reactos/dll/appcompat/shims/layer/versionlie.inl
2022-09-25 19:33:51 +02:00

78 lines
2.6 KiB
C++

/*
* PROJECT: ReactOS 'Layers' Shim library
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
* PURPOSE: Version lie implementation helper
* COPYRIGHT: Copyright 2016,2017 Mark Jansen (mark.jansen@reactos.org)
*/
#include <setup_shim.inl>
DWORD WINAPI SHIM_OBJ_NAME(APIHook_GetVersion)()
{
return VERSION_INFO.FullVersion;
}
BOOL WINAPI SHIM_OBJ_NAME(APIHook_GetVersionExA)(LPOSVERSIONINFOEXA lpOsVersionInfo)
{
if (CALL_SHIM(0, GETVERSIONEXAPROC)(lpOsVersionInfo))
{
return FakeVersion(lpOsVersionInfo, &VERSION_INFO);
}
return FALSE;
}
/* We do not care about the actual type, FakeVersion will correctly handle it either way */
BOOL WINAPI SHIM_OBJ_NAME(APIHook_GetVersionExW)(LPOSVERSIONINFOEXA lpOsVersionInfo)
{
if (CALL_SHIM(1, GETVERSIONEXAPROC)(lpOsVersionInfo))
{
return FakeVersion(lpOsVersionInfo, &VERSION_INFO);
}
return FALSE;
}
#ifndef STATUS_INVALID_PARAMETER
#define STATUS_INVALID_PARAMETER 0xC000000DL
#define STATUS_SUCCESS 0
#endif
/* We do not care about the actual type, FakeVersion will correctly handle it either way */
DWORD WINAPI SHIM_OBJ_NAME(APIHook_RtlGetVersion)(LPOSVERSIONINFOEXA lpOsVersionInfo)
{
if (CALL_SHIM(3, GETVERSIONEXAPROC)(lpOsVersionInfo) == STATUS_SUCCESS)
{
return FakeVersion(lpOsVersionInfo, &VERSION_INFO) ? STATUS_SUCCESS : STATUS_INVALID_PARAMETER;
}
return STATUS_INVALID_PARAMETER;
}
BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
{
if (fdwReason == SHIM_NOTIFY_ATTACH && VERSION_INFO.wServicePackMajor)
{
static CONST WCHAR szServicePack[] = {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','%','u',0};
HRESULT hr = StringCbPrintfA(VERSION_INFO.szCSDVersionA, sizeof(VERSION_INFO.szCSDVersionA),
"Service Pack %u", VERSION_INFO.wServicePackMajor);
if (FAILED(hr))
return FALSE;
hr = StringCbPrintfW(VERSION_INFO.szCSDVersionW, sizeof(VERSION_INFO.szCSDVersionW),
szServicePack, VERSION_INFO.wServicePackMajor);
if (FAILED(hr))
return FALSE;
}
return TRUE;
}
#define SHIM_NUM_HOOKS 4
#define SHIM_SETUP_HOOKS \
SHIM_HOOK(0, "KERNEL32.DLL", "GetVersionExA", SHIM_OBJ_NAME(APIHook_GetVersionExA)) \
SHIM_HOOK(1, "KERNEL32.DLL", "GetVersionExW", SHIM_OBJ_NAME(APIHook_GetVersionExW)) \
SHIM_HOOK(2, "KERNEL32.DLL", "GetVersion", SHIM_OBJ_NAME(APIHook_GetVersion)) \
SHIM_HOOK(3, "NTDLL.DLL", "RtlGetVersion", SHIM_OBJ_NAME(APIHook_RtlGetVersion))
#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
#include <implement_shim.inl>
#undef VERSION_INFO