System.Net.SSPIWrapper.GetVerifyPackageInfo C# (CSharp) Method

        internal static SecurityPackageInfoClass GetVerifyPackageInfo(SSPIInterface secModule, string packageName)
        {
            return GetVerifyPackageInfo(secModule, packageName, false);
        }

 private void Initialize(bool isServer, string package, NetworkCredential credential, string spn, ContextFlags requestedContextFlags, System.Security.Authentication.ExtendedProtection.ChannelBinding channelBinding)
 {
     this.m_TokenSize             = SSPIWrapper.GetVerifyPackageInfo(GlobalSSPI.SSPIAuth, package, true).MaxToken;
     this.m_IsServer              = isServer;
     this.m_Spn                   = spn;
     this.m_SecurityContext       = null;
     this.m_RequestedContextFlags = requestedContextFlags;
     this.m_Package               = package;
     this.m_ChannelBinding        = channelBinding;
     if (credential is SystemNetworkCredential)
     {
         this.m_CredentialsHandle = SSPIWrapper.AcquireDefaultCredential(GlobalSSPI.SSPIAuth, package, this.m_IsServer ? CredentialUse.Inbound : CredentialUse.Outbound);
         this.m_UniqueUserId      = "/S";
     }
     else
     {
         string       userName = credential.InternalGetUserName();
         string       domain   = credential.InternalGetDomain();
         AuthIdentity authdata = new AuthIdentity(userName, credential.InternalGetPassword(), ((package == "WDigest") && ((domain == null) || (domain.Length == 0))) ? null : domain);
         this.m_UniqueUserId      = domain + "/" + userName + "/U";
         this.m_CredentialsHandle = SSPIWrapper.AcquireCredentialsHandle(GlobalSSPI.SSPIAuth, package, this.m_IsServer ? CredentialUse.Inbound : CredentialUse.Outbound, ref authdata);
     }
 }