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      1 /*
      2  * Copyright (C) 2017 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 package com.android.server.audio;
     18 
     19 import android.media.AudioManager;
     20 import android.media.AudioSystem;
     21 
     22 import com.android.server.audio.AudioService.WiredDeviceConnectionState;
     23 
     24 
     25 public class AudioServiceEvents {
     26 
     27     final static class PhoneStateEvent extends AudioEventLogger.Event {
     28         final String mPackage;
     29         final int mOwnerPid;
     30         final int mRequesterPid;
     31         final int mRequestedMode;
     32         final int mActualMode;
     33 
     34         PhoneStateEvent(String callingPackage, int requesterPid, int requestedMode,
     35                         int ownerPid, int actualMode) {
     36             mPackage = callingPackage;
     37             mRequesterPid = requesterPid;
     38             mRequestedMode = requestedMode;
     39             mOwnerPid = ownerPid;
     40             mActualMode = actualMode;
     41         }
     42 
     43         @Override
     44         public String eventToString() {
     45             return new StringBuilder("setMode(").append(AudioSystem.modeToString(mRequestedMode))
     46                     .append(") from package=").append(mPackage)
     47                     .append(" pid=").append(mRequesterPid)
     48                     .append(" selected mode=").append(AudioSystem.modeToString(mActualMode))
     49                     .append(" by pid=").append(mOwnerPid).toString();
     50         }
     51     }
     52 
     53     final static class WiredDevConnectEvent extends AudioEventLogger.Event {
     54         final WiredDeviceConnectionState mState;
     55 
     56         WiredDevConnectEvent(WiredDeviceConnectionState state) {
     57             mState = state;
     58         }
     59 
     60         @Override
     61         public String eventToString() {
     62             return new StringBuilder("setWiredDeviceConnectionState(")
     63                     .append(" type:").append(Integer.toHexString(mState.mType))
     64                     .append(" state:").append(AudioSystem.deviceStateToString(mState.mState))
     65                     .append(" addr:").append(mState.mAddress)
     66                     .append(" name:").append(mState.mName)
     67                     .append(") from ").append(mState.mCaller).toString();
     68         }
     69     }
     70 
     71     final static class ForceUseEvent extends AudioEventLogger.Event {
     72         final int mUsage;
     73         final int mConfig;
     74         final String mReason;
     75 
     76         ForceUseEvent(int usage, int config, String reason) {
     77             mUsage = usage;
     78             mConfig = config;
     79             mReason = reason;
     80         }
     81 
     82         @Override
     83         public String eventToString() {
     84             return new StringBuilder("setForceUse(")
     85                     .append(AudioSystem.forceUseUsageToString(mUsage))
     86                     .append(", ").append(AudioSystem.forceUseConfigToString(mConfig))
     87                     .append(") due to ").append(mReason).toString();
     88         }
     89     }
     90 
     91     final static class VolumeEvent extends AudioEventLogger.Event {
     92         final static int VOL_ADJUST_SUGG_VOL = 0;
     93         final static int VOL_ADJUST_STREAM_VOL = 1;
     94         final static int VOL_SET_STREAM_VOL = 2;
     95 
     96         final int mOp;
     97         final int mStream;
     98         final int mVal1;
     99         final int mVal2;
    100         final String mCaller;
    101 
    102         VolumeEvent(int op, int stream, int val1, int val2, String caller) {
    103             mOp = op;
    104             mStream = stream;
    105             mVal1 = val1;
    106             mVal2 = val2;
    107             mCaller = caller;
    108         }
    109 
    110         @Override
    111         public String eventToString() {
    112             switch (mOp) {
    113                 case VOL_ADJUST_SUGG_VOL:
    114                     return new StringBuilder("adjustSuggestedStreamVolume(sugg:")
    115                             .append(AudioSystem.streamToString(mStream))
    116                             .append(" dir:").append(AudioManager.adjustToString(mVal1))
    117                             .append(" flags:0x").append(Integer.toHexString(mVal2))
    118                             .append(") from ").append(mCaller)
    119                             .toString();
    120                 case VOL_ADJUST_STREAM_VOL:
    121                     return new StringBuilder("adjustStreamVolume(stream:")
    122                             .append(AudioSystem.streamToString(mStream))
    123                             .append(" dir:").append(AudioManager.adjustToString(mVal1))
    124                             .append(" flags:0x").append(Integer.toHexString(mVal2))
    125                             .append(") from ").append(mCaller)
    126                             .toString();
    127                 case VOL_SET_STREAM_VOL:
    128                     return new StringBuilder("setStreamVolume(stream:")
    129                             .append(AudioSystem.streamToString(mStream))
    130                             .append(" index:").append(mVal1)
    131                             .append(" flags:0x").append(Integer.toHexString(mVal2))
    132                             .append(") from ").append(mCaller)
    133                             .toString();
    134                default: return new StringBuilder("FIXME invalid op:").append(mOp).toString();
    135             }
    136         }
    137     }
    138 }
    139