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

81 lines
1.7 KiB
C++

/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
FireFighters.cpp
Abstract:
This game stores the filenames it calls CreateFile on in a block of memory and
occasionally it gets the offsets wrong and it's always off by 9 bytes.
History:
09/03/2000 maonis Created
--*/
#include "precomp.h"
IMPLEMENT_SHIM_BEGIN(FireFighters)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(CreateFileA)
APIHOOK_ENUM_END
/*++
Remove write attributes for read-only devices.
--*/
HANDLE
APIHOOK(CreateFileA)(
LPSTR lpFileName,
DWORD dwDesiredAccess,
DWORD dwShareMode,
LPSECURITY_ATTRIBUTES lpSecurityAttributes,
DWORD dwCreationDisposition,
DWORD dwFlagsAndAttributes,
HANDLE hTemplateFile
)
{
// if the 1st char is not '.' or an alphabetical char, we add 9 bytes to the filename pointer.
char chFirst = *lpFileName;
if (!isalpha(chFirst) && chFirst != '.')
{
lpFileName += 9;
DPFN(
eDbgLevelError,
"[CreateFileA] filename is now %s", lpFileName);
}
HANDLE hRet = ORIGINAL_API(CreateFileA)(
lpFileName,
dwDesiredAccess,
dwShareMode,
lpSecurityAttributes,
dwCreationDisposition,
dwFlagsAndAttributes,
hTemplateFile);
return hRet;
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY(KERNEL32.DLL, CreateFileA)
HOOK_END
IMPLEMENT_SHIM_END