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/*
* Copyright (C) 2013 Samsung System LSI
* 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.bluetooth.map;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import javax.btobex.Authenticator;
import javax.btobex.PasswordAuthentication;
/**
* BluetoothMapAuthenticator is a used by BluetoothObexServer for obex
* authentication procedure.
*/
public class BluetoothMapAuthenticator implements Authenticator {
private static final String TAG = "BluetoothMapAuthenticator";
private boolean mChallenged;
private boolean mAuthCancelled;
private String mSessionKey;
private Handler mCallback;
public BluetoothMapAuthenticator(final Handler callback) {
mCallback = callback;
mChallenged = false;
mAuthCancelled = false;
mSessionKey = null;
}
public final synchronized void setChallenged(final boolean bool) {
mChallenged = bool;
}
public final synchronized void setCancelled(final boolean bool) {
mAuthCancelled = bool;
}
public final synchronized void setSessionKey(final String string) {
mSessionKey = string;
}
private void waitUserConfirmation() {
Message msg = Message.obtain(mCallback);
msg.what = BluetoothMapService.MSG_OBEX_AUTH_CHALL;
msg.sendToTarget();
synchronized (this) {
while (!mChallenged && !mAuthCancelled) {
try {
wait();
} catch (InterruptedException e) {
Log.e(TAG, "Interrupted while waiting on isChallenged");
}
}
}
}
public PasswordAuthentication onAuthenticationChallenge(final String description,
final boolean isUserIdRequired, final boolean isFullAccess) {
waitUserConfirmation();
if (mSessionKey.trim().length() != 0) {
PasswordAuthentication pa = new PasswordAuthentication(null, mSessionKey.getBytes());
return pa;
}
return null;
}
// TODO: Reserved for future use only, in case MSE challenge MCE
public byte[] onAuthenticationResponse(final byte[] userName) {
byte[] b = null;
return b;
}
}
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