windows-nt/Source/XPSP1/NT/windows/appcompat/shims/general/heapforcegrowable.cpp
2020-09-26 16:20:57 +08:00

70 lines
1 KiB
C++

/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
HeapForceGrowable.cpp
Abstract:
Remove upper limit on heap calls by setting the maximum size to zero, which
means that the heap will grow to accomodate new allocations.
Notes:
This is a general purpose shim.
History:
04/25/2000 linstev Created
--*/
#include "precomp.h"
IMPLEMENT_SHIM_BEGIN(HeapForceGrowable)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(HeapCreate)
APIHOOK_ENUM_END
/*++
Fix the heap so it can grow.
--*/
HANDLE
APIHOOK(HeapCreate)(
DWORD flOptions,
DWORD dwInitialSize,
DWORD dwMaximumSize
)
{
if (dwMaximumSize)
{
LOGN( eDbgLevelError,
"[APIHook_HeapCreate] Setting heap maximum to 0.");
dwMaximumSize = 0;
}
return ORIGINAL_API(HeapCreate)(flOptions, dwInitialSize, dwMaximumSize);
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY(KERNEL32.DLL, HeapCreate)
HOOK_END
IMPLEMENT_SHIM_END