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The FIPS 140-3 Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms certified to FIPS 140-3 level 1. This jar contains JCE provider and low-level API for the BC-FJA version 2.0.0, FIPS Certificate #4743. Please see certificate for certified platform details.

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package org.bouncycastle.crypto;

import java.io.InputStream;

/**
 * Base interface for an input consuming Decryptor.
 *
 * @param  the parameters type for the decryptor.
 */
public interface InputDecryptor
{
    /**
     * Return the parameters for this decryptor.
     *
     * @return the decryptor's parameters.
     */
    T getParameters();

    /**
     * Return a stream which will decrypt what it reads from the stream in and pass it through.
     *
     * @param in the source of encrypted data..
     * @return a stream which produces decrypted data based on bytes read from in..
     */
    InputStream getDecryptingStream(InputStream in);
}