//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Memory allocation!
//
// $NoKeywords: $
//=============================================================================//

#ifndef TIER0_MEM_H
#define TIER0_MEM_H

#ifdef _WIN32
#pragma once
#endif

#include <stddef.h>
#ifdef LINUX
#undef offsetof
#define offsetof(s, m) (size_t) & (((s *)0)->m)
#endif

#include "platform.hpp"

#if !defined(STATIC_TIER0) && !defined(_STATIC_LINKED)

#ifdef TIER0_DLL_EXPORT
#define MEM_INTERFACE DLL_EXPORT
#else
#define MEM_INTERFACE DLL_IMPORT
#endif

#else  // BUILD_AS_DLL

#define MEM_INTERFACE extern

#endif  // BUILD_AS_DLL

//-----------------------------------------------------------------------------
// DLL-exported methods for particular kinds of memory
//-----------------------------------------------------------------------------
MEM_INTERFACE void *MemAllocScratch(int nMemSize);
MEM_INTERFACE void MemFreeScratch();

#ifdef _LINUX
MEM_INTERFACE void ZeroMemory(void *mem, size_t length);
#endif

#endif /* TIER0_MEM_H */
