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Code Issues Releases Wiki Activity

Extended api

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This commit is contained in:
Dominik Schürmann 2013-09-15 15:20:15 +02:00
parent 1e188ee2fa
commit 312b735fbd
12 changed files with 553 additions and 248 deletions
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51
OpenPGP-Keychain/AndroidManifest.xml
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@ -358,29 +358,6 @@
android:name="org.sufficientlysecure.keychain.service.KeychainIntentService"
android:exported="false" />
<!-- TODO: Make this extended API -->
<!-- <meta-data -->
<!-- android:name="api_version" -->
<!-- android:value="3" /> -->
<!-- </service> -->
<!-- <service -->
<!-- android:name="org.sufficientlysecure.keychain.service.KeychainKeyService" -->
<!-- android:enabled="true" -->
<!-- android:exported="true" -->
<!-- android:permission="org.sufficientlysecure.keychain.permission.ACCESS_KEYS" -->
<!-- android:process=":remotekeys" > -->
<!-- <intent-filter> -->
<!-- <action android:name="org.sufficientlysecure.keychain.service.IKeychainKeyService" /> -->
<!-- </intent-filter> -->
<!-- <meta-data -->
<!-- android:name="api_version" -->
<!-- android:value="3" /> -->
<!-- </service> -->
<provider
android:name="org.sufficientlysecure.keychain.provider.KeychainProvider"
android:authorities="org.sufficientlysecure.keychain.provider"
@ -393,15 +370,15 @@
<!-- android:permission="org.sufficientlysecure.keychain.permission.ACCESS_API" /> -->
<!-- OpenPGP API internal classes (not exported) -->
<!-- OpenPGP Remote API internal classes (not exported) -->
<activity
android:name="org.sufficientlysecure.keychain.service.remote.OpenPgpServiceActivity"
android:name="org.sufficientlysecure.keychain.service.remote.RemoteServiceActivity"
android:exported="false"
android:label="@string/app_name"
android:launchMode="singleTop"
android:process=":openpgp_api"
android:taskAffinity=":openpgp_api" />
android:process=":remote_api"
android:taskAffinity=":remote_api" />
<activity
android:name="org.sufficientlysecure.keychain.service.remote.RegisteredAppsListActivity"
android:configChanges="orientation|screenSize|keyboardHidden|keyboard"
@ -412,13 +389,13 @@
android:configChanges="orientation|screenSize|keyboardHidden|keyboard"
android:exported="false" />
<!-- OpenPGP API -->
<!-- OpenPGP Remote API -->
<service
android:name="org.sufficientlysecure.keychain.service.remote.OpenPgpService"
android:enabled="true"
android:exported="true"
android:process=":openpgp_api" >
android:process=":remote_api" >
<intent-filter>
<action android:name="org.openintents.openpgp.IOpenPgpService" />
</intent-filter>
@ -427,6 +404,22 @@
android:name="api_version"
android:value="1" />
</service>
<!-- Extended Remote API -->
<service
android:name="org.sufficientlysecure.keychain.service.remote.ExtendedApiService"
android:enabled="true"
android:exported="true"
android:process=":remote_api" >
<intent-filter>
<action android:name="org.sufficientlysecure.keychain.service.remote.IExtendedApiService" />
</intent-filter>
<meta-data
android:name="api_version"
android:value="1" />
</service>
</application>
</manifest>

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OpenPGP-Keychain/libs/scpkix-jdk15on-1.47.0.2.jar Normal file
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307
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/helper/PgpToX509.java Normal file
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@ -0,0 +1,307 @@
package org.sufficientlysecure.keychain.helper;
import java.io.IOException;
import java.math.BigInteger;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.security.SignatureException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.text.DateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.Vector;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import org.spongycastle.asn1.DERObjectIdentifier;
import org.spongycastle.asn1.x509.AuthorityKeyIdentifier;
import org.spongycastle.asn1.x509.BasicConstraints;
import org.spongycastle.asn1.x509.GeneralName;
import org.spongycastle.asn1.x509.GeneralNames;
import org.spongycastle.asn1.x509.SubjectKeyIdentifier;
import org.spongycastle.asn1.x509.X509Extensions;
import org.spongycastle.asn1.x509.X509Name;
import org.spongycastle.openpgp.PGPException;
import org.spongycastle.openpgp.PGPPrivateKey;
import org.spongycastle.openpgp.PGPPublicKey;
import org.spongycastle.openpgp.PGPSecretKey;
import org.spongycastle.x509.X509V3CertificateGenerator;
import org.spongycastle.x509.extension.AuthorityKeyIdentifierStructure;
import org.spongycastle.x509.extension.SubjectKeyIdentifierStructure;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.util.Log;
public class PgpToX509 {
public final static String DN_COMMON_PART_O = "OpenPGP to X.509 Bridge";
public final static String DN_COMMON_PART_OU = "OpenPGP Keychain cert";
/**
* Creates a self-signed certificate from a public and private key. The (critical) key-usage
* extension is set up with: digital signature, non-repudiation, key-encipherment, key-agreement
* and certificate-signing. The (non-critical) Netscape extension is set up with: SSL client and
* S/MIME. A URI subjectAltName may also be set up.
*
* @param pubKey
* public key
* @param privKey
* private key
* @param subject
* subject (and issuer) DN for this certificate, RFC 2253 format preferred.
* @param startDate
* date from which the certificate will be valid (defaults to current date and time
* if null)
* @param endDate
* date until which the certificate will be valid (defaults to current date and time
* if null) *
* @param subjAltNameURI
* URI to be placed in subjectAltName
* @return self-signed certificate
* @throws InvalidKeyException
* @throws SignatureException
* @throws NoSuchAlgorithmException
* @throws IllegalStateException
* @throws NoSuchProviderException
* @throws CertificateException
* @throws Exception
*
* @author Bruno Harbulot
*/
public static X509Certificate createSelfSignedCert(PublicKey pubKey, PrivateKey privKey,
X509Name subject, Date startDate, Date endDate, String subjAltNameURI)
throws InvalidKeyException, IllegalStateException, NoSuchAlgorithmException,
SignatureException, CertificateException, NoSuchProviderException {
X509V3CertificateGenerator certGenerator = new X509V3CertificateGenerator();
certGenerator.reset();
/*
* Sets up the subject distinguished name. Since it's a self-signed certificate, issuer and
* subject are the same.
*/
certGenerator.setIssuerDN(subject);
certGenerator.setSubjectDN(subject);
/*
* Sets up the validity dates.
*/
if (startDate == null) {
startDate = new Date(System.currentTimeMillis());
}
certGenerator.setNotBefore(startDate);
if (endDate == null) {
endDate = new Date(startDate.getTime() + (365L * 24L * 60L * 60L * 1000L));
Log.d(Constants.TAG, "end date is=" + DateFormat.getDateInstance().format(endDate));
}
certGenerator.setNotAfter(endDate);
/*
* The serial-number of this certificate is 1. It makes sense because it's self-signed.
*/
certGenerator.setSerialNumber(BigInteger.ONE);
/*
* Sets the public-key to embed in this certificate.
*/
certGenerator.setPublicKey(pubKey);
/*
* Sets the signature algorithm.
*/
String pubKeyAlgorithm = pubKey.getAlgorithm();
if (pubKeyAlgorithm.equals("DSA")) {
certGenerator.setSignatureAlgorithm("SHA1WithDSA");
} else if (pubKeyAlgorithm.equals("RSA")) {
certGenerator.setSignatureAlgorithm("SHA1WithRSAEncryption");
} else {
RuntimeException re = new RuntimeException("Algorithm not recognised: "
+ pubKeyAlgorithm);
Log.e(Constants.TAG, re.getMessage(), re);
throw re;
}
/*
* Adds the Basic Constraint (CA: true) extension.
*/
certGenerator.addExtension(X509Extensions.BasicConstraints, true,
new BasicConstraints(true));
/*
* Adds the subject key identifier extension.
*/
SubjectKeyIdentifier subjectKeyIdentifier = new SubjectKeyIdentifierStructure(pubKey);
certGenerator
.addExtension(X509Extensions.SubjectKeyIdentifier, false, subjectKeyIdentifier);
/*
* Adds the authority key identifier extension.
*/
AuthorityKeyIdentifier authorityKeyIdentifier = new AuthorityKeyIdentifierStructure(pubKey);
certGenerator.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
authorityKeyIdentifier);
/*
* Adds the subject alternative-name extension.
*/
if (subjAltNameURI != null) {
GeneralNames subjectAltNames = new GeneralNames(new GeneralName(
GeneralName.uniformResourceIdentifier, subjAltNameURI));
certGenerator.addExtension(X509Extensions.SubjectAlternativeName, false,
subjectAltNames);
}
/*
* Creates and sign this certificate with the private key corresponding to the public key of
* the certificate (hence the name "self-signed certificate").
*/
X509Certificate cert = certGenerator.generate(privKey);
/*
* Checks that this certificate has indeed been correctly signed.
*/
cert.verify(pubKey);
return cert;
}
/**
* Creates a self-signed certificate from a PGP Secret Key.
*
* @param pgpSecKey
* PGP Secret Key (from which one can extract the public and private keys and other
* attributes).
* @param pgpPrivKey
* PGP Private Key corresponding to the Secret Key (password callbacks should be done
* before calling this method)
* @param subjAltNameURI
* optional URI to embed in the subject alternative-name
* @return self-signed certificate
* @throws PGPException
* @throws NoSuchProviderException
* @throws InvalidKeyException
* @throws NoSuchAlgorithmException
* @throws SignatureException
* @throws CertificateException
*
* @author Bruno Harbulot
*/
public static X509Certificate createSelfSignedCert(PGPSecretKey pgpSecKey,
PGPPrivateKey pgpPrivKey, String subjAltNameURI) throws PGPException,
NoSuchProviderException, InvalidKeyException, NoSuchAlgorithmException,
SignatureException, CertificateException {
// get public key from secret key
PGPPublicKey pgpPubKey = pgpSecKey.getPublicKey();
// LOGGER.info("Key ID: " + Long.toHexString(pgpPubKey.getKeyID() & 0xffffffffL));
/*
* The X.509 Name to be the subject DN is prepared. The CN is extracted from the Secret Key
* user ID.
*/
Vector<DERObjectIdentifier> x509NameOids = new Vector<DERObjectIdentifier>();
Vector<String> x509NameValues = new Vector<String>();
x509NameOids.add(X509Name.O);
x509NameValues.add(DN_COMMON_PART_O);
x509NameOids.add(X509Name.OU);
x509NameValues.add(DN_COMMON_PART_OU);
for (@SuppressWarnings("unchecked")
Iterator<Object> it = (Iterator<Object>) pgpSecKey.getUserIDs(); it.hasNext();) {
Object attrib = it.next();
x509NameOids.add(X509Name.CN);
x509NameValues.add("CryptoCall");
// x509NameValues.add(attrib.toString());
}
/*
* Currently unused.
*/
Log.d(Constants.TAG, "User attributes: ");
for (@SuppressWarnings("unchecked")
Iterator<Object> it = (Iterator<Object>) pgpSecKey.getUserAttributes(); it.hasNext();) {
Object attrib = it.next();
Log.d(Constants.TAG, " - " + attrib + " -- " + attrib.getClass());
}
X509Name x509name = new X509Name(x509NameOids, x509NameValues);
Log.d(Constants.TAG, "Subject DN: " + x509name);
/*
* To check the signature from the certificate on the recipient side, the creation time
* needs to be embedded in the certificate. It seems natural to make this creation time be
* the "not-before" date of the X.509 certificate. Unlimited PGP keys have a validity of 0
* second. In this case, the "not-after" date will be the same as the not-before date. This
* is something that needs to be checked by the service receiving this certificate.
*/
Date creationTime = pgpPubKey.getCreationTime();
Log.d(Constants.TAG,
"pgp pub key creation time=" + DateFormat.getDateInstance().format(creationTime));
Log.d(Constants.TAG, "pgp valid seconds=" + pgpPubKey.getValidSeconds());
Date validTo = null;
if (pgpPubKey.getValidSeconds() > 0) {
validTo = new Date(creationTime.getTime() + 1000L * pgpPubKey.getValidSeconds());
}
X509Certificate selfSignedCert = createSelfSignedCert(
pgpPubKey.getKey(PgpMain.BOUNCY_CASTLE_PROVIDER_NAME), pgpPrivKey.getKey(),
x509name, creationTime, validTo, subjAltNameURI);
return selfSignedCert;
}
/**
* This is a password callback handler that will fill in a password automatically. Useful to
* configure passwords in advance, but should be used with caution depending on how much you
* allow passwords to be stored within your application.
*
* @author Bruno Harbulot.
*
*/
public final static class PredefinedPasswordCallbackHandler implements CallbackHandler {
private char[] password;
private String prompt;
public PredefinedPasswordCallbackHandler(String password) {
this(password == null ? null : password.toCharArray(), null);
}
public PredefinedPasswordCallbackHandler(char[] password) {
this(password, null);
}
public PredefinedPasswordCallbackHandler(String password, String prompt) {
this(password == null ? null : password.toCharArray(), prompt);
}
public PredefinedPasswordCallbackHandler(char[] password, String prompt) {
this.password = password;
this.prompt = prompt;
}
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (Callback callback : callbacks) {
if (callback instanceof PasswordCallback) {
PasswordCallback pwCallback = (PasswordCallback) callback;
if ((this.prompt == null) || (this.prompt.equals(pwCallback.getPrompt()))) {
pwCallback.setPassword(this.password);
}
} else {
throw new UnsupportedCallbackException(callback, "Unrecognised callback.");
}
}
}
protected final Object clone() throws CloneNotSupportedException {
throw new CloneNotSupportedException();
}
}
}

32
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/IKeychainKeyService.aidl
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@ -1,32 +0,0 @@
/*
* 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.sufficientlysecure.keychain.service;
import org.sufficientlysecure.keychain.service.handler.IKeychainGetKeyringsHandler;
/**
* All methods are oneway, which means they are asynchronous and non-blocking.
* Results are returned into given Handler, which has to be implemented on client side.
*/
interface IKeychainKeyService {
oneway void getPublicKeyRings(in long[] masterKeyIds, in boolean asAsciiArmoredStringArray,
in IKeychainGetKeyringsHandler handler);
oneway void getSecretKeyRings(in long[] masterKeyIds, in boolean asAsciiArmoredStringArray,
in IKeychainGetKeyringsHandler handler);
}

139
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/KeychainKeyService.java
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@ -1,139 +0,0 @@
/*
* 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;
// }
// }
}

125
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/ExtendedApiService.java Normal file
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@ -0,0 +1,125 @@
/*
* Copyright (C) 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.remote;
import java.io.ByteArrayOutputStream;
import java.io.PrintWriter;
import java.security.cert.X509Certificate;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.PasswordCallback;
import org.spongycastle.openpgp.PGPPrivateKey;
import org.spongycastle.openpgp.PGPSecretKey;
import org.spongycastle.openssl.PEMWriter;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.helper.PgpHelper;
import org.sufficientlysecure.keychain.helper.PgpMain;
import org.sufficientlysecure.keychain.helper.PgpToX509;
import org.sufficientlysecure.keychain.util.Log;
import android.content.Intent;
import android.os.IBinder;
import android.os.RemoteException;
public class ExtendedApiService extends RemoteService {
@Override
public IBinder onBind(Intent intent) {
return mBinder;
}
private void selfSignedX509CertSafe(String subjAltNameURI, IExtendedApiCallback callback,
AppSettings appSettings) throws RemoteException {
// TODO: for pgp keyrings with password
CallbackHandler pgpPwdCallbackHandler = new PgpToX509.PredefinedPasswordCallbackHandler("");
try {
long keyId = appSettings.getKeyId();
PGPSecretKey pgpSecretKey = PgpHelper.getSigningKey(this, keyId);
PasswordCallback pgpSecKeyPasswordCallBack = new PasswordCallback("pgp passphrase?",
false);
pgpPwdCallbackHandler.handle(new Callback[] { pgpSecKeyPasswordCallBack });
PGPPrivateKey pgpPrivKey = pgpSecretKey.extractPrivateKey(
pgpSecKeyPasswordCallBack.getPassword(), PgpMain.BOUNCY_CASTLE_PROVIDER_NAME);
pgpSecKeyPasswordCallBack.clearPassword();
X509Certificate selfSignedCert = PgpToX509.createSelfSignedCert(pgpSecretKey,
pgpPrivKey, subjAltNameURI);
// Write x509cert and privKey into files
// FileOutputStream fosCert = context.openFileOutput(CERT_FILENAME,
// Context.MODE_PRIVATE);
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
PEMWriter pemWriterCert = new PEMWriter(new PrintWriter(outStream));
pemWriterCert.writeObject(selfSignedCert);
pemWriterCert.close();
byte[] outputBytes = outStream.toByteArray();
callback.onSuccess(outputBytes);
} catch (Exception e) {
Log.e(Constants.TAG, "ExtendedApiService", e);
callback.onError(e.getMessage());
}
// TODO: no private key at the moment! Don't give it to others
// PrivateKey privKey = pgpPrivKey.getKey();
// FileOutputStream fosKey = context.openFileOutput(PRIV_KEY_FILENAME,
// Context.MODE_PRIVATE);
// PEMWriter pemWriterKey = new PEMWriter(new PrintWriter(fosKey));
// pemWriterKey.writeObject(privKey);
// pemWriterKey.close();
}
private final IExtendedApiService.Stub mBinder = new IExtendedApiService.Stub() {
@Override
public void encrypt(byte[] inputBytes, String passphrase, IExtendedApiCallback callback)
throws RemoteException {
// TODO : implement
}
@Override
public void selfSignedX509Cert(final String subjAltNameURI,
final IExtendedApiCallback callback) throws RemoteException {
final AppSettings settings = getAppSettings();
Runnable r = new Runnable() {
@Override
public void run() {
try {
selfSignedX509CertSafe(subjAltNameURI, callback, settings);
} catch (RemoteException e) {
Log.e(Constants.TAG, "OpenPgpService", e);
}
}
};
checkAndEnqueue(r);
}
};
}

14
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/handler/IKeychainGetKeyringsHandler.aidl → OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/IExtendedApiCallback.aidl
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@ -1,5 +1,5 @@
/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
* Copyright (C) 2013 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.
@ -14,15 +14,11 @@
* limitations under the License.
*/
package org.sufficientlysecure.keychain.service.handler;
package org.sufficientlysecure.keychain.service.remote;
interface IKeychainGetKeyringsHandler {
/**
* Either outputBytes or outputString is given. One of them is null
*
*/
oneway void onSuccess(in byte[] outputBytes, in List<String> outputString);
interface IExtendedApiCallback {
oneway void onSuccess(in byte[] outputBytes);
oneway void onException(in int exceptionNumber, in String message);
oneway void onError(in String error);
}

48
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/IExtendedApiService.aidl Normal file
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@ -0,0 +1,48 @@
/*
* Copyright (C) 2013 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.sufficientlysecure.keychain.service.remote;
import org.sufficientlysecure.keychain.service.remote.IExtendedApiCallback;
/**
* All methods are oneway, which means they are asynchronous and non-blocking.
* Results are returned to the callback, which has to be implemented on client side.
*/
interface IExtendedApiService {
/**
* Symmetric Encrypt
*
* @param inputBytes
* Byte array you want to encrypt
* @param passphrase
* symmetric passhprase
* @param callback
* Callback where to return results
*/
oneway void encrypt(in byte[] inputBytes, in String passphrase, in IExtendedApiCallback callback);
/**
* Generates self signed X509 certificate signed by OpenPGP private key (from app settings)
*
* @param subjAltNameURI
* @param callback
* Callback where to return results
*/
oneway void selfSignedX509Cert(in String subjAltNameURI, in IExtendedApiCallback callback);
}

45
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/OpenPgpService.java
View File

@ -49,18 +49,18 @@ import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
public class OpenPgpService extends RemoteApiService {
public class OpenPgpService extends RemoteService {
@Override
public void onCreate() {
super.onCreate();
Log.d(Constants.TAG, "CryptoService, onCreate()");
Log.d(Constants.TAG, "OpenPgpService, onCreate()");
}
@Override
public void onDestroy() {
super.onDestroy();
Log.d(Constants.TAG, "CryptoService, onDestroy()");
Log.d(Constants.TAG, "OpenPgpService, onDestroy()");
}
@Override
@ -69,26 +69,26 @@ public class OpenPgpService extends RemoteApiService {
}
private String getCachedPassphrase(long keyId) {
String passphrase = PassphraseCacheService.getCachedPassphrase(mContext, keyId);
String passphrase = PassphraseCacheService.getCachedPassphrase(getContext(), keyId);
if (passphrase == null) {
Log.d(Constants.TAG, "No passphrase! Activity required!");
// start passphrase dialog
Bundle extras = new Bundle();
extras.putLong(OpenPgpServiceActivity.EXTRA_SECRET_KEY_ID, keyId);
extras.putLong(RemoteServiceActivity.EXTRA_SECRET_KEY_ID, keyId);
PassphraseActivityCallback callback = new PassphraseActivityCallback();
Messenger messenger = new Messenger(new Handler(getMainLooper(), callback));
pauseQueueAndStartServiceActivity(OpenPgpServiceActivity.ACTION_CACHE_PASSPHRASE,
pauseQueueAndStartServiceActivity(RemoteServiceActivity.ACTION_CACHE_PASSPHRASE,
messenger, extras);
if (callback.isSuccess()) {
Log.d(Constants.TAG, "New passphrase entered!");
// get again after it was entered
passphrase = PassphraseCacheService.getCachedPassphrase(mContext, keyId);
passphrase = PassphraseCacheService.getCachedPassphrase(getContext(), keyId);
} else {
Log.d(Constants.TAG, "Passphrase dialog canceled!");
@ -165,12 +165,12 @@ public class OpenPgpService extends RemoteApiService {
Messenger messenger = new Messenger(new Handler(getMainLooper(), callback));
Bundle extras = new Bundle();
extras.putLongArray(OpenPgpServiceActivity.EXTRA_SELECTED_MASTER_KEY_IDS, keyIdsArray);
extras.putStringArrayList(OpenPgpServiceActivity.EXTRA_MISSING_USER_IDS, missingUserIds);
extras.putStringArrayList(OpenPgpServiceActivity.EXTRA_DUBLICATE_USER_IDS,
extras.putLongArray(RemoteServiceActivity.EXTRA_SELECTED_MASTER_KEY_IDS, keyIdsArray);
extras.putStringArrayList(RemoteServiceActivity.EXTRA_MISSING_USER_IDS, missingUserIds);
extras.putStringArrayList(RemoteServiceActivity.EXTRA_DUBLICATE_USER_IDS,
dublicateUserIds);
pauseQueueAndStartServiceActivity(OpenPgpServiceActivity.ACTION_SELECT_PUB_KEYS,
pauseQueueAndStartServiceActivity(RemoteServiceActivity.ACTION_SELECT_PUB_KEYS,
messenger, extras);
if (callback.isSuccess()) {
@ -238,12 +238,12 @@ public class OpenPgpService extends RemoteApiService {
return;
}
PgpMain.encryptAndSign(mContext, null, inputData, outputStream, asciiArmor,
PgpMain.encryptAndSign(getContext(), null, inputData, outputStream, asciiArmor,
appSettings.getCompression(), keyIds, null,
appSettings.getEncryptionAlgorithm(), appSettings.getKeyId(),
appSettings.getHashAlgorithm(), true, passphrase);
} else {
PgpMain.encryptAndSign(mContext, null, inputData, outputStream, asciiArmor,
PgpMain.encryptAndSign(getContext(), null, inputData, outputStream, asciiArmor,
appSettings.getCompression(), keyIds, null,
appSettings.getEncryptionAlgorithm(), Id.key.none,
appSettings.getHashAlgorithm(), true, null);
@ -345,7 +345,7 @@ public class OpenPgpService extends RemoteApiService {
// TODO: This allows to decrypt messages with ALL secret keys, not only the one for the
// app, Fix this?
// long secretKeyId = PgpMain.getDecryptionKeyId(mContext, inputStream);
// long secretKeyId = PgpMain.getDecryptionKeyId(getContext(), inputStream);
// if (secretKeyId == Id.key.none) {
// throw new PgpMain.PgpGeneralException(getString(R.string.error_noSecretKeyFound));
// }
@ -363,11 +363,10 @@ public class OpenPgpService extends RemoteApiService {
long secretKeyId;
try {
if (inputStream2.markSupported()) {
inputStream2.mark(200); // should probably set this to the max size of two
// pgpF
// objects, if it even needs to be anything other
// than
// 0.
// should probably set this to the max size of two
// pgpF objects, if it even needs to be anything other
// than 0.
inputStream2.mark(200);
}
secretKeyId = PgpMain.getDecryptionKeyId(this, inputStream2);
if (secretKeyId == Id.key.none) {
@ -471,7 +470,7 @@ public class OpenPgpService extends RemoteApiService {
encryptAndSignSafe(inputBytes, encryptionUserIds, asciiArmor, callback,
settings, false);
} catch (RemoteException e) {
Log.e(Constants.TAG, "CryptoService", e);
Log.e(Constants.TAG, "OpenPgpService", e);
}
}
};
@ -493,7 +492,7 @@ public class OpenPgpService extends RemoteApiService {
encryptAndSignSafe(inputBytes, encryptionUserIds, asciiArmor, callback,
settings, true);
} catch (RemoteException e) {
Log.e(Constants.TAG, "CryptoService", e);
Log.e(Constants.TAG, "OpenPgpService", e);
}
}
};
@ -513,7 +512,7 @@ public class OpenPgpService extends RemoteApiService {
try {
signSafe(inputBytes, callback, settings);
} catch (RemoteException e) {
Log.e(Constants.TAG, "CryptoService", e);
Log.e(Constants.TAG, "OpenPgpService", e);
}
}
};
@ -535,7 +534,7 @@ public class OpenPgpService extends RemoteApiService {
try {
decryptAndVerifySafe(inputBytes, callback, settings);
} catch (RemoteException e) {
Log.e(Constants.TAG, "CryptoService", e);
Log.e(Constants.TAG, "OpenPgpService", e);
}
}
};

18
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/RemoteApiService.java → OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/RemoteService.java
View File

@ -40,12 +40,12 @@ import android.os.Messenger;
/**
* Abstract service for remote APIs that handle app registration and user input.
*/
public abstract class RemoteApiService extends Service {
public abstract class RemoteService extends Service {
Context mContext;
final ArrayBlockingQueue<Runnable> mPoolQueue = new ArrayBlockingQueue<Runnable>(100);
private final ArrayBlockingQueue<Runnable> mPoolQueue = new ArrayBlockingQueue<Runnable>(100);
// TODO: Are these parameters okay?
PausableThreadPoolExecutor mThreadPool = new PausableThreadPoolExecutor(2, 4, 10,
private PausableThreadPoolExecutor mThreadPool = new PausableThreadPoolExecutor(2, 4, 10,
TimeUnit.SECONDS, mPoolQueue);
private final Object userInputLock = new Object();
@ -87,6 +87,10 @@ public abstract class RemoteApiService extends Service {
}
public Context getContext() {
return mContext;
}
/**
* Should be used from Stub implementations of AIDL interfaces to enqueue a runnable for
* execution
@ -105,12 +109,12 @@ public abstract class RemoteApiService extends Service {
Log.e(Constants.TAG, "Not allowed to use service! Starting activity for registration!");
Bundle extras = new Bundle();
// TODO: currently simply uses first entry
extras.putString(OpenPgpServiceActivity.EXTRA_PACKAGE_NAME, callingPackages[0]);
extras.putString(RemoteServiceActivity.EXTRA_PACKAGE_NAME, callingPackages[0]);
RegisterActivityCallback callback = new RegisterActivityCallback();
Messenger messenger = new Messenger(new Handler(getMainLooper(), callback));
pauseQueueAndStartServiceActivity(OpenPgpServiceActivity.ACTION_REGISTER, messenger,
pauseQueueAndStartServiceActivity(RemoteServiceActivity.ACTION_REGISTER, messenger,
extras);
if (callback.isAllowed()) {
@ -135,11 +139,11 @@ public abstract class RemoteApiService extends Service {
mThreadPool.pause();
Log.d(Constants.TAG, "starting activity...");
Intent intent = new Intent(getBaseContext(), OpenPgpServiceActivity.class);
Intent intent = new Intent(getBaseContext(), RemoteServiceActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setAction(action);
extras.putParcelable(OpenPgpServiceActivity.EXTRA_MESSENGER, messenger);
extras.putParcelable(RemoteServiceActivity.EXTRA_MESSENGER, messenger);
intent.putExtras(extras);
startActivity(intent);

14
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/OpenPgpServiceActivity.java → OpenPGP-Keychain/src/org/sufficientlysecure/keychain/service/remote/RemoteServiceActivity.java
View File

@ -41,7 +41,7 @@ import android.widget.Toast;
import com.actionbarsherlock.app.SherlockFragmentActivity;
public class OpenPgpServiceActivity extends SherlockFragmentActivity {
public class RemoteServiceActivity extends SherlockFragmentActivity {
public static final String ACTION_REGISTER = Constants.INTENT_PREFIX + "API_ACTIVITY_REGISTER";
public static final String ACTION_CACHE_PASSPHRASE = Constants.INTENT_PREFIX
@ -84,7 +84,7 @@ public class OpenPgpServiceActivity extends SherlockFragmentActivity {
if (!finishHandled) {
Message msg = Message.obtain();
msg.arg1 = OpenPgpService.RegisterActivityCallback.CANCEL;
msg.arg1 = RemoteService.RegisterActivityCallback.CANCEL;
try {
mMessenger.send(msg);
} catch (RemoteException e) {
@ -120,17 +120,17 @@ public class OpenPgpServiceActivity extends SherlockFragmentActivity {
// user needs to select a key!
if (mSettingsFragment.getAppSettings().getKeyId() == Id.key.none) {
Toast.makeText(OpenPgpServiceActivity.this,
Toast.makeText(RemoteServiceActivity.this,
R.string.api_register_error_select_key, Toast.LENGTH_LONG)
.show();
} else {
ProviderHelper.insertApiApp(OpenPgpServiceActivity.this,
ProviderHelper.insertApiApp(RemoteServiceActivity.this,
mSettingsFragment.getAppSettings());
Message msg = Message.obtain();
msg.arg1 = OpenPgpService.RegisterActivityCallback.OKAY;
msg.arg1 = RemoteService.RegisterActivityCallback.OKAY;
Bundle data = new Bundle();
data.putString(OpenPgpService.RegisterActivityCallback.PACKAGE_NAME,
data.putString(RemoteService.RegisterActivityCallback.PACKAGE_NAME,
packageName);
msg.setData(data);
try {
@ -149,7 +149,7 @@ public class OpenPgpServiceActivity extends SherlockFragmentActivity {
// Disallow
Message msg = Message.obtain();
msg.arg1 = OpenPgpService.RegisterActivityCallback.CANCEL;
msg.arg1 = RemoteService.RegisterActivityCallback.CANCEL;
try {
mMessenger.send(msg);
} catch (RemoteException e) {

6
README.md
View File

@ -64,7 +64,7 @@ OpenPGP Keychain specific Intent actions:
* ``org.sufficientlysecure.keychain.action.IMPORT_KEY_FROM_QR_CODE``
* without extras starts Barcode Scanner to get QR Code
## Remote Service API
## OpenPGP Remote API
To do asyncronous fast encryption/decryption/sign/verify operations bind to the remote service.
The API Demo contains all required AIDL files and a demo activity.
@ -118,6 +118,10 @@ for integration.
[4] https://play.google.com/stor/apps/details?id=org.sufficientlysecure.keychain.demo
## Extended Remote API
TODO
# Libraries
All JAR-Libraries are provided in this repository under "libs", all Android Library projects are under "libraries".