| /****************************************************************************** |
| * |
| * 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 <base/at_exit.h> |
| #include <base/bind.h> |
| #include <base/run_loop.h> |
| #include <base/threading/platform_thread.h> |
| #include <base/threading/thread.h> |
| #include <ctype.h> |
| #include <dirent.h> |
| #include <fcntl.h> |
| #include <hardware/bluetooth.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| #include "bt_common.h" |
| #include "bt_utils.h" |
| #include "bta_api.h" |
| #include "bte.h" |
| #include "btif_api.h" |
| #include "btif_av.h" |
| #include "btif_config.h" |
| #include "btif_pan.h" |
| #include "btif_profile_queue.h" |
| #include "btif_sock.h" |
| #include "btif_storage.h" |
| #include "btif_uid.h" |
| #include "btif_util.h" |
| #include "btu.h" |
| #include "common/message_loop_thread.h" |
| #include "device/include/controller.h" |
| #include "osi/include/fixed_queue.h" |
| #include "osi/include/future.h" |
| #include "osi/include/log.h" |
| #include "osi/include/osi.h" |
| #include "osi/include/properties.h" |
| #include "stack_manager.h" |
| |
| using base::PlatformThread; |
| using bluetooth::Uuid; |
| using bluetooth::common::MessageLoopThread; |
| |
| /******************************************************************************* |
| * Constants & Macros |
| ******************************************************************************/ |
| |
| #ifndef BTE_DID_CONF_FILE |
| // TODO(armansito): Find a better way than searching by a hardcoded path. |
| #if defined(OS_GENERIC) |
| #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 |
| |
| /******************************************************************************* |
| * Local type definitions |
| ******************************************************************************/ |
| |
| /* These type definitions are used when passing data from the HAL to BTIF |
| * context in the downstream path for the adapter and remote_device property |
| * APIs |
| */ |
| |
| typedef struct { |
| RawAddress bd_addr; |
| bt_property_type_t type; |
| } btif_storage_read_t; |
| |
| typedef struct { |
| RawAddress bd_addr; |
| bt_property_t prop; |
| } btif_storage_write_t; |
| |
| typedef union { |
| btif_storage_read_t read_req; |
| btif_storage_write_t write_req; |
| } btif_storage_req_t; |
| |
| typedef enum { |
| BTIF_CORE_STATE_DISABLED = 0, |
| BTIF_CORE_STATE_ENABLING, |
| BTIF_CORE_STATE_ENABLED, |
| BTIF_CORE_STATE_DISABLING |
| } btif_core_state_t; |
| |
| /******************************************************************************* |
| * 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; |
| |
| /******************************************************************************* |
| * Static functions |
| ******************************************************************************/ |
| static void btif_jni_associate(); |
| static void btif_jni_disassociate(); |
| |
| /* sends message to btif task */ |
| static void btif_sendmsg(void* p_msg); |
| |
| /******************************************************************************* |
| * Externs |
| ******************************************************************************/ |
| extern fixed_queue_t* btu_hci_msg_queue; |
| |
| void btif_dm_execute_service_request(uint16_t event, char* p_param); |
| #ifdef BTIF_DM_OOB_TEST |
| void btif_dm_load_local_oob(void); |
| #endif |
| |
| /******************************************************************************* |
| * |
| * Function btif_context_switched |
| * |
| * Description Callback used to execute transferred context callback |
| * |
| * p_msg : message to be executed in btif context |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| static void btif_context_switched(void* p_msg) { |
| BTIF_TRACE_VERBOSE("btif_context_switched"); |
| |
| tBTIF_CONTEXT_SWITCH_CBACK* p = (tBTIF_CONTEXT_SWITCH_CBACK*)p_msg; |
| |
| /* each callback knows how to parse the data */ |
| if (p->p_cb) p->p_cb(p->event, p->p_param); |
| } |
| |
| /******************************************************************************* |
| * |
| * 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 */ |
| } |
| |
| btif_sendmsg(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(); |
| } |
| |
| base::MessageLoop* 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(UNUSED_ATTR uint16_t event, UNUSED_ATTR char* p_param) { |
| BTIF_TRACE_DEBUG("btif_task: received trigger stack init event"); |
| btif_dm_load_ble_local_keys(); |
| BTA_EnableBluetooth(bte_dm_evt); |
| } |
| |
| /******************************************************************************* |
| * |
| * 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) { |
| BT_HDR* p_msg = (BT_HDR*)context; |
| |
| BTIF_TRACE_VERBOSE("btif task fetched event %x", p_msg->event); |
| |
| switch (p_msg->event) { |
| case BT_EVT_CONTEXT_SWITCH_EVT: |
| btif_context_switched(p_msg); |
| break; |
| default: |
| BTIF_TRACE_ERROR("unhandled btif event (%d)", p_msg->event & BT_EVT_MASK); |
| break; |
| } |
| osi_free(p_msg); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_sendmsg |
| * |
| * Description Sends msg to BTIF task |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| void btif_sendmsg(void* p_msg) { |
| do_in_jni_thread(base::Bind(&bt_jni_msg_ready, p_msg)); |
| } |
| |
| /******************************************************************************* |
| * |
| * 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(LOG_TAG, "%s entered", __func__); |
| exit_manager = new base::AtExitManager(); |
| bte_main_boot_entry(); |
| jni_thread.StartUp(); |
| jni_thread.DoInThread(FROM_HERE, base::Bind(btif_jni_associate)); |
| LOG_INFO(LOG_TAG, "%s finished", __func__); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * 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(tBTA_STATUS status) { |
| LOG_INFO(LOG_TAG, "%s entered: status %d", __func__, status); |
| |
| /* 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 = 0; |
| if ((btif_config_get_str("Adapter", "Address", val, &val_size) == 0) || |
| strcmp(bdstr.c_str(), val) == 0) { |
| // This address is not present in the config file, save it there. |
| BTIF_TRACE_WARNING("%s: Saving the Adapter Address", __func__); |
| 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); |
| HAL_CBACK(bt_hal_cbacks, adapter_properties_cb, BT_STATUS_SUCCESS, 1, |
| &prop); |
| } |
| |
| bte_main_postload_cfg(); |
| |
| /* callback to HAL */ |
| if (status == BTA_SUCCESS) { |
| 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); |
| } else { |
| /* cleanup rfcomm & l2cap api */ |
| btif_sock_cleanup(); |
| |
| btif_pan_cleanup(); |
| |
| future_ready(stack_manager_get_hack_future(), FUTURE_FAIL); |
| } |
| |
| LOG_INFO(LOG_TAG, "%s finished", __func__); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_disable_bluetooth |
| * |
| * Description Inititates shutdown of Bluetooth system. |
| * Any active links will be dropped and device entering |
| * non connectable/discoverable mode |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| bt_status_t btif_disable_bluetooth() { |
| LOG_INFO(LOG_TAG, "%s entered", __func__); |
| |
| do_in_main_thread(FROM_HERE, base::Bind(&btm_ble_multi_adv_cleanup)); |
| // TODO(jpawlowski): this should do whole BTA_VendorCleanup(), but it would |
| // kill the stack now. |
| |
| btif_dm_on_disable(); |
| /* cleanup rfcomm & l2cap api */ |
| btif_sock_cleanup(); |
| btif_pan_cleanup(); |
| BTA_DisableBluetooth(); |
| |
| LOG_INFO(LOG_TAG, "%s finished", __func__); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_disable_bluetooth_evt |
| * |
| * Description Event notifying BT disable is now complete. |
| * Terminates main stack tasks and notifies HAL |
| * user with updated BT state. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| void btif_disable_bluetooth_evt() { |
| LOG_INFO(LOG_TAG, "%s entered", __func__); |
| |
| bte_main_disable(); |
| |
| /* callback to HAL */ |
| future_ready(stack_manager_get_hack_future(), FUTURE_SUCCESS); |
| |
| LOG_INFO(LOG_TAG, "%s finished", __func__); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_cleanup_bluetooth |
| * |
| * Description Cleanup BTIF state. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_cleanup_bluetooth() { |
| LOG_INFO(LOG_TAG, "%s entered", __func__); |
| do_in_main_thread(FROM_HERE, base::Bind(&BTA_VendorCleanup)); |
| btif_dm_cleanup(); |
| jni_thread.DoInThread(FROM_HERE, base::BindOnce(btif_jni_disassociate)); |
| btif_queue_release(); |
| jni_thread.ShutDown(); |
| bte_main_cleanup(); |
| delete exit_manager; |
| exit_manager = nullptr; |
| btif_dut_mode = 0; |
| LOG_INFO(LOG_TAG, "%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 |
| * |
| * Returns BT_STATUS_SUCCESS on success |
| * |
| ******************************************************************************/ |
| bt_status_t btif_dut_mode_configure(uint8_t enable) { |
| BTIF_TRACE_DEBUG("%s", __func__); |
| |
| if (!stack_manager_get_interface()->get_stack_is_running()) { |
| BTIF_TRACE_ERROR("btif_dut_mode_configure : Bluetooth not enabled"); |
| return BT_STATUS_NOT_READY; |
| } |
| |
| btif_dut_mode = enable; |
| if (enable == 1) { |
| BTA_EnableTestMode(); |
| } else { |
| BTA_DisableTestMode(); |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_dut_mode_send |
| * |
| * Description Sends a HCI Vendor specific command to the controller |
| * |
| * Returns BT_STATUS_SUCCESS on success |
| * |
| ******************************************************************************/ |
| bt_status_t btif_dut_mode_send(uint16_t opcode, uint8_t* buf, uint8_t len) { |
| /* TODO: Check that opcode is a vendor command group */ |
| BTIF_TRACE_DEBUG("%s", __func__); |
| if (!btif_is_dut_mode()) { |
| BTIF_TRACE_ERROR("Bluedroid HAL needs to be init with test_mode set to 1."); |
| return BT_STATUS_FAIL; |
| } |
| BTM_VendorSpecificCommand(opcode, len, buf, btif_dut_mode_cback); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /***************************************************************************** |
| * |
| * 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++; |
| |
| HAL_CBACK(bt_hal_cbacks, 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++; |
| |
| HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb, BT_STATUS_SUCCESS, |
| bd_addr, num_props, remote_properties); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function execute_storage_request |
| * |
| * Description Executes adapter storage request in BTIF context |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| |
| static void execute_storage_request(uint16_t event, char* p_param) { |
| bt_status_t status = BT_STATUS_SUCCESS; |
| |
| BTIF_TRACE_EVENT("execute storage request event : %d", event); |
| |
| switch (event) { |
| case BTIF_CORE_STORAGE_ADAPTER_WRITE: { |
| btif_storage_req_t* p_req = (btif_storage_req_t*)p_param; |
| bt_property_t* p_prop = &(p_req->write_req.prop); |
| BTIF_TRACE_EVENT("type: %d, len %d, 0x%x", p_prop->type, p_prop->len, |
| p_prop->val); |
| |
| status = btif_storage_set_adapter_property(p_prop); |
| HAL_CBACK(bt_hal_cbacks, adapter_properties_cb, status, 1, p_prop); |
| } break; |
| |
| case BTIF_CORE_STORAGE_ADAPTER_READ: { |
| btif_storage_req_t* p_req = (btif_storage_req_t*)p_param; |
| char buf[512]; |
| bt_property_t prop; |
| prop.type = p_req->read_req.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 { |
| status = btif_storage_get_adapter_property(&prop); |
| } |
| HAL_CBACK(bt_hal_cbacks, adapter_properties_cb, status, 1, &prop); |
| } break; |
| |
| case BTIF_CORE_STORAGE_ADAPTER_READ_ALL: { |
| status = btif_in_get_adapter_properties(); |
| } break; |
| |
| case BTIF_CORE_STORAGE_NOTIFY_STATUS: { |
| HAL_CBACK(bt_hal_cbacks, adapter_properties_cb, status, 0, NULL); |
| } break; |
| |
| default: |
| BTIF_TRACE_ERROR("%s invalid event id (%d)", __func__, event); |
| break; |
| } |
| } |
| |
| static void execute_storage_remote_request(uint16_t event, char* p_param) { |
| bt_status_t status = BT_STATUS_FAIL; |
| bt_property_t prop; |
| |
| BTIF_TRACE_EVENT("execute storage remote request event : %d", event); |
| |
| switch (event) { |
| case BTIF_CORE_STORAGE_REMOTE_READ: { |
| char buf[1024]; |
| btif_storage_req_t* p_req = (btif_storage_req_t*)p_param; |
| prop.type = p_req->read_req.type; |
| prop.val = (void*)buf; |
| prop.len = sizeof(buf); |
| |
| status = btif_storage_get_remote_device_property( |
| &(p_req->read_req.bd_addr), &prop); |
| HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb, status, |
| &(p_req->read_req.bd_addr), 1, &prop); |
| } break; |
| case BTIF_CORE_STORAGE_REMOTE_WRITE: { |
| btif_storage_req_t* p_req = (btif_storage_req_t*)p_param; |
| status = btif_storage_set_remote_device_property( |
| &(p_req->write_req.bd_addr), &(p_req->write_req.prop)); |
| } break; |
| case BTIF_CORE_STORAGE_REMOTE_READ_ALL: { |
| btif_storage_req_t* p_req = (btif_storage_req_t*)p_param; |
| btif_in_get_remote_device_properties(&p_req->read_req.bd_addr); |
| } break; |
| } |
| } |
| |
| void btif_adapter_properties_evt(bt_status_t status, uint32_t num_props, |
| bt_property_t* p_props) { |
| HAL_CBACK(bt_hal_cbacks, 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) { |
| HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb, status, remote_addr, |
| num_props, p_props); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_in_storage_request_copy_cb |
| * |
| * Description Switch context callback function to perform the deep copy for |
| * both the adapter and remote_device property API |
| * |
| * Returns None |
| * |
| ******************************************************************************/ |
| static void btif_in_storage_request_copy_cb(uint16_t event, char* p_new_buf, |
| char* p_old_buf) { |
| btif_storage_req_t* new_req = (btif_storage_req_t*)p_new_buf; |
| btif_storage_req_t* old_req = (btif_storage_req_t*)p_old_buf; |
| |
| BTIF_TRACE_EVENT("%s", __func__); |
| switch (event) { |
| case BTIF_CORE_STORAGE_REMOTE_WRITE: |
| case BTIF_CORE_STORAGE_ADAPTER_WRITE: { |
| new_req->write_req.bd_addr = old_req->write_req.bd_addr; |
| /* Copy the member variables one at a time */ |
| new_req->write_req.prop.type = old_req->write_req.prop.type; |
| new_req->write_req.prop.len = old_req->write_req.prop.len; |
| |
| new_req->write_req.prop.val = |
| (uint8_t*)(p_new_buf + sizeof(btif_storage_req_t)); |
| memcpy(new_req->write_req.prop.val, old_req->write_req.prop.val, |
| old_req->write_req.prop.len); |
| } break; |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_adapter_properties |
| * |
| * Description Fetch all available properties (local & remote) |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_get_adapter_properties(void) { |
| BTIF_TRACE_EVENT("%s", __func__); |
| |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| return btif_transfer_context(execute_storage_request, |
| BTIF_CORE_STORAGE_ADAPTER_READ_ALL, NULL, 0, |
| NULL); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_adapter_property |
| * |
| * Description Fetches property value from local cache |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_get_adapter_property(bt_property_type_t type) { |
| btif_storage_req_t req; |
| |
| BTIF_TRACE_EVENT("%s %d", __func__, type); |
| |
| /* Allow get_adapter_property only for BDADDR and BDNAME if BT is disabled */ |
| if (!btif_is_enabled() && (type != BT_PROPERTY_BDADDR) && |
| (type != BT_PROPERTY_BDNAME) && (type != BT_PROPERTY_CLASS_OF_DEVICE)) |
| return BT_STATUS_NOT_READY; |
| |
| req.read_req.bd_addr = RawAddress::kEmpty; |
| req.read_req.type = type; |
| |
| return btif_transfer_context(execute_storage_request, |
| BTIF_CORE_STORAGE_ADAPTER_READ, (char*)&req, |
| sizeof(btif_storage_req_t), NULL); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_set_adapter_property |
| * |
| * Description Updates core stack with property value and stores it in |
| * local cache |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_set_adapter_property(const bt_property_t* property) { |
| btif_storage_req_t req; |
| bt_status_t status = BT_STATUS_SUCCESS; |
| int storage_req_id = BTIF_CORE_STORAGE_NOTIFY_STATUS; /* default */ |
| char bd_name[BTM_MAX_LOC_BD_NAME_LEN + 1]; |
| uint16_t name_len = 0; |
| |
| BTIF_TRACE_EVENT("btif_set_adapter_property type: %d, len %d, 0x%x", |
| property->type, property->len, property->val); |
| |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| switch (property->type) { |
| case BT_PROPERTY_BDNAME: { |
| 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); |
| |
| storage_req_id = BTIF_CORE_STORAGE_ADAPTER_WRITE; |
| } break; |
| |
| case BT_PROPERTY_ADAPTER_SCAN_MODE: { |
| bt_scan_mode_t mode = *(bt_scan_mode_t*)property->val; |
| tBTA_DM_DISC disc_mode; |
| tBTA_DM_CONN conn_mode; |
| |
| switch (mode) { |
| case BT_SCAN_MODE_NONE: |
| disc_mode = BTA_DM_NON_DISC; |
| conn_mode = BTA_DM_NON_CONN; |
| break; |
| |
| case BT_SCAN_MODE_CONNECTABLE: |
| disc_mode = BTA_DM_NON_DISC; |
| conn_mode = BTA_DM_CONN; |
| break; |
| |
| case BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE: |
| disc_mode = BTA_DM_GENERAL_DISC; |
| conn_mode = BTA_DM_CONN; |
| break; |
| |
| default: |
| BTIF_TRACE_ERROR("invalid scan mode (0x%x)", mode); |
| return BT_STATUS_PARM_INVALID; |
| } |
| |
| BTIF_TRACE_EVENT("set property scan mode : %x", mode); |
| |
| BTA_DmSetVisibility(disc_mode, conn_mode, BTA_DM_IGNORE, BTA_DM_IGNORE); |
| |
| storage_req_id = BTIF_CORE_STORAGE_ADAPTER_WRITE; |
| } 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 */ |
| storage_req_id = BTIF_CORE_STORAGE_ADAPTER_WRITE; |
| } 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); |
| } break; |
| case BT_PROPERTY_BDADDR: |
| case BT_PROPERTY_UUIDS: |
| case BT_PROPERTY_ADAPTER_BONDED_DEVICES: |
| case BT_PROPERTY_REMOTE_FRIENDLY_NAME: |
| /* no write support through HAL, these properties are only populated from |
| * BTA events */ |
| status = BT_STATUS_FAIL; |
| 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. |
| storage_req_id = BTIF_CORE_STORAGE_ADAPTER_WRITE; |
| } break; |
| default: |
| BTIF_TRACE_ERROR("btif_get_adapter_property : invalid type %d", |
| property->type); |
| status = BT_STATUS_FAIL; |
| break; |
| } |
| |
| if (storage_req_id != BTIF_CORE_STORAGE_NO_ACTION) { |
| /* pass on to storage for updating local database */ |
| |
| req.write_req.bd_addr = RawAddress::kEmpty; |
| memcpy(&(req.write_req.prop), property, sizeof(bt_property_t)); |
| |
| return btif_transfer_context(execute_storage_request, storage_req_id, |
| (char*)&req, |
| sizeof(btif_storage_req_t) + property->len, |
| btif_in_storage_request_copy_cb); |
| } |
| |
| return status; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_remote_device_property |
| * |
| * Description Fetches the remote device property from the NVRAM |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_get_remote_device_property(RawAddress* remote_addr, |
| bt_property_type_t type) { |
| btif_storage_req_t req; |
| |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| req.read_req.bd_addr = *remote_addr; |
| req.read_req.type = type; |
| return btif_transfer_context(execute_storage_remote_request, |
| BTIF_CORE_STORAGE_REMOTE_READ, (char*)&req, |
| sizeof(btif_storage_req_t), NULL); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_remote_device_properties |
| * |
| * Description Fetches all the remote device properties from NVRAM |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_get_remote_device_properties(RawAddress* remote_addr) { |
| btif_storage_req_t req; |
| |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| req.read_req.bd_addr = *remote_addr; |
| return btif_transfer_context(execute_storage_remote_request, |
| BTIF_CORE_STORAGE_REMOTE_READ_ALL, (char*)&req, |
| sizeof(btif_storage_req_t), NULL); |
| } |
| |
| /******************************************************************************* |
| * |
| * 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 |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_set_remote_device_property(RawAddress* remote_addr, |
| const bt_property_t* property) { |
| btif_storage_req_t req; |
| |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| req.write_req.bd_addr = *remote_addr; |
| memcpy(&(req.write_req.prop), property, sizeof(bt_property_t)); |
| |
| return btif_transfer_context(execute_storage_remote_request, |
| BTIF_CORE_STORAGE_REMOTE_WRITE, (char*)&req, |
| sizeof(btif_storage_req_t) + property->len, |
| btif_in_storage_request_copy_cb); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_get_remote_service_record |
| * |
| * Description Looks up the service matching uuid on the remote device |
| * and fetches the SCN and service_name if the UUID is found |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_get_remote_service_record(const RawAddress& remote_addr, |
| const Uuid& uuid) { |
| if (!btif_is_enabled()) return BT_STATUS_NOT_READY; |
| |
| return btif_dm_get_remote_service_record(remote_addr, uuid); |
| } |
| |
| /******************************************************************************* |
| * |
| * 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 |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_enable_service(tBTA_SERVICE_ID service_id) { |
| tBTA_SERVICE_ID* p_id = &service_id; |
| |
| /* If BT is enabled, we need to switch to BTIF context and trigger the |
| * enable for that profile |
| * |
| * Otherwise, we just set the flag. On BT_Enable, the DM will trigger |
| * enable for the profiles that have been enabled */ |
| |
| btif_enabled_services |= (1 << service_id); |
| |
| BTIF_TRACE_DEBUG("%s: current services:0x%x", __func__, |
| btif_enabled_services); |
| |
| if (btif_is_enabled()) { |
| btif_transfer_context(btif_dm_execute_service_request, |
| BTIF_DM_ENABLE_SERVICE, (char*)p_id, |
| sizeof(tBTA_SERVICE_ID), NULL); |
| } |
| |
| return BT_STATUS_SUCCESS; |
| } |
| /******************************************************************************* |
| * |
| * 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 |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| bt_status_t btif_disable_service(tBTA_SERVICE_ID service_id) { |
| tBTA_SERVICE_ID* p_id = &service_id; |
| |
| /* If BT is enabled, we need to switch to BTIF context and trigger the |
| * disable for that profile so that the appropriate uuid_property_changed will |
| * be triggerred. Otherwise, we just need to clear the service_id in the mask |
| */ |
| |
| 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_transfer_context(btif_dm_execute_service_request, |
| BTIF_DM_DISABLE_SERVICE, (char*)p_id, |
| sizeof(tBTA_SERVICE_ID), NULL); |
| } |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static void btif_jni_associate() { |
| BTIF_TRACE_DEBUG("%s Associating thread to JVM", __func__); |
| HAL_CBACK(bt_hal_cbacks, thread_evt_cb, ASSOCIATE_JVM); |
| } |
| |
| static void btif_jni_disassociate() { |
| BTIF_TRACE_DEBUG("%s Disassociating thread from JVM", __func__); |
| HAL_CBACK(bt_hal_cbacks, thread_evt_cb, DISASSOCIATE_JVM); |
| bt_hal_cbacks = NULL; |
| } |
