symmetric encryption working again

This commit is contained in:
Dominik 2012-06-19 01:17:58 +03:00
parent e4489bc78d
commit 1de42b0bfb
6 changed files with 61 additions and 80 deletions

View File

@ -1304,7 +1304,7 @@ public class Apg {
context.getString(R.string.error_noEncryptionKeysOrPassPhrase));
}
if (signatureKeyId != 0) {
if (signatureKeyId != -1) {
signingKeyRing = getSecretKeyRing(signatureKeyId);
signingKey = getSigningKey(signatureKeyId);
if (signingKey == null) {
@ -1333,6 +1333,7 @@ public class Apg {
if (encryptionKeyIds.length == 0) {
// symmetric encryption
Log.d(Constants.TAG, "encryptionKeyIds length is 0 -> symmetric encryption");
cPk.addMethod(passPhrase.toCharArray());
}
for (int i = 0; i < encryptionKeyIds.length; ++i) {
@ -1346,7 +1347,7 @@ public class Apg {
PGPSignatureGenerator signatureGenerator = null;
PGPV3SignatureGenerator signatureV3Generator = null;
if (signatureKeyId != 0) {
if (signatureKeyId != -1) {
if (progress != null)
progress.setProgress(R.string.progress_preparingSignature, 10, 100);
if (forceV3Signature) {
@ -1373,7 +1374,7 @@ public class Apg {
compressGen = new PGPCompressedDataGenerator(compression);
bcpgOut = new BCPGOutputStream(compressGen.open(encryptOut));
}
if (signatureKeyId != 0) {
if (signatureKeyId != -1) {
if (forceV3Signature) {
signatureV3Generator.generateOnePassVersion(false).encode(bcpgOut);
} else {
@ -1394,7 +1395,7 @@ public class Apg {
InputStream in = data.getInputStream();
while ((n = in.read(buffer)) > 0) {
pOut.write(buffer, 0, n);
if (signatureKeyId != 0) {
if (signatureKeyId != -1) {
if (forceV3Signature) {
signatureV3Generator.update(buffer, 0, n);
} else {
@ -1410,7 +1411,7 @@ public class Apg {
literalGen.close();
if (signatureKeyId != 0) {
if (signatureKeyId != -1) {
if (progress != null)
progress.setProgress(R.string.progress_generatingSignature, 95, 100);
if (forceV3Signature) {

View File

@ -1,9 +1,24 @@
/*
* Copyright (C) 2012 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.thialfihar.android.apg;
import org.thialfihar.android.apg.passphrase.PassphraseCacheService;
import android.app.Application;
import android.content.Intent;
public class ApgApplication extends Application {

View File

@ -77,7 +77,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
// generate key
public static final String ALGORITHM = "algorithm";
public static final String KEY_SIZE = "key_size";
public static final String PASSPHRASE = "passphrase";
public static final String SYMMETRIC_PASSPHRASE = "passphrase";
public static final String MASTER_KEY = "master_key";
// encrypt
@ -182,7 +182,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
try {
// Input
int algorithm = data.getInt(ALGORITHM);
String passphrase = data.getString(PASSPHRASE);
String passphrase = data.getString(SYMMETRIC_PASSPHRASE);
int keysize = data.getInt(KEY_SIZE);
PGPSecretKey masterKey = null;
if (data.containsKey(MASTER_KEY)) {
@ -206,7 +206,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
case ACTION_GENERATE_DEFAULT_RSA_KEYS:
// generate one RSA 2048 key for signing and one subkey for encrypting!
try {
String passphrase = data.getString(PASSPHRASE);
String passphrase = data.getString(SYMMETRIC_PASSPHRASE);
// Operation
PGPSecretKeyRing masterKeyRing = Apg.createKey(this, Id.choice.algorithm.rsa, 2048,
@ -232,7 +232,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
try {
// Input
long secretKeyId = data.getLong(SECRET_KEY_ID);
String passphrase = data.getString(PASSPHRASE);
String passphrase = data.getString(SYMMETRIC_PASSPHRASE);
byte[] bytes = data.getByteArray(BYTES);
@ -251,16 +251,19 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
if (generateSignature) {
Log.d(Constants.TAG, "generate signature...");
Apg.generateSignature(this, inputData, outStream, useAsciiArmour, false,
secretKeyId, Apg.getCachedPassPhrase(secretKeyId), Preferences
.getPreferences(this).getDefaultHashAlgorithm(), Preferences
.getPreferences(this).getForceV3Signatures(), this);
} else if (signOnly) {
Log.d(Constants.TAG, "sign only...");
Apg.signText(this, inputData, outStream, secretKeyId, Apg
.getCachedPassPhrase(secretKeyId), Preferences.getPreferences(this)
.getDefaultHashAlgorithm(), Preferences.getPreferences(this)
.getForceV3Signatures(), this);
} else {
Log.d(Constants.TAG, "encrypt...");
Apg.encrypt(this, inputData, outStream, useAsciiArmour, encryptionKeyIds,
signatureKeyId, Apg.getCachedPassPhrase(signatureKeyId), this,
Preferences.getPreferences(this).getDefaultEncryptionAlgorithm(),
@ -301,7 +304,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
try {
// Input
long secretKeyId = data.getLong(SECRET_KEY_ID);
String passphrase = data.getString(PASSPHRASE);
String passphrase = data.getString(SYMMETRIC_PASSPHRASE);
String inputFile = data.getString(INPUT_FILE);
String outputFile = data.getString(OUTPUT_FILE);
@ -343,16 +346,19 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
// Operation
if (generateSignature) {
Log.d(Constants.TAG, "generate signature...");
Apg.generateSignature(this, inputData, outStream, useAsciiArmour, true,
secretKeyId, Apg.getCachedPassPhrase(secretKeyId), Preferences
.getPreferences(this).getDefaultHashAlgorithm(), Preferences
.getPreferences(this).getForceV3Signatures(), this);
} else if (signOnly) {
Log.d(Constants.TAG, "sign only...");
Apg.signText(this, inputData, outStream, secretKeyId, Apg
.getCachedPassPhrase(secretKeyId), Preferences.getPreferences(this)
.getDefaultHashAlgorithm(), Preferences.getPreferences(this)
.getForceV3Signatures(), this);
} else {
Log.d(Constants.TAG, "encrypt...");
Apg.encrypt(this, inputData, outStream, useAsciiArmour, encryptionKeyIds,
signatureKeyId, Apg.getCachedPassPhrase(signatureKeyId), this,
Preferences.getPreferences(this).getDefaultEncryptionAlgorithm(),
@ -373,7 +379,7 @@ public class ApgService extends IntentService implements ProgressDialogUpdater {
try {
// Input
long secretKeyId = data.getLong(SECRET_KEY_ID);
String passphrase = data.getString(PASSPHRASE);
String passphrase = data.getString(SYMMETRIC_PASSPHRASE);
Uri providerUri = Uri.parse(data.getString(PROVIDER_URI));

View File

@ -192,7 +192,7 @@ public class EditKeyActivity extends SherlockFragmentActivity {
// fill values for this action
Bundle data = new Bundle();
data.putString(ApgService.PASSPHRASE, mCurrentPassPhrase);
data.putString(ApgService.SYMMETRIC_PASSPHRASE, mCurrentPassPhrase);
intent.putExtra(ApgService.EXTRA_DATA, data);

View File

@ -158,21 +158,19 @@ public class EncryptActivity extends SherlockFragmentActivity {
startActivity(intent);
return true;
case Id.menu.option.encrypt_to_clipboard: {
Log.d(Constants.TAG, "encrypt_to_clipboard option item clicked!");
case Id.menu.option.encrypt_to_clipboard:
encryptToClipboardClicked();
return true;
}
case Id.menu.option.encrypt: {
case Id.menu.option.encrypt:
encryptClicked();
return true;
}
default: {
default:
return super.onOptionsItemSelected(item);
}
}
}
@ -726,46 +724,36 @@ public class EncryptActivity extends SherlockFragmentActivity {
}
// @Override
// public void passPhraseCallback(long keyId, String passPhrase) {
// // super.passPhraseCallback(keyId, passPhrase);
// if (mEncryptTarget == Id.target.file) {
// askForOutputFilename();
// } else {
// encryptStart();
// }
// }
private void encryptStart() {
boolean useAsciiArmour = true;
long encryptionKeyIds[] = null;
long signatureKeyId = 0;
int compressionId = 0;
boolean signOnly = false;
String passPhrase = null;
if (mMode.getCurrentView().getId() == R.id.modeSymmetric) {
passPhrase = mPassPhrase.getText().toString();
if (passPhrase.length() == 0) {
passPhrase = null;
}
} else {
encryptionKeyIds = mEncryptionKeyIds;
signatureKeyId = getSecretKeyId();
signOnly = (mEncryptionKeyIds == null || mEncryptionKeyIds.length == 0);
}
// Send all information needed to service to edit key in other thread
Intent intent = new Intent(this, ApgService.class);
// fill values for this action
Bundle data = new Bundle();
boolean useAsciiArmour = true;
long encryptionKeyIds[] = null;
long signatureKeyId = -1; // -1 means no signature!
int compressionId = 0;
boolean signOnly = false;
if (mMode.getCurrentView().getId() == R.id.modeSymmetric) {
Log.d(Constants.TAG, "Symmetric encryption enabled!");
String passPhrase = mPassPhrase.getText().toString();
if (passPhrase.length() == 0) {
passPhrase = null;
}
data.putString(ApgService.SYMMETRIC_PASSPHRASE, passPhrase);
} else {
encryptionKeyIds = mEncryptionKeyIds;
signatureKeyId = getSecretKeyId();
signOnly = (mEncryptionKeyIds == null || mEncryptionKeyIds.length == 0);
}
// choose default settings, action and data bundle by target
if (mContentUri != null) {
intent.putExtra(ApgService.EXTRA_ACTION, ApgService.ACTION_ENCRYPT_SIGN_STREAM);
data.putString(ApgService.PROVIDER_URI, mContentUri.toString());
} else if (mEncryptTarget == Id.target.file) {
@ -795,7 +783,6 @@ public class EncryptActivity extends SherlockFragmentActivity {
}
data.putByteArray(ApgService.BYTES, message.getBytes());
}
}
if (mOverrideAsciiArmour) {
@ -1034,32 +1021,4 @@ public class EncryptActivity extends SherlockFragmentActivity {
super.onActivityResult(requestCode, resultCode, data);
}
// @Override
// protected Dialog onCreateDialog(int id) {
// switch (id) {
// case Id.dialog.output_filename: {
// return FileDialog.build(this, getString(R.string.title_encryptToFile),
// getString(R.string.specifyFileToEncryptTo), mOutputFilename,
// new FileDialog.OnClickListener() {
// public void onOkClick(String filename, boolean checked) {
// removeDialog(Id.dialog.output_filename);
// mOutputFilename = filename;
// encryptStart();
// }
//
// public void onCancelClick() {
// removeDialog(Id.dialog.output_filename);
// }
// }, getString(R.string.filemanager_titleSave),
// getString(R.string.filemanager_btnSave), null, Id.request.output_filename);
// }
//
// default: {
// break;
// }
// }
//
// return super.onCreateDialog(id);
// }
}

View File

@ -265,7 +265,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
} else {
passPhrase = "";
}
data.putString(ApgService.PASSPHRASE, passPhrase);
data.putString(ApgService.SYMMETRIC_PASSPHRASE, passPhrase);
data.putInt(ApgService.ALGORITHM, mNewKeyAlgorithmChoice.getId());
data.putInt(ApgService.KEY_SIZE, mNewKeySize);