| /****************************************************************************** |
| * |
| * Copyright (c) 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_storage.c |
| * |
| * Description: Stores the local BT adapter and remote device properties in |
| * NVRAM storage, typically as xml file in the |
| * mobile's filesystem |
| * |
| * |
| */ |
| |
| #define LOG_TAG "bt_btif_storage" |
| |
| #include "btif_storage.h" |
| |
| #include <alloca.h> |
| #include <base/logging.h> |
| #include <ctype.h> |
| #include <log/log.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| |
| #include "bt_common.h" |
| #include "bta_hd_api.h" |
| #include "bta_hearing_aid_api.h" |
| #include "bta_hh_api.h" |
| #include "btif_api.h" |
| #include "btif_config.h" |
| #include "btif_hd.h" |
| #include "btif_hh.h" |
| #include "btif_util.h" |
| #include "device/include/controller.h" |
| #include "osi/include/allocator.h" |
| #include "osi/include/compat.h" |
| #include "osi/include/config.h" |
| #include "osi/include/log.h" |
| #include "osi/include/osi.h" |
| |
| using base::Bind; |
| using bluetooth::Uuid; |
| |
| /******************************************************************************* |
| * Constants & Macros |
| ******************************************************************************/ |
| |
| // TODO(armansito): Find a better way than using a hardcoded path. |
| #define BTIF_STORAGE_PATH_BLUEDROID "/data/misc/bluedroid" |
| |
| //#define BTIF_STORAGE_PATH_ADAPTER_INFO "adapter_info" |
| //#define BTIF_STORAGE_PATH_REMOTE_DEVICES "remote_devices" |
| #define BTIF_STORAGE_PATH_REMOTE_DEVTIME "Timestamp" |
| #define BTIF_STORAGE_PATH_REMOTE_DEVCLASS "DevClass" |
| #define BTIF_STORAGE_PATH_REMOTE_DEVTYPE "DevType" |
| #define BTIF_STORAGE_PATH_REMOTE_NAME "Name" |
| |
| //#define BTIF_STORAGE_PATH_REMOTE_LINKKEYS "remote_linkkeys" |
| #define BTIF_STORAGE_PATH_REMOTE_ALIASE "Aliase" |
| #define BTIF_STORAGE_PATH_REMOTE_SERVICE "Service" |
| #define BTIF_STORAGE_PATH_REMOTE_HIDINFO "HidInfo" |
| #define BTIF_STORAGE_KEY_ADAPTER_NAME "Name" |
| #define BTIF_STORAGE_KEY_ADAPTER_SCANMODE "ScanMode" |
| #define BTIF_STORAGE_KEY_LOCAL_IO_CAPS "LocalIOCaps" |
| #define BTIF_STORAGE_KEY_LOCAL_IO_CAPS_BLE "LocalIOCapsBLE" |
| #define BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT "DiscoveryTimeout" |
| |
| /* This is a local property to add a device found */ |
| #define BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP 0xFF |
| |
| // TODO: This macro should be converted to a function |
| #define BTIF_STORAGE_GET_ADAPTER_PROP(s, t, v, l, p) \ |
| do { \ |
| (p).type = (t); \ |
| (p).val = (v); \ |
| (p).len = (l); \ |
| (s) = btif_storage_get_adapter_property(&(p)); \ |
| } while (0) |
| |
| // TODO: This macro should be converted to a function |
| #define BTIF_STORAGE_GET_REMOTE_PROP(b, t, v, l, p) \ |
| do { \ |
| (p).type = (t); \ |
| (p).val = (v); \ |
| (p).len = (l); \ |
| btif_storage_get_remote_device_property((b), &(p)); \ |
| } while (0) |
| |
| #define STORAGE_BDADDR_STRING_SZ (18) /* 00:11:22:33:44:55 */ |
| #define STORAGE_UUID_STRING_SIZE \ |
| (36 + 1) /* 00001200-0000-1000-8000-00805f9b34fb; */ |
| #define STORAGE_PINLEN_STRING_MAX_SIZE (2) /* ascii pinlen max chars */ |
| #define STORAGE_KEYTYPE_STRING_MAX_SIZE (1) /* ascii keytype max chars */ |
| |
| #define STORAGE_KEY_TYPE_MAX (10) |
| |
| #define STORAGE_HID_ATRR_MASK_SIZE (4) |
| #define STORAGE_HID_SUB_CLASS_SIZE (2) |
| #define STORAGE_HID_APP_ID_SIZE (2) |
| #define STORAGE_HID_VENDOR_ID_SIZE (4) |
| #define STORAGE_HID_PRODUCT_ID_SIZE (4) |
| #define STORAGE_HID_VERSION_SIZE (4) |
| #define STORAGE_HID_CTRY_CODE_SIZE (2) |
| #define STORAGE_HID_DESC_LEN_SIZE (4) |
| #define STORAGE_HID_DESC_MAX_SIZE (2 * 512) |
| |
| /* <18 char bd addr> <space> LIST< <36 char uuid> <;> > <keytype (dec)> <pinlen> |
| */ |
| #define BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX \ |
| (STORAGE_BDADDR_STRING_SZ + 1 + \ |
| STORAGE_UUID_STRING_SIZE * BT_MAX_NUM_UUIDS + \ |
| STORAGE_PINLEN_STRING_MAX_SIZE + STORAGE_KEYTYPE_STRING_MAX_SIZE) |
| |
| #define STORAGE_REMOTE_LINKKEYS_ENTRY_SIZE (LINK_KEY_LEN * 2 + 1 + 2 + 1 + 2) |
| |
| /* <18 char bd addr> <space>LIST <attr_mask> <space> > <sub_class> <space> |
| <app_id> <space> |
| <vendor_id> <space> > <product_id> <space> |
| <version> <space> |
| <ctry_code> <space> > <desc_len> <space> |
| <desc_list> <space> */ |
| #define BTIF_HID_INFO_ENTRY_SIZE_MAX \ |
| (STORAGE_BDADDR_STRING_SZ + 1 + STORAGE_HID_ATRR_MASK_SIZE + 1 + \ |
| STORAGE_HID_SUB_CLASS_SIZE + 1 + STORAGE_HID_APP_ID_SIZE + 1 + \ |
| STORAGE_HID_VENDOR_ID_SIZE + 1 + STORAGE_HID_PRODUCT_ID_SIZE + 1 + \ |
| STORAGE_HID_VERSION_SIZE + 1 + STORAGE_HID_CTRY_CODE_SIZE + 1 + \ |
| STORAGE_HID_DESC_LEN_SIZE + 1 + STORAGE_HID_DESC_MAX_SIZE + 1) |
| |
| /* currently remote services is the potentially largest entry */ |
| #define BTIF_STORAGE_MAX_LINE_SZ BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX |
| |
| /* check against unv max entry size at compile time */ |
| #if (BTIF_STORAGE_ENTRY_MAX_SIZE > UNV_MAXLINE_LENGTH) |
| #error "btif storage entry size exceeds unv max line size" |
| #endif |
| |
| /******************************************************************************* |
| * Local type definitions |
| ******************************************************************************/ |
| typedef struct { |
| uint32_t num_devices; |
| RawAddress devices[BTM_SEC_MAX_DEVICE_RECORDS]; |
| } btif_bonded_devices_t; |
| |
| /******************************************************************************* |
| * External functions |
| ******************************************************************************/ |
| |
| extern void btif_gatts_add_bonded_dev_from_nv(const RawAddress& bda); |
| |
| /******************************************************************************* |
| * Internal Functions |
| ******************************************************************************/ |
| |
| static bt_status_t btif_in_fetch_bonded_ble_device( |
| const std::string& remote_bd_addr, int add, |
| btif_bonded_devices_t* p_bonded_devices); |
| static bt_status_t btif_in_fetch_bonded_device(const std::string& bdstr); |
| |
| static bool btif_has_ble_keys(const std::string& bdstr); |
| |
| /******************************************************************************* |
| * Static functions |
| ******************************************************************************/ |
| |
| static int prop2cfg(const RawAddress* remote_bd_addr, bt_property_t* prop) { |
| std::string bdstr; |
| if (remote_bd_addr) { |
| bdstr = remote_bd_addr->ToString(); |
| } |
| |
| BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr.c_str(), |
| prop->type, prop->len); |
| char value[1024]; |
| if (prop->len <= 0 || prop->len > (int)sizeof(value) - 1) { |
| BTIF_TRACE_ERROR("property type:%d, len:%d is invalid", prop->type, |
| prop->len); |
| return false; |
| } |
| switch (prop->type) { |
| case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP: |
| btif_config_set_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTIME, |
| (int)time(NULL)); |
| break; |
| case BT_PROPERTY_BDNAME: { |
| int name_length = prop->len > BTM_MAX_LOC_BD_NAME_LEN |
| ? BTM_MAX_LOC_BD_NAME_LEN |
| : prop->len; |
| strncpy(value, (char*)prop->val, name_length); |
| value[name_length] = '\0'; |
| if (remote_bd_addr) { |
| btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_NAME, value); |
| } else { |
| btif_config_set_str("Adapter", BTIF_STORAGE_KEY_ADAPTER_NAME, value); |
| btif_config_flush(); |
| } |
| break; |
| } |
| case BT_PROPERTY_REMOTE_FRIENDLY_NAME: |
| strncpy(value, (char*)prop->val, prop->len); |
| value[prop->len] = '\0'; |
| btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE, value); |
| break; |
| case BT_PROPERTY_ADAPTER_SCAN_MODE: |
| btif_config_set_int("Adapter", BTIF_STORAGE_KEY_ADAPTER_SCANMODE, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_LOCAL_IO_CAPS: |
| btif_config_set_int("Adapter", BTIF_STORAGE_KEY_LOCAL_IO_CAPS, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_LOCAL_IO_CAPS_BLE: |
| btif_config_set_int("Adapter", BTIF_STORAGE_KEY_LOCAL_IO_CAPS_BLE, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT: |
| btif_config_set_int("Adapter", BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_CLASS_OF_DEVICE: |
| btif_config_set_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVCLASS, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_TYPE_OF_DEVICE: |
| btif_config_set_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTYPE, |
| *(int*)prop->val); |
| break; |
| case BT_PROPERTY_UUIDS: { |
| std::string val; |
| size_t cnt = (prop->len) / sizeof(Uuid); |
| for (size_t i = 0; i < cnt; i++) { |
| val += (reinterpret_cast<Uuid*>(prop->val) + i)->ToString() + " "; |
| } |
| btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_SERVICE, val); |
| break; |
| } |
| case BT_PROPERTY_REMOTE_VERSION_INFO: { |
| bt_remote_version_t* info = (bt_remote_version_t*)prop->val; |
| |
| if (!info) return false; |
| |
| btif_config_set_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_MFCT, |
| info->manufacturer); |
| btif_config_set_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_VER, info->version); |
| btif_config_set_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_SUBVER, |
| info->sub_ver); |
| } break; |
| |
| default: |
| BTIF_TRACE_ERROR("Unknown prop type:%d", prop->type); |
| return false; |
| } |
| |
| /* No need to look for bonded device with address of NULL */ |
| if (remote_bd_addr && |
| btif_in_fetch_bonded_device(bdstr) == BT_STATUS_SUCCESS) { |
| /* save changes if the device was bonded */ |
| btif_config_flush(); |
| } |
| |
| return true; |
| } |
| |
| static int cfg2prop(const RawAddress* remote_bd_addr, bt_property_t* prop) { |
| std::string bdstr; |
| if (remote_bd_addr) { |
| bdstr = remote_bd_addr->ToString(); |
| } |
| BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr.c_str(), |
| prop->type, prop->len); |
| if (prop->len <= 0) { |
| BTIF_TRACE_ERROR("property type:%d, len:%d is invalid", prop->type, |
| prop->len); |
| return false; |
| } |
| int ret = false; |
| switch (prop->type) { |
| case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTIME, |
| (int*)prop->val); |
| break; |
| case BT_PROPERTY_BDNAME: { |
| int len = prop->len; |
| if (remote_bd_addr) |
| ret = btif_config_get_str(bdstr, BTIF_STORAGE_PATH_REMOTE_NAME, |
| (char*)prop->val, &len); |
| else |
| ret = btif_config_get_str("Adapter", BTIF_STORAGE_KEY_ADAPTER_NAME, |
| (char*)prop->val, &len); |
| if (ret && len && len <= prop->len) |
| prop->len = len - 1; |
| else { |
| prop->len = 0; |
| ret = false; |
| } |
| break; |
| } |
| case BT_PROPERTY_REMOTE_FRIENDLY_NAME: { |
| int len = prop->len; |
| ret = btif_config_get_str(bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE, |
| (char*)prop->val, &len); |
| if (ret && len && len <= prop->len) |
| prop->len = len - 1; |
| else { |
| prop->len = 0; |
| ret = false; |
| } |
| break; |
| } |
| case BT_PROPERTY_ADAPTER_SCAN_MODE: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int("Adapter", BTIF_STORAGE_KEY_ADAPTER_SCANMODE, |
| (int*)prop->val); |
| break; |
| |
| case BT_PROPERTY_LOCAL_IO_CAPS: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int("Adapter", BTIF_STORAGE_KEY_LOCAL_IO_CAPS, |
| (int*)prop->val); |
| break; |
| case BT_PROPERTY_LOCAL_IO_CAPS_BLE: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int("Adapter", BTIF_STORAGE_KEY_LOCAL_IO_CAPS_BLE, |
| (int*)prop->val); |
| break; |
| |
| case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int( |
| "Adapter", BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, (int*)prop->val); |
| break; |
| case BT_PROPERTY_CLASS_OF_DEVICE: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVCLASS, |
| (int*)prop->val); |
| break; |
| case BT_PROPERTY_TYPE_OF_DEVICE: |
| if (prop->len >= (int)sizeof(int)) |
| ret = btif_config_get_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTYPE, |
| (int*)prop->val); |
| break; |
| case BT_PROPERTY_UUIDS: { |
| char value[1280]; |
| int size = sizeof(value); |
| if (btif_config_get_str(bdstr, BTIF_STORAGE_PATH_REMOTE_SERVICE, value, |
| &size)) { |
| Uuid* p_uuid = reinterpret_cast<Uuid*>(prop->val); |
| size_t num_uuids = |
| btif_split_uuids_string(value, p_uuid, BT_MAX_NUM_UUIDS); |
| prop->len = num_uuids * sizeof(Uuid); |
| ret = true; |
| } else { |
| prop->val = NULL; |
| prop->len = 0; |
| } |
| } break; |
| |
| case BT_PROPERTY_REMOTE_VERSION_INFO: { |
| bt_remote_version_t* info = (bt_remote_version_t*)prop->val; |
| |
| if (prop->len >= (int)sizeof(bt_remote_version_t)) { |
| ret = btif_config_get_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_MFCT, |
| &info->manufacturer); |
| |
| if (ret) |
| ret = btif_config_get_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_VER, |
| &info->version); |
| |
| if (ret) |
| ret = btif_config_get_int(bdstr, BT_CONFIG_KEY_REMOTE_VER_SUBVER, |
| &info->sub_ver); |
| } |
| } break; |
| |
| default: |
| BTIF_TRACE_ERROR("Unknow prop type:%d", prop->type); |
| return false; |
| } |
| return ret; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_in_fetch_bonded_devices |
| * |
| * Description Internal helper function to fetch the bonded devices |
| * from NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| static bt_status_t btif_in_fetch_bonded_device(const std::string& bdstr) { |
| bool bt_linkkey_file_found = false; |
| |
| LinkKey link_key; |
| size_t size = link_key.size(); |
| if (btif_config_get_bin(bdstr, "LinkKey", link_key.data(), &size)) { |
| int linkkey_type; |
| if (btif_config_get_int(bdstr, "LinkKeyType", &linkkey_type)) { |
| bt_linkkey_file_found = true; |
| } else { |
| bt_linkkey_file_found = false; |
| } |
| } |
| if ((btif_in_fetch_bonded_ble_device(bdstr, false, NULL) != |
| BT_STATUS_SUCCESS) && |
| (!bt_linkkey_file_found)) { |
| BTIF_TRACE_DEBUG("Remote device:%s, no link key or ble key found", |
| bdstr.c_str()); |
| return BT_STATUS_FAIL; |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_in_fetch_bonded_devices |
| * |
| * Description Internal helper function to fetch the bonded devices |
| * from NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| static bt_status_t btif_in_fetch_bonded_devices( |
| btif_bonded_devices_t* p_bonded_devices, int add) { |
| memset(p_bonded_devices, 0, sizeof(btif_bonded_devices_t)); |
| |
| bool bt_linkkey_file_found = false; |
| int device_type; |
| |
| // TODO: this code is not thread safe, it can corrupt config content. |
| // b/67595284 |
| for (const section_t& section : btif_config_sections()) { |
| const std::string& name = section.name; |
| if (!RawAddress::IsValidAddress(name)) continue; |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name.c_str()); |
| LinkKey link_key; |
| size_t size = sizeof(link_key); |
| if (btif_config_get_bin(name, "LinkKey", link_key.data(), &size)) { |
| int linkkey_type; |
| if (btif_config_get_int(name, "LinkKeyType", &linkkey_type)) { |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| if (add) { |
| DEV_CLASS dev_class = {0, 0, 0}; |
| int cod; |
| int pin_length = 0; |
| if (btif_config_get_int(name, "DevClass", &cod)) |
| uint2devclass((uint32_t)cod, dev_class); |
| btif_config_get_int(name, "PinLength", &pin_length); |
| BTA_DmAddDevice(bd_addr, dev_class, link_key, 0, 0, |
| (uint8_t)linkkey_type, 0, pin_length); |
| |
| if (btif_config_get_int(name, "DevType", &device_type) && |
| (device_type == BT_DEVICE_TYPE_DUMO)) { |
| btif_gatts_add_bonded_dev_from_nv(bd_addr); |
| } |
| } |
| bt_linkkey_file_found = true; |
| p_bonded_devices->devices[p_bonded_devices->num_devices++] = bd_addr; |
| } else { |
| bt_linkkey_file_found = false; |
| } |
| } |
| if (!btif_in_fetch_bonded_ble_device(name, add, p_bonded_devices) && !bt_linkkey_file_found) { |
| BTIF_TRACE_DEBUG("Remote device:%s, no link key or ble key found", |
| name.c_str()); |
| } |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static void btif_read_le_key(const uint8_t key_type, const size_t key_len, |
| RawAddress bd_addr, const uint8_t addr_type, |
| const bool add_key, bool* device_added, |
| bool* key_found) { |
| CHECK(device_added); |
| CHECK(key_found); |
| |
| tBTA_LE_KEY_VALUE key; |
| memset(&key, 0, sizeof(key)); |
| |
| if (btif_storage_get_ble_bonding_key(&bd_addr, key_type, (uint8_t*)&key, |
| key_len) == BT_STATUS_SUCCESS) { |
| if (add_key) { |
| if (!*device_added) { |
| BTA_DmAddBleDevice(bd_addr, addr_type, BT_DEVICE_TYPE_BLE); |
| *device_added = true; |
| } |
| |
| BTIF_TRACE_DEBUG("%s() Adding key type %d for %s", __func__, key_type, |
| bd_addr.ToString().c_str()); |
| BTA_DmAddBleKey(bd_addr, &key, key_type); |
| } |
| |
| *key_found = true; |
| } |
| } |
| |
| /******************************************************************************* |
| * Functions |
| * |
| * Functions are synchronous and can be called by both from internal modules |
| * such as BTIF_DM and by external entiries from HAL via BTIF_context_switch. |
| * For OUT parameters, the caller is expected to provide the memory. |
| * Caller is expected to provide a valid pointer to 'property->value' based on |
| * the property->type. |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * |
| * Function btif_split_uuids_string |
| * |
| * Description Internal helper function to split the string of UUIDs |
| * read from the NVRAM to an array |
| * |
| * Returns Number of UUIDs parsed from the supplied string |
| * |
| ******************************************************************************/ |
| size_t btif_split_uuids_string(const char* str, bluetooth::Uuid* p_uuid, |
| size_t max_uuids) { |
| CHECK(str); |
| CHECK(p_uuid); |
| |
| size_t num_uuids = 0; |
| while (str && num_uuids < max_uuids) { |
| bool is_valid; |
| bluetooth::Uuid tmp = |
| Uuid::FromString(std::string(str, Uuid::kString128BitLen), &is_valid); |
| if (!is_valid) break; |
| |
| *p_uuid = tmp; |
| p_uuid++; |
| |
| num_uuids++; |
| str = strchr(str, ' '); |
| if (str) str++; |
| } |
| |
| return num_uuids; |
| } |
| |
| /** |
| * Helper function for fetching a local Input/Output capability property. If not |
| * set, it returns the default value. |
| */ |
| static uint8_t btif_storage_get_io_cap_property(bt_property_type_t type, |
| uint8_t default_value) { |
| char buf[sizeof(int)]; |
| |
| bt_property_t property; |
| property.type = type; |
| property.val = (void*)buf; |
| property.len = sizeof(int); |
| |
| bt_status_t ret = btif_storage_get_adapter_property(&property); |
| |
| return (ret == BT_STATUS_SUCCESS) ? (uint8_t)(*(int*)property.val) |
| : default_value; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_io_caps |
| * |
| * Description BTIF storage API - Fetches the local Input/Output |
| * capabilities of the device. |
| * |
| * Returns Returns local IO Capability of device. If not stored, |
| * returns BTM_LOCAL_IO_CAPS. |
| * |
| ******************************************************************************/ |
| uint8_t btif_storage_get_local_io_caps() { |
| return btif_storage_get_io_cap_property(BT_PROPERTY_LOCAL_IO_CAPS, |
| BTM_LOCAL_IO_CAPS); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_io_caps_ble |
| * |
| * Description BTIF storage API - Fetches the local Input/Output |
| * capabilities of the BLE device. |
| * |
| * Returns Returns local IO Capability of BLE device. If not stored, |
| * returns BTM_LOCAL_IO_CAPS_BLE. |
| * |
| ******************************************************************************/ |
| uint8_t btif_storage_get_local_io_caps_ble() { |
| return btif_storage_get_io_cap_property(BT_PROPERTY_LOCAL_IO_CAPS_BLE, |
| BTM_LOCAL_IO_CAPS_BLE); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_adapter_property |
| * |
| * Description BTIF storage API - Fetches the adapter property->type |
| * from NVRAM and fills property->val. |
| * Caller should provide memory for property->val and |
| * set the property->val |
| * |
| * Returns BT_STATUS_SUCCESS if the fetch was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_get_adapter_property(bt_property_t* property) { |
| /* Special handling for adapter address and BONDED_DEVICES */ |
| if (property->type == BT_PROPERTY_BDADDR) { |
| RawAddress* bd_addr = (RawAddress*)property->val; |
| /* Fetch the local BD ADDR */ |
| const controller_t* controller = controller_get_interface(); |
| if (!controller->get_is_ready()) { |
| LOG_ERROR(LOG_TAG, |
| "%s: Controller not ready! Unable to return Bluetooth Address", |
| __func__); |
| *bd_addr = RawAddress::kEmpty; |
| return BT_STATUS_FAIL; |
| } else { |
| LOG_ERROR(LOG_TAG, "%s: Controller ready!", __func__); |
| *bd_addr = *controller->get_address(); |
| } |
| property->len = RawAddress::kLength; |
| return BT_STATUS_SUCCESS; |
| } else if (property->type == BT_PROPERTY_ADAPTER_BONDED_DEVICES) { |
| btif_bonded_devices_t bonded_devices; |
| |
| btif_in_fetch_bonded_devices(&bonded_devices, 0); |
| |
| BTIF_TRACE_DEBUG( |
| "%s: Number of bonded devices: %d " |
| "Property:BT_PROPERTY_ADAPTER_BONDED_DEVICES", |
| __func__, bonded_devices.num_devices); |
| |
| if (bonded_devices.num_devices > 0) { |
| property->len = bonded_devices.num_devices * RawAddress::kLength; |
| memcpy(property->val, bonded_devices.devices, property->len); |
| } |
| |
| /* if there are no bonded_devices, then length shall be 0 */ |
| return BT_STATUS_SUCCESS; |
| } else if (property->type == BT_PROPERTY_UUIDS) { |
| /* publish list of local supported services */ |
| Uuid* p_uuid = reinterpret_cast<Uuid*>(property->val); |
| uint32_t num_uuids = 0; |
| uint32_t i; |
| |
| tBTA_SERVICE_MASK service_mask = btif_get_enabled_services_mask(); |
| LOG_INFO(LOG_TAG, "%s service_mask:0x%x", __func__, service_mask); |
| for (i = 0; i < BTA_MAX_SERVICE_ID; i++) { |
| /* This should eventually become a function when more services are enabled |
| */ |
| if (service_mask & (tBTA_SERVICE_MASK)(1 << i)) { |
| switch (i) { |
| case BTA_HFP_SERVICE_ID: { |
| *(p_uuid + num_uuids) = |
| Uuid::From16Bit(UUID_SERVCLASS_AG_HANDSFREE); |
| num_uuids++; |
| } |
| FALLTHROUGH_INTENDED; /* FALLTHROUGH */ |
| /* intentional fall through: Send both BFP & HSP UUIDs if HFP is |
| * enabled */ |
| case BTA_HSP_SERVICE_ID: { |
| *(p_uuid + num_uuids) = |
| Uuid::From16Bit(UUID_SERVCLASS_HEADSET_AUDIO_GATEWAY); |
| num_uuids++; |
| } break; |
| case BTA_A2DP_SOURCE_SERVICE_ID: { |
| *(p_uuid + num_uuids) = |
| Uuid::From16Bit(UUID_SERVCLASS_AUDIO_SOURCE); |
| num_uuids++; |
| } break; |
| case BTA_A2DP_SINK_SERVICE_ID: { |
| *(p_uuid + num_uuids) = Uuid::From16Bit(UUID_SERVCLASS_AUDIO_SINK); |
| num_uuids++; |
| } break; |
| case BTA_HFP_HS_SERVICE_ID: { |
| *(p_uuid + num_uuids) = |
| Uuid::From16Bit(UUID_SERVCLASS_HF_HANDSFREE); |
| num_uuids++; |
| } break; |
| } |
| } |
| } |
| property->len = (num_uuids) * sizeof(Uuid); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /* fall through for other properties */ |
| if (!cfg2prop(NULL, property)) { |
| return btif_dm_get_adapter_property(property); |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_set_adapter_property |
| * |
| * Description BTIF storage API - Stores the adapter property |
| * to NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_set_adapter_property(bt_property_t* property) { |
| return prop2cfg(NULL, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_remote_device_property |
| * |
| * Description BTIF storage API - Fetches the remote device property->type |
| * from NVRAM and fills property->val. |
| * Caller should provide memory for property->val and |
| * set the property->val |
| * |
| * Returns BT_STATUS_SUCCESS if the fetch was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_get_remote_device_property( |
| const RawAddress* remote_bd_addr, bt_property_t* property) { |
| return cfg2prop(remote_bd_addr, property) ? BT_STATUS_SUCCESS |
| : BT_STATUS_FAIL; |
| } |
| /******************************************************************************* |
| * |
| * Function btif_storage_set_remote_device_property |
| * |
| * Description BTIF storage API - Stores the remote device property |
| * to NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_set_remote_device_property( |
| const RawAddress* remote_bd_addr, bt_property_t* property) { |
| return prop2cfg(remote_bd_addr, property) ? BT_STATUS_SUCCESS |
| : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_add_remote_device |
| * |
| * Description BTIF storage API - Adds a newly discovered device to NVRAM |
| * along with the timestamp. Also, stores the various |
| * properties - RSSI, BDADDR, NAME (if found in EIR) |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_add_remote_device(const RawAddress* remote_bd_addr, |
| uint32_t num_properties, |
| bt_property_t* properties) { |
| uint32_t i = 0; |
| /* TODO: If writing a property, fails do we go back undo the earlier |
| * written properties? */ |
| for (i = 0; i < num_properties; i++) { |
| /* Ignore the RSSI as this is not stored in DB */ |
| if (properties[i].type == BT_PROPERTY_REMOTE_RSSI) continue; |
| |
| /* address for remote device needs special handling as we also store |
| * timestamp */ |
| if (properties[i].type == BT_PROPERTY_BDADDR) { |
| bt_property_t addr_prop; |
| memcpy(&addr_prop, &properties[i], sizeof(bt_property_t)); |
| addr_prop.type = (bt_property_type_t)BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP; |
| btif_storage_set_remote_device_property(remote_bd_addr, &addr_prop); |
| } else { |
| btif_storage_set_remote_device_property(remote_bd_addr, &properties[i]); |
| } |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_add_bonded_device |
| * |
| * Description BTIF storage API - Adds the newly bonded device to NVRAM |
| * along with the link-key, Key type and Pin key length |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_storage_add_bonded_device(RawAddress* remote_bd_addr, |
| LinkKey link_key, uint8_t key_type, |
| uint8_t pin_length) { |
| std::string bdstr = remote_bd_addr->ToString(); |
| int ret = btif_config_set_int(bdstr, "LinkKeyType", (int)key_type); |
| ret &= btif_config_set_int(bdstr, "PinLength", (int)pin_length); |
| ret &= |
| btif_config_set_bin(bdstr, "LinkKey", link_key.data(), link_key.size()); |
| |
| if (is_restricted_mode()) { |
| BTIF_TRACE_WARNING("%s: '%s' pairing will be removed if unrestricted", |
| __func__, bdstr.c_str()); |
| btif_config_set_int(bdstr, "Restricted", 1); |
| } |
| |
| /* write bonded info immediately */ |
| btif_config_flush(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_remove_bonded_device |
| * |
| * Description BTIF storage API - Deletes the bonded device from NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the deletion was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_remove_bonded_device( |
| const RawAddress* remote_bd_addr) { |
| std::string bdstr = remote_bd_addr->ToString(); |
| BTIF_TRACE_DEBUG("in bd addr:%s", bdstr.c_str()); |
| |
| btif_storage_remove_ble_bonding_keys(remote_bd_addr); |
| |
| int ret = 1; |
| if (btif_config_exist(bdstr, "LinkKeyType")) |
| ret &= btif_config_remove(bdstr, "LinkKeyType"); |
| if (btif_config_exist(bdstr, "PinLength")) |
| ret &= btif_config_remove(bdstr, "PinLength"); |
| if (btif_config_exist(bdstr, "LinkKey")) |
| ret &= btif_config_remove(bdstr, "LinkKey"); |
| if (btif_config_exist(bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE)) { |
| ret &= btif_config_remove(bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE); |
| } |
| /* write bonded info immediately */ |
| btif_config_flush(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /* Some devices hardcode sample LTK value from spec, instead of generating one. |
| * Treat such devices as insecure, and remove such bonds when bluetooth |
| * restarts. Removing them after disconnection is handled separately. |
| * |
| * We still allow such devices to bond in order to give the user a chance to |
| * update firmware. |
| */ |
| static void remove_devices_with_sample_ltk() { |
| std::vector<RawAddress> bad_ltk; |
| for (const section_t& section : btif_config_sections()) { |
| const std::string& name = section.name; |
| if (!RawAddress::IsValidAddress(name)) { |
| continue; |
| } |
| |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| |
| tBTA_LE_KEY_VALUE key; |
| memset(&key, 0, sizeof(key)); |
| |
| if (btif_storage_get_ble_bonding_key( |
| &bd_addr, BTIF_DM_LE_KEY_PENC, (uint8_t*)&key, |
| sizeof(tBTM_LE_PENC_KEYS)) == BT_STATUS_SUCCESS) { |
| if (is_sample_ltk(key.penc_key.ltk)) { |
| bad_ltk.push_back(bd_addr); |
| } |
| } |
| } |
| |
| for (RawAddress address : bad_ltk) { |
| android_errorWriteLog(0x534e4554, "128437297"); |
| LOG(ERROR) << __func__ |
| << ": removing bond to device using test TLK: " << address; |
| |
| btif_storage_remove_bonded_device(&address); |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_load_bonded_devices |
| * |
| * Description BTIF storage API - Loads all the bonded devices from NVRAM |
| * and adds to the BTA. |
| * Additionally, this API also invokes the adaper_properties_cb |
| * and remote_device_properties_cb for each of the bonded |
| * devices. |
| * |
| * Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_load_bonded_devices(void) { |
| btif_bonded_devices_t bonded_devices; |
| uint32_t i = 0; |
| bt_property_t adapter_props[6]; |
| uint32_t num_props = 0; |
| bt_property_t remote_properties[8]; |
| RawAddress addr; |
| bt_bdname_t name, alias; |
| bt_scan_mode_t mode; |
| uint32_t disc_timeout; |
| Uuid local_uuids[BT_MAX_NUM_UUIDS]; |
| Uuid remote_uuids[BT_MAX_NUM_UUIDS]; |
| bt_status_t status; |
| |
| remove_devices_with_sample_ltk(); |
| |
| btif_in_fetch_bonded_devices(&bonded_devices, 1); |
| |
| /* Now send the adapter_properties_cb with all adapter_properties */ |
| { |
| memset(adapter_props, 0, sizeof(adapter_props)); |
| |
| /* address */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(status, BT_PROPERTY_BDADDR, &addr, |
| sizeof(addr), adapter_props[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_GET_ADAPTER_PROP(status, BT_PROPERTY_BDNAME, &name, |
| sizeof(name), adapter_props[num_props]); |
| num_props++; |
| |
| /* SCAN_MODE */ |
| /* TODO: At the time of BT on, always report the scan mode as 0 irrespective |
| of the scan_mode during the previous enable cycle. |
| This needs to be re-visited as part of the app/stack enable sequence |
| synchronization */ |
| mode = BT_SCAN_MODE_NONE; |
| adapter_props[num_props].type = BT_PROPERTY_ADAPTER_SCAN_MODE; |
| adapter_props[num_props].len = sizeof(mode); |
| adapter_props[num_props].val = &mode; |
| num_props++; |
| |
| /* DISC_TIMEOUT */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(status, BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT, |
| &disc_timeout, sizeof(disc_timeout), |
| adapter_props[num_props]); |
| num_props++; |
| |
| /* BONDED_DEVICES */ |
| RawAddress* devices_list = (RawAddress*)osi_malloc( |
| sizeof(RawAddress) * bonded_devices.num_devices); |
| adapter_props[num_props].type = BT_PROPERTY_ADAPTER_BONDED_DEVICES; |
| adapter_props[num_props].len = |
| bonded_devices.num_devices * sizeof(RawAddress); |
| adapter_props[num_props].val = devices_list; |
| for (i = 0; i < bonded_devices.num_devices; i++) { |
| devices_list[i] = bonded_devices.devices[i]; |
| } |
| num_props++; |
| |
| /* LOCAL UUIDs */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(status, BT_PROPERTY_UUIDS, local_uuids, |
| sizeof(local_uuids), |
| adapter_props[num_props]); |
| num_props++; |
| |
| btif_adapter_properties_evt(BT_STATUS_SUCCESS, num_props, adapter_props); |
| |
| osi_free(devices_list); |
| } |
| |
| BTIF_TRACE_EVENT("%s: %d bonded devices found", __func__, |
| bonded_devices.num_devices); |
| |
| { |
| for (i = 0; i < bonded_devices.num_devices; i++) { |
| RawAddress* p_remote_addr; |
| |
| /* |
| * TODO: improve handling of missing fields in NVRAM. |
| */ |
| uint32_t cod = 0; |
| uint32_t devtype = 0; |
| |
| num_props = 0; |
| p_remote_addr = &bonded_devices.devices[i]; |
| memset(remote_properties, 0, sizeof(remote_properties)); |
| BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_BDNAME, &name, |
| sizeof(name), remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, |
| BT_PROPERTY_REMOTE_FRIENDLY_NAME, &alias, |
| sizeof(alias), remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_CLASS_OF_DEVICE, |
| &cod, sizeof(cod), |
| remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_TYPE_OF_DEVICE, |
| &devtype, sizeof(devtype), |
| remote_properties[num_props]); |
| num_props++; |
| |
| BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_UUIDS, |
| remote_uuids, sizeof(remote_uuids), |
| remote_properties[num_props]); |
| num_props++; |
| |
| btif_remote_properties_evt(BT_STATUS_SUCCESS, p_remote_addr, num_props, |
| remote_properties); |
| } |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_add_ble_bonding_key |
| * |
| * Description BTIF storage API - Adds the newly bonded device to NVRAM |
| * along with the ble-key, Key type and Pin key length |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_storage_add_ble_bonding_key(RawAddress* remote_bd_addr, |
| const uint8_t* key, |
| uint8_t key_type, |
| uint8_t key_length) { |
| const char* name; |
| switch (key_type) { |
| case BTIF_DM_LE_KEY_PENC: |
| name = "LE_KEY_PENC"; |
| break; |
| case BTIF_DM_LE_KEY_PID: |
| name = "LE_KEY_PID"; |
| break; |
| case BTIF_DM_LE_KEY_PCSRK: |
| name = "LE_KEY_PCSRK"; |
| break; |
| case BTIF_DM_LE_KEY_LENC: |
| name = "LE_KEY_LENC"; |
| break; |
| case BTIF_DM_LE_KEY_LCSRK: |
| name = "LE_KEY_LCSRK"; |
| break; |
| case BTIF_DM_LE_KEY_LID: |
| name = "LE_KEY_LID"; |
| break; |
| default: |
| return BT_STATUS_FAIL; |
| } |
| int ret = |
| btif_config_set_bin(remote_bd_addr->ToString(), name, key, key_length); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_ble_bonding_key |
| * |
| * Description |
| * |
| * Returns BT_STATUS_SUCCESS if the fetch was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_get_ble_bonding_key(RawAddress* remote_bd_addr, |
| uint8_t key_type, |
| uint8_t* key_value, |
| int key_length) { |
| const char* name; |
| switch (key_type) { |
| case BTIF_DM_LE_KEY_PENC: |
| name = "LE_KEY_PENC"; |
| break; |
| case BTIF_DM_LE_KEY_PID: |
| name = "LE_KEY_PID"; |
| break; |
| case BTIF_DM_LE_KEY_PCSRK: |
| name = "LE_KEY_PCSRK"; |
| break; |
| case BTIF_DM_LE_KEY_LENC: |
| name = "LE_KEY_LENC"; |
| break; |
| case BTIF_DM_LE_KEY_LCSRK: |
| name = "LE_KEY_LCSRK"; |
| break; |
| case BTIF_DM_LE_KEY_LID: |
| name = "LE_KEY_LID"; |
| break; |
| default: |
| return BT_STATUS_FAIL; |
| } |
| size_t length = key_length; |
| int ret = |
| btif_config_get_bin(remote_bd_addr->ToString(), name, key_value, &length); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_remove_ble_keys |
| * |
| * Description BTIF storage API - Deletes the bonded device from NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the deletion was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_remove_ble_bonding_keys( |
| const RawAddress* remote_bd_addr) { |
| std::string bdstr = remote_bd_addr->ToString(); |
| BTIF_TRACE_DEBUG(" %s in bd addr:%s", __func__, bdstr.c_str()); |
| int ret = 1; |
| if (btif_config_exist(bdstr, "LE_KEY_PENC")) |
| ret &= btif_config_remove(bdstr, "LE_KEY_PENC"); |
| if (btif_config_exist(bdstr, "LE_KEY_PID")) |
| ret &= btif_config_remove(bdstr, "LE_KEY_PID"); |
| if (btif_config_exist(bdstr, "LE_KEY_PCSRK")) |
| ret &= btif_config_remove(bdstr, "LE_KEY_PCSRK"); |
| if (btif_config_exist(bdstr, "LE_KEY_LENC")) |
| ret &= btif_config_remove(bdstr, "LE_KEY_LENC"); |
| if (btif_config_exist(bdstr, "LE_KEY_LCSRK")) |
| ret &= btif_config_remove(bdstr, "LE_KEY_LCSRK"); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_add_ble_local_key |
| * |
| * Description BTIF storage API - Adds the ble key to NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_add_ble_local_key(const Octet16& key, |
| uint8_t key_type) { |
| const char* name; |
| switch (key_type) { |
| case BTIF_DM_LE_LOCAL_KEY_IR: |
| name = "LE_LOCAL_KEY_IR"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_IRK: |
| name = "LE_LOCAL_KEY_IRK"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_DHK: |
| name = "LE_LOCAL_KEY_DHK"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_ER: |
| name = "LE_LOCAL_KEY_ER"; |
| break; |
| default: |
| return BT_STATUS_FAIL; |
| } |
| int ret = btif_config_set_bin("Adapter", name, key.data(), key.size()); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /** Stores local key of |key_type| into |key_value| |
| * Returns BT_STATUS_SUCCESS if the fetch was successful, BT_STATUS_FAIL |
| * otherwise |
| */ |
| bt_status_t btif_storage_get_ble_local_key(uint8_t key_type, |
| Octet16* key_value) { |
| const char* name; |
| switch (key_type) { |
| case BTIF_DM_LE_LOCAL_KEY_IR: |
| name = "LE_LOCAL_KEY_IR"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_IRK: |
| name = "LE_LOCAL_KEY_IRK"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_DHK: |
| name = "LE_LOCAL_KEY_DHK"; |
| break; |
| case BTIF_DM_LE_LOCAL_KEY_ER: |
| name = "LE_LOCAL_KEY_ER"; |
| break; |
| default: |
| return BT_STATUS_FAIL; |
| } |
| size_t length = key_value->size(); |
| int ret = btif_config_get_bin("Adapter", name, key_value->data(), &length); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_remove_ble_local_keys |
| * |
| * Description BTIF storage API - Deletes the bonded device from NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the deletion was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_remove_ble_local_keys(void) { |
| int ret = 1; |
| if (btif_config_exist("Adapter", "LE_LOCAL_KEY_IR")) |
| ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_IR"); |
| if (btif_config_exist("Adapter", "LE_LOCAL_KEY_IRK")) |
| ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_IRK"); |
| if (btif_config_exist("Adapter", "LE_LOCAL_KEY_DHK")) |
| ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_DHK"); |
| if (btif_config_exist("Adapter", "LE_LOCAL_KEY_ER")) |
| ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_ER"); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| static bt_status_t btif_in_fetch_bonded_ble_device( |
| const std::string& remote_bd_addr, int add, |
| btif_bonded_devices_t* p_bonded_devices) { |
| int device_type; |
| int addr_type; |
| bool device_added = false; |
| bool key_found = false; |
| |
| if (!btif_config_get_int(remote_bd_addr, "DevType", &device_type)) |
| return BT_STATUS_FAIL; |
| |
| if ((device_type & BT_DEVICE_TYPE_BLE) == BT_DEVICE_TYPE_BLE || |
| btif_has_ble_keys(remote_bd_addr)) { |
| BTIF_TRACE_DEBUG("%s Found a LE device: %s", __func__, |
| remote_bd_addr.c_str()); |
| |
| RawAddress bd_addr; |
| RawAddress::FromString(remote_bd_addr, bd_addr); |
| |
| if (btif_storage_get_remote_addr_type(&bd_addr, &addr_type) != |
| BT_STATUS_SUCCESS) { |
| addr_type = BLE_ADDR_PUBLIC; |
| btif_storage_set_remote_addr_type(&bd_addr, BLE_ADDR_PUBLIC); |
| } |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_PENC, sizeof(tBTM_LE_PENC_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_PID, sizeof(tBTM_LE_PID_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_LID, sizeof(tBTM_LE_PID_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_PCSRK, sizeof(tBTM_LE_PCSRK_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_LENC, sizeof(tBTM_LE_LENC_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| btif_read_le_key(BTIF_DM_LE_KEY_LCSRK, sizeof(tBTM_LE_LCSRK_KEYS), bd_addr, |
| addr_type, add, &device_added, &key_found); |
| |
| // Fill in the bonded devices |
| if (device_added) { |
| p_bonded_devices->devices[p_bonded_devices->num_devices++] = bd_addr; |
| btif_gatts_add_bonded_dev_from_nv(bd_addr); |
| } |
| |
| if (key_found) return BT_STATUS_SUCCESS; |
| } |
| return BT_STATUS_FAIL; |
| } |
| |
| bt_status_t btif_storage_set_remote_addr_type(const RawAddress* remote_bd_addr, |
| uint8_t addr_type) { |
| int ret = btif_config_set_int(remote_bd_addr->ToString(), "AddrType", |
| (int)addr_type); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| bool btif_has_ble_keys(const std::string& bdstr) { |
| return btif_config_exist(bdstr, "LE_KEY_PENC"); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_get_remote_addr_type |
| * |
| * Description BTIF storage API - Fetches the remote addr type |
| * |
| * Returns BT_STATUS_SUCCESS if the fetch was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_get_remote_addr_type(const RawAddress* remote_bd_addr, |
| int* addr_type) { |
| int ret = |
| btif_config_get_int(remote_bd_addr->ToString(), "AddrType", addr_type); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| /******************************************************************************* |
| * |
| * Function btif_storage_add_hid_device_info |
| * |
| * Description BTIF storage API - Adds the hid information of bonded hid |
| * devices-to NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the store was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| |
| bt_status_t btif_storage_add_hid_device_info( |
| RawAddress* remote_bd_addr, uint16_t attr_mask, uint8_t sub_class, |
| uint8_t app_id, uint16_t vendor_id, uint16_t product_id, uint16_t version, |
| uint8_t ctry_code, uint16_t ssr_max_latency, uint16_t ssr_min_tout, |
| uint16_t dl_len, uint8_t* dsc_list) { |
| BTIF_TRACE_DEBUG("btif_storage_add_hid_device_info:"); |
| std::string bdstr = remote_bd_addr->ToString(); |
| btif_config_set_int(bdstr, "HidAttrMask", attr_mask); |
| btif_config_set_int(bdstr, "HidSubClass", sub_class); |
| btif_config_set_int(bdstr, "HidAppId", app_id); |
| btif_config_set_int(bdstr, "HidVendorId", vendor_id); |
| btif_config_set_int(bdstr, "HidProductId", product_id); |
| btif_config_set_int(bdstr, "HidVersion", version); |
| btif_config_set_int(bdstr, "HidCountryCode", ctry_code); |
| btif_config_set_int(bdstr, "HidSSRMaxLatency", ssr_max_latency); |
| btif_config_set_int(bdstr, "HidSSRMinTimeout", ssr_min_tout); |
| if (dl_len > 0) btif_config_set_bin(bdstr, "HidDescriptor", dsc_list, dl_len); |
| btif_config_save(); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_load_bonded_hid_info |
| * |
| * Description BTIF storage API - Loads hid info for all the bonded devices |
| * from NVRAM and adds those devices to the BTA_HH. |
| * |
| * Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_load_bonded_hid_info(void) { |
| // TODO: this code is not thread safe, it can corrupt config content. |
| // b/67595284 |
| for (const section_t& section : btif_config_sections()) { |
| const std::string& name = section.name; |
| if (!RawAddress::IsValidAddress(name)) continue; |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name.c_str()); |
| |
| int value; |
| if (!btif_config_get_int(name, "HidAttrMask", &value)) continue; |
| uint16_t attr_mask = (uint16_t)value; |
| |
| if (btif_in_fetch_bonded_device(name) != BT_STATUS_SUCCESS) { |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| btif_storage_remove_hid_info(&bd_addr); |
| continue; |
| } |
| |
| tBTA_HH_DEV_DSCP_INFO dscp_info; |
| memset(&dscp_info, 0, sizeof(dscp_info)); |
| |
| btif_config_get_int(name, "HidSubClass", &value); |
| uint8_t sub_class = (uint8_t)value; |
| |
| btif_config_get_int(name, "HidAppId", &value); |
| uint8_t app_id = (uint8_t)value; |
| |
| btif_config_get_int(name, "HidVendorId", &value); |
| dscp_info.vendor_id = (uint16_t)value; |
| |
| btif_config_get_int(name, "HidProductId", &value); |
| dscp_info.product_id = (uint16_t)value; |
| |
| btif_config_get_int(name, "HidVersion", &value); |
| dscp_info.version = (uint8_t)value; |
| |
| btif_config_get_int(name, "HidCountryCode", &value); |
| dscp_info.ctry_code = (uint8_t)value; |
| |
| value = 0; |
| btif_config_get_int(name, "HidSSRMaxLatency", &value); |
| dscp_info.ssr_max_latency = (uint16_t)value; |
| |
| value = 0; |
| btif_config_get_int(name, "HidSSRMinTimeout", &value); |
| dscp_info.ssr_min_tout = (uint16_t)value; |
| |
| size_t len = btif_config_get_bin_length(name, "HidDescriptor"); |
| if (len > 0) { |
| dscp_info.descriptor.dl_len = (uint16_t)len; |
| dscp_info.descriptor.dsc_list = (uint8_t*)alloca(len); |
| btif_config_get_bin(name, "HidDescriptor", |
| (uint8_t*)dscp_info.descriptor.dsc_list, &len); |
| } |
| |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| // add extracted information to BTA HH |
| if (btif_hh_add_added_dev(bd_addr, attr_mask)) { |
| BTA_HhAddDev(bd_addr, attr_mask, sub_class, app_id, dscp_info); |
| } |
| } |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_remove_hid_info |
| * |
| * Description BTIF storage API - Deletes the bonded hid device info from |
| * NVRAM |
| * |
| * Returns BT_STATUS_SUCCESS if the deletion was successful, |
| * BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_remove_hid_info(RawAddress* remote_bd_addr) { |
| std::string bdstr = remote_bd_addr->ToString(); |
| |
| btif_config_remove(bdstr, "HidAttrMask"); |
| btif_config_remove(bdstr, "HidSubClass"); |
| btif_config_remove(bdstr, "HidAppId"); |
| btif_config_remove(bdstr, "HidVendorId"); |
| btif_config_remove(bdstr, "HidProductId"); |
| btif_config_remove(bdstr, "HidVersion"); |
| btif_config_remove(bdstr, "HidCountryCode"); |
| btif_config_remove(bdstr, "HidSSRMaxLatency"); |
| btif_config_remove(bdstr, "HidSSRMinTimeout"); |
| btif_config_remove(bdstr, "HidDescriptor"); |
| btif_config_save(); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| constexpr char HEARING_AID_READ_PSM_HANDLE[] = "HearingAidReadPsmHandle"; |
| constexpr char HEARING_AID_CAPABILITIES[] = "HearingAidCapabilities"; |
| constexpr char HEARING_AID_CODECS[] = "HearingAidCodecs"; |
| constexpr char HEARING_AID_AUDIO_CONTROL_POINT[] = |
| "HearingAidAudioControlPoint"; |
| constexpr char HEARING_AID_VOLUME_HANDLE[] = "HearingAidVolumeHandle"; |
| constexpr char HEARING_AID_AUDIO_STATUS_HANDLE[] = |
| "HearingAidAudioStatusHandle"; |
| constexpr char HEARING_AID_AUDIO_STATUS_CCC_HANDLE[] = |
| "HearingAidAudioStatusCccHandle"; |
| constexpr char HEARING_AID_SERVICE_CHANGED_CCC_HANDLE[] = |
| "HearingAidServiceChangedCccHandle"; |
| constexpr char HEARING_AID_SYNC_ID[] = "HearingAidSyncId"; |
| constexpr char HEARING_AID_RENDER_DELAY[] = "HearingAidRenderDelay"; |
| constexpr char HEARING_AID_PREPARATION_DELAY[] = "HearingAidPreparationDelay"; |
| constexpr char HEARING_AID_IS_WHITE_LISTED[] = "HearingAidIsWhiteListed"; |
| |
| void btif_storage_add_hearing_aid(const HearingDevice& dev_info) { |
| do_in_jni_thread( |
| FROM_HERE, |
| Bind( |
| [](const HearingDevice& dev_info) { |
| std::string bdstr = dev_info.address.ToString(); |
| VLOG(2) << "saving hearing aid device: " << bdstr; |
| btif_config_set_int(bdstr, HEARING_AID_SERVICE_CHANGED_CCC_HANDLE, |
| dev_info.service_changed_ccc_handle); |
| btif_config_set_int(bdstr, HEARING_AID_READ_PSM_HANDLE, |
| dev_info.read_psm_handle); |
| btif_config_set_int(bdstr, HEARING_AID_CAPABILITIES, |
| dev_info.capabilities); |
| btif_config_set_int(bdstr, HEARING_AID_CODECS, dev_info.codecs); |
| btif_config_set_int(bdstr, HEARING_AID_AUDIO_CONTROL_POINT, |
| dev_info.audio_control_point_handle); |
| btif_config_set_int(bdstr, HEARING_AID_VOLUME_HANDLE, |
| dev_info.volume_handle); |
| btif_config_set_int(bdstr, HEARING_AID_AUDIO_STATUS_HANDLE, |
| dev_info.audio_status_handle); |
| btif_config_set_int(bdstr, HEARING_AID_AUDIO_STATUS_CCC_HANDLE, |
| dev_info.audio_status_ccc_handle); |
| btif_config_set_uint64(bdstr, HEARING_AID_SYNC_ID, |
| dev_info.hi_sync_id); |
| btif_config_set_int(bdstr, HEARING_AID_RENDER_DELAY, |
| dev_info.render_delay); |
| btif_config_set_int(bdstr, HEARING_AID_PREPARATION_DELAY, |
| dev_info.preparation_delay); |
| btif_config_set_int(bdstr, HEARING_AID_IS_WHITE_LISTED, true); |
| btif_config_save(); |
| }, |
| dev_info)); |
| } |
| |
| /** Loads information about bonded hearing aid devices */ |
| void btif_storage_load_bonded_hearing_aids() { |
| // TODO: this code is not thread safe, it can corrupt config content. |
| // b/67595284 |
| for (const section_t& section : btif_config_sections()) { |
| const std::string& name = section.name; |
| if (!RawAddress::IsValidAddress(name)) continue; |
| |
| int size = STORAGE_UUID_STRING_SIZE * HEARINGAID_MAX_NUM_UUIDS; |
| char uuid_str[size]; |
| bool isHearingaidDevice = false; |
| if (btif_config_get_str(name, BTIF_STORAGE_PATH_REMOTE_SERVICE, uuid_str, |
| &size)) { |
| Uuid p_uuid[HEARINGAID_MAX_NUM_UUIDS]; |
| size_t num_uuids = |
| btif_split_uuids_string(uuid_str, p_uuid, HEARINGAID_MAX_NUM_UUIDS); |
| for (size_t i = 0; i < num_uuids; i++) { |
| if (p_uuid[i] == Uuid::FromString("FDF0")) { |
| isHearingaidDevice = true; |
| break; |
| } |
| } |
| } |
| if (!isHearingaidDevice) { |
| continue; |
| } |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name.c_str()); |
| |
| if (btif_in_fetch_bonded_device(name) != BT_STATUS_SUCCESS) { |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| btif_storage_remove_hearing_aid(bd_addr); |
| continue; |
| } |
| |
| int value; |
| uint8_t capabilities = 0; |
| if (btif_config_get_int(name, HEARING_AID_CAPABILITIES, &value)) |
| capabilities = value; |
| |
| uint16_t codecs = 0; |
| if (btif_config_get_int(name, HEARING_AID_CODECS, &value)) codecs = value; |
| |
| uint16_t audio_control_point_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_AUDIO_CONTROL_POINT, &value)) |
| audio_control_point_handle = value; |
| |
| uint16_t audio_status_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_AUDIO_STATUS_HANDLE, &value)) |
| audio_status_handle = value; |
| |
| uint16_t audio_status_ccc_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_AUDIO_STATUS_CCC_HANDLE, &value)) |
| audio_status_ccc_handle = value; |
| |
| uint16_t service_changed_ccc_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_SERVICE_CHANGED_CCC_HANDLE, |
| &value)) |
| service_changed_ccc_handle = value; |
| |
| uint16_t volume_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_VOLUME_HANDLE, &value)) |
| volume_handle = value; |
| |
| uint16_t read_psm_handle = 0; |
| if (btif_config_get_int(name, HEARING_AID_READ_PSM_HANDLE, &value)) |
| read_psm_handle = value; |
| |
| uint64_t lvalue; |
| uint64_t hi_sync_id = 0; |
| if (btif_config_get_uint64(name, HEARING_AID_SYNC_ID, &lvalue)) |
| hi_sync_id = lvalue; |
| |
| uint16_t render_delay = 0; |
| if (btif_config_get_int(name, HEARING_AID_RENDER_DELAY, &value)) |
| render_delay = value; |
| |
| uint16_t preparation_delay = 0; |
| if (btif_config_get_int(name, HEARING_AID_PREPARATION_DELAY, &value)) |
| preparation_delay = value; |
| |
| uint16_t is_white_listed = 0; |
| if (btif_config_get_int(name, HEARING_AID_IS_WHITE_LISTED, &value)) |
| is_white_listed = value; |
| |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| |
| // add extracted information to BTA Hearing Aid |
| do_in_main_thread( |
| FROM_HERE, |
| Bind(&HearingAid::AddFromStorage, |
| HearingDevice(bd_addr, capabilities, codecs, |
| audio_control_point_handle, audio_status_handle, |
| audio_status_ccc_handle, service_changed_ccc_handle, |
| volume_handle, read_psm_handle, hi_sync_id, |
| render_delay, preparation_delay), |
| is_white_listed)); |
| } |
| } |
| |
| /** Deletes the bonded hearing aid device info from NVRAM */ |
| void btif_storage_remove_hearing_aid(const RawAddress& address) { |
| std::string addrstr = address.ToString(); |
| btif_config_remove(addrstr, HEARING_AID_READ_PSM_HANDLE); |
| btif_config_remove(addrstr, HEARING_AID_CAPABILITIES); |
| btif_config_remove(addrstr, HEARING_AID_CODECS); |
| btif_config_remove(addrstr, HEARING_AID_AUDIO_CONTROL_POINT); |
| btif_config_remove(addrstr, HEARING_AID_VOLUME_HANDLE); |
| btif_config_remove(addrstr, HEARING_AID_AUDIO_STATUS_HANDLE); |
| btif_config_remove(addrstr, HEARING_AID_AUDIO_STATUS_CCC_HANDLE); |
| btif_config_remove(addrstr, HEARING_AID_SERVICE_CHANGED_CCC_HANDLE); |
| btif_config_remove(addrstr, HEARING_AID_SYNC_ID); |
| btif_config_remove(addrstr, HEARING_AID_RENDER_DELAY); |
| btif_config_remove(addrstr, HEARING_AID_PREPARATION_DELAY); |
| btif_config_remove(addrstr, HEARING_AID_IS_WHITE_LISTED); |
| btif_config_save(); |
| } |
| |
| /** Set/Unset the hearing aid device HEARING_AID_IS_WHITE_LISTED flag. */ |
| void btif_storage_set_hearing_aid_white_list(const RawAddress& address, |
| bool add_to_whitelist) { |
| std::string addrstr = address.ToString(); |
| |
| btif_config_set_int(addrstr, HEARING_AID_IS_WHITE_LISTED, add_to_whitelist); |
| btif_config_save(); |
| } |
| |
| /** Get the hearing aid device properties. */ |
| bool btif_storage_get_hearing_aid_prop( |
| const RawAddress& address, uint8_t* capabilities, uint64_t* hi_sync_id, |
| uint16_t* render_delay, uint16_t* preparation_delay, uint16_t* codecs) { |
| std::string addrstr = address.ToString(); |
| |
| int value; |
| if (btif_config_get_int(addrstr, HEARING_AID_CAPABILITIES, &value)) { |
| *capabilities = value; |
| } else { |
| return false; |
| } |
| |
| if (btif_config_get_int(addrstr, HEARING_AID_CODECS, &value)) { |
| *codecs = value; |
| } else { |
| return false; |
| } |
| |
| if (btif_config_get_int(addrstr, HEARING_AID_RENDER_DELAY, &value)) { |
| *render_delay = value; |
| } else { |
| return false; |
| } |
| |
| if (btif_config_get_int(addrstr, HEARING_AID_PREPARATION_DELAY, &value)) { |
| *preparation_delay = value; |
| } else { |
| return false; |
| } |
| |
| uint64_t lvalue; |
| if (btif_config_get_uint64(addrstr, HEARING_AID_SYNC_ID, &lvalue)) { |
| *hi_sync_id = lvalue; |
| } else { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_is_restricted_device |
| * |
| * Description BTIF storage API - checks if this device is a restricted |
| * device |
| * |
| * Returns true if the device is labeled as restricted |
| * false otherwise |
| * |
| ******************************************************************************/ |
| bool btif_storage_is_restricted_device(const RawAddress* remote_bd_addr) { |
| return btif_config_exist(remote_bd_addr->ToString(), "Restricted"); |
| } |
| |
| int btif_storage_get_num_bonded_devices(void) { |
| btif_bonded_devices_t bonded_devices; |
| btif_in_fetch_bonded_devices(&bonded_devices, 0); |
| return bonded_devices.num_devices; |
| } |
| |
| /******************************************************************************* |
| * Function btif_storage_load_hidd |
| * |
| * Description Loads hidd bonded device and "plugs" it into hidd |
| * |
| * Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_load_hidd(void) { |
| // TODO: this code is not thread safe, it can corrupt config content. |
| // b/67595284 |
| for (const section_t& section : btif_config_sections()) { |
| const std::string& name = section.name; |
| if (!RawAddress::IsValidAddress(name)) continue; |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name.c_str()); |
| int value; |
| if (btif_in_fetch_bonded_device(name) == BT_STATUS_SUCCESS) { |
| if (btif_config_get_int(name, "HidDeviceCabled", &value)) { |
| RawAddress bd_addr; |
| RawAddress::FromString(name, bd_addr); |
| BTA_HdAddDevice(bd_addr); |
| break; |
| } |
| } |
| } |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_set_hidd |
| * |
| * Description Stores currently used HIDD device info in nvram and remove |
| * the "HidDeviceCabled" flag from unused devices |
| * |
| * Returns BT_STATUS_SUCCESS |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_set_hidd(RawAddress* remote_bd_addr) { |
| std::string remote_device_address_string = remote_bd_addr->ToString(); |
| for (const section_t& section : btif_config_sections()) { |
| if (!RawAddress::IsValidAddress(section.name)) continue; |
| if (section.name == remote_device_address_string) continue; |
| if (btif_in_fetch_bonded_device(section.name) == BT_STATUS_SUCCESS) { |
| btif_config_remove(section.name, "HidDeviceCabled"); |
| } |
| } |
| |
| btif_config_set_int(remote_device_address_string, "HidDeviceCabled", 1); |
| btif_config_save(); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_storage_remove_hidd |
| * |
| * Description Removes hidd bonded device info from nvram |
| * |
| * Returns BT_STATUS_SUCCESS |
| * |
| ******************************************************************************/ |
| bt_status_t btif_storage_remove_hidd(RawAddress* remote_bd_addr) { |
| btif_config_remove(remote_bd_addr->ToString(), "HidDeviceCabled"); |
| btif_config_save(); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| // Get the name of a device from btif for interop database matching. |
| bool btif_storage_get_stored_remote_name(const RawAddress& bd_addr, |
| char* name) { |
| bt_property_t property; |
| property.type = BT_PROPERTY_BDNAME; |
| property.len = BTM_MAX_REM_BD_NAME_LEN; |
| property.val = name; |
| |
| return (btif_storage_get_remote_device_property(&bd_addr, &property) == |
| BT_STATUS_SUCCESS); |
| } |