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-rw-r--r--libs/openpgp-api-lib/src/org/openintents/openpgp/util/OpenPgpApi.java306
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diff --git a/libs/openpgp-api-lib/src/org/openintents/openpgp/util/OpenPgpApi.java b/libs/openpgp-api-lib/src/org/openintents/openpgp/util/OpenPgpApi.java
deleted file mode 100644
index 3e18ab0c..00000000
--- a/libs/openpgp-api-lib/src/org/openintents/openpgp/util/OpenPgpApi.java
+++ /dev/null
@@ -1,306 +0,0 @@
-/*
- * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
- *
- * 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 org.openintents.openpgp.util;
-
-import android.annotation.TargetApi;
-import android.content.Context;
-import android.content.Intent;
-import android.os.AsyncTask;
-import android.os.Build;
-import android.os.ParcelFileDescriptor;
-import android.util.Log;
-
-import org.openintents.openpgp.IOpenPgpService;
-import org.openintents.openpgp.OpenPgpError;
-
-import java.io.InputStream;
-import java.io.OutputStream;
-
-public class OpenPgpApi {
-
- public static final String TAG = "OpenPgp API";
-
- public static final String SERVICE_INTENT = "org.openintents.openpgp.IOpenPgpService";
-
- /**
- * Version history
- * ---------------
- * <p/>
- * 3:
- * - first public stable version
- * <p/>
- * 4:
- * - No changes to existing methods -> backward compatible
- * - Introduction of ACTION_DECRYPT_METADATA, RESULT_METADATA, EXTRA_ORIGINAL_FILENAME, and OpenPgpMetadata parcel
- * - Introduction of internal NFC extras: EXTRA_NFC_SIGNED_HASH, EXTRA_NFC_SIG_CREATION_TIMESTAMP
- * 5:
- * - OpenPgpSignatureResult: new consts SIGNATURE_KEY_REVOKED and SIGNATURE_KEY_EXPIRED
- * - OpenPgpSignatureResult: ArrayList<String> userIds
- */
- public static final int API_VERSION = 5;
-
- /**
- * General extras
- * --------------
- *
- * required extras:
- * int EXTRA_API_VERSION (always required)
- *
- * returned extras:
- * int RESULT_CODE (RESULT_CODE_ERROR, RESULT_CODE_SUCCESS or RESULT_CODE_USER_INTERACTION_REQUIRED)
- * OpenPgpError RESULT_ERROR (if RESULT_CODE == RESULT_CODE_ERROR)
- * PendingIntent RESULT_INTENT (if RESULT_CODE == RESULT_CODE_USER_INTERACTION_REQUIRED)
- */
-
- /**
- * Sign only
- * <p/>
- * optional extras:
- * boolean EXTRA_REQUEST_ASCII_ARMOR (request ascii armor for output)
- * String EXTRA_PASSPHRASE (key passphrase)
- */
- public static final String ACTION_SIGN = "org.openintents.openpgp.action.SIGN";
-
- /**
- * Encrypt
- * <p/>
- * required extras:
- * String[] EXTRA_USER_IDS (=emails of recipients, if more than one key has a user_id, a PendingIntent is returned via RESULT_INTENT)
- * or
- * long[] EXTRA_KEY_IDS
- * <p/>
- * optional extras:
- * boolean EXTRA_REQUEST_ASCII_ARMOR (request ascii armor for output)
- * String EXTRA_PASSPHRASE (key passphrase)
- * String EXTRA_ORIGINAL_FILENAME (original filename to be encrypted as metadata)
- */
- public static final String ACTION_ENCRYPT = "org.openintents.openpgp.action.ENCRYPT";
-
- /**
- * Sign and encrypt
- * <p/>
- * required extras:
- * String[] EXTRA_USER_IDS (=emails of recipients, if more than one key has a user_id, a PendingIntent is returned via RESULT_INTENT)
- * or
- * long[] EXTRA_KEY_IDS
- * <p/>
- * optional extras:
- * boolean EXTRA_REQUEST_ASCII_ARMOR (request ascii armor for output)
- * String EXTRA_PASSPHRASE (key passphrase)
- * String EXTRA_ORIGINAL_FILENAME (original filename to be encrypted as metadata)
- */
- public static final String ACTION_SIGN_AND_ENCRYPT = "org.openintents.openpgp.action.SIGN_AND_ENCRYPT";
-
- /**
- * Decrypts and verifies given input stream. This methods handles encrypted-only, signed-and-encrypted,
- * and also signed-only input.
- * <p/>
- * If OpenPgpSignatureResult.getStatus() == OpenPgpSignatureResult.SIGNATURE_KEY_MISSING
- * in addition a PendingIntent is returned via RESULT_INTENT to download missing keys.
- * <p/>
- * optional extras:
- * boolean EXTRA_REQUEST_ASCII_ARMOR (request ascii armor for output)
- * <p/>
- * returned extras:
- * OpenPgpSignatureResult RESULT_SIGNATURE
- * OpenPgpDecryptMetadata RESULT_METADATA
- */
- public static final String ACTION_DECRYPT_VERIFY = "org.openintents.openpgp.action.DECRYPT_VERIFY";
-
- /**
- * Decrypts the header of an encrypted file to retrieve metadata such as original filename.
- * <p/>
- * This does not decrypt the actual content of the file.
- * <p/>
- * returned extras:
- * OpenPgpDecryptMetadata RESULT_METADATA
- */
- public static final String ACTION_DECRYPT_METADATA = "org.openintents.openpgp.action.DECRYPT_METADATA";
-
- /**
- * Get key ids based on given user ids (=emails)
- * <p/>
- * required extras:
- * String[] EXTRA_USER_IDS
- * <p/>
- * returned extras:
- * long[] RESULT_KEY_IDS
- */
- public static final String ACTION_GET_KEY_IDS = "org.openintents.openpgp.action.GET_KEY_IDS";
-
- /**
- * This action returns RESULT_CODE_SUCCESS if the OpenPGP Provider already has the key
- * corresponding to the given key id in its database.
- * <p/>
- * It returns RESULT_CODE_USER_INTERACTION_REQUIRED if the Provider does not have the key.
- * The PendingIntent from RESULT_INTENT can be used to retrieve those from a keyserver.
- * <p/>
- * required extras:
- * long EXTRA_KEY_ID
- */
- public static final String ACTION_GET_KEY = "org.openintents.openpgp.action.GET_KEY";
-
- /* Intent extras */
- public static final String EXTRA_API_VERSION = "api_version";
-
- public static final String EXTRA_ACCOUNT_NAME = "account_name";
-
- // SIGN, ENCRYPT, SIGN_AND_ENCRYPT, DECRYPT_VERIFY
- // request ASCII Armor for output
- // OpenPGP Radix-64, 33 percent overhead compared to binary, see http://tools.ietf.org/html/rfc4880#page-53)
- public static final String EXTRA_REQUEST_ASCII_ARMOR = "ascii_armor";
-
- // ENCRYPT, SIGN_AND_ENCRYPT
- public static final String EXTRA_USER_IDS = "user_ids";
- public static final String EXTRA_KEY_IDS = "key_ids";
- // optional extras:
- public static final String EXTRA_PASSPHRASE = "passphrase";
- public static final String EXTRA_ORIGINAL_FILENAME = "original_filename";
-
- // internal NFC states
- public static final String EXTRA_NFC_SIGNED_HASH = "nfc_signed_hash";
- public static final String EXTRA_NFC_SIG_CREATION_TIMESTAMP = "nfc_sig_creation_timestamp";
- public static final String EXTRA_NFC_DECRYPTED_SESSION_KEY = "nfc_decrypted_session_key";
-
- // GET_KEY
- public static final String EXTRA_KEY_ID = "key_id";
- public static final String RESULT_KEY_IDS = "key_ids";
-
- /* Service Intent returns */
- public static final String RESULT_CODE = "result_code";
-
- // get actual error object from RESULT_ERROR
- public static final int RESULT_CODE_ERROR = 0;
- // success!
- public static final int RESULT_CODE_SUCCESS = 1;
- // get PendingIntent from RESULT_INTENT, start PendingIntent with startIntentSenderForResult,
- // and execute service method again in onActivityResult
- public static final int RESULT_CODE_USER_INTERACTION_REQUIRED = 2;
-
- public static final String RESULT_ERROR = "error";
- public static final String RESULT_INTENT = "intent";
-
- // DECRYPT_VERIFY
- public static final String RESULT_SIGNATURE = "signature";
- public static final String RESULT_METADATA = "metadata";
-
- IOpenPgpService mService;
- Context mContext;
-
- public OpenPgpApi(Context context, IOpenPgpService service) {
- this.mContext = context;
- this.mService = service;
- }
-
- public interface IOpenPgpCallback {
- void onReturn(final Intent result);
- }
-
- private class OpenPgpAsyncTask extends AsyncTask<Void, Integer, Intent> {
- Intent data;
- InputStream is;
- OutputStream os;
- IOpenPgpCallback callback;
-
- private OpenPgpAsyncTask(Intent data, InputStream is, OutputStream os, IOpenPgpCallback callback) {
- this.data = data;
- this.is = is;
- this.os = os;
- this.callback = callback;
- }
-
- @Override
- protected Intent doInBackground(Void... unused) {
- return executeApi(data, is, os);
- }
-
- protected void onPostExecute(Intent result) {
- callback.onReturn(result);
- }
-
- }
-
- @TargetApi(Build.VERSION_CODES.HONEYCOMB)
- public void executeApiAsync(Intent data, InputStream is, OutputStream os, IOpenPgpCallback callback) {
- OpenPgpAsyncTask task = new OpenPgpAsyncTask(data, is, os, callback);
-
- // don't serialize async tasks!
- // http://commonsware.com/blog/2012/04/20/asynctask-threading-regression-confirmed.html
- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
- task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[]) null);
- } else {
- task.execute((Void[]) null);
- }
- }
-
- public Intent executeApi(Intent data, InputStream is, OutputStream os) {
- try {
- data.putExtra(EXTRA_API_VERSION, OpenPgpApi.API_VERSION);
-
- Intent result;
-
- // pipe the input and output
- ParcelFileDescriptor input = null;
- if (is != null) {
- input = ParcelFileDescriptorUtil.pipeFrom(is,
- new ParcelFileDescriptorUtil.IThreadListener() {
-
- @Override
- public void onThreadFinished(Thread thread) {
- //Log.d(OpenPgpApi.TAG, "Copy to service finished");
- }
- }
- );
- }
- ParcelFileDescriptor output = null;
- if (os != null) {
- output = ParcelFileDescriptorUtil.pipeTo(os,
- new ParcelFileDescriptorUtil.IThreadListener() {
-
- @Override
- public void onThreadFinished(Thread thread) {
- //Log.d(OpenPgpApi.TAG, "Service finished writing!");
- }
- }
- );
- }
-
- // blocks until result is ready
- result = mService.execute(data, input, output);
- // close() is required to halt the TransferThread
- if (output != null) {
- output.close();
- }
- // TODO: close input?
-
- // set class loader to current context to allow unparcelling
- // of OpenPgpError and OpenPgpSignatureResult
- // http://stackoverflow.com/a/3806769
- result.setExtrasClassLoader(mContext.getClassLoader());
-
- return result;
- } catch (Exception e) {
- Log.e(OpenPgpApi.TAG, "Exception in executeApi call", e);
- Intent result = new Intent();
- result.putExtra(RESULT_CODE, RESULT_CODE_ERROR);
- result.putExtra(RESULT_ERROR,
- new OpenPgpError(OpenPgpError.CLIENT_SIDE_ERROR, e.getMessage()));
- return result;
- }
- }
-
-}