content: /*
   * Copyright (C) 2016 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.
   */
  
  package com.android.internal.os;
  
  import android.os.SystemProperties;
  import android.sysprop.CryptoProperties;
  
  /**
   * This is a cache of various ro.* properties so that they can be read just once
   * at class init time.
   */
  public class RoSystemProperties {
      public static final boolean DEBUGGABLE =
              SystemProperties.getInt("ro.debuggable", 0) == 1;
      public static final int FACTORYTEST =
              SystemProperties.getInt("ro.factorytest", 0);
      public static final String CONTROL_PRIVAPP_PERMISSIONS =
              SystemProperties.get("ro.control_privapp_permissions");
  
      // ------ ro.hdmi.* -------- //
      /**
       * Property to indicate if a CEC audio device should forward volume keys when system audio
       * mode is off.
       */
      public static final boolean CEC_AUDIO_DEVICE_FORWARD_VOLUME_KEYS_SYSTEM_AUDIO_MODE_OFF =
              SystemProperties.getBoolean(
                      "ro.hdmi.cec_audio_device_forward_volume_keys_system_audio_mode_off", false);
  
      /**
       * Property to indicate if the current device is a cec switch device.
       *
       * <p> Default is false.
       */
      public static final String PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH =
              "ro.hdmi.property_is_device_hdmi_cec_switch";
  
      // ------ ro.config.* -------- //
      public static final boolean CONFIG_AVOID_GFX_ACCEL =
              SystemProperties.getBoolean("ro.config.avoid_gfx_accel", false);
      public static final boolean CONFIG_LOW_RAM =
              SystemProperties.getBoolean("ro.config.low_ram", false);
      public static final boolean CONFIG_SMALL_BATTERY =
              SystemProperties.getBoolean("ro.config.small_battery", false);
  
      // ------ ro.fw.* ------------ //
      public static final boolean FW_SYSTEM_USER_SPLIT =
              SystemProperties.getBoolean("ro.fw.system_user_split", false);
      public static final boolean MULTIUSER_HEADLESS_SYSTEM_USER =
              SystemProperties.getBoolean("ro.fw.mu.headless_system_user", false);
  
      // ------ ro.crypto.* -------- //
      public static final CryptoProperties.state_values CRYPTO_STATE =
              CryptoProperties.state().orElse(CryptoProperties.state_values.UNSUPPORTED);
      public static final CryptoProperties.type_values CRYPTO_TYPE =
              CryptoProperties.type().orElse(CryptoProperties.type_values.NONE);
      // These are pseudo-properties
      public static final boolean CRYPTO_ENCRYPTABLE =
              CRYPTO_STATE != CryptoProperties.state_values.UNSUPPORTED;
      public static final boolean CRYPTO_ENCRYPTED =
              CRYPTO_STATE == CryptoProperties.state_values.ENCRYPTED;
      public static final boolean CRYPTO_FILE_ENCRYPTED =
              CRYPTO_TYPE == CryptoProperties.type_values.FILE;
      public static final boolean CRYPTO_BLOCK_ENCRYPTED =
              CRYPTO_TYPE == CryptoProperties.type_values.BLOCK;
  
      public static final boolean CONTROL_PRIVAPP_PERMISSIONS_LOG =
              "log".equalsIgnoreCase(CONTROL_PRIVAPP_PERMISSIONS);
      public static final boolean CONTROL_PRIVAPP_PERMISSIONS_ENFORCE =
              "enforce".equalsIgnoreCase(CONTROL_PRIVAPP_PERMISSIONS);
      public static final boolean CONTROL_PRIVAPP_PERMISSIONS_DISABLE =
              !CONTROL_PRIVAPP_PERMISSIONS_LOG && !CONTROL_PRIVAPP_PERMISSIONS_ENFORCE;
  
  }
  