1 files changed, 49 insertions, 0 deletions
diff --git a/src/zenhttp/iothreadpool.cpp b/src/zenhttp/iothreadpool.cpp
new file mode 100644
index 000000000..6087e69ec
--- /dev/null
+++ b/src/zenhttp/iothreadpool.cpp
@@ -0,0 +1,49 @@
+// Copyright Epic Games, Inc. All Rights Reserved.
+
+#include "iothreadpool.h"
+
+#include <zencore/except.h>
+
+#if ZEN_PLATFORM_WINDOWS
+
+namespace zen {
+
+WinIoThreadPool::WinIoThreadPool(int InThreadCount)
+{
+	// Thread pool setup
+
+	m_ThreadPool = CreateThreadpool(NULL);
+
+	SetThreadpoolThreadMinimum(m_ThreadPool, InThreadCount);
+	SetThreadpoolThreadMaximum(m_ThreadPool, InThreadCount * 2);
+
+	InitializeThreadpoolEnvironment(&m_CallbackEnvironment);
+
+	m_CleanupGroup = CreateThreadpoolCleanupGroup();
+
+	SetThreadpoolCallbackPool(&m_CallbackEnvironment, m_ThreadPool);
+
+	SetThreadpoolCallbackCleanupGroup(&m_CallbackEnvironment, m_CleanupGroup, NULL);
+}
+
+WinIoThreadPool::~WinIoThreadPool()
+{
+	CloseThreadpool(m_ThreadPool);
+}
+
+void
+WinIoThreadPool::CreateIocp(HANDLE IoHandle, PTP_WIN32_IO_CALLBACK Callback, void* Context, std::error_code& ErrorCode)
+{
+	ZEN_ASSERT(!m_ThreadPoolIo);
+
+	m_ThreadPoolIo = CreateThreadpoolIo(IoHandle, Callback, Context, &m_CallbackEnvironment);
+
+	if (!m_ThreadPoolIo)
+	{
+		ErrorCode = MakeErrorCodeFromLastError();
+	}
+}
+
+}  // namespace zen
+
+#endif