/// <summary>
/// Gets the certificate fingerprint with the given hashing algorithm
/// </summary>
/// <param name="certificate">X509Certificate2 to be compute fingerprint</param>
/// <param name="hashAlgorithm">Hash algorithm for fingerprint</param>
/// <returns>A byte array representing the certificate hash.</returns>
public static byte[] GetHash(X509Certificate2 certificate, HashAlgorithmName hashAlgorithm)
{
if (certificate == null)
{
throw new ArgumentNullException(nameof(certificate));
}
return(hashAlgorithm.ComputeHash(certificate.RawData));
}
public static Task <PrimarySignature> TimestampSignature(ITimestampProvider timestampProvider, PrimarySignature primarySignature, HashAlgorithmName hashAlgorithm, SignaturePlacement target, ILogger logger)
{
Signature signatureToTimestamp = primarySignature;
if (target == SignaturePlacement.Countersignature)
{
signatureToTimestamp = RepositoryCountersignature.GetRepositoryCountersignature(primarySignature);
}
var signatureValue = signatureToTimestamp.GetSignatureValue();
var messageHash = hashAlgorithm.ComputeHash(signatureValue);
var timestampRequest = new TimestampRequest(
SigningSpecifications.V1,
messageHash,
hashAlgorithm,
target);
return(timestampProvider.TimestampSignatureAsync(primarySignature, timestampRequest, logger, CancellationToken.None));
}
internal static byte[] GetHash(X509Certificate2 certificate, HashAlgorithmName hashAlgorithm)
{
return(hashAlgorithm.ComputeHash(certificate.RawData));
}