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/*
* 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.bluetooth.pbapclient;
import android.os.Handler;
import android.util.Log;
import javax.obex.Authenticator;
import javax.obex.PasswordAuthentication;
/* ObexAuthentication is a required component for PBAP in order to support backwards compatibility
* with PSE devices prior to PBAP 1.2. With profiles prior to 1.2 the actual initiation of
* authentication is implementation defined.
*/
class BluetoothPbapObexAuthenticator implements Authenticator {
private static final String TAG = "BtPbapObexAuthenticator";
private static final boolean DBG = Utils.DBG;
//Default session key for legacy devices is 0000
private String mSessionKey = "0000";
private final Handler mCallback;
BluetoothPbapObexAuthenticator(Handler callback) {
mCallback = callback;
}
@Override
public PasswordAuthentication onAuthenticationChallenge(String description,
boolean isUserIdRequired, boolean isFullAccess) {
PasswordAuthentication pa = null;
if (DBG) Log.v(TAG, "onAuthenticationChallenge: starting");
if (mSessionKey != null && mSessionKey.length() != 0) {
if (DBG) Log.v(TAG, "onAuthenticationChallenge: mSessionKey=" + mSessionKey);
pa = new PasswordAuthentication(null, mSessionKey.getBytes());
} else {
if (DBG) {
Log.v(TAG,
"onAuthenticationChallenge: mSessionKey is empty, timeout/cancel occured");
}
}
return pa;
}
@Override
public byte[] onAuthenticationResponse(byte[] userName) {
if (DBG) Log.v(TAG, "onAuthenticationResponse: " + userName);
/* required only in case PCE challenges PSE which we don't do now */
return null;
}
}
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