From abd12116134a07a79672d38d040c16f2e2dd20b4 Mon Sep 17 00:00:00 2001 From: Vincent Breitmoser Date: Tue, 13 Jan 2015 20:34:19 +0100 Subject: [PATCH] hack to make WrappedUserAttribute serializable Conflicts: OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedUserAttribute.java --- .../keychain/pgp/WrappedUserAttribute.java | 90 +++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedUserAttribute.java diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedUserAttribute.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedUserAttribute.java new file mode 100644 index 000000000..2359d48ac --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedUserAttribute.java @@ -0,0 +1,90 @@ +/* + * Copyright (C) 2014 Vincent Breitmoser + * + * 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 . + */ + +package org.sufficientlysecure.keychain.pgp; + +import org.spongycastle.bcpg.BCPGInputStream; +import org.spongycastle.bcpg.BCPGOutputStream; +import org.spongycastle.bcpg.Packet; +import org.spongycastle.bcpg.UserAttributePacket; +import org.spongycastle.bcpg.UserAttributeSubpacket; +import org.spongycastle.bcpg.UserAttributeSubpacketTags; +import org.spongycastle.openpgp.PGPUserAttributeSubpacketVector; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.ObjectStreamException; +import java.io.Serializable; + +public class WrappedUserAttribute implements Serializable { + + public static final int UAT_UNKNOWN = 0; + public static final int UAT_IMAGE = UserAttributeSubpacketTags.IMAGE_ATTRIBUTE; + + private PGPUserAttributeSubpacketVector mVector; + + WrappedUserAttribute(PGPUserAttributeSubpacketVector vector) { + mVector = vector; + } + + PGPUserAttributeSubpacketVector getVector() { + return mVector; + } + + public int getType() { + if (mVector.getSubpacket(UserAttributeSubpacketTags.IMAGE_ATTRIBUTE) != null) { + return UAT_IMAGE; + } + return 0; + } + + public static WrappedUserAttribute fromSubpacket (int type, byte[] data) { + UserAttributeSubpacket subpacket = new UserAttributeSubpacket(type, data); + PGPUserAttributeSubpacketVector vector = new PGPUserAttributeSubpacketVector( + new UserAttributeSubpacket[] { subpacket }); + + return new WrappedUserAttribute(vector); + + } + + /** Writes this object to an ObjectOutputStream. */ + private void writeObject(java.io.ObjectOutputStream out) throws IOException { + + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + BCPGOutputStream bcpg = new BCPGOutputStream(baos); + bcpg.writePacket(new UserAttributePacket(mVector.toSubpacketArray())); + out.writeObject(baos.toByteArray()); + + } + + private void readObject(java.io.ObjectInputStream in) throws IOException, ClassNotFoundException { + + byte[] data = (byte[]) in.readObject(); + BCPGInputStream bcpg = new BCPGInputStream(new ByteArrayInputStream(data)); + Packet p = bcpg.readPacket(); + if ( ! UserAttributePacket.class.isInstance(p)) { + throw new IOException("Could not decode UserAttributePacket!"); + } + mVector = new PGPUserAttributeSubpacketVector(((UserAttributePacket) p).getSubpackets()); + + } + + private void readObjectNoData() throws ObjectStreamException { + } + +}