[ACLAYERS] Implement the ForceDXSetupSuccess shim

This shim is used on older installers that try to install DirectX,
but encounter errors doing so with the bundled setup.
CORE-15814
This commit is contained in:
Mark Jansen 2019-03-08 00:32:20 +01:00
parent 854af7f332
commit b18da6730e
No known key found for this signature in database
GPG key ID: B39240EE84BEAE8B
6 changed files with 288 additions and 2 deletions

View file

@ -5,6 +5,7 @@ spec2def(aclayers.dll layer.spec)
list(APPEND SOURCE
dispmode.c
forcedxsetupsuccess.c
versionlie.c
vmhorizon.c
main.c

View file

@ -0,0 +1,268 @@
/*
* PROJECT: ReactOS 'Layers' Shim library
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: ForceDxSetupSuccess shim
* COPYRIGHT: Copyright 2019 Mark Jansen (mark.jansen@reactos.org)
*/
#define WIN32_NO_STATUS
#include <windef.h>
#include <winbase.h>
#include <shimlib.h>
#include "ntndk.h"
typedef HMODULE(WINAPI* LOADLIBRARYAPROC)(LPCSTR lpLibFileName);
typedef HMODULE(WINAPI* LOADLIBRARYWPROC)(LPCWSTR lpLibFileName);
typedef HMODULE(WINAPI* LOADLIBRARYEXAPROC)(LPCSTR lpLibFileName, HANDLE hFile, DWORD dwFlags);
typedef HMODULE(WINAPI* LOADLIBRARYEXWPROC)(LPCWSTR lpLibFileName, HANDLE hFile, DWORD dwFlags);
typedef FARPROC(WINAPI* GETPROCADDRESSPROC)(HMODULE hModule, LPCSTR lpProcName);
typedef BOOL (WINAPI* FREELIBRARYPROC)(HINSTANCE hLibModule);
#define SHIM_NS ForceDxSetupSuccess
#include <setup_shim.inl>
#define DSETUPERR_SUCCESS 0
INT WINAPI DirectXSetup(HWND hWnd, LPSTR lpszRootPath, DWORD dwFlags)
{
SHIM_MSG("Returning DSETUPERR_SUCCESS\n");
return DSETUPERR_SUCCESS;
}
INT WINAPI DirectXSetupA(HWND hWnd, LPSTR lpszRootPath, DWORD dwFlags)
{
SHIM_MSG("Returning DSETUPERR_SUCCESS\n");
return DSETUPERR_SUCCESS;
}
INT WINAPI DirectXSetupW(HWND hWnd, LPWSTR lpszRootPath, DWORD dwFlags)
{
SHIM_MSG("Returning DSETUPERR_SUCCESS\n");
return DSETUPERR_SUCCESS;
}
INT WINAPI DirectXSetupGetVersion(DWORD *lpdwVersion, DWORD *lpdwMinorVersion)
{
if (lpdwVersion)
*lpdwVersion = MAKELONG(7, 4); // DirectX 7.0
if (lpdwMinorVersion)
*lpdwMinorVersion = MAKELONG(1792, 0);
return TRUE;
}
static
BOOLEAN
IsCharInAnsiString(
IN CHAR Char,
IN const STRING* MatchString)
{
USHORT i;
for (i = 0; i < MatchString->Length; i++)
{
if (Char == MatchString->Buffer[i])
return TRUE;
}
return FALSE;
}
NTSTATUS
NTAPI
FindCharInAnsiString(
IN const STRING* SearchString,
IN const STRING* MatchString,
OUT PUSHORT Position)
{
BOOLEAN Found;
ULONG i, Length;
*Position = 0;
/* Search */
Length = SearchString->Length;
for (i = Length - 1; (LONG)i >= 0; i--)
{
Found = IsCharInAnsiString(SearchString->Buffer[i], MatchString);
if (Found)
{
*Position = i;
return STATUS_SUCCESS;
}
}
return STATUS_NOT_FOUND;
}
static BOOL IsDxSetupA(const PSTRING LibraryPath)
{
static const STRING DxSetupDlls[] = {
RTL_CONSTANT_STRING("dsetup.dll"),
RTL_CONSTANT_STRING("dsetup32.dll"),
RTL_CONSTANT_STRING("dsetup"),
RTL_CONSTANT_STRING("dsetup32"),
};
static const STRING PathDividerFind = RTL_CONSTANT_STRING("\\/");
STRING LibraryName;
USHORT PathDivider;
DWORD n;
if (!NT_SUCCESS(FindCharInAnsiString(LibraryPath, &PathDividerFind, &PathDivider)))
PathDivider = 0;
if (PathDivider)
PathDivider += sizeof(CHAR);
LibraryName.Buffer = LibraryPath->Buffer + PathDivider;
LibraryName.Length = LibraryPath->Length - PathDivider;
LibraryName.MaximumLength = LibraryPath->MaximumLength - PathDivider;
for (n = 0; n < ARRAYSIZE(DxSetupDlls); ++n)
{
if (RtlEqualString(&LibraryName, DxSetupDlls + n, TRUE))
{
SHIM_MSG("Found %Z\n", DxSetupDlls + n);
return TRUE;
}
}
return FALSE;
}
static BOOL IsDxSetupW(PCUNICODE_STRING LibraryPath)
{
static const UNICODE_STRING DxSetupDlls[] = {
RTL_CONSTANT_STRING(L"dsetup.dll"),
RTL_CONSTANT_STRING(L"dsetup32.dll"),
RTL_CONSTANT_STRING(L"dsetup"),
RTL_CONSTANT_STRING(L"dsetup32"),
};
static const UNICODE_STRING PathDividerFind = RTL_CONSTANT_STRING(L"\\/");
UNICODE_STRING LibraryName;
USHORT PathDivider;
DWORD n;
if (!NT_SUCCESS(RtlFindCharInUnicodeString(RTL_FIND_CHAR_IN_UNICODE_STRING_START_AT_END, LibraryPath, &PathDividerFind, &PathDivider)))
PathDivider = 0;
if (PathDivider)
PathDivider += sizeof(WCHAR);
LibraryName.Buffer = LibraryPath->Buffer + PathDivider / sizeof(WCHAR);
LibraryName.Length = LibraryPath->Length - PathDivider;
LibraryName.MaximumLength = LibraryPath->MaximumLength - PathDivider;
for (n = 0; n < ARRAYSIZE(DxSetupDlls); ++n)
{
if (RtlEqualUnicodeString(&LibraryName, DxSetupDlls + n, TRUE))
{
SHIM_MSG("Found %wZ\n", DxSetupDlls + n);
return TRUE;
}
}
return FALSE;
}
HMODULE WINAPI SHIM_OBJ_NAME(APIHook_LoadLibraryA)(LPCSTR lpLibFileName)
{
STRING Library;
RtlInitAnsiString(&Library, lpLibFileName);
if (IsDxSetupA(&Library))
return ShimLib_Instance();
return CALL_SHIM(0, LOADLIBRARYAPROC)(lpLibFileName);
}
HMODULE WINAPI SHIM_OBJ_NAME(APIHook_LoadLibraryW)(LPCWSTR lpLibFileName)
{
UNICODE_STRING Library;
RtlInitUnicodeString(&Library, lpLibFileName);
if (IsDxSetupW(&Library))
return ShimLib_Instance();
return CALL_SHIM(1, LOADLIBRARYWPROC)(lpLibFileName);
}
HMODULE WINAPI SHIM_OBJ_NAME(APIHook_LoadLibraryExA)(LPCSTR lpLibFileName, HANDLE hFile, DWORD dwFlags)
{
STRING Library;
RtlInitAnsiString(&Library, lpLibFileName);
if (IsDxSetupA(&Library))
return ShimLib_Instance();
return CALL_SHIM(2, LOADLIBRARYEXAPROC)(lpLibFileName, hFile, dwFlags);
}
HMODULE WINAPI SHIM_OBJ_NAME(APIHook_LoadLibraryExW)(LPCWSTR lpLibFileName, HANDLE hFile, DWORD dwFlags)
{
UNICODE_STRING Library;
RtlInitUnicodeString(&Library, lpLibFileName);
if (IsDxSetupW(&Library))
return ShimLib_Instance();
return CALL_SHIM(3, LOADLIBRARYEXWPROC)(lpLibFileName, hFile, dwFlags);
}
FARPROC WINAPI SHIM_OBJ_NAME(APIHook_GetProcAddress)(HMODULE hModule, LPCSTR lpProcName)
{
static const STRING DxSetupFunctions[] = {
RTL_CONSTANT_STRING("DirectXSetup"),
RTL_CONSTANT_STRING("DirectXSetupA"),
RTL_CONSTANT_STRING("DirectXSetupW"),
RTL_CONSTANT_STRING("DirectXSetupGetVersion"),
};
static const FARPROC DxSetupRedirections[] = {
DirectXSetup,
DirectXSetupA,
DirectXSetupW,
DirectXSetupGetVersion,
};
DWORD n;
if (hModule == ShimLib_Instance() && ((ULONG_PTR)lpProcName > MAXUSHORT))
{
STRING ProcName;
RtlInitAnsiString(&ProcName, lpProcName);
for (n = 0; n < ARRAYSIZE(DxSetupFunctions); ++n)
{
if (RtlEqualString(&ProcName, DxSetupFunctions + n, TRUE))
{
SHIM_MSG("Intercepted %Z\n", DxSetupFunctions + n);
return DxSetupRedirections[n];
}
}
}
return CALL_SHIM(4, GETPROCADDRESSPROC)(hModule, lpProcName);
}
BOOL WINAPI SHIM_OBJ_NAME(APIHook_FreeLibrary)(HINSTANCE hLibModule)
{
if (hLibModule == ShimLib_Instance())
{
SHIM_MSG("Intercepted\n");
return TRUE;
}
return CALL_SHIM(5, FREELIBRARYPROC)(hLibModule);
}
#define SHIM_NUM_HOOKS 6
#define SHIM_SETUP_HOOKS \
SHIM_HOOK(0, "KERNEL32.DLL", "LoadLibraryA", SHIM_OBJ_NAME(APIHook_LoadLibraryA)) \
SHIM_HOOK(1, "KERNEL32.DLL", "LoadLibraryW", SHIM_OBJ_NAME(APIHook_LoadLibraryW)) \
SHIM_HOOK(2, "KERNEL32.DLL", "LoadLibraryExA", SHIM_OBJ_NAME(APIHook_LoadLibraryExA)) \
SHIM_HOOK(3, "KERNEL32.DLL", "LoadLibraryExW", SHIM_OBJ_NAME(APIHook_LoadLibraryExW)) \
SHIM_HOOK(4, "KERNEL32.DLL", "GetProcAddress", SHIM_OBJ_NAME(APIHook_GetProcAddress)) \
SHIM_HOOK(5, "KERNEL32.DLL", "FreeLibrary", SHIM_OBJ_NAME(APIHook_FreeLibrary))
#include <implement_shim.inl>

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@ -23,18 +23,20 @@ typedef struct UsedShim
ULONG g_ShimEngDebugLevel = 0xffffffff;
static HINSTANCE g_ShimLib_hInstance;
static HANDLE g_ShimLib_Heap;
static PSLIST_HEADER g_UsedShims;
void ShimLib_Init(HINSTANCE hInstance)
{
g_ShimLib_hInstance = hInstance;
g_ShimLib_Heap = HeapCreate(0, 0x10000, 0);
g_UsedShims = (PSLIST_HEADER)ShimLib_ShimMalloc(sizeof(SLIST_HEADER));
RtlInitializeSListHead(g_UsedShims);
}
void ShimLib_Deinit()
void ShimLib_Deinit(VOID)
{
// Is this a good idea?
HeapDestroy(g_ShimLib_Heap);
@ -50,6 +52,11 @@ void ShimLib_ShimFree(PVOID pData)
HeapFree(g_ShimLib_Heap, 0, pData);
}
HINSTANCE ShimLib_Instance(VOID)
{
return g_ShimLib_hInstance;
}
PCSTR ShimLib_StringNDuplicateA(PCSTR szString, SIZE_T stringLengthIncludingNullTerm)
{
PSTR NewString = ShimLib_ShimMalloc(stringLengthIncludingNullTerm);

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@ -28,7 +28,7 @@ VOID ShimLib_ShimFree(PVOID pData);
PCSTR ShimLib_StringDuplicateA(PCSTR szString);
PCSTR ShimLib_StringNDuplicateA(PCSTR szString, SIZE_T stringLength);
BOOL ShimLib_StrAEqualsW(PCSTR szString, PCWSTR wszString);
HINSTANCE ShimLib_Instance(VOID);
/* Forward events to generic handlers */
VOID ShimLib_Init(HINSTANCE hInstance);

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@ -215,6 +215,10 @@
<SHIM NAME="DisableThemes">
<DLLFILE>acgenral.dll</DLLFILE>
</SHIM>
<SHIM NAME="ForceDXSetupSuccess">
<DLLFILE>aclayers.dll</DLLFILE>
<DESCRIPTION>Some application using an older version of DirectX may encounter problems when calling LoadLibrary or GetProcAddress to use DSETUP.DLL or DSETUP32.DLL</DESCRIPTION>
</SHIM>
<SHIM NAME="IgnoreFreeLibrary">
<DLLFILE>acgenral.dll</DLLFILE>
</SHIM>
@ -239,10 +243,12 @@
<LAYER NAME="WIN95">
<SHIM_REF NAME="Win95VersionLie" />
<SHIM_REF NAME="ForceDXSetupSuccess" />
<!-- TODO: Add more fixes! -->
</LAYER>
<LAYER NAME="WIN98">
<SHIM_REF NAME="Win98VersionLie" />
<SHIM_REF NAME="ForceDXSetupSuccess" />
<!-- TODO: Add more fixes! -->
</LAYER>
<LAYER NAME="NT4SP5">
@ -363,6 +369,9 @@
<LAYER NAME="DisableThemes">
<SHIM_REF NAME="DisableThemes" />
</LAYER>
<LAYER NAME="ForceDXSetupSuccess">
<SHIM_REF NAME="ForceDXSetupSuccess" />
</LAYER>
<LAYER NAME="VMHorizonSetup">
<!-- ProductId: {7051C96D-AA61-4D83-AF37-646E82D616ED} -->
<SHIM_REF NAME="VMHorizonSetup" />

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@ -3,6 +3,7 @@ add_definitions(-D__ROS_LONG64__)
list(APPEND SOURCE
dispmode.c
forcedxsetup.c
genral_hooks.c
ignorefreelib.c
layer_hooks.c