| /****************************************************************************** |
| * |
| * Copyright (c) 2014 The Android Open Source Project |
| * Copyright (C) 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 <assert.h> |
| #include <ctype.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| |
| #include "bta_hh_api.h" |
| #include "btcore/include/bdaddr.h" |
| #include "btif_api.h" |
| #include "btif_config.h" |
| #include "btif_hh.h" |
| #include "btif_util.h" |
| #include "bt_common.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" |
| |
| /************************************************************************************ |
| ** 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_VER_MFCT "Manufacturer" |
| #define BTIF_STORAGE_PATH_REMOTE_VER_VER "LmpVer" |
| #define BTIF_STORAGE_PATH_REMOTE_VER_SUBVER "LmpSubVer" |
| |
| //#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_ADAPTER_DISC_TIMEOUT "DiscoveryTimeout" |
| |
| #if defined(OS_GENERIC) |
| // TODO(armansito): Find a better way than searching by a hardcoded path. |
| #define BTIF_AUTO_PAIR_CONF_FILE "auto_pair_devlist.conf" |
| #else // !defined(OS_GENERIC) |
| #define BTIF_AUTO_PAIR_CONF_FILE "/etc/bluetooth/auto_pair_devlist.conf" |
| #endif // defined(OS_GENERIC) |
| #define BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST "AutoPairBlacklist" |
| #define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR "AddressBlacklist" |
| #define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME "ExactNameBlacklist" |
| #define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME "PartialNameBlacklist" |
| #define BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST "FixedPinZerosKeyboardBlacklist" |
| #define BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR "DynamicAddressBlacklist" |
| |
| #define BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR "," |
| |
| /* This is a local property to add a device found */ |
| #define BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP 0xFF |
| |
| #define BTIF_STORAGE_GET_ADAPTER_PROP(t,v,l,p) \ |
| {p.type=t;p.val=v;p.len=l; btif_storage_get_adapter_property(&p);} |
| |
| #define BTIF_STORAGE_GET_REMOTE_PROP(b,t,v,l,p) \ |
| {p.type=t;p.val=v;p.len=l;btif_storage_get_remote_device_property(b,&p);} |
| |
| #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 |
| |
| #define BTIF_STORAGE_HL_APP "hl_app" |
| #define BTIF_STORAGE_HL_APP_CB "hl_app_cb" |
| #define BTIF_STORAGE_HL_APP_DATA "hl_app_data_" |
| #define BTIF_STORAGE_HL_APP_MDL_DATA "hl_app_mdl_data_" |
| |
| /************************************************************************************ |
| ** Local type definitions |
| ************************************************************************************/ |
| typedef struct |
| { |
| uint32_t num_devices; |
| bt_bdaddr_t devices[BTM_SEC_MAX_DEVICE_RECORDS]; |
| } btif_bonded_devices_t; |
| |
| /************************************************************************************ |
| ** External variables |
| ************************************************************************************/ |
| extern UINT16 bta_service_id_to_uuid_lkup_tbl [BTA_MAX_SERVICE_ID]; |
| extern bt_bdaddr_t btif_local_bd_addr; |
| |
| /************************************************************************************ |
| ** External functions |
| ************************************************************************************/ |
| |
| extern void btif_gatts_add_bonded_dev_from_nv(BD_ADDR bda); |
| |
| /************************************************************************************ |
| ** Internal Functions |
| ************************************************************************************/ |
| |
| bt_status_t btif_in_fetch_bonded_ble_device(const char *remote_bd_addr,int add, |
| btif_bonded_devices_t *p_bonded_devices); |
| bt_status_t btif_storage_get_remote_addr_type(bt_bdaddr_t *remote_bd_addr, |
| int *addr_type); |
| |
| /************************************************************************************ |
| ** Static functions |
| ************************************************************************************/ |
| |
| static int prop2cfg(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop) |
| { |
| bdstr_t bdstr = {0}; |
| if(remote_bd_addr) |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr, 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: |
| strncpy(value, (char*)prop->val, prop->len); |
| value[prop->len]='\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); |
| /* save name immediately */ |
| btif_config_save(); |
| 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); |
| /* save friendly name immediately */ |
| btif_config_save(); |
| break; |
| case BT_PROPERTY_ADAPTER_SCAN_MODE: |
| btif_config_set_int("Adapter", |
| BTIF_STORAGE_KEY_ADAPTER_SCANMODE, *(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: |
| { |
| uint32_t i; |
| char buf[64]; |
| value[0] = 0; |
| for (i=0; i < (prop->len)/sizeof(bt_uuid_t); i++) |
| { |
| bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val + i; |
| memset(buf, 0, sizeof(buf)); |
| uuid_to_string_legacy(p_uuid, buf); |
| strcat(value, buf); |
| //strcat(value, ";"); |
| strcat(value, " "); |
| } |
| btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_SERVICE, value); |
| btif_config_save(); |
| 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, |
| BTIF_STORAGE_PATH_REMOTE_VER_MFCT, info->manufacturer); |
| btif_config_set_int(bdstr, |
| BTIF_STORAGE_PATH_REMOTE_VER_VER, info->version); |
| btif_config_set_int(bdstr, |
| BTIF_STORAGE_PATH_REMOTE_VER_SUBVER, info->sub_ver); |
| btif_config_save(); |
| } break; |
| |
| default: |
| BTIF_TRACE_ERROR("Unknow prop type:%d", prop->type); |
| return FALSE; |
| } |
| return TRUE; |
| } |
| |
| static int cfg2prop(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop) |
| { |
| bdstr_t bdstr = {0}; |
| if(remote_bd_addr) |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr, 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_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)) |
| { |
| bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val; |
| size_t num_uuids = btif_split_uuids_string(value, p_uuid, BT_MAX_NUM_UUIDS); |
| prop->len = num_uuids * sizeof(bt_uuid_t); |
| 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, |
| BTIF_STORAGE_PATH_REMOTE_VER_MFCT, &info->manufacturer); |
| |
| if (ret == TRUE) |
| ret = btif_config_get_int(bdstr, |
| BTIF_STORAGE_PATH_REMOTE_VER_VER, &info->version); |
| |
| if (ret == TRUE) |
| ret = btif_config_get_int(bdstr, |
| BTIF_STORAGE_PATH_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 char *bdstr) |
| { |
| BOOLEAN bt_linkkey_file_found=FALSE; |
| |
| LINK_KEY link_key; |
| size_t size = sizeof(link_key); |
| if(btif_config_get_bin(bdstr, "LinkKey", (uint8_t *)link_key, &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 (BLE_INCLUDED == TRUE) |
| 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); |
| return BT_STATUS_FAIL; |
| } |
| #else |
| if((!bt_linkkey_file_found)) |
| { |
| BTIF_TRACE_DEBUG("Remote device:%s, no link key found", bdstr); |
| return BT_STATUS_FAIL; |
| } |
| #endif |
| 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)); |
| |
| BOOLEAN bt_linkkey_file_found=FALSE; |
| int device_type; |
| |
| for (const btif_config_section_iter_t *iter = btif_config_section_begin(); iter != btif_config_section_end(); iter = btif_config_section_next(iter)) { |
| const char *name = btif_config_section_name(iter); |
| if (!string_is_bdaddr(name)) |
| continue; |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name); |
| LINK_KEY link_key; |
| size_t size = sizeof(link_key); |
| if(btif_config_get_bin(name, "LinkKey", link_key, &size)) |
| { |
| int linkkey_type; |
| if(btif_config_get_int(name, "LinkKeyType", &linkkey_type)) |
| { |
| //int pin_len; |
| //btif_config_get_int(name, "PinLength", &pin_len)) |
| bt_bdaddr_t bd_addr; |
| string_to_bdaddr(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)cod, dev_class); |
| btif_config_get_int(name, "PinLength", &pin_length); |
| BTA_DmAddDevice(bd_addr.address, dev_class, link_key, 0, 0, |
| (UINT8)linkkey_type, 0, pin_length); |
| |
| #if BLE_INCLUDED == TRUE |
| if (btif_config_get_int(name, "DevType", &device_type) && |
| (device_type == BT_DEVICE_TYPE_DUMO) ) |
| { |
| btif_gatts_add_bonded_dev_from_nv(bd_addr.address); |
| } |
| #endif |
| } |
| bt_linkkey_file_found = TRUE; |
| memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t)); |
| } |
| else |
| { |
| #if (BLE_INCLUDED == TRUE) |
| bt_linkkey_file_found = FALSE; |
| #else |
| BTIF_TRACE_ERROR("bounded device:%s, LinkKeyType or PinLength is invalid", name); |
| #endif |
| } |
| } |
| #if (BLE_INCLUDED == TRUE) |
| 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); |
| } |
| #else |
| if(!bt_linkkey_file_found) |
| BTIF_TRACE_DEBUG("Remote device:%s, no link key", name); |
| #endif |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static void btif_read_le_key(const uint8_t key_type, const size_t key_len, bt_bdaddr_t bd_addr, |
| const uint8_t addr_type, const bool add_key, bool *device_added, bool *key_found) |
| { |
| assert(device_added); |
| assert(key_found); |
| |
| char buffer[100]; |
| memset(buffer, 0, sizeof(buffer)); |
| |
| if (btif_storage_get_ble_bonding_key(&bd_addr, key_type, buffer, key_len) == BT_STATUS_SUCCESS) |
| { |
| if (add_key) |
| { |
| BD_ADDR bta_bd_addr; |
| bdcpy(bta_bd_addr, bd_addr.address); |
| |
| if (!*device_added) |
| { |
| BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE); |
| *device_added = true; |
| } |
| |
| char bd_str[20] = {0}; |
| BTIF_TRACE_DEBUG("%s() Adding key type %d for %s", __func__, |
| key_type, bdaddr_to_string(&bd_addr, bd_str, sizeof(bd_str))); |
| BTA_DmAddBleKey(bta_bd_addr, (tBTA_LE_KEY_VALUE *)buffer, 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, bt_uuid_t *p_uuid, size_t max_uuids) |
| { |
| assert(str); |
| assert(p_uuid); |
| |
| size_t num_uuids = 0; |
| while (str && num_uuids < max_uuids) |
| { |
| bool rc = string_to_uuid(str, p_uuid++); |
| if (!rc) break; |
| num_uuids++; |
| str = strchr(str, ' '); |
| if (str) str++; |
| } |
| |
| return num_uuids; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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 BD_ADDR and BONDED_DEVICES */ |
| if (property->type == BT_PROPERTY_BDADDR) |
| { |
| bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)property->val; |
| /* This has been cached in btif. Just fetch it from there */ |
| memcpy(bd_addr, &btif_local_bd_addr, sizeof(bt_bdaddr_t)); |
| property->len = sizeof(bt_bdaddr_t); |
| 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", __FUNCTION__, bonded_devices.num_devices); |
| |
| if (bonded_devices.num_devices > 0) |
| { |
| property->len = bonded_devices.num_devices * sizeof(bt_bdaddr_t); |
| 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 */ |
| bt_uuid_t *p_uuid = (bt_uuid_t*)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", __FUNCTION__, 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: |
| { |
| uuid16_to_uuid128(UUID_SERVCLASS_AG_HANDSFREE, |
| p_uuid+num_uuids); |
| num_uuids++; |
| } |
| /* intentional fall through: Send both BFP & HSP UUIDs if HFP is enabled */ |
| case BTA_HSP_SERVICE_ID: |
| { |
| uuid16_to_uuid128(UUID_SERVCLASS_HEADSET_AUDIO_GATEWAY, |
| p_uuid+num_uuids); |
| num_uuids++; |
| }break; |
| case BTA_A2DP_SOURCE_SERVICE_ID: |
| { |
| uuid16_to_uuid128(UUID_SERVCLASS_AUDIO_SOURCE, |
| p_uuid+num_uuids); |
| num_uuids++; |
| }break; |
| case BTA_A2DP_SINK_SERVICE_ID: |
| { |
| uuid16_to_uuid128(UUID_SERVCLASS_AUDIO_SINK, |
| p_uuid+num_uuids); |
| num_uuids++; |
| }break; |
| case BTA_HFP_HS_SERVICE_ID: |
| { |
| uuid16_to_uuid128(UUID_SERVCLASS_HF_HANDSFREE, |
| p_uuid+num_uuids); |
| num_uuids++; |
| }break; |
| } |
| } |
| } |
| property->len = (num_uuids)*sizeof(bt_uuid_t); |
| 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(bt_bdaddr_t *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(bt_bdaddr_t *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(bt_bdaddr_t *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; |
| |
| /* BD_ADDR 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_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(bt_bdaddr_t *remote_bd_addr, |
| LINK_KEY link_key, |
| uint8_t key_type, |
| uint8_t pin_length) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| 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, sizeof(LINK_KEY)); |
| /* 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(bt_bdaddr_t *remote_bd_addr) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| BTIF_TRACE_DEBUG("in bd addr:%s", bdstr); |
| |
| #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE)) |
| btif_storage_remove_ble_bonding_keys(remote_bd_addr); |
| #endif |
| |
| 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"); |
| /* write bonded info immediately */ |
| btif_config_flush(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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]; |
| bt_bdaddr_t addr; |
| bt_bdname_t name, alias; |
| bt_scan_mode_t mode; |
| uint32_t disc_timeout; |
| bt_uuid_t local_uuids[BT_MAX_NUM_UUIDS]; |
| bt_uuid_t remote_uuids[BT_MAX_NUM_UUIDS]; |
| |
| 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)); |
| |
| /* BD_ADDR */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_BDADDR, &addr, sizeof(addr), |
| adapter_props[num_props]); |
| num_props++; |
| |
| /* BD_NAME */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(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(BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT, |
| &disc_timeout, sizeof(disc_timeout), |
| adapter_props[num_props]); |
| num_props++; |
| |
| /* BONDED_DEVICES */ |
| bt_bdaddr_t *devices_list = |
| (bt_bdaddr_t *)osi_malloc(sizeof(bt_bdaddr_t) * bonded_devices.num_devices); |
| adapter_props[num_props].type = BT_PROPERTY_ADAPTER_BONDED_DEVICES; |
| adapter_props[num_props].len = bonded_devices.num_devices * sizeof(bt_bdaddr_t); |
| adapter_props[num_props].val = devices_list; |
| for (i=0; i < bonded_devices.num_devices; i++) |
| { |
| memcpy(devices_list + i, &bonded_devices.devices[i], sizeof(bt_bdaddr_t)); |
| } |
| num_props++; |
| |
| /* LOCAL UUIDs */ |
| BTIF_STORAGE_GET_ADAPTER_PROP(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", __FUNCTION__, bonded_devices.num_devices); |
| |
| { |
| for (i = 0; i < bonded_devices.num_devices; i++) |
| { |
| bt_bdaddr_t *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; |
| } |
| |
| #if (BLE_INCLUDED == TRUE) |
| |
| /******************************************************************************* |
| ** |
| ** 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(bt_bdaddr_t *remote_bd_addr, |
| char *key, |
| UINT8 key_type, |
| UINT8 key_length) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| 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(bdstr, name, (const uint8_t *)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(bt_bdaddr_t *remote_bd_addr, |
| UINT8 key_type, |
| char *key_value, |
| int key_length) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| 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"; |
| default: |
| return BT_STATUS_FAIL; |
| } |
| size_t length = key_length; |
| int ret = btif_config_get_bin(bdstr, name, (uint8_t *)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(bt_bdaddr_t *remote_bd_addr) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| BTIF_TRACE_DEBUG(" %s in bd addr:%s",__FUNCTION__, bdstr); |
| 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(char *key, |
| uint8_t key_type, |
| uint8_t key_length) |
| { |
| 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, (const uint8_t *)key, key_length); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_get_ble_local_key |
| ** |
| ** Description |
| ** |
| ** Returns BT_STATUS_SUCCESS if the fetch was successful, |
| ** BT_STATUS_FAIL otherwise |
| ** |
| *******************************************************************************/ |
| bt_status_t btif_storage_get_ble_local_key(UINT8 key_type, |
| char *key_value, |
| int key_length) |
| { |
| 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_length; |
| int ret = btif_config_get_bin("Adapter", name, (uint8_t *)key_value, &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; |
| } |
| |
| bt_status_t btif_in_fetch_bonded_ble_device(const char *remote_bd_addr, int add, btif_bonded_devices_t *p_bonded_devices) |
| { |
| int device_type; |
| int addr_type; |
| bt_bdaddr_t bd_addr; |
| BD_ADDR bta_bd_addr; |
| 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_TRACE_DEBUG("%s Found a LE device: %s", __func__, remote_bd_addr); |
| |
| string_to_bdaddr(remote_bd_addr, &bd_addr); |
| bdcpy(bta_bd_addr, bd_addr.address); |
| |
| 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) |
| { |
| memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t)); |
| btif_gatts_add_bonded_dev_from_nv(bta_bd_addr); |
| } |
| |
| if (key_found) |
| return BT_STATUS_SUCCESS; |
| } |
| return BT_STATUS_FAIL; |
| } |
| |
| bt_status_t btif_storage_set_remote_addr_type(bt_bdaddr_t *remote_bd_addr, |
| UINT8 addr_type) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| int ret = btif_config_set_int(bdstr, "AddrType", (int)addr_type); |
| btif_config_save(); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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(bt_bdaddr_t *remote_bd_addr, |
| int*addr_type) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| int ret = btif_config_get_int(bdstr, "AddrType", addr_type); |
| return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| #endif |
| /******************************************************************************* |
| ** |
| ** 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(bt_bdaddr_t *remote_bd_addr, |
| UINT16 attr_mask, UINT8 sub_class, |
| UINT8 app_id, UINT16 vendor_id, |
| UINT16 product_id, UINT16 version, |
| UINT8 ctry_code, UINT16 ssr_max_latency, |
| UINT16 ssr_min_tout, UINT16 dl_len, UINT8 *dsc_list) |
| { |
| bdstr_t bdstr; |
| BTIF_TRACE_DEBUG("btif_storage_add_hid_device_info:"); |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| 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) |
| { |
| bt_bdaddr_t bd_addr; |
| tBTA_HH_DEV_DSCP_INFO dscp_info; |
| uint16_t attr_mask; |
| uint8_t sub_class; |
| uint8_t app_id; |
| |
| memset(&dscp_info, 0, sizeof(dscp_info)); |
| for (const btif_config_section_iter_t *iter = btif_config_section_begin(); iter != btif_config_section_end(); iter = btif_config_section_next(iter)) { |
| const char *name = btif_config_section_name(iter); |
| if (!string_is_bdaddr(name)) |
| continue; |
| |
| BTIF_TRACE_DEBUG("Remote device:%s", name); |
| int value; |
| if(btif_in_fetch_bonded_device(name) == BT_STATUS_SUCCESS) |
| { |
| if(btif_config_get_int(name, "HidAttrMask", &value)) |
| { |
| attr_mask = (uint16_t)value; |
| |
| btif_config_get_int(name, "HidSubClass", &value); |
| sub_class = (uint8_t)value; |
| |
| btif_config_get_int(name, "HidAppId", &value); |
| 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); |
| } |
| string_to_bdaddr(name, &bd_addr); |
| // add extracted information to BTA HH |
| if (btif_hh_add_added_dev(bd_addr,attr_mask)) |
| { |
| BTA_HhAddDev(bd_addr.address, attr_mask, sub_class, |
| app_id, dscp_info); |
| } |
| } |
| } |
| else |
| { |
| if(btif_config_get_int(name, "HidAttrMask", &value)) |
| { |
| btif_storage_remove_hid_info(&bd_addr); |
| string_to_bdaddr(name, &bd_addr); |
| } |
| } |
| } |
| |
| 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(bt_bdaddr_t *remote_bd_addr) |
| { |
| bdstr_t bdstr; |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| |
| 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; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_read_hl_apps_cb |
| ** |
| ** Description BTIF storage API - Read HL application control block from NVRAM |
| ** |
| ** Returns BT_STATUS_SUCCESS if the operation was successful, |
| ** BT_STATUS_FAIL otherwise |
| ** |
| *******************************************************************************/ |
| bt_status_t btif_storage_read_hl_apps_cb(char *value, int value_size) |
| { |
| bt_status_t bt_status = BT_STATUS_SUCCESS; |
| |
| if (!btif_config_exist(BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB)) |
| { |
| memset(value, 0, value_size); |
| if (!btif_config_set_bin(BTIF_STORAGE_HL_APP,BTIF_STORAGE_HL_APP_CB, |
| (const uint8_t *)value, value_size)) |
| { |
| bt_status = BT_STATUS_FAIL; |
| } |
| else |
| { |
| btif_config_save(); |
| } |
| } |
| else |
| { |
| size_t read_size = value_size; |
| if (!btif_config_get_bin(BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB, |
| (uint8_t *)value, &read_size)) |
| { |
| bt_status = BT_STATUS_FAIL; |
| } |
| else |
| { |
| if (read_size != (size_t)value_size) |
| { |
| BTIF_TRACE_ERROR("%s value_size=%d read_size=%d", |
| __FUNCTION__, value_size, read_size); |
| bt_status = BT_STATUS_FAIL; |
| } |
| } |
| |
| } |
| |
| BTIF_TRACE_DEBUG("%s status=%d value_size=%d", __FUNCTION__, bt_status, value_size); |
| return bt_status; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_load_autopair_device_list |
| ** |
| ** Description BTIF storage API - Populates auto pair device list |
| ** |
| ** Returns BT_STATUS_SUCCESS if the auto pair blacklist is successfully populated |
| ** BT_STATUS_FAIL otherwise |
| ** |
| *******************************************************************************/ |
| bt_status_t btif_storage_load_autopair_device_list() { |
| // Configuration has already been loaded. No need to reload. |
| if (btif_config_has_section(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST)) { |
| return BT_STATUS_SUCCESS; |
| } |
| |
| static const char *key_names[] = { |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR, |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME, |
| BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME, |
| BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, |
| }; |
| |
| config_t *config = config_new(BTIF_AUTO_PAIR_CONF_FILE); |
| if (!config) { |
| LOG_ERROR(LOG_TAG, "%s failed to open auto pair blacklist conf file '%s'.", __func__, BTIF_AUTO_PAIR_CONF_FILE); |
| return BT_STATUS_FAIL; |
| } |
| |
| for (size_t i = 0; i < ARRAY_SIZE(key_names); ++i) { |
| const char *value = config_get_string(config, CONFIG_DEFAULT_SECTION, key_names[i], NULL); |
| if (value) { |
| btif_config_set_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, key_names[i], value); |
| } |
| } |
| |
| config_free(config); |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_is_device_autopair_blacklisted |
| ** |
| ** Description BTIF storage API Checks if the given device is blacklisted for auto pairing |
| ** |
| ** Returns TRUE if the device is found in the auto pair blacklist |
| ** FALSE otherwise |
| ** |
| *******************************************************************************/ |
| BOOLEAN btif_storage_is_device_autopair_blacklisted(bt_bdaddr_t *remote_bd_addr) |
| { |
| char *token; |
| bdstr_t bdstr; |
| char *dev_name_str; |
| char value[BTIF_STORAGE_MAX_LINE_SZ]; |
| int value_size = sizeof(value); |
| |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| |
| /* Consider only Lower Address Part from BD Address */ |
| bdstr[8] = '\0'; |
| |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR, value, &value_size)) |
| { |
| if (strcasestr(value,bdstr) != NULL) |
| return TRUE; |
| } |
| |
| dev_name_str = BTM_SecReadDevName((remote_bd_addr->address)); |
| |
| if (dev_name_str != NULL) |
| { |
| value_size = sizeof(value); |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME, value, &value_size)) |
| { |
| if (strstr(value,dev_name_str) != NULL) |
| return TRUE; |
| } |
| value_size = sizeof(value); |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME, value, &value_size)) |
| { |
| token = strtok(value, BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR); |
| while (token != NULL) |
| { |
| if (strstr(dev_name_str, token) != NULL) |
| return TRUE; |
| |
| token = strtok(NULL, BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR); |
| } |
| } |
| } |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, value, &value_size)) |
| { |
| if (strstr(value,bdstr) != NULL) |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_add_device_to_autopair_blacklist |
| ** |
| ** Description BTIF storage API - Add a remote device to the auto pairing blacklist |
| ** |
| ** Returns BT_STATUS_SUCCESS if the device is successfully added to the auto pair blacklist |
| ** BT_STATUS_FAIL otherwise |
| ** |
| *******************************************************************************/ |
| bt_status_t btif_storage_add_device_to_autopair_blacklist(bt_bdaddr_t *remote_bd_addr) |
| { |
| int ret; |
| bdstr_t bdstr; |
| char linebuf[BTIF_STORAGE_MAX_LINE_SZ+20]; |
| char input_value [20]; |
| |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| strlcpy(input_value, (char*)bdstr, sizeof(input_value)); |
| strlcat(input_value,BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR, sizeof(input_value)); |
| |
| int line_size = sizeof(linebuf); |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, linebuf, &line_size)) |
| { |
| /* Append this address to the dynamic List of BD address */ |
| strncat (linebuf, input_value, BTIF_STORAGE_MAX_LINE_SZ); |
| } |
| else |
| { |
| strncpy( linebuf,input_value, BTIF_STORAGE_MAX_LINE_SZ); |
| } |
| |
| /* Write back the key value */ |
| ret = btif_config_set_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, linebuf); |
| |
| return ret ? BT_STATUS_SUCCESS:BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btif_storage_is_fixed_pin_zeros_keyboard |
| ** |
| ** Description BTIF storage API - checks if this device has fixed PIN key device list |
| ** |
| ** Returns TRUE if the device is found in the fixed pin keyboard device list |
| ** FALSE otherwise |
| ** |
| *******************************************************************************/ |
| BOOLEAN btif_storage_is_fixed_pin_zeros_keyboard(bt_bdaddr_t *remote_bd_addr) |
| { |
| bdstr_t bdstr; |
| char linebuf[BTIF_STORAGE_MAX_LINE_SZ]; |
| |
| bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr)); |
| |
| /*consider on LAP part of BDA string*/ |
| bdstr[8] = '\0'; |
| |
| int line_size = sizeof(linebuf); |
| if(btif_config_get_str(BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, |
| BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST, linebuf, &line_size)) |
| { |
| if (strcasestr(linebuf,bdstr) != NULL) |
| return TRUE; |
| } |
| return FALSE; |
| |
| } |
| |