add missing OlmPkSigning class
This commit is contained in:
parent
3148157ea4
commit
ad024b3347
1 changed files with 100 additions and 0 deletions
100
android/olm-sdk/src/main/java/org/matrix/olm/OlmPkSigning.java
Normal file
100
android/olm-sdk/src/main/java/org/matrix/olm/OlmPkSigning.java
Normal file
|
@ -0,0 +1,100 @@
|
||||||
|
/*
|
||||||
|
* Copyright 2019 New Vector Ltd
|
||||||
|
*
|
||||||
|
* 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.matrix.olm;
|
||||||
|
|
||||||
|
import android.util.Log;
|
||||||
|
|
||||||
|
import java.util.Arrays;
|
||||||
|
|
||||||
|
public class OlmPkSigning {
|
||||||
|
private static final String LOG_TAG = "OlmPkSigning";
|
||||||
|
|
||||||
|
/** PK Signing Id returned by JNI.
|
||||||
|
* This value uniquely identifies the native PK signing instance.
|
||||||
|
**/
|
||||||
|
private transient long mNativeId;
|
||||||
|
|
||||||
|
public OlmPkSigning() throws OlmException {
|
||||||
|
try {
|
||||||
|
mNativeId = createNewPkSigningJni();
|
||||||
|
} catch (Exception e) {
|
||||||
|
throw new OlmException(OlmException.EXCEPTION_CODE_PK_SIGNING_CREATION, e.getMessage());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private native long createNewPkSigningJni();
|
||||||
|
|
||||||
|
private native void releasePkSigningJni();
|
||||||
|
|
||||||
|
public void releaseSigning() {
|
||||||
|
if (0 != mNativeId) {
|
||||||
|
releasePkSigningJni();
|
||||||
|
}
|
||||||
|
mNativeId = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
public boolean isReleased() {
|
||||||
|
return (0 == mNativeId);
|
||||||
|
}
|
||||||
|
|
||||||
|
public static native int seedLength();
|
||||||
|
|
||||||
|
public static byte[] generateSeed() throws OlmException {
|
||||||
|
try {
|
||||||
|
return generateSeedJni();
|
||||||
|
} catch (Exception e) {
|
||||||
|
Log.e(LOG_TAG, "## generateSeed(): failed " + e.getMessage());
|
||||||
|
throw new OlmException(OlmException.EXCEPTION_CODE_PK_SIGNING_GENERATE_SEED, e.getMessage());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public static native byte[] generateSeedJni();
|
||||||
|
|
||||||
|
public String initWithSeed(byte[] seed) throws OlmException {
|
||||||
|
try {
|
||||||
|
byte[] pubKey = setKeyFromSeedJni(seed);
|
||||||
|
return new String(pubKey, "UTF-8");
|
||||||
|
} catch (Exception e) {
|
||||||
|
Log.e(LOG_TAG, "## initWithSeed(): failed " + e.getMessage());
|
||||||
|
throw new OlmException(OlmException.EXCEPTION_CODE_PK_SIGNING_INIT_WITH_SEED, e.getMessage());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public native byte[] setKeyFromSeedJni(byte[] seed);
|
||||||
|
|
||||||
|
public String sign(String aMessage) throws OlmException {
|
||||||
|
if (null == aMessage) {
|
||||||
|
return null;
|
||||||
|
}
|
||||||
|
|
||||||
|
byte[] messageBuffer = null;
|
||||||
|
try {
|
||||||
|
messageBuffer = aMessage.getBytes("UTF-8");
|
||||||
|
byte[] signature = pkSignJni(messageBuffer);
|
||||||
|
return new String(signature, "UTF-8");
|
||||||
|
} catch (Exception e) {
|
||||||
|
Log.e(LOG_TAG, "## pkSign(): failed " + e.getMessage());
|
||||||
|
throw new OlmException(OlmException.EXCEPTION_CODE_PK_SIGNING_SIGN, e.getMessage());
|
||||||
|
} finally {
|
||||||
|
if (null != messageBuffer) {
|
||||||
|
Arrays.fill(messageBuffer, (byte) 0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private native byte[] pkSignJni(byte[] message);
|
||||||
|
}
|
Loading…
Reference in a new issue