Windows2000/private/ntos/w32/ntuser/client/clinit.c
2020-09-30 17:12:32 +02:00

1537 lines
47 KiB
C

/****************************** Module Header ******************************\
* Module Name: clinit.c
* Copyright (c) 1985 - 1999, Microsoft Corporation
* This module contains all the init code for the USER.DLL.
* When the DLL is dynlinked its initialization procedure (UserDllInitialize) is called by the loader.
* History:
* 18-Sep-1990 DarrinM Created.
*/
#include "precomp.h"
#pragma hdrstop
#include <conroute.h>
#include "csrhlpr.h"
#include "badapps.h"
/*
* Global variables local to this module (startup).
*/
BOOL gfFirstThread = TRUE;
PDESKTOPINFO pdiLocal;
BOOL gbIhaveBeenInited;
static DWORD gdwLpkEntryPoints;
CONST WCHAR pwszWindowsKey[] = L"\\Registry\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Windows";
CONST WCHAR szAppInit[] = L"AppInit_DLLs";
CONST WCHAR gwszShimDll[] = L"shim.dll";
CONST CHAR gszLoadPathDll[] = "LoadPatchDll";
/*
* External declared routines needed for startup.
*/
BOOL GdiProcessSetup();
BOOL GdiDllInitialize(IN PVOID hmod, IN DWORD Reason, IN PCONTEXT pctx OPTIONAL);
WCHAR szWindowStationDirectory[MAX_SESSION_PATH];
#ifdef _JANUS_
BOOL InitInstrument(LPDWORD lpEMIControl);
#endif
extern CONST PCSR_CALLBACK_ROUTINE apfnDispatch[];
extern CONST ULONG ulMaxApiIndex;
BOOL UserClientDllInitialize(IN PVOID hmod, IN DWORD Reason, IN PCONTEXT pctx OPTIONAL)
/*
* When USER.DLL is loaded by an EXE (either at EXE load or at LoadModule time) this routine is called by the loader.
* Its purpose is to initialize everything that will be needed for future User API calls by the app.
* History:
* 19-Sep-1990 DarrinM Created.
*/
{
SYSTEM_BASIC_INFORMATION SystemInformation;
BOOL bRet = FALSE;
DBG_UNREFERENCED_PARAMETER(pctx);
#if DBG
if (RtlGetNtGlobalFlags() & FLG_SHOW_LDR_SNAPS) {
RIPMSG1(RIP_WARNING, "UserClientDllInitialize: entered for reason %x", Reason);
}
#endif
if (Reason == DLL_PROCESS_ATTACH) {
NTSTATUS status;
USERCONNECT userconnect;
ULONG ulConnect = sizeof(USERCONNECT);
ULONG SessionId = NtCurrentPeb()->SessionId;
WCHAR szSessionDir[MAX_SESSION_PATH];
DisableThreadLibraryCalls(hmod);
if (gbIhaveBeenInited) {
return TRUE;
}
gbIhaveBeenInited = TRUE;
status = RtlInitializeCriticalSection(&gcsClipboard);
status |= RtlInitializeCriticalSection(&gcsLookaside);
status |= RtlInitializeCriticalSection(&gcsHdc);
status |= RtlInitializeCriticalSection(&gcsAccelCache);
status |= RtlInitializeCriticalSection(&gcsDDEML);
#ifdef WX86
status |= RtlInitializeCriticalSection(&gcsWx86Load);
#endif
if (!NT_SUCCESS(status)) {
RIPMSG1(RIP_WARNING, "UserClientDllInitialize: Failed to create critical sections. Status %x", status);
return FALSE;
}
#if DBG
gpDDEMLHeap = RtlCreateHeap(HEAP_GROWABLE | HEAP_CLASS_1 | HEAP_TAIL_CHECKING_ENABLED | HEAP_FREE_CHECKING_ENABLED,
NULL,
8 * 1024, 2 * 1024,
NULL,
NULL);
if (gpDDEMLHeap == NULL) {
gpDDEMLHeap = RtlProcessHeap();
}
#endif
status = NtQuerySystemInformation(SystemBasicInformation, &SystemInformation, sizeof(SystemInformation), NULL);
if (!NT_SUCCESS(status)) {
RIPMSG1(RIP_WARNING, "UserClientDllInitialize: NtQuerySystemInformation failed with Status %x", status);
return FALSE;
}
gHighestUserAddress = SystemInformation.MaximumUserModeAddress;
userconnect.ulVersion = USERCURRENTVERSION;
if (ISTS()) {
if (SessionId == 0) {
wcscpy(szSessionDir, WINSS_OBJECT_DIRECTORY_NAME);
} else {
swprintf(szSessionDir, L"%ws\\%ld%ws", SESSION_ROOT, SessionId, WINSS_OBJECT_DIRECTORY_NAME);
}
status = UserConnectToServer(szSessionDir, &userconnect, &ulConnect, (PBOOLEAN)&gfServerProcess);
} else {
status = UserConnectToServer(WINSS_OBJECT_DIRECTORY_NAME, &userconnect, &ulConnect, (PBOOLEAN)&gfServerProcess);
}
if (!NT_SUCCESS(status)) {
RIPMSG1(RIP_WARNING, "UserClientDllInitialize: UserConnectToServer failed with status %x", status);
return FALSE;
}
/*
* If this is the server process, the shared info is not yet valid, so don't copy out the returned info.
*/
if (!gfServerProcess) {
HINSTANCE hImm32 = NULL;
gSharedInfo = userconnect.siClient;
gpsi = gSharedInfo.psi;
// make sure the stub (dummy) routine works
UserAssert(sizeof(LRESULT) == sizeof(ULONG_PTR));
UserAssert(sizeof(PVOID) == sizeof(ULONG_PTR));
if (IS_IME_ENABLED()) {
WCHAR wszImmFile[MAX_PATH];
InitializeImmEntryTable();
GetImmFileName(wszImmFile);
hImm32 = GetModuleHandleW(wszImmFile);
}
if (!fpImmRegisterClient(&userconnect.siClient, hImm32)) {
RIPMSG0(RIP_WARNING, "UserClientDllInitialize: ImmRegisterClient failed");
return FALSE;
}
}
pfnFindResourceExA = (PFNFINDA)FindResourceExA;
pfnFindResourceExW = (PFNFINDW)FindResourceExW;
pfnLoadResource = (PFNLOAD)LoadResource;
pfnSizeofResource = (PFNSIZEOF)SizeofResource;
/*
* Register with the base the USER hook it should call when it does a WinExec() (this is soft-linked because some people still use charmode nt!
*/
RegisterWaitForInputIdle(WaitForInputIdle);
/*
* Remember USER.DLL's hmodule so we can grab resources from it later.
*/
hmodUser = hmod;
pUserHeap = RtlProcessHeap();
/*
* Initialize callback table
*/
NtCurrentPeb()->KernelCallbackTable = apfnDispatch;
NtCurrentPeb()->PostProcessInitRoutine = NULL;
if (SessionId != 0) {
swprintf(szWindowStationDirectory, L"%ws\\%ld%ws", SESSION_ROOT, SessionId, WINSTA_DIR);
RtlInitUnicodeString(&strRootDirectory, szWindowStationDirectory);
} else {
RtlInitUnicodeString(&strRootDirectory, WINSTA_DIR);
}
#ifdef _JANUS_
gfEMIEnable = InitInstrument(&gdwEMIControl);
if (gfServerProcess) {
gfEMIEnable = FALSE;
}
#endif
} else if (Reason == DLL_PROCESS_DETACH) {
if (ghImm32 != NULL) {
FreeLibrary(ghImm32);// IMM32.DLL is loaded by USER32, so free it.
}
/*
* If we loaded OLE, tell it we're done.
*/
if (ghinstOLE != NULL) {
/*
* Later5.0 GerardoB. This causes check OLE32.DLL to fault
* because they get their DLL_PROCESS_DETACH first
* (*(OLEUNINITIALIZEPROC)gpfnOLEOleUninitialize)();
*/
RIPMSG0(RIP_WARNING, "OLE would fault if I call OleUninitialize now");
FreeLibrary(ghinstOLE);
}
/*
* If we loaded WinSta.Dll for Terminal Services, then unload it now.
*/
if (ghinstWinStaDll != NULL) {
FreeLibrary(ghinstWinStaDll);
}
#ifdef _JANUS_
if (gfEMIEnable && (ghAdvApi != NULL)) {
FreeLibrary(ghAdvApi);
}
#endif
RtlDeleteCriticalSection(&gcsClipboard);
RtlDeleteCriticalSection(&gcsLookaside);
RtlDeleteCriticalSection(&gcsHdc);
RtlDeleteCriticalSection(&gcsAccelCache);
RtlDeleteCriticalSection(&gcsDDEML);
#if DBG
if (gpDDEMLHeap != RtlProcessHeap()) {
RtlDestroyHeap(gpDDEMLHeap);
}
#endif
#ifdef WX86
RtlDeleteCriticalSection(&gcsWx86Load);
#endif
}
bRet = GdiDllInitialize(hmod, Reason, pctx);
if (!bRet) {
RIPMSG0(RIP_WARNING, "UserClientDllInitialize: GdiDllInitialize failed");
}
return(bRet);
}
BOOL LoadCursorsAndIcons(VOID)
/*
* This gets called from our initialization call from csr so they're around when window classes get registered.
* Window classes get registered right after the initial csr initialization call.
* Later on these default images will get overwritten by custom registry entries.
* See UpdateCursors/IconsFromRegistry().
* 27-Sep-1992 ScottLu Created.
* 14-Oct-1995 SanfordS Rewrote.
*/
{
int i;
HANDLE h;
BOOL fSuccess = TRUE;
for (i = 0; i < COIC_CONFIGURABLE; i++) {
/*
* load the small version of WINLOGO which will be set into
* gpsi->hIconSmWindows on the kernel side.
*/
if (i == OIC_WINLOGO_DEFAULT - OIC_FIRST_DEFAULT) {
h = LoadIcoCur(NULL, (LPCWSTR)UIntToPtr((OIC_FIRST_DEFAULT + i)), RT_ICON, SYSMET(CXSMICON), SYSMET(CYSMICON), LR_GLOBAL);
fSuccess &= !!h;
}
h = LoadIcoCur(NULL, (LPCWSTR)UIntToPtr((OIC_FIRST_DEFAULT + i)), RT_ICON, 0, 0, LR_SHARED | LR_GLOBAL);
fSuccess &= !!h;
}
for (i = 0; i < COCR_CONFIGURABLE; i++) {
h = LoadIcoCur(NULL, (LPCWSTR)UIntToPtr((OCR_FIRST_DEFAULT + i)), RT_CURSOR, 0, 0, LR_SHARED | LR_GLOBAL);
fSuccess &= !!h;
}
if (!fSuccess) {
RIPMSG0(RIP_WARNING, "LoadCursorsAndIcons failed to load cursors");
}
/*
* Now go to the kernel and fixup the IDs from DEFAULT values
* to standard values.
*/
NtUserCallNoParam(SFI__LOADCURSORSANDICONS);
return fSuccess;
}
/*
* NOTE -- the class names must stay in the RegisterClass exactly as they are, since
* MS-TEST assumes these names exist as strings.
*/
BOOL RW_RegisterControls(VOID)
/*
* Register the control classes. This function must be called for each client process.
* History:
* ??-??-?? DarrinM Ported.
* ??-??-?? MikeKe Moved here from server.
*/
{
int i;
WNDCLASSEX wndcls;
BOOL fSuccess = TRUE;
static CONST struct {
UINT style;
WNDPROC lpfnWndProcW;
int cbWndExtra;
LPCTSTR lpszCursor;
HBRUSH hbrBackground;
LPCTSTR lpszClassName;
WORD fnid;
} rc[] = {
{CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW,
ButtonWndProcW,
sizeof(BUTNWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"Button",
FNID_BUTTON
},
{CS_GLOBALCLASS | CS_DBLCLKS | CS_PARENTDC | CS_VREDRAW | CS_HREDRAW,
ComboBoxWndProcW,
sizeof(COMBOWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"ComboBox",
FNID_COMBOBOX
},
{CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS,
ComboListBoxWndProcW,
sizeof(LBWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"ComboLBox",
FNID_COMBOLISTBOX
},
{CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS,
DefDlgProcW,
DLGWINDOWEXTRA,
IDC_ARROW,
NULL,
DIALOGCLASS,
FNID_DIALOG
},
{CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
EditWndProcW,
max((sizeof(EDITWND) - sizeof(WND)), CBEDITEXTRA),
IDC_IBEAM,
NULL,
L"Edit",
FNID_EDIT
},
{CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
ListBoxWndProcW,
sizeof(LBWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"ListBox",
FNID_LISTBOX
},
{CS_GLOBALCLASS,
MDIClientWndProcW,
sizeof(MDIWND) - sizeof(WND),
IDC_ARROW,
(HBRUSH)(COLOR_APPWORKSPACE + 1),
L"MDIClient",
FNID_MDICLIENT
},
{CS_GLOBALCLASS,
ImeWndProcW,
sizeof(IMEWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"IME",
FNID_IME
},
{CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
StaticWndProcW,
sizeof(STATWND) - sizeof(WND),
IDC_ARROW,
NULL,
L"Static",
FNID_STATIC
}
};
/*
* Classes are registered via the table.
*/
RtlZeroMemory(&wndcls, sizeof(wndcls));
wndcls.cbSize = sizeof(wndcls);
wndcls.hInstance = hmodUser;
for (i = 0; i < (sizeof(rc) / sizeof(rc[0])); i++) {
wndcls.style = rc[i].style;
wndcls.lpfnWndProc = rc[i].lpfnWndProcW;
wndcls.cbWndExtra = rc[i].cbWndExtra;
wndcls.hCursor = LoadCursor(NULL, rc[i].lpszCursor);
wndcls.hbrBackground = rc[i].hbrBackground;
wndcls.lpszClassName = rc[i].lpszClassName;
fSuccess &= !!RegisterClassExWOWW(&wndcls, NULL, rc[i].fnid);
}
if (!fSuccess) {
RIPMSG0(RIP_WARNING, "RW_RegisterControls failed to register classes");
}
return fSuccess;
}
BOOL RW_RegisterDDEML(VOID)
/*
* Register all the DDEML classes
* History:
* 01-Dec-1991 Sanfords Created.
*/
{
WNDCLASSEXA wndclsa;
WNDCLASSEXW wndclsw;
BOOL fSuccess = TRUE;
RtlZeroMemory(&wndclsw, sizeof(wndclsw));
wndclsw.cbSize = sizeof(wndclsw);
wndclsw.lpfnWndProc = DDEMLMotherWndProc;
wndclsw.cbWndExtra = sizeof(PCL_INSTANCE_INFO);
wndclsw.hInstance = hmodUser;
wndclsw.lpszClassName = L"DDEMLMom";
fSuccess &= !!RegisterClassExWOWW(&wndclsw, NULL, FNID_DDE_BIT);
RtlZeroMemory(&wndclsa, sizeof(wndclsa));
wndclsa.cbSize = sizeof(wndclsa);
wndclsa.lpfnWndProc = DDEMLClientWndProc;
wndclsa.cbWndExtra =
sizeof(PCL_CONV_INFO) + // GWL_PCI
sizeof(CONVCONTEXT) + // GWL_CONVCONTEXT
sizeof(LONG) + // GWL_CONVSTATE
sizeof(HANDLE) + // GWL_CHINST
sizeof(HANDLE); // GWL_SHINST
wndclsa.hInstance = hmodUser;
wndclsa.lpszClassName = "DDEMLAnsiClient";
fSuccess &= !!RegisterClassExWOWA(&wndclsa, NULL, FNID_DDE_BIT);
wndclsw.cbSize = sizeof(wndclsw);
wndclsw.lpfnWndProc = DDEMLClientWndProc;
wndclsw.cbWndExtra =
sizeof(PCL_CONV_INFO) + // GWL_PCI
sizeof(CONVCONTEXT) + // GWL_CONVCONTEXT
sizeof(LONG) + // GWL_CONVSTATE
sizeof(HANDLE) + // GWL_CHINST
sizeof(HANDLE); // GWL_SHINST
wndclsw.hInstance = hmodUser;
wndclsw.lpszClassName = L"DDEMLUnicodeClient";
fSuccess &= !!RegisterClassExWOWW(&wndclsw, NULL, FNID_DDE_BIT);
wndclsa.cbSize = sizeof(wndclsa);
wndclsa.lpfnWndProc = DDEMLServerWndProc;
wndclsa.cbWndExtra = sizeof(PSVR_CONV_INFO);// GWL_PSI
wndclsa.hInstance = hmodUser;
wndclsa.lpszClassName = "DDEMLAnsiServer";
fSuccess &= !!RegisterClassExWOWA(&wndclsa, NULL, FNID_DDE_BIT);
wndclsw.cbSize = sizeof(wndclsw);
wndclsw.lpfnWndProc = DDEMLServerWndProc;
wndclsw.cbWndExtra = sizeof(PSVR_CONV_INFO);// GWL_PSI
wndclsw.hInstance = hmodUser;
wndclsw.lpszClassName = L"DDEMLUnicodeServer";
fSuccess &= !!RegisterClassExWOWW(&wndclsw, NULL, FNID_DDE_BIT);
if (!fSuccess) {
RIPMSG0(RIP_WARNING, "RW_RegisterDDEML failed to register classes");
}
return fSuccess;
}
LPSTR GetBadAppCmdLine(IN LPCWSTR lpApplicationName)
/*
* This routine checks if the app specified by 'lpApplicationName' needs patching.
* Arguments:
* lpApplicationName - contains the full path and application name for the binary that needs to be identified for patching
* Return Value:
* Returns a pointer to the command line for the patch DLL.
* NOTE: The caller needs to free the pointer returned by this function
* History:
* 27-Jul-1998 clupu Created.
*/
{
#define DLLPATCH_NAME L"DllPatch"
UNICODE_STRING strKeyPath;
UNICODE_STRING strDllPatchName;
OBJECT_ATTRIBUTES objA;
WCHAR strBuffer[256];
WCHAR strDllPatch[64];
WCHAR strName[32];
HANDLE hkey;
NTSTATUS Status;
WCHAR* lpShortName;
BADAPP_DATA badAppData;
BADAPP_PROP badAppProp;
ULONG iValue, cbSize, cbCrtSize;
LPSTR pszCmdLine = NULL;
BOOL bRet;
PKEY_VALUE_FULL_INFORMATION pKeyValueInformation;
#if DBG
/*
* Assert that there is at least one path separator
*/
lpShortName = (LPWSTR)lpApplicationName;
while (*lpShortName != 0) {
if (*lpShortName == OBJ_NAME_PATH_SEPARATOR) {
break;
}
lpShortName++;
}
UserAssert(*lpShortName == OBJ_NAME_PATH_SEPARATOR);
#endif // DBG
/*
* Get the short name of the file
*/
lpShortName = (WCHAR*)lpApplicationName + wcslen(lpApplicationName) - 1;
while (*lpShortName != OBJ_NAME_PATH_SEPARATOR) {
lpShortName--;
}
/*
* Prepare the registry key
*/
wcscpy(strBuffer, L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Session Manager\\AppCompatibility");
wcscat(strBuffer, lpShortName);
RtlInitUnicodeString(&strKeyPath, strBuffer);
InitializeObjectAttributes(&objA, &strKeyPath, OBJ_CASE_INSENSITIVE, NULL, NULL);
Status = NtOpenKey(&hkey, GENERIC_READ, &objA);
if (!NT_SUCCESS(Status)) {
return NULL;
}
/*
* Now verify that this is the actual version of the app
*/
pKeyValueInformation = NULL;
cbCrtSize = 0;
badAppProp.Size = sizeof(BADAPP_PROP);
badAppData.Size = sizeof(BADAPP_DATA);
badAppData.FilePath = (LPCWSTR)lpApplicationName;
/*
* Presume innocent
*/
bRet = FALSE;
for (iValue = 0; ; iValue++) {
Status = NtEnumerateValueKey(hkey, iValue, KeyValueFullInformation, pKeyValueInformation, cbCrtSize, &cbSize);
if (Status == STATUS_NO_MORE_ENTRIES) {
break;
}
if (Status == STATUS_BUFFER_TOO_SMALL || Status == STATUS_BUFFER_OVERFLOW) {
if (pKeyValueInformation != NULL) {
RtlFreeHeap(RtlProcessHeap(), 0, pKeyValueInformation);
}
pKeyValueInformation = RtlAllocateHeap(RtlProcessHeap(), 0, cbSize);
if (pKeyValueInformation == NULL) {
/*
* Print some memory allocation error message
*/
TAGMSG0(DBGTAG_Shim, "Memory allocation error");
break;
}
cbCrtSize = cbSize;
/*
* Enumerate the key again. This time it should have a big enough buffer.
*/
Status = NtEnumerateValueKey(hkey, iValue, KeyValueFullInformation, pKeyValueInformation, cbCrtSize, &cbSize);
UserAssert(!NT_SUCCESS(Status) || (cbCrtSize == cbSize));
}
if (NT_SUCCESS(Status) && pKeyValueInformation->Type == REG_BINARY) {
RtlCopyMemory(strName, pKeyValueInformation->Name, pKeyValueInformation->NameLength);
strName[pKeyValueInformation->NameLength / sizeof(WCHAR)] = 0;
badAppData.Blob = (PBYTE)pKeyValueInformation + pKeyValueInformation->DataOffset;
badAppData.BlobSize = pKeyValueInformation->DataLength;
if (SHIsBadApp(&badAppData, &badAppProp)) {
TAGMSG0(DBGTAG_Shim, "SHIsBadApp returned TRUE");
bRet = TRUE;
break;
} else {
TAGMSG0(DBGTAG_Shim, "SHIsBadApp returned FALSE");
}
} else {
if (!NT_SUCCESS(Status)) {
TAGMSG1(DBGTAG_Shim, "failed reading key. Status 0x%x", Status);
}
}
}
if (pKeyValueInformation != NULL) {
RtlFreeHeap(RtlProcessHeap(), 0, pKeyValueInformation);
pKeyValueInformation = NULL;
}
if (bRet) {
/*
* Read the REG_SZ for 'DllPatch-name'
*/
wsprintf(strDllPatch, L"%ws-%ws", DLLPATCH_NAME, strName);
RtlInitUnicodeString(&strDllPatchName, strDllPatch);
Status = NtQueryValueKey(hkey, &strDllPatchName, KeyValueFullInformation, NULL, 0, &cbSize);
if (Status == STATUS_BUFFER_TOO_SMALL || Status == STATUS_BUFFER_OVERFLOW) {
LPWSTR pwszCmdLine;
pKeyValueInformation = RtlAllocateHeap(RtlProcessHeap(), 0, cbSize);
if (pKeyValueInformation == NULL) {
/*
* Print some memory allocation error message
*/
TAGMSG0(DBGTAG_Shim, "Memory allocation error");
goto Exit;
}
Status = NtQueryValueKey(hkey, &strDllPatchName, KeyValueFullInformation, pKeyValueInformation, cbSize, &cbCrtSize);
/*
* Bail out if this is not of the type we expect
*/
if (!NT_SUCCESS(Status) || pKeyValueInformation->Type != REG_SZ) {
TAGMSG1(DBGTAG_Shim, "The key '%s' is not of REG_SZ type", strDllPatch);
goto Exit;
}
pwszCmdLine = (PWCHAR)((PBYTE)pKeyValueInformation + pKeyValueInformation->DataOffset + pKeyValueInformation->DataLength);
/*
* NULL terminate the string
*/
*(pwszCmdLine - 1) = 0;
pwszCmdLine = (LPWSTR)((PBYTE)pKeyValueInformation + pKeyValueInformation->DataOffset);
TAGMSG2(DBGTAG_Shim, "The app '%ws' has a patch DLL '%ws'", lpApplicationName, pwszCmdLine);
cbSize = wcslen(pwszCmdLine);
pszCmdLine = RtlAllocateHeap(RtlProcessHeap(), 0, cbSize + 1);
if (pszCmdLine == NULL) {
TAGMSG0(DBGTAG_Shim, "Memory allocation error");
goto Exit;
}
WideCharToMultiByte(CP_OEMCP, 0, pwszCmdLine, cbSize + 1, pszCmdLine, cbSize + 1, (LPSTR)NULL, (LPBOOL)NULL);
}
}
Exit:
NtClose(hkey);
return pszCmdLine;
}
typedef BOOL(*PFNLOADPATCHDLL)(LPSTR pwszPatchDll);
BOOL CheckBadApp(VOID)
/*
* History:
* 27-Jul-1998 clupu Created.
*/
{
WCHAR wszAppName[MAX_PATH];
PFNLOADPATCHDLL pfnLoadPatchDll;
LPSTR pszCmdLine;
BOOL bRet;
DWORD dwSize;
HMODULE hMod;
dwSize = GetModuleFileNameW(NULL, wszAppName, MAX_PATH);
UserAssert(dwSize > 0);
pszCmdLine = GetBadAppCmdLine(wszAppName);
if (pszCmdLine == NULL) {
return TRUE;
}
if (_stricmp(pszCmdLine, "disable") == 0) {
return FALSE;
}
hMod = LoadLibraryW(gwszShimDll);
if (hMod == NULL) {
RIPMSG0(RIP_WARNING, "Couldn't load SHIM.DLL");
goto Exit;
}
pfnLoadPatchDll = (PFNLOADPATCHDLL)GetProcAddress(hMod, gszLoadPathDll);
if (pfnLoadPatchDll == NULL) {
RIPMSG1(RIP_WARNING, "Couldn't find '%s' in SHIM.DLL", gszLoadPathDll);
FreeLibrary(hMod);
goto Exit;
}
bRet = (*pfnLoadPatchDll)(pszCmdLine);
UserAssert(bRet);
Exit:
RtlFreeHeap(RtlProcessHeap(), 0, pszCmdLine);
return TRUE;
}
VOID LoadAppDlls(VOID)
/*
* History:
* 10-Apr-1992 sanfords Birthed.
*/
{
extern BOOL gfLogonProcess;
UNICODE_STRING UnicodeString;
OBJECT_ATTRIBUTES ObjA;
HKEY hKeyWindows;
NTSTATUS Status;
DWORD cbSize;
struct {
KEY_VALUE_PARTIAL_INFORMATION KeyInfo;
WCHAR awch[24];
} KeyFile;
PKEY_VALUE_PARTIAL_INFORMATION lpKeyFile = (PKEY_VALUE_PARTIAL_INFORMATION)&KeyFile;
DWORD cbSizeCurrent = sizeof(KeyFile);
BOOL bAlloc = FALSE;
if (gfLogonProcess || gfServerProcess) {
/*
* Don't let the logon process load appdlls because if the dll sets any hooks or creates any windows, the logon process
* will fail SetThreadDesktop(). This hack fixes that. (SAS)
*/
return;
}
/*
* If the image is an NT Native image, we are running in the context of the server.
*/
if (RtlImageNtHeader(NtCurrentPeb()->ImageBaseAddress)->
OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_NATIVE) {
return;
}
RtlInitUnicodeString(&UnicodeString, pwszWindowsKey);
InitializeObjectAttributes(&ObjA, &UnicodeString, OBJ_CASE_INSENSITIVE, NULL, NULL);
Status = NtOpenKey(&hKeyWindows, KEY_READ, &ObjA);
if (!NT_SUCCESS(Status))
return;
/*
* Read the "AppInit_Dlls" value.
*/
RtlInitUnicodeString(&UnicodeString, szAppInit);
while (TRUE) {
Status = NtQueryValueKey(hKeyWindows, &UnicodeString, KeyValuePartialInformation, lpKeyFile, cbSizeCurrent, &cbSize);
if (Status == STATUS_BUFFER_OVERFLOW) {
if (bAlloc) {
UserGlobalFree(lpKeyFile);
}
lpKeyFile = GlobalAlloc(LPTR, cbSize);
if (!lpKeyFile) {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "LoadAppDlls failed");
NtClose(hKeyWindows);
return;
}
bAlloc = TRUE;
cbSizeCurrent = cbSize;
continue;
}
break;
}
if (NT_SUCCESS(Status)) {
LPWSTR pszSrc;
LPWSTR pszDst;
LPWSTR pszBase;
WCHAR ch;
/*
* Process the DLL data.
*/
pszBase = pszDst = pszSrc = (LPWSTR)lpKeyFile->Data;
while (*pszSrc != TEXT('\0')) {
while (*pszSrc == TEXT(' ') || *pszSrc == TEXT(','))
pszSrc++;
if (*pszSrc == TEXT('\0'))
break;
while (*pszSrc != TEXT(',') && *pszSrc != TEXT('\0') && *pszSrc != TEXT(' ')) {
*pszDst++ = *pszSrc++;
}
ch = *pszSrc; // get it here cuz its being done in-place.
*pszDst++ = TEXT('\0'); // '\0' is dll name delimiter
LoadLibrary(pszBase);
pszBase = pszDst;
pszSrc++;
if (ch == TEXT('\0'))
break;
}
}
if (bAlloc) {
UserGlobalFree(lpKeyFile);
}
NtClose(hKeyWindows);
}
VOID InitOemXlateTables()
{
char ach[NCHARS];
WCHAR awch[NCHARS];
WCHAR awchCtrl[NCTRLS];
INT i;
INT cch;
char OemToAnsi[NCHARS];
char AnsiToOem[NCHARS];
for (i = 0; i < NCHARS; i++) {
ach[i] = (char)i;
}
/*
* First generate pAnsiToOem table.
*/
if (GetOEMCP() == GetACP()) {
/*
* For far east code pages using MultiByteToWideChar below
* won't work. Conveniently for these code pages the OEM
* CP equals the ANSI codepage making it trivial to compute
* pOemToAnsi and pAnsiToOem arrays
*/
RtlCopyMemory(OemToAnsi, ach, NCHARS);
RtlCopyMemory(AnsiToOem, ach, NCHARS);
} else {
cch = MultiByteToWideChar(CP_ACP, // ANSI -> Unicode
MB_PRECOMPOSED,// map to precomposed
ach, NCHARS, // source & length
awch, NCHARS); // destination & length
UserAssert(cch == NCHARS);
WideCharToMultiByte(CP_OEMCP, // Unicode -> OEM
0, // gives best visual match
awch, NCHARS, // source & length
AnsiToOem, NCHARS,// dest & max poss. length
"_", // default char
NULL); // (don't care whether defaulted)
/*
* Now generate pOemToAnsi table.
*/
cch = MultiByteToWideChar(CP_OEMCP, // OEM -> Unicode
MB_PRECOMPOSED | MB_USEGLYPHCHARS,// visual map to precomposed
ach, NCHARS, // source & length
awch, NCHARS); // destination
UserAssert(cch == NCHARS);
/*
* Now patch special cases for Win3.1 compatibility
* 0x07 BULLET (glyph 0x2022) must become 0x0007 BELL
* 0x0F WHITE STAR WITH SUN (glyph 0x263C) must become 0x00A4 CURRENCY SIGN
* 0x7F HOUSE (glyph 0x2302) must become 0x007f DELETE
*/
awch[0x07] = 0x0007;
awch[0x0F] = 0x00a4;
awch[0x7f] = 0x007f;
WideCharToMultiByte(CP_ACP, // Unicode -> ANSI
0, // gives best visual match
awch, NCHARS, // source & length
OemToAnsi, NCHARS,// dest & max poss. length
"_", // default char
NULL); // (don't care whether defaulted)
/*
* Now for all OEM chars < 0x20 (control chars), test whether the glyph
* we have is really in CP_ACP or not. If not, then restore the
* original control character. Note: 0x00 remains 0x00.
*/
MultiByteToWideChar(CP_ACP, 0, OemToAnsi, NCTRLS, awchCtrl, NCTRLS);
for (i = 1; i < NCTRLS; i++) {
if (awchCtrl[i] != awch[i]) {
OemToAnsi[i] = (char)i;
}
}
}
NtUserCallTwoParam((ULONG_PTR)OemToAnsi, (ULONG_PTR)AnsiToOem, SFI_INITANSIOEM);
}
const PFNCLIENT pfnClientA = {
(KPROC)ScrollBarWndProcA,
(KPROC)DefWindowProcA,
(KPROC)MenuWndProcA,
(KPROC)DesktopWndProcA,
(KPROC)DefWindowProcA,
(KPROC)ButtonWndProcA,
(KPROC)ComboBoxWndProcA,
(KPROC)ComboListBoxWndProcA,
(KPROC)DefDlgProcA,
(KPROC)EditWndProcA,
(KPROC)ListBoxWndProcA,
(KPROC)MDIClientWndProcA,
(KPROC)StaticWndProcA,
(KPROC)ImeWndProcA,
(KPROC)fnHkINLPCWPSTRUCTA,
(KPROC)fnHkINLPCWPRETSTRUCTA,
(KPROC)DispatchHookA,
(KPROC)DispatchClientMessage,
(KPROC)MB_DlgProcA,
(KPROC)MDIActivateDlgProcA};
const PFNCLIENT pfnClientW = {
(KPROC)ScrollBarWndProcW,
(KPROC)DefWindowProcW,
(KPROC)MenuWndProcW,
(KPROC)DesktopWndProcW,
(KPROC)DefWindowProcW,
(KPROC)ButtonWndProcW,
(KPROC)ComboBoxWndProcW,
(KPROC)ComboListBoxWndProcW,
(KPROC)DefDlgProcW,
(KPROC)EditWndProcW,
(KPROC)ListBoxWndProcW,
(KPROC)MDIClientWndProcW,
(KPROC)StaticWndProcW,
(KPROC)ImeWndProcW,
(KPROC)fnHkINLPCWPSTRUCTW,
(KPROC)fnHkINLPCWPRETSTRUCTW,
(KPROC)DispatchHookW,
(KPROC)DispatchClientMessage,
(KPROC)MB_DlgProcW,
(KPROC)MDIActivateDlgProcW};
const PFNCLIENTWORKER pfnClientWorker = {
(KPROC)ButtonWndProcWorker,
(KPROC)ComboBoxWndProcWorker,
(KPROC)ListBoxWndProcWorker,
(KPROC)DefDlgProcWorker,
(KPROC)EditWndProcWorker,
(KPROC)ListBoxWndProcWorker,
(KPROC)MDIClientWndProcWorker,
(KPROC)StaticWndProcWorker,
(KPROC)ImeWndProcWorker};
BOOL ClientThreadSetup(VOID)
{
PCLIENTINFO pci;
BOOL fFirstThread;
DWORD ConnectState;
#ifdef TRACE_THREAD_INIT
KdPrint(("USER32: ClientThreadSetup (pteb: %#p)\n", NtCurrentTeb()));
#endif
/*
* BUG 268642: Only the first thread calls GdiProcessSetup but all the other
* threads must wait until the setup for GDI is finished.
* We can safely use gcsAccelCache critical section to protect this (even though the name is not intuitive at all)
*/
RtlEnterCriticalSection(&gcsAccelCache);
fFirstThread = gfFirstThread;
/*
* setup GDI before continuing
*/
if (fFirstThread) {
gfFirstThread = FALSE;
GdiProcessSetup();
}
RtlLeaveCriticalSection(&gcsAccelCache);
/*
* We've already checked to see if we need to connect
* (i.e. NtCurrentTeb()->Win32ThreadInfo == NULL) This routine
* just does the connecting. If we've already been through here
* once, don't do it again.
*/
pci = GetClientInfo();
if (pci->CI_flags & CI_INITIALIZED) {
RIPMSG0(RIP_ERROR, "Already initialized!");
return FALSE;
}
/*
* Create the queue info and thread info. Only once for this process do
* we pass client side addresses to the server (for server callbacks).
*/
if (gfServerProcess && fFirstThread) {
USERCONNECT userconnect;
NTSTATUS Status;
/*
* We know that the shared info is now available in the kernel.
* Map it into the server process.
*/
userconnect.ulVersion = USERCURRENTVERSION;
userconnect.dwDispatchCount = gDispatchTableValues;
Status = NtUserProcessConnect(NtCurrentProcess(), &userconnect, sizeof(USERCONNECT));
if (!NT_SUCCESS(Status))
return FALSE;
gSharedInfo = userconnect.siClient;
gpsi = gSharedInfo.psi;
UserAssert(gpsi);
UserAssert(pfnClientA.pfnScrollBarWndProc == (KPROC)ScrollBarWndProcA);
UserAssert(pfnClientA.pfnTitleWndProc == (KPROC)DefWindowProcA);
UserAssert(pfnClientA.pfnMenuWndProc == (KPROC)MenuWndProcA);
UserAssert(pfnClientA.pfnDesktopWndProc == (KPROC)DesktopWndProcA);
UserAssert(pfnClientA.pfnDefWindowProc == (KPROC)DefWindowProcA);
UserAssert(pfnClientA.pfnHkINLPCWPSTRUCT == (KPROC)fnHkINLPCWPSTRUCTA);
UserAssert(pfnClientA.pfnHkINLPCWPRETSTRUCT == (KPROC)fnHkINLPCWPRETSTRUCTA);
UserAssert(pfnClientA.pfnButtonWndProc == (KPROC)ButtonWndProcA);
UserAssert(pfnClientA.pfnComboBoxWndProc == (KPROC)ComboBoxWndProcA);
UserAssert(pfnClientA.pfnComboListBoxProc == (KPROC)ComboListBoxWndProcA);
UserAssert(pfnClientA.pfnDialogWndProc == (KPROC)DefDlgProcA);
UserAssert(pfnClientA.pfnEditWndProc == (KPROC)EditWndProcA);
UserAssert(pfnClientA.pfnListBoxWndProc == (KPROC)ListBoxWndProcA);
UserAssert(pfnClientA.pfnMB_DlgProc == (KPROC)MB_DlgProcA);
UserAssert(pfnClientA.pfnMDIActivateDlgProc == (KPROC)MDIActivateDlgProcA);
UserAssert(pfnClientA.pfnMDIClientWndProc == (KPROC)MDIClientWndProcA);
UserAssert(pfnClientA.pfnStaticWndProc == (KPROC)StaticWndProcA);
UserAssert(pfnClientA.pfnDispatchHook == (KPROC)DispatchHookA);
UserAssert(pfnClientA.pfnDispatchMessage == (KPROC)DispatchClientMessage);
UserAssert(pfnClientA.pfnImeWndProc == (KPROC)ImeWndProcA);
UserAssert(pfnClientW.pfnScrollBarWndProc == (KPROC)ScrollBarWndProcW);
UserAssert(pfnClientW.pfnTitleWndProc == (KPROC)DefWindowProcW);
UserAssert(pfnClientW.pfnMenuWndProc == (KPROC)MenuWndProcW);
UserAssert(pfnClientW.pfnDesktopWndProc == (KPROC)DesktopWndProcW);
UserAssert(pfnClientW.pfnDefWindowProc == (KPROC)DefWindowProcW);
UserAssert(pfnClientW.pfnHkINLPCWPSTRUCT == (KPROC)fnHkINLPCWPSTRUCTW);
UserAssert(pfnClientW.pfnHkINLPCWPRETSTRUCT == (KPROC)fnHkINLPCWPRETSTRUCTW);
UserAssert(pfnClientW.pfnButtonWndProc == (KPROC)ButtonWndProcW);
UserAssert(pfnClientW.pfnComboBoxWndProc == (KPROC)ComboBoxWndProcW);
UserAssert(pfnClientW.pfnComboListBoxProc == (KPROC)ComboListBoxWndProcW);
UserAssert(pfnClientW.pfnDialogWndProc == (KPROC)DefDlgProcW);
UserAssert(pfnClientW.pfnEditWndProc == (KPROC)EditWndProcW);
UserAssert(pfnClientW.pfnListBoxWndProc == (KPROC)ListBoxWndProcW);
UserAssert(pfnClientW.pfnMB_DlgProc == (KPROC)MB_DlgProcW);
UserAssert(pfnClientW.pfnMDIActivateDlgProc == (KPROC)MDIActivateDlgProcW);
UserAssert(pfnClientW.pfnMDIClientWndProc == (KPROC)MDIClientWndProcW);
UserAssert(pfnClientW.pfnStaticWndProc == (KPROC)StaticWndProcW);
UserAssert(pfnClientW.pfnDispatchHook == (KPROC)DispatchHookW);
UserAssert(pfnClientW.pfnDispatchMessage == (KPROC)DispatchClientMessage);
UserAssert(pfnClientW.pfnImeWndProc == (KPROC)ImeWndProcW);
UserAssert(pfnClientWorker.pfnButtonWndProc == (KPROC)ButtonWndProcWorker);
UserAssert(pfnClientWorker.pfnComboBoxWndProc == (KPROC)ComboBoxWndProcWorker);
UserAssert(pfnClientWorker.pfnComboListBoxProc == (KPROC)ListBoxWndProcWorker);
UserAssert(pfnClientWorker.pfnDialogWndProc == (KPROC)DefDlgProcWorker);
UserAssert(pfnClientWorker.pfnEditWndProc == (KPROC)EditWndProcWorker);
UserAssert(pfnClientWorker.pfnListBoxWndProc == (KPROC)ListBoxWndProcWorker);
UserAssert(pfnClientWorker.pfnMDIClientWndProc == (KPROC)MDIClientWndProcWorker);
UserAssert(pfnClientWorker.pfnStaticWndProc == (KPROC)StaticWndProcWorker);
UserAssert(pfnClientWorker.pfnImeWndProc == (KPROC)ImeWndProcWorker);
#if DBG
{
PULONG_PTR pdw;
/*
* Make sure that everyone got initialized
*/
for (pdw = (PULONG_PTR)&pfnClientA; (ULONG_PTR)pdw < (ULONG_PTR)(&pfnClientA) + sizeof(pfnClientA); pdw++) {
UserAssert(*pdw);
}
for (pdw = (PULONG_PTR)&pfnClientW; (ULONG_PTR)pdw < (ULONG_PTR)(&pfnClientW) + sizeof(pfnClientW); pdw++) {
UserAssert(*pdw);
}
}
#endif
#if DBG
{
extern CONST INT gcapfnScSendMessage;
BOOLEAN apfnCheckMessage[64];
int i;
/*
* Do some verification of the message table. Since we only have
* 6 bits to store the function index, the function table can have at most 64 entries.
* Also verify that none of the indexes point past the end of the table and that all the function entries are used.
*/
UserAssert(gcapfnScSendMessage <= 64);
RtlZeroMemory(apfnCheckMessage, sizeof(apfnCheckMessage));
for (i = 0; i < WM_USER; i++) {
UserAssert(MessageTable[i].iFunction < gcapfnScSendMessage);
apfnCheckMessage[MessageTable[i].iFunction] = TRUE;
}
for (i = 0; i < gcapfnScSendMessage; i++) {
UserAssert(apfnCheckMessage[i]);
}
}
#endif
}
/*
* Pass the function pointer arrays to the kernel.
* This also establishes the kernel state for the thread.
* If ClientThreadSetup is called from CsrConnectToUser this call will raise an exception if the thread cannot be converted to a gui thread.
* The exception is handled in CsrConnectToUser.
*/
#if DBG && !defined(BUILD_WOW6432)
/*
* On debug systems, go to the kernel for all processes to verify we're
* loading user32.dll at the right address.
*/
if (fFirstThread) {
#elif defined(BUILD_WOW6432)
/*
* On WOW64 allways register the client fns
*/
{
#else
if (gfServerProcess && fFirstThread) {
#endif
if (!NT_SUCCESS(NtUserInitializeClientPfnArrays(&pfnClientA, &pfnClientW, &pfnClientWorker, hmodUser))) {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "NtUserInitializeClientPfnArrays failed");
return FALSE;
}
}
/*
* Mark this thread as being initialized. If the connection to
* the server fails, NtCurrentTeb()->Win32ThreadInfo will remain NULL.
*/
pci->CI_flags |= CI_INITIALIZED;
/*
* Some initialization only has to occur once per process
*/
if (fFirstThread) {
ConnectState = (DWORD)NtUserCallNoParam(SFI_REMOTECONNECTSTATE);
/*
* Winstation Winlogon and CSR must do graphics initialization after the connect.
*/
if (ConnectState != CTX_W32_CONNECT_STATE_IDLE) {
if ((ghdcBits2 = CreateCompatibleDC(NULL)) == NULL) {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "ghdcBits2 creation failed");
return FALSE;
}
/*
* Get things we need from Gdi.
*/
if (ghbrWhite == NULL)
ghbrWhite = GetStockObject(WHITE_BRUSH);
if (ghbrBlack == NULL)
ghbrBlack = GetStockObject(BLACK_BRUSH);
InitClientDrawing();
}
gfSystemInitialized = NtUserGetThreadDesktop(GetCurrentThreadId(), NULL) != NULL;
/*
* If an lpk is loaded for this process notify the kernel
*/
if (gdwLpkEntryPoints) {
NtUserCallOneParam(gdwLpkEntryPoints, SFI_REGISTERLPK);
}
if (gfServerProcess || (GetClientInfo()->pDeskInfo == NULL)) {
/*
* Perform any server initialization.
*/
UserAssert(gpsi);
if (pdiLocal = LocalAlloc(LPTR, sizeof(DESKTOPINFO))) {
GetClientInfo()->pDeskInfo = pdiLocal;
} else {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "pdiLocal creation failed");
return FALSE;
}
}
if (gfServerProcess) {
/*
* Winstation Winlogon and CSR must do graphics initialization after the connect.
*/
if (ConnectState != CTX_W32_CONNECT_STATE_IDLE) {
if (!LoadCursorsAndIcons()) {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "LoadCursorsAndIcons failed");
return FALSE;
}
}
InitOemXlateTables();
}
if (!CheckBadApp()) {
RIPERR0(ERROR_OUTOFMEMORY, RIP_WARNING, "Don't start app for server appliance");
return FALSE;
}
LoadAppDlls();//加载那个注册表配置下的所有的DLL。
} else if (gfServerProcess) {
GetClientInfo()->pDeskInfo = pdiLocal;
}
/*
* Kernel sets CI_REGISTERCLASSES when appropriate (i.e. always
* for the first thread and for other threads if the last GUI thread for a process has exited) except for the CSR proces.
* For the CSR process, you must register the classes on the first thread anyways.
*/
if (fFirstThread || (pci->CI_flags & CI_REGISTERCLASSES)) {
/*
* If it's the first thread we already made it to the kernel
* to get the ConnectState...
*/
if (!fFirstThread) {
ConnectState = (DWORD)NtUserCallNoParam(SFI_REMOTECONNECTSTATE);
}
if (ConnectState != CTX_W32_CONNECT_STATE_IDLE) {
/*
* Register the control classes.
*/
RW_RegisterControls();
RW_RegisterDDEML();
}
}
return TRUE;
}
HLOCAL WINAPI DispatchLocalAlloc(UINT uFlags, UINT uBytes, HANDLE hInstance)
/*
* Dispatch routines.
*/
{
UNREFERENCED_PARAMETER(hInstance);
return LocalAlloc(uFlags, uBytes);
}
HLOCAL WINAPI DispatchLocalReAlloc(HLOCAL hMem, UINT uBytes, UINT uFlags, HANDLE hInstance, PVOID * ppv)
{
UNREFERENCED_PARAMETER(hInstance);
UNREFERENCED_PARAMETER(ppv);
return LocalReAlloc(hMem, uBytes, uFlags);
}
LPVOID WINAPI DispatchLocalLock(HLOCAL hMem, HANDLE hInstance)
{
UNREFERENCED_PARAMETER(hInstance);
return LocalLock(hMem);
}
BOOL WINAPI DispatchLocalUnlock(HLOCAL hMem, HANDLE hInstance)
{
UNREFERENCED_PARAMETER(hInstance);
return LocalUnlock(hMem);
}
UINT WINAPI DispatchLocalSize(HLOCAL hMem, HANDLE hInstance)
{
UNREFERENCED_PARAMETER(hInstance);
return (UINT)LocalSize(hMem);
}
HLOCAL WINAPI DispatchLocalFree(HLOCAL hMem, HANDLE hInstance)
{
UNREFERENCED_PARAMETER(hInstance);
return LocalFree(hMem);
}
PVOID UserRtlAllocMem(ULONG uBytes)
/*
* Allocation routines for RTL functions.
*/
{
return UserLocalAlloc(HEAP_ZERO_MEMORY, uBytes);
}
VOID UserRtlFreeMem(PVOID pMem)
{
UserLocalFree(pMem);
}
VOID UserRtlRaiseStatus(NTSTATUS Status)
{
RtlRaiseStatus(Status);
}
BOOL InitClientDrawing(VOID)
/*
* History:
* 20-Aug-1992 mikeke Created
*/
{
static CONST WORD patGray[8] = {0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa};
BOOL fSuccess = TRUE;
HBITMAP hbmGray = CreateBitmap(8, 8, 1, 1, (LPBYTE)patGray);;
fSuccess &= !!hbmGray;
/*
* Create the global-objects for client drawing.
*/
ghbrWindowText = CreateSolidBrush(GetSysColor(COLOR_WINDOWTEXT));
fSuccess &= !!ghbrWindowText;
ghFontSys = GetStockObject(SYSTEM_FONT);
fSuccess &= !!ghFontSys;
ghdcGray = CreateCompatibleDC(NULL);
fSuccess &= !!ghdcGray;
if (!fSuccess) {
RIPMSG0(RIP_WARNING, "InitClientDrawing failed to allocate resources");
return FALSE;
}
/*
* Setup the gray surface.
*/
SelectObject(ghdcGray, hbmGray);
SelectObject(ghdcGray, ghFontSys);
SelectObject(ghdcGray, gpsi->hbrGray);
/*
* Setup the gray attributes.
*/
SetBkMode(ghdcGray, OPAQUE);
SetTextColor(ghdcGray, 0x00000000L);
SetBkColor(ghdcGray, 0x00FFFFFFL);
gcxGray = 8;
gcyGray = 8;
return TRUE;
}
VOID InitializeLpkHooks(CONST FARPROC * lpfpLpkHooks)
{
/*
* Called from GdiInitializeLanguagePack().
* Remember what entry points are supported.
* Pass the information to the kernel the first time this process connects in ClientThreadSetup().
*/
if (lpfpLpkHooks[LPK_TABBED_TEXT_OUT]) {
fpLpkTabbedTextOut = (FPLPKTABBEDTEXTOUT)lpfpLpkHooks[LPK_TABBED_TEXT_OUT];
gdwLpkEntryPoints |= (1 << LPK_TABBED_TEXT_OUT);
}
if (lpfpLpkHooks[LPK_PSM_TEXT_OUT]) {
fpLpkPSMTextOut = (FPLPKPSMTEXTOUT)lpfpLpkHooks[LPK_PSM_TEXT_OUT];
gdwLpkEntryPoints |= (1 << LPK_PSM_TEXT_OUT);
}
if (lpfpLpkHooks[LPK_DRAW_TEXT_EX]) {
fpLpkDrawTextEx = (FPLPKDRAWTEXTEX)lpfpLpkHooks[LPK_DRAW_TEXT_EX];
gdwLpkEntryPoints |= (1 << LPK_DRAW_TEXT_EX);
}
if (lpfpLpkHooks[LPK_EDIT_CONTROL]) {
fpLpkEditControl = (PLPKEDITCALLOUT)lpfpLpkHooks[LPK_EDIT_CONTROL];
gdwLpkEntryPoints |= (1 << LPK_EDIT_CONTROL);
}
}
BOOL CtxInitUser32(VOID)
/*
* Called by CreateWindowStation() and winsrv.dll DoConnect routine.
* Winstation Winlogon and CSR must do graphics initialization
* after the connect. This is because no video driver is loaded until then.
* This routine must contain everything that was skipped before.
* History:
* Dec-11-1997 clupu Ported from Citrix
*/
{
/*
* Only do once.
*/
if (ghdcBits2 != NULL || !ISREMOTESESSION())
return TRUE;
ghdcBits2 = CreateCompatibleDC(NULL);
if (ghdcBits2 == NULL) {
RIPMSG0(RIP_WARNING, "Could not allocate ghdcBits2");
return FALSE;
}
/*
* Get things we need from Gdi.
*/
if (ghbrWhite == NULL)
ghbrWhite = GetStockObject(WHITE_BRUSH);
if (ghbrBlack == NULL)
ghbrBlack = GetStockObject(BLACK_BRUSH);
UserAssert(ghbrWhite != NULL && ghbrBlack != NULL);
if (!InitClientDrawing()) {
RIPMSG0(RIP_WARNING, "InitClientDrawing failed");
return FALSE;
}
if (gfServerProcess) {
if (!LoadCursorsAndIcons()) {
RIPMSG0(RIP_WARNING, "LoadCursorsAndIcons failed");
return FALSE;
}
}
/*
* Register the control classes.
*/
if (!RW_RegisterControls())
return FALSE;
if (!RW_RegisterDDEML())
return FALSE;
return TRUE;
}
DWORD GetRipComponent(VOID)
{
return RIP_USER;
}
DWORD GetDbgTagFlags(int tag)
{
#if DEBUGTAGS
return (gpsi != NULL ? gpsi->adwDBGTAGFlags[tag] : 0);
#else
return 0;
UNREFERENCED_PARAMETER(tag);
#endif // DEBUGTAGS
}
DWORD GetRipPID(VOID)
{
return (gpsi != NULL ? gpsi->wRIPPID : 0);
}
DWORD GetRipFlags(VOID)
{
return (gpsi != NULL ? gpsi->wRIPFlags : RIPF_DEFAULT);
}
VOID SetRipFlags(DWORD dwRipFlags, DWORD dwRipPID)
{
NtUserSetRipFlags(dwRipFlags, dwRipPID);
}
VOID SetDbgTag(int tag, DWORD dwBitFlags)
{
NtUserSetDbgTag(tag, dwBitFlags);
}