private bool CertValidationCallback(string hostName, X509Certificate certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors)
{
this.m_ServicePoint.UpdateServerCertificate(certificate);
this.m_ServicePoint.UpdateClientCertificate(this.m_SecureStream.ClientCertificate);
bool flag = true;
if ((ServicePointManager.GetLegacyCertificatePolicy() != null) && (this.m_Request is WebRequest))
{
flag = false;
bool flag2 = ServicePointManager.CertPolicyValidationCallback.Invoke(hostName, this.m_ServicePoint, certificate, (WebRequest)this.m_Request, chain, sslPolicyErrors);
if (!flag2 && (!ServicePointManager.CertPolicyValidationCallback.UsesDefault || (ServicePointManager.ServerCertificateValidationCallback == null)))
{
return(flag2);
}
}
if (ServicePointManager.ServerCertificateValidationCallback != null)
{
flag = false;
return(ServicePointManager.ServerCertValidationCallback.Invoke(this.m_Request, certificate, chain, sslPolicyErrors));
}
if (flag)
{
return(sslPolicyErrors == SslPolicyErrors.None);
}
return(true);
}
