Package org.bouncycastle.bcpg

Examples of org.bouncycastle.bcpg.BCPGInputStream$PartialInputStream

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    BCPGInputStream in;
   
    public PGPObjectFactory(
        InputStream in)
    {
        this.in = new BCPGInputStream(in);
    }
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        throws IOException, PGPException
    {
        this.keys = new ArrayList();
        this.extraPubKeys = new ArrayList();

        BCPGInputStream pIn = wrap(in);

        int initialTag = pIn.nextPacketTag();
        if (initialTag != PacketTags.SECRET_KEY && initialTag != PacketTags.SECRET_SUBKEY)
        {
            throw new IOException(
                "secret key ring doesn't start with secret key tag: " +
                "tag 0x" + Integer.toHexString(initialTag));
        }

        SecretKeyPacket secret = (SecretKeyPacket)pIn.readPacket();

        //
        // ignore GPG comment packets if found.
        //
        while (pIn.nextPacketTag() == PacketTags.EXPERIMENTAL_2)
        {
            pIn.readPacket();
        }
       
        TrustPacket trust = readOptionalTrustPacket(pIn);

        // revocation and direct signatures
        List keySigs = readSignaturesAndTrust(pIn);

        List ids = new ArrayList();
        List idTrusts = new ArrayList();
        List idSigs = new ArrayList();
        readUserIDs(pIn, ids, idTrusts, idSigs);

        keys.add(new PGPSecretKey(secret, new PGPPublicKey(secret.getPublicKeyPacket(), trust, keySigs, ids, idTrusts, idSigs)));


        // Read subkeys
        while (pIn.nextPacketTag() == PacketTags.SECRET_SUBKEY
            || pIn.nextPacketTag() == PacketTags.PUBLIC_SUBKEY)
        {
            if (pIn.nextPacketTag() == PacketTags.SECRET_SUBKEY)
            {
                SecretSubkeyPacket    sub = (SecretSubkeyPacket)pIn.readPacket();

                //
                // ignore GPG comment packets if found.
                //
                while (pIn.nextPacketTag() == PacketTags.EXPERIMENTAL_2)
                {
                    pIn.readPacket();
                }

                TrustPacket subTrust = readOptionalTrustPacket(pIn);
                List        sigList = readSignaturesAndTrust(pIn);

                keys.add(new PGPSecretKey(sub, new PGPPublicKey(sub.getPublicKeyPacket(), subTrust, sigList)));
            }
            else
            {
                PublicSubkeyPacket sub = (PublicSubkeyPacket)pIn.readPacket();

                TrustPacket subTrust = readOptionalTrustPacket(pIn);
                List        sigList = readSignaturesAndTrust(pIn);

                extraPubKeys.add(new PGPPublicKey(sub, subTrust, sigList));
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            byte[] iv = new byte[c.getBlockSize()];

            c.init(Cipher.DECRYPT_MODE, key, new IvParameterSpec(iv));

            encStream = new BCPGInputStream(new CipherInputStream(encData.getInputStream(), c));

            if (encData instanceof SymmetricEncIntegrityPacket)
            {
                truncStream = new TruncatedStream(encStream);
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                byte[]       iv = new byte[c2.getBlockSize()];
               
                c2.init(Cipher.DECRYPT_MODE, key, new IvParameterSpec(iv));

                encStream = new BCPGInputStream(new CipherInputStream(encData.getInputStream(), c2));
               
                if (encData instanceof SymmetricEncIntegrityPacket)
                {
                    truncStream = new TruncatedStream(encStream);
                    encStream = new DigestInputStream(truncStream, MessageDigest.getInstance(PGPUtil.getDigestName(HashAlgorithmTags.SHA1), provider));
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        try
        {
            KeyFactory         fact;
            byte[]             data = extractKeyData(passPhrase, provider);
            BCPGInputStream    in = new BCPGInputStream(new ByteArrayInputStream(data));
       
            switch (pubPk.getAlgorithm())
            {
            case PGPPublicKey.RSA_ENCRYPT:
            case PGPPublicKey.RSA_GENERAL:
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        InputStream    in)
        throws IOException
    {
        this.keys = new ArrayList();

        BCPGInputStream pIn = wrap(in);

        int initialTag = pIn.nextPacketTag();
        if (initialTag != PacketTags.PUBLIC_KEY && initialTag != PacketTags.PUBLIC_SUBKEY)
        {
            throw new IOException(
                "public key ring doesn't start with public key tag: " +
                "tag 0x" + Integer.toHexString(initialTag));
        }

        PublicKeyPacket pubPk = (PublicKeyPacket)pIn.readPacket();
        TrustPacket     trustPk = readOptionalTrustPacket(pIn);

        // direct signatures and revocations
        List keySigs = readSignaturesAndTrust(pIn);

        List ids = new ArrayList();
        List idTrusts = new ArrayList();
        List idSigs = new ArrayList();
        readUserIDs(pIn, ids, idTrusts, idSigs);

        keys.add(new PGPPublicKey(pubPk, trustPk, keySigs, ids, idTrusts, idSigs));


        // Read subkeys
        while (pIn.nextPacketTag() == PacketTags.PUBLIC_SUBKEY)
        {
            PublicKeyPacket pk = (PublicKeyPacket)pIn.readPacket();
            TrustPacket     kTrust = readOptionalTrustPacket(pIn);

            // PGP 8 actually leaves out the signature.
            List sigList = readSignaturesAndTrust(pIn);
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        PublicKeyPacket pubPk = secret.getPublicKeyPacket();

        try
        {
            byte[]             data = extractKeyData(decryptorFactory);
            BCPGInputStream    in = new BCPGInputStream(new ByteArrayInputStream(data));


            switch (pubPk.getAlgorithm())
            {
            case PGPPublicKey.RSA_ENCRYPT:
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        KeyFingerPrintCalculator fingerPrintCalculator)
        throws IOException
    {
        this.keys = new ArrayList();

        BCPGInputStream pIn = wrap(in);

        int initialTag = pIn.nextPacketTag();
        if (initialTag != PacketTags.PUBLIC_KEY && initialTag != PacketTags.PUBLIC_SUBKEY)
        {
            throw new IOException(
                "public key ring doesn't start with public key tag: " +
                "tag 0x" + Integer.toHexString(initialTag));
        }

        PublicKeyPacket pubPk = (PublicKeyPacket)pIn.readPacket();
        TrustPacket     trustPk = readOptionalTrustPacket(pIn);

        // direct signatures and revocations
        List keySigs = readSignaturesAndTrust(pIn);

        List ids = new ArrayList();
        List idTrusts = new ArrayList();
        List idSigs = new ArrayList();
        readUserIDs(pIn, ids, idTrusts, idSigs);

        try
        {
            keys.add(new PGPPublicKey(pubPk, trustPk, keySigs, ids, idTrusts, idSigs, fingerPrintCalculator));

            // Read subkeys
            while (pIn.nextPacketTag() == PacketTags.PUBLIC_SUBKEY)
            {
                keys.add(readSubkey(pIn, fingerPrintCalculator));
            }
        }
        catch (PGPException e)
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     */
    public PGPObjectFactory(
        InputStream              in,
        KeyFingerPrintCalculator fingerPrintCalculator)
    {
        this.in = new BCPGInputStream(in);
        this.fingerPrintCalculator = fingerPrintCalculator;
    }
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            System.arraycopy(sessionData, 1, sessionKey, 0, sessionKey.length);

            PGPDataDecryptor dataDecryptor = dataDecryptorFactory.createDataDecryptor(withIntegrityPacket, sessionData[0] & 0xff, sessionKey);

            encStream = new BCPGInputStream(dataDecryptor.getInputStream(encData.getInputStream()));

            if (withIntegrityPacket)
            {
                truncStream = new TruncatedStream(encStream);
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Related Classes of org.bouncycastle.bcpg.BCPGInputStream$PartialInputStream

  • org.albite.io.decoders.AlbiteStreamReader
  • org.bouncycastle.openpgp.PGPKeyRing
  • org.bouncycastle.openpgp.PGPObjectFactory
  • org.bouncycastle.openpgp.PGPPBEEncryptedData
  • org.bouncycastle.openpgp.PGPPublicKeyEncryptedData
  • org.bouncycastle.openpgp.PGPPublicKeyRing
  • org.bouncycastle.openpgp.PGPSecretKey
  • org.bouncycastle.openpgp.PGPSecretKeyRing
  • java.io.UnsupportedEncodingException
  • java.io.ByteArrayInputStream
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