private void ReturnCallContextToThread(Thread currentThread, IMessage retMsg, int msgFlags, LogicalCallContext currCtx)
{
if ((msgFlags == 0) && (retMsg != null))
{
IMethodReturnMessage message = retMsg as IMethodReturnMessage;
if (message != null)
{
LogicalCallContext logicalCallContext = message.LogicalCallContext;
if (logicalCallContext == null)
{
currentThread.SetLogicalCallContext(currCtx);
}
else if (!(message is StackBasedReturnMessage))
{
LogicalCallContext context2 = currentThread.SetLogicalCallContext(logicalCallContext);
if (context2 != logicalCallContext)
{
IPrincipal principal = context2.Principal;
if (principal != null)
{
logicalCallContext.Principal = principal;
}
}
}
}
}
}
internal static LogicalCallContext SetLogicalCallContext(
Thread currThread, LogicalCallContext callCtx)
{
return currThread.SetLogicalCallContext(callCtx);
}
void ReturnCallContextToThread(Thread currentThread, IMessage retMsg, int msgFlags)
{
if (msgFlags == Message.Sync)
{
if (retMsg == null)
return;
IMethodReturnMessage mrm = retMsg as IMethodReturnMessage;
if (mrm == null)
return;
LogicalCallContext retCtx = mrm.LogicalCallContext;
if (retCtx == null)
return;
if (!(mrm is StackBasedReturnMessage))
{
LogicalCallContext oldCtx = currentThread.SetLogicalCallContext(retCtx);
if ((Object)oldCtx != (Object)retCtx)
{
// If the new call context does not match the old call context,
// we must have gone remote. We need to keep the preserve
// the principal from the original call context.
IPrincipal principal = oldCtx.Principal;
if (principal != null)
retCtx.Principal = principal;
}
}
//for other types (async/one-way etc) there is nothing to be
//done as we have just finished processing BeginInvoke or EndInvoke
}
}