internal static byte[] MakeKeyFromPassPhrase(
IDigestFactoryProvider <PgpDigestTypeIdentifier> digCalcProvider,
SymmetricKeyAlgorithmTag algorithm,
S2k s2k,
char[] passPhrase)
{
IDigestFactory <PgpDigestTypeIdentifier> digestCalculator;
if (s2k != null)
{
digestCalculator = digCalcProvider.CreateDigestFactory(new PgpDigestTypeIdentifier(s2k.HashAlgorithm));
}
else
{
digestCalculator = digCalcProvider.CreateDigestFactory(new PgpDigestTypeIdentifier(HashAlgorithmTag.MD5));
}
return(MakeKeyFromPassPhrase(digestCalculator, algorithm, s2k, passPhrase));
}
internal SignerInfoGenerator(SignerIdentifier sigId, ISignatureFactory <AlgorithmIdentifier> contentSigner, IDigestFactoryProvider <AlgorithmIdentifier> digesterProvider, ISignatureEncryptionAlgorithmFinder sigEncAlgFinder, ICmsAttributeTableGenerator signedGen, ICmsAttributeTableGenerator unsignedGen)
{
this.sigId = sigId;
this.signer = contentSigner;
this.signerCalculator = contentSigner.CreateCalculator();
if (digesterProvider != null)
{
this.digester = digesterProvider.CreateDigestFactory(digAlgFinder.Find(signer.AlgorithmDetails));
this.digestCalculator = digester.CreateCalculator();
}
else
{
this.digester = null;
}
this.sigEncAlgFinder = sigEncAlgFinder;
this.signedGen = signedGen;
this.unsignedGen = unsignedGen;
this.isDirectSignature = false;
}
internal SignerInfoGenerator(SignerIdentifier sigId, ISignatureFactory <AlgorithmIdentifier> signerFactory, IDigestFactoryProvider <AlgorithmIdentifier> digesterProvider, ISignatureEncryptionAlgorithmFinder sigEncAlgFinder, bool isDirectSignature)
{
this.sigId = sigId;
this.signer = signerFactory;
this.signerCalculator = signerFactory.CreateCalculator();
if (digesterProvider != null)
{
this.digester = digesterProvider.CreateDigestFactory(digAlgFinder.Find(signer.AlgorithmDetails));
this.digestCalculator = digester.CreateCalculator();
}
else
{
this.digester = null;
}
this.sigEncAlgFinder = sigEncAlgFinder;
this.isDirectSignature = isDirectSignature;
if (this.isDirectSignature)
{
this.signedGen = null;
this.unsignedGen = null;
}
else
{
this.signedGen = new DefaultSignedAttributeTableGenerator();
this.unsignedGen = null;
}
}
internal SignerInfoGenerator(SignerIdentifier sigId, ISignatureFactory <AlgorithmIdentifier> signerFactory, IDigestFactoryProvider <AlgorithmIdentifier> digesterProvider, ISignatureEncryptionAlgorithmFinder sigEncAlgFinder) : this(sigId, signerFactory, digesterProvider, sigEncAlgFinder, false)
{
}
/**
* Base constructor.
*
* @param digestProvider a provider of digest calculators for the algorithms required in the signature and attribute calculations.
*/
public SignerInfoGeneratorBuilder(IDigestFactoryProvider <AlgorithmIdentifier> digestProvider, ISignatureEncryptionAlgorithmFinder sigEncAlgFinder)
{
this.digestProvider = digestProvider;
this.sigEncAlgFinder = sigEncAlgFinder;
}
/**
* Base constructor.
*
* @param digestProvider a provider of digest calculators for the algorithms required in the signature and attribute calculations.
*/
public SignerInfoGeneratorBuilder(IDigestFactoryProvider <AlgorithmIdentifier> digestProvider) : this(digestProvider, new DefaultSignatureEncryptionAlgorithmFinder())
{
}
