From 3f266e0005bedabaa9f814d13246a91518050e97 Mon Sep 17 00:00:00 2001
From: Dan Engelbrecht <dan.engelbrecht@epicgames.com>
Date: Thu, 25 Apr 2024 12:57:10 +0200
Subject: zenserverprocess hardening (#61)

* verify running process before creating event
* make sure we don't signal/wait for a zenserver instance that we did not wait for to get ready
---
 src/zencore/thread.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/zencore/thread.cpp')

diff --git a/src/zencore/thread.cpp b/src/zencore/thread.cpp
index cb3aced33..06093d6b0 100644
--- a/src/zencore/thread.cpp
+++ b/src/zencore/thread.cpp
@@ -326,6 +326,7 @@ NamedEvent::NamedEvent(std::string_view EventName)
 	Packed |= intptr_t(Fd) & 0xffff'ffff;
 	m_EventHandle = (void*)Packed;
 #endif
+	ZEN_ASSERT(m_EventHandle != nullptr);
 }
 
 NamedEvent::~NamedEvent()
@@ -365,6 +366,7 @@ NamedEvent::Close()
 void
 NamedEvent::Set()
 {
+	ZEN_ASSERT(m_EventHandle != nullptr);
 #if ZEN_PLATFORM_WINDOWS
 	SetEvent(m_EventHandle);
 #elif ZEN_PLATFORM_LINUX || ZEN_PLATFORM_MAC
@@ -376,6 +378,7 @@ NamedEvent::Set()
 bool
 NamedEvent::Wait(int TimeoutMs)
 {
+	ZEN_ASSERT(m_EventHandle != nullptr);
 #if ZEN_PLATFORM_WINDOWS
 	const DWORD Timeout = (TimeoutMs < 0) ? INFINITE : TimeoutMs;
 
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