public string GenerateSignature(IRequest request, ISignatureSpecification signatureSpecification)
{
var signatureString = _httpSignatureStringExtractor.ExtractSignatureString(request, signatureSpecification);
var signedString = _stringSigner.Sign(signatureString);
string authorizationHeader = FormatAuthorization(signatureSpecification, signedString);
return(authorizationHeader);
}
public string CalculateSignature(IRequest r, ISignatureSpecification spec, string key)
{
var algorithm = spec.Algorithm;
var signatureString = signatureStringExtractor.ExtractSignatureString(r, spec);
var hmac = HMAC.Create(algorithm.Replace("-", "").ToUpper());
hmac.Initialize();
hmac.Key = Convert.FromBase64String(key);
var bytes = hmac.ComputeHash(new MemoryStream(Encoding.UTF8.GetBytes(signatureString)));
var signature = Convert.ToBase64String(bytes);
return(signature);
}
