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/*
* Copyright (C) 2012-2013 Dominik Schürmann <dominik@dominikschuermann.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.service;
import java.util.ArrayList;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.service.IKeychainKeyService;
import org.sufficientlysecure.keychain.service.handler.IKeychainGetKeyringsHandler;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.IBinder;
import android.os.RemoteException;
public class KeychainKeyService extends Service {
Context mContext;
@Override
public void onCreate() {
super.onCreate();
mContext = this;
Log.d(Constants.TAG, "ApgKeyService, onCreate()");
}
@Override
public void onDestroy() {
super.onDestroy();
Log.d(Constants.TAG, "ApgKeyService, onDestroy()");
}
@Override
public IBinder onBind(Intent intent) {
return mBinder;
}
/**
* Synchronized implementation of getPublicKeyRings
*/
private synchronized void getPublicKeyRingsSafe(long[] masterKeyIds,
boolean asAsciiArmoredStringArray, IKeychainGetKeyringsHandler handler)
throws RemoteException {
if (asAsciiArmoredStringArray) {
ArrayList<String> output = ProviderHelper.getPublicKeyRingsAsArmoredString(mContext,
masterKeyIds);
handler.onSuccess(null, output);
} else {
byte[] outputBytes = ProviderHelper
.getPublicKeyRingsAsByteArray(mContext, masterKeyIds);
handler.onSuccess(outputBytes, null);
}
}
/**
* Synchronized implementation of getSecretKeyRings
*/
private synchronized void getSecretKeyRingsSafe(long[] masterKeyIds,
boolean asAsciiArmoredStringArray, IKeychainGetKeyringsHandler handler)
throws RemoteException {
if (asAsciiArmoredStringArray) {
ArrayList<String> output = ProviderHelper.getSecretKeyRingsAsArmoredString(mContext,
masterKeyIds);
handler.onSuccess(null, output);
} else {
byte[] outputBytes = ProviderHelper
.getSecretKeyRingsAsByteArray(mContext, masterKeyIds);
handler.onSuccess(outputBytes, null);
}
}
/**
* This is the implementation of the interface IApgKeyService. All methods are oneway, meaning
* asynchronous and return to the client using handlers.
*
* The real PGP code is located in PGPMain.
*/
private final IKeychainKeyService.Stub mBinder = new IKeychainKeyService.Stub() {
@Override
public void getPublicKeyRings(long[] masterKeyIds, boolean asAsciiArmoredStringArray,
IKeychainGetKeyringsHandler handler) throws RemoteException {
getPublicKeyRingsSafe(masterKeyIds, asAsciiArmoredStringArray, handler);
}
@Override
public void getSecretKeyRings(long[] masterKeyIds, boolean asAsciiArmoredStringArray,
IKeychainGetKeyringsHandler handler) throws RemoteException {
getSecretKeyRingsSafe(masterKeyIds, asAsciiArmoredStringArray, handler);
}
};
/**
* As we can not throw an exception through Android RPC, we assign identifiers to the exception
* types.
*
* @param e
* @return
*/
// private int getExceptionId(Exception e) {
// if (e instanceof NoSuchProviderException) {
// return 0;
// } else if (e instanceof NoSuchAlgorithmException) {
// return 1;
// } else if (e instanceof SignatureException) {
// return 2;
// } else if (e instanceof IOException) {
// return 3;
// } else if (e instanceof ApgGeneralException) {
// return 4;
// } else if (e instanceof PGPException) {
// return 5;
// } else {
// return -1;
// }
// }
}
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