private static bool VerifySignature(Gost3410AsymmetricAlgorithmBase publicKey, Stream dataStream, byte[] signature)
{
byte[] hash;
using (var hashAlg = new Gost3411HashAlgorithm())
{
hash = hashAlg.ComputeHash(dataStream);
}
return publicKey.VerifySignature(hash, signature);
}
private static byte[] CreateSignature(Gost3410AsymmetricAlgorithmBase privateKey, Stream dataStream)
{
byte[] hash;
using (var hashAlg = new Gost3411HashAlgorithm())
{
hash = hashAlg.ComputeHash(dataStream);
}
return privateKey.CreateSignature(hash);
}
public void ShouldComputeHash()
{
// Given
var dataStream = CreateDataStream();
// When
byte[] hashValue;
using (var hash = new Gost3411HashAlgorithm())
{
hashValue = hash.ComputeHash(dataStream);
}
// Then
Assert.IsNotNull(hashValue);
Assert.AreEqual(32, hashValue.Length);
}
