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tracker/common/CompletionEvent.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Wraps windows WaitForSingleEvent() calls
+//
+// $NoKeywords: $
+//=============================================================================
+
+#ifndef COMPLETIONEVENT_H
+#define COMPLETIONEVENT_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+// handle to an event
+typedef unsigned long EventHandle_t;
+
+// creates an event
+EventHandle_t Event_CreateEvent();
+
+// sets the current thread to wait for either the event to be signalled, or the timeout to occur
+void Event_WaitForEvent(EventHandle_t event, unsigned long timeoutMilliseconds);
+
+// set the timeout to this for it to never time out
+#define TIMEOUT_INFINITE 0xFFFFFFFF
+
+// signals an event to Activate
+// Releases one thread waiting on the event.  
+// If the event has no threads waiting on it, the next thread to wait on it will be let right through
+void Event_SignalEvent(EventHandle_t event);
+
+
+#endif // COMPLETIONEVENT_H