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/*
* 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.ui.adapter;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.SparseArray;
import org.spongycastle.openpgp.PGPKeyRing;
import org.spongycastle.openpgp.PGPPublicKey;
import org.spongycastle.openpgp.PGPSecretKeyRing;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.util.IterableIterator;
import org.sufficientlysecure.keychain.util.Log;
import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Date;
public class ImportKeysListEntry implements Serializable, Parcelable {
private static final long serialVersionUID = -7797972103284992662L;
public ArrayList<String> userIds;
public long keyId;
public boolean revoked;
public Date date; // TODO: not displayed
public String fingerPrint;
public String hexKeyId;
public int bitStrength;
public String algorithm;
public boolean secretKey;
private boolean mSelected;
private byte[] mBytes = new byte[]{};
public ImportKeysListEntry(ImportKeysListEntry b) {
this.userIds = b.userIds;
this.keyId = b.keyId;
this.revoked = b.revoked;
this.date = b.date;
this.fingerPrint = b.fingerPrint;
this.hexKeyId = b.hexKeyId;
this.bitStrength = b.bitStrength;
this.algorithm = b.algorithm;
this.secretKey = b.secretKey;
this.mSelected = b.mSelected;
this.mBytes = b.mBytes;
}
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeStringList(userIds);
dest.writeLong(keyId);
dest.writeByte((byte) (revoked ? 1 : 0));
dest.writeSerializable(date);
dest.writeString(fingerPrint);
dest.writeString(hexKeyId);
dest.writeInt(bitStrength);
dest.writeString(algorithm);
dest.writeByte((byte) (secretKey ? 1 : 0));
dest.writeByte((byte) (mSelected ? 1 : 0));
dest.writeInt(mBytes.length);
dest.writeByteArray(mBytes);
}
public static final Creator<ImportKeysListEntry> CREATOR = new Creator<ImportKeysListEntry>() {
public ImportKeysListEntry createFromParcel(final Parcel source) {
ImportKeysListEntry vr = new ImportKeysListEntry();
vr.userIds = new ArrayList<String>();
source.readStringList(vr.userIds);
vr.keyId = source.readLong();
vr.revoked = source.readByte() == 1;
vr.date = (Date) source.readSerializable();
vr.fingerPrint = source.readString();
vr.hexKeyId = source.readString();
vr.bitStrength = source.readInt();
vr.algorithm = source.readString();
vr.secretKey = source.readByte() == 1;
vr.mSelected = source.readByte() == 1;
vr.mBytes = new byte[source.readInt()];
source.readByteArray(vr.mBytes);
return vr;
}
public ImportKeysListEntry[] newArray(final int size) {
return new ImportKeysListEntry[size];
}
};
public long getKeyId() {
return keyId;
}
public byte[] getBytes() {
return mBytes;
}
public void setBytes(byte[] bytes) {
this.mBytes = bytes;
}
/**
* Constructor for later querying from keyserver
*/
public ImportKeysListEntry() {
// keys from keyserver are always public keys
secretKey = false;
// do not select by default
mSelected = false;
userIds = new ArrayList<String>();
}
public boolean isSelected() {
return mSelected;
}
public void setSelected(boolean selected) {
this.mSelected = selected;
}
/**
* Constructor based on key object, used for import from NFC, QR Codes, files
*/
@SuppressWarnings("unchecked")
public ImportKeysListEntry(PGPKeyRing pgpKeyRing) {
// save actual key object into entry, used to import it later
try {
this.mBytes = pgpKeyRing.getEncoded();
} catch (IOException e) {
Log.e(Constants.TAG, "IOException on pgpKeyRing.getEncoded()", e);
}
// selected is default
this.mSelected = true;
if (pgpKeyRing instanceof PGPSecretKeyRing) {
secretKey = true;
} else {
secretKey = false;
}
userIds = new ArrayList<String>();
for (String userId : new IterableIterator<String>(pgpKeyRing.getPublicKey().getUserIDs())) {
userIds.add(userId);
}
this.keyId = pgpKeyRing.getPublicKey().getKeyID();
this.revoked = pgpKeyRing.getPublicKey().isRevoked();
this.fingerPrint = PgpKeyHelper.convertFingerprintToHex(pgpKeyRing.getPublicKey()
.getFingerprint(), true);
this.hexKeyId = PgpKeyHelper.convertKeyIdToHex(keyId);
this.bitStrength = pgpKeyRing.getPublicKey().getBitStrength();
final int algorithm = pgpKeyRing.getPublicKey().getAlgorithm();
this.algorithm = getAlgorithmFromId(algorithm);
}
/**
* Based on <a href="http://tools.ietf.org/html/rfc2440#section-9.1">OpenPGP Message Format</a>
*/
private final static SparseArray<String> ALGORITHM_IDS = new SparseArray<String>() {{
put(-1, "unknown"); // TODO: with resources
put(0, "unencrypted");
put(PGPPublicKey.RSA_GENERAL, "RSA");
put(PGPPublicKey.RSA_ENCRYPT, "RSA");
put(PGPPublicKey.RSA_SIGN, "RSA");
put(PGPPublicKey.ELGAMAL_ENCRYPT, "ElGamal");
put(PGPPublicKey.ELGAMAL_GENERAL, "ElGamal");
put(PGPPublicKey.DSA, "DSA");
put(PGPPublicKey.EC, "ECC");
put(PGPPublicKey.ECDSA, "ECC");
put(PGPPublicKey.ECDH, "ECC");
}};
/**
* Based on <a href="http://tools.ietf.org/html/rfc2440#section-9.1">OpenPGP Message Format</a>
*/
public static String getAlgorithmFromId(int algorithmId) {
return (ALGORITHM_IDS.get(algorithmId) != null ? ALGORITHM_IDS.get(algorithmId) : ALGORITHM_IDS.get(-1));
}
}
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