Examples of PGPCompressedDataGenerator

org.bouncycastle.openpgp.PGPCompressedDataGenerator
class for producing compressed data packets.

Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

            ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
            PGPSignatureGenerator    sGen = new PGPSignatureGenerator(PGPPublicKey.DSA, PGPUtil.SHA1, "BC");
        
            sGen.initSign(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


            PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
                PGPCompressedData.ZIP);


            BCPGOutputStream bcOut = new BCPGOutputStream(
                cGen.open(new UncloseableOutputStream(bOut)));


            sGen.generateOnePassVersion(false).encode(bcOut);


            PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();
            
            Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
            OutputStream lOut = lGen.open(
                new UncloseableOutputStream(bcOut),
                PGPLiteralData.BINARY,
                "_CONSOLE",
                data.getBytes().length,
                testDate);


            int ch;
            while ((ch = testIn.read()) >= 0)
            {
                lOut.write(ch);
                sGen.update((byte)ch);
            }


            lGen.close();


            sGen.generate().encode(bcOut);


            cGen.close();


            //
            // verify generated signature
            //
            pgpFact = new PGPObjectFactory(bOut.toByteArray());

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

            
            spGen.setSignerUserID(false, (String)it.next());
            sGen.setHashedSubpackets(spGen.generate());
        }
        
        PGPCompressedDataGenerator  cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZLIB);
        
        BCPGOutputStream            bOut = new BCPGOutputStream(cGen.open(out));
        
        sGen.generateOnePassVersion(false).encode(bOut);
        
        File                        file = new File(fileName);
        PGPLiteralDataGenerator     lGen = new PGPLiteralDataGenerator();
        OutputStream                lOut = lGen.open(bOut, PGPLiteralData.BINARY, file);
        FileInputStream             fIn = new FileInputStream(file);
        int                         ch = 0;
        
        while ((ch = fIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }
        
        lGen.close();
        
        sGen.generate().encode(bOut);
        
        cGen.close();
        
        out.close();
    }

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        }


        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();




        PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(
                                                        PGPCompressedDataGenerator.ZIP);
        OutputStream cos = comData.open(bOut); // open it with the final destination
        PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator();


        // we want to generate compressed data. This might be a user option later,
        // in which case we would pass in bOut.
        OutputStream  pOut = lData.open(cos, // the compressed output stream
                                        PGPLiteralData.BINARY,
                                        fileName,  // "filename" to store
                                        clearData.length, // length of clear data
                                        new Date()  // current time
                                      );
        pOut.write(clearData);


        lData.close();
        comData.close();


        PGPEncryptedDataGenerator   cPk = new PGPEncryptedDataGenerator(algorithm, new SecureRandom(), "BC");


        cPk.addMethod(passPhrase);

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        
        sGen = new PGPSignatureGenerator(PublicKeyAlgorithmTags.RSA_GENERAL, HashAlgorithmTags.SHA1, "BC");
    
        sGen.initSign(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


        PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
            PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator    lGen = new PGPLiteralDataGenerator();


        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lOut.close();


        sGen.generate().encode(bcOut);


        bcOut.close();


        //
        // verify generated signature
        //
        pgpFact = new PGPObjectFactory(bOut.toByteArray());


        c1 = (PGPCompressedData)pgpFact.nextObject();


        pgpFact = new PGPObjectFactory(c1.getDataStream());
        
        p1 = (PGPOnePassSignatureList)pgpFact.nextObject();
        
        ops = p1.get(0);
        
        p2 = (PGPLiteralData)pgpFact.nextObject();
        if (!p2.getModificationTime().equals(testDate))
        {
            fail("Modification time not preserved: " + p2.getModificationTime() + " " + testDate);
        }


        dIn = p2.getInputStream();


        ops.initVerify(secretKey.getPublicKey(), "BC");
        
        while ((ch = dIn.read()) >= 0)
        {
            ops.update((byte)ch);
        }


        p3 = (PGPSignatureList)pgpFact.nextObject();


        if (!ops.verify(p3.get(0)))
        {
            fail("Failed generated signature check");
        }
        
        //
        // signature generation - version 3
        //
        bOut = new ByteArrayOutputStream();
        
        testIn = new ByteArrayInputStream(data.getBytes());
        PGPV3SignatureGenerator    sGenV3 = new PGPV3SignatureGenerator(PGPPublicKey.RSA_GENERAL, PGPUtil.SHA1, "BC");
    
        sGen.initSign(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


        cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZIP);


        bcOut = new BCPGOutputStream(cGen.open(bOut));


        sGen.generateOnePassVersion(false).encode(bcOut);


        lGen = new PGPLiteralDataGenerator();
        lOut = lGen.open(

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

            out = new ArmoredOutputStream(out);
        }


        ByteArrayOutputStream bOut = new ByteArrayOutputStream();


        PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(
                PGPCompressedDataGenerator.ZIP);
        OutputStream cos = comData.open(bOut); // open it with the final
        // destination
        PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator();


        // we want to generate compressed data. This might be a user option
        // later,
        // in which case we would pass in bOut.
        OutputStream pOut = lData.open(cos, // the compressed output stream
                PGPLiteralData.BINARY, fileName, // "filename" to store
                clearData.length, // length of clear data
                new Date() // current time
                );
        pOut.write(clearData);


        lData.close();
        comData.close();


        PGPEncryptedDataGenerator cPk = new PGPEncryptedDataGenerator(
                PGPEncryptedData.CAST5, withIntegrityCheck, new SecureRandom(),
                "BC");

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

                          char[] passPhrase, 
                          SymmetricKeyAlgorithm algorithm) throws IOException, CryptoException {
        try {
            ByteArrayOutputStream encOut = new ByteArrayOutputStream();
            ByteArrayOutputStream bOut = new ByteArrayOutputStream();
            PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(PGPCompressedDataGenerator.ZIP);
            OutputStream cos = comData.open(bOut); // open it with the final destination
            PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator();
            // we want to generate compressed data. This might be a user option later,
            // in which case we would pass in bOut.
            OutputStream pOut = lData.open(
                            cos, PGPLiteralData.BINARY, PGPLiteralData.CONSOLE, clearText.length, new Date());
            pOut.write(clearText);
            lData.close();
            comData.close();
            PGPEncryptedDataGenerator cPk = new PGPEncryptedDataGenerator(SymmetricKeyAlgorithmMap.convert(algorithm),
                            new SecureRandom(), "BC");
            cPk.addMethod(passPhrase);
            byte[] bytes = bOut.toByteArray();
            OutputStream cOut = cPk.open(encOut, bytes.length);

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        encryptor = cPk;
    }


    public void createCompressor(Compression compression) {
        int compId = BcUtils.getCompressionId(compression);
        compressor = new PGPCompressedDataGenerator(compId);
    }

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        
        spGen.setSignerUserID(true, primaryUserID);
        
        sGen.setHashedSubpackets(spGen.generate());
        
        PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();
        
        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        int ch;
        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bcOut);


        cGen.close();


        PGPObjectFactory        pgpFact = new PGPObjectFactory(bOut.toByteArray());
        PGPCompressedData       c1 = (PGPCompressedData)pgpFact.nextObject();


        pgpFact = new PGPObjectFactory(c1.getDataStream());

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
        PGPSignatureGenerator       sGen = new PGPSignatureGenerator(PGPPublicKey.DSA, PGPUtil.SHA1, "BC");


        sGen.initSign(PGPSignature.CANONICAL_TEXT_DOCUMENT, pgpPrivKey);


        PGPCompressedDataGenerator  cGen = new PGPCompressedDataGenerator(
            PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator     lGen = new PGPLiteralDataGenerator();
        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.TEXT,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bcOut);


        cGen.close();


        //
        // verify generated signature - canconical text
        //
        pgpFact = new PGPObjectFactory(bOut.toByteArray());

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Examples of org.bouncycastle.openpgp.PGPCompressedDataGenerator

        signatureGenerator.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);
        setHashedSubpackets(signatureGenerator);
    }


    private PGPCompressedDataGenerator createZlibCompressedDataGenerator() {
        return new PGPCompressedDataGenerator(PGPCompressedData.ZLIB);
    }

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