org.bouncycastle.cms.bc.BcRSASignerInfoVerifierBuilder.java Source code

Introduction

Here is the source code for org.bouncycastle.cms.bc.BcRSASignerInfoVerifierBuilder.java

Source

package org.bouncycastle.cms.bc;

import org.bouncycastle.cert.X509CertificateHolder;
import org.bouncycastle.cms.CMSSignatureAlgorithmNameGenerator;
import org.bouncycastle.cms.SignerInformationVerifier;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.operator.DigestAlgorithmIdentifierFinder;
import org.bouncycastle.operator.DigestCalculatorProvider;
import org.bouncycastle.operator.OperatorCreationException;
import org.bouncycastle.operator.SignatureAlgorithmIdentifierFinder;
import org.bouncycastle.operator.bc.BcRSAContentVerifierProviderBuilder;

public class BcRSASignerInfoVerifierBuilder {
    private BcRSAContentVerifierProviderBuilder contentVerifierProviderBuilder;
    private DigestCalculatorProvider digestCalculatorProvider;
    private CMSSignatureAlgorithmNameGenerator sigAlgNameGen;
    private SignatureAlgorithmIdentifierFinder sigAlgIdFinder;

    public BcRSASignerInfoVerifierBuilder(CMSSignatureAlgorithmNameGenerator sigAlgNameGen,
            SignatureAlgorithmIdentifierFinder sigAlgIdFinder,
            DigestAlgorithmIdentifierFinder digestAlgorithmFinder,
            DigestCalculatorProvider digestCalculatorProvider) {
        this.sigAlgNameGen = sigAlgNameGen;
        this.sigAlgIdFinder = sigAlgIdFinder;
        this.contentVerifierProviderBuilder = new BcRSAContentVerifierProviderBuilder(digestAlgorithmFinder);
        this.digestCalculatorProvider = digestCalculatorProvider;
    }

    public SignerInformationVerifier build(X509CertificateHolder certHolder) throws OperatorCreationException {
        return new SignerInformationVerifier(sigAlgNameGen, sigAlgIdFinder,
                contentVerifierProviderBuilder.build(certHolder), digestCalculatorProvider);
    }

    public SignerInformationVerifier build(AsymmetricKeyParameter pubKey) throws OperatorCreationException {
        return new SignerInformationVerifier(sigAlgNameGen, sigAlgIdFinder,
                contentVerifierProviderBuilder.build(pubKey), digestCalculatorProvider);
    }
}