public Authorization Authenticate(string challenge, HttpURLConnection request, ICredentials credentials)
{
if (credentials == null || challenge == null)
{
return(null);
}
string header = challenge.Trim();
if (header.IndexOf("digest", StringComparison.OrdinalIgnoreCase) == -1)
{
return(null);
}
var currDS = new AuthDigestSession();
if (!currDS.Parse(challenge))
{
return(null);
}
var uri = new Uri(request.URL.ToString());
int hashcode = uri.GetHashCode() ^ credentials.GetHashCode() ^ currDS.Nonce.GetHashCode();
AuthDigestSession ds = null;
bool addDS = false;
if (!Cache.TryGetValue(hashcode, out ds) || ds == null)
{
addDS = true;
}
if (addDS)
{
ds = currDS;
}
else if (!ds.Parse(challenge))
{
return(null);
}
if (addDS)
{
Cache.Add(hashcode, ds);
}
return(ds.Authenticate(request, credentials));
}
public Authorization PreAuthenticate(HttpURLConnection request, ICredentials credentials)
{
if (request == null || credentials == null)
{
return(null);
}
var uri = new Uri(request.URL.ToString());
int hashcode = uri.GetHashCode() ^ credentials.GetHashCode();
AuthDigestSession ds = null;
if (!Cache.TryGetValue(hashcode, out ds) || ds == null)
{
return(null);
}
return(ds.Authenticate(request, credentials));
}