1 files changed, 49 insertions, 0 deletions
diff --git a/gameui/Sys_Utils.h b/gameui/Sys_Utils.h
new file mode 100644
index 0000000..5880f73
--- /dev/null
+++ b/gameui/Sys_Utils.h
@@ -0,0 +1,49 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef SYS_UTILS_H
+#define SYS_UTILS_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+typedef int WHANDLE;
+
+// ERROR HANDLING
+extern const unsigned int SYS_NO_ERROR;
+extern const unsigned int SYS_ERROR_INVALID_HANDLE;
+
+void Sys_SetLastError(unsigned long error);
+unsigned long Sys_GetLastError();
+
+// MUTEX HANDLING
+WHANDLE Sys_CreateMutex(const char *mutexName);
+void Sys_ReleaseMutex(WHANDLE mutexHandle);
+
+// MUTEX SYNCHRONIZATION
+extern const unsigned int SYS_WAIT_OBJECT_0;
+extern const unsigned int SYS_WAIT_ABANDONED;
+unsigned int Sys_WaitForSingleObject(WHANDLE mutexHandle, int milliseconds);
+
+// window handling
+unsigned int Sys_RegisterWindowMessage(const char *msgName);
+WHANDLE Sys_FindWindow(const char *className, const char *windowName);
+void Sys_EnumWindows(void *callbackFunction, int lparam);
+void Sys_GetWindowText(WHANDLE wnd, char *buffer, int bufferSize);
+void Sys_PostMessage(WHANDLE wnd, unsigned int msg, unsigned int wParam, unsigned int lParam);
+WHANDLE Sys_CreateWindowEx(const char *windowName);
+void Sys_DestroyWindow(WHANDLE wnd);
+
+// mouse
+void Sys_SetCursorPos(int x, int y);
+
+
+
+
+
+
+#endif // SYS_UTILS_H