protected static string HashedDigest(IDictionary requestInfo, DigestCredential credential, string hashedDigest)
{
if (requestInfo == null)
{
throw new ArgumentNullException("requestInfo");
}
if (credential == null)
{
throw new ArgumentNullException("credential");
}
if (hashedDigest == null)
{
throw new ArgumentNullException("hashedDigest");
}
StringBuilder builder = new StringBuilder();
if (requestInfo.Contains("charset"))
{
builder.AppendFormat("charset=\"{0}\",", requestInfo["charset"]);
}
builder.AppendFormat("username=\"{0}\",", credential.Name);
if (requestInfo.Contains("realm"))
{
builder.AppendFormat("realm=\"{0}\",", requestInfo["realm"]);
}
if (requestInfo.Contains("qop"))
{
builder.AppendFormat("nonce=\"{0}\",", requestInfo["nonce"]);
builder.AppendFormat("nc=\"{0}\",", requestInfo["nc"]);
builder.AppendFormat("cnonce=\"{0}\",", requestInfo["cnonce"]);
if (requestInfo.Contains("uri"))
{
builder.AppendFormat("digest-uri=\"{0}\",", requestInfo["uri"]);
}
builder.AppendFormat("response=\"{0}\",", hashedDigest);
builder.AppendFormat("qop=\"{0}\"", requestInfo["qop"]);
}
else
{
builder.AppendFormat("nonce=\"{0}\",", requestInfo["nonce"]);
builder.AppendFormat("response=\"{0}\"", hashedDigest);
}
Base64 base2 = new Base64();
base2.Encoding = Encoding.ASCII;
return(base2.Encode(builder.ToString()));
}
protected static IDictionary ParseCredentials(DigestCredential credential)
{
if (credential == null)
{
throw new ArgumentNullException("credential");
}
IDictionary dictionary = new ListDictionary();
string[] strArray = credential.Summary.Split(new char[] { ',' });
for (int i = 0; i < strArray.Length; i++)
{
if (strArray[i].IndexOf("=") == -1)
{
dictionary.Add(strArray[i].ToLower(), string.Empty);
}
else
{
string[] strArray2 = strArray[i].Split(new char[] { '=' }, 2);
dictionary.Add(strArray2[0].Trim(new char[] { ' ', '"' }).ToLower(), strArray2[1].Trim(new char[] { ' ', '"' }));
}
}
if (!dictionary.Contains("realm"))
{
dictionary.Add("realm", string.Empty);
}
if (!dictionary.Contains("nonce"))
{
dictionary.Add("nonce", string.Empty);
}
if (!dictionary.Contains("cnonce"))
{
dictionary.Add("cnonce", string.Empty);
}
if (!dictionary.Contains("nc"))
{
dictionary.Add("00000001", string.Empty);
}
return(dictionary);
}
protected static string HashCredentials(IDictionary requestInfo, DigestCredential credential)
{
string str5;
if (requestInfo == null)
{
throw new ArgumentNullException("requestInfo");
}
string s = string.Format("{0}:{1}:{2}", credential.Name, requestInfo["realm"], credential.Password);
string str2 = string.Format("AUTHENTICATE:{1}", requestInfo.Contains("uri") ? requestInfo["uri"].ToString() : string.Empty);
MD5Generator generator = new MD5Generator();
generator.Initialize();
generator.Update(Encoding.ASCII.GetBytes(s));
byte[] hash = generator.Hash;
s = string.Format("{0}:{1}", requestInfo["nonce"], requestInfo["cnonce"]);
generator.Initialize();
generator.Update(hash);
generator.Update(Encoding.ASCII.GetBytes(s));
string str3 = StringUtil.BytesToHex(generator.Hash);
generator.Initialize();
generator.Update(Encoding.ASCII.GetBytes(str2));
string str4 = StringUtil.BytesToHex(generator.Hash);
if (requestInfo.Contains("qop"))
{
str5 = string.Format("{0}:{1}:{2}:{3}:{4}:{5}", new object[] { str3, requestInfo["nonce"], requestInfo["nc"], requestInfo["cnonce"], requestInfo["qop"], str4 });
}
else
{
str5 = string.Format("{0}:{1}:{2}", str3, requestInfo["nonce"], str4);
}
generator.Initialize();
generator.Update(Encoding.ASCII.GetBytes(str5));
return(StringUtil.BytesToHex(generator.Hash));
}
