btif_config.cc revision 1c5e31a2be2343ea3da95bb09cd328e36cd0457a
15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35b790feeeb211c42bf78ca3ae9c26aa30e516765Jakub Pawlowski * Copyright 2014 Google, Inc. 45738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 55738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 65738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * you may not use this file except in compliance with the License. 75738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * You may obtain a copy of the License at: 85738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 95738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * See the License for the specific language governing permissions and 155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * limitations under the License. 165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1949120dc867c7818511b5afec461dfc97d17eef58Marie Janssen#define LOG_TAG "bt_btif_config" 2049120dc867c7818511b5afec461dfc97d17eef58Marie Janssen 2149a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btif_config.h" 2249a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen 23f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He#include <base/logging.h> 245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <ctype.h> 255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <stdio.h> 26b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati#include <string.h> 27646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#include <time.h> 28d30195cbf09735da593e186c4c99cce6232b072eArman Uguray#include <unistd.h> 296bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson#include <string> 30b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 31a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen#include <mutex> 32a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen 33db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "bt_types.h" 34db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "btcore/include/module.h" 357b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker#include "btif_api.h" 3632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella#include "btif_common.h" 379a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh#include "btif_config_transcode.h" 385cd8bff2dd0337cb52bf48f312e3d2d55a8882fbMike J. Chen#include "btif_util.h" 39db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/alarm.h" 40db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/allocator.h" 4147d68ee6229ccec3deeaaf694fa86438d97333a4Scott James Remnant#include "osi/include/compat.h" 420f9b91e150e153229235c163861198e23600e636Sharvil Nanavati#include "osi/include/config.h" 4344802768c447ab480d4227b3a852a97d923b816dSharvil Nanavati#include "osi/include/log.h" 44db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/osi.h" 45b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test#include "osi/include/properties.h" 46bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 47e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung#define BT_CONFIG_SOURCE_TAG_NUM 1010001 48e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung 49646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define INFO_SECTION "Info" 50646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define FILE_TIMESTAMP "TimeCreated" 5172a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker#define FILE_SOURCE "FileSource" 52646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define TIME_STRING_LENGTH sizeof("YYYY-MM-DD HH:MM:SS") 53646134e0a04459f649cb50aa9f3272054630c345Ajay Panickerstatic const char* TIME_STRING_FORMAT = "%Y-%m-%d %H:%M:%S"; 54646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker 55f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray// TODO(armansito): Find a better way than searching by a hardcoded path. 56f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#if defined(OS_GENERIC) 576bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_FILE_PATH = "bt_config.conf"; 586bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_BACKUP_PATH = "bt_config.bak"; 596bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_LEGACY_FILE_PATH = "bt_config.xml"; 606bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson#else // !defined(OS_GENERIC) 616bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_FILE_PATH = "/data/misc/bluedroid/bt_config.conf"; 626bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_BACKUP_PATH = "/data/misc/bluedroid/bt_config.bak"; 636bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic const char* CONFIG_LEGACY_FILE_PATH = 646bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson "/data/misc/bluedroid/bt_config.xml"; 65f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#endif // defined(OS_GENERIC) 66b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic const period_ms_t CONFIG_SETTLE_PERIOD_MS = 3000; 677939ed0c9a50c769e9e648a2d7751e0894b485edzzy 686bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void timer_config_save_cb(void* data); 696bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void btif_config_write(uint16_t event, char* p_param); 70bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic bool is_factory_reset(void); 71bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic void delete_config_files(void); 726bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void btif_config_remove_unpaired(config_t* config); 736bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void btif_config_remove_restricted(config_t* config); 74f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskistatic std::unique_ptr<config_t> btif_config_open(const char* filename); 75335aa36bca8532874c23c1afe5bfc2aff7fc01a5Mike J. Chen 76190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panickerstatic enum ConfigSource { 77190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker NOT_LOADED, 78190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker ORIGINAL, 79190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker BACKUP, 809a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh LEGACY, 81190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker NEW_FILE, 82190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker RESET 83190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker} btif_config_source = NOT_LOADED; 84190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 85bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssenstatic int btif_config_devices_loaded = -1; 86646134e0a04459f649cb50aa9f3272054630c345Ajay Panickerstatic char btif_config_time_created[TIME_STRING_LENGTH]; 87190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 886bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson// TODO(zachoverflow): Move these two functions out, because they are too 896bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson// specific for this file 90b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati// {grumpy-cat/no, monty-python/you-make-me-sad} 91a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool btif_get_device_type(const RawAddress& bda, int* p_device_type) { 926bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (p_device_type == NULL) return false; 9386f97eda524568f2d264186844450db5e56dac36Matthew Xie 94b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski std::string addrstr = bda.ToString(); 95b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski const char* bd_addr_str = addrstr.c_str(); 9686f97eda524568f2d264186844450db5e56dac36Matthew Xie 976bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (!btif_config_get_int(bd_addr_str, "DevType", p_device_type)) return false; 9886f97eda524568f2d264186844450db5e56dac36Matthew Xie 996bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson LOG_DEBUG(LOG_TAG, "%s: Device [%s] type %d", __func__, bd_addr_str, 1006bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson *p_device_type); 1016bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson return true; 10286f97eda524568f2d264186844450db5e56dac36Matthew Xie} 10386f97eda524568f2d264186844450db5e56dac36Matthew Xie 104a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool btif_get_address_type(const RawAddress& bda, int* p_addr_type) { 1056bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (p_addr_type == NULL) return false; 10686f97eda524568f2d264186844450db5e56dac36Matthew Xie 107b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski std::string addrstr = bda.ToString(); 108b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski const char* bd_addr_str = addrstr.c_str(); 10986f97eda524568f2d264186844450db5e56dac36Matthew Xie 1106bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (!btif_config_get_int(bd_addr_str, "AddrType", p_addr_type)) return false; 11186f97eda524568f2d264186844450db5e56dac36Matthew Xie 1126bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson LOG_DEBUG(LOG_TAG, "%s: Device [%s] address type %d", __func__, bd_addr_str, 1136bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson *p_addr_type); 1146bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson return true; 11586f97eda524568f2d264186844450db5e56dac36Matthew Xie} 11686f97eda524568f2d264186844450db5e56dac36Matthew Xie 117a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssenstatic std::mutex config_lock; // protects operations on |config|. 118f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskistatic std::unique_ptr<config_t> config; 1196bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic alarm_t* config_timer; 120b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 1219b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson// Module lifecycle functions 1229b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 1236bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic future_t* init(void) { 124a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 125bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 1266bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (is_factory_reset()) delete_config_files(); 127bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 12872a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker std::string file_source; 12972a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 13072a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config = btif_config_open(CONFIG_FILE_PATH); 131190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = ORIGINAL; 132b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!config) { 133b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test LOG_WARN(LOG_TAG, "%s unable to load config file: %s; using backup.", 1346bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson __func__, CONFIG_FILE_PATH); 13572a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config = btif_config_open(CONFIG_BACKUP_PATH); 136190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = BACKUP; 13772a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Backup"; 1389a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 1399a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh if (!config) { 1406bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson LOG_WARN(LOG_TAG, 1416bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson "%s unable to load backup; attempting to transcode legacy file.", 1426bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson __func__); 1439a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh config = btif_config_transcode(CONFIG_LEGACY_FILE_PATH); 1449a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = LEGACY; 14572a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Legacy"; 1469a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 1479a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh if (!config) { 1486bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson LOG_ERROR(LOG_TAG, 1496bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson "%s unable to transcode legacy file; creating empty config.", 1506bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson __func__); 1519a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh config = config_new_empty(); 1529a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = NEW_FILE; 15372a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Empty"; 1549a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 155713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski 15672a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker if (!file_source.empty()) 157f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_set_string(config.get(), INFO_SECTION, FILE_SOURCE, file_source); 158713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski 159f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski btif_config_remove_unpaired(config.get()); 160d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 1617b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker // Cleanup temporary pairings if we have left guest mode 162f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (!is_restricted_mode()) btif_config_remove_restricted(config.get()); 1637b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 164646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker // Read or set config file creation timestamp 165f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string* time_str; 166f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski time_str = config_get_string(*config, INFO_SECTION, FILE_TIMESTAMP, NULL); 167646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker if (time_str != NULL) { 168f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski strlcpy(btif_config_time_created, time_str->c_str(), TIME_STRING_LENGTH); 169646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker } else { 170646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker time_t current_time = time(NULL); 171646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker struct tm* time_created = localtime(¤t_time); 1726bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson strftime(btif_config_time_created, TIME_STRING_LENGTH, TIME_STRING_FORMAT, 1736bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson time_created); 174f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_set_string(config.get(), INFO_SECTION, FILE_TIMESTAMP, 1756bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson btif_config_time_created); 176646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker } 177646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker 178b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // TODO(sharvil): use a non-wake alarm for this once we have 1799b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson // API support for it. There's no need to wake the system to 180b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // write back to disk. 18178bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = alarm_new("btif.config"); 18278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov if (!config_timer) { 183db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_ERROR(LOG_TAG, "%s unable to create alarm.", __func__); 184b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati goto error; 185b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 186b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 187e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung LOG_EVENT_INT(BT_CONFIG_SOURCE_TAG_NUM, btif_config_source); 188e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung 1899b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 190b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 19178bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavoverror: 19278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 193f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config.reset(); 19478bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 1959a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = NOT_LOADED; 1969b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_FAIL); 1979b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson} 1989b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 199f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskistatic std::unique_ptr<config_t> btif_config_open(const char* filename) { 200f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski std::unique_ptr<config_t> config = config_new(filename); 201f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (!config) return nullptr; 20272a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 203f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (!config_has_section(*config, "Adapter")) { 20472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker LOG_ERROR(LOG_TAG, "Config is missing adapter section"); 205f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski return nullptr; 20672a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker } 20772a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 20872a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker return config; 20972a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker} 21072a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 2116bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic future_t* shut_down(void) { 2129b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson btif_config_flush(); 2139b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 215b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2166bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic future_t* clean_up(void) { 217b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati btif_config_flush(); 218b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 21978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 22078bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 221a4febd6d0460ee0f5834822ca406a4b8bab28cf1Pavlin Radoslavov 222a4febd6d0460ee0f5834822ca406a4b8bab28cf1Pavlin Radoslavov std::unique_lock<std::mutex> lock(config_lock); 223f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config.reset(); 2249b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 226b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2276bd442f543972b072ef2cbbcf2f7c91202de1045Myles WatsonEXPORT_SYMBOL module_t btif_config_module = {.name = BTIF_CONFIG_MODULE, 2286bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson .init = init, 2296bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson .start_up = NULL, 2306bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson .shut_down = shut_down, 2316bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson .clean_up = clean_up}; 2329b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 2336bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonbool btif_config_has_section(const char* section) { 234f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 235f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(section != NULL); 236b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 237a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 238f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski return config_has_section(*config, section); 2397939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 240b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 241f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_exist(const std::string& section, const std::string& key) { 242f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 243b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 244a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 245f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski return config_has_key(*config, section, key); 2465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 247b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 248f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_get_int(const std::string& section, const std::string& key, 249f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski int* value) { 250f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 251f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(value != NULL); 252b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 253a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 254f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski bool ret = config_has_key(*config, section, key); 255f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (ret) *value = config_get_int(*config, section, key, *value); 256b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 257b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2587939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 259b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 260f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_set_int(const std::string& section, const std::string& key, 261f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski int value) { 262f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 263b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 264a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 265f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_set_int(config.get(), section, key, value); 2661c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2671c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski return true; 2681c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski} 2691c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2701c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowskibool btif_config_get_uint64(const std::string& section, const std::string& key, 2711c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski uint64_t* value) { 2721c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski CHECK(config != NULL); 2731c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski CHECK(value != NULL); 2741c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2751c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski std::unique_lock<std::mutex> lock(config_lock); 2761c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski bool ret = config_has_key(*config, section, key); 2771c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski if (ret) *value = config_get_uint64(*config, section, key, *value); 2781c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2791c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski return ret; 2801c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski} 2811c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2821c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowskibool btif_config_set_uint64(const std::string& section, const std::string& key, 2831c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski uint64_t value) { 2841c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski CHECK(config != NULL); 2851c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski 2861c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski std::unique_lock<std::mutex> lock(config_lock); 2871c5e31a2be2343ea3da95bb09cd328e36cd0457aJakub Pawlowski config_set_uint64(config.get(), section, key, value); 288b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 289b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 2907939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 2917939ed0c9a50c769e9e648a2d7751e0894b485edzzy 292f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_get_str(const std::string& section, const std::string& key, 293f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski char* value, int* size_bytes) { 294f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 295f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(value != NULL); 296f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(size_bytes != NULL); 297b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 298a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen { 299a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 300f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string* stored_value = 301f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_get_string(*config, section, key, NULL); 3026bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (!stored_value) return false; 303f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski strlcpy(value, stored_value->c_str(), *size_bytes); 304a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen } 305b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 306ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati *size_bytes = strlen(value) + 1; 307b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3087939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 309b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 310f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_set_str(const std::string& section, const std::string& key, 311f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string& value) { 312f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 313b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 314a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 315f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_set_string(config.get(), section, key, value); 316b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3177939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 318b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 319f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_get_bin(const std::string& section, const std::string& key, 320f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski uint8_t* value, size_t* length) { 321f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 322f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(value != NULL); 323f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(length != NULL); 324b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 325a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 326f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string* value_str = config_get_string(*config, section, key, NULL); 327b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3286bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (!value_str) return false; 329b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 330f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski size_t value_len = value_str->length(); 3316bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if ((value_len % 2) != 0 || *length < (value_len / 2)) return false; 332b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 333b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < value_len; ++i) 334f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (!isxdigit(value_str->c_str()[i])) return false; 335b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 336f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const char* ptr = value_str->c_str(); 337f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski for (*length = 0; *ptr; ptr += 2, *length += 1) 338f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski sscanf(ptr, "%02hhx", &value[*length]); 339b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 340b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3417939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 3427939ed0c9a50c769e9e648a2d7751e0894b485edzzy 343f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskisize_t btif_config_get_bin_length(const std::string& section, 344f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string& key) { 345f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 346b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 347a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 348f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string* value_str = config_get_string(*config, section, key, NULL); 3496bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson if (!value_str) return 0; 350b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 351f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski size_t value_len = value_str->length(); 352b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ((value_len % 2) != 0) ? 0 : (value_len / 2); 3535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 355f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_set_bin(const std::string& section, const std::string& key, 3566bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson const uint8_t* value, size_t length) { 3576bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson const char* lookup = "0123456789abcdef"; 358b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 359f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 360444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 361f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He if (length > 0) CHECK(value != NULL); 362b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3636bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson char* str = (char*)osi_calloc(length * 2 + 1); 364b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 365b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < length; ++i) { 366b2f0447afd5db6579e380439ad596519276e91d1Zach Johnson str[(i * 2) + 0] = lookup[(value[i] >> 4) & 0x0F]; 367444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji str[(i * 2) + 1] = lookup[value[i] & 0x0F]; 368b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 369b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 370a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen { 371a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 372f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_set_string(config.get(), section, key, str); 373a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen } 374b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 375eae61663a5c44f2a5757ae3df80cbc3b97fa6d60Pavlin Radoslavov osi_free(str); 376b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 378b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 379f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskistd::list<section_t>& btif_config_sections() { return config->sections; } 380b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 381f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowskibool btif_config_remove(const std::string& section, const std::string& key) { 382f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 383b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 384a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 385f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski return config_remove_key(config.get(), section, key); 3865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 387b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 388b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_save(void) { 389f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 390f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config_timer != NULL); 391b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 39278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_set(config_timer, CONFIG_SETTLE_PERIOD_MS, timer_config_save_cb, NULL); 3935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 395b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_flush(void) { 396f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 397f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config_timer != NULL); 3985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 39978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 40032b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_config_write(0, NULL); 4015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 40286f97eda524568f2d264186844450db5e56dac36Matthew Xie 403bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerbool btif_config_clear(void) { 404f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 405f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config_timer != NULL); 406aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 40778bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 408aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 409a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 410aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 411aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker config = config_new_empty(); 412aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 413f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski bool ret = config_save(*config, CONFIG_FILE_PATH); 414190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = RESET; 415aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker return ret; 416aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker} 417aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 4186bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void timer_config_save_cb(UNUSED_ATTR void* data) { 41932b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // Moving file I/O to btif context instead of timer callback because 42032b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // it usually takes a lot of time to be completed, introducing 42132b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // delays during A2DP playback causing blips or choppiness. 42232b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_transfer_context(btif_config_write, 0, NULL, 0, NULL); 423d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 424d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 4256bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void btif_config_write(UNUSED_ATTR uint16_t event, 4266bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson UNUSED_ATTR char* p_param) { 427f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 428f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config_timer != NULL); 429b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 430a5764686f719d8d779d8a5ff8cc64010b7893e36Marie Janssen std::unique_lock<std::mutex> lock(config_lock); 43179b294d7cb4b48a371dd6698d85e08771ed79eb1Ajay Panicker rename(CONFIG_FILE_PATH, CONFIG_BACKUP_PATH); 432f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski std::unique_ptr<config_t> config_paired = config_new_clone(*config); 433f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski btif_config_remove_unpaired(config_paired.get()); 434f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_save(*config_paired, CONFIG_FILE_PATH); 435d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 43686f97eda524568f2d264186844450db5e56dac36Matthew Xie 4376bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watsonstatic void btif_config_remove_unpaired(config_t* conf) { 438f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(conf != NULL); 439bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen int paired_devices = 0; 440b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 441d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // The paired config used to carry information about 442d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // discovered devices during regular inquiry scans. 443d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // We remove these now and cache them in memory instead. 444f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski for (auto it = conf->sections.begin(); it != conf->sections.end();) { 445f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski std::string& section = it->name; 446b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski if (RawAddress::IsValidAddress(section)) { 447f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski // TODO: config_has_key loop thorugh all data, maybe just make it so we 448f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski // loop just once ? 449f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski if (!config_has_key(*conf, section, "LinkKey") && 450f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski !config_has_key(*conf, section, "LE_KEY_PENC") && 451f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski !config_has_key(*conf, section, "LE_KEY_PID") && 452f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski !config_has_key(*conf, section, "LE_KEY_PCSRK") && 453f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski !config_has_key(*conf, section, "LE_KEY_LENC") && 454f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski !config_has_key(*conf, section, "LE_KEY_LCSRK")) { 455f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski it = conf->sections.erase(it); 456d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen continue; 457d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 458bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen paired_devices++; 459d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 460f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski it++; 461b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 462bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen 463bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen // should only happen once, at initial load time 464bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen if (btif_config_devices_loaded == -1) 465bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen btif_config_devices_loaded = paired_devices; 466b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati} 467190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 468190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panickervoid btif_debug_config_dump(int fd) { 4696bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "\nBluetooth Config:\n"); 4706bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson 4716bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, " Config Source: "); 4726bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson switch (btif_config_source) { 4736bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case NOT_LOADED: 4746bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "Not loaded\n"); 4756bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4766bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case ORIGINAL: 4776bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "Original file\n"); 4786bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4796bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case BACKUP: 4806bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "Backup file\n"); 4816bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4826bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case LEGACY: 4836bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "Legacy file\n"); 4846bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4856bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case NEW_FILE: 4866bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "New file\n"); 4876bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4886bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson case RESET: 4896bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, "Reset file\n"); 4906bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson break; 4916bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson } 492190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 493f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski std::string original = "Original"; 4946bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, " Devices loaded: %d\n", btif_config_devices_loaded); 4956bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, " File created/tagged: %s\n", btif_config_time_created); 4966bd442f543972b072ef2cbbcf2f7c91202de1045Myles Watson dprintf(fd, " File source: %s\n", 497f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_get_string(*config, INFO_SECTION, FILE_SOURCE, &original) 498f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski ->c_str()); 499190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker} 500bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 5017b266be449e4f915c419199c2312eb31f70e63bcAjay Panickerstatic void btif_config_remove_restricted(config_t* config) { 502f2af1c42ccb2f642b241c2261b42d0be61d45438Jack He CHECK(config != NULL); 5037b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 504f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski for (auto it = config->sections.begin(); it != config->sections.end();) { 505f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski const std::string& section = it->name; 506b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski if (RawAddress::IsValidAddress(section) && 507f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski config_has_key(*config, section, "Restricted")) { 508f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski BTIF_TRACE_DEBUG("%s: Removing restricted device %s", __func__, 509f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski section.c_str()); 510f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski it = config->sections.erase(it); 511f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski continue; 5127b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker } 513f3fb316634973d26cc4b4f55656b86e2a15bd69cJakub Pawlowski it++; 5147b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker } 5157b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker} 5167b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 517bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic bool is_factory_reset(void) { 518bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker char factory_reset[PROPERTY_VALUE_MAX] = {0}; 519b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test osi_property_get("persist.bluetooth.factoryreset", factory_reset, "false"); 520bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker return strncmp(factory_reset, "true", 4) == 0; 521bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker} 522bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 523bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic void delete_config_files(void) { 524bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker remove(CONFIG_FILE_PATH); 525bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker remove(CONFIG_BACKUP_PATH); 526b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test osi_property_set("persist.bluetooth.factoryreset", "false"); 527bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker} 528