public static void Run(SecurityContext securityContext, ContextCallback callback, object state)
{
if (securityContext == null)
{
throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_NullContext"));
}
StackCrawlMark stackCrawlMark = StackCrawlMark.LookForMe;
if (!securityContext.isNewCapture)
{
throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_NotNewCaptureContext"));
}
securityContext.isNewCapture = false;
ExecutionContext.Reader executionContextReader = Thread.CurrentThread.GetExecutionContextReader();
if (SecurityContext.CurrentlyInDefaultFTSecurityContext(executionContextReader) && securityContext.IsDefaultFTSecurityContext())
{
callback(state);
if (SecurityContext.GetCurrentWI(Thread.CurrentThread.GetExecutionContextReader()) != null)
{
WindowsIdentity.SafeRevertToSelf(ref stackCrawlMark);
return;
}
}
else
{
SecurityContext.RunInternal(securityContext, callback, state);
}
}
internal static bool CurrentlyInDefaultFTSecurityContext(ExecutionContext.Reader threadEC)
{
if (SecurityContext.IsDefaultThreadSecurityInfo())
{
return(SecurityContext.GetCurrentWI(threadEC) == null);
}
return(false);
}
private static SecurityContext CaptureCore(ExecutionContext.Reader currThreadEC, ref StackCrawlMark stackMark)
{
SecurityContext securityContext = new SecurityContext();
securityContext.isNewCapture = true;
if (!SecurityContext.IsWindowsIdentityFlowSuppressed())
{
WindowsIdentity currentWI = SecurityContext.GetCurrentWI(currThreadEC);
if (currentWI != null)
{
securityContext._windowsIdentity = new WindowsIdentity(currentWI.AccessToken);
}
}
else
{
securityContext._disableFlow = SecurityContextDisableFlow.WI;
}
securityContext.CompressedStack = CompressedStack.GetCompressedStack(ref stackMark);
return(securityContext);
}
internal static WindowsIdentity GetCurrentWI(ExecutionContext.Reader threadEC)
{
return(SecurityContext.GetCurrentWI(threadEC, SecurityContext._alwaysFlowImpersonationPolicy));
}
