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/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include "common/bt_defs.h"
#include "common/bt_trace.h"
#include "osi/alarm.h"
#include "osi/allocator.h"
#include "device/bdaddr.h"
#include "btc/btc_config.h"
#include "btc/btc_util.h"
#include "osi/config.h"
#include "osi/osi.h"
#include "osi/mutex.h"
#include "stack/bt_types.h"
#include "nvs.h"
static char CONFIG_FILE_PATH[NVS_NS_NAME_MAX_SIZE] = "bt_config.conf";
static const period_ms_t CONFIG_SETTLE_PERIOD_MS = 3000;
static void btc_key_value_to_string(uint8_t *key_value, char *value_str, int key_length);
static osi_mutex_t lock; // protects operations on |config|.
static config_t *config;
int btc_config_file_path_update(const char *file_path)
{
if (file_path != NULL && strlen(file_path) < NVS_NS_NAME_MAX_SIZE) {
memcpy(CONFIG_FILE_PATH, file_path, strlen(file_path));
CONFIG_FILE_PATH[strlen(file_path)] = '\0';
return 0;
}
BTC_TRACE_ERROR("Update failed, file_path is NULL or length should be less than %d\n", NVS_NS_NAME_MAX_SIZE);
return -1;
}
bool btc_compare_address_key_value(const char *section, const char *key_type, void *key_value, int key_length)
{
assert(key_value != NULL);
bool status = false;
char value_str[100] = {0};
if(key_length > sizeof(value_str)/2) {
return false;
}
btc_key_value_to_string((uint8_t *)key_value, value_str, key_length);
if ((status = config_has_key_in_section(config, key_type, value_str)) == true) {
config_remove_section(config, section);
}
return status;
}
static void btc_key_value_to_string(uint8_t *key_value, char *value_str, int key_length)
{
const char *lookup = "0123456789abcdef";
assert(key_value != NULL);
assert(value_str != NULL);
for (size_t i = 0; i < key_length; ++i) {
value_str[(i * 2) + 0] = lookup[(key_value[i] >> 4) & 0x0F];
value_str[(i * 2) + 1] = lookup[key_value[i] & 0x0F];
}
return;
}
// Module lifecycle functions
bool btc_config_init(void)
{
osi_mutex_new(&lock);
config = config_new(CONFIG_FILE_PATH);
if (!config) {
BTC_TRACE_WARNING("%s unable to load config file; starting unconfigured.\n", __func__);
config = config_new_empty();
if (!config) {
BTC_TRACE_ERROR("%s unable to allocate a config object.\n", __func__);
goto error;
}
}
if (config_save(config, CONFIG_FILE_PATH)) {
// unlink(LEGACY_CONFIG_FILE_PATH);
}
return true;
error:;
config_free(config);
osi_mutex_free(&lock);
config = NULL;
BTC_TRACE_ERROR("%s failed\n", __func__);
return false;
}
bool btc_config_shut_down(void)
{
btc_config_flush();
return true;
}
bool btc_config_clean_up(void)
{
btc_config_flush();
config_free(config);
osi_mutex_free(&lock);
config = NULL;
return true;
}
bool btc_config_has_section(const char *section)
{
assert(config != NULL);
assert(section != NULL);
return config_has_section(config, section);
}
bool btc_config_exist(const char *section, const char *key)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
return config_has_key(config, section, key);
}
bool btc_config_get_int(const char *section, const char *key, int *value)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
assert(value != NULL);
bool ret = config_has_key(config, section, key);
if (ret) {
*value = config_get_int(config, section, key, *value);
}
return ret;
}
bool btc_config_set_int(const char *section, const char *key, int value)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
config_set_int(config, section, key, value);
return true;
}
bool btc_config_get_str(const char *section, const char *key, char *value, int *size_bytes)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
assert(value != NULL);
assert(size_bytes != NULL);
const char *stored_value = config_get_string(config, section, key, NULL);
if (!stored_value) {
return false;
}
strlcpy(value, stored_value, *size_bytes);
*size_bytes = strlen(value) + 1;
return true;
}
bool btc_config_set_str(const char *section, const char *key, const char *value)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
assert(value != NULL);
config_set_string(config, section, key, value, false);
return true;
}
bool btc_config_get_bin(const char *section, const char *key, uint8_t *value, size_t *length)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
assert(value != NULL);
assert(length != NULL);
const char *value_str = config_get_string(config, section, key, NULL);
if (!value_str) {
return false;
}
size_t value_len = strlen(value_str);
if ((value_len % 2) != 0 || *length < (value_len / 2)) {
return false;
}
for (size_t i = 0; i < value_len; ++i)
if (!isxdigit((unsigned char)value_str[i])) {
return false;
}
for (*length = 0; *value_str; value_str += 2, *length += 1) {
unsigned int val;
sscanf(value_str, "%02x", &val);
value[*length] = (uint8_t)(val);
}
return true;
}
size_t btc_config_get_bin_length(const char *section, const char *key)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
const char *value_str = config_get_string(config, section, key, NULL);
if (!value_str) {
return 0;
}
size_t value_len = strlen(value_str);
return ((value_len % 2) != 0) ? 0 : (value_len / 2);
}
bool btc_config_set_bin(const char *section, const char *key, const uint8_t *value, size_t length)
{
const char *lookup = "0123456789abcdef";
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
if (length > 0) {
assert(value != NULL);
}
char *str = (char *)osi_calloc(length * 2 + 1);
if (!str) {
return false;
}
for (size_t i = 0; i < length; ++i) {
str[(i * 2) + 0] = lookup[(value[i] >> 4) & 0x0F];
str[(i * 2) + 1] = lookup[value[i] & 0x0F];
}
config_set_string(config, section, key, str, false);
osi_free(str);
return true;
}
const btc_config_section_iter_t *btc_config_section_begin(void)
{
assert(config != NULL);
return (const btc_config_section_iter_t *)config_section_begin(config);
}
const btc_config_section_iter_t *btc_config_section_end(void)
{
assert(config != NULL);
return (const btc_config_section_iter_t *)config_section_end(config);
}
const btc_config_section_iter_t *btc_config_section_next(const btc_config_section_iter_t *section)
{
assert(config != NULL);
assert(section != NULL);
return (const btc_config_section_iter_t *)config_section_next((const config_section_node_t *)section);
}
const char *btc_config_section_name(const btc_config_section_iter_t *section)
{
assert(config != NULL);
assert(section != NULL);
return config_section_name((const config_section_node_t *)section);
}
bool btc_config_remove(const char *section, const char *key)
{
assert(config != NULL);
assert(section != NULL);
assert(key != NULL);
return config_remove_key(config, section, key);
}
bool btc_config_remove_section(const char *section)
{
assert(config != NULL);
assert(section != NULL);
return config_remove_section(config, section);
}
bool btc_config_update_newest_section(const char *section)
{
assert(config != NULL);
assert(section != NULL);
return config_update_newest_section(config, section);
}
void btc_config_flush(void)
{
assert(config != NULL);
config_save(config, CONFIG_FILE_PATH);
}
int btc_config_clear(void)
{
assert(config != NULL);
config_free(config);
config = config_new_empty();
if (config == NULL) {
return false;
}
int ret = config_save(config, CONFIG_FILE_PATH);
return ret;
}
void btc_config_lock(void)
{
osi_mutex_lock(&lock, OSI_MUTEX_MAX_TIMEOUT);
}
void btc_config_unlock(void)
{
osi_mutex_unlock(&lock);
}
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