| /****************************************************************************** |
| * |
| * Copyright 2014 The Android Open Source Project |
| * Copyright 2009-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * |
| * Filename: btif_core.c |
| * |
| * Description: Contains core functionality related to interfacing between |
| * Bluetooth HAL and BTE core stack. |
| * |
| ******************************************************************************/ |
| |
| #define LOG_TAG "bt_btif_core" |
| |
| #include <signal.h> |
| #include <sys/types.h> |
| |
| #include <base/at_exit.h> |
| #include <base/bind.h> |
| #include <base/threading/platform_thread.h> |
| #include <cstdint> |
| |
| #include "bt_target.h" // Must be first to define build configuration |
| |
| #include "btif/include/btif_av.h" |
| #include "btif/include/btif_common.h" |
| #include "btif/include/btif_config.h" |
| #include "btif/include/btif_dm.h" |
| #include "btif/include/btif_pan.h" |
| #include "btif/include/btif_profile_queue.h" |
| #include "btif/include/btif_sock.h" |
| #include "btif/include/btif_storage.h" |
| #include "btif/include/stack_manager.h" |
| #include "common/message_loop_thread.h" |
| #include "device/include/controller.h" |
| #include "osi/include/future.h" |
| #include "osi/include/log.h" |
| #include "osi/include/properties.h" |
| #include "stack/include/a2dp_api.h" |
| #include "stack/include/btm_api.h" |
| #include "stack/include/btm_ble_api.h" |
| #include "types/bluetooth/uuid.h" |
| |
| using base::PlatformThread; |
| using bluetooth::Uuid; |
| using bluetooth::common::MessageLoopThread; |
| |
| static void bt_jni_msg_ready(void* context); |
| |
| /******************************************************************************* |
| * Constants & Macros |
| ******************************************************************************/ |
| |
| #ifndef BTE_DID_CONF_FILE |
| // TODO(armansito): Find a better way than searching by a hardcoded path. |
| #if defined(OS_GENERIC) && !defined(TARGET_FLOSS) |
| #define BTE_DID_CONF_FILE "bt_did.conf" |
| #else // !defined(OS_GENERIC) |
| #define BTE_DID_CONF_FILE "/etc/bluetooth/bt_did.conf" |
| #endif // defined(OS_GENERIC) |
| #endif // BTE_DID_CONF_FILE |
| |
| #define CODEC_TYPE_NUMBER 32 |
| #define DEFAULT_BUFFER_TIME (MAX_PCM_FRAME_NUM_PER_TICK * 2) |
| #define MAXIMUM_BUFFER_TIME (MAX_PCM_FRAME_NUM_PER_TICK * 2) |
| #define MINIMUM_BUFFER_TIME MAX_PCM_FRAME_NUM_PER_TICK |
| |
| /******************************************************************************* |
| * Static variables |
| ******************************************************************************/ |
| |
| static tBTA_SERVICE_MASK btif_enabled_services = 0; |
| |
| /* |
| * This variable should be set to 1, if the Bluedroid+BTIF libraries are to |
| * function in DUT mode. |
| * |
| * To set this, the btif_init_bluetooth needs to be called with argument as 1 |
| */ |
| static uint8_t btif_dut_mode = 0; |
| |
| static MessageLoopThread jni_thread("bt_jni_thread"); |
| static base::AtExitManager* exit_manager; |
| static uid_set_t* uid_set; |
| |
| /******************************************************************************* |
| * Externs |
| ******************************************************************************/ |
| void btif_dm_enable_service(tBTA_SERVICE_ID service_id, bool enable); |
| #ifdef BTIF_DM_OOB_TEST |
| void btif_dm_load_local_oob(void); |
| #endif |
| |
| /******************************************************************************* |
| * |
| * Function btif_transfer_context |
| * |
| * Description This function switches context to btif task |
| * |
| * p_cback : callback used to process message in btif context |
| * event : event id of message |
| * p_params : parameter area passed to callback (copied) |
| * param_len : length of parameter area |
| * p_copy_cback : If set this function will be invoked for deep |
| * copy |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_transfer_context(tBTIF_CBACK* p_cback, uint16_t event, |
| char* p_params, int param_len, |
| tBTIF_COPY_CBACK* p_copy_cback) { |
| tBTIF_CONTEXT_SWITCH_CBACK* p_msg = (tBTIF_CONTEXT_SWITCH_CBACK*)osi_malloc( |
| sizeof(tBTIF_CONTEXT_SWITCH_CBACK) + param_len); |
| |
| BTIF_TRACE_VERBOSE("btif_transfer_context event %d, len %d", event, |
| param_len); |
| |
| /* allocate and send message that will be executed in btif context */ |
| p_msg->hdr.event = BT_EVT_CONTEXT_SWITCH_EVT; /* internal event */ |
| p_msg->p_cb = p_cback; |
| |
| p_msg->event = event; /* callback event */ |
| |
| /* check if caller has provided a copy callback to do the deep copy */ |
| if (p_copy_cback) { |
| p_copy_cback(event, p_msg->p_param, p_params); |
| } else if (p_params) { |
| memcpy(p_msg->p_param, p_params, param_len); /* callback parameter data */ |
| } |
| |
| do_in_jni_thread(base::Bind(&bt_jni_msg_ready, p_msg)); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /** |
| * This function posts a task into the btif message loop, that executes it in |
| * the JNI message loop. |
| **/ |
| bt_status_t do_in_jni_thread(const base::Location& from_here, |
| base::OnceClosure task) { |
| if (!jni_thread.DoInThread(from_here, std::move(task))) { |
| LOG(ERROR) << __func__ << ": Post task to task runner failed!"; |
| return BT_STATUS_FAIL; |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| bt_status_t do_in_jni_thread(base::OnceClosure task) { |
| return do_in_jni_thread(FROM_HERE, std::move(task)); |
| } |
| |
| bool is_on_jni_thread() { |
| return jni_thread.GetThreadId() == PlatformThread::CurrentId(); |
| } |
| |
| btbase::AbstractMessageLoop* get_jni_message_loop() { |
| return jni_thread.message_loop(); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_is_dut_mode |
| * |
| * Description checks if BTIF is currently in DUT mode |
| * |
| * Returns true if test mode, otherwise false |
| * |
| ******************************************************************************/ |
| |
| bool btif_is_dut_mode() { return btif_dut_mode == 1; } |
| |
| /******************************************************************************* |
| * |
| * Function btif_is_enabled |
| * |
| * Description checks if main adapter is fully enabled |
| * |
| * Returns 1 if fully enabled, otherwize 0 |
| * |
| ******************************************************************************/ |
| |
| int btif_is_enabled(void) { |
| return ((!btif_is_dut_mode()) && |
| (stack_manager_get_interface()->get_stack_is_running())); |
| } |
| |
| void btif_init_ok() { |
| btif_dm_load_ble_local_keys(); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_task |
| * |
| * Description BTIF task handler managing all messages being passed |
| * Bluetooth HAL and BTA. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| static void bt_jni_msg_ready(void* context) { |
| tBTIF_CONTEXT_SWITCH_CBACK* p = (tBTIF_CONTEXT_SWITCH_CBACK*)context; |
| if (p->p_cb) p->p_cb(p->event, p->p_param); |
| osi_free(p); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_init_bluetooth |
| * |
| * Description Creates BTIF task and prepares BT scheduler for startup |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_init_bluetooth() { |
| LOG_INFO("%s entered", __func__); |
| exit_manager = new base::AtExitManager(); |
| jni_thread.StartUp(); |
| invoke_thread_evt_cb(ASSOCIATE_JVM); |
| LOG_INFO("%s finished", __func__); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static bool btif_is_a2dp_offload_enabled() { |
| char value_sup[PROPERTY_VALUE_MAX] = {'\0'}; |
| char value_dis[PROPERTY_VALUE_MAX] = {'\0'}; |
| bool a2dp_offload_enabled_; |
| |
| osi_property_get("ro.bluetooth.a2dp_offload.supported", value_sup, "false"); |
| osi_property_get("persist.bluetooth.a2dp_offload.disabled", value_dis, |
| "false"); |
| a2dp_offload_enabled_ = |
| (strcmp(value_sup, "true") == 0) && (strcmp(value_dis, "false") == 0); |
| BTIF_TRACE_DEBUG("a2dp_offload.enable = %d", a2dp_offload_enabled_); |
| |
| return a2dp_offload_enabled_; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_enable_bluetooth_evt |
| * |
| * Description Event indicating bluetooth enable is completed |
| * Notifies HAL user with updated adapter state |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| void btif_enable_bluetooth_evt() { |
| /* Fetch the local BD ADDR */ |
| RawAddress local_bd_addr = *controller_get_interface()->get_address(); |
| |
| std::string bdstr = local_bd_addr.ToString(); |
| |
| char val[PROPERTY_VALUE_MAX] = ""; |
| int val_size = PROPERTY_VALUE_MAX; |
| if (!btif_config_get_str("Adapter", "Address", val, &val_size) || |
| strcmp(bdstr.c_str(), val) != 0) { |
| // We failed to get an address or the one in the config file does not match |
| // the address given by the controller interface. Update the config cache |
| LOG_INFO("%s: Storing '%s' into the config file", __func__, bdstr.c_str()); |
| btif_config_set_str("Adapter", "Address", bdstr.c_str()); |
| btif_config_save(); |
| |
| // fire HAL callback for property change |
| bt_property_t prop; |
| prop.type = BT_PROPERTY_BDADDR; |
| prop.val = (void*)&local_bd_addr; |
| prop.len = sizeof(RawAddress); |
| invoke_adapter_properties_cb(BT_STATUS_SUCCESS, 1, &prop); |
| } |
| |
| /* callback to HAL */ |
| uid_set = uid_set_create(); |
| |
| btif_dm_init(uid_set); |
| |
| /* init rfcomm & l2cap api */ |
| btif_sock_init(uid_set); |
| |
| /* init pan */ |
| btif_pan_init(); |
| |
| /* load did configuration */ |
| bte_load_did_conf(BTE_DID_CONF_FILE); |
| |
| #ifdef BTIF_DM_OOB_TEST |
| btif_dm_load_local_oob(); |
| #endif |
| |
| future_ready(stack_manager_get_hack_future(), FUTURE_SUCCESS); |
| LOG_INFO("Bluetooth enable event completed"); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_cleanup_bluetooth |
| * |
| * Description Cleanup BTIF state. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_cleanup_bluetooth() { |
| LOG_INFO("%s entered", __func__); |
| btif_dm_cleanup(); |
| invoke_thread_evt_cb(DISASSOCIATE_JVM); |
| btif_queue_release(); |
| jni_thread.ShutDown(); |
| delete exit_manager; |
| exit_manager = nullptr; |
| btif_dut_mode = 0; |
| LOG_INFO("%s finished", __func__); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_dut_mode_cback |
| * |
| * Description Callback invoked on completion of vendor specific test mode |
| * command |
| * |
| * Returns None |
| * |
| ******************************************************************************/ |
| static void btif_dut_mode_cback(UNUSED_ATTR tBTM_VSC_CMPL* p) { |
| /* For now nothing to be done. */ |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_dut_mode_configure |
| * |
| * Description Configure Test Mode - 'enable' to 1 puts the device in test |
| * mode and 0 exits test mode |
| * |
| ******************************************************************************/ |
| void btif_dut_mode_configure(uint8_t enable) { |
| BTIF_TRACE_DEBUG("%s", __func__); |
| |
| btif_dut_mode = enable; |
| if (enable == 1) { |
| BTA_EnableTestMode(); |
| } else { |
| // Can't do in process reset anyways - just quit |
| kill(getpid(), SIGKILL); |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_dut_mode_send |
| * |
| * Description Sends a HCI Vendor specific command to the controller |
| * |
| ******************************************************************************/ |
| void btif_dut_mode_send(uint16_t opcode, uint8_t* buf, uint8_t len) { |
| BTIF_TRACE_DEBUG("%s", __func__); |
| BTM_VendorSpecificCommand(opcode, len, buf, btif_dut_mode_cback); |
| } |
| |
| /***************************************************************************** |
| * |
| * btif api adapter property functions |
| * |
| ****************************************************************************/ |
| |
| static bt_status_t btif_in_get_adapter_properties(void) { |
| const static uint32_t NUM_ADAPTER_PROPERTIES = 8; |
| bt_property_t properties[NUM_ADAPTER_PROPERTIES]; |
| uint32_t num_props = 0; |
| |
| RawAddress addr; |
| bt_bdname_t name; |
| bt_scan_mode_t mode; |
| uint32_t disc_timeout; |
| RawAddress bonded_devices[BTM_SEC_MAX_DEVICE_RECORDS]; |
| Uuid local_uuids[BT_MAX_NUM_UUIDS]; |
| bt_status_t status; |
| bt_io_cap_t local_bt_io_cap; |
| bt_io_cap_t local_bt_io_cap_ble; |
| |
| /* RawAddress */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], BT_PROPERTY_BDADDR, |
| sizeof(addr), &addr); |
| status = btif_storage_get_adapter_property(&properties[num_props]); |
| // Add BT_PROPERTY_BDADDR property into list only when successful. |
| // Otherwise, skip this property entry. |
| if (status == BT_STATUS_SUCCESS) { |
| num_props++; |
| } |
| |
| /* BD_NAME */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], BT_PROPERTY_BDNAME, |
| sizeof(name), &name); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| /* SCAN_MODE */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], |
| BT_PROPERTY_ADAPTER_SCAN_MODE, sizeof(mode), |
| &mode); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| /* DISC_TIMEOUT */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], |
| BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT, |
| sizeof(disc_timeout), &disc_timeout); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| /* BONDED_DEVICES */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], |
| BT_PROPERTY_ADAPTER_BONDED_DEVICES, |
| sizeof(bonded_devices), bonded_devices); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| /* LOCAL UUIDs */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], BT_PROPERTY_UUIDS, |
| sizeof(local_uuids), local_uuids); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| /* LOCAL IO Capabilities */ |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], BT_PROPERTY_LOCAL_IO_CAPS, |
| sizeof(bt_io_cap_t), &local_bt_io_cap); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_FILL_PROPERTY(&properties[num_props], |
| BT_PROPERTY_LOCAL_IO_CAPS_BLE, sizeof(bt_io_cap_t), |
| &local_bt_io_cap_ble); |
| btif_storage_get_adapter_property(&properties[num_props]); |
| num_props++; |
| |
| invoke_adapter_properties_cb(BT_STATUS_SUCCESS, num_props, properties); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static bt_status_t btif_in_get_remote_device_properties(RawAddress* bd_addr) { |
| bt_property_t remote_properties[8]; |
| uint32_t num_props = 0; |
| |
| bt_bdname_t name, alias; |
| uint32_t cod, devtype; |
| Uuid remote_uuids[BT_MAX_NUM_UUIDS]; |
| |
| memset(remote_properties, 0, sizeof(remote_properties)); |
| BTIF_STORAGE_FILL_PROPERTY(&remote_properties[num_props], BT_PROPERTY_BDNAME, |
| sizeof(name), &name); |
| btif_storage_get_remote_device_property(bd_addr, |
| &remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_FILL_PROPERTY(&remote_properties[num_props], |
| BT_PROPERTY_REMOTE_FRIENDLY_NAME, sizeof(alias), |
| &alias); |
| btif_storage_get_remote_device_property(bd_addr, |
| &remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_FILL_PROPERTY(&remote_properties[num_props], |
| BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod); |
| btif_storage_get_remote_device_property(bd_addr, |
| &remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_FILL_PROPERTY(&remote_properties[num_props], |
| BT_PROPERTY_TYPE_OF_DEVICE, sizeof(devtype), |
| &devtype); |
| btif_storage_get_remote_device_property(bd_addr, |
| &remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_FILL_PROPERTY(&remote_properties[num_props], BT_PROPERTY_UUIDS, |
| sizeof(remote_uuids), remote_uuids); |
| btif_storage_get_remote_device_property(bd_addr, |
| &remote_properties[num_props]); |
| num_props++; |
| |
| invoke_remote_device_properties_cb(BT_STATUS_SUCCESS, *bd_addr, num_props, |
| remote_properties); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static void btif_core_storage_adapter_notify_empty_success() { |
| invoke_adapter_properties_cb(BT_STATUS_SUCCESS, 0, NULL); |
| } |
| |
| static void btif_core_storage_adapter_write(bt_property_t* prop) { |
| BTIF_TRACE_EVENT("type: %d, len %d, 0x%x", prop->type, prop->len, prop->val); |
| bt_status_t status = btif_storage_set_adapter_property(prop); |
| invoke_adapter_properties_cb(status, 1, prop); |
| } |
| |
| void btif_adapter_properties_evt(bt_status_t status, uint32_t num_props, |
| bt_property_t* p_props) { |
| invoke_adapter_properties_cb(status, num_props, p_props); |
| } |
| void btif_remote_properties_evt(bt_status_t status, RawAddress* remote_addr, |
| uint32_t num_props, bt_property_t* p_props) { |
| invoke_remote_device_properties_cb(status, *remote_addr, num_props, p_props); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_adapter_properties |
| * |
| * Description Fetch all available properties (local & remote) |
| * |
| ******************************************************************************/ |
| |
| void btif_get_adapter_properties(void) { |
| BTIF_TRACE_EVENT("%s", __func__); |
| |
| btif_in_get_adapter_properties(); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_adapter_property |
| * |
| * Description Fetches property value from local cache |
| * |
| ******************************************************************************/ |
| |
| void btif_get_adapter_property(bt_property_type_t type) { |
| BTIF_TRACE_EVENT("%s %d", __func__, type); |
| |
| bt_status_t status = BT_STATUS_SUCCESS; |
| char buf[512]; |
| bt_property_t prop; |
| prop.type = type; |
| prop.val = (void*)buf; |
| prop.len = sizeof(buf); |
| if (prop.type == BT_PROPERTY_LOCAL_LE_FEATURES) { |
| tBTM_BLE_VSC_CB cmn_vsc_cb; |
| bt_local_le_features_t local_le_features; |
| |
| /* LE features are not stored in storage. Should be retrived from stack |
| */ |
| BTM_BleGetVendorCapabilities(&cmn_vsc_cb); |
| local_le_features.local_privacy_enabled = BTM_BleLocalPrivacyEnabled(); |
| |
| prop.len = sizeof(bt_local_le_features_t); |
| if (cmn_vsc_cb.filter_support == 1) |
| local_le_features.max_adv_filter_supported = cmn_vsc_cb.max_filter; |
| else |
| local_le_features.max_adv_filter_supported = 0; |
| local_le_features.max_adv_instance = cmn_vsc_cb.adv_inst_max; |
| local_le_features.max_irk_list_size = cmn_vsc_cb.max_irk_list_sz; |
| local_le_features.rpa_offload_supported = cmn_vsc_cb.rpa_offloading; |
| local_le_features.scan_result_storage_size = |
| cmn_vsc_cb.tot_scan_results_strg; |
| local_le_features.activity_energy_info_supported = |
| cmn_vsc_cb.energy_support; |
| local_le_features.version_supported = cmn_vsc_cb.version_supported; |
| local_le_features.total_trackable_advertisers = |
| cmn_vsc_cb.total_trackable_advertisers; |
| |
| local_le_features.extended_scan_support = |
| cmn_vsc_cb.extended_scan_support > 0; |
| local_le_features.debug_logging_supported = |
| cmn_vsc_cb.debug_logging_supported > 0; |
| memcpy(prop.val, &local_le_features, prop.len); |
| } else if (prop.type == BT_PROPERTY_DYNAMIC_AUDIO_BUFFER) { |
| tBTM_BLE_VSC_CB cmn_vsc_cb; |
| bt_dynamic_audio_buffer_item_t dynamic_audio_buffer_item; |
| |
| BTM_BleGetVendorCapabilities(&cmn_vsc_cb); |
| |
| prop.len = sizeof(bt_dynamic_audio_buffer_item_t); |
| if (btif_is_a2dp_offload_enabled() == false) { |
| BTIF_TRACE_DEBUG("%s Get buffer millis for A2DP software encoding", |
| __func__); |
| for (int i = 0; i < CODEC_TYPE_NUMBER; i++) { |
| dynamic_audio_buffer_item.dab_item[i] = { |
| .default_buffer_time = DEFAULT_BUFFER_TIME, |
| .maximum_buffer_time = MAXIMUM_BUFFER_TIME, |
| .minimum_buffer_time = MINIMUM_BUFFER_TIME}; |
| } |
| memcpy(prop.val, &dynamic_audio_buffer_item, prop.len); |
| } else { |
| if (cmn_vsc_cb.dynamic_audio_buffer_support != 0) { |
| BTIF_TRACE_DEBUG("%s Get buffer millis for A2DP Offload", __func__); |
| tBTM_BT_DYNAMIC_AUDIO_BUFFER_CB |
| bt_dynamic_audio_buffer_cb[CODEC_TYPE_NUMBER]; |
| BTM_BleGetDynamicAudioBuffer(bt_dynamic_audio_buffer_cb); |
| |
| for (int i = 0; i < CODEC_TYPE_NUMBER; i++) { |
| dynamic_audio_buffer_item.dab_item[i] = { |
| .default_buffer_time = |
| bt_dynamic_audio_buffer_cb[i].default_buffer_time, |
| .maximum_buffer_time = |
| bt_dynamic_audio_buffer_cb[i].maximum_buffer_time, |
| .minimum_buffer_time = |
| bt_dynamic_audio_buffer_cb[i].minimum_buffer_time}; |
| } |
| memcpy(prop.val, &dynamic_audio_buffer_item, prop.len); |
| } else { |
| BTIF_TRACE_DEBUG("%s Don't support Dynamic Audio Buffer", __func__); |
| } |
| } |
| } else { |
| status = btif_storage_get_adapter_property(&prop); |
| } |
| invoke_adapter_properties_cb(status, 1, &prop); |
| } |
| |
| bt_property_t* property_deep_copy(const bt_property_t* prop) { |
| bt_property_t* copy = |
| (bt_property_t*)osi_calloc(sizeof(bt_property_t) + prop->len); |
| copy->type = prop->type; |
| copy->len = prop->len; |
| copy->val = (uint8_t*)(copy + 1); |
| memcpy(copy->val, prop->val, prop->len); |
| return copy; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_set_adapter_property |
| * |
| * Description Updates core stack with property value and stores it in |
| * local cache |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| |
| void btif_set_adapter_property(bt_property_t* property) { |
| BTIF_TRACE_EVENT("btif_set_adapter_property type: %d, len %d, 0x%x", |
| property->type, property->len, property->val); |
| |
| switch (property->type) { |
| case BT_PROPERTY_BDNAME: { |
| char bd_name[BTM_MAX_LOC_BD_NAME_LEN + 1]; |
| uint16_t name_len = property->len > BTM_MAX_LOC_BD_NAME_LEN |
| ? BTM_MAX_LOC_BD_NAME_LEN |
| : property->len; |
| memcpy(bd_name, property->val, name_len); |
| bd_name[name_len] = '\0'; |
| |
| BTIF_TRACE_EVENT("set property name : %s", (char*)bd_name); |
| |
| BTA_DmSetDeviceName((char*)bd_name); |
| |
| btif_core_storage_adapter_write(property); |
| } break; |
| |
| case BT_PROPERTY_ADAPTER_SCAN_MODE: { |
| bt_scan_mode_t mode = *(bt_scan_mode_t*)property->val; |
| BTIF_TRACE_EVENT("set property scan mode : %x", mode); |
| |
| if (BTA_DmSetVisibility(mode)) { |
| btif_core_storage_adapter_write(property); |
| } |
| } break; |
| case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT: { |
| /* Nothing to do beside store the value in NV. Java |
| will change the SCAN_MODE property after setting timeout, |
| if required */ |
| btif_core_storage_adapter_write(property); |
| } break; |
| case BT_PROPERTY_CLASS_OF_DEVICE: { |
| DEV_CLASS dev_class; |
| memcpy(dev_class, property->val, DEV_CLASS_LEN); |
| |
| BTIF_TRACE_EVENT("set property dev_class : 0x%02x%02x%02x", dev_class[0], |
| dev_class[1], dev_class[2]); |
| |
| BTM_SetDeviceClass(dev_class); |
| btif_core_storage_adapter_notify_empty_success(); |
| } break; |
| case BT_PROPERTY_LOCAL_IO_CAPS: |
| case BT_PROPERTY_LOCAL_IO_CAPS_BLE: { |
| // Changing IO Capability of stack at run-time is not currently supported. |
| // This call changes the stored value which will affect the stack next |
| // time it starts up. |
| btif_core_storage_adapter_write(property); |
| } break; |
| default: |
| break; |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_remote_device_property |
| * |
| * Description Fetches the remote device property from the NVRAM |
| * |
| ******************************************************************************/ |
| void btif_get_remote_device_property(RawAddress remote_addr, |
| bt_property_type_t type) { |
| char buf[1024]; |
| bt_property_t prop; |
| prop.type = type; |
| prop.val = (void*)buf; |
| prop.len = sizeof(buf); |
| |
| bt_status_t status = |
| btif_storage_get_remote_device_property(&remote_addr, &prop); |
| invoke_remote_device_properties_cb(status, remote_addr, 1, &prop); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_remote_device_properties |
| * |
| * Description Fetches all the remote device properties from NVRAM |
| * |
| ******************************************************************************/ |
| void btif_get_remote_device_properties(RawAddress remote_addr) { |
| btif_in_get_remote_device_properties(&remote_addr); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_set_remote_device_property |
| * |
| * Description Writes the remote device property to NVRAM. |
| * Currently, BT_PROPERTY_REMOTE_FRIENDLY_NAME is the only |
| * remote device property that can be set |
| * |
| ******************************************************************************/ |
| void btif_set_remote_device_property(RawAddress* remote_addr, |
| bt_property_t* property) { |
| btif_storage_set_remote_device_property(remote_addr, property); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_enabled_services_mask |
| * |
| * Description Fetches currently enabled services |
| * |
| * Returns tBTA_SERVICE_MASK |
| * |
| ******************************************************************************/ |
| |
| tBTA_SERVICE_MASK btif_get_enabled_services_mask(void) { |
| return btif_enabled_services; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_enable_service |
| * |
| * Description Enables the service 'service_ID' to the service_mask. |
| * Upon BT enable, BTIF core shall invoke the BTA APIs to |
| * enable the profiles |
| * |
| ******************************************************************************/ |
| void btif_enable_service(tBTA_SERVICE_ID service_id) { |
| btif_enabled_services |= (1 << service_id); |
| |
| BTIF_TRACE_DEBUG("%s: current services:0x%x", __func__, |
| btif_enabled_services); |
| |
| if (btif_is_enabled()) { |
| btif_dm_enable_service(service_id, true); |
| } |
| } |
| /******************************************************************************* |
| * |
| * Function btif_disable_service |
| * |
| * Description Disables the service 'service_ID' to the service_mask. |
| * Upon BT disable, BTIF core shall invoke the BTA APIs to |
| * disable the profiles |
| * |
| ******************************************************************************/ |
| void btif_disable_service(tBTA_SERVICE_ID service_id) { |
| btif_enabled_services &= (tBTA_SERVICE_MASK)(~(1 << service_id)); |
| |
| BTIF_TRACE_DEBUG("%s: Current Services:0x%x", __func__, |
| btif_enabled_services); |
| |
| if (btif_is_enabled()) { |
| btif_dm_enable_service(service_id, false); |
| } |
| } |
| |
| void DynamicAudiobufferSizeCompleteCallback(tBTM_VSC_CMPL* p_vsc_cmpl_params) { |
| LOG(INFO) << __func__; |
| |
| if (p_vsc_cmpl_params->param_len < 1) { |
| LOG(ERROR) << __func__ |
| << ": The length of returned parameters is less than 1"; |
| return; |
| } |
| uint8_t* p_event_param_buf = p_vsc_cmpl_params->p_param_buf; |
| uint8_t status = 0xff; |
| uint8_t opcode = 0xff; |
| uint16_t respond_buffer_time = 0xffff; |
| |
| // [Return Parameter] | [Size] | [Purpose] |
| // Status | 1 octet | Command complete status |
| // Dynamic_Audio_Buffer_opcode| 1 octet | 0x02 - Set buffer time |
| // Audio_Codec_Buffer_Time | 2 octet | Current buffer time |
| STREAM_TO_UINT8(status, p_event_param_buf); |
| if (status != HCI_SUCCESS) { |
| LOG(ERROR) << __func__ |
| << ": Fail to configure DFTB. status: " << loghex(status); |
| return; |
| } |
| |
| if (p_vsc_cmpl_params->param_len != 4) { |
| LOG(FATAL) << __func__ |
| << ": The length of returned parameters is not equal to 4: " |
| << std::to_string(p_vsc_cmpl_params->param_len); |
| return; |
| } |
| |
| STREAM_TO_UINT8(opcode, p_event_param_buf); |
| LOG(INFO) << __func__ << ": opcode = " << loghex(opcode); |
| |
| if (opcode == 0x02) { |
| STREAM_TO_UINT16(respond_buffer_time, p_event_param_buf); |
| LOG(INFO) << __func__ |
| << ": Succeed to configure Media Tx Buffer, used_buffer_time = " |
| << loghex(respond_buffer_time); |
| } |
| } |
| |
| bt_status_t btif_set_dynamic_audio_buffer_size(int codec, int size) { |
| BTIF_TRACE_DEBUG("%s", __func__); |
| |
| tBTM_BLE_VSC_CB cmn_vsc_cb; |
| BTM_BleGetVendorCapabilities(&cmn_vsc_cb); |
| |
| if (!btif_av_is_a2dp_offload_enabled()) { |
| BTIF_TRACE_DEBUG("%s Set buffer size (%d) for A2DP software encoding", |
| __func__, size); |
| btif_av_set_dynamic_audio_buffer_size((uint8_t(size))); |
| } else { |
| if (cmn_vsc_cb.dynamic_audio_buffer_support != 0) { |
| BTIF_TRACE_DEBUG("%s Set buffer size (%d) for A2DP offload", __func__, |
| size); |
| uint16_t firmware_tx_buffer_length_byte; |
| uint8_t param[3] = {0}; |
| uint8_t* p_param = param; |
| |
| firmware_tx_buffer_length_byte = static_cast<uint16_t>(size); |
| LOG(INFO) << __func__ << "firmware_tx_buffer_length_byte: " |
| << firmware_tx_buffer_length_byte; |
| |
| UINT8_TO_STREAM(p_param, HCI_CONTROLLER_DAB_SET_BUFFER_TIME); |
| UINT16_TO_STREAM(p_param, firmware_tx_buffer_length_byte); |
| BTM_VendorSpecificCommand(HCI_CONTROLLER_DAB, p_param - param, param, |
| DynamicAudiobufferSizeCompleteCallback); |
| } |
| } |
| |
| return BT_STATUS_SUCCESS; |
| } |