71 lines
2.4 KiB
Java
71 lines
2.4 KiB
Java
|
/*
|
||
|
|
* Copyright (C) 2009 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* 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 android.webkit;
|
||
|
|
|
||
|
|
import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
|
||
|
|
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
|
||
|
|
import org.bouncycastle.jce.netscape.NetscapeCertRequest;
|
||
|
|
import org.bouncycastle.util.encoders.Base64;
|
||
|
|
|
||
|
|
import android.content.ActivityNotFoundException;
|
||
|
|
import android.content.Context;
|
||
|
|
import android.content.Intent;
|
||
|
|
import android.security.Credentials;
|
||
|
|
import android.util.Log;
|
||
|
|
|
||
|
|
import java.security.KeyPair;
|
||
|
|
import java.security.KeyPairGenerator;
|
||
|
|
|
||
|
|
class CertTool {
|
||
|
|
private static final String LOGTAG = "CertTool";
|
||
|
|
|
||
|
|
private static final AlgorithmIdentifier MD5_WITH_RSA =
|
||
|
|
new AlgorithmIdentifier(PKCSObjectIdentifiers.md5WithRSAEncryption);
|
||
|
|
|
||
|
|
static final String CERT = Credentials.CERTIFICATE;
|
||
|
|
static final String PKCS12 = Credentials.PKCS12;
|
||
|
|
|
||
|
|
static String[] getKeyStrengthList() {
|
||
|
|
return new String[] {"High Grade", "Medium Grade"};
|
||
|
|
}
|
||
|
|
|
||
|
|
static String getSignedPublicKey(Context context, int index, String challenge) {
|
||
|
|
try {
|
||
|
|
KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA");
|
||
|
|
generator.initialize((index == 0) ? 2048 : 1024);
|
||
|
|
KeyPair pair = generator.genKeyPair();
|
||
|
|
|
||
|
|
NetscapeCertRequest request = new NetscapeCertRequest(challenge,
|
||
|
|
MD5_WITH_RSA, pair.getPublic());
|
||
|
|
request.sign(pair.getPrivate());
|
||
|
|
byte[] signed = request.toASN1Object().getDEREncoded();
|
||
|
|
|
||
|
|
Credentials.getInstance().install(context, pair);
|
||
|
|
return new String(Base64.encode(signed));
|
||
|
|
} catch (Exception e) {
|
||
|
|
Log.w(LOGTAG, e);
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void addCertificate(Context context, String type, byte[] value) {
|
||
|
|
Credentials.getInstance().install(context, type, value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private CertTool() {}
|
||
|
|
}
|