org.bouncycastle.gpg.keybox.KeyBlob Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bcpg-jdk15on Show documentation

The Bouncy Castle Java API for handling the OpenPGP protocol. This jar contains the OpenPGP API for JDK 1.5 to JDK 1.7. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.

There is a newer version: 1.70

Show newest version

package org.bouncycastle.gpg.keybox;

import java.io.IOException;
import java.util.List;

/**
 * A PGP blob holds key material.
 */
public class KeyBlob
    extends Blob
{
    private final int blobFlags;
    private final int keyNumber;
    private final List keyInformation;
    private final byte[] serialNumber;
    private final int numberOfUserIDs;
    private final List userIds;
    private final int numberOfSignatures;
    private final List expirationTime;
    private final int assignedOwnerTrust;
    private final int allValidity;
    private final long recheckAfter;
    private final long newestTimestamp;
    private final long blobCreatedAt;
    private final byte[] keyBytes;
    private final byte[] reserveBytes;
    private final byte[] checksum;

    protected KeyBlob(int base, long length,
                      BlobType type,
                      int version,
                      int blobFlags,
                      int keyNumber,
                      List keyInformation,
                      byte[] serialNumber,
                      int numberOfUserIDs,
                      List userIds,
                      int numberOfSignatures,
                      List expirationTime,
                      int assignedOwnerTrust,
                      int allValidity,
                      long recheckAfter,
                      long newestTimestamp,
                      long blobCreatedAt,
                      byte[] keyBytes,
                      byte[] reserveBytes,
                      byte[] checksum)
    {
        super(base, length, type, version);
        this.blobFlags = blobFlags;
        this.keyNumber = keyNumber;
        this.keyInformation = keyInformation;
        this.serialNumber = serialNumber;
        this.numberOfUserIDs = numberOfUserIDs;
        this.userIds = userIds;
        this.numberOfSignatures = numberOfSignatures;
        this.expirationTime = expirationTime;
        this.assignedOwnerTrust = assignedOwnerTrust;
        this.allValidity = allValidity;
        this.recheckAfter = recheckAfter;
        this.newestTimestamp = newestTimestamp;
        this.blobCreatedAt = blobCreatedAt;
        this.keyBytes = keyBytes;
        this.reserveBytes = reserveBytes;
        this.checksum = checksum;
    }

    static void verifyDigest(int base, long length, KeyBoxByteBuffer buffer, BlobVerifier blobVerifier)
        throws IOException
    {
        byte[] blobData = buffer.rangeOf(base, (int)(base + length - 20));
        byte[] blobDigest = buffer.rangeOf((int)(base + length - 20), (int)(base + length));

        if (!blobVerifier.isMatched(blobData, blobDigest))
        {
            throw new IOException("Blob with base offset of " + base + " has incorrect digest.");
        }
    }

    public int getBlobFlags()
    {
        return blobFlags;
    }

    public int getKeyNumber()
    {
        return keyNumber;
    }

    public List getKeyInformation()
    {
        return keyInformation;
    }

    public byte[] getSerialNumber()
    {
        return serialNumber;
    }

    public int getNumberOfUserIDs()
    {
        return numberOfUserIDs;
    }

    public List getUserIds()
    {
        return userIds;
    }

    public int getNumberOfSignatures()
    {
        return numberOfSignatures;
    }


    public List getExpirationTime()
    {
        return expirationTime;
    }

    public int getAssignedOwnerTrust()
    {
        return assignedOwnerTrust;
    }

    public int getAllValidity()
    {
        return allValidity;
    }

    public long getRecheckAfter()
    {
        return recheckAfter;
    }

    public long getNewestTimestamp()
    {
        return newestTimestamp;
    }

    public long getBlobCreatedAt()
    {
        return blobCreatedAt;
    }

    public byte[] getKeyBytes()
    {
        return keyBytes;
    }

    public byte[] getReserveBytes()
    {
        return reserveBytes;
    }

    public byte[] getChecksum()
    {
        return checksum;
    }
}