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/*
* Copyright (C) 2020 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.
*/
#pragma once
#include <optional>
#include <set>
#include <string>
#include <vector>
#include <gtest/gtest.h>
#include <utils/Errors.h>
// clang-format off
#include PATH(android/hardware/audio/CORE_TYPES_FILE_VERSION/types.h)
#include PATH(android/hardware/audio/common/COMMON_TYPES_FILE_VERSION/types.h)
// clang-format on
#include PATH(APM_XSD_ENUMS_H_FILENAME)
#include PATH(APM_XSD_H_FILENAME)
using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION;
using namespace ::android::hardware::audio::CORE_TYPES_CPP_VERSION;
namespace xsd {
using namespace ::android::audio::policy::configuration::CPP_VERSION;
using Module = Modules::Module;
}
class PolicyConfig {
public:
explicit PolicyConfig(const std::string& configFileName)
: mConfigFileName{configFileName},
mFilePath{findExistingConfigurationFile(mConfigFileName)},
mConfig{xsd::read(mFilePath.c_str())} {
init();
}
PolicyConfig(const std::string& configPath, const std::string& configFileName)
: mConfigFileName{configFileName},
mFilePath{configPath + "/" + mConfigFileName},
mConfig{xsd::read(mFilePath.c_str())} {
init();
}
android::status_t getStatus() const { return mStatus; }
std::string getError() const;
const std::string& getFilePath() const { return mFilePath; }
const xsd::Module* getModuleFromName(const std::string& name) const;
const xsd::Module* getPrimaryModule() const { return mPrimaryModule; }
const std::set<std::string>& getModulesWithDevicesNames() const {
return mModulesWithDevicesNames;
}
std::optional<DeviceAddress> getDeviceAddressOfSinkDeviceAttachedToMixPort(
const std::string& moduleName, const std::string& mixPortName) const {
const auto attachedDevicePort = getAttachedSinkDeviceForMixPort(moduleName, mixPortName);
if (attachedDevicePort.empty()) return {};
return getDeviceAddressOfDevicePort(moduleName, attachedDevicePort);
}
std::optional<DeviceAddress> getDeviceAddressOfSourceDeviceAttachedToMixPort(
const std::string& moduleName, const std::string& mixPortName) const {
const auto attachedDevicePort = getAttachedSourceDeviceForMixPort(moduleName, mixPortName);
if (attachedDevicePort.empty()) return {};
return getDeviceAddressOfDevicePort(moduleName, attachedDevicePort);
}
std::string getAttachedSinkDeviceForMixPort(const std::string& moduleName,
const std::string& mixPortName) const {
return findAttachedDevice(getAttachedDevices(moduleName),
getSinkDevicesForMixPort(moduleName, mixPortName));
}
std::string getAttachedSourceDeviceForMixPort(const std::string& moduleName,
const std::string& mixPortName) const {
return findAttachedDevice(getAttachedDevices(moduleName),
getSourceDevicesForMixPort(moduleName, mixPortName));
}
std::optional<DeviceAddress> getSinkDeviceForMixPort(const std::string& moduleName,
const std::string& mixPortName) const;
std::optional<DeviceAddress> getSourceDeviceForMixPort(const std::string& moduleName,
const std::string& mixPortName) const;
bool haveInputProfilesInModule(const std::string& name) const;
private:
static std::string findExistingConfigurationFile(const std::string& fileName);
std::string findAttachedDevice(const std::vector<std::string>& attachedDevices,
const std::set<std::string>& possibleDevices) const;
const std::vector<std::string>& getAttachedDevices(const std::string& moduleName) const;
std::optional<DeviceAddress> getDeviceAddressOfDevicePort(
const std::string& moduleName, const std::string& devicePortName) const;
std::set<std::string> getSinkDevicesForMixPort(const std::string& moduleName,
const std::string& mixPortName) const;
std::set<std::string> getSourceDevicesForMixPort(const std::string& moduleName,
const std::string& mixPortName) const;
void init();
const std::string mConfigFileName;
const std::string mFilePath;
std::optional<xsd::AudioPolicyConfiguration> mConfig;
android::status_t mStatus = android::NO_INIT;
const xsd::Module* mPrimaryModule;
std::set<std::string> mModulesWithDevicesNames;
};
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