smss.c File Reference

#include "smss.h"
#include <debug.h>

Include dependency graph for smss.c:

Go to the source code of this file.

Macros
#define	NDEBUG
#define	DEFAULT_SUBSYSTEM_DESC   L"Windows SubSystem"
#define	DEFAULT_INITIAL_COMMAND_DESC   L"Windows Logon Process"

Functions
NTSTATUS NTAPI	SmpExecuteImage (IN PUNICODE_STRING FileName, IN PUNICODE_STRING Directory, IN PUNICODE_STRING CommandLine, IN ULONG MuSessionId, IN ULONG Flags, IN PRTL_USER_PROCESS_INFORMATION ProcessInformation)
NTSTATUS NTAPI	SmpInvokeAutoChk (IN PUNICODE_STRING FileName, IN PUNICODE_STRING Directory, IN PUNICODE_STRING Arguments, IN ULONG Flags)
NTSTATUS NTAPI	SmpExecuteCommand (IN PUNICODE_STRING CommandLine, IN ULONG MuSessionId, OUT PHANDLE ProcessId, IN ULONG Flags)
NTSTATUS NTAPI	SmpExecuteInitialCommand (IN ULONG MuSessionId, IN PUNICODE_STRING InitialCommand, IN HANDLE InitialCommandProcess, OUT PHANDLE ReturnPid)
NTSTATUS NTAPI	SmpTerminate (_In_reads_(ParameterCount) PULONG_PTR Parameters, _In_ ULONG ParameterMask, _In_ ULONG ParameterCount)
LONG NTAPI	SmpUnhandledExceptionFilter (_In_ PEXCEPTION_POINTERS ExceptionInfo)
NTSTATUS __cdecl	_main (IN INT argc, IN PCHAR argv[], IN PCHAR envp[], IN ULONG DebugFlag)

Variables
UNICODE_STRING	SmpSystemRoot
ULONG	AttachedSessionId = -1
BOOLEAN	SmpDebug
HANDLE	SmApiPort
HANDLE	SmpInitialCommandProcessId

Macro Definition Documentation

DEFAULT_INITIAL_COMMAND_DESC

#define DEFAULT_INITIAL_COMMAND_DESC   L"Windows Logon Process"

Definition at line 25 of file smss.c.

DEFAULT_SUBSYSTEM_DESC

#define DEFAULT_SUBSYSTEM_DESC   L"Windows SubSystem"

Definition at line 24 of file smss.c.

NDEBUG

#define NDEBUG

Definition at line 13 of file smss.c.

Function Documentation

_main()

NTSTATUS __cdecl _main	(	IN INT	argc,
		IN PCHAR	argv[],
		IN PCHAR	envp[],
		IN ULONG	DebugFlag
	)

Definition at line 456 of file smss.c.

{
    NTSTATUS Status;
    KPRIORITY SetBasePriority;
    ULONG_PTR Parameters[4];
    HANDLE Handles[2];
    PVOID State;
    ULONG Flags;
    PROCESS_BASIC_INFORMATION ProcessInfo;
    UNICODE_STRING DbgString, InitialCommand;
 
    /* Make us critical */
    RtlSetProcessIsCritical(TRUE, NULL, FALSE);
    RtlSetThreadIsCritical(TRUE, NULL, FALSE);
 
    /* Raise our priority */
    SetBasePriority = 11;
    Status = NtSetInformationProcess(NtCurrentProcess(),
                                     ProcessBasePriority,
                                     (PVOID)&SetBasePriority,
                                     sizeof(SetBasePriority));
    ASSERT(NT_SUCCESS(Status));
 
    /* Save the debug flag if it was passed */
    if (DebugFlag) SmpDebug = DebugFlag != 0;
 
    /* Build the hard error parameters */
    Parameters[0] = (ULONG_PTR)&DbgString;
    Parameters[1] = Parameters[2] = Parameters[3] = 0;
 
    /* Enter SEH so we can terminate correctly if anything goes wrong */
    _SEH2_TRY
    {
        /* Initialize SMSS */
        Status = SmpInit(&InitialCommand, &Handles[0]);
        if (!NT_SUCCESS(Status))
        {
            DPRINT1("SMSS: SmpInit return failure - Status == %x\n", Status);
            RtlInitUnicodeString(&DbgString, L"Session Manager Initialization");
            Parameters[1] = Status;
            _SEH2_LEAVE;
        }
 
        /* Get the global flags */
        Status = NtQuerySystemInformation(SystemFlagsInformation,
                                          &Flags,
                                          sizeof(Flags),
                                          NULL);
        ASSERT(NT_SUCCESS(Status));
 
        /* Before executing the initial command check if the debug flag is on */
        if (Flags & (FLG_DEBUG_INITIAL_COMMAND | FLG_DEBUG_INITIAL_COMMAND_EX))
        {
            /* SMSS should launch ntsd with a few parameters at this point */
            DPRINT1("Global Flags Set to SMSS Debugging: Not yet supported\n");
        }
 
        /* Execute the initial command (Winlogon.exe) */
        Status = SmpExecuteInitialCommand(0, &InitialCommand, &Handles[1], NULL);
        if (!NT_SUCCESS(Status))
        {
            /* Fail and raise a hard error */
            DPRINT1("SMSS: Execute Initial Command failed\n");
            RtlInitUnicodeString(&DbgString,
                                 L"Session Manager ExecuteInitialCommand");
            Parameters[1] = Status;
            _SEH2_LEAVE;
        }
 
        /*  Check if we're already attached to a session */
        Status = SmpAcquirePrivilege(SE_LOAD_DRIVER_PRIVILEGE, &State);
        if (AttachedSessionId != -1)
        {
            /* Detach from it, we should be in no session right now */
            Status = NtSetSystemInformation(SystemSessionDetach,
                                            &AttachedSessionId,
                                            sizeof(AttachedSessionId));
            ASSERT(NT_SUCCESS(Status));
            AttachedSessionId = -1;
        }
        SmpReleasePrivilege(State);
 
        /* Wait on either CSRSS or the initial command to die */
        Status = NtWaitForMultipleObjects(RTL_NUMBER_OF(Handles),
                                          Handles,
                                          WaitAny,
                                          FALSE,
                                          NULL);
        if (Status == STATUS_WAIT_0)
        {
            /* CSRSS is dead, get its exit code */
            RtlInitUnicodeString(&DbgString, DEFAULT_SUBSYSTEM_DESC);
            Status = NtQueryInformationProcess(Handles[0],
                                               ProcessBasicInformation,
                                               &ProcessInfo,
                                               sizeof(ProcessInfo),
                                               NULL);
            DPRINT1("SMSS: %S terminated when it wasn't supposed to.\n",
                    DEFAULT_SUBSYSTEM_DESC);
        }
        else
        {
            /* The initial command is dead or we have another failure */
            RtlInitUnicodeString(&DbgString, DEFAULT_INITIAL_COMMAND_DESC);
            if (Status == STATUS_WAIT_1)
            {
                /* The initial command got terminated, get its exit code */
                Status = NtQueryInformationProcess(Handles[1],
                                                   ProcessBasicInformation,
                                                   &ProcessInfo,
                                                   sizeof(ProcessInfo),
                                                   NULL);
            }
            else
            {
                /* Something else satisfied our wait, so set the wait status */
                ProcessInfo.ExitStatus = Status;
                Status = STATUS_SUCCESS;
            }
            DPRINT1("SMSS: Initial command '%wZ' terminated when it wasn't supposed to.\n",
                    &InitialCommand);
        }
 
        /* Check if NtQueryInformationProcess was successful */
        if (NT_SUCCESS(Status))
        {
            /* Then we must have a valid exit status in the structure, use it */
            Parameters[1] = ProcessInfo.ExitStatus;
        }
        else
        {
            /* We really don't know what happened, so set a generic error */
            Parameters[1] = STATUS_UNSUCCESSFUL;
        }
    }
    _SEH2_EXCEPT(SmpUnhandledExceptionFilter(_SEH2_GetExceptionInformation()))
    {
        /* The filter should never return here */
        ASSERT(FALSE);
    }
    _SEH2_END;
 
    /* Something in the init loop failed, terminate SMSS */
    return SmpTerminate(Parameters, 1, RTL_NUMBER_OF(Parameters));
}

SmpExecuteCommand()

NTSTATUS NTAPI SmpExecuteCommand	(	IN PUNICODE_STRING	CommandLine,
		IN ULONG	MuSessionId,
		OUT PHANDLE	ProcessId,
		IN ULONG	Flags
	)

Definition at line 208 of file smss.c.

{
    NTSTATUS Status;
    UNICODE_STRING Arguments, Directory, FileName;
 
    /* There's no longer a debugging subsystem */
    if (Flags & SMP_DEBUG_FLAG) return STATUS_SUCCESS;
 
    /* Parse the command line to see what execution flags are requested */
    Status = SmpParseCommandLine(CommandLine,
                                 &Flags,
                                 &FileName,
                                 &Directory,
                                 &Arguments);
    if (!NT_SUCCESS(Status))
    {
        /* Fail if we couldn't do that */
        DPRINT1("SMSS: SmpParseCommandLine(%wZ) failed - Status == %lx\n",
                CommandLine, Status);
        return Status;
    }
 
    /* Check if autochk is requested */
    if (Flags & SMP_AUTOCHK_FLAG)
    {
        /* Run it */
        Status = SmpInvokeAutoChk(&FileName, &Directory, &Arguments, Flags);
    }
    else if (Flags & SMP_SUBSYSTEM_FLAG)
    {
        Status = SmpLoadSubSystem(&FileName,
                                  &Directory,
                                  CommandLine,
                                  MuSessionId,
                                  ProcessId,
                                  Flags);
    }
    else if (Flags & SMP_INVALID_PATH)
    {
        /* An invalid image was specified, fail */
        DPRINT1("SMSS: Image file (%wZ) not found\n", &FileName);
        Status = STATUS_OBJECT_NAME_NOT_FOUND;
    }
    else
    {
        /* An actual image name was present, execute it */
        Status = SmpExecuteImage(&FileName,
                                 &Directory,
                                 CommandLine,
                                 MuSessionId,
                                 Flags,
                                 NULL);
    }
 
    /* Free all the token parameters */
    if (FileName.Buffer)  RtlFreeHeap(RtlGetProcessHeap(), 0, FileName.Buffer);
    if (Directory.Buffer) RtlFreeHeap(RtlGetProcessHeap(), 0, Directory.Buffer);
    if (Arguments.Buffer) RtlFreeHeap(RtlGetProcessHeap(), 0, Arguments.Buffer);
 
    /* Return to the caller */
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("SMSS: Command '%wZ' failed - Status == %x\n",
                CommandLine, Status);
    }
    return Status;
}

Referenced by SmpLoadDataFromRegistry(), SmpLoadDeferedSubsystem(), and SmpLoadSubSystemsForMuSession().

SmpExecuteImage()

NTSTATUS NTAPI SmpExecuteImage	(	IN PUNICODE_STRING	FileName,
		IN PUNICODE_STRING	Directory,
		IN PUNICODE_STRING	CommandLine,
		IN ULONG	MuSessionId,
		IN ULONG	Flags,
		IN PRTL_USER_PROCESS_INFORMATION	ProcessInformation
	)

Definition at line 31 of file smss.c.

{
    PRTL_USER_PROCESS_INFORMATION ProcessInfo;
    NTSTATUS Status;
    RTL_USER_PROCESS_INFORMATION LocalProcessInfo;
    PRTL_USER_PROCESS_PARAMETERS ProcessParameters;
 
    /* Use the input process information if we have it, otherwise use local */
    ProcessInfo = ProcessInformation;
    if (!ProcessInfo) ProcessInfo = &LocalProcessInfo;
 
    /* Create parameters for the target process */
    Status = RtlCreateProcessParameters(&ProcessParameters,
                                        FileName,
                                        SmpDefaultLibPath.Length ?
                                        &SmpDefaultLibPath : NULL,
                                        Directory,
                                        CommandLine,
                                        SmpDefaultEnvironment,
                                        NULL,
                                        NULL,
                                        NULL,
                                        0);
    if (!NT_SUCCESS(Status))
    {
        /* This is a pretty bad failure. ASSERT on checked builds and exit */
        ASSERTMSG("RtlCreateProcessParameters failed.\n", NT_SUCCESS(Status));
        DPRINT1("SMSS: RtlCreateProcessParameters failed for %wZ - Status == %lx\n",
                FileName, Status);
        return Status;
    }
 
    /* Set the size field as required */
    ProcessInfo->Size = sizeof(*ProcessInfo);
 
    /* Check if the debug flag was requested */
    if (Flags & SMP_DEBUG_FLAG)
    {
        /* Write it in the process parameters */
        ProcessParameters->DebugFlags = 1;
    }
    else
    {
        /* Otherwise inherit the flag that was passed to SMSS itself */
        ProcessParameters->DebugFlags = SmpDebug;
    }
 
    /* Subsystems get the first 1MB of memory reserved for DOS/IVT purposes */
    if (Flags & SMP_SUBSYSTEM_FLAG)
    {
        ProcessParameters->Flags |= RTL_USER_PROCESS_PARAMETERS_RESERVE_1MB;
    }
 
    /* And always force NX for anything that SMSS launches */
    ProcessParameters->Flags |= RTL_USER_PROCESS_PARAMETERS_NX;
 
    /* Now create the process in suspended state */
    Status = RtlCreateUserProcess(FileName,
                                  OBJ_CASE_INSENSITIVE,
                                  ProcessParameters,
                                  NULL,
                                  NULL,
                                  NULL,
                                  FALSE,
                                  NULL,
                                  NULL,
                                  ProcessInfo);
    RtlDestroyProcessParameters(ProcessParameters);
    if (!NT_SUCCESS(Status))
    {
        /* If we couldn't create it, fail back to the caller */
        DPRINT1("SMSS: Failed load of %wZ - Status  == %lx\n",
                FileName, Status);
        return Status;
    }
 
    /* Associate a session with this process */
    Status = SmpSetProcessMuSessionId(ProcessInfo->ProcessHandle, MuSessionId);
 
    /* If the application is deferred (suspended), there's nothing to do */
    if (Flags & SMP_DEFERRED_FLAG) return Status;
 
    /* Otherwise, get ready to start it, but make sure it's a native app */
    if (ProcessInfo->ImageInformation.SubSystemType == IMAGE_SUBSYSTEM_NATIVE)
    {
        /* Resume it */
        NtResumeThread(ProcessInfo->ThreadHandle, NULL);
        if (!(Flags & SMP_ASYNC_FLAG))
        {
            /* Block on it unless Async was requested */
            NtWaitForSingleObject(ProcessInfo->ThreadHandle, FALSE, NULL);
        }
 
        /* It's up and running now, close our handles */
        NtClose(ProcessInfo->ThreadHandle);
        NtClose(ProcessInfo->ProcessHandle);
    }
    else
    {
        /* This image is invalid, so kill it, close our handles, and fail */
        Status = STATUS_INVALID_IMAGE_FORMAT;
        NtTerminateProcess(ProcessInfo->ProcessHandle, Status);
        NtWaitForSingleObject(ProcessInfo->ThreadHandle, FALSE, NULL);
        NtClose(ProcessInfo->ThreadHandle);
        NtClose(ProcessInfo->ProcessHandle);
        DPRINT1("SMSS: Not an NT image - %wZ\n", FileName);
    }
 
    /* Return the outcome of the process create */
    return Status;
}

Referenced by SmpExecuteCommand(), SmpExecuteInitialCommand(), SmpInvokeAutoChk(), and SmpLoadSubSystem().

SmpExecuteInitialCommand()

NTSTATUS NTAPI SmpExecuteInitialCommand	(	IN ULONG	MuSessionId,
		IN PUNICODE_STRING	InitialCommand,
		IN HANDLE	InitialCommandProcess,
		OUT PHANDLE	ReturnPid
	)

Definition at line 281 of file smss.c.

{
    NTSTATUS Status;
    RTL_USER_PROCESS_INFORMATION ProcessInfo;
    UNICODE_STRING Arguments, Directory, FileName;
    ULONG Flags = 0;
 
    /* Check if we haven't yet connected to ourselves */
    if (!SmApiPort)
    {
        /* Connect to ourselves, as a client */
        Status = SmConnectToSm(NULL, NULL, 0, &SmApiPort);
        if (!NT_SUCCESS(Status))
        {
            DPRINT1("SMSS: Unable to connect to SM - Status == %lx\n", Status);
            return Status;
        }
    }
 
    /* Parse the initial command line */
    Status = SmpParseCommandLine(InitialCommand,
                                 &Flags,
                                 &FileName,
                                 &Directory,
                                 &Arguments);
    if (Flags & SMP_INVALID_PATH)
    {
        /* Fail if it doesn't exist */
        DPRINT1("SMSS: Initial command image (%wZ) not found\n", &FileName);
        if (FileName.Buffer) RtlFreeHeap(RtlGetProcessHeap(), 0, FileName.Buffer);
        return STATUS_OBJECT_NAME_NOT_FOUND;
    }
 
    /* And fail if any other reason is also true */
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("SMSS: SmpParseCommandLine(%wZ) failed - Status == %lx\n",
                InitialCommand, Status);
        return Status;
    }
 
    /* Execute the initial command, but defer its full execution */
    Status = SmpExecuteImage(&FileName,
                             &Directory,
                             InitialCommand,
                             MuSessionId,
                             SMP_DEFERRED_FLAG,
                             &ProcessInfo);
 
    /* Free all the token parameters */
    if (FileName.Buffer)  RtlFreeHeap(RtlGetProcessHeap(), 0, FileName.Buffer);
    if (Directory.Buffer) RtlFreeHeap(RtlGetProcessHeap(), 0, Directory.Buffer);
    if (Arguments.Buffer) RtlFreeHeap(RtlGetProcessHeap(), 0, Arguments.Buffer);
 
    /* Bail out if we couldn't execute the initial command */
    if (!NT_SUCCESS(Status)) return Status;
 
    /* Now duplicate the handle to this process */
    Status = NtDuplicateObject(NtCurrentProcess(),
                               ProcessInfo.ProcessHandle,
                               NtCurrentProcess(),
                               InitialCommandProcess,
                               PROCESS_ALL_ACCESS,
                               0,
                               0);
    if (!NT_SUCCESS(Status))
    {
        /* Kill it utterly if duplication failed */
        DPRINT1("SMSS: DupObject Failed. Status == %lx\n", Status);
        NtTerminateProcess(ProcessInfo.ProcessHandle, Status);
        NtResumeThread(ProcessInfo.ThreadHandle, NULL);
        NtClose(ProcessInfo.ThreadHandle);
        NtClose(ProcessInfo.ProcessHandle);
        return Status;
    }
 
    /* Return PID to the caller, and set this as the initial command PID */
    if (ReturnPid) *ReturnPid = ProcessInfo.ClientId.UniqueProcess;
    if (!MuSessionId) SmpInitialCommandProcessId = ProcessInfo.ClientId.UniqueProcess;
 
    /* Now call our server execution function to wrap up its initialization */
    Status = SmExecPgm(SmApiPort, &ProcessInfo, FALSE);
    if (!NT_SUCCESS(Status)) DPRINT1("SMSS: SmExecPgm Failed. Status == %lx\n", Status);
    return Status;
}

Referenced by _main(), and SmpStartCsr().

SmpInvokeAutoChk()

NTSTATUS NTAPI SmpInvokeAutoChk	(	IN PUNICODE_STRING	FileName,
		IN PUNICODE_STRING	Directory,
		IN PUNICODE_STRING	Arguments,
		IN ULONG	Flags
	)

Definition at line 150 of file smss.c.

{
    ANSI_STRING MessageString;
    CHAR MessageBuffer[256];
    UNICODE_STRING Destination;
    WCHAR Buffer[1024];
    BOOLEAN BootState, BootOkay, ShutdownOkay;
 
    /* Make sure autochk was actually found */
    if (Flags & SMP_INVALID_PATH)
    {
        /* It wasn't, so create an error message to print on the screen */
        RtlStringCbPrintfA(MessageBuffer,
                           sizeof(MessageBuffer),
                           "%wZ program not found - skipping AUTOCHECK\r\n",
                           FileName);
        RtlInitAnsiString(&MessageString, MessageBuffer);
        if (NT_SUCCESS(RtlAnsiStringToUnicodeString(&Destination,
                                                    &MessageString,
                                                    TRUE)))
        {
            /* And show it */
            NtDisplayString(&Destination);
            RtlFreeUnicodeString(&Destination);
        }
    }
    else
    {
        /* Autochk is there, so record the BSD state */
        BootState = SmpSaveAndClearBootStatusData(&BootOkay, &ShutdownOkay);
 
        /* Build the path to autochk and place its arguments */
        RtlInitEmptyUnicodeString(&Destination, Buffer, sizeof(Buffer));
        RtlAppendUnicodeStringToString(&Destination, FileName);
        RtlAppendUnicodeToString(&Destination, L" ");
        RtlAppendUnicodeStringToString(&Destination, Arguments);
 
        /* Execute it */
        SmpExecuteImage(FileName,
                        Directory,
                        &Destination,
                        0,
                        Flags & ~SMP_AUTOCHK_FLAG,
                        NULL);
 
        /* Restore the BSD state */
        if (BootState) SmpRestoreBootStatusData(BootOkay, ShutdownOkay);
    }
 
    /* We're all done! */
    return STATUS_SUCCESS;
}

Referenced by SmpExecuteCommand().

SmpTerminate()

NTSTATUS NTAPI SmpTerminate	(	_In_reads_(ParameterCount) PULONG_PTR	Parameters,
		_In_ ULONG	ParameterMask,
		_In_ ULONG	ParameterCount
	)

Definition at line 372 of file smss.c.

{
    NTSTATUS Status;
    ULONG Response;
    BOOLEAN Old;
 
    /* Give the shutdown privilege to the thread */
    Status = RtlAdjustPrivilege(SE_SHUTDOWN_PRIVILEGE, TRUE, TRUE, &Old);
    if (Status == STATUS_NO_TOKEN)
    {
        /* The thread doesn't have a token, give it to the entire process */
        RtlAdjustPrivilege(SE_SHUTDOWN_PRIVILEGE, TRUE, FALSE, &Old);
    }
 
    /* Take down the process/machine with a hard error */
    Status = NtRaiseHardError(STATUS_SYSTEM_PROCESS_TERMINATED,
                              ParameterCount,
                              ParameterMask,
                              Parameters,
                              OptionShutdownSystem,
                              &Response);
 
    /* Terminate the process if the hard error didn't already.
     * In case the Parameters array has at least 2 elements,
     * use Parameters[1] that contains the actual failure code,
     * instead of what NtRaiseHardError() returned. */
    if (ParameterCount >= 2) Status = Parameters[1];
    return NtTerminateProcess(NtCurrentProcess(), Status);
}

Referenced by _main(), SmpInitializeKnownDllsInternal(), and SmpUnhandledExceptionFilter().

SmpUnhandledExceptionFilter()

LONG NTAPI SmpUnhandledExceptionFilter

(

_In_ PEXCEPTION_POINTERS

ExceptionInfo

)

Definition at line 407 of file smss.c.

{
    PEXCEPTION_RECORD ExceptionRecord = ExceptionInfo->ExceptionRecord;
    ULONG_PTR Parameters[4];
    UNICODE_STRING ErrorString;
 
#if DBG
    /* Print the message and break into the debugger */
    DbgPrint("SMSS: Unhandled exception - Status == %x  IP == %p\n",
             ExceptionRecord->ExceptionCode,
             ExceptionRecord->ExceptionAddress);
    if ((ExceptionRecord->ExceptionCode == STATUS_IN_PAGE_ERROR) &&
        (ExceptionRecord->NumberParameters >= 3))
    {
        DbgPrint("      Memory Address: %x  Read/Write: %x  I/O Error: %x\n",
                 ExceptionRecord->ExceptionInformation[1],
                 ExceptionRecord->ExceptionInformation[0],
                 ExceptionRecord->ExceptionInformation[2]);
    }
    else
    if ((ExceptionRecord->ExceptionCode == STATUS_ACCESS_VIOLATION ||
         ExceptionRecord->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION ||
         ExceptionRecord->ExceptionCode == STATUS_STACK_OVERFLOW ||
         ExceptionRecord->ExceptionCode == STATUS_IN_PAGE_ERROR) &&
        (ExceptionRecord->NumberParameters >= 2))
    {
        DbgPrint("      Memory Address: %x  Read/Write: %x\n",
                 ExceptionRecord->ExceptionInformation[1],
                 ExceptionRecord->ExceptionInformation[0]);
    }
    if (NtCurrentPeb()->BeingDebugged) DbgBreakPoint();
#endif
 
    /* Build the hard error and terminate */
    RtlInitUnicodeString(&ErrorString, L"Unhandled Exception in Session Manager");
    Parameters[0] = (ULONG_PTR)&ErrorString;
    Parameters[1] = ExceptionRecord->ExceptionCode;
    Parameters[2] = (ULONG_PTR)ExceptionRecord->ExceptionAddress;
    Parameters[3] = (ULONG_PTR)ExceptionInfo->ContextRecord;
    SmpTerminate(Parameters, 1, RTL_NUMBER_OF(Parameters));
 
    /* We should never get here */
    ASSERT(FALSE);
    return EXCEPTION_EXECUTE_HANDLER;
}

Referenced by _main(), and SmpApiLoop().

Variable Documentation

AttachedSessionId

ULONG AttachedSessionId = -1

Definition at line 19 of file smss.c.

Referenced by _main(), SmpLoadSubSystem(), and SmpLoadSubSystemsForMuSession().

SmApiPort

HANDLE SmApiPort

Definition at line 21 of file smss.c.

Referenced by SmConnectToSm(), SmExecPgm(), SmExecuteProgram(), SmLoadDeferedSubsystem(), SmpApiLoop(), SmpExecuteInitialCommand(), SmQueryInformation(), SmSendMsgToSm(), SmSessionComplete(), SmStartCsr(), and SmStopCsr().

SmpDebug

BOOLEAN SmpDebug

Definition at line 20 of file smss.c.

Referenced by _main(), SmpExecuteImage(), and SmpLoadSubSystem().

SmpInitialCommandProcessId

HANDLE SmpInitialCommandProcessId

Definition at line 22 of file smss.c.

Referenced by SmpExecuteInitialCommand().

SmpSystemRoot

UNICODE_STRING SmpSystemRoot

Definition at line 18 of file smss.c.

Referenced by SmpParseCommandLine().