Package org.keyczar.interfaces

Examples of org.keyczar.interfaces.VerifyingStream.digestSize()

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    if (cryptStream == null) {
      cryptStream = (DecryptingStream) key.getStream();
    }

    VerifyingStream verifyStream = cryptStream.getVerifyingStream();
    if (inputCopy.remaining() < verifyStream.digestSize()) {
      throw new ShortCiphertextException(inputCopy.remaining());
    }

    // Slice off the signature into another buffer
    inputCopy.position(inputCopy.limit() - verifyStream.digestSize());
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    if (inputCopy.remaining() < verifyStream.digestSize()) {
      throw new ShortCiphertextException(inputCopy.remaining());
    }

    // Slice off the signature into another buffer
    inputCopy.position(inputCopy.limit() - verifyStream.digestSize());
    ByteBuffer signature = inputCopy.slice();

    // Reset the position of the input to start of the ciphertext
    inputCopy.reset();
    inputCopy.limit(inputCopy.limit() - verifyStream.digestSize());
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    inputCopy.position(inputCopy.limit() - verifyStream.digestSize());
    ByteBuffer signature = inputCopy.slice();

    // Reset the position of the input to start of the ciphertext
    inputCopy.reset();
    inputCopy.limit(inputCopy.limit() - verifyStream.digestSize());

    // Initialize the crypt stream. This may read an IV if any.
    cryptStream.initDecrypt(inputCopy);

    // Verify the header and IV if any
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