u->msg)
+ pa_xfree(u->msg);
+
+ if (u->card)
+ pa_card_free(u->card);
+
+ if (u->a2dp.buffer)
+ pa_xfree(u->a2dp.buffer);
+
+ sbc_finish(&u->a2dp.sbc);
+
+ if (u->modargs)
+ pa_modargs_free(u->modargs);
+
+ pa_xfree(u->output_port_name);
+ pa_xfree(u->input_port_name);
+
+ pa_xfree(u->address);
+ pa_xfree(u->path);
+
+ if (u->discovery)
+ pa_bluetooth_discovery_unref(u->discovery);
+
+ pa_xfree(u);
+}
diff --git a/src/modules/bluetooth/module-bluez4-discover.c b/src/modules/bluetooth/module-bluez4-discover.c
new file mode 100644
index 0000000..e6ae931
--- /dev/null
+++ b/src/modules/bluetooth/module-bluez4-discover.c
@@ -0,0 +1,194 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2008-2013 João Paulo Rechi Vita
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ PulseAudio 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 Lesser General Public
+ License along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <pulse/xmalloc.h>
+#include <pulsecore/module.h>
+#include <pulsecore/core-util.h>
+#include <pulsecore/modargs.h>
+#include <pulsecore/macro.h>
+#include <pulsecore/core-util.h>
+#include <pulsecore/dbus-shared.h>
+
+#include "module-bluez4-discover-symdef.h"
+#include "bluez4-util.h"
+
+PA_MODULE_AUTHOR("João Paulo Rechi Vita");
+PA_MODULE_DESCRIPTION("Detect available BlueZ 4 Bluetooth audio devices and load BlueZ 4 Bluetooth audio drivers");
+PA_MODULE_VERSION(PACKAGE_VERSION);
+PA_MODULE_USAGE("sco_sink=<name of sink> "
+ "sco_source=<name of source> ");
+PA_MODULE_LOAD_ONCE(true);
+
+static const char* const valid_modargs[] = {
+ "sco_sink",
+ "sco_source",
+ "async", /* deprecated */
+ NULL
+};
+
+struct userdata {
+ pa_module *module;
+ pa_modargs *modargs;
+ pa_core *core;
+ pa_bluetooth_discovery *discovery;
+ pa_hook_slot *slot;
+ pa_hashmap *hashmap;
+};
+
+struct module_info {
+ char *path;
+ uint32_t module;
+};
+
+static pa_hook_result_t load_module_for_device(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
+ struct module_info *mi;
+
+ pa_assert(u);
+ pa_assert(d);
+
+ mi = pa_hashmap_get(u->hashmap, d->path);
+
+ if (pa_bluetooth_device_any_audio_connected(d)) {
+
+ if (!mi) {
+ pa_module *m = NULL;
+ char *args;
+
+ /* Oh, awesome, a new device has shown up and been connected! */
+
+ args = pa_sprintf_malloc("address=\"%s\" path=\"%s\"", d->address, d->path);
+
+ if (pa_modargs_get_value(u->modargs, "sco_sink", NULL) &&
+ pa_modargs_get_value(u->modargs, "sco_source", NULL)) {
+ char *tmp;
+
+ tmp = pa_sprintf_malloc("%s sco_sink=\"%s\" sco_source=\"%s\"", args,
+ pa_modargs_get_value(u->modargs, "sco_sink", NULL),
+ pa_modargs_get_value(u->modargs, "sco_source", NULL));
+ pa_xfree(args);
+ args = tmp;
+ }
+
+ pa_log_debug("Loading module-bluez4-device %s", args);
+ m = pa_module_load(u->module->core, "module-bluez4-device", args);
+ pa_xfree(args);
+
+ if (m) {
+ mi = pa_xnew(struct module_info, 1);
+ mi->module = m->index;
+ mi->path = pa_xstrdup(d->path);
+
+ pa_hashmap_put(u->hashmap, mi->path, mi);
+ } else
+ pa_log_debug("Failed to load module for device %s", d->path);
+ }
+
+ } else {
+
+ if (mi) {
+
+ /* Hmm, disconnection? Then the module unloads itself */
+
+ pa_log_debug("Unregistering module for %s", d->path);
+ pa_hashmap_remove(u->hashmap, mi->path);
+ pa_xfree(mi->path);
+ pa_xfree(mi);
+ }
+ }
+
+ return PA_HOOK_OK;
+}
+
+int pa__init(pa_module* m) {
+ struct userdata *u;
+ pa_modargs *ma = NULL;
+
+ pa_assert(m);
+
+ if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
+ pa_log("Failed to parse module arguments");
+ goto fail;
+ }
+
+ if (pa_modargs_get_value(ma, "async", NULL))
+ pa_log_warn("The 'async' argument is deprecated and does nothing.");
+
+ m->userdata = u = pa_xnew0(struct userdata, 1);
+ u->module = m;
+ u->core = m->core;
+ u->modargs = ma;
+ ma = NULL;
+ u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+
+ if (!(u->discovery = pa_bluetooth_discovery_get(u->core)))
+ goto fail;
+
+ u->slot = pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) load_module_for_device, u);
+
+ return 0;
+
+fail:
+ pa__done(m);
+
+ if (ma)
+ pa_modargs_free(ma);
+
+ return -1;
+}
+
+void pa__done(pa_module* m) {
+ struct userdata *u;
+
+ pa_assert(m);
+
+ if (!(u = m->userdata))
+ return;
+
+ if (u->slot)
+ pa_hook_slot_free(u->slot);
+
+ if (u->discovery)
+ pa_bluetooth_discovery_unref(u->discovery);
+
+ if (u->hashmap) {
+ struct module_info *mi;
+
+ while ((mi = pa_hashmap_steal_first(u->hashmap))) {
+ pa_xfree(mi->path);
+ pa_xfree(mi);
+ }
+
+ pa_hashmap_free(u->hashmap, NULL);
+ }
+
+ if (u->modargs)
+ pa_modargs_free(u->modargs);
+
+ pa_xfree(u);
+}
--
1.7.11.7
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