79 lines
2.6 KiB
Java
79 lines
2.6 KiB
Java
/**
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* Copyright (C) 2014 Open Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.whispersystems.textsecure.internal.push;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import com.fasterxml.jackson.core.JsonGenerator;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.databind.DeserializationContext;
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import com.fasterxml.jackson.databind.JsonDeserializer;
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import com.fasterxml.jackson.databind.JsonSerializer;
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import com.fasterxml.jackson.databind.SerializerProvider;
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import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
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import com.fasterxml.jackson.databind.annotation.JsonSerialize;
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import org.whispersystems.libaxolotl.InvalidKeyException;
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import org.whispersystems.libaxolotl.ecc.Curve;
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import org.whispersystems.libaxolotl.ecc.ECPublicKey;
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import org.whispersystems.textsecure.internal.util.Base64;
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import java.io.IOException;
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public class PreKeyEntity {
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@JsonProperty
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private int keyId;
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@JsonProperty
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@JsonSerialize(using = ECPublicKeySerializer.class)
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@JsonDeserialize(using = ECPublicKeyDeserializer.class)
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private ECPublicKey publicKey;
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public PreKeyEntity() {}
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public PreKeyEntity(int keyId, ECPublicKey publicKey) {
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this.keyId = keyId;
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this.publicKey = publicKey;
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}
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public int getKeyId() {
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return keyId;
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}
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public ECPublicKey getPublicKey() {
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return publicKey;
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}
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private static class ECPublicKeySerializer extends JsonSerializer<ECPublicKey> {
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@Override
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public void serialize(ECPublicKey value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
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gen.writeString(Base64.encodeBytesWithoutPadding(value.serialize()));
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}
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}
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private static class ECPublicKeyDeserializer extends JsonDeserializer<ECPublicKey> {
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@Override
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public ECPublicKey deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
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try {
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return Curve.decodePoint(Base64.decodeWithoutPadding(p.getValueAsString()), 0);
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} catch (InvalidKeyException e) {
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throw new IOException(e);
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}
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}
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}
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}
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