Windows NT 4.0 source code leak
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/*++
Copyright (c) 1990 Microsoft Corporation
Module Name:
srvinit.c
Abstract:
This is the main initialization file for the console
Server.
Author:
Therese Stowell (thereses) 11-Nov-1990
Revision History:
--*/
#include "precomp.h"
#pragma hdrstop
#define _IN_WINCON_
// BUGBUG - BobDay - This will be changed later to read properties via property stream mechanism so this will become standard header file info
#include "..\..\..\..\windows\shell\shelldll\shlink.h"
#undef _IN_WINCON_
CONST PCSR_API_ROUTINE ConsoleServerApiDispatchTable[ ConsolepMaxApiNumber - ConsolepOpenConsole ] = {
(PCSR_API_ROUTINE)SrvOpenConsole,
(PCSR_API_ROUTINE)SrvGetConsoleInput,
(PCSR_API_ROUTINE)SrvWriteConsoleInput,
(PCSR_API_ROUTINE)SrvReadConsoleOutput,
(PCSR_API_ROUTINE)SrvWriteConsoleOutput,
(PCSR_API_ROUTINE)SrvReadConsoleOutputString,
(PCSR_API_ROUTINE)SrvWriteConsoleOutputString,
(PCSR_API_ROUTINE)SrvFillConsoleOutput,
(PCSR_API_ROUTINE)SrvGetConsoleMode,
(PCSR_API_ROUTINE)SrvGetConsoleNumberOfFonts,
(PCSR_API_ROUTINE)SrvGetConsoleNumberOfInputEvents,
(PCSR_API_ROUTINE)SrvGetConsoleScreenBufferInfo,
(PCSR_API_ROUTINE)SrvGetConsoleCursorInfo,
(PCSR_API_ROUTINE)SrvGetConsoleMouseInfo,
(PCSR_API_ROUTINE)SrvGetConsoleFontInfo,
(PCSR_API_ROUTINE)SrvGetConsoleFontSize,
(PCSR_API_ROUTINE)SrvGetConsoleCurrentFont,
(PCSR_API_ROUTINE)SrvSetConsoleMode,
(PCSR_API_ROUTINE)SrvSetConsoleActiveScreenBuffer,
(PCSR_API_ROUTINE)SrvFlushConsoleInputBuffer,
(PCSR_API_ROUTINE)SrvGetLargestConsoleWindowSize,
(PCSR_API_ROUTINE)SrvSetConsoleScreenBufferSize,
(PCSR_API_ROUTINE)SrvSetConsoleCursorPosition,
(PCSR_API_ROUTINE)SrvSetConsoleCursorInfo,
(PCSR_API_ROUTINE)SrvSetConsoleWindowInfo,
(PCSR_API_ROUTINE)SrvScrollConsoleScreenBuffer,
(PCSR_API_ROUTINE)SrvSetConsoleTextAttribute,
(PCSR_API_ROUTINE)SrvSetConsoleFont,
(PCSR_API_ROUTINE)SrvSetConsoleIcon,
(PCSR_API_ROUTINE)SrvReadConsole,
(PCSR_API_ROUTINE)SrvWriteConsole,
(PCSR_API_ROUTINE)SrvDuplicateHandle,
(PCSR_API_ROUTINE)SrvCloseHandle,
(PCSR_API_ROUTINE)SrvVerifyConsoleIoHandle,
(PCSR_API_ROUTINE)SrvAllocConsole,
(PCSR_API_ROUTINE)SrvFreeConsole,
(PCSR_API_ROUTINE)SrvGetConsoleTitle,
(PCSR_API_ROUTINE)SrvSetConsoleTitle,
(PCSR_API_ROUTINE)SrvCreateConsoleScreenBuffer,
(PCSR_API_ROUTINE)SrvInvalidateBitMapRect,
(PCSR_API_ROUTINE)SrvVDMConsoleOperation,
(PCSR_API_ROUTINE)SrvSetConsoleCursor,
(PCSR_API_ROUTINE)SrvShowConsoleCursor,
(PCSR_API_ROUTINE)SrvConsoleMenuControl,
(PCSR_API_ROUTINE)SrvSetConsolePalette,
(PCSR_API_ROUTINE)SrvSetConsoleDisplayMode,
(PCSR_API_ROUTINE)SrvRegisterConsoleVDM,
(PCSR_API_ROUTINE)SrvGetConsoleHardwareState,
(PCSR_API_ROUTINE)SrvSetConsoleHardwareState,
(PCSR_API_ROUTINE)SrvGetConsoleDisplayMode,
(PCSR_API_ROUTINE)SrvAddConsoleAlias,
(PCSR_API_ROUTINE)SrvGetConsoleAlias,
(PCSR_API_ROUTINE)SrvGetConsoleAliasesLength,
(PCSR_API_ROUTINE)SrvGetConsoleAliasExesLength,
(PCSR_API_ROUTINE)SrvGetConsoleAliases,
(PCSR_API_ROUTINE)SrvGetConsoleAliasExes,
(PCSR_API_ROUTINE)SrvExpungeConsoleCommandHistory,
(PCSR_API_ROUTINE)SrvSetConsoleNumberOfCommands,
(PCSR_API_ROUTINE)SrvGetConsoleCommandHistoryLength,
(PCSR_API_ROUTINE)SrvGetConsoleCommandHistory,
(PCSR_API_ROUTINE)SrvSetConsoleCommandHistoryMode,
(PCSR_API_ROUTINE)SrvGetConsoleCP,
(PCSR_API_ROUTINE)SrvSetConsoleCP,
(PCSR_API_ROUTINE)SrvSetConsoleKeyShortcuts,
(PCSR_API_ROUTINE)SrvSetConsoleMenuClose,
(PCSR_API_ROUTINE)SrvConsoleNotifyLastClose,
(PCSR_API_ROUTINE)SrvGenerateConsoleCtrlEvent,
(PCSR_API_ROUTINE)SrvGetConsoleKeyboardLayoutName
};
CONST BOOLEAN ConsoleServerApiServerValidTable[ ConsolepMaxApiNumber - ConsolepOpenConsole ] = {
FALSE, // OpenConsole
FALSE, // GetConsoleInput,
FALSE, // WriteConsoleInput,
FALSE, // ReadConsoleOutput,
FALSE, // WriteConsoleOutput,
FALSE, // ReadConsoleOutputString,
FALSE, // WriteConsoleOutputString,
FALSE, // FillConsoleOutput,
FALSE, // GetConsoleMode,
FALSE, // GetNumberOfConsoleFonts,
FALSE, // GetNumberOfConsoleInputEvents,
FALSE, // GetConsoleScreenBufferInfo,
FALSE, // GetConsoleCursorInfo,
FALSE, // GetConsoleMouseInfo,
FALSE, // GetConsoleFontInfo,
FALSE, // GetConsoleFontSize,
FALSE, // GetCurrentConsoleFont,
FALSE, // SetConsoleMode,
FALSE, // SetConsoleActiveScreenBuffer,
FALSE, // FlushConsoleInputBuffer,
FALSE, // GetLargestConsoleWindowSize,
FALSE, // SetConsoleScreenBufferSize,
FALSE, // SetConsoleCursorPosition,
FALSE, // SetConsoleCursorInfo,
FALSE, // SetConsoleWindowInfo,
FALSE, // ScrollConsoleScreenBuffer,
FALSE, // SetConsoleTextAttribute,
FALSE, // SetConsoleFont,
FALSE, // SetConsoleIcon
FALSE, // ReadConsole,
FALSE, // WriteConsole,
FALSE, // DuplicateHandle,
FALSE, // CloseHandle
FALSE, // VerifyConsoleIoHandle
FALSE, // AllocConsole,
FALSE, // FreeConsole
FALSE, // GetConsoleTitle,
FALSE, // SetConsoleTitle,
FALSE, // CreateConsoleScreenBuffer
FALSE, // InvalidateConsoleBitmapRect
FALSE, // VDMConsoleOperation
FALSE, // SetConsoleCursor,
FALSE, // ShowConsoleCursor
FALSE, // ConsoleMenuControl
FALSE, // SetConsolePalette
FALSE, // SetConsoleDisplayMode
FALSE, // RegisterConsoleVDM,
FALSE, // GetConsoleHardwareState
FALSE, // SetConsoleHardwareState
TRUE, // GetConsoleDisplayMode
FALSE, // AddConsoleAlias,
FALSE, // GetConsoleAlias,
FALSE, // GetConsoleAliasesLength,
FALSE, // GetConsoleAliasExesLength,
FALSE, // GetConsoleAliases,
FALSE, // GetConsoleAliasExes
FALSE, // ExpungeConsoleCommandHistory,
FALSE, // SetConsoleNumberOfCommands,
FALSE, // GetConsoleCommandHistoryLength,
FALSE, // GetConsoleCommandHistory,
FALSE, // SetConsoleCommandHistoryMode
FALSE, // SrvGetConsoleCP,
FALSE, // SrvSetConsoleCP,
FALSE, // SrvSetConsoleKeyShortcuts,
FALSE, // SrvSetConsoleMenuClose
FALSE, // SrvConsoleNotifyLastClose
FALSE, // SrvGenerateConsoleCtrlEvent
FALSE, // SrvGetConsoleKeyboardLayoutName
};
#if DBG
PSZ ConsoleServerApiNameTable[ ConsolepMaxApiNumber - ConsolepOpenConsole ] = {
"SrvOpenConsole",
"SrvGetConsoleInput",
"SrvWriteConsoleInput",
"SrvReadConsoleOutput",
"SrvWriteConsoleOutput",
"SrvReadConsoleOutputString",
"SrvWriteConsoleOutputString",
"SrvFillConsoleOutput",
"SrvGetConsoleMode",
"SrvGetConsoleNumberOfFonts",
"SrvGetConsoleNumberOfInputEvents",
"SrvGetConsoleScreenBufferInfo",
"SrvGetConsoleCursorInfo",
"SrvGetConsoleMouseInfo",
"SrvGetConsoleFontInfo",
"SrvGetConsoleFontSize",
"SrvGetConsoleCurrentFont",
"SrvSetConsoleMode",
"SrvSetConsoleActiveScreenBuffer",
"SrvFlushConsoleInputBuffer",
"SrvGetLargestConsoleWindowSize",
"SrvSetConsoleScreenBufferSize",
"SrvSetConsoleCursorPosition",
"SrvSetConsoleCursorInfo",
"SrvSetConsoleWindowInfo",
"SrvScrollConsoleScreenBuffer",
"SrvSetConsoleTextAttribute",
"SrvSetConsoleFont",
"SrvSetConsoleIcon",
"SrvReadConsole",
"SrvWriteConsole",
"SrvDuplicateHandle",
"SrvCloseHandle",
"SrvVerifyConsoleIoHandle",
"SrvAllocConsole",
"SrvFreeConsole",
"SrvGetConsoleTitle",
"SrvSetConsoleTitle",
"SrvCreateConsoleScreenBuffer",
"SrvInvalidateBitMapRect",
"SrvVDMConsoleOperation",
"SrvSetConsoleCursor",
"SrvShowConsoleCursor",
"SrvConsoleMenuControl",
"SrvSetConsolePalette",
"SrvSetConsoleDisplayMode",
"SrvRegisterConsoleVDM",
"SrvGetConsoleHardwareState",
"SrvSetConsoleHardwareState",
"SrvGetConsoleDisplayMode",
"SrvAddConsoleAlias",
"SrvGetConsoleAlias",
"SrvGetConsoleAliasesLength",
"SrvGetConsoleAliasExesLength",
"SrvGetConsoleAliases",
"SrvGetConsoleAliasExes",
"SrvExpungeConsoleCommandHistory",
"SrvSetConsoleNumberOfCommands",
"SrvGetConsoleCommandHistoryLength",
"SrvGetConsoleCommandHistory",
"SrvSetConsoleCommandHistoryMode",
"SrvGetConsoleCP",
"SrvSetConsoleCP",
"SrvSetConsoleKeyShortcuts",
"SrvSetConsoleMenuClose",
"SrvConsoleNotifyLastClose",
"SrvGenerateConsoleCtrlEvent",
"SrvGetConsoleKeyboardLayoutName"
};
#endif // DBG
BOOL FullScreenInitialized;
CRITICAL_SECTION ConsoleVDMCriticalSection;
PCONSOLE_INFORMATION ConsoleVDMOnSwitching;
CRITICAL_SECTION ConsoleInitWindowsLock;
BOOL fOneTimeInitialized=FALSE;
UINT OEMCP;
UINT WINDOWSCP;
UINT ConsoleOutputCP;
CONSOLE_REGISTRY_INFO DefaultRegInfo;
VOID
UnregisterVDM(
IN PCONSOLE_INFORMATION Console
);
ULONG
NonConsoleProcessShutdown(
PCSR_PROCESS Process,
DWORD dwFlags
);
ULONG
ConsoleClientShutdown(
PCSR_PROCESS Process,
ULONG Flags,
BOOLEAN fFirstPass
);
NTSTATUS
ConsoleClientConnectRoutine(
IN PCSR_PROCESS Process,
IN OUT PVOID ConnectionInfo,
IN OUT PULONG ConnectionInfoLength
);
VOID
ConsoleClientDisconnectRoutine(
IN PCSR_PROCESS Process
);
BOOL
GetLinkProperties(
LPWSTR pszLinkName,
DWORD dwPropertySet,
LPVOID lpvBuffer,
UINT cb
);
DWORD
GetTitleFromLinkName(
IN LPWSTR szLinkName,
OUT LPWSTR szTitle
);
VOID ConsolePlaySound(
VOID
);
HANDLE ghInstance;
HICON ghDefaultIcon;
HCURSOR ghNormalCursor;
PVOID pConHeap = NULL;
VOID LoadLinkInfo(
PCONSOLE_INFO ConsoleInfo,
LPWSTR Title,
LPDWORD TitleLength,
LPWSTR CurDir,
LPWSTR AppName
)
{
DWORD dwLinkLen;
WCHAR LinkName[ MAX_PATH+1 ];
LNKPROPNTCONSOLE ntConsoleProps;
LPWSTR pszIconLocation;
int nIconIndex;
// Do some initialization
ConsoleInfo->hIcon = ghDefaultIcon;
pszIconLocation = NULL;
nIconIndex = 0;
// Try to impersonate the client-side thread
if (!CsrImpersonateClient(NULL)) {
ConsoleInfo->dwStartupFlags &= (~STARTF_TITLEISLINKNAME);
return;
}
// Did we get started from a link?
if (ConsoleInfo->dwStartupFlags & STARTF_TITLEISLINKNAME) {
BOOL Success;
DWORD oldLen;
// Get the filename of the link (TitleLength is BYTES, not CHARS)
dwLinkLen = (DWORD)(min(*TitleLength,(MAX_PATH+1)*sizeof(WCHAR)));
RtlCopyMemory(LinkName,Title,dwLinkLen);
LinkName[ MAX_PATH ] = (WCHAR)0;
// try to get console properties from the link
Success = GetLinkProperties( LinkName,
LINK_PROP_NT_CONSOLE_SIG,
&ntConsoleProps,
sizeof(ntConsoleProps)
);
if (!Success) {
ConsoleInfo->dwStartupFlags &= (~STARTF_TITLEISLINKNAME);
goto NormalInit;
}
if (ntConsoleProps.pszIconLocation && *ntConsoleProps.pszIconLocation) {
pszIconLocation = ntConsoleProps.pszIconLocation;
nIconIndex = ntConsoleProps.uIcon;
ConsoleInfo->iIconId = 0;
}
// Get the title for the window, which is effectively the link file name
oldLen = *TitleLength;
*TitleLength = GetTitleFromLinkName( LinkName, Title );
if (*TitleLength < oldLen)
Title[ *TitleLength / sizeof(WCHAR) ] = L'\0';
// Transfer link settings
ConsoleInfo->dwHotKey = ntConsoleProps.uHotKey;
ConsoleInfo->wFillAttribute = ntConsoleProps.wFillAttribute;
ConsoleInfo->wPopupFillAttribute = ntConsoleProps.wPopupFillAttribute;
ConsoleInfo->wShowWindow = ntConsoleProps.uShowCmd;
RtlCopyMemory( &ConsoleInfo->dwScreenBufferSize,
&ntConsoleProps.dwScreenBufferSize,
sizeof(LNKPROPNTCONSOLE) - FIELD_OFFSET(LNKPROPNTCONSOLE, dwScreenBufferSize)
);
#if 0
{
INT i;
DbgPrint("[LoadLinkInfo Properties for %ws]\n", Title );
DbgPrint(" wFillAttribute = 0x%04X\n", ConsoleInfo->wFillAttribute );
DbgPrint(" wPopupFillAttribute = 0x%04X\n", ConsoleInfo->wPopupFillAttribute );
DbgPrint(" dwScreenBufferSize = (%d , %d)\n", ConsoleInfo->dwScreenBufferSize.X, ConsoleInfo->dwScreenBufferSize.Y );
DbgPrint(" dwWindowSize = (%d , %d)\n", ConsoleInfo->dwWindowSize.X, ConsoleInfo->dwWindowSize.Y );
DbgPrint(" dwWindowOrigin = (%d , %d)\n", ConsoleInfo->dwWindowOrigin.X, ConsoleInfo->dwWindowOrigin.Y );
DbgPrint(" nFont = 0x%X\n", ConsoleInfo->nFont );
DbgPrint(" nInputBufferSize = 0x%X\n", ConsoleInfo->nInputBufferSize );
DbgPrint(" dwFontSize = (%d , %d)\n", ConsoleInfo->dwFontSize.X, ConsoleInfo->dwFontSize.Y );
DbgPrint(" uFontFamily = 0x%08X\n", ConsoleInfo->uFontFamily );
DbgPrint(" uFontWeight = 0x%08X\n", ConsoleInfo->uFontWeight );
DbgPrint(" FaceName = %ws\n", ConsoleInfo->FaceName );
DbgPrint(" uCursorSize = %d\n", ConsoleInfo->uCursorSize );
DbgPrint(" bFullScreen = %s\n", ConsoleInfo->bFullScreen ? "TRUE" : "FALSE" );
DbgPrint(" bQuickEdit = %s\n", ConsoleInfo->bQuickEdit ? "TRUE" : "FALSE" );
DbgPrint(" bInsertMode = %s\n", ConsoleInfo->bInsertMode ? "TRUE" : "FALSE" );
DbgPrint(" bAutoPosition = %s\n", ConsoleInfo->bAutoPosition ? "TRUE" : "FALSE" );
DbgPrint(" uHistoryBufferSize = %d\n", ConsoleInfo->uHistoryBufferSize );
DbgPrint(" uNumHistoryBuffers = %d\n", ConsoleInfo->uNumberOfHistoryBuffers );
DbgPrint(" bHistoryNoDup = %s\n", ConsoleInfo->bHistoryNoDup ? "TRUE" : "FALSE" );
DbgPrint(" ColorTable = [" );
i=0;
while( i < 16 )
{
DbgPrint("\n ");
DbgPrint("0x%08X ", ConsoleInfo->ColorTable[i++]);
DbgPrint("0x%08X ", ConsoleInfo->ColorTable[i++]);
DbgPrint("0x%08X ", ConsoleInfo->ColorTable[i++]);
DbgPrint("0x%08X ", ConsoleInfo->ColorTable[i++]);
}
DbgPrint( "]\n\n" );
}
#endif
}
NormalInit:
//
// Go get the icon
//
if (pszIconLocation == NULL) {
dwLinkLen = RtlDosSearchPath_U(CurDir,
AppName,
NULL,
sizeof(LinkName),
LinkName,
NULL);
if (dwLinkLen > 0 && dwLinkLen < sizeof(LinkName)) {
pszIconLocation = LinkName;
} else {
pszIconLocation = AppName;
}
}
if (pszIconLocation != NULL) {
HICON hIcon = NULL;
PrivateExtractIconExW(pszIconLocation, nIconIndex, &hIcon, NULL, 1);
if (hIcon) {
ConsoleInfo->hIcon = hIcon;
}
}
CsrRevertToSelf();
}
BOOL
InitWindowClass( VOID )
{
WNDCLASS wc;
BOOL retval;
ATOM atomConsoleClass;
ghNormalCursor = LoadCursor(NULL, IDC_ARROW);
ghDefaultIcon = LoadIcon(ghInstance, MAKEINTRESOURCE(ID_CONSOLE));
wc.hIcon = ghDefaultIcon;
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC | CS_DBLCLKS;
wc.lpfnWndProc = ConsoleWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = GWL_CONSOLE_WNDALLOC;
wc.hInstance = ghInstance;
wc.hCursor = ghNormalCursor;
wc.hbrBackground = CreateSolidBrush(DefaultRegInfo.ColorTable[LOBYTE(DefaultRegInfo.ScreenFill.Attributes >> 4) & 0xF]);
wc.lpszMenuName = NULL;
wc.lpszClassName = CONSOLE_WINDOW_CLASS;
atomConsoleClass = RegisterClass(&wc);
retval = (atomConsoleClass != 0);
if (retval)
NtUserConsoleControl(ConsoleClassAtom, &atomConsoleClass, sizeof(ATOM));
return retval;
}
NTSTATUS
InitWindowsStuff(
PCSR_PROCESS Process,
HDESK hdesk,
LPDWORD lpdwThreadId)
{
NTSTATUS Status = STATUS_SUCCESS;
CLIENT_ID ClientId;
CONSOLEDESKTOPCONSOLETHREAD ConsoleDesktopInfo;
INPUT_THREAD_INIT_INFO InputThreadInitInfo;
//
// This routine must be done within a critical section to ensure that
// only one thread can initialize at a time. We need a special critical
// section here because Csr calls into ConsoleAddProcessRoutine with
// it's own critical section locked and then tries to grab the
// ConsoleHandleTableLock. If we call CsrAddStaticServerThread here
// with the ConsoleHandleTableLock locked we could get into a deadlock
// situation. This critical section should not be used anywhere else.
//
UnlockConsoleHandleTable();
RtlEnterCriticalSection(&ConsoleInitWindowsLock);
ConsoleDesktopInfo.hdesk = hdesk;
ConsoleDesktopInfo.dwThreadId = (DWORD)-1;
NtUserConsoleControl(ConsoleDesktopConsoleThread, &ConsoleDesktopInfo,
sizeof(ConsoleDesktopInfo));
if (ConsoleDesktopInfo.dwThreadId == 0) {
if (!fOneTimeInitialized) {
FullScreenInitialized = InitializeFullScreen();
//
// allocate buffer for scrolling
//
Status = InitializeScrollBuffer();
ASSERT (NT_SUCCESS(Status));
if (!NT_SUCCESS(Status))
goto ErrorExit;
}
//
// create GetMessage thread
//
Status = NtCreateEvent(&InputThreadInitInfo.InitCompleteEventHandle, EVENT_ALL_ACCESS,
NULL, NotificationEvent, FALSE);
if (!NT_SUCCESS(Status)) {
goto ErrorExit;
}
Status = NtDuplicateObject(NtCurrentProcess(), hdesk,
NtCurrentProcess(), &InputThreadInitInfo.DesktopHandle, 0,
0, DUPLICATE_SAME_ACCESS);
if (!NT_SUCCESS(Status)) {
NtClose(InputThreadInitInfo.InitCompleteEventHandle);
goto ErrorExit;
}
// can't call CreateThread from server
Status = RtlCreateUserThread(NtCurrentProcess(),
(PSECURITY_DESCRIPTOR) NULL,
TRUE,
0,
0,
0,
(PUSER_THREAD_START_ROUTINE)InputThread,
&InputThreadInitInfo,
&InputThreadInitInfo.ThreadHandle,
&ClientId
);
if (!NT_SUCCESS(Status)) {
NtClose(InputThreadInitInfo.InitCompleteEventHandle);
CloseDesktop(InputThreadInitInfo.DesktopHandle);
goto ErrorExit;
}
CsrAddStaticServerThread(InputThreadInitInfo.ThreadHandle,&ClientId,0);
NtResumeThread(InputThreadInitInfo.ThreadHandle, NULL);
NtWaitForSingleObject(InputThreadInitInfo.InitCompleteEventHandle, FALSE, NULL);
NtClose(InputThreadInitInfo.InitCompleteEventHandle);
if (!NT_SUCCESS(InputThreadInitInfo.InitStatus)) {
CloseDesktop(InputThreadInitInfo.DesktopHandle);
goto ErrorExit;
}
*lpdwThreadId = (DWORD)ClientId.UniqueThread;
fOneTimeInitialized=TRUE;
} else
*lpdwThreadId = ConsoleDesktopInfo.dwThreadId;
ErrorExit:
RtlLeaveCriticalSection(&ConsoleInitWindowsLock);
LockConsoleHandleTable();
return Status;
}
NTSTATUS APIPRIVATE
ConServerDllInitialization(
PCSR_SERVER_DLL LoadedServerDll
)
/*++
Routine Description:
This routine is called to initialize the server dll. It initializes
the console handle table.
Arguments:
LoadedServerDll - Pointer to console server dll data
Return Value:
--*/
{
LoadedServerDll->ApiNumberBase = CONSRV_FIRST_API_NUMBER;
LoadedServerDll->MaxApiNumber = ConsolepMaxApiNumber;
LoadedServerDll->ApiDispatchTable = (PCSR_API_ROUTINE *)ConsoleServerApiDispatchTable;
LoadedServerDll->ApiServerValidTable = (PBOOLEAN)ConsoleServerApiServerValidTable;
#if DBG
LoadedServerDll->ApiNameTable = ConsoleServerApiNameTable;
#else
LoadedServerDll->ApiNameTable = NULL;
#endif
LoadedServerDll->PerProcessDataLength = sizeof(CONSOLE_PER_PROCESS_DATA);
LoadedServerDll->PerThreadDataLength = 0;
LoadedServerDll->ConnectRoutine = ConsoleClientConnectRoutine;
LoadedServerDll->DisconnectRoutine = ConsoleClientDisconnectRoutine;
LoadedServerDll->AddProcessRoutine = ConsoleAddProcessRoutine;
LoadedServerDll->ShutdownProcessRoutine = ConsoleClientShutdown;
ghInstance = LoadedServerDll->ModuleHandle;
// initialize data structures
#if DBG
pConHeap = RtlCreateHeap( HEAP_GROWABLE | HEAP_CLASS_5, // Flags
NULL, // HeapBase
64 * 1024, // ReserveSize
4096, // CommitSize
NULL, // Lock to use for serialization
NULL // GrowthThreshold
);
#else
pConHeap = RtlProcessHeap();
#endif
dwConBaseTag = RtlCreateTagHeap( pConHeap,
0,
L"CON!",
L"TMP\0"
L"BMP\0"
L"ALIAS\0"
L"HISTORY\0"
L"TITLE\0"
L"HANDLE\0"
L"CONSOLE\0"
L"ICON\0"
L"BUFFER\0"
L"WAIT\0"
L"FONT\0"
L"SCREEN\0"
);
InitializeConsoleHandleTable();
RtlInitializeCriticalSection(&ConsoleInitWindowsLock);
#ifdef i386
RtlInitializeCriticalSection(&ConsoleVDMCriticalSection);
ConsoleVDMOnSwitching = NULL;
#endif
OEMCP = GetOEMCP();
WINDOWSCP = GetACP();
ConsoleOutputCP = OEMCP;
InitializeFonts();
InputThreadTlsIndex = TlsAlloc();
if (InputThreadTlsIndex == 0xFFFFFFFF)
return STATUS_UNSUCCESSFUL;
return( STATUS_SUCCESS );
}
BOOL
MapHandle(
IN HANDLE ClientProcessHandle,
IN HANDLE ServerHandle,
OUT PHANDLE ClientHandle
)
{
//
// map event handle into dll's handle space.
//
return DuplicateHandle(NtCurrentProcess(),
ServerHandle,
ClientProcessHandle,
ClientHandle,
0,
FALSE,
DUPLICATE_SAME_ACCESS
);
}
VOID
AddProcessToList(
IN OUT PCONSOLE_INFORMATION Console,
IN OUT PCONSOLE_PROCESS_HANDLE ProcessHandleRecord,
IN HANDLE ProcessHandle
)
{
ASSERT(!(Console->Flags & (CONSOLE_TERMINATING | CONSOLE_SHUTTING_DOWN)));
ProcessHandleRecord->ProcessHandle = ProcessHandle;
ProcessHandleRecord->TerminateCount = 0;
InsertHeadList(&Console->ProcessHandleList,&ProcessHandleRecord->ListLink);
if (Console->Flags & CONSOLE_HAS_FOCUS) {
CsrSetForegroundPriority(ProcessHandleRecord->Process);
}
else {
CsrSetBackgroundPriority(ProcessHandleRecord->Process);
}
}
PCONSOLE_PROCESS_HANDLE
FindProcessInList(
IN PCONSOLE_INFORMATION Console,
IN HANDLE ProcessHandle
)
{
PCONSOLE_PROCESS_HANDLE ProcessHandleRecord;
PLIST_ENTRY ListHead, ListNext;
ListHead = &Console->ProcessHandleList;
ListNext = ListHead->Flink;
while (ListNext != ListHead) {
ProcessHandleRecord = CONTAINING_RECORD( ListNext, CONSOLE_PROCESS_HANDLE, ListLink );
if (ProcessHandleRecord->ProcessHandle == ProcessHandle) {
return ProcessHandleRecord;
}
ListNext = ListNext->Flink;
}
return NULL;
}
VOID
RemoveProcessFromList(
IN OUT PCONSOLE_INFORMATION Console,
IN HANDLE ProcessHandle
)
{
PCONSOLE_PROCESS_HANDLE ProcessHandleRecord;
PLIST_ENTRY ListHead, ListNext;
ListHead = &Console->ProcessHandleList;
ListNext = ListHead->Flink;
while (ListNext != ListHead) {
ProcessHandleRecord = CONTAINING_RECORD( ListNext, CONSOLE_PROCESS_HANDLE, ListLink );
ListNext = ListNext->Flink;
if (ProcessHandleRecord->ProcessHandle == ProcessHandle) {
RemoveEntryList(&ProcessHandleRecord->ListLink);
HeapFree(pConHeap,0,ProcessHandleRecord);
return;
}
}
ASSERT (FALSE);
}
NTSTATUS
SetUpConsole(
IN OUT PCONSOLE_INFO ConsoleInfo,
IN DWORD TitleLength,
IN LPWSTR Title,
IN LPWSTR CurDir,
IN LPWSTR AppName,
IN PCONSOLE_PER_PROCESS_DATA ProcessData,
IN BOOLEAN WindowVisible,
IN DWORD ConsoleThreadId,
IN HDESK Desktop
)
{
NTSTATUS Status;
PCONSOLE_INFORMATION Console;
Status = AllocateConsoleHandle(&ConsoleInfo->ConsoleHandle);
if (!NT_SUCCESS(Status)) {
return Status;
}
//
// We need to see if we were spawned from a link. If we were, we
// need to call back into the shell to try to get all the console
// information from the link.
LoadLinkInfo( ConsoleInfo, Title, &TitleLength, CurDir, AppName );
Status = AllocateConsole(ConsoleInfo->ConsoleHandle,
Title,
(USHORT)TitleLength,
CONSOLE_CLIENTPROCESSHANDLE(),
&ConsoleInfo->StdIn,
&ConsoleInfo->StdOut,
&ConsoleInfo->StdErr,
ProcessData,
ConsoleInfo,
WindowVisible,
ConsoleThreadId,
Desktop
);
if (!NT_SUCCESS(Status)) {
FreeConsoleHandle(ConsoleInfo->ConsoleHandle);
return Status;
}
CONSOLE_SETCONSOLEHANDLE(ConsoleInfo->ConsoleHandle);
Status = DereferenceConsoleHandle(ConsoleInfo->ConsoleHandle,&Console);
ASSERT (NT_SUCCESS(Status));
//
// increment console reference count
//
Console->RefCount++;
return STATUS_SUCCESS;
}
NTSTATUS
ConsoleClientConnectRoutine(
IN PCSR_PROCESS Process,
IN OUT PVOID ConnectionInfo,
IN OUT PULONG ConnectionInfoLength
)
/*++
Routine Description:
This routine is called when a new process is created. For processes
without parents, it creates the console. For processes with
parents, it duplicates the handle table.
Arguments:
Process - Pointer to process structure.
ConnectionInfo - Pointer to connection info.
ConnectionInfoLength - Connection info length.
Return Value:
--*/
{
NTSTATUS Status;
PCONSOLE_API_CONNECTINFO p = (PCONSOLE_API_CONNECTINFO)ConnectionInfo;
PCONSOLE_INFORMATION Console;
PCONSOLE_PER_PROCESS_DATA ProcessData;
PCONSOLE_PROCESS_HANDLE ProcessHandleRecord;
CONSOLEWINDOWSTATIONPROCESS ConsoleWindowStationInfo;
DWORD ConsoleThreadId;
UNICODE_STRING strDesktopName;
HDESK hdesk = NULL;
HWINSTA hwinsta = NULL;
if (p == NULL ||
*ConnectionInfoLength != sizeof( *p )) {
return( STATUS_UNSUCCESSFUL );
}
CtrlRoutine = p->CtrlRoutine;
PropRoutine = p->PropRoutine;
ProcessData = CONSOLE_FROMPROCESSPERPROCESSDATA(Process);
Console = NULL;
//
// If this process is not a console app, stop right here - no
// initialization is needed. Just need to remember that this
// is not a console app so that we do no work during
// ClientDisconnectRoutine().
//
Status = STATUS_SUCCESS;
if ((CONSOLE_GETCONSOLEAPPFROMPROCESSDATA(ProcessData) = p->ConsoleApp)) {
//
// First call off to USER so it unblocks any app waiting on a call
// to WaitForInputIdle. This way apps calling WinExec() to exec console
// apps will return right away.
//
NtUserConsoleControl(ConsoleNotifyConsoleApplication,
&CONSOLE_CLIENTPROCESSID(), sizeof(DWORD));
LockConsoleHandleTable();
//
// create console
//
if (p->ConsoleInfo.ConsoleHandle == NULL) {
ProcessHandleRecord = HeapAlloc(pConHeap,MAKE_TAG( HANDLE_TAG ),sizeof(CONSOLE_PROCESS_HANDLE));
if (ProcessHandleRecord == NULL) {
Status = STATUS_NO_MEMORY;
goto ErrorExit;
}
//
// We are creating a new console, so derereference
// the parent's console, if any.
//
if (ProcessData->ConsoleHandle != NULL) {
if ( NT_SUCCESS(DereferenceConsoleHandle(
ProcessData->ConsoleHandle, &Console)) ) {
RemoveConsole(ProcessData, Process->ProcessHandle, 0);
Console = NULL;
}
ProcessData->ConsoleHandle = NULL;
}
//
// Get the desktop name.
//
if (p->DesktopLength) {
strDesktopName.Buffer = HeapAlloc(pConHeap,
MAKE_TAG( TMP_TAG ),
p->DesktopLength);
if (strDesktopName.Buffer == NULL) {
Status = STATUS_NO_MEMORY;
goto ErrorExit;
}
Status = NtReadVirtualMemory(Process->ProcessHandle,
(PVOID)p->Desktop,
strDesktopName.Buffer,
p->DesktopLength,
NULL
);
if (!NT_SUCCESS(Status)) {
HeapFree(pConHeap, 0, strDesktopName.Buffer);
goto ErrorExit;
}
strDesktopName.MaximumLength = (USHORT)p->DesktopLength;
strDesktopName.Length = (USHORT)p->DesktopLength - sizeof(WCHAR);
} else
RtlInitUnicodeString(&strDesktopName, L"Default");
//
// Connect to the windowstation and desktop.
//
if (!CsrImpersonateClient(NULL)) {
Status = STATUS_BAD_IMPERSONATION_LEVEL;
goto ErrorExit;
}
UnlockConsoleHandleTable();
hdesk = NtUserResolveDesktop(Process->ProcessHandle,
&strDesktopName, FALSE, &hwinsta);
LockConsoleHandleTable();
CsrRevertToSelf();
if (p->DesktopLength)
HeapFree(pConHeap, 0, strDesktopName.Buffer);
if (hdesk == NULL) {
Status = STATUS_UNSUCCESSFUL;
goto ErrorExit;
}
//
// Need to initialize windows stuff once real console app starts.
// This is because for the time being windows expects the first
// app to be a windows app.
//
Status = InitWindowsStuff(Process, hdesk, &ConsoleThreadId);
if (!NT_SUCCESS(Status)) {
goto ErrorExit;
}
ProcessData->RootProcess = TRUE;
Status = SetUpConsole(&p->ConsoleInfo,
p->TitleLength,
p->Title,
p->CurDir,
p->AppName,
ProcessData,
p->WindowVisible,
ConsoleThreadId,
hdesk);
if (!NT_SUCCESS(Status)) {
goto ErrorExit;
}
// Play the Open sound for console apps
ConsolePlaySound();
Status = DereferenceConsoleHandle(p->ConsoleInfo.ConsoleHandle,&Console);
ASSERT (NT_SUCCESS(Status));
//
// Save the windowstation and desktop handles so they
// can be used later
//
Console->hWinSta = hwinsta;
Console->hDesk = hdesk;
}
else {
ProcessHandleRecord = NULL;
ProcessData->RootProcess = FALSE;
Status = STATUS_SUCCESS;
if (!(NT_SUCCESS(DereferenceConsoleHandle(p->ConsoleInfo.ConsoleHandle,&Console))) ) {
Status = STATUS_PROCESS_IS_TERMINATING;
goto ErrorExit;
}
LockConsole(Console);
if (Console->Flags & CONSOLE_SHUTTING_DOWN) {
Status = STATUS_PROCESS_IS_TERMINATING;
goto ErrorExit;
}
if (!MapHandle(CONSOLE_CLIENTPROCESSHANDLE(),
Console->InitEvents[INITIALIZATION_SUCCEEDED],
&p->ConsoleInfo.InitEvents[INITIALIZATION_SUCCEEDED]
) ||
!MapHandle(CONSOLE_CLIENTPROCESSHANDLE(),
Console->InitEvents[INITIALIZATION_FAILED],
&p->ConsoleInfo.InitEvents[INITIALIZATION_FAILED]
) ||
!MapHandle(CONSOLE_CLIENTPROCESSHANDLE(),
Console->InputBuffer.InputWaitEvent,
&p->ConsoleInfo.InputWaitHandle
)) {
Status = STATUS_NO_MEMORY;
goto ErrorExit;
}
ProcessHandleRecord = FindProcessInList(Console,CONSOLE_CLIENTPROCESSHANDLE());
if (ProcessHandleRecord) {
ProcessHandleRecord->CtrlRoutine = p->CtrlRoutine;
ProcessHandleRecord->PropRoutine = p->PropRoutine;
ProcessHandleRecord = NULL;
}
}
if (NT_SUCCESS(Status)) {
#if 0
OutputDebugString( "CONSOLE: Connection from Client %lx.%lx\n",
Process->ClientId.UniqueProcess,
Process->ClientId.UniqueThread
);
#endif
//
// Associate the correct window station with client process
// so they can do Global atom calls.
//
if (DuplicateHandle( NtCurrentProcess(),
Console->hWinSta,
Process->ProcessHandle,
&ConsoleWindowStationInfo.hwinsta,
0,
FALSE,
DUPLICATE_SAME_ACCESS
)
) {
ConsoleWindowStationInfo.dwProcessId = (DWORD)CONSOLE_CLIENTPROCESSID();
NtUserConsoleControl(ConsoleWindowStationProcess,
&ConsoleWindowStationInfo, sizeof(ConsoleWindowStationInfo));
}
if (ProcessHandleRecord) {
ProcessHandleRecord->Process = Process;
ProcessHandleRecord->CtrlRoutine = p->CtrlRoutine;
ProcessHandleRecord->PropRoutine = p->PropRoutine;
AddProcessToList(Console,ProcessHandleRecord,CONSOLE_CLIENTPROCESSHANDLE());
}
AllocateCommandHistory(Console,
p->AppNameLength,
p->AppName,
CONSOLE_CLIENTPROCESSHANDLE());
if (!ProcessData->RootProcess) {
UnlockConsole(Console);
}
} else {
ErrorExit:
CONSOLE_SETCONSOLEAPPFROMPROCESSDATA(ProcessData,FALSE);
if (ProcessHandleRecord)
HeapFree(pConHeap,0,ProcessHandleRecord);
if (Console) {
UnlockConsole(Console);
}
if (ProcessData->ConsoleHandle != NULL) {
if (NT_SUCCESS(DereferenceConsoleHandle(
ProcessData->ConsoleHandle, &Console)) ) {
RemoveConsole(ProcessData, Process->ProcessHandle, 0);
}
ProcessData->ConsoleHandle = NULL;
}
}
UnlockConsoleHandleTable();
} else if (ProcessData->ConsoleHandle != NULL) {
//
// This is a non-console app with a reference to a
// reference to a parent console. Dereference the
// console.
//
LockConsoleHandleTable();
if (NT_SUCCESS(DereferenceConsoleHandle(
ProcessData->ConsoleHandle, &Console)) ) {
RemoveConsole(ProcessData, Process->ProcessHandle, 0);
}
ProcessData->ConsoleHandle = NULL;
UnlockConsoleHandleTable();
}
return( Status );
}
NTSTATUS
RemoveConsole(
IN PCONSOLE_PER_PROCESS_DATA ProcessData,
IN HANDLE ProcessHandle,
IN HANDLE ProcessId
)
{
ULONG i;
PHANDLE_DATA HandleData;
NTSTATUS Status;
PCONSOLE_INFORMATION Console;
Status = DereferenceConsoleHandle(CONSOLE_GETCONSOLEHANDLEFROMPROCESSDATA(ProcessData),&Console);
//
// If this process isn't using the console, error.
//
if (!NT_SUCCESS(Status)) {
ASSERT(FALSE);
return Status;
}
LockConsole(Console);
if (Console->Flags & CONSOLE_NOTIFY_LAST_CLOSE) {
if (Console->ProcessIdLastNotifyClose == ProcessId) {
// if this process is the one who wants last close notification,
// remove it.
Console->Flags &= ~CONSOLE_NOTIFY_LAST_CLOSE;
NtClose(Console->hProcessLastNotifyClose);
} else if (ProcessData->RootProcess) {
// notify the ntvdm process to terminate if the console root
// process is going away.
HANDLE ConsoleHandle;
CONSOLE_PROCESS_TERMINATION_RECORD ProcessHandleList;
Console->Flags &= ~CONSOLE_NOTIFY_LAST_CLOSE;
ConsoleHandle = Console->ConsoleHandle;
ProcessHandleList.ProcessHandle = Console->hProcessLastNotifyClose;
ProcessHandleList.TerminateCount = 0;
ProcessHandleList.CtrlRoutine = CtrlRoutine;
UnlockConsole(Console);
UnlockConsoleHandleTable();
CreateCtrlThread(&ProcessHandleList,
1,
NULL,
SYSTEM_ROOT_CONSOLE_EVENT,
TRUE);
LockConsoleHandleTable();
NtClose(ProcessHandleList.ProcessHandle);
Status = RevalidateConsole(ConsoleHandle, &Console);
ASSERT(NT_SUCCESS(Status));
if (!NT_SUCCESS(Status)) {
return STATUS_SUCCESS;
}
}
}
if (Console->VDMProcessId == ProcessId &&
(Console->Flags & CONSOLE_VDM_REGISTERED)) {
Console->Flags &= ~CONSOLE_FULLSCREEN_NOPAINT;
UnregisterVDM(Console);
}
if (ProcessHandle != NULL) {
RemoveProcessFromList(Console,ProcessHandle);
FreeCommandHistory(Console,ProcessHandle);
}
ASSERT(Console->RefCount);
//
// close the process's handles.
//
for (i=0;i<ProcessData->HandleTableSize;i++) {
if (ProcessData->HandleTablePtr[i].HandleType != CONSOLE_FREE_HANDLE) {
Status = DereferenceIoHandleNoCheck(ProcessData,
(HANDLE) i,
&HandleData
);
ASSERT (NT_SUCCESS(Status));
if (HandleData->HandleType & CONSOLE_INPUT_HANDLE) {
Status = CloseInputHandle(ProcessData,Console,HandleData,(HANDLE) i);
}
else {
Status = CloseOutputHandle(ProcessData,Console,HandleData,(HANDLE) i,FALSE);
}
}
}
FreeProcessData(ProcessData);
//
// decrement the console reference count. free the console if it goes to
// zero.
//
Console->RefCount--;
if (Console->RefCount == 0) {
FreeCon(CONSOLE_GETCONSOLEHANDLEFROMPROCESSDATA(ProcessData));
}
else {
UnlockConsole(Console);
}
return( STATUS_SUCCESS );
}
//NTSTATUS
VOID
ConsoleClientDisconnectRoutine(
IN PCSR_PROCESS Process
)
/*++
Routine Description:
This routine is called when a process is destroyed. It closes the
process's handles and frees the console if it's the last reference.
Arguments:
Process - Pointer to process structure.
Return Value:
--*/
{
PCONSOLE_PER_PROCESS_DATA ProcessData;
#if 0
OutputDebugString("entering ConsoleClientDisconnectRoutine\n");
#endif
ProcessData = CONSOLE_FROMPROCESSPERPROCESSDATA(Process);
//
// If this process is not a console app, stop right here - no
// disconnect processing is needed, because this app didn't create
// or connect to an existing console.
//
if ( ProcessData->ConsoleHandle == NULL ) {
return;
}
LockConsoleHandleTable();
RemoveConsole(ProcessData,
CONSOLE_FROMPROCESSPROCESSHANDLE(Process),
Process->ClientId.UniqueProcess);
CONSOLE_SETCONSOLEHANDLEFROMPROCESSDATA(ProcessData,NULL);
CONSOLE_SETCONSOLEAPPFROMPROCESSDATA(ProcessData,FALSE);
UnlockConsoleHandleTable();
return;
}
ULONG
SrvAllocConsole(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus
)
{
PCONSOLE_ALLOC_MSG a = (PCONSOLE_ALLOC_MSG)&m->u.ApiMessageData;
PCONSOLE_PER_PROCESS_DATA ProcessData;
NTSTATUS Status;
PCONSOLE_INFORMATION Console;
PCONSOLE_PROCESS_HANDLE ProcessHandleRecord;
DWORD ConsoleThreadId;
PCSR_PROCESS Process;
HDESK hdesk;
HWINSTA hwinsta;
UNICODE_STRING strDesktopName;
ProcessData = CONSOLE_PERPROCESSDATA();
ASSERT(!CONSOLE_GETCONSOLEAPPFROMPROCESSDATA(ProcessData));
//
// Connect to the windowstation and desktop.
//
if (!CsrImpersonateClient(NULL)) {
return (ULONG)STATUS_BAD_IMPERSONATION_LEVEL;
}
Process = (PCSR_PROCESS)(CSR_SERVER_QUERYCLIENTTHREAD()->Process);
if (a->DesktopLength)
RtlInitUnicodeString(&strDesktopName, a->Desktop);
else
RtlInitUnicodeString(&strDesktopName, L"Default");
hdesk = NtUserResolveDesktop(Process->ProcessHandle,
&strDesktopName, FALSE, &hwinsta);
CsrRevertToSelf();
if (hdesk == NULL) {
return (ULONG)STATUS_UNSUCCESSFUL;
}
LockConsoleHandleTable();
// Need to initialize windows stuff once real console app starts.
// This is because for the time being windows expects the first
// app to be a windows app.
//
Status = InitWindowsStuff(Process, hdesk, &ConsoleThreadId);
if (!NT_SUCCESS(Status)) {
UnlockConsoleHandleTable();
return Status;
}
ProcessHandleRecord = HeapAlloc(pConHeap,MAKE_TAG( HANDLE_TAG ),sizeof(CONSOLE_PROCESS_HANDLE));
if (ProcessHandleRecord == NULL) {
UnlockConsoleHandleTable();
return (ULONG)STATUS_NO_MEMORY;
}
Status = SetUpConsole(a->ConsoleInfo,
a->TitleLength,
a->Title,
a->CurDir,
a->AppName,
ProcessData,
TRUE,
ConsoleThreadId,
hdesk);
if (!NT_SUCCESS(Status)) {
HeapFree(pConHeap,0,ProcessHandleRecord);
UnlockConsoleHandleTable();
return Status;
}
CONSOLE_SETCONSOLEAPP(TRUE);
Process->Flags |= CSR_PROCESS_CONSOLEAPP;
Status = DereferenceConsoleHandle(a->ConsoleInfo->ConsoleHandle,&Console);
ASSERT (NT_SUCCESS(Status));
ProcessHandleRecord->Process = CSR_SERVER_QUERYCLIENTTHREAD()->Process;
ProcessHandleRecord->CtrlRoutine = NULL;
ProcessHandleRecord->PropRoutine = NULL;
ASSERT (!(Console->Flags & CONSOLE_SHUTTING_DOWN));
AddProcessToList(Console,ProcessHandleRecord,CONSOLE_CLIENTPROCESSHANDLE());
(HANDLE) AllocateCommandHistory(Console,
a->AppNameLength,
a->AppName,
CONSOLE_CLIENTPROCESSHANDLE());
//
// Save the windowstation and desktop handles so they
// can be used later
//
Console->hWinSta = hwinsta;
Console->hDesk = hdesk;
UnlockConsoleHandleTable();
return STATUS_SUCCESS;
UNREFERENCED_PARAMETER(ReplyStatus); // get rid of unreferenced parameter warning message
}
ULONG
SrvFreeConsole(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus
)
{
PCONSOLE_FREE_MSG a = (PCONSOLE_FREE_MSG)&m->u.ApiMessageData;
PCONSOLE_PER_PROCESS_DATA ProcessData;
NTSTATUS Status;
LockConsoleHandleTable();
ProcessData = CONSOLE_PERPROCESSDATA();
ASSERT (CONSOLE_GETCONSOLEAPPFROMPROCESSDATA(ProcessData));
ASSERT(CONSOLE_GETCONSOLEHANDLEFROMPROCESSDATA(ProcessData)==a->ConsoleHandle);
Status = RemoveConsole(ProcessData,CONSOLE_CLIENTPROCESSHANDLE(),
CONSOLE_CLIENTPROCESSID());
if (!NT_SUCCESS(Status)) {
UnlockConsoleHandleTable();
return Status;
}
CONSOLE_SETCONSOLEHANDLE(NULL);
CONSOLE_SETCONSOLEAPP(FALSE);
UnlockConsoleHandleTable();
return STATUS_SUCCESS;
UNREFERENCED_PARAMETER(ReplyStatus); // get rid of unreferenced parameter warning message
}
NTSTATUS
MyRegOpenKey(
IN HANDLE hKey,
IN LPWSTR lpSubKey,
OUT PHANDLE phResult
)
{
OBJECT_ATTRIBUTES Obja;
UNICODE_STRING SubKey;
//
// Convert the subkey to a counted Unicode string.
//
RtlInitUnicodeString( &SubKey, lpSubKey );
//
// Initialize the OBJECT_ATTRIBUTES structure and open the key.
//
InitializeObjectAttributes(
&Obja,
&SubKey,
OBJ_CASE_INSENSITIVE,
hKey,
NULL
);
return NtOpenKey(
phResult,
KEY_READ,
&Obja
);
}
NTSTATUS
MyRegQueryValue(
IN HANDLE hKey,
IN LPWSTR lpValueName,
IN DWORD dwValueLength,
OUT LPBYTE lpData
)
{
UNICODE_STRING ValueName;
ULONG BufferLength;
ULONG ResultLength;
PKEY_VALUE_FULL_INFORMATION KeyValueInformation;
NTSTATUS Status;
//
// Convert the subkey to a counted Unicode string.
//
RtlInitUnicodeString( &ValueName, lpValueName );
BufferLength = sizeof(KEY_VALUE_FULL_INFORMATION) + dwValueLength + ValueName.Length;;
KeyValueInformation = HeapAlloc(pConHeap,MAKE_TAG( TMP_TAG ),BufferLength);
if (KeyValueInformation == NULL)
return STATUS_NO_MEMORY;
Status = NtQueryValueKey(
hKey,
&ValueName,
KeyValueFullInformation,
KeyValueInformation,
BufferLength,
&ResultLength
);
if (NT_SUCCESS(Status)) {
ASSERT(KeyValueInformation->DataLength <= dwValueLength);
RtlCopyMemory(lpData,
(PBYTE)KeyValueInformation + KeyValueInformation->DataOffset,
KeyValueInformation->DataLength);
if (KeyValueInformation->Type == REG_SZ) {
if (KeyValueInformation->DataLength + sizeof(WCHAR) > dwValueLength) {
KeyValueInformation->DataLength -= sizeof(WCHAR);
}
lpData[KeyValueInformation->DataLength++] = 0;
lpData[KeyValueInformation->DataLength] = 0;
}
}
HeapFree(pConHeap,0,KeyValueInformation);
return Status;
}
LPWSTR
TranslateConsoleTitle(
LPWSTR ConsoleTitle
)
/*++
this routine translates path characters into $ characters because
the NT registry apis do not allow the creation of keys with
names that contain path characters. it allocates a buffer that
must be freed.
--*/
{
int ConsoleTitleLength,i;
LPWSTR TranslatedConsoleTitle,Tmp;
ConsoleTitleLength = lstrlenW(ConsoleTitle) + 1;
Tmp = TranslatedConsoleTitle = HeapAlloc(pConHeap,MAKE_TAG( TITLE_TAG ),ConsoleTitleLength * sizeof(WCHAR));
if (TranslatedConsoleTitle == NULL) {
return NULL;
}
for (i=0;i<ConsoleTitleLength;i++) {
if (*ConsoleTitle == '\\') {
*TranslatedConsoleTitle++ = (WCHAR)'_';
ConsoleTitle++;
} else {
*TranslatedConsoleTitle++ = *ConsoleTitle++;
}
}
return Tmp;
}
ULONG
ConsoleClientShutdown(
PCSR_PROCESS Process,
ULONG Flags,
BOOLEAN fFirstPass
)
{
PCONSOLE_INFORMATION Console;
PCONSOLE_PER_PROCESS_DATA ProcessData;
NTSTATUS Status;
HWND hWnd;
HANDLE TerminationEvent;
NTSTATUS WaitStatus;
LARGE_INTEGER li;
//
// Find the console associated with this process
//
ProcessData = CONSOLE_FROMPROCESSPERPROCESSDATA(Process);
//
// If this process is not a console app, stop right here unless
// this is the second pass of shutdown, in which case we'll take
// it.
//
if (!ProcessData || !CONSOLE_GETCONSOLEAPPFROMPROCESSDATA(ProcessData)) {
if (fFirstPass)
return SHUTDOWN_UNKNOWN_PROCESS;
return NonConsoleProcessShutdown(Process, Flags);
}
//
// Find the console structure pointer.
//
LockConsoleHandleTable();
Status = DereferenceConsoleHandle(
CONSOLE_GETCONSOLEHANDLEFROMPROCESSDATA(ProcessData),
&Console);
if (!NT_SUCCESS(Status)) {
UnlockConsoleHandleTable();
return SHUTDOWN_UNKNOWN_PROCESS;
}
//
// If this is the invisible WOW console, return UNKNOWN so USER
// enumerates 16-bit gui apps.
//
if ((Console->Flags & CONSOLE_NO_WINDOW) &&
(Console->Flags & CONSOLE_WOW_REGISTERED)) {
UnlockConsoleHandleTable();
return SHUTDOWN_UNKNOWN_PROCESS;
}
//
// Sometimes the console structure is around even through the
// hWnd has been NULLed out. In this case, go to non-console
// process shutdown.
//
hWnd = Console->hWnd;
if (hWnd == NULL) {
UnlockConsoleHandleTable();
return NonConsoleProcessShutdown(Process, Flags);
}
//
// Make a copy of the console termination event
//
Status = NtDuplicateObject(NtCurrentProcess(),
Console->TerminationEvent,
NtCurrentProcess(),
&TerminationEvent,
0,
FALSE,
DUPLICATE_SAME_ACCESS
);
if (!NT_SUCCESS(Status)) {
UnlockConsoleHandleTable();
return NonConsoleProcessShutdown(Process, Flags);
}
UnlockConsoleHandleTable();
//
// We're done looking at this process structure, so dereference it.
//
CsrDereferenceProcess(Process);
//
// Synchronously talk to this console, if it hasn't gone away while
// we were waiting for the critical section.
//
if (NT_SUCCESS(ValidateConsole(Console))) {
Status = SendMessage(hWnd, CM_CONSOLE_SHUTDOWN, Flags, 0x47474747);
//
// If Status == 0, then the SendMessage failed, indicating that
// the console is gone.
//
if (Status == 0)
Status = SHUTDOWN_KNOWN_PROCESS;
} else {
KdPrint(("CONSRV: Shutting down deleted console\n"));
Status = SHUTDOWN_KNOWN_PROCESS;
}
//
// If Status == STATUS_PROCESS_IS_TERMINATING, then we should wait
// for the console to exit.
//
if (Status == STATUS_PROCESS_IS_TERMINATING) {
li.QuadPart = (LONGLONG)-10000 * 500000;
WaitStatus = NtWaitForSingleObject(TerminationEvent, FALSE, &li);
if (WaitStatus != STATUS_TIMEOUT) {
Status = SHUTDOWN_KNOWN_PROCESS;
} else {
#if DBG
PLIST_ENTRY ListHead, ListNext;
PCONSOLE_PROCESS_HANDLE ProcessHandleRecord;
PCSR_PROCESS Process;
DbgPrint("CONSRV: Shutdown wait timed out on %x\n", Console);
DbgPrint("Reference count is %d\n", Console->RefCount);
ListHead = &Console->ProcessHandleList;
ListNext = ListHead->Flink;
while (ListNext != ListHead) {
ProcessHandleRecord = CONTAINING_RECORD(ListNext, CONSOLE_PROCESS_HANDLE, ListLink);
Process = ProcessHandleRecord->Process;
DbgPrint("Process = %x ", Process);
DbgPrint("ProcessId = %x\n", Process->ClientId.UniqueProcess);
ListNext = ListNext->Flink;
}
ASSERT(FALSE);
#endif
Status = SHUTDOWN_CANCEL;
}
}
NtClose(TerminationEvent);
return Status;
}
ULONG
NonConsoleProcessShutdown(
PCSR_PROCESS Process,
DWORD dwFlags
)
{
CONSOLE_PROCESS_TERMINATION_RECORD TerminateRecord;
DWORD EventType;
BOOL Success;
HANDLE ProcessHandle;
Success = DuplicateHandle(NtCurrentProcess(),
Process->ProcessHandle,
NtCurrentProcess(),
&ProcessHandle,
0,
FALSE,
DUPLICATE_SAME_ACCESS);
if (!Success)
ProcessHandle = Process->ProcessHandle;
TerminateRecord.ProcessHandle = ProcessHandle;
TerminateRecord.TerminateCount = 0;
TerminateRecord.CtrlRoutine = CtrlRoutine;
CsrDereferenceProcess(Process);
EventType = CTRL_LOGOFF_EVENT;
if (dwFlags & EWX_SHUTDOWN)
EventType = CTRL_SHUTDOWN_EVENT;
CreateCtrlThread(&TerminateRecord,
1,
NULL,
EventType,
TRUE);
if (Success)
CloseHandle(ProcessHandle);
return SHUTDOWN_KNOWN_PROCESS;
}
VOID
InitializeConsoleAttributes( VOID )
/*++
Routine Description:
This routine initializes default attributes from the current
user's registry values. It gets called during logon/logoff.
Arguments:
none
Return Value:
none
--*/
{
//
// Store default values in structure
//
DefaultRegInfo.ScreenFill.Attributes = 0x07; // white on black
DefaultRegInfo.ScreenFill.Char.UnicodeChar = (WCHAR)' ';
DefaultRegInfo.PopupFill.Attributes = 0xf5; // purple on white
DefaultRegInfo.PopupFill.Char.UnicodeChar = (WCHAR)' ';
DefaultRegInfo.InsertMode = FALSE;
DefaultRegInfo.QuickEdit = FALSE;
DefaultRegInfo.FullScreen = FALSE;
DefaultRegInfo.ScreenBufferSize.X = 80;
DefaultRegInfo.ScreenBufferSize.Y = 25;
DefaultRegInfo.WindowSize.X = 80;
DefaultRegInfo.WindowSize.Y = 25;
DefaultRegInfo.WindowPosX = CW_USEDEFAULT;
DefaultRegInfo.WindowPosY = 0;
DefaultRegInfo.FontSize.X = 0;
DefaultRegInfo.FontSize.Y = 0;
DefaultRegInfo.FontFamily = 0;
DefaultRegInfo.FontWeight = 0;
DefaultRegInfo.FaceName[0] = L'\0';
DefaultRegInfo.CursorSize = CURSOR_SMALL_SIZE;
DefaultRegInfo.HistoryBufferSize = DEFAULT_NUMBER_OF_COMMANDS;
DefaultRegInfo.NumberOfHistoryBuffers = DEFAULT_NUMBER_OF_BUFFERS;
DefaultRegInfo.HistoryNoDup = FALSE;
DefaultRegInfo.ColorTable[ 0] = RGB(0, 0, 0 );
DefaultRegInfo.ColorTable[ 1] = RGB(0, 0, 0x80);
DefaultRegInfo.ColorTable[ 2] = RGB(0, 0x80,0 );
DefaultRegInfo.ColorTable[ 3] = RGB(0, 0x80,0x80);
DefaultRegInfo.ColorTable[ 4] = RGB(0x80,0, 0 );
DefaultRegInfo.ColorTable[ 5] = RGB(0x80,0, 0x80);
DefaultRegInfo.ColorTable[ 6] = RGB(0x80,0x80,0 );
DefaultRegInfo.ColorTable[ 7] = RGB(0xC0,0xC0,0xC0);
DefaultRegInfo.ColorTable[ 8] = RGB(0x80,0x80,0x80);
DefaultRegInfo.ColorTable[ 9] = RGB(0, 0, 0xFF);
DefaultRegInfo.ColorTable[10] = RGB(0, 0xFF,0 );
DefaultRegInfo.ColorTable[11] = RGB(0, 0xFF,0xFF);
DefaultRegInfo.ColorTable[12] = RGB(0xFF,0, 0 );
DefaultRegInfo.ColorTable[13] = RGB(0xFF,0, 0xFF);
DefaultRegInfo.ColorTable[14] = RGB(0xFF,0xFF,0 );
DefaultRegInfo.ColorTable[15] = RGB(0xFF,0xFF,0xFF);
//
// Read the registry values
//
GetRegistryValues(L"", &DefaultRegInfo);
//
// Validate screen buffer size
//
if (DefaultRegInfo.ScreenBufferSize.X == 0)
DefaultRegInfo.ScreenBufferSize.X = 1;
if (DefaultRegInfo.ScreenBufferSize.Y == 0)
DefaultRegInfo.ScreenBufferSize.Y = 1;
//
// Validate window size
//
if (DefaultRegInfo.WindowSize.X == 0)
DefaultRegInfo.WindowSize.X = 1;
else if (DefaultRegInfo.WindowSize.X > DefaultRegInfo.ScreenBufferSize.X)
DefaultRegInfo.WindowSize.X = DefaultRegInfo.ScreenBufferSize.X;
if (DefaultRegInfo.WindowSize.Y == 0)
DefaultRegInfo.WindowSize.Y = 1;
else if (DefaultRegInfo.WindowSize.Y > DefaultRegInfo.ScreenBufferSize.Y)
DefaultRegInfo.WindowSize.Y = DefaultRegInfo.ScreenBufferSize.Y;
//
// Get system metrics for this user
//
InitializeSystemMetrics();
}
VOID
GetRegistryValues(
IN LPWSTR ConsoleTitle,
OUT PCONSOLE_REGISTRY_INFO RegInfo
)
/*++
Routine Description:
This routine reads in values from the registry and places them
in the supplied structure.
Arguments:
ConsoleTitle - name of subkey to open
RegInfo - pointer to structure to receive information
Return Value:
none
--*/
{
HANDLE hCurrentUserKey;
HANDLE hConsoleKey;
HANDLE hTitleKey;
NTSTATUS Status;
LPWSTR TranslatedConsoleTitle;
DWORD dwValue;
DWORD i;
WCHAR awchFaceName[LF_FACESIZE];
WCHAR awchBuffer[ 16 ];
KEY_BASIC_INFORMATION KeyInfo;
ULONG ResultLength;
//
// Impersonate the client process
//
if (!CsrImpersonateClient(NULL)) {
KdPrint(("CONSRV: GetRegistryValues Impersonate failed\n"));
return;
}
//
// Open the current user registry key
//
Status = RtlOpenCurrentUser(MAXIMUM_ALLOWED, &hCurrentUserKey);
if (!NT_SUCCESS(Status)) {
CsrRevertToSelf();
return;
}
//
// Open the console registry key
//
Status = MyRegOpenKey(hCurrentUserKey,
CONSOLE_REGISTRY_STRING,
&hConsoleKey);
if (!NT_SUCCESS(Status)) {
NtClose(hCurrentUserKey);
CsrRevertToSelf();
return;
}
//
// If we're not reading the default key, check if the default values
// need to be updated
//
Status = NtQueryKey(hConsoleKey,
KeyBasicInformation,
&KeyInfo,
sizeof(KeyInfo),
&ResultLength);
if (!NT_ERROR(Status)) {
if (DefaultRegInfo.LastWriteTime != KeyInfo.LastWriteTime.QuadPart) {
DefaultRegInfo.LastWriteTime = KeyInfo.LastWriteTime.QuadPart;
if (RegInfo != &DefaultRegInfo) {
GetRegistryValues(L"", &DefaultRegInfo);
*RegInfo = DefaultRegInfo;
}
}
}
//
// Open the console title subkey
//
TranslatedConsoleTitle = TranslateConsoleTitle(ConsoleTitle);
if (TranslatedConsoleTitle == NULL) {
NtClose(hConsoleKey);
NtClose(hCurrentUserKey);
CsrRevertToSelf();
return;
}
Status = MyRegOpenKey(hConsoleKey,
TranslatedConsoleTitle,
&hTitleKey);
HeapFree(pConHeap,0,TranslatedConsoleTitle);
if (!NT_SUCCESS(Status)) {
NtClose(hConsoleKey);
NtClose(hCurrentUserKey);
CsrRevertToSelf();
return;
}
//
// Initial screen fill
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FILLATTR,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->ScreenFill.Attributes = (WORD)dwValue;
}
//
// Initial popup fill
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_POPUPATTR,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->PopupFill.Attributes = (WORD)dwValue;
}
//
// Initial insert mode
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_INSERTMODE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->InsertMode = !!dwValue;
}
//
// Initial quick edit mode
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_QUICKEDIT,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->QuickEdit = !!dwValue;
}
#ifdef i386
//
// Initial full screen mode
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FULLSCR,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->FullScreen = !!dwValue;
}
#endif
//
// Initial screen buffer size
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_BUFFERSIZE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->ScreenBufferSize.X = LOWORD(dwValue);
RegInfo->ScreenBufferSize.Y = HIWORD(dwValue);
}
//
// Initial window size
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_WINDOWSIZE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->WindowSize.X = LOWORD(dwValue);
RegInfo->WindowSize.Y = HIWORD(dwValue);
}
//
// Initial window position
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_WINDOWPOS,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->WindowPosX = (SHORT)LOWORD(dwValue);
RegInfo->WindowPosY = (SHORT)HIWORD(dwValue);
}
//
// Initial font size
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FONTSIZE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->FontSize.X = LOWORD(dwValue);
RegInfo->FontSize.Y = HIWORD(dwValue);
}
//
// Initial font family
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FONTFAMILY,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->FontFamily = dwValue;
}
//
// Initial font weight
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FONTWEIGHT,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->FontWeight = dwValue;
}
//
// Initial font face name
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_FACENAME,
sizeof(awchFaceName), (PBYTE)awchFaceName))) {
RtlCopyMemory(RegInfo->FaceName, awchFaceName, sizeof(awchFaceName));
}
//
// Initial cursor size
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_CURSORSIZE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->CursorSize = dwValue;
}
//
// Initial history buffer size
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_HISTORYSIZE,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->HistoryBufferSize = dwValue;
}
//
// Initial number of history buffers
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_HISTORYBUFS,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->NumberOfHistoryBuffers = dwValue;
}
//
// Initial history duplication mode
//
if (NT_SUCCESS(MyRegQueryValue(hTitleKey,
CONSOLE_REGISTRY_HISTORYNODUP,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->HistoryNoDup = dwValue;
}
for (i=0; i<16; i++) {
wsprintf(awchBuffer, CONSOLE_REGISTRY_COLORTABLE, i);
if (NT_SUCCESS(MyRegQueryValue(hTitleKey, awchBuffer,
sizeof(dwValue), (PBYTE)&dwValue))) {
RegInfo->ColorTable[ i ] = dwValue;
}
}
//
// Close the registry keys
//
NtClose(hTitleKey);
NtClose(hConsoleKey);
NtClose(hCurrentUserKey);
CsrRevertToSelf();
}