Example usage for org.bouncycastle.crypto.io DigestInputStream getDigest

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.io DigestInputStream getDigest.

Prototype

public Digest getDigest() 

Source Link

Usage

From source file:com.github.horrorho.inflatabledonkey.file.FileStreamWriter.java

License:Open Source License

public static boolean copy(InputStream in, OutputStream out, Optional<XFileKey> keyCipher,
        Optional<byte[]> signature) throws IOException {

    Digest digest = signature.flatMap(FileSignature::type).orElse(FileSignature.ONE).newDigest();

    DigestInputStream digestInputStream = new DigestInputStream(in, digest);

    IOUtils.copyLarge(decryptStream(digestInputStream, keyCipher), out, new byte[BUFFER_SIZE]);
    out.flush();//from   w  w  w.j  a  v  a  2 s  .  com

    return testSignature(digestInputStream.getDigest(), signature);
}

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From source file:com.stg.crypto.IODigestUtility.java

License:Open Source License

public static String getDigestChecksum(DigestInputStream dis) {
    byte[] bytes = new byte[dis.getDigest().getDigestSize()];
    dis.getDigest().doFinal(bytes, 0);/*from w  w w  .  ja va2 s.  com*/
    return CryptoHelper.toString(Hex.encode(bytes));
}

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