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/*
* Copyright (C) 2017 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.settings.development;
import android.content.Context;
import android.os.Build;
import android.os.SystemProperties;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.SwitchPreference;
import com.android.settings.R;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
public class BluetoothSnoopLogPreferenceController extends DeveloperOptionsPreferenceController
implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
private static final String PREFERENCE_KEY = "bt_hci_snoop_log";
@VisibleForTesting
static final int BTSNOOP_LOG_MODE_DISABLED_INDEX = 0;
@VisibleForTesting
static final int BTSNOOP_LOG_MODE_FILTERED_INDEX = 1;
@VisibleForTesting
static final int BTSNOOP_LOG_MODE_FULL_INDEX = 2;
@VisibleForTesting
static final int BTSNOOP_LOG_MODE_SNOOPHEADERSFILTERED_INDEX = 3;
@VisibleForTesting
static final int BTSNOOP_LOG_MODE_MEDIAPKTSFILTERED_INDEX = 4;
@VisibleForTesting
static final String BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY = "persist.bluetooth.btsnooplogmode";
private final String[] mListValues;
private final String[] mListEntries;
public BluetoothSnoopLogPreferenceController(Context context) {
super(context);
mListValues = context.getResources().getStringArray(R.array.bt_hci_snoop_log_values);
mListEntries = context.getResources().getStringArray(R.array.bt_hci_snoop_log_entries);
}
// Default mode is DISABLED. It can also be changed by modifying the global setting.
public int getDefaultModeIndex() {
if (!Build.IS_DEBUGGABLE) {
return BTSNOOP_LOG_MODE_DISABLED_INDEX;
}
final String default_mode = Settings.Global.getString(mContext.getContentResolver(),
Settings.Global.BLUETOOTH_BTSNOOP_DEFAULT_MODE);
for (int i = 0; i < mListValues.length; i++) {
if (TextUtils.equals(default_mode, mListValues[i])) {
return i;
}
}
return BTSNOOP_LOG_MODE_DISABLED_INDEX;
}
@Override
public String getPreferenceKey() {
return PREFERENCE_KEY;
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
SystemProperties.set(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY, newValue.toString());
updateState(mPreference);
return true;
}
@Override
public void updateState(Preference preference) {
final ListPreference listPreference = (ListPreference) preference;
final String currentValue = SystemProperties.get(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY);
int index = getDefaultModeIndex();
for (int i = 0; i < mListValues.length; i++) {
if (TextUtils.equals(currentValue, mListValues[i])) {
index = i;
break;
}
}
if( index < mListValues.length && index < mListEntries.length ) {
listPreference.setValue(mListValues[index]);
listPreference.setSummary(mListEntries[index]);
} else {
Log.e(TAG, "missing some entries in xml file"
+ "\t some options in developer options will not be shown until added in xml file");
}
}
@Override
protected void onDeveloperOptionsSwitchDisabled() {
super.onDeveloperOptionsSwitchDisabled();
SystemProperties.set(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY, null);
((ListPreference) mPreference).setValue(mListValues[getDefaultModeIndex()]);
((ListPreference) mPreference).setSummary(mListEntries[getDefaultModeIndex()]);
}
}
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