windows-nt/Source/XPSP1/NT/windows/appcompat/shims/general/globalmemorystatuslie.cpp

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
GlobalMemoryStatusLie.cpp
Abstract:
Lies about the amount of swap space returned from the
GlobalMemoryStatus API so app will think it has a huge
swap space like it did on win98.
Notes:
This is a general purpose shim.
History:
05/08/2001 mnikkel Created
--*/
#include "precomp.h"
#include "CharVector.h"
IMPLEMENT_SHIM_BEGIN(GlobalMemoryStatusLie)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(GlobalMemoryStatus)
APIHOOK_ENUM_END
/*++
Increase the Available page file size to 400 mb.
--*/
VOID
APIHOOK(GlobalMemoryStatus)(
LPMEMORYSTATUS lpBuffer
)
{
ORIGINAL_API(GlobalMemoryStatus)(lpBuffer);
// change page file size to 400 mb.
lpBuffer->dwAvailPageFile = 0x17D78400;
return;
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY(KERNEL32.DLL, GlobalMemoryStatus)
HOOK_END
IMPLEMENT_SHIM_END