org.bouncycastle.crypto.general.GuardedDigestOperatorFactory Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bc-fips Show documentation

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.

There is a newer version: 2.0.0

Show newest version

package org.bouncycastle.crypto.general;

import org.bouncycastle.crypto.CryptoServicesRegistrar;
import org.bouncycastle.crypto.DigestOperatorFactory;
import org.bouncycastle.crypto.OutputDigestCalculator;
import org.bouncycastle.crypto.Parameters;
import org.bouncycastle.crypto.fips.FipsStatus;
import org.bouncycastle.crypto.fips.FipsUnapprovedOperationError;

abstract class GuardedDigestOperatorFactory
    implements DigestOperatorFactory
{
    // package protect constructor
    GuardedDigestOperatorFactory()
    {
        FipsStatus.isReady();
        if (CryptoServicesRegistrar.isInApprovedOnlyMode())
        {
            throw new FipsUnapprovedOperationError("Attempt to create unapproved factory in approved only mode");
        }
    }

    public abstract OutputDigestCalculator createOutputDigestCalculator(final T parameter);
}