public async Task <Tuple <byte[], string> > SignAsync(string hex)
{
this.EnsureUsable();
if (this.NotAfter < DateTime.UtcNow)
{
throw new EncryptionException($"Operation is not allowed on expired key; Key '{this.Actor}/{this.KeyId}'.");
}
var crypto = this.GetRSACryptoServiceProvider();
var signer = new Signing.Signer(crypto);
var algorithm = BasicHasher.GetNormalAlgorithm(hex);
return(await Task.FromResult(signer.SignHash(hex, algorithm)));
}
/// <summary>
/// Signs a byte array by creating an appropriate hash.
/// </summary>
/// <param name="digest">Any data to sign.</param>
/// <param name="algorithm">MD5 or SHA1</param>
/// <param name="token"></param>
/// <returns>The signature for the digest as a byte array and string based hash code.</returns>
public async Task<Tuple<byte[], string>> SignAsync(byte[] digest, string algorithm, CancellationToken token)
{
this.EnsureUsable();
if (digest == null || !digest.Any())
{
throw new ArgumentException("digest");
}
if (algorithm == null)
{
throw new ArgumentNullException("algorithm");
}
var crypto = this.GetRSACryptoServiceProvider();
var signer = new Signing.Signer(crypto);
//var hash = BasicHasher.GetHash(digest, algorithm);
return await Task.FromResult(signer.SignHash(digest, algorithm));
}
/// <summary>
/// Signs a byte array by creating an appropriate hash.
/// </summary>
/// <param name="digest">Any data to sign.</param>
/// <param name="algorithm">MD5 or SHA1</param>
/// <param name="token"></param>
/// <returns>The signature for the digest as a byte array and string based hash code.</returns>
public async Task <Tuple <byte[], string> > SignAsync(byte[] digest, string algorithm, CancellationToken token)
{
this.EnsureUsable();
if (this.NotAfter < DateTime.UtcNow)
{
throw new EncryptionException($"Operation is not allowed on expired key; Key '{this.Actor}/{this.KeyId}'.");
}
if (digest == null || !digest.Any())
{
throw new ArgumentException("digest");
}
if (algorithm == null)
{
throw new ArgumentNullException("algorithm");
}
var crypto = this.GetRSACryptoServiceProvider();
var signer = new Signing.Signer(crypto);
//var hash = BasicHasher.GetHash(digest, algorithm);
return(await Task.FromResult(signer.SignHash(digest, algorithm)));
}
public async Task<Tuple<byte[], string>> SignAsync(string hex)
{
this.EnsureUsable();
var crypto = this.GetRSACryptoServiceProvider();
var signer = new Signing.Signer(crypto);
var algorithm = BasicHasher.GetNormalAlgorithm(hex);
return await Task.FromResult(signer.SignHash(hex, algorithm));
}