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