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/******************************************************************************
*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
#include "init_flags.h"
#include <cstdlib>
#include <string>
#include "common/strings.h"
#include "os/log.h"
namespace bluetooth {
namespace common {
bool InitFlags::logging_debug_enabled_for_all = false;
int InitFlags::hci_adapter = 0;
std::unordered_map<std::string, bool> InitFlags::logging_debug_explicit_tag_settings = {};
bool ParseBoolFlag(const std::vector<std::string>& flag_pair, const std::string& flag, bool* variable) {
if (flag != flag_pair[0]) {
return false;
}
auto value = BoolFromString(flag_pair[1]);
if (!value) {
return false;
}
*variable = *value;
return true;
}
bool ParseIntFlag(const std::vector<std::string>& flag_pair, const std::string& flag, int* variable) {
if (flag != flag_pair[0]) {
return false;
}
auto value = Int64FromString(flag_pair[1]);
if (!value || *value > INT32_MAX) {
return false;
}
*variable = *value;
return true;
}
void InitFlags::Load(const char** flags) {
const char** flags_copy = flags;
SetAll(false);
while (flags != nullptr && *flags != nullptr) {
std::string flag_element = *flags;
auto flag_pair = StringSplit(flag_element, "=", 2);
if (flag_pair.size() != 2) {
flags++;
continue;
}
// Parse adapter index (defaults to 0)
ParseIntFlag(flag_pair, "--hci", &hci_adapter);
ParseBoolFlag(flag_pair, "INIT_logging_debug_enabled_for_all", &logging_debug_enabled_for_all);
if ("INIT_logging_debug_enabled_for_tags" == flag_pair[0]) {
auto tags = StringSplit(flag_pair[1], ",");
for (const auto& tag : tags) {
auto setting = logging_debug_explicit_tag_settings.find(tag);
if (setting == logging_debug_explicit_tag_settings.end()) {
logging_debug_explicit_tag_settings.insert_or_assign(tag, true);
}
}
}
if ("INIT_logging_debug_disabled_for_tags" == flag_pair[0]) {
auto tags = StringSplit(flag_pair[1], ",");
for (const auto& tag : tags) {
logging_debug_explicit_tag_settings.insert_or_assign(tag, false);
}
}
flags++;
}
std::vector<std::string> logging_debug_enabled_tags;
std::vector<std::string> logging_debug_disabled_tags;
for (const auto& tag_setting : logging_debug_explicit_tag_settings) {
if (tag_setting.second) {
logging_debug_enabled_tags.emplace_back(tag_setting.first);
} else {
logging_debug_disabled_tags.emplace_back(tag_setting.first);
}
}
flags = flags_copy;
rust::Vec<rust::String> rusted_flags = rust::Vec<rust::String>();
while (flags != nullptr && *flags != nullptr) {
rusted_flags.push_back(rust::String(*flags));
flags++;
}
init_flags::load(std::move(rusted_flags));
}
void InitFlags::SetAll(bool value) {
logging_debug_enabled_for_all = value;
logging_debug_explicit_tag_settings.clear();
}
void InitFlags::SetAllForTesting() {
init_flags::set_all_for_testing();
SetAll(true);
}
} // namespace common
} // namespace bluetooth
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