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Introducing new ParcelFileDescriptor pipes

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This commit is contained in:
Dominik Schürmann
2014-02-14 02:33:21 +01:00
parent 7b819e65de
commit 7939aaaa44
39 changed files with 956 additions and 360 deletions
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2
OpenPGP-Keychain/build.gradle
View File

@@ -20,7 +20,7 @@ android {
buildToolsVersion "19.0.1"
defaultConfig {
minSdkVersion 8
minSdkVersion 9
targetSdkVersion 19
}

2
OpenPGP-Keychain/src/main/AndroidManifest.xml
View File

@@ -30,7 +30,7 @@
-->
<uses-sdk
android:minSdkVersion="8"
android:minSdkVersion="9"
android:targetSdkVersion="19" />
<uses-feature

276
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/service/remote/OpenPgpService.java
View File

@@ -19,6 +19,7 @@ package org.sufficientlysecure.keychain.service.remote;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
@@ -30,6 +31,7 @@ import org.openintents.openpgp.IOpenPgpService;
import org.openintents.openpgp.OpenPgpData;
import org.openintents.openpgp.OpenPgpError;
import org.openintents.openpgp.OpenPgpSignatureResult;
import org.openintents.openpgp.util.OpenPgpConstants;
import org.spongycastle.util.Arrays;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.Id;
@@ -54,7 +56,7 @@ import android.net.Uri;
import android.os.Bundle;
import android.os.IBinder;
import android.os.Message;
import android.os.RemoteException;
import android.os.ParcelFileDescriptor;
public class OpenPgpService extends RemoteService {
@@ -93,6 +95,7 @@ public class OpenPgpService extends RemoteService {
return passphrase;
}
public class PassphraseActivityCallback extends UserInputCallback {
private boolean success = false;
@@ -109,11 +112,13 @@ public class OpenPgpService extends RemoteService {
success = false;
}
}
};
}
;
/**
* Search database for key ids based on emails.
*
*
* @param encryptionUserIds
* @return
*/
@@ -213,10 +218,12 @@ public class OpenPgpService extends RemoteService {
success = false;
}
}
};
}
;
private synchronized void getKeyIdsSafe(String[] userIds, boolean allowUserInteraction,
IOpenPgpKeyIdsCallback callback, AppSettings appSettings) {
IOpenPgpKeyIdsCallback callback, AppSettings appSettings) {
try {
long[] keyIds = getKeyIdsFromEmails(userIds, allowUserInteraction);
if (keyIds == null) {
@@ -225,7 +232,7 @@ public class OpenPgpService extends RemoteService {
callback.onSuccess(keyIds);
} catch (UserInteractionRequiredException e) {
callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
// callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
} catch (NoUserIdsException e) {
callbackOpenPgpError(callback, OpenPgpError.NO_USER_IDS, e.getMessage());
} catch (Exception e) {
@@ -234,8 +241,8 @@ public class OpenPgpService extends RemoteService {
}
private synchronized void encryptAndSignSafe(OpenPgpData inputData,
final OpenPgpData outputData, long[] keyIds, boolean allowUserInteraction,
IOpenPgpCallback callback, AppSettings appSettings, boolean sign) {
final OpenPgpData outputData, long[] keyIds, boolean allowUserInteraction,
IOpenPgpCallback callback, AppSettings appSettings, boolean sign) {
try {
// TODO: other options of OpenPgpData!
byte[] inputBytes = getInput(inputData);
@@ -286,7 +293,7 @@ public class OpenPgpService extends RemoteService {
// return over handler on client side
callback.onSuccess(output, null);
} catch (UserInteractionRequiredException e) {
callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
// callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
} catch (WrongPassphraseException e) {
callbackOpenPgpError(callback, OpenPgpError.NO_OR_WRONG_PASSPHRASE, e.getMessage());
} catch (Exception e) {
@@ -295,43 +302,61 @@ public class OpenPgpService extends RemoteService {
}
// TODO: asciiArmor?!
private void signSafe(byte[] inputBytes, boolean allowUserInteraction,
IOpenPgpCallback callback, AppSettings appSettings) {
private Bundle signImpl(ParcelFileDescriptor input, ParcelFileDescriptor output, AppSettings appSettings) {
try {
// build InputData and write into OutputStream
InputStream inputStream = new ByteArrayInputStream(inputBytes);
long inputLength = inputBytes.length;
InputData inputData = new InputData(inputStream, inputLength);
OutputStream outputStream = new ByteArrayOutputStream();
String passphrase = getCachedPassphrase(appSettings.getKeyId(), allowUserInteraction);
// get passphrase from cache, if key has "no" passphrase, this returns an empty String
String passphrase = PassphraseCacheService.getCachedPassphrase(getContext(), appSettings.getKeyId());
if (passphrase == null) {
throw new WrongPassphraseException("No or wrong passphrase!");
// TODO: we need to abort and return a passphrase Intent!
Bundle result = new Bundle();
result.putInt(OpenPgpConstants.RESULT_CODE, OpenPgpConstants.RESULT_CODE_USER_INTERACTION_REQUIRED);
return result;
}
PgpOperation operation = new PgpOperation(getContext(), null, inputData, outputStream);
operation.signText(appSettings.getKeyId(), passphrase, appSettings.getHashAlgorithm(),
Preferences.getPreferences(this).getForceV3Signatures());
// INPUT
InputStream is = new ParcelFileDescriptor.AutoCloseInputStream(input);
// OUTPUT
OutputStream os = new ParcelFileDescriptor.AutoCloseOutputStream(output);
try {
long inputLength = is.available();
InputData inputData = new InputData(is, inputLength);
outputStream.close();
PgpOperation operation = new PgpOperation(getContext(), null, inputData, os);
operation.signText(appSettings.getKeyId(), passphrase, appSettings.getHashAlgorithm(),
Preferences.getPreferences(this).getForceV3Signatures());
byte[] outputBytes = ((ByteArrayOutputStream) outputStream).toByteArray();
OpenPgpData output = new OpenPgpData(new String(outputBytes));
is.close();
os.close();
} catch (IOException e) {
Log.e(Constants.TAG, "Fail", e);
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
try {
os.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// return over handler on client side
callback.onSuccess(output, null);
} catch (UserInteractionRequiredException e) {
callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
} catch (WrongPassphraseException e) {
callbackOpenPgpError(callback, OpenPgpError.NO_OR_WRONG_PASSPHRASE, e.getMessage());
Bundle result = new Bundle();
result.putInt(OpenPgpConstants.RESULT_CODE, OpenPgpConstants.RESULT_CODE_SUCCESS);
return result;
} catch (Exception e) {
callbackOpenPgpError(callback, OpenPgpError.GENERIC_ERROR, e.getMessage());
Bundle result = new Bundle();
result.putInt(OpenPgpConstants.RESULT_CODE, OpenPgpConstants.RESULT_CODE_ERROR);
result.putParcelable(OpenPgpConstants.RESULT_ERRORS,
new OpenPgpError(OpenPgpError.GENERIC_ERROR, e.getMessage()));
return result;
}
}
private synchronized void decryptAndVerifySafe(byte[] inputBytes, boolean allowUserInteraction,
IOpenPgpCallback callback, AppSettings appSettings) {
IOpenPgpCallback callback, AppSettings appSettings) {
try {
// TODO: this is not really needed
// checked if it is text with BEGIN and END tags
@@ -458,7 +483,7 @@ public class OpenPgpService extends RemoteService {
// return over handler on client side
callback.onSuccess(output, sigResult);
} catch (UserInteractionRequiredException e) {
callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
// callbackOpenPgpError(callback, OpenPgpError.USER_INTERACTION_REQUIRED, e.getMessage());
} catch (WrongPassphraseException e) {
callbackOpenPgpError(callback, OpenPgpError.NO_OR_WRONG_PASSPHRASE, e.getMessage());
} catch (Exception e) {
@@ -468,7 +493,7 @@ public class OpenPgpService extends RemoteService {
/**
* Returns error to IOpenPgpCallback
*
*
* @param callback
* @param errorId
* @param message
@@ -494,81 +519,124 @@ public class OpenPgpService extends RemoteService {
private final IOpenPgpService.Stub mBinder = new IOpenPgpService.Stub() {
@Override
public void encrypt(final OpenPgpData input, final OpenPgpData output, final long[] keyIds,
final IOpenPgpCallback callback) throws RemoteException {
final AppSettings settings = getAppSettings();
public Bundle sign(Bundle params, final ParcelFileDescriptor input, final ParcelFileDescriptor output) {
final AppSettings appSettings = getAppSettings();
Runnable r = new Runnable() {
@Override
public void run() {
encryptAndSignSafe(input, output, keyIds, true, callback, settings, false);
}
};
Bundle result = new Bundle();
if (params.getInt(OpenPgpConstants.PARAMS_API_VERSION) != OpenPgpConstants.API_VERSION) {
// not compatible!
OpenPgpError error = new OpenPgpError(OpenPgpError.INCOMPATIBLE_API_VERSIONS, "Incompatible API versions!");
result.putParcelable(OpenPgpConstants.RESULT_ERRORS, error);
result.putInt(OpenPgpConstants.RESULT_CODE, OpenPgpConstants.RESULT_CODE_ERROR);
return result;
}
checkAndEnqueue(r);
// Runnable r = new Runnable() {
// @Override
// public void run() {
return signImpl(input, output, appSettings);
// }
// };
// checkAndEnqueue(r);
// return null;
}
@Override
public void signAndEncrypt(final OpenPgpData input, final OpenPgpData output,
final long[] keyIds, final IOpenPgpCallback callback) throws RemoteException {
final AppSettings settings = getAppSettings();
public Bundle encrypt(Bundle params, ParcelFileDescriptor input, ParcelFileDescriptor output) {
Runnable r = new Runnable() {
@Override
public void run() {
encryptAndSignSafe(input, output, keyIds, true, callback, settings, true);
}
};
checkAndEnqueue(r);
return null;
}
@Override
public void sign(final OpenPgpData input, final OpenPgpData output,
final IOpenPgpCallback callback) throws RemoteException {
final AppSettings settings = getAppSettings();
public Bundle signAndEncrypt(Bundle params, ParcelFileDescriptor input, ParcelFileDescriptor output) {
Runnable r = new Runnable() {
@Override
public void run() {
signSafe(getInput(input), true, callback, settings);
}
};
checkAndEnqueue(r);
return null;
}
@Override
public void decryptAndVerify(final OpenPgpData input, final OpenPgpData output,
final IOpenPgpCallback callback) throws RemoteException {
public Bundle decryptAndVerify(Bundle params, ParcelFileDescriptor input, ParcelFileDescriptor output) {
final AppSettings settings = getAppSettings();
Runnable r = new Runnable() {
@Override
public void run() {
decryptAndVerifySafe(getInput(input), true, callback, settings);
}
};
checkAndEnqueue(r);
return null;
}
@Override
public void getKeyIds(final String[] userIds, final boolean allowUserInteraction,
final IOpenPgpKeyIdsCallback callback) throws RemoteException {
final AppSettings settings = getAppSettings();
Runnable r = new Runnable() {
@Override
public void run() {
getKeyIdsSafe(userIds, allowUserInteraction, callback, settings);
}
};
checkAndEnqueue(r);
}
// @Override
// public void encrypt(final OpenPgpData input, final OpenPgpData output, final long[] keyIds,
// final IOpenPgpCallback callback) throws RemoteException {
// final AppSettings settings = getAppSettings();
//
// Runnable r = new Runnable() {
// @Override
// public void run() {
// encryptAndSignSafe(input, output, keyIds, true, callback, settings, false);
// }
// };
//
// checkAndEnqueue(r);
// }
//
// @Override
// public void signAndEncrypt(final OpenPgpData input, final OpenPgpData output,
// final long[] keyIds, final IOpenPgpCallback callback) throws RemoteException {
// final AppSettings settings = getAppSettings();
//
// Runnable r = new Runnable() {
// @Override
// public void run() {
// encryptAndSignSafe(input, output, keyIds, true, callback, settings, true);
// }
// };
//
// checkAndEnqueue(r);
// }
//
// @Override
// public void sign(final OpenPgpData input, final OpenPgpData output,
// final IOpenPgpCallback callback) throws RemoteException {
// final AppSettings settings = getAppSettings();
//
// Runnable r = new Runnable() {
// @Override
// public void run() {
// signImpl(getInput(input), true, callback, settings);
// }
// };
//
// checkAndEnqueue(r);
// }
//
// @Override
// public void decryptAndVerify(final OpenPgpData input, final OpenPgpData output,
// final IOpenPgpCallback callback) throws RemoteException {
//
// final AppSettings settings = getAppSettings();
//
// Runnable r = new Runnable() {
// @Override
// public void run() {
// decryptAndVerifySafe(getInput(input), true, callback, settings);
// }
// };
//
// checkAndEnqueue(r);
// }
//
// @Override
// public void getKeyIds(final String[] userIds, final boolean allowUserInteraction,
// final IOpenPgpKeyIdsCallback callback) throws RemoteException {
//
// final AppSettings settings = getAppSettings();
//
// Runnable r = new Runnable() {
// @Override
// public void run() {
// getKeyIdsSafe(userIds, allowUserInteraction, callback, settings);
// }
// };
//
// checkAndEnqueue(r);
// }
};
@@ -577,17 +645,17 @@ public class OpenPgpService extends RemoteService {
byte[] inBytes = null;
switch (data.getType()) {
case OpenPgpData.TYPE_STRING:
inBytes = data.getString().getBytes();
break;
case OpenPgpData.TYPE_STRING:
inBytes = data.getString().getBytes();
break;
case OpenPgpData.TYPE_BYTE_ARRAY:
inBytes = data.getBytes();
break;
case OpenPgpData.TYPE_BYTE_ARRAY:
inBytes = data.getBytes();
break;
default:
Log.e(Constants.TAG, "Uri and ParcelFileDescriptor not supported right now!");
break;
default:
Log.e(Constants.TAG, "Uri and ParcelFileDescriptor not supported right now!");
break;
}
return inBytes;

4
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/service/remote/RemoteService.java
View File

@@ -162,10 +162,6 @@ public abstract class RemoteService extends Service {
/**
* Locks current thread and pauses execution of runnables and starts activity for user input
*
* @param action
* @param messenger
* @param extras
*/
protected void pauseAndStartUserInteraction(String action, BaseCallback callback, Bundle extras) {
synchronized (userInputLock) {