btif_config.cc revision e909ff50ffae0612fc0434cd2130469868b81ae4
15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 3b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati * Copyright (C) 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 23b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati#include <assert.h> 245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <ctype.h> 25b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati#include <pthread.h> 265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <stdio.h> 2772a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker#include <string> 28b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati#include <string.h> 29646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#include <time.h> 30d30195cbf09735da593e186c4c99cce6232b072eArman Uguray#include <unistd.h> 31b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 32db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "bt_types.h" 3395b74f252f534ec757aab1fc08e086e02b2cfe8dSharvil Nanavati#include "btcore/include/bdaddr.h" 34db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "btcore/include/module.h" 357b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker#include "btif_api.h" 3632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella#include "btif_common.h" 3732b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella#include "btif_config.h" 389a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh#include "btif_config_transcode.h" 395cd8bff2dd0337cb52bf48f312e3d2d55a8882fbMike J. Chen#include "btif_util.h" 40db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/alarm.h" 41db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/allocator.h" 4247d68ee6229ccec3deeaaf694fa86438d97333a4Scott James Remnant#include "osi/include/compat.h" 430f9b91e150e153229235c163861198e23600e636Sharvil Nanavati#include "osi/include/config.h" 4444802768c447ab480d4227b3a852a97d923b816dSharvil Nanavati#include "osi/include/log.h" 45db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/osi.h" 46b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test#include "osi/include/properties.h" 47bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 48e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung#define BT_CONFIG_SOURCE_TAG_NUM 1010001 49e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung 50646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define INFO_SECTION "Info" 51646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define FILE_TIMESTAMP "TimeCreated" 5272a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker#define FILE_SOURCE "FileSource" 53646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker#define TIME_STRING_LENGTH sizeof("YYYY-MM-DD HH:MM:SS") 54646134e0a04459f649cb50aa9f3272054630c345Ajay Panickerstatic const char* TIME_STRING_FORMAT = "%Y-%m-%d %H:%M:%S"; 55646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker 56f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray// TODO(armansito): Find a better way than searching by a hardcoded path. 57f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#if defined(OS_GENERIC) 58f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguraystatic const char *CONFIG_FILE_PATH = "bt_config.conf"; 5979b294d7cb4b48a371dd6698d85e08771ed79eb1Ajay Panickerstatic const char *CONFIG_BACKUP_PATH = "bt_config.bak"; 609a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanhstatic const char *CONFIG_LEGACY_FILE_PATH = "bt_config.xml"; 61f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#else // !defined(OS_GENERIC) 62b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic const char *CONFIG_FILE_PATH = "/data/misc/bluedroid/bt_config.conf"; 6379b294d7cb4b48a371dd6698d85e08771ed79eb1Ajay Panickerstatic const char *CONFIG_BACKUP_PATH = "/data/misc/bluedroid/bt_config.bak"; 649a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanhstatic const char *CONFIG_LEGACY_FILE_PATH = "/data/misc/bluedroid/bt_config.xml"; 65f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#endif // defined(OS_GENERIC) 66b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic const period_ms_t CONFIG_SETTLE_PERIOD_MS = 3000; 677939ed0c9a50c769e9e648a2d7751e0894b485edzzy 68d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssenstatic void timer_config_save_cb(void *data); 69b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssenstatic void btif_config_write(uint16_t event, char *p_param); 70bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic bool is_factory_reset(void); 71bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic void delete_config_files(void); 72d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssenstatic void btif_config_remove_unpaired(config_t *config); 737b266be449e4f915c419199c2312eb31f70e63bcAjay Panickerstatic void btif_config_remove_restricted(config_t *config); 7472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panickerstatic 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 88b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati// TODO(zachoverflow): Move these two functions out, because they are too specific for this file 89b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati// {grumpy-cat/no, monty-python/you-make-me-sad} 90b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatibool btif_get_device_type(const BD_ADDR bd_addr, int *p_device_type) 9186f97eda524568f2d264186844450db5e56dac36Matthew Xie{ 9286f97eda524568f2d264186844450db5e56dac36Matthew Xie if (p_device_type == NULL) 93b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return false; 9486f97eda524568f2d264186844450db5e56dac36Matthew Xie 9586f97eda524568f2d264186844450db5e56dac36Matthew Xie bt_bdaddr_t bda; 9686f97eda524568f2d264186844450db5e56dac36Matthew Xie bdcpy(bda.address, bd_addr); 9786f97eda524568f2d264186844450db5e56dac36Matthew Xie 988a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdstr_t bd_addr_str; 998a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdaddr_to_string(&bda, bd_addr_str, sizeof(bd_addr_str)); 10086f97eda524568f2d264186844450db5e56dac36Matthew Xie 1019d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati if (!btif_config_get_int(bd_addr_str, "DevType", p_device_type)) 102b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return false; 10386f97eda524568f2d264186844450db5e56dac36Matthew Xie 104b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen LOG_DEBUG(LOG_TAG, "%s: Device [%s] type %d", __func__, bd_addr_str, *p_device_type); 105b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return true; 10686f97eda524568f2d264186844450db5e56dac36Matthew Xie} 10786f97eda524568f2d264186844450db5e56dac36Matthew Xie 108b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatibool btif_get_address_type(const BD_ADDR bd_addr, int *p_addr_type) 10986f97eda524568f2d264186844450db5e56dac36Matthew Xie{ 11086f97eda524568f2d264186844450db5e56dac36Matthew Xie if (p_addr_type == NULL) 111b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return false; 11286f97eda524568f2d264186844450db5e56dac36Matthew Xie 11386f97eda524568f2d264186844450db5e56dac36Matthew Xie bt_bdaddr_t bda; 11486f97eda524568f2d264186844450db5e56dac36Matthew Xie bdcpy(bda.address, bd_addr); 11586f97eda524568f2d264186844450db5e56dac36Matthew Xie 1168a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdstr_t bd_addr_str; 1178a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdaddr_to_string(&bda, bd_addr_str, sizeof(bd_addr_str)); 11886f97eda524568f2d264186844450db5e56dac36Matthew Xie 1199d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati if (!btif_config_get_int(bd_addr_str, "AddrType", p_addr_type)) 120b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return false; 12186f97eda524568f2d264186844450db5e56dac36Matthew Xie 122b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen LOG_DEBUG(LOG_TAG, "%s: Device [%s] address type %d", __func__, bd_addr_str, *p_addr_type); 123b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssen return true; 12486f97eda524568f2d264186844450db5e56dac36Matthew Xie} 12586f97eda524568f2d264186844450db5e56dac36Matthew Xie 126b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic pthread_mutex_t lock; // protects operations on |config|. 127b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic config_t *config; 12878bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavovstatic alarm_t *config_timer; 129b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 1309b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson// Module lifecycle functions 1319b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 1329b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *init(void) { 133b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_init(&lock, NULL); 134646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker pthread_mutex_lock(&lock); 135bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 136bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker if (is_factory_reset()) 137bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker delete_config_files(); 138bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 13972a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker std::string file_source; 14072a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 14172a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config = btif_config_open(CONFIG_FILE_PATH); 142190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = ORIGINAL; 143b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!config) { 144b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test LOG_WARN(LOG_TAG, "%s unable to load config file: %s; using backup.", 1451eacb3d8933d5a4a394335cdfa9a99ee866a5990Ajay Panicker __func__, CONFIG_FILE_PATH); 14672a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config = btif_config_open(CONFIG_BACKUP_PATH); 147190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = BACKUP; 14872a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Backup"; 1499a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 1509a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh if (!config) { 151b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test LOG_WARN(LOG_TAG, "%s unable to load backup; attempting to transcode legacy file.", __func__); 1529a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh config = btif_config_transcode(CONFIG_LEGACY_FILE_PATH); 1539a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = LEGACY; 15472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Legacy"; 1559a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 1569a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh if (!config) { 157b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test LOG_ERROR(LOG_TAG, "%s unable to transcode legacy file; creating empty config.", __func__); 1589a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh config = config_new_empty(); 1599a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = NEW_FILE; 16072a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker file_source = "Empty"; 1619a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh } 162713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski 16372a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker if (!file_source.empty()) 16472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config_set_string(config, INFO_SECTION, FILE_SOURCE, file_source.c_str()); 165713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski 1669a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh if (!config) { 167b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test LOG_ERROR(LOG_TAG, "%s unable to allocate a config object.", __func__); 1689a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh goto error; 169b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 170b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 171d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen btif_config_remove_unpaired(config); 172d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 1737b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker // Cleanup temporary pairings if we have left guest mode 1747b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker if (!is_restricted_mode()) 1757b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker btif_config_remove_restricted(config); 1767b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 177646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker // Read or set config file creation timestamp 17872a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker const char* time_str; 179713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski time_str = config_get_string(config, INFO_SECTION, FILE_TIMESTAMP, NULL); 180646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker if (time_str != NULL) { 181646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker strlcpy(btif_config_time_created, time_str, TIME_STRING_LENGTH); 182646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker } else { 183646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker time_t current_time = time(NULL); 184646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker struct tm* time_created = localtime(¤t_time); 185646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker strftime(btif_config_time_created, TIME_STRING_LENGTH, TIME_STRING_FORMAT, time_created); 186646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker config_set_string(config, INFO_SECTION, FILE_TIMESTAMP, btif_config_time_created); 187646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker } 188646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker 189b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // TODO(sharvil): use a non-wake alarm for this once we have 1909b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson // API support for it. There's no need to wake the system to 191b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // write back to disk. 19278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = alarm_new("btif.config"); 19378bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov if (!config_timer) { 194db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_ERROR(LOG_TAG, "%s unable to create alarm.", __func__); 195b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati goto error; 196b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 197b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 198e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung LOG_EVENT_INT(BT_CONFIG_SOURCE_TAG_NUM, btif_config_source); 199e909ff50ffae0612fc0434cd2130469868b81ae4Jacky Cheung 200646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker pthread_mutex_unlock(&lock); 2019b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 202b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 20378bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavoverror: 20478bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 205b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config_free(config); 206646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker pthread_mutex_unlock(&lock); 207b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_destroy(&lock); 20878bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 209b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config = NULL; 2109a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh btif_config_source = NOT_LOADED; 2119b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_FAIL); 2129b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson} 2139b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 21472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panickerstatic config_t *btif_config_open(const char *filename) { 21572a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config_t *config = config_new(filename); 21672a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker if (!config) 21772a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker return NULL; 21872a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 21972a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker if (!config_has_section(config, "Adapter")) { 22072a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker LOG_ERROR(LOG_TAG, "Config is missing adapter section"); 22172a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker config_free(config); 22272a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker return NULL; 22372a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker } 22472a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 22572a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker return config; 22672a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker} 22772a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker 2289b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *shut_down(void) { 2299b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson btif_config_flush(); 2309b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 232b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2339b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *clean_up(void) { 234b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati btif_config_flush(); 235b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 23678bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 237b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config_free(config); 238b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_destroy(&lock); 23978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 240b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config = NULL; 2419b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 243b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 244713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub PawlowskiEXPORT_SYMBOL module_t btif_config_module = { 2459b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .name = BTIF_CONFIG_MODULE, 2469b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .init = init, 2479b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .start_up = NULL, 2489b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .shut_down = shut_down, 249713993d1784ab7c23aee1fa3cf1ab8676cc0aa69Jakub Pawlowski .clean_up = clean_up 2509b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson}; 2519b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 2529d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_has_section(const char *section) { 253b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2549d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 255b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 256b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2579d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_section(config, section); 258b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 259b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 260b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2617939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 262b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2639d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_exist(const char *section, const char *key) { 264b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2659d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 266b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 267b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 268b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2699d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_key(config, section, key); 270b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 271b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 272b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 274b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2759d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_get_int(const char *section, const char *key, int *value) { 276b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2779d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 278b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 279b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 280b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 281b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2829d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_key(config, section, key); 283b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (ret) 2849d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati *value = config_get_int(config, section, key, *value); 285b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 286b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 287b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2887939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 289b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2909d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_int(const char *section, const char *key, int value) { 291b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2929d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 293b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 294b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 295b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2969d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_int(config, section, key, value); 297b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 298b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 299b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3007939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 3017939ed0c9a50c769e9e648a2d7751e0894b485edzzy 302ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavatibool btif_config_get_str(const char *section, const char *key, char *value, int *size_bytes) { 303b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3049d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 305b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 306b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 307ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati assert(size_bytes != NULL); 308b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 309b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3109d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *stored_value = config_get_string(config, section, key, NULL); 311b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 312b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 313b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!stored_value) 314b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 315b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 316ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati strlcpy(value, stored_value, *size_bytes); 317ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati *size_bytes = strlen(value) + 1; 318b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 319b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3207939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 321b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3229d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_str(const char *section, const char *key, const char *value) { 323b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3249d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 325b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 326b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 327b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 328b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3299d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_string(config, section, key, value); 330b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 331b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 332b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3337939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 334b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3359d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_get_bin(const char *section, const char *key, uint8_t *value, size_t *length) { 336b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3379d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 338b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 339b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 340b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(length != NULL); 341b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 342b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3439d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *value_str = config_get_string(config, section, key, NULL); 344b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 345b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 346b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!value_str) 347b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 348b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 349b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati size_t value_len = strlen(value_str); 350b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if ((value_len % 2) != 0 || *length < (value_len / 2)) 351b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 352b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 353b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < value_len; ++i) 354b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!isxdigit(value_str[i])) 355b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 356b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 357b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (*length = 0; *value_str; value_str += 2, *length += 1) 358b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati sscanf(value_str, "%02hhx", &value[*length]); 359b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 360b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3617939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 3627939ed0c9a50c769e9e648a2d7751e0894b485edzzy 3639d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatisize_t btif_config_get_bin_length(const char *section, const char *key) { 364b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3659d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 366b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 367b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 368b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3699d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *value_str = config_get_string(config, section, key, NULL); 370b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 371b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 372b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!value_str) 373b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return 0; 374b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 375b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati size_t value_len = strlen(value_str); 376b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ((value_len % 2) != 0) ? 0 : (value_len / 2); 3775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3799d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_bin(const char *section, const char *key, const uint8_t *value, size_t length) { 380444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji const char *lookup = "0123456789abcdef"; 381b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 382b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3839d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 384b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 385444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 386444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (length > 0) 387444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji assert(value != NULL); 388b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 389eae61663a5c44f2a5757ae3df80cbc3b97fa6d60Pavlin Radoslavov char *str = (char *)osi_calloc(length * 2 + 1); 390b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 391b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < length; ++i) { 392b2f0447afd5db6579e380439ad596519276e91d1Zach Johnson str[(i * 2) + 0] = lookup[(value[i] >> 4) & 0x0F]; 393444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji str[(i * 2) + 1] = lookup[value[i] & 0x0F]; 394b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 395b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 396b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3979d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_string(config, section, key, str); 398b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 399b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 400eae61663a5c44f2a5757ae3df80cbc3b97fa6d60Pavlin Radoslavov osi_free(str); 401b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 4025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 403b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 404b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_begin(void) { 405b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 406b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_begin(config); 4075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 408b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 409b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_end(void) { 410b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 411b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_end(config); 412689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project} 413b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 414b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_next(const btif_config_section_iter_t *section) { 415b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 416b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(section != NULL); 417b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_next((const config_section_node_t *)section); 4185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 419b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 420b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst char *btif_config_section_name(const btif_config_section_iter_t *section) { 421b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 422b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(section != NULL); 423b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return config_section_name((const config_section_node_t *)section); 4245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 425b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 4269d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_remove(const char *section, const char *key) { 427b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 4289d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 429b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 430b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 431b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 4329d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_remove_key(config, section, key); 433b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 434b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 435b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 4365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 437b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 438b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_save(void) { 439b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 440d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen assert(config_timer != NULL); 441b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 44278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_set(config_timer, CONFIG_SETTLE_PERIOD_MS, timer_config_save_cb, NULL); 4435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 445b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_flush(void) { 446b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 44778bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 4485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 44978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 45032b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_config_write(0, NULL); 4515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 45286f97eda524568f2d264186844450db5e56dac36Matthew Xie 453bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerbool btif_config_clear(void) { 454aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker assert(config != NULL); 45578bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 456aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 45778bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 458aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 459aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_lock(&lock); 460aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker config_free(config); 461aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 462aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker config = config_new_empty(); 463aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker if (config == NULL) { 464aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_unlock(&lock); 465aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker return false; 466aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker } 467aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 4689ca88af1d964c546af1c3dc2c16c4c98071fd5b1Sharvil Nanavati bool ret = config_save(config, CONFIG_FILE_PATH); 469190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker btif_config_source = RESET; 470aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_unlock(&lock); 471aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker return ret; 472aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker} 473aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 474d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssenstatic void timer_config_save_cb(UNUSED_ATTR void *data) { 47532b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // Moving file I/O to btif context instead of timer callback because 47632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // it usually takes a lot of time to be completed, introducing 47732b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // delays during A2DP playback causing blips or choppiness. 47832b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_transfer_context(btif_config_write, 0, NULL, 0, NULL); 479d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 480d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 481b7f64bc45dec7f7fec74ceb04874f322b9434bbfMarie Janssenstatic void btif_config_write(UNUSED_ATTR uint16_t event, UNUSED_ATTR char *p_param) { 482b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 48378bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 484b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 485b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 48679b294d7cb4b48a371dd6698d85e08771ed79eb1Ajay Panicker rename(CONFIG_FILE_PATH, CONFIG_BACKUP_PATH); 4874cef24d88eb14396011bf31a185d4cab9d0254aaMarie Janssen config_t *config_paired = config_new_clone(config); 488d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen btif_config_remove_unpaired(config_paired); 489d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen config_save(config_paired, CONFIG_FILE_PATH); 4904cef24d88eb14396011bf31a185d4cab9d0254aaMarie Janssen config_free(config_paired); 491d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen pthread_mutex_unlock(&lock); 492d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 49386f97eda524568f2d264186844450db5e56dac36Matthew Xie 494d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssenstatic void btif_config_remove_unpaired(config_t *conf) { 495d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen assert(conf != NULL); 496bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen int paired_devices = 0; 497b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 498d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // The paired config used to carry information about 499d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // discovered devices during regular inquiry scans. 500d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen // We remove these now and cache them in memory instead. 501d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen const config_section_node_t *snode = config_section_begin(conf); 502d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen while (snode != config_section_end(conf)) { 503d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen const char *section = config_section_name(snode); 504d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen if (string_is_bdaddr(section)) { 505d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen if (!config_has_key(conf, section, "LinkKey") && 506d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen !config_has_key(conf, section, "LE_KEY_PENC") && 507d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen !config_has_key(conf, section, "LE_KEY_PID") && 508d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen !config_has_key(conf, section, "LE_KEY_PCSRK") && 509d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen !config_has_key(conf, section, "LE_KEY_LENC") && 510d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen !config_has_key(conf, section, "LE_KEY_LCSRK")) { 511d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen snode = config_section_next(snode); 512d9ebc239abf77a1133c3456db84444ccbc8d0fddMarie Janssen config_remove_section(conf, section); 513d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen continue; 514d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 515bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen paired_devices++; 516d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 517d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen snode = config_section_next(snode); 518b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 519bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen 520bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen // should only happen once, at initial load time 521bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen if (btif_config_devices_loaded == -1) 522bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen btif_config_devices_loaded = paired_devices; 523b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati} 524190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 525190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panickervoid btif_debug_config_dump(int fd) { 526190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "\nBluetooth Config:\n"); 527190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 528190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, " Config Source: "); 529190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker switch(btif_config_source) { 530190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker case NOT_LOADED: 531190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "Not loaded\n"); 532190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker break; 533190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker case ORIGINAL: 534190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "Original file\n"); 535190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker break; 536190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker case BACKUP: 537190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "Backup file\n"); 538190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker break; 5399a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh case LEGACY: 5409a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh dprintf(fd, "Legacy file\n"); 5419a58e68a98fbe1680535a7e7641de91e89273ad8Alain Vongsouvanh break; 542190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker case NEW_FILE: 543190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "New file\n"); 544190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker break; 545190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker case RESET: 546190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker dprintf(fd, "Reset file\n"); 547190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker break; 548190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker } 549190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker 550bcfdd0ab24357c5dd842540e6c0e8f34ba7aac11Marie Janssen dprintf(fd, " Devices loaded: %d\n", btif_config_devices_loaded); 551646134e0a04459f649cb50aa9f3272054630c345Ajay Panicker dprintf(fd, " File created/tagged: %s\n", btif_config_time_created); 55272a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker dprintf(fd, " File source: %s\n", config_get_string(config, INFO_SECTION, 55372a183d00c7534c80a4deb9fb41d38fd9e9455f6Ajay Panicker FILE_SOURCE, "Original")); 554190cf46ff6937bceff146aec026cf9f53c40e84dAjay Panicker} 555bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 5567b266be449e4f915c419199c2312eb31f70e63bcAjay Panickerstatic void btif_config_remove_restricted(config_t* config) { 5577b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker assert(config != NULL); 5587b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 5597b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker const config_section_node_t *snode = config_section_begin(config); 5607b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker while (snode != config_section_end(config)) { 5617b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker const char *section = config_section_name(snode); 5627b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker if (string_is_bdaddr(section) && config_has_key(config, section, "Restricted")) { 5637b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker BTIF_TRACE_DEBUG("%s: Removing restricted device %s", __func__, section); 5647b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker config_remove_section(config, section); 5657b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker } 5667b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker snode = config_section_next(snode); 5677b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker } 5687b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker} 5697b266be449e4f915c419199c2312eb31f70e63bcAjay Panicker 570bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic bool is_factory_reset(void) { 571bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker char factory_reset[PROPERTY_VALUE_MAX] = {0}; 572b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test osi_property_get("persist.bluetooth.factoryreset", factory_reset, "false"); 573bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker return strncmp(factory_reset, "true", 4) == 0; 574bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker} 575bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker 576bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panickerstatic void delete_config_files(void) { 577bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker remove(CONFIG_FILE_PATH); 578bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker remove(CONFIG_BACKUP_PATH); 579b4a42e7b9c277cfd71a575cbdb104013855b80cdBluetooth Build Test osi_property_set("persist.bluetooth.factoryreset", "false"); 580bf5c3cb18f16198bc2657cd7a50874d17cd52cc8Ajay Panicker} 581