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> 27b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati#include <string.h> 28995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker#include <time.h> 29d30195cbf09735da593e186c4c99cce6232b072eArman Uguray#include <unistd.h> 30b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 31db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "bt_types.h" 3295b74f252f534ec757aab1fc08e086e02b2cfe8dSharvil Nanavati#include "btcore/include/bdaddr.h" 33db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "btcore/include/module.h" 34c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker#include "btif_api.h" 3532b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella#include "btif_common.h" 3632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella#include "btif_config.h" 377c6f8f332c42199748082edfa4aaf5ee45a373d7Alain 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" 455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 46236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker/** 47236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker * TODO(apanicke): cutils/properties.h is only being used to pull-in runtime 48236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker * settings on Android. Remove this conditional include once we have a generic 49236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker * way to obtain system properties. 50236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker */ 51236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker#if !defined(OS_GENERIC) 52236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker#include <cutils/properties.h> 53236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker#endif /* !defined(OS_GENERIC) */ 54236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker 55b4a1f3abe22831d654dea4f386b747f8d5e928cfJacky Cheung#define BT_CONFIG_SOURCE_TAG_NUM 1010001 56b4a1f3abe22831d654dea4f386b747f8d5e928cfJacky Cheung 57995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker#define INFO_SECTION "Info" 58995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker#define FILE_TIMESTAMP "TimeCreated" 599eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker#define FILE_SOURCE "FileSource" 60995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker#define TIME_STRING_LENGTH sizeof("YYYY-MM-DD HH:MM:SS") 61995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panickerstatic const char* TIME_STRING_FORMAT = "%Y-%m-%d %H:%M:%S"; 62995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker 63f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray// TODO(armansito): Find a better way than searching by a hardcoded path. 64f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#if defined(OS_GENERIC) 65f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguraystatic const char *CONFIG_FILE_PATH = "bt_config.conf"; 66f621aa868f2d980d7a8a1afaa6d70dcf42866bc5Ajay Panickerstatic const char *CONFIG_BACKUP_PATH = "bt_config.bak"; 677c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanhstatic const char *CONFIG_LEGACY_FILE_PATH = "bt_config.xml"; 68f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#else // !defined(OS_GENERIC) 69b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic const char *CONFIG_FILE_PATH = "/data/misc/bluedroid/bt_config.conf"; 70f621aa868f2d980d7a8a1afaa6d70dcf42866bc5Ajay Panickerstatic const char *CONFIG_BACKUP_PATH = "/data/misc/bluedroid/bt_config.bak"; 717c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanhstatic const char *CONFIG_LEGACY_FILE_PATH = "/data/misc/bluedroid/bt_config.xml"; 72f2d6434a6b7ad98e20c7a601d2a0950237514837Arman Uguray#endif // defined(OS_GENERIC) 73b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic const period_ms_t CONFIG_SETTLE_PERIOD_MS = 3000; 747939ed0c9a50c769e9e648a2d7751e0894b485edzzy 75d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssenstatic void timer_config_save_cb(void *data); 7632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jellastatic void btif_config_write(UINT16 event, char *p_param); 77236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panickerstatic bool is_factory_reset(void); 78236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panickerstatic void delete_config_files(void); 79b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssenstatic void btif_config_remove_unpaired(config_t *config); 80c7087d2466a291185853a6b2a16f789233e3420fAjay Panickerstatic void btif_config_remove_restricted(config_t *config); 819eb556804ae753b6fabc66329952dae596f378b7Ajay Panickerstatic config_t *btif_config_open(const char* filename); 82335aa36bca8532874c23c1afe5bfc2aff7fc01a5Mike J. Chen 8363ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panickerstatic enum ConfigSource { 8463ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker NOT_LOADED, 8563ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker ORIGINAL, 8663ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker BACKUP, 877c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh LEGACY, 8863ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker NEW_FILE, 8963ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker RESET 9063ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker} btif_config_source = NOT_LOADED; 9163ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker 92a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssenstatic int btif_config_devices_loaded = -1; 93995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panickerstatic char btif_config_time_created[TIME_STRING_LENGTH]; 9463ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker 95b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati// TODO(zachoverflow): Move these two functions out, because they are too specific for this file 96b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati// {grumpy-cat/no, monty-python/you-make-me-sad} 97b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatibool btif_get_device_type(const BD_ADDR bd_addr, int *p_device_type) 9886f97eda524568f2d264186844450db5e56dac36Matthew Xie{ 9986f97eda524568f2d264186844450db5e56dac36Matthew Xie if (p_device_type == NULL) 10086f97eda524568f2d264186844450db5e56dac36Matthew Xie return FALSE; 10186f97eda524568f2d264186844450db5e56dac36Matthew Xie 10286f97eda524568f2d264186844450db5e56dac36Matthew Xie bt_bdaddr_t bda; 10386f97eda524568f2d264186844450db5e56dac36Matthew Xie bdcpy(bda.address, bd_addr); 10486f97eda524568f2d264186844450db5e56dac36Matthew Xie 1058a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdstr_t bd_addr_str; 1068a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdaddr_to_string(&bda, bd_addr_str, sizeof(bd_addr_str)); 10786f97eda524568f2d264186844450db5e56dac36Matthew Xie 1089d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati if (!btif_config_get_int(bd_addr_str, "DevType", p_device_type)) 10986f97eda524568f2d264186844450db5e56dac36Matthew Xie return FALSE; 11086f97eda524568f2d264186844450db5e56dac36Matthew Xie 111db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_DEBUG(LOG_TAG, "%s: Device [%s] type %d", __FUNCTION__, bd_addr_str, *p_device_type); 11286f97eda524568f2d264186844450db5e56dac36Matthew Xie return TRUE; 11386f97eda524568f2d264186844450db5e56dac36Matthew Xie} 11486f97eda524568f2d264186844450db5e56dac36Matthew Xie 115b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatibool btif_get_address_type(const BD_ADDR bd_addr, int *p_addr_type) 11686f97eda524568f2d264186844450db5e56dac36Matthew Xie{ 11786f97eda524568f2d264186844450db5e56dac36Matthew Xie if (p_addr_type == NULL) 11886f97eda524568f2d264186844450db5e56dac36Matthew Xie return FALSE; 11986f97eda524568f2d264186844450db5e56dac36Matthew Xie 12086f97eda524568f2d264186844450db5e56dac36Matthew Xie bt_bdaddr_t bda; 12186f97eda524568f2d264186844450db5e56dac36Matthew Xie bdcpy(bda.address, bd_addr); 12286f97eda524568f2d264186844450db5e56dac36Matthew Xie 1238a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdstr_t bd_addr_str; 1248a6a89faa942aed4f176b0c98402d01c8bdd6aa6Sharvil Nanavati bdaddr_to_string(&bda, bd_addr_str, sizeof(bd_addr_str)); 12586f97eda524568f2d264186844450db5e56dac36Matthew Xie 1269d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati if (!btif_config_get_int(bd_addr_str, "AddrType", p_addr_type)) 12786f97eda524568f2d264186844450db5e56dac36Matthew Xie return FALSE; 12886f97eda524568f2d264186844450db5e56dac36Matthew Xie 129db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_DEBUG(LOG_TAG, "%s: Device [%s] address type %d", __FUNCTION__, bd_addr_str, *p_addr_type); 13086f97eda524568f2d264186844450db5e56dac36Matthew Xie return TRUE; 13186f97eda524568f2d264186844450db5e56dac36Matthew Xie} 13286f97eda524568f2d264186844450db5e56dac36Matthew Xie 133b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic pthread_mutex_t lock; // protects operations on |config|. 134b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavatistatic config_t *config; 13578bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavovstatic alarm_t *config_timer; 136b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 1379b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson// Module lifecycle functions 1389b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 1399b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *init(void) { 140b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_init(&lock, NULL); 141995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker pthread_mutex_lock(&lock); 142236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker 143236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker if (is_factory_reset()) 144236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker delete_config_files(); 145236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker 1469eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker const char *file_source = NULL; 1479eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 1489eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker config = btif_config_open(CONFIG_FILE_PATH); 14963ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker btif_config_source = ORIGINAL; 150b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!config) { 1517c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh LOG_WARN("%s unable to load config file: %s; using backup.", 15237f7f8380f91221f5f49248ee09be927434b0875Ajay Panicker __func__, CONFIG_FILE_PATH); 1539eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker config = btif_config_open(CONFIG_BACKUP_PATH); 15463ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker btif_config_source = BACKUP; 1559eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker file_source = "Backup"; 1567c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh } 1577c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh if (!config) { 1587c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh LOG_WARN("%s unable to load backup; attempting to transcode legacy file.", __func__); 1597c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh config = btif_config_transcode(CONFIG_LEGACY_FILE_PATH); 1607c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh btif_config_source = LEGACY; 1619eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker file_source = "Legacy"; 1627c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh } 1637c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh if (!config) { 1647c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh LOG_ERROR("%s unable to transcode legacy file; creating empty config.", __func__); 1657c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh config = config_new_empty(); 1667c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh btif_config_source = NEW_FILE; 1679eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker file_source = "Empty"; 1687c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh } 1699eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 1709eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker if (file_source != NULL) 1719eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker config_set_string(config, INFO_SECTION, FILE_SOURCE, file_source); 1729eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 1737c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh if (!config) { 1747c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh LOG_ERROR("%s unable to allocate a config object.", __func__); 1757c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh goto error; 176b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 177b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 178b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen btif_config_remove_unpaired(config); 179d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 180c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker // Cleanup temporary pairings if we have left guest mode 181c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker if (!is_restricted_mode()) 182c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker btif_config_remove_restricted(config); 183c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker 184995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker // Read or set config file creation timestamp 185995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker const char* time_str = config_get_string(config, INFO_SECTION, FILE_TIMESTAMP, NULL); 186995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker if (time_str != NULL) { 187995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker strlcpy(btif_config_time_created, time_str, TIME_STRING_LENGTH); 188995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker } else { 189995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker time_t current_time = time(NULL); 190995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker struct tm* time_created = localtime(¤t_time); 191995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker strftime(btif_config_time_created, TIME_STRING_LENGTH, TIME_STRING_FORMAT, time_created); 192995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker config_set_string(config, INFO_SECTION, FILE_TIMESTAMP, btif_config_time_created); 193995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker } 194995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker 195b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // TODO(sharvil): use a non-wake alarm for this once we have 1969b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson // API support for it. There's no need to wake the system to 197b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati // write back to disk. 19878bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = alarm_new("btif.config"); 19978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov if (!config_timer) { 200db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_ERROR(LOG_TAG, "%s unable to create alarm.", __func__); 201b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati goto error; 202b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 203b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 204b4a1f3abe22831d654dea4f386b747f8d5e928cfJacky Cheung LOG_EVENT_INT(BT_CONFIG_SOURCE_TAG_NUM, btif_config_source); 205b4a1f3abe22831d654dea4f386b747f8d5e928cfJacky Cheung 206995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker pthread_mutex_unlock(&lock); 2079b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 208b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 20978bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavoverror: 21078bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 211b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config_free(config); 212995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker pthread_mutex_unlock(&lock); 213b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_destroy(&lock); 21478bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 215b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config = NULL; 2167c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh btif_config_source = NOT_LOADED; 2179b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_FAIL); 2189b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson} 2199b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 2209eb556804ae753b6fabc66329952dae596f378b7Ajay Panickerstatic config_t *btif_config_open(const char *filename) { 2219eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker config_t *config = config_new(filename); 2229eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker if (!config) 2239eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker return NULL; 2249eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 2259eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker if (!config_has_section(config, "Adapter")) { 2269eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker LOG_ERROR(LOG_TAG, "Config is missing adapter section"); 2279eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker config_free(config); 2289eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker return NULL; 2299eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker } 2309eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 2319eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker return config; 2329eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker} 2339eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker 2349b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *shut_down(void) { 2359b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson btif_config_flush(); 2369b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 238b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2399b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnsonstatic future_t *clean_up(void) { 240b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati btif_config_flush(); 241b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 24278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_free(config_timer); 243b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config_free(config); 244b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_destroy(&lock); 24578bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov config_timer = NULL; 246b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati config = NULL; 2479b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson return future_new_immediate(FUTURE_SUCCESS); 2485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 249b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2501f81b64b337832452e9ba1f530e612a685aebb82Ian CoolidgeEXPORT_SYMBOL const module_t btif_config_module = { 2519b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .name = BTIF_CONFIG_MODULE, 2529b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .init = init, 2539b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .start_up = NULL, 2549b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .shut_down = shut_down, 2559b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .clean_up = clean_up, 2569b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson .dependencies = { 2579b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson NULL 2589b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson } 2599b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson}; 2609b0fbce37260e69cb116be1cdcbceb1f43bf9346Zach Johnson 2619d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_has_section(const char *section) { 262b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2639d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 264b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 265b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2669d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_section(config, section); 267b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 268b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 269b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2707939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 271b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2729d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_exist(const char *section, const char *key) { 273b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2749d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 275b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 276b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 277b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2789d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_key(config, section, key); 279b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 280b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 281b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 283b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2849d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_get_int(const char *section, const char *key, int *value) { 285b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 2869d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 287b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 288b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 289b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 290b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 2919d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_has_key(config, section, key); 292b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (ret) 2939d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati *value = config_get_int(config, section, key, *value); 294b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 295b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 296b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 2977939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 298b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 2999d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_int(const char *section, const char *key, int value) { 300b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3019d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 302b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 303b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 304b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3059d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_int(config, section, key, value); 306b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 307b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 308b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3097939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 3107939ed0c9a50c769e9e648a2d7751e0894b485edzzy 311ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavatibool btif_config_get_str(const char *section, const char *key, char *value, int *size_bytes) { 312b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3139d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 314b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 315b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 316ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati assert(size_bytes != NULL); 317b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 318b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3199d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *stored_value = config_get_string(config, section, key, NULL); 320b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 321b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 322b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!stored_value) 323b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 324b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 325ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati strlcpy(value, stored_value, *size_bytes); 326ce0bab413c2c1a0a5e9f4a82a6b2833685333bceSharvil Nanavati *size_bytes = strlen(value) + 1; 327b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 328b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3297939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 330b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3319d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_str(const char *section, const char *key, const char *value) { 332b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3339d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 334b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 335b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 336b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 337b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3389d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_string(config, section, key, value); 339b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 340b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 341b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3427939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 343b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 3449d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_get_bin(const char *section, const char *key, uint8_t *value, size_t *length) { 345b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3469d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 347b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 348b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(value != NULL); 349b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(length != NULL); 350b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 351b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3529d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *value_str = config_get_string(config, section, key, NULL); 353b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 354b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 355b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!value_str) 356b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 357b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 358b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati size_t value_len = strlen(value_str); 359b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if ((value_len % 2) != 0 || *length < (value_len / 2)) 360b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 361b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 362b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < value_len; ++i) 363b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!isxdigit(value_str[i])) 364b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return false; 365b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 366b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (*length = 0; *value_str; value_str += 2, *length += 1) 367b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati sscanf(value_str, "%02hhx", &value[*length]); 368b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 369b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 3707939ed0c9a50c769e9e648a2d7751e0894b485edzzy} 3717939ed0c9a50c769e9e648a2d7751e0894b485edzzy 3729d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatisize_t btif_config_get_bin_length(const char *section, const char *key) { 373b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3749d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 375b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 376b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 377b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 3789d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati const char *value_str = config_get_string(config, section, key, NULL); 379b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 380b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 381b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati if (!value_str) 382b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return 0; 383b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 384b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati size_t value_len = strlen(value_str); 385b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ((value_len % 2) != 0) ? 0 : (value_len / 2); 3865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3889d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_set_bin(const char *section, const char *key, const uint8_t *value, size_t length) { 389444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji const char *lookup = "0123456789abcdef"; 390b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 391b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 3929d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 393b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 394444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 395444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (length > 0) 396444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji assert(value != NULL); 397b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 398eae61663a5c44f2a5757ae3df80cbc3b97fa6d60Pavlin Radoslavov char *str = (char *)osi_calloc(length * 2 + 1); 399b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 400b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati for (size_t i = 0; i < length; ++i) { 401b2f0447afd5db6579e380439ad596519276e91d1Zach Johnson str[(i * 2) + 0] = lookup[(value[i] >> 4) & 0x0F]; 402444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji str[(i * 2) + 1] = lookup[value[i] & 0x0F]; 403b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 404b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 405b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 4069d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati config_set_string(config, section, key, str); 407b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 408b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 409eae61663a5c44f2a5757ae3df80cbc3b97fa6d60Pavlin Radoslavov osi_free(str); 410b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return true; 4115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 412b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 413b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_begin(void) { 414b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 415b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_begin(config); 4165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 417b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 418b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_end(void) { 419b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 420b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_end(config); 421689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project} 422b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 423b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst btif_config_section_iter_t *btif_config_section_next(const btif_config_section_iter_t *section) { 424b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 425b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(section != NULL); 426b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return (const btif_config_section_iter_t *)config_section_next((const config_section_node_t *)section); 4275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 428b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 429b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavaticonst char *btif_config_section_name(const btif_config_section_iter_t *section) { 430b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 431b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(section != NULL); 432b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return config_section_name((const config_section_node_t *)section); 4335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 434b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 4359d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavatibool btif_config_remove(const char *section, const char *key) { 436b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 4379d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati assert(section != NULL); 438b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(key != NULL); 439b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 440b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 4419d52f88bfc07556cb01ab3055f5b1242c9b467aaSharvil Nanavati bool ret = config_remove_key(config, section, key); 442b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_unlock(&lock); 443b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 444b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati return ret; 4455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 446b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 447b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_save(void) { 448b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 449b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen assert(config_timer != NULL); 450b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 45178bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_set(config_timer, CONFIG_SETTLE_PERIOD_MS, timer_config_save_cb, NULL); 4525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 454b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavativoid btif_config_flush(void) { 455b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 45678bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 4575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 45878bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 45932b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_config_write(0, NULL); 4605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 46186f97eda524568f2d264186844450db5e56dac36Matthew Xie 462236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panickerbool btif_config_clear(void) { 463aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker assert(config != NULL); 46478bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 465aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 46678bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov alarm_cancel(config_timer); 467aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 468aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_lock(&lock); 469aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker config_free(config); 470aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 471aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker config = config_new_empty(); 472aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker if (config == NULL) { 473aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_unlock(&lock); 474aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker return false; 475aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker } 476aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 4779ca88af1d964c546af1c3dc2c16c4c98071fd5b1Sharvil Nanavati bool ret = config_save(config, CONFIG_FILE_PATH); 47863ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker btif_config_source = RESET; 479aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker pthread_mutex_unlock(&lock); 480aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker return ret; 481aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker} 482aa3be1a696b9ae1142fe9f358ad5f97e99da7892Ajay Panicker 483d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssenstatic void timer_config_save_cb(UNUSED_ATTR void *data) { 48432b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // Moving file I/O to btif context instead of timer callback because 48532b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // it usually takes a lot of time to be completed, introducing 48632b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella // delays during A2DP playback causing blips or choppiness. 48732b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jella btif_transfer_context(btif_config_write, 0, NULL, 0, NULL); 488d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 489d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen 49032b3a8a408b23aa28324ad9f56654c98fe2ac914Srinu Jellastatic void btif_config_write(UNUSED_ATTR UINT16 event, UNUSED_ATTR char *p_param) { 491b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati assert(config != NULL); 49278bcff79e1b1f0efce436b33bdd6da88745bfc8aPavlin Radoslavov assert(config_timer != NULL); 493b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 494b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati pthread_mutex_lock(&lock); 495f621aa868f2d980d7a8a1afaa6d70dcf42866bc5Ajay Panicker rename(CONFIG_FILE_PATH, CONFIG_BACKUP_PATH); 496da576af1312568c4892e6b217d89a82897d60d91Marie Janssen config_t *config_paired = config_new_clone(config); 497b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen btif_config_remove_unpaired(config_paired); 498b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen config_save(config_paired, CONFIG_FILE_PATH); 499da576af1312568c4892e6b217d89a82897d60d91Marie Janssen config_free(config_paired); 500d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen pthread_mutex_unlock(&lock); 501d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen} 50286f97eda524568f2d264186844450db5e56dac36Matthew Xie 503b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssenstatic void btif_config_remove_unpaired(config_t *conf) { 504b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen assert(conf != NULL); 505a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen int paired_devices = 0; 506b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati 507b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen // The paired config used to carry information about 508b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen // discovered devices during regular inquiry scans. 509b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen // We remove these now and cache them in memory instead. 510b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen const config_section_node_t *snode = config_section_begin(conf); 511b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen while (snode != config_section_end(conf)) { 512d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen const char *section = config_section_name(snode); 513d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen if (string_is_bdaddr(section)) { 514b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen if (!config_has_key(conf, section, "LinkKey") && 515b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen !config_has_key(conf, section, "LE_KEY_PENC") && 516b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen !config_has_key(conf, section, "LE_KEY_PID") && 517b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen !config_has_key(conf, section, "LE_KEY_PCSRK") && 518b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen !config_has_key(conf, section, "LE_KEY_LENC") && 519b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen !config_has_key(conf, section, "LE_KEY_LCSRK")) { 520d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen snode = config_section_next(snode); 521b9d28c30f9ef9f8f046bb08238abef9cba445be6Marie Janssen config_remove_section(conf, section); 52220af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker continue; 523d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 524a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen paired_devices++; 525d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen } 526d77f1999ecece56c1cbb333f4ddc26f0b5bac2c5Marie Janssen snode = config_section_next(snode); 527b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati } 528a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen 529a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen // should only happen once, at initial load time 530a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen if (btif_config_devices_loaded == -1) 531a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen btif_config_devices_loaded = paired_devices; 532b95c4ef4ac9e86953050a7ae6b3b4260df935713Sharvil Nanavati} 53363ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker 53463ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panickervoid btif_debug_config_dump(int fd) { 53520af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "\nBluetooth Config:\n"); 53620af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker 53720af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, " Config Source: "); 53820af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker switch(btif_config_source) { 53920af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker case NOT_LOADED: 54020af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "Not loaded\n"); 54120af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker break; 54220af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker case ORIGINAL: 54320af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "Original file\n"); 54420af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker break; 54520af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker case BACKUP: 54620af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "Backup file\n"); 54720af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker break; 5487c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh case LEGACY: 5497c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh dprintf(fd, "Legacy file\n"); 5507c6f8f332c42199748082edfa4aaf5ee45a373d7Alain Vongsouvanh break; 55120af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker case NEW_FILE: 55220af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "New file\n"); 55320af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker break; 55420af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker case RESET: 55520af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker dprintf(fd, "Reset file\n"); 55620af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker break; 55745ee419b233480060548f19b09de6726d28a06eaAjay Panicker } 55820af7c3cc040e82124184ad869d840ad6fa1eacfAjay Panicker 559a042f8a02288e69154c405bbdf93c412a14da8bdMarie Janssen dprintf(fd, " Devices loaded: %d\n", btif_config_devices_loaded); 560995c7d63e15923a1a8bdfb2456cc4086468e281cAjay Panicker dprintf(fd, " File created/tagged: %s\n", btif_config_time_created); 5619eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker dprintf(fd, " File source: %s\n", config_get_string(config, INFO_SECTION, 5629eb556804ae753b6fabc66329952dae596f378b7Ajay Panicker FILE_SOURCE, "Original")); 56363ddbe8813aac242071dffc0bd413ba60e6dd7bfAjay Panicker} 564236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker 565c7087d2466a291185853a6b2a16f789233e3420fAjay Panickerstatic void btif_config_remove_restricted(config_t* config) { 566c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker assert(config != NULL); 567c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker 568c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker const config_section_node_t *snode = config_section_begin(config); 569c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker while (snode != config_section_end(config)) { 570c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker const char *section = config_section_name(snode); 571c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker if (string_is_bdaddr(section) && config_has_key(config, section, "Restricted")) { 572c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker BTIF_TRACE_DEBUG("%s: Removing restricted device %s", __func__, section); 573c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker config_remove_section(config, section); 574c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker } 575c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker snode = config_section_next(snode); 576c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker } 577c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker} 578c7087d2466a291185853a6b2a16f789233e3420fAjay Panicker 579236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panickerstatic bool is_factory_reset(void) { 580236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker char factory_reset[PROPERTY_VALUE_MAX] = {0}; 581236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker property_get("persist.bluetooth.factoryreset", factory_reset, "false"); 582236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker return strncmp(factory_reset, "true", 4) == 0; 583236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker} 584236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker 585236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panickerstatic void delete_config_files(void) { 586236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker remove(CONFIG_FILE_PATH); 587236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker remove(CONFIG_BACKUP_PATH); 588236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker property_set("persist.bluetooth.factoryreset", "false"); 589236141f48707c5ed3ebc9549b3a9db5151fbb482Ajay Panicker} 590