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+/* Spa Bluez5 Monitor
+ *
+ * Copyright © 2018 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_BLUEZ5_DEFS_H
+#define SPA_BLUEZ5_DEFS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <math.h>
+
+#include <spa/support/dbus.h>
+#include <spa/support/log.h>
+#include <spa/support/loop.h>
+#include <spa/support/plugin.h>
+#include <spa/monitor/device.h>
+#include <spa/utils/hook.h>
+
+#include <dbus/dbus.h>
+
+#include "config.h"
+
+#define BLUEZ_SERVICE "org.bluez"
+#define BLUEZ_PROFILE_MANAGER_INTERFACE BLUEZ_SERVICE ".ProfileManager1"
+#define BLUEZ_PROFILE_INTERFACE BLUEZ_SERVICE ".Profile1"
+#define BLUEZ_ADAPTER_INTERFACE BLUEZ_SERVICE ".Adapter1"
+#define BLUEZ_DEVICE_INTERFACE BLUEZ_SERVICE ".Device1"
+#define BLUEZ_MEDIA_INTERFACE BLUEZ_SERVICE ".Media1"
+#define BLUEZ_MEDIA_ENDPOINT_INTERFACE BLUEZ_SERVICE ".MediaEndpoint1"
+#define BLUEZ_MEDIA_TRANSPORT_INTERFACE BLUEZ_SERVICE ".MediaTransport1"
+#define BLUEZ_INTERFACE_BATTERY_PROVIDER BLUEZ_SERVICE ".BatteryProvider1"
+#define BLUEZ_INTERFACE_BATTERY_PROVIDER_MANAGER BLUEZ_SERVICE ".BatteryProviderManager1"
+
+#define DBUS_INTERFACE_OBJECT_MANAGER "org.freedesktop.DBus.ObjectManager"
+#define DBUS_SIGNAL_INTERFACES_ADDED "InterfacesAdded"
+#define DBUS_SIGNAL_INTERFACES_REMOVED "InterfacesRemoved"
+#define DBUS_SIGNAL_PROPERTIES_CHANGED "PropertiesChanged"
+
+#define PIPEWIRE_BATTERY_PROVIDER "/org/freedesktop/pipewire/battery"
+
+#define OBJECT_MANAGER_INTROSPECT_XML \
+ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
+ "<node>\n" \
+ " <interface name=\"org.freedesktop.DBus.ObjectManager\">\n" \
+ " <method name=\"GetManagedObjects\">\n" \
+ " <arg name=\"objects\" direction=\"out\" type=\"a{oa{sa{sv}}}\"/>\n" \
+ " </method>\n" \
+ " <signal name=\"InterfacesAdded\">\n" \
+ " <arg name=\"object\" type=\"o\"/>\n" \
+ " <arg name=\"interfaces\" type=\"a{sa{sv}}\"/>\n" \
+ " </signal>\n" \
+ " <signal name=\"InterfacesRemoved\">\n" \
+ " <arg name=\"object\" type=\"o\"/>\n" \
+ " <arg name=\"interfaces\" type=\"as\"/>\n" \
+ " </signal>\n" \
+ " </interface>\n" \
+ " <interface name=\"org.freedesktop.DBus.Introspectable\">\n" \
+ " <method name=\"Introspect\">\n" \
+ " <arg name=\"data\" direction=\"out\" type=\"s\"/>\n" \
+ " </method>\n" \
+ " </interface>\n" \
+ " <node name=\"A2DPSink\"/>\n" \
+ " <node name=\"A2DPSource\"/>\n" \
+ "</node>\n"
+
+#define ENDPOINT_INTROSPECT_XML \
+ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
+ "<node>" \
+ " <interface name=\"" BLUEZ_MEDIA_ENDPOINT_INTERFACE "\">" \
+ " <method name=\"SetConfiguration\">" \
+ " <arg name=\"transport\" direction=\"in\" type=\"o\"/>" \
+ " <arg name=\"properties\" 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\">" \
+ " <arg name=\"transport\" direction=\"in\" type=\"o\"/>" \
+ " </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>"
+
+#define PROFILE_INTROSPECT_XML \
+ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
+ "<node>" \
+ " <interface name=\"" BLUEZ_PROFILE_INTERFACE "\">" \
+ " <method name=\"Release\">" \
+ " </method>" \
+ " <method name=\"RequestDisconnection\">" \
+ " <arg name=\"device\" direction=\"in\" type=\"o\"/>" \
+ " </method>" \
+ " <method name=\"NewConnection\">" \
+ " <arg name=\"device\" direction=\"in\" type=\"o\"/>" \
+ " <arg name=\"fd\" direction=\"in\" type=\"h\"/>" \
+ " <arg name=\"opts\" direction=\"in\" type=\"a{sv}\"/>" \
+ " </method>" \
+ " </interface>" \
+ " <interface name=\"org.freedesktop.DBus.Introspectable\">" \
+ " <method name=\"Introspect\">" \
+ " <arg name=\"data\" type=\"s\" direction=\"out\"/>" \
+ " </method>" \
+ " </interface>" \
+ "</node>"
+
+#define BLUEZ_ERROR_NOT_SUPPORTED "org.bluez.Error.NotSupported"
+
+#define SPA_BT_UUID_A2DP_SOURCE "0000110a-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_A2DP_SINK "0000110b-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_HSP_HS "00001108-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_HSP_HS_ALT "00001131-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_HSP_AG "00001112-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_HFP_HF "0000111e-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_HFP_AG "0000111f-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_PACS "00001850-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_BAP_SINK "00002bc9-0000-1000-8000-00805f9b34fb"
+#define SPA_BT_UUID_BAP_SOURCE "00002bcb-0000-1000-8000-00805f9b34fb"
+
+#define PROFILE_HSP_AG "/Profile/HSPAG"
+#define PROFILE_HSP_HS "/Profile/HSPHS"
+#define PROFILE_HFP_AG "/Profile/HFPAG"
+#define PROFILE_HFP_HF "/Profile/HFPHF"
+
+#define HSP_HS_DEFAULT_CHANNEL 3
+
+#define SOURCE_ID_BLUETOOTH 0x1 /* Bluetooth SIG */
+#define SOURCE_ID_USB 0x2 /* USB Implementer's Forum */
+
+#define BUS_TYPE_USB 1
+#define BUS_TYPE_OTHER 255
+
+#define HFP_AUDIO_CODEC_CVSD 0x01
+#define HFP_AUDIO_CODEC_MSBC 0x02
+
+#define MEDIA_OBJECT_MANAGER_PATH "/MediaEndpoint"
+#define A2DP_SINK_ENDPOINT MEDIA_OBJECT_MANAGER_PATH "/A2DPSink"
+#define A2DP_SOURCE_ENDPOINT MEDIA_OBJECT_MANAGER_PATH "/A2DPSource"
+
+#define BAP_SINK_ENDPOINT MEDIA_OBJECT_MANAGER_PATH "/BAPSink"
+#define BAP_SOURCE_ENDPOINT MEDIA_OBJECT_MANAGER_PATH "/BAPSource"
+
+#define SPA_BT_UNKNOWN_DELAY 0
+
+#define SPA_BT_NO_BATTERY ((uint8_t)255)
+
+/* HFP uses SBC encoding with precisely defined parameters. Hence, the size
+ * of the input (number of PCM samples) and output is known up front. */
+#define MSBC_DECODED_SIZE 240
+#define MSBC_ENCODED_SIZE 60 /* 2 bytes header + 57 mSBC payload + 1 byte padding */
+#define MSBC_PAYLOAD_SIZE 57
+
+enum spa_bt_media_direction {
+ SPA_BT_MEDIA_SOURCE,
+ SPA_BT_MEDIA_SINK,
+};
+
+enum spa_bt_profile {
+ SPA_BT_PROFILE_NULL = 0,
+ SPA_BT_PROFILE_BAP_SINK = (1 << 0),
+ SPA_BT_PROFILE_BAP_SOURCE = (1 << 1),
+ SPA_BT_PROFILE_A2DP_SINK = (1 << 2),
+ SPA_BT_PROFILE_A2DP_SOURCE = (1 << 3),
+ SPA_BT_PROFILE_HSP_HS = (1 << 4),
+ SPA_BT_PROFILE_HSP_AG = (1 << 5),
+ SPA_BT_PROFILE_HFP_HF = (1 << 6),
+ SPA_BT_PROFILE_HFP_AG = (1 << 7),
+
+ SPA_BT_PROFILE_A2DP_DUPLEX = (SPA_BT_PROFILE_A2DP_SINK | SPA_BT_PROFILE_A2DP_SOURCE),
+ SPA_BT_PROFILE_BAP_DUPLEX = (SPA_BT_PROFILE_BAP_SINK | SPA_BT_PROFILE_BAP_SOURCE),
+ SPA_BT_PROFILE_HEADSET_HEAD_UNIT = (SPA_BT_PROFILE_HSP_HS | SPA_BT_PROFILE_HFP_HF),
+ SPA_BT_PROFILE_HEADSET_AUDIO_GATEWAY = (SPA_BT_PROFILE_HSP_AG | SPA_BT_PROFILE_HFP_AG),
+ SPA_BT_PROFILE_HEADSET_AUDIO = (SPA_BT_PROFILE_HEADSET_HEAD_UNIT | SPA_BT_PROFILE_HEADSET_AUDIO_GATEWAY),
+
+ SPA_BT_PROFILE_MEDIA_SINK = (SPA_BT_PROFILE_A2DP_SINK | SPA_BT_PROFILE_BAP_SINK),
+ SPA_BT_PROFILE_MEDIA_SOURCE = (SPA_BT_PROFILE_A2DP_SOURCE | SPA_BT_PROFILE_BAP_SOURCE),
+};
+
+static inline enum spa_bt_profile spa_bt_profile_from_uuid(const char *uuid)
+{
+ if (strcasecmp(uuid, SPA_BT_UUID_A2DP_SOURCE) == 0)
+ return SPA_BT_PROFILE_A2DP_SOURCE;
+ else if (strcasecmp(uuid, SPA_BT_UUID_A2DP_SINK) == 0)
+ return SPA_BT_PROFILE_A2DP_SINK;
+ else if (strcasecmp(uuid, SPA_BT_UUID_HSP_HS) == 0)
+ return SPA_BT_PROFILE_HSP_HS;
+ else if (strcasecmp(uuid, SPA_BT_UUID_HSP_HS_ALT) == 0)
+ return SPA_BT_PROFILE_HSP_HS;
+ else if (strcasecmp(uuid, SPA_BT_UUID_HSP_AG) == 0)
+ return SPA_BT_PROFILE_HSP_AG;
+ else if (strcasecmp(uuid, SPA_BT_UUID_HFP_HF) == 0)
+ return SPA_BT_PROFILE_HFP_HF;
+ else if (strcasecmp(uuid, SPA_BT_UUID_HFP_AG) == 0)
+ return SPA_BT_PROFILE_HFP_AG;
+ else if (strcasecmp(uuid, SPA_BT_UUID_BAP_SINK) == 0)
+ return SPA_BT_PROFILE_BAP_SINK;
+ else if (strcasecmp(uuid, SPA_BT_UUID_BAP_SOURCE) == 0)
+ return SPA_BT_PROFILE_BAP_SOURCE;
+ else
+ return 0;
+}
+int spa_bt_profiles_from_json_array(const char *str);
+
+int spa_bt_format_vendor_product_id(uint16_t source_id, uint16_t vendor_id,
+ uint16_t product_id, char *vendor_str, int vendor_str_size,
+ char *product_str, int product_str_size);
+
+enum spa_bt_hfp_ag_feature {
+ SPA_BT_HFP_AG_FEATURE_NONE = (0),
+ SPA_BT_HFP_AG_FEATURE_3WAY = (1 << 0),
+ SPA_BT_HFP_AG_FEATURE_ECNR = (1 << 1),
+ SPA_BT_HFP_AG_FEATURE_VOICE_RECOG = (1 << 2),
+ SPA_BT_HFP_AG_FEATURE_IN_BAND_RING_TONE = (1 << 3),
+ SPA_BT_HFP_AG_FEATURE_ATTACH_VOICE_TAG = (1 << 4),
+ SPA_BT_HFP_AG_FEATURE_REJECT_CALL = (1 << 5),
+ SPA_BT_HFP_AG_FEATURE_ENHANCED_CALL_STATUS = (1 << 6),
+ SPA_BT_HFP_AG_FEATURE_ENHANCED_CALL_CONTROL = (1 << 7),
+ SPA_BT_HFP_AG_FEATURE_EXTENDED_RES_CODE = (1 << 8),
+ SPA_BT_HFP_AG_FEATURE_CODEC_NEGOTIATION = (1 << 9),
+ SPA_BT_HFP_AG_FEATURE_HF_INDICATORS = (1 << 10),
+ SPA_BT_HFP_AG_FEATURE_ESCO_S4 = (1 << 11),
+};
+
+enum spa_bt_hfp_sdp_ag_features {
+ SPA_BT_HFP_SDP_AG_FEATURE_NONE = (0),
+ SPA_BT_HFP_SDP_AG_FEATURE_3WAY = (1 << 0),
+ SPA_BT_HFP_SDP_AG_FEATURE_ECNR = (1 << 1),
+ SPA_BT_HFP_SDP_AG_FEATURE_VOICE_RECOG = (1 << 2),
+ SPA_BT_HFP_SDP_AG_FEATURE_IN_BAND_RING_TONE = (1 << 3),
+ SPA_BT_HFP_SDP_AG_FEATURE_ATTACH_VOICE_TAG = (1 << 4),
+ SPA_BT_HFP_SDP_AG_FEATURE_WIDEBAND_SPEECH = (1 << 5),
+};
+
+enum spa_bt_hfp_hf_feature {
+ SPA_BT_HFP_HF_FEATURE_NONE = (0),
+ SPA_BT_HFP_HF_FEATURE_ECNR = (1 << 0),
+ SPA_BT_HFP_HF_FEATURE_3WAY = (1 << 1),
+ SPA_BT_HFP_HF_FEATURE_CLIP = (1 << 2),
+ SPA_BT_HFP_HF_FEATURE_VOICE_RECOGNITION = (1 << 3),
+ SPA_BT_HFP_HF_FEATURE_REMOTE_VOLUME_CONTROL = (1 << 4),
+ SPA_BT_HFP_HF_FEATURE_ENHANCED_CALL_STATUS = (1 << 5),
+ SPA_BT_HFP_HF_FEATURE_ENHANCED_CALL_CONTROL = (1 << 6),
+ SPA_BT_HFP_HF_FEATURE_CODEC_NEGOTIATION = (1 << 7),
+ SPA_BT_HFP_HF_FEATURE_HF_INDICATORS = (1 << 8),
+ SPA_BT_HFP_HF_FEATURE_ESCO_S4 = (1 << 9),
+};
+
+/* https://btprodspecificationrefs.blob.core.windows.net/assigned-numbers/Assigned%20Number%20Types/Hands-Free%20Profile.pdf */
+enum spa_bt_hfp_hf_indicator {
+ SPA_BT_HFP_HF_INDICATOR_ENHANCED_SAFETY = 1,
+ SPA_BT_HFP_HF_INDICATOR_BATTERY_LEVEL = 2,
+};
+
+/* HFP Command AT+IPHONEACCEV
+ * https://developer.apple.com/accessories/Accessory-Design-Guidelines.pdf */
+enum spa_bt_hfp_hf_iphoneaccev_keys {
+ SPA_BT_HFP_HF_IPHONEACCEV_KEY_BATTERY_LEVEL = 1,
+ SPA_BT_HFP_HF_IPHONEACCEV_KEY_DOCK_STATE = 2,
+};
+
+/* HFP Command AT+XAPL
+ * https://developer.apple.com/accessories/Accessory-Design-Guidelines.pdf
+ * Bits 0, 5 and above are reserved. */
+enum spa_bt_hfp_hf_xapl_features {
+ SPA_BT_HFP_HF_XAPL_FEATURE_BATTERY_REPORTING = (1 << 1),
+ SPA_BT_HFP_HF_XAPL_FEATURE_DOCKED_OR_POWERED = (1 << 2),
+ SPA_BT_HFP_HF_XAPL_FEATURE_SIRI_STATUS_REPORTING = (1 << 3),
+ SPA_BT_HFP_HF_XAPL_FEATURE_NOISE_REDUCTION_REPORTING = (1 << 4),
+};
+
+enum spa_bt_hfp_sdp_hf_features {
+ SPA_BT_HFP_SDP_HF_FEATURE_NONE = (0),
+ SPA_BT_HFP_SDP_HF_FEATURE_ECNR = (1 << 0),
+ SPA_BT_HFP_SDP_HF_FEATURE_3WAY = (1 << 1),
+ SPA_BT_HFP_SDP_HF_FEATURE_CLIP = (1 << 2),
+ SPA_BT_HFP_SDP_HF_FEATURE_VOICE_RECOGNITION = (1 << 3),
+ SPA_BT_HFP_SDP_HF_FEATURE_REMOTE_VOLUME_CONTROL = (1 << 4),
+ SPA_BT_HFP_SDP_HF_FEATURE_WIDEBAND_SPEECH = (1 << 5),
+};
+
+static inline const char *spa_bt_profile_name (enum spa_bt_profile profile) {
+ switch (profile) {
+ case SPA_BT_PROFILE_A2DP_SOURCE:
+ return "a2dp-source";
+ case SPA_BT_PROFILE_A2DP_SINK:
+ return "a2dp-sink";
+ case SPA_BT_PROFILE_A2DP_DUPLEX:
+ return "a2dp-duplex";
+ case SPA_BT_PROFILE_HSP_HS:
+ case SPA_BT_PROFILE_HFP_HF:
+ case SPA_BT_PROFILE_HEADSET_HEAD_UNIT:
+ return "headset-head-unit";
+ case SPA_BT_PROFILE_HSP_AG:
+ case SPA_BT_PROFILE_HFP_AG:
+ case SPA_BT_PROFILE_HEADSET_AUDIO_GATEWAY:
+ return "headset-audio-gateway";
+ case SPA_BT_PROFILE_HEADSET_AUDIO:
+ return "headset-audio";
+ case SPA_BT_PROFILE_BAP_SOURCE:
+ return "bap-source";
+ case SPA_BT_PROFILE_BAP_SINK:
+ return "bap-sink";
+ case SPA_BT_PROFILE_BAP_DUPLEX:
+ return "bap-duplex";
+ default:
+ break;
+ }
+ return "unknown";
+}
+
+struct spa_bt_monitor;
+struct spa_bt_backend;
+struct spa_bt_player;
+
+struct spa_bt_adapter {
+ struct spa_list link;
+ struct spa_bt_monitor *monitor;
+ struct spa_bt_player *dummy_player;
+ char *path;
+ char *alias;
+ char *address;
+ char *name;
+ int bus_type;
+ uint16_t source_id;
+ uint16_t vendor_id;
+ uint16_t product_id;
+ uint16_t version_id;
+ uint32_t bluetooth_class;
+ uint32_t profiles;
+ int powered;
+ unsigned int has_msbc:1;
+ unsigned int msbc_probed:1;
+ unsigned int endpoints_registered:1;
+ unsigned int application_registered:1;
+ unsigned int player_registered:1;
+ unsigned int has_battery_provider:1;
+ unsigned int battery_provider_unavailable:1;
+};
+
+enum spa_bt_form_factor {
+ SPA_BT_FORM_FACTOR_UNKNOWN,
+ SPA_BT_FORM_FACTOR_HEADSET,
+ SPA_BT_FORM_FACTOR_HANDSFREE,
+ SPA_BT_FORM_FACTOR_MICROPHONE,
+ SPA_BT_FORM_FACTOR_SPEAKER,
+ SPA_BT_FORM_FACTOR_HEADPHONE,
+ SPA_BT_FORM_FACTOR_PORTABLE,
+ SPA_BT_FORM_FACTOR_CAR,
+ SPA_BT_FORM_FACTOR_HIFI,
+ SPA_BT_FORM_FACTOR_PHONE,
+};
+
+static inline const char *spa_bt_form_factor_name(enum spa_bt_form_factor ff)
+{
+ switch (ff) {
+ case SPA_BT_FORM_FACTOR_HEADSET:
+ return "headset";
+ case SPA_BT_FORM_FACTOR_HANDSFREE:
+ return "hands-free";
+ case SPA_BT_FORM_FACTOR_MICROPHONE:
+ return "microphone";
+ case SPA_BT_FORM_FACTOR_SPEAKER:
+ return "speaker";
+ case SPA_BT_FORM_FACTOR_HEADPHONE:
+ return "headphone";
+ case SPA_BT_FORM_FACTOR_PORTABLE:
+ return "portable";
+ case SPA_BT_FORM_FACTOR_CAR:
+ return "car";
+ case SPA_BT_FORM_FACTOR_HIFI:
+ return "hifi";
+ case SPA_BT_FORM_FACTOR_PHONE:
+ return "phone";
+ case SPA_BT_FORM_FACTOR_UNKNOWN:
+ default:
+ return "unknown";
+ }
+}
+
+static inline enum spa_bt_form_factor spa_bt_form_factor_from_class(uint32_t bluetooth_class)
+{
+ uint32_t major, minor;
+ /* See Bluetooth Assigned Numbers:
+ * https://www.bluetooth.org/Technical/AssignedNumbers/baseband.htm */
+ major = (bluetooth_class >> 8) & 0x1F;
+ minor = (bluetooth_class >> 2) & 0x3F;
+
+ switch (major) {
+ case 2:
+ return SPA_BT_FORM_FACTOR_PHONE;
+ case 4:
+ switch (minor) {
+ case 1:
+ return SPA_BT_FORM_FACTOR_HEADSET;
+ case 2:
+ return SPA_BT_FORM_FACTOR_HANDSFREE;
+ case 4:
+ return SPA_BT_FORM_FACTOR_MICROPHONE;
+ case 5:
+ return SPA_BT_FORM_FACTOR_SPEAKER;
+ case 6:
+ return SPA_BT_FORM_FACTOR_HEADPHONE;
+ case 7:
+ return SPA_BT_FORM_FACTOR_PORTABLE;
+ case 8:
+ return SPA_BT_FORM_FACTOR_CAR;
+ case 10:
+ return SPA_BT_FORM_FACTOR_HIFI;
+ }
+ }
+ return SPA_BT_FORM_FACTOR_UNKNOWN;
+}
+
+struct spa_bt_media_codec_switch;
+struct spa_bt_transport;
+
+struct spa_bt_device_events {
+#define SPA_VERSION_BT_DEVICE_EVENTS 0
+ uint32_t version;
+
+ /** Device connection status */
+ void (*connected) (void *data, bool connected);
+
+ /** Codec switching completed */
+ void (*codec_switched) (void *data, int status);
+
+ /** Profile configuration changed */
+ void (*profiles_changed) (void *data, uint32_t prev_profiles, uint32_t prev_connected);
+
+ /** Device freed */
+ void (*destroy) (void *data);
+};
+
+struct media_codec;
+
+struct spa_bt_device {
+ struct spa_list link;
+ struct spa_bt_monitor *monitor;
+ struct spa_bt_adapter *adapter;
+ uint32_t id;
+ char *path;
+ char *alias;
+ char *address;
+ char *adapter_path;
+ char *battery_path;
+ char *name;
+ char *icon;
+ uint16_t source_id;
+ uint16_t vendor_id;
+ uint16_t product_id;
+ uint16_t version_id;
+ uint32_t bluetooth_class;
+ uint16_t appearance;
+ uint16_t RSSI;
+ int paired;
+ int trusted;
+ int connected;
+ int blocked;
+ uint32_t profiles;
+ uint32_t connected_profiles;
+ uint32_t reconnect_profiles;
+ int reconnect_state;
+ struct spa_source timer;
+ struct spa_list remote_endpoint_list;
+ struct spa_list transport_list;
+ struct spa_list codec_switch_list;
+ uint8_t battery;
+ int has_battery;
+
+ uint32_t hw_volume_profiles;
+ /* Even though A2DP volume is exposed on transport interface, the
+ * volume activation info would not be variate between transports
+ * under same device. So it's safe to cache activation info here. */
+ bool a2dp_volume_active[2];
+
+ uint64_t last_bluez_action_time;
+
+ struct spa_hook_list listener_list;
+ bool added;
+
+ const struct spa_dict *settings;
+
+ DBusPendingCall *battery_pending_call;
+
+ const struct media_codec *preferred_codec;
+};
+
+struct spa_bt_device *spa_bt_device_find(struct spa_bt_monitor *monitor, const char *path);
+struct spa_bt_device *spa_bt_device_find_by_address(struct spa_bt_monitor *monitor, const char *remote_address, const char *local_address);
+int spa_bt_device_add_profile(struct spa_bt_device *device, enum spa_bt_profile profile);
+int spa_bt_device_connect_profile(struct spa_bt_device *device, enum spa_bt_profile profile);
+int spa_bt_device_check_profiles(struct spa_bt_device *device, bool force);
+int spa_bt_device_ensure_media_codec(struct spa_bt_device *device, const struct media_codec * const *codecs);
+bool spa_bt_device_supports_media_codec(struct spa_bt_device *device, const struct media_codec *codec, bool sink);
+const struct media_codec **spa_bt_device_get_supported_media_codecs(struct spa_bt_device *device, size_t *count, bool sink);
+int spa_bt_device_ensure_hfp_codec(struct spa_bt_device *device, unsigned int codec);
+int spa_bt_device_supports_hfp_codec(struct spa_bt_device *device, unsigned int codec);
+int spa_bt_device_release_transports(struct spa_bt_device *device);
+int spa_bt_device_report_battery_level(struct spa_bt_device *device, uint8_t percentage);
+void spa_bt_device_update_last_bluez_action_time(struct spa_bt_device *device);
+
+#define spa_bt_device_emit(d,m,v,...) spa_hook_list_call(&(d)->listener_list, \
+ struct spa_bt_device_events, \
+ m, v, ##__VA_ARGS__)
+#define spa_bt_device_emit_connected(d,...) spa_bt_device_emit(d, connected, 0, __VA_ARGS__)
+#define spa_bt_device_emit_codec_switched(d,...) spa_bt_device_emit(d, codec_switched, 0, __VA_ARGS__)
+#define spa_bt_device_emit_profiles_changed(d,...) spa_bt_device_emit(d, profiles_changed, 0, __VA_ARGS__)
+#define spa_bt_device_emit_destroy(d) spa_bt_device_emit(d, destroy, 0)
+#define spa_bt_device_add_listener(d,listener,events,data) \
+ spa_hook_list_append(&(d)->listener_list, listener, events, data)
+
+struct spa_bt_sco_io;
+
+struct spa_bt_sco_io *spa_bt_sco_io_create(struct spa_loop *data_loop, int fd, uint16_t read_mtu, uint16_t write_mtu);
+void spa_bt_sco_io_destroy(struct spa_bt_sco_io *io);
+void spa_bt_sco_io_set_source_cb(struct spa_bt_sco_io *io, int (*source_cb)(void *userdata, uint8_t *data, int size), void *userdata);
+void spa_bt_sco_io_set_sink_cb(struct spa_bt_sco_io *io, int (*sink_cb)(void *userdata), void *userdata);
+int spa_bt_sco_io_write(struct spa_bt_sco_io *io, uint8_t *data, int size);
+
+#define SPA_BT_VOLUME_ID_RX 0
+#define SPA_BT_VOLUME_ID_TX 1
+#define SPA_BT_VOLUME_ID_TERM 2
+
+#define SPA_BT_VOLUME_INVALID -1
+#define SPA_BT_VOLUME_HS_MAX 15
+#define SPA_BT_VOLUME_A2DP_MAX 127
+
+enum spa_bt_transport_state {
+ SPA_BT_TRANSPORT_STATE_IDLE,
+ SPA_BT_TRANSPORT_STATE_PENDING,
+ SPA_BT_TRANSPORT_STATE_ACTIVE,
+};
+
+struct spa_bt_transport_events {
+#define SPA_VERSION_BT_TRANSPORT_EVENTS 0
+ uint32_t version;
+
+ void (*destroy) (void *data);
+ void (*delay_changed) (void *data);
+ void (*state_changed) (void *data, enum spa_bt_transport_state old,
+ enum spa_bt_transport_state state);
+ void (*volume_changed) (void *data);
+};
+
+struct spa_bt_transport_implementation {
+#define SPA_VERSION_BT_TRANSPORT_IMPLEMENTATION 0
+ uint32_t version;
+
+ int (*acquire) (void *data, bool optional);
+ int (*release) (void *data);
+ int (*set_volume) (void *data, int id, float volume);
+ int (*destroy) (void *data);
+};
+
+struct spa_bt_transport_volume {
+ bool active;
+ float volume;
+ int hw_volume_max;
+
+ /* XXX: items below should be put to user_data */
+ int hw_volume;
+ int new_hw_volume;
+};
+
+struct spa_bt_transport {
+ struct spa_list link;
+ struct spa_bt_monitor *monitor;
+ struct spa_bt_backend *backend;
+ char *path;
+ struct spa_bt_device *device;
+ struct spa_list device_link;
+ enum spa_bt_profile profile;
+ enum spa_bt_transport_state state;
+ const struct media_codec *media_codec;
+ unsigned int codec;
+ void *configuration;
+ int configuration_len;
+ char *endpoint_path;
+ bool bap_initiator;
+ struct spa_list bap_transport_linked;
+
+ uint32_t n_channels;
+ uint32_t channels[64];
+
+ struct spa_bt_transport_volume volumes[SPA_BT_VOLUME_ID_TERM];
+
+ int acquire_refcount;
+ bool acquired;
+ bool keepalive;
+ int fd;
+ uint16_t read_mtu;
+ uint16_t write_mtu;
+ uint16_t delay;
+
+ struct spa_bt_sco_io *sco_io;
+
+ struct spa_source volume_timer;
+ struct spa_source release_timer;
+
+ struct spa_hook_list listener_list;
+ struct spa_callbacks impl;
+
+ /* user_data must be the last item in the struct */
+ void *user_data;
+};
+
+struct spa_bt_transport *spa_bt_transport_create(struct spa_bt_monitor *monitor, char *path, size_t extra);
+void spa_bt_transport_free(struct spa_bt_transport *transport);
+void spa_bt_transport_set_state(struct spa_bt_transport *transport, enum spa_bt_transport_state state);
+struct spa_bt_transport *spa_bt_transport_find(struct spa_bt_monitor *monitor, const char *path);
+struct spa_bt_transport *spa_bt_transport_find_full(struct spa_bt_monitor *monitor,
+ bool (*callback) (struct spa_bt_transport *t, const void *data),
+ const void *data);
+int64_t spa_bt_transport_get_delay_nsec(struct spa_bt_transport *transport);
+bool spa_bt_transport_volume_enabled(struct spa_bt_transport *transport);
+
+int spa_bt_transport_acquire(struct spa_bt_transport *t, bool optional);
+int spa_bt_transport_release(struct spa_bt_transport *t);
+int spa_bt_transport_keepalive(struct spa_bt_transport *t, bool keepalive);
+int spa_bt_transport_ensure_sco_io(struct spa_bt_transport *t, struct spa_loop *data_loop);
+
+#define spa_bt_transport_emit(t,m,v,...) spa_hook_list_call(&(t)->listener_list, \
+ struct spa_bt_transport_events, \
+ m, v, ##__VA_ARGS__)
+#define spa_bt_transport_emit_destroy(t) spa_bt_transport_emit(t, destroy, 0)
+#define spa_bt_transport_emit_delay_changed(t) spa_bt_transport_emit(t, delay_changed, 0)
+#define spa_bt_transport_emit_state_changed(t,...) spa_bt_transport_emit(t, state_changed, 0, __VA_ARGS__)
+#define spa_bt_transport_emit_volume_changed(t) spa_bt_transport_emit(t, volume_changed, 0)
+
+#define spa_bt_transport_add_listener(t,listener,events,data) \
+ spa_hook_list_append(&(t)->listener_list, listener, events, data)
+
+#define spa_bt_transport_set_implementation(t,_impl,_data) \
+ (t)->impl = SPA_CALLBACKS_INIT(_impl, _data)
+
+#define spa_bt_transport_impl(t,m,v,...) \
+({ \
+ int res = 0; \
+ spa_callbacks_call_res(&(t)->impl, \
+ struct spa_bt_transport_implementation, \
+ res, m, v, ##__VA_ARGS__); \
+ res; \
+})
+
+#define spa_bt_transport_destroy(t) spa_bt_transport_impl(t, destroy, 0)
+#define spa_bt_transport_set_volume(t,...) spa_bt_transport_impl(t, set_volume, 0, __VA_ARGS__)
+
+static inline enum spa_bt_transport_state spa_bt_transport_state_from_string(const char *value)
+{
+ if (strcasecmp("idle", value) == 0)
+ return SPA_BT_TRANSPORT_STATE_IDLE;
+ else if (strcasecmp("pending", value) == 0)
+ return SPA_BT_TRANSPORT_STATE_PENDING;
+ else if (strcasecmp("active", value) == 0)
+ return SPA_BT_TRANSPORT_STATE_ACTIVE;
+ else
+ return SPA_BT_TRANSPORT_STATE_IDLE;
+}
+
+#define DEFAULT_AG_VOLUME 1.0f
+#define DEFAULT_RX_VOLUME 1.0f
+#define DEFAULT_TX_VOLUME 0.064f /* spa_bt_volume_hw_to_linear(40, 100) */
+
+/* AVRCP/HSP volume is considered as percentage, so map it to pulseaudio (cubic) volume. */
+static inline uint32_t spa_bt_volume_linear_to_hw(double v, uint32_t hw_volume_max)
+{
+ if (v <= 0.0)
+ return 0;
+ if (v >= 1.0)
+ return hw_volume_max;
+ return SPA_CLAMP((uint64_t) lround(cbrt(v) * hw_volume_max),
+ 0u, hw_volume_max);
+}
+
+static inline double spa_bt_volume_hw_to_linear(uint32_t v, uint32_t hw_volume_max)
+{
+ double f;
+ if (v <= 0)
+ return 0.0;
+ if (v >= hw_volume_max)
+ return 1.0;
+ f = ((double) v / hw_volume_max);
+ return f * f * f;
+}
+
+enum spa_bt_feature {
+ SPA_BT_FEATURE_MSBC = (1 << 0),
+ SPA_BT_FEATURE_MSBC_ALT1 = (1 << 1),
+ SPA_BT_FEATURE_MSBC_ALT1_RTL = (1 << 2),
+ SPA_BT_FEATURE_HW_VOLUME = (1 << 3),
+ SPA_BT_FEATURE_HW_VOLUME_MIC = (1 << 4),
+ SPA_BT_FEATURE_SBC_XQ = (1 << 5),
+ SPA_BT_FEATURE_FASTSTREAM = (1 << 6),
+ SPA_BT_FEATURE_A2DP_DUPLEX = (1 << 7),
+};
+
+struct spa_bt_quirks;
+
+struct spa_bt_quirks *spa_bt_quirks_create(const struct spa_dict *info, struct spa_log *log);
+int spa_bt_quirks_get_features(const struct spa_bt_quirks *quirks,
+ const struct spa_bt_adapter *adapter,
+ const struct spa_bt_device *device,
+ uint32_t *features);
+void spa_bt_quirks_destroy(struct spa_bt_quirks *quirks);
+
+int spa_bt_adapter_has_msbc(struct spa_bt_adapter *adapter);
+
+struct spa_bt_backend_implementation {
+#define SPA_VERSION_BT_BACKEND_IMPLEMENTATION 0
+ uint32_t version;
+
+ int (*free) (void *data);
+ int (*register_profiles) (void *data);
+ int (*unregister_profiles) (void *data);
+ int (*ensure_codec) (void *data, struct spa_bt_device *device, unsigned int codec);
+ int (*supports_codec) (void *data, struct spa_bt_device *device, unsigned int codec);
+};
+
+struct spa_bt_backend {
+ struct spa_callbacks impl;
+ const char *name;
+ bool available;
+ bool exclusive;
+};
+
+#define spa_bt_backend_set_implementation(b,_impl,_data) \
+ (b)->impl = SPA_CALLBACKS_INIT(_impl, _data)
+
+#define spa_bt_backend_impl(b,m,v,...) \
+({ \
+ int res = -ENOTSUP; \
+ if (b) \
+ spa_callbacks_call_res(&(b)->impl, \
+ struct spa_bt_backend_implementation, \
+ res, m, v, ##__VA_ARGS__); \
+ res; \
+})
+
+#define spa_bt_backend_free(b) spa_bt_backend_impl(b, free, 0)
+#define spa_bt_backend_register_profiles(b) spa_bt_backend_impl(b, register_profiles, 0)
+#define spa_bt_backend_unregister_profiles(b) spa_bt_backend_impl(b, unregister_profiles, 0)
+#define spa_bt_backend_ensure_codec(b,...) spa_bt_backend_impl(b, ensure_codec, 0, __VA_ARGS__)
+#define spa_bt_backend_supports_codec(b,...) spa_bt_backend_impl(b, supports_codec, 0, __VA_ARGS__)
+
+static inline struct spa_bt_backend *dummy_backend_new(struct spa_bt_monitor *monitor,
+ void *dbus_connection,
+ const struct spa_dict *info,
+ const struct spa_bt_quirks *quirks,
+ const struct spa_support *support,
+ uint32_t n_support)
+{
+ return NULL;
+}
+
+#ifdef HAVE_BLUEZ_5_BACKEND_NATIVE
+struct spa_bt_backend *backend_native_new(struct spa_bt_monitor *monitor,
+ void *dbus_connection,
+ const struct spa_dict *info,
+ const struct spa_bt_quirks *quirks,
+ const struct spa_support *support,
+ uint32_t n_support);
+#else
+#define backend_native_new dummy_backend_new
+#endif
+
+#define OFONO_SERVICE "org.ofono"
+#ifdef HAVE_BLUEZ_5_BACKEND_OFONO
+struct spa_bt_backend *backend_ofono_new(struct spa_bt_monitor *monitor,
+ void *dbus_connection,
+ const struct spa_dict *info,
+ const struct spa_bt_quirks *quirks,
+ const struct spa_support *support,
+ uint32_t n_support);
+#else
+#define backend_ofono_new dummy_backend_new
+#endif
+
+#define HSPHFPD_SERVICE "org.hsphfpd"
+#ifdef HAVE_BLUEZ_5_BACKEND_HSPHFPD
+struct spa_bt_backend *backend_hsphfpd_new(struct spa_bt_monitor *monitor,
+ void *dbus_connection,
+ const struct spa_dict *info,
+ const struct spa_bt_quirks *quirks,
+ const struct spa_support *support,
+ uint32_t n_support);
+#else
+#define backend_hsphfpd_new dummy_backend_new
+#endif
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* SPA_BLUEZ5_DEFS_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 20:30:04 +0000