ConfigParsingUtils.h revision 112b0af826aeca45855690b9c105b2cdf9938bbe
1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#pragma once 18 19#include "AudioPolicyConfig.h" 20#include "DeviceDescriptor.h" 21#include "HwModule.h" 22#include "audio_policy_conf.h" 23#include <system/audio.h> 24#include <utils/Log.h> 25#include <utils/Vector.h> 26#include <utils/SortedVector.h> 27#include <cutils/config_utils.h> 28#include <utils/RefBase.h> 29#include <system/audio_policy.h> 30 31namespace android { 32 33// ---------------------------------------------------------------------------- 34// Definitions for audio_policy.conf file parsing 35// ---------------------------------------------------------------------------- 36 37class ConfigParsingUtils 38{ 39public: 40 static status_t loadConfig(const char *path, AudioPolicyConfig &config); 41 42private: 43 static uint32_t parseOutputFlagNames(const char *name); 44 static void loadAudioPortGain(cnode *root, AudioPort &audioPort, int index); 45 static void loadAudioPortGains(cnode *root, AudioPort &audioPort); 46 static void loadDeviceDescriptorGains(cnode *root, sp<DeviceDescriptor> &deviceDesc); 47 static status_t loadHwModuleDevice(cnode *root, DeviceVector &devices); 48 static status_t loadHwModuleProfile(cnode *root, sp<HwModule> &module, audio_port_role_t role); 49 static void loadDevicesFromTag(const char *tag, DeviceVector &devices, 50 const DeviceVector &declaredDevices); 51 static void loadHwModules(cnode *root, HwModuleCollection &hwModules, 52 AudioPolicyConfig &config); 53 static void loadGlobalConfig(cnode *root, AudioPolicyConfig &config, 54 const sp<HwModule> &primaryModule); 55 static void loadModuleGlobalConfig(cnode *root, const sp<HwModule> &module, 56 AudioPolicyConfig &config); 57 static status_t loadHwModule(cnode *root, sp<HwModule> &module, AudioPolicyConfig &config); 58}; 59 60}; // namespace android 61