GlobalLog.Enter("SecureChannel#" + ValidationHelper.HashString(this) + "::ProcessHandshakeSuccess");
#if MONO
m_HeaderSize = m_TrailerSize = 0;
GlobalLog.Enter("SecureChannel#" + ValidationHelper.HashString(this) + "::ProcessHandshakeSuccess");
#if MONO
m_HeaderSize = m_TrailerSize = 0;
#else
StreamSizes streamSizes = SSPIWrapper.QueryContextAttributes(m_SecModule, m_SecurityContext, ContextAttribute.StreamSizes) as StreamSizes;
if (streamSizes != null) {
#else
StreamSizes streamSizes = SSPIWrapper.QueryContextAttributes(m_SecModule, m_SecurityContext, ContextAttribute.StreamSizes) as StreamSizes;
if (streamSizes != null) {