readwrite.c File Reference

#include <k32.h>
#include <debug.h>

Include dependency graph for readwrite.c:

Go to the source code of this file.

Macros
#define	NDEBUG
#define	ConioRectHeight(Rect)    (((Rect)->Top > (Rect)->Bottom) ? 0 : ((Rect)->Bottom - (Rect)->Top + 1))
#define	ConioRectWidth(Rect)    (((Rect)->Left > (Rect)->Right) ? 0 : ((Rect)->Right - (Rect)->Left + 1))

Functions
static BOOL	IntReadConsole (IN HANDLE hConsoleInput, OUT PVOID lpBuffer, IN DWORD nNumberOfCharsToRead, OUT LPDWORD lpNumberOfCharsRead, IN PCONSOLE_READCONSOLE_CONTROL pInputControl OPTIONAL, IN BOOLEAN bUnicode)
static BOOL	IntGetConsoleInput (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead, IN WORD wFlags, IN BOOLEAN bUnicode)
static BOOL	IntReadConsoleOutput (IN HANDLE hConsoleOutput, OUT PCHAR_INFO lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpReadRegion, IN BOOLEAN bUnicode)
static BOOL	IntReadConsoleOutputCode (IN HANDLE hConsoleOutput, IN CODE_TYPE CodeType, OUT PVOID pCode, IN DWORD nLength, IN COORD dwReadCoord, OUT LPDWORD lpNumberOfCodesRead)
static BOOL	IntWriteConsole (IN HANDLE hConsoleOutput, IN PVOID lpBuffer, IN DWORD nNumberOfCharsToWrite, OUT LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved, IN BOOLEAN bUnicode)
static BOOL	IntWriteConsoleInput (IN HANDLE hConsoleInput, IN PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsWritten, IN BOOLEAN bUnicode, IN BOOLEAN bAppendToEnd)
static BOOL	IntWriteConsoleOutput (IN HANDLE hConsoleOutput, IN CONST CHAR_INFO *lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpWriteRegion, IN BOOLEAN bUnicode)
static BOOL	IntWriteConsoleOutputCode (IN HANDLE hConsoleOutput, IN CODE_TYPE CodeType, IN CONST VOID *pCode, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfCodesWritten)
static BOOL	IntFillConsoleOutputCode (IN HANDLE hConsoleOutput, IN CODE_TYPE CodeType, IN CODE_ELEMENT Code, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfCodesWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleW (IN HANDLE hConsoleInput, OUT LPVOID lpBuffer, IN DWORD nNumberOfCharsToRead, OUT LPDWORD lpNumberOfCharsRead, IN PCONSOLE_READCONSOLE_CONTROL pInputControl OPTIONAL)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleA (IN HANDLE hConsoleInput, OUT LPVOID lpBuffer, IN DWORD nNumberOfCharsToRead, OUT LPDWORD lpNumberOfCharsRead, IN PCONSOLE_READCONSOLE_CONTROL pInputControl OPTIONAL)
BOOL WINAPI DECLSPEC_HOTPATCH	PeekConsoleInputW (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	PeekConsoleInputA (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleInputW (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleInputA (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleInputExW (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead, IN WORD wFlags)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleInputExA (IN HANDLE hConsoleInput, OUT PINPUT_RECORD lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsRead, IN WORD wFlags)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleOutputW (IN HANDLE hConsoleOutput, OUT PCHAR_INFO lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpReadRegion)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleOutputA (IN HANDLE hConsoleOutput, OUT PCHAR_INFO lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpReadRegion)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleOutputCharacterW (IN HANDLE hConsoleOutput, OUT LPWSTR lpCharacter, IN DWORD nLength, IN COORD dwReadCoord, OUT LPDWORD lpNumberOfCharsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleOutputCharacterA (IN HANDLE hConsoleOutput, OUT LPSTR lpCharacter, IN DWORD nLength, IN COORD dwReadCoord, OUT LPDWORD lpNumberOfCharsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	ReadConsoleOutputAttribute (IN HANDLE hConsoleOutput, OUT LPWORD lpAttribute, IN DWORD nLength, IN COORD dwReadCoord, OUT LPDWORD lpNumberOfAttrsRead)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleW (IN HANDLE hConsoleOutput, IN CONST VOID *lpBuffer, IN DWORD nNumberOfCharsToWrite, OUT LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleA (IN HANDLE hConsoleOutput, IN CONST VOID *lpBuffer, IN DWORD nNumberOfCharsToWrite, OUT LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleInputW (IN HANDLE hConsoleInput, IN CONST INPUT_RECORD *lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleInputA (IN HANDLE hConsoleInput, IN CONST INPUT_RECORD *lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleInputVDMW (IN HANDLE hConsoleInput, IN CONST INPUT_RECORD *lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleInputVDMA (IN HANDLE hConsoleInput, IN CONST INPUT_RECORD *lpBuffer, IN DWORD nLength, OUT LPDWORD lpNumberOfEventsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleOutputW (IN HANDLE hConsoleOutput, IN CONST CHAR_INFO *lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpWriteRegion)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleOutputA (IN HANDLE hConsoleOutput, IN CONST CHAR_INFO *lpBuffer, IN COORD dwBufferSize, IN COORD dwBufferCoord, IN OUT PSMALL_RECT lpWriteRegion)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleOutputCharacterW (IN HANDLE hConsoleOutput, IN LPCWSTR lpCharacter, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfCharsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleOutputCharacterA (IN HANDLE hConsoleOutput, IN LPCSTR lpCharacter, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfCharsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	WriteConsoleOutputAttribute (IN HANDLE hConsoleOutput, IN CONST WORD *lpAttribute, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfAttrsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	FillConsoleOutputCharacterW (IN HANDLE hConsoleOutput, IN WCHAR cCharacter, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfCharsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	FillConsoleOutputCharacterA (IN HANDLE hConsoleOutput, IN CHAR cCharacter, IN DWORD nLength, IN COORD dwWriteCoord, LPDWORD lpNumberOfCharsWritten)
BOOL WINAPI DECLSPEC_HOTPATCH	FillConsoleOutputAttribute (IN HANDLE hConsoleOutput, IN WORD wAttribute, IN DWORD nLength, IN COORD dwWriteCoord, OUT LPDWORD lpNumberOfAttrsWritten)

Macro Definition Documentation

ConioRectHeight

#define ConioRectHeight

(

Rect

)

(((Rect)->Top > (Rect)->Bottom) ? 0 : ((Rect)->Bottom - (Rect)->Top + 1))

Definition at line 22 of file readwrite.c.

ConioRectWidth

#define ConioRectWidth

(

Rect

)

(((Rect)->Left > (Rect)->Right) ? 0 : ((Rect)->Right - (Rect)->Left + 1))

Definition at line 24 of file readwrite.c.

NDEBUG

#define NDEBUG

Definition at line 17 of file readwrite.c.

Function Documentation

FillConsoleOutputAttribute()

BOOL WINAPI DECLSPEC_HOTPATCH FillConsoleOutputAttribute	(	IN HANDLE	hConsoleOutput,
		IN WORD	wAttribute,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		OUT LPDWORD	lpNumberOfAttrsWritten
	)

Definition at line 1720 of file readwrite.c.

{
    CODE_ELEMENT Code;
    Code.Attribute = wAttribute;
    return IntFillConsoleOutputCode(hConsoleOutput,
                                    CODE_ATTRIBUTE,
                                    Code,
                                    nLength,
                                    dwWriteCoord,
                                    lpNumberOfAttrsWritten);
}

FillConsoleOutputCharacterA()

BOOL WINAPI DECLSPEC_HOTPATCH FillConsoleOutputCharacterA	(	IN HANDLE	hConsoleOutput,
		IN CHAR	cCharacter,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		LPDWORD	lpNumberOfCharsWritten
	)

Definition at line 1697 of file readwrite.c.

{
    CODE_ELEMENT Code;
    Code.AsciiChar = cCharacter;
    return IntFillConsoleOutputCode(hConsoleOutput,
                                    CODE_ASCII,
                                    Code,
                                    nLength,
                                    dwWriteCoord,
                                    lpNumberOfCharsWritten);
}

FillConsoleOutputCharacterW()

BOOL WINAPI DECLSPEC_HOTPATCH FillConsoleOutputCharacterW	(	IN HANDLE	hConsoleOutput,
		IN WCHAR	cCharacter,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		OUT LPDWORD	lpNumberOfCharsWritten
	)

Definition at line 1674 of file readwrite.c.

{
    CODE_ELEMENT Code;
    Code.UnicodeChar = cCharacter;
    return IntFillConsoleOutputCode(hConsoleOutput,
                                    CODE_UNICODE,
                                    Code,
                                    nLength,
                                    dwWriteCoord,
                                    lpNumberOfCharsWritten);
}

Referenced by ClearScreen(), ConClearLine(), ConClearScreen(), test_cp855(), and test_cp932().

IntFillConsoleOutputCode()

static BOOL IntFillConsoleOutputCode ( IN HANDLE  hConsoleOutput, IN CODE_TYPE  CodeType, IN CODE_ELEMENT  Code, IN DWORD  nLength, IN COORD  dwWriteCoord, OUT LPDWORD  lpNumberOfCodesWritten  )

static

Definition at line 1104 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_FILLOUTPUTCODE FillOutputRequest = &ApiMessage.Data.FillOutputRequest;
 
    DPRINT("IntFillConsoleOutputCode\n");
 
    if ( (CodeType != CODE_ASCII    ) &&
         (CodeType != CODE_UNICODE  ) &&
         (CodeType != CODE_ATTRIBUTE) )
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    /* Set up the data to send to the Console Server */
    FillOutputRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    FillOutputRequest->OutputHandle  = hConsoleOutput;
    FillOutputRequest->WriteCoord    = dwWriteCoord;
    FillOutputRequest->CodeType = CodeType;
    FillOutputRequest->Code     = Code;
    FillOutputRequest->NumCodes = nLength;
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        NULL,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepFillConsoleOutput),
                        sizeof(*FillOutputRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        *lpNumberOfCodesWritten = FillOutputRequest->NumCodes;
 
        if (!Success)
            BaseSetLastNTError(ApiMessage.Status);
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Return success status */
    return Success;
}

Referenced by FillConsoleOutputAttribute(), FillConsoleOutputCharacterA(), and FillConsoleOutputCharacterW().

IntGetConsoleInput()

static BOOL IntGetConsoleInput ( IN HANDLE  hConsoleInput, OUT PINPUT_RECORD  lpBuffer, IN DWORD  nLength, OUT LPDWORD  lpNumberOfEventsRead, IN WORD  wFlags, IN BOOLEAN  bUnicode  )

static

Definition at line 231 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_GETINPUT GetInputRequest = &ApiMessage.Data.GetInputRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
 
    if (!IsConsoleHandle(hConsoleInput))
    {
        _SEH2_TRY
        {
            *lpNumberOfEventsRead = 0;
            SetLastError(ERROR_INVALID_HANDLE);
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
        }
        _SEH2_END;
 
        return FALSE;
    }
 
    DPRINT("IntGetConsoleInput: %lx %p\n", nLength, lpNumberOfEventsRead);
 
    /* Set up the data to send to the Console Server */
    GetInputRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    GetInputRequest->InputHandle   = hConsoleInput;
    GetInputRequest->NumRecords    = nLength;
    GetInputRequest->Flags         = wFlags;
    GetInputRequest->Unicode       = bUnicode;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than five
     * input records are read. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (nLength <= sizeof(GetInputRequest->RecordStaticBuffer)/sizeof(INPUT_RECORD))
    {
        GetInputRequest->RecordBufPtr = GetInputRequest->RecordStaticBuffer;
        // CaptureBuffer = NULL;
    }
    else
    {
        ULONG Size = nLength * sizeof(INPUT_RECORD);
 
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, Size);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Allocate space in the Buffer */
        CsrAllocateMessagePointer(CaptureBuffer,
                                  Size,
                                  (PVOID*)&GetInputRequest->RecordBufPtr);
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepGetConsoleInput),
                        sizeof(*GetInputRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        DPRINT("Events read: %lx\n", GetInputRequest->NumRecords);
        *lpNumberOfEventsRead = GetInputRequest->NumRecords;
 
        if (Success)
        {
            RtlCopyMemory(lpBuffer,
                          GetInputRequest->RecordBufPtr,
                          GetInputRequest->NumRecords * sizeof(INPUT_RECORD));
        }
        else
        {
            BaseSetLastNTError(ApiMessage.Status);
        }
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Return success status */
    return Success;
}

Referenced by PeekConsoleInputA(), PeekConsoleInputW(), ReadConsoleInputA(), ReadConsoleInputExA(), ReadConsoleInputExW(), and ReadConsoleInputW().

IntReadConsole()

static BOOL IntReadConsole ( IN HANDLE  hConsoleInput, OUT PVOID  lpBuffer, IN DWORD  nNumberOfCharsToRead, OUT LPDWORD  lpNumberOfCharsRead, IN PCONSOLE_READCONSOLE_CONTROL pInputControl  OPTIONAL, IN BOOLEAN  bUnicode  )

static

Definition at line 36 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_READCONSOLE ReadConsoleRequest = &ApiMessage.Data.ReadConsoleRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
    ULONG CharSize, SizeBytes;
 
    DPRINT("IntReadConsole\n");
 
    /* Set up the data to send to the Console Server */
    ReadConsoleRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    ReadConsoleRequest->InputHandle   = hConsoleInput;
    ReadConsoleRequest->Unicode       = bUnicode;
 
    /*
     * Retrieve the (current) Input EXE name string and length,
     * not NULL-terminated (always in UNICODE format).
     */
    ReadConsoleRequest->ExeLength =
        GetCurrentExeName((PWCHAR)ReadConsoleRequest->StaticBuffer,
                          sizeof(ReadConsoleRequest->StaticBuffer));
 
    /*** For DEBUGGING purposes ***/
    {
        UNICODE_STRING ExeName;
        ExeName.Length = ExeName.MaximumLength = ReadConsoleRequest->ExeLength;
        ExeName.Buffer = (PWCHAR)ReadConsoleRequest->StaticBuffer;
        DPRINT("IntReadConsole(ExeName = %wZ)\n", &ExeName);
    }
    /******************************/
 
    /* Determine the needed size */
    CharSize  = (bUnicode ? sizeof(WCHAR) : sizeof(CHAR));
    SizeBytes = nNumberOfCharsToRead * CharSize;
 
    ReadConsoleRequest->CaptureBufferSize =
    ReadConsoleRequest->NumBytes          = SizeBytes;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than eighty
     * bytes are read. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (SizeBytes <= sizeof(ReadConsoleRequest->StaticBuffer))
    {
        ReadConsoleRequest->Buffer = ReadConsoleRequest->StaticBuffer;
        // CaptureBuffer = NULL;
    }
    else
    {
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, SizeBytes);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Allocate space in the Buffer */
        CsrAllocateMessagePointer(CaptureBuffer,
                                  SizeBytes,
                                  (PVOID*)&ReadConsoleRequest->Buffer);
    }
 
    ReadConsoleRequest->InitialNumBytes = 0;
    ReadConsoleRequest->CtrlWakeupMask  = 0;
    ReadConsoleRequest->ControlKeyState = 0;
 
    /*
     * From MSDN (ReadConsole function), the description
     * for pInputControl says:
     * "This parameter requires Unicode input by default.
     * For ANSI mode, set this parameter to NULL."
     */
    _SEH2_TRY
    {
        if (bUnicode && pInputControl &&
            pInputControl->nLength == sizeof(CONSOLE_READCONSOLE_CONTROL))
        {
            /* Sanity check */
            if (pInputControl->nInitialChars <= nNumberOfCharsToRead)
            {
                ReadConsoleRequest->InitialNumBytes =
                    pInputControl->nInitialChars * sizeof(WCHAR); // CharSize
 
                if (pInputControl->nInitialChars != 0)
                {
                    /*
                     * It is possible here to overwrite the static buffer, in case
                     * the number of bytes to read was smaller than the static buffer.
                     * In this case, this means we are continuing a pending read,
                     * and we do not need in fact the executable name that was
                     * stored in the static buffer because it was first grabbed when
                     * we started the first read.
                     */
                    RtlCopyMemory(ReadConsoleRequest->Buffer,
                                  lpBuffer,
                                  ReadConsoleRequest->InitialNumBytes);
                }
 
                ReadConsoleRequest->CtrlWakeupMask = pInputControl->dwCtrlWakeupMask;
            }
            else
            {
                // Status = STATUS_INVALID_PARAMETER;
            }
        }
        else
        {
            /* We are in a situation where pInputControl has no meaning */
            pInputControl = NULL;
        }
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        // HACK
        if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
        SetLastError(ERROR_INVALID_ACCESS);
        _SEH2_YIELD(return FALSE);
    }
    _SEH2_END;
 
    /* FIXME: Check for sanity */
/*
    if (!NT_SUCCESS(Status) && pInputControl)
    {
        // Free CaptureBuffer if needed
        // Set last error to last status
        // Return FALSE
    }
*/
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepReadConsole),
                        sizeof(*ReadConsoleRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Retrieve the results */
    if (Success)
    {
        _SEH2_TRY
        {
            *lpNumberOfCharsRead = ReadConsoleRequest->NumBytes / CharSize;
 
            if (bUnicode && pInputControl)
                pInputControl->dwControlKeyState = ReadConsoleRequest->ControlKeyState;
 
            RtlCopyMemory(lpBuffer,
                          ReadConsoleRequest->Buffer,
                          ReadConsoleRequest->NumBytes);
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
            Success = FALSE;
        }
        _SEH2_END;
    }
    else
    {
        BaseSetLastNTError(ApiMessage.Status);
    }
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    if (Success)
    {
        /* Yield execution to another thread if Ctrl-C or Ctrl-Break happened */
        if (ApiMessage.Status == STATUS_ALERTED /* || ApiMessage.Status == STATUS_CANCELLED */)
        {
            NtYieldExecution();
            SetLastError(ERROR_OPERATION_ABORTED); // STATUS_CANCELLED
        }
    }
 
    /* Return success status */
    return Success;
}

Referenced by ReadConsoleA(), and ReadConsoleW().

IntReadConsoleOutput()

static BOOL IntReadConsoleOutput ( IN HANDLE  hConsoleOutput, OUT PCHAR_INFO  lpBuffer, IN COORD  dwBufferSize, IN COORD  dwBufferCoord, IN OUT PSMALL_RECT  lpReadRegion, IN BOOLEAN  bUnicode  )

static

Definition at line 341 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_READOUTPUT ReadOutputRequest = &ApiMessage.Data.ReadOutputRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
 
    SHORT SizeX, SizeY;
    ULONG NumCells;
 
    /* Set up the data to send to the Console Server */
    ReadOutputRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    ReadOutputRequest->OutputHandle  = hConsoleOutput;
    ReadOutputRequest->Unicode       = bUnicode;
 
    /* Update lpReadRegion */
    _SEH2_TRY
    {
        SizeX = min(dwBufferSize.X - dwBufferCoord.X, ConioRectWidth(lpReadRegion));
        SizeY = min(dwBufferSize.Y - dwBufferCoord.Y, ConioRectHeight(lpReadRegion));
        if (SizeX <= 0 || SizeY <= 0)
        {
            SetLastError(ERROR_INVALID_PARAMETER);
            _SEH2_YIELD(return FALSE);
        }
        lpReadRegion->Right  = lpReadRegion->Left + SizeX - 1;
        lpReadRegion->Bottom = lpReadRegion->Top  + SizeY - 1;
 
        ReadOutputRequest->ReadRegion = *lpReadRegion;
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        _SEH2_YIELD(return FALSE);
    }
    _SEH2_END;
 
    NumCells = SizeX * SizeY;
    DPRINT("IntReadConsoleOutput: (%d x %d)\n", SizeX, SizeY);
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than one
     * cell is read. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (NumCells <= 1)
    {
        ReadOutputRequest->CharInfo = &ReadOutputRequest->StaticBuffer;
        // CaptureBuffer = NULL;
    }
    else
    {
        ULONG Size = NumCells * sizeof(CHAR_INFO);
 
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, Size);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed with size %ld!\n", Size);
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Allocate space in the Buffer */
        CsrAllocateMessagePointer(CaptureBuffer,
                                  Size,
                                  (PVOID*)&ReadOutputRequest->CharInfo);
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepReadConsoleOutput),
                        sizeof(*ReadOutputRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        *lpReadRegion = ReadOutputRequest->ReadRegion;
 
        if (Success)
        {
#if 0
            SHORT x, X;
#endif
            SHORT y, Y;
 
            /* Copy into the buffer */
 
            SizeX = ConioRectWidth(&ReadOutputRequest->ReadRegion);
 
            for (y = 0, Y = ReadOutputRequest->ReadRegion.Top; Y <= ReadOutputRequest->ReadRegion.Bottom; ++y, ++Y)
            {
                RtlCopyMemory(lpBuffer + (y + dwBufferCoord.Y) * dwBufferSize.X + dwBufferCoord.X,
                              ReadOutputRequest->CharInfo + y * SizeX,
                              SizeX * sizeof(CHAR_INFO));
#if 0
                for (x = 0, X = ReadOutputRequest->ReadRegion.Left; X <= ReadOutputRequest->ReadRegion.Right; ++x, ++X)
                {
                    *(lpBuffer + (y + dwBufferCoord.Y) * dwBufferSize.X + (x + dwBufferCoord.X)) =
                    *(ReadOutputRequest->CharInfo + y * SizeX + x);
                }
#endif
            }
        }
        else
        {
            BaseSetLastNTError(ApiMessage.Status);
        }
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Return success status */
    return Success;
}

Referenced by ReadConsoleOutputA(), and ReadConsoleOutputW().

IntReadConsoleOutputCode()

static BOOL IntReadConsoleOutputCode ( IN HANDLE  hConsoleOutput, IN CODE_TYPE  CodeType, OUT PVOID  pCode, IN DWORD  nLength, IN COORD  dwReadCoord, OUT LPDWORD  lpNumberOfCodesRead  )

static

Definition at line 477 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_READOUTPUTCODE ReadOutputCodeRequest = &ApiMessage.Data.ReadOutputCodeRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
    ULONG CodeSize, SizeBytes;
 
    DPRINT("IntReadConsoleOutputCode\n");
 
    if ( (CodeType != CODE_ASCII    ) &&
         (CodeType != CODE_UNICODE  ) &&
         (CodeType != CODE_ATTRIBUTE) )
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    /* Set up the data to send to the Console Server */
    ReadOutputCodeRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    ReadOutputCodeRequest->OutputHandle  = hConsoleOutput;
    ReadOutputCodeRequest->Coord         = dwReadCoord;
    ReadOutputCodeRequest->NumCodes      = nLength;
 
    /* Determine the needed size */
    ReadOutputCodeRequest->CodeType = CodeType;
    switch (CodeType)
    {
        case CODE_ASCII:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, AsciiChar);
            break;
 
        case CODE_UNICODE:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, UnicodeChar);
            break;
 
        case CODE_ATTRIBUTE:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, Attribute);
            break;
    }
    SizeBytes = nLength * CodeSize;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than eighty
     * bytes are read. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (SizeBytes <= sizeof(ReadOutputCodeRequest->CodeStaticBuffer))
    {
        ReadOutputCodeRequest->pCode = ReadOutputCodeRequest->CodeStaticBuffer;
        // CaptureBuffer = NULL;
    }
    else
    {
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, SizeBytes);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Allocate space in the Buffer */
        CsrAllocateMessagePointer(CaptureBuffer,
                                  SizeBytes,
                                  (PVOID*)&ReadOutputCodeRequest->pCode);
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepReadConsoleOutputString),
                        sizeof(*ReadOutputCodeRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        *lpNumberOfCodesRead = ReadOutputCodeRequest->NumCodes;
 
        if (Success)
        {
            RtlCopyMemory(pCode,
                          ReadOutputCodeRequest->pCode,
                          ReadOutputCodeRequest->NumCodes * CodeSize);
        }
        else
        {
            BaseSetLastNTError(ApiMessage.Status);
        }
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Return success status */
    return Success;
}

Referenced by ReadConsoleOutputAttribute(), ReadConsoleOutputCharacterA(), and ReadConsoleOutputCharacterW().

IntWriteConsole()

static BOOL IntWriteConsole ( IN HANDLE  hConsoleOutput, IN PVOID  lpBuffer, IN DWORD  nNumberOfCharsToWrite, OUT LPDWORD  lpNumberOfCharsWritten, LPVOID  lpReserved, IN BOOLEAN  bUnicode  )

static

Definition at line 598 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_WRITECONSOLE WriteConsoleRequest = &ApiMessage.Data.WriteConsoleRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
    ULONG CharSize, SizeBytes;
 
    DPRINT("IntWriteConsole\n");
 
    /* Set up the data to send to the Console Server */
    WriteConsoleRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    WriteConsoleRequest->OutputHandle  = hConsoleOutput;
    WriteConsoleRequest->Unicode       = bUnicode;
 
    /* Those members are unused by the client, on Windows */
    WriteConsoleRequest->Reserved1 = 0;
    // WriteConsoleRequest->Reserved2 = {0};
 
    /* Determine the needed size */
    CharSize  = (bUnicode ? sizeof(WCHAR) : sizeof(CHAR));
    SizeBytes = nNumberOfCharsToWrite * CharSize;
 
    WriteConsoleRequest->NumBytes = SizeBytes;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than eighty
     * bytes are written. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (SizeBytes <= sizeof(WriteConsoleRequest->StaticBuffer))
    {
        WriteConsoleRequest->Buffer = WriteConsoleRequest->StaticBuffer;
        // CaptureBuffer = NULL;
        WriteConsoleRequest->UsingStaticBuffer = TRUE;
 
        _SEH2_TRY
        {
            RtlCopyMemory(WriteConsoleRequest->Buffer,
                          lpBuffer,
                          SizeBytes);
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
            _SEH2_YIELD(return FALSE);
        }
        _SEH2_END;
    }
    else
    {
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, SizeBytes);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Capture the buffer to write */
        CsrCaptureMessageBuffer(CaptureBuffer,
                                (PVOID)lpBuffer,
                                SizeBytes,
                                (PVOID*)&WriteConsoleRequest->Buffer);
        WriteConsoleRequest->UsingStaticBuffer = FALSE;
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepWriteConsole),
                        sizeof(*WriteConsoleRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Retrieve the results. NOTE: lpNumberOfCharsWritten optional since Vista+ */
    if (Success && lpNumberOfCharsWritten)
    {
        _SEH2_TRY
        {
            *lpNumberOfCharsWritten = WriteConsoleRequest->NumBytes / CharSize;
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
            Success = FALSE;
        }
        _SEH2_END;
    }
    else if (!Success)
    {
        BaseSetLastNTError(ApiMessage.Status);
    }
 
    /* Return success status */
    return Success;
}

Referenced by WriteConsoleA(), and WriteConsoleW().

IntWriteConsoleInput()

static BOOL IntWriteConsoleInput ( IN HANDLE  hConsoleInput, IN PINPUT_RECORD  lpBuffer, IN DWORD  nLength, OUT LPDWORD  lpNumberOfEventsWritten, IN BOOLEAN  bUnicode, IN BOOLEAN  bAppendToEnd  )

static

Definition at line 710 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_WRITEINPUT WriteInputRequest = &ApiMessage.Data.WriteInputRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
 
    DPRINT("IntWriteConsoleInput: %lx %p\n", nLength, lpNumberOfEventsWritten);
 
    /* Set up the data to send to the Console Server */
    WriteInputRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    WriteInputRequest->InputHandle   = hConsoleInput;
    WriteInputRequest->NumRecords    = nLength;
    WriteInputRequest->Unicode       = bUnicode;
    WriteInputRequest->AppendToEnd   = bAppendToEnd;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than five
     * input records are written. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (nLength <= sizeof(WriteInputRequest->RecordStaticBuffer)/sizeof(INPUT_RECORD))
    {
        WriteInputRequest->RecordBufPtr = WriteInputRequest->RecordStaticBuffer;
        // CaptureBuffer = NULL;
 
        _SEH2_TRY
        {
            RtlCopyMemory(WriteInputRequest->RecordBufPtr,
                          lpBuffer,
                          nLength * sizeof(INPUT_RECORD));
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
            _SEH2_YIELD(return FALSE);
        }
        _SEH2_END;
    }
    else
    {
        ULONG Size = nLength * sizeof(INPUT_RECORD);
 
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, Size);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Capture the user buffer */
        CsrCaptureMessageBuffer(CaptureBuffer,
                                lpBuffer,
                                Size,
                                (PVOID*)&WriteInputRequest->RecordBufPtr);
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepWriteConsoleInput),
                        sizeof(*WriteInputRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        DPRINT("Events written: %lx\n", WriteInputRequest->NumRecords);
        *lpNumberOfEventsWritten = WriteInputRequest->NumRecords;
 
        if (!Success)
            BaseSetLastNTError(ApiMessage.Status);
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Return success status */
    return Success;
}

Referenced by WriteConsoleInputA(), WriteConsoleInputVDMA(), WriteConsoleInputVDMW(), and WriteConsoleInputW().

IntWriteConsoleOutput()

static BOOL IntWriteConsoleOutput ( IN HANDLE  hConsoleOutput, IN CONST CHAR_INFO *  lpBuffer, IN COORD  dwBufferSize, IN COORD  dwBufferCoord, IN OUT PSMALL_RECT  lpWriteRegion, IN BOOLEAN  bUnicode  )

static

Definition at line 810 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_WRITEOUTPUT WriteOutputRequest = &ApiMessage.Data.WriteOutputRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
 
    SHORT SizeX, SizeY;
    ULONG NumCells;
 
    /* Set up the data to send to the Console Server */
    WriteOutputRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    WriteOutputRequest->OutputHandle  = hConsoleOutput;
    WriteOutputRequest->Unicode       = bUnicode;
 
    /* Update lpWriteRegion */
    _SEH2_TRY
    {
        SizeX = min(dwBufferSize.X - dwBufferCoord.X, ConioRectWidth(lpWriteRegion));
        SizeY = min(dwBufferSize.Y - dwBufferCoord.Y, ConioRectHeight(lpWriteRegion));
        if (SizeX <= 0 || SizeY <= 0)
        {
            SetLastError(ERROR_INVALID_PARAMETER);
            _SEH2_YIELD(return FALSE);
        }
        lpWriteRegion->Right  = lpWriteRegion->Left + SizeX - 1;
        lpWriteRegion->Bottom = lpWriteRegion->Top  + SizeY - 1;
 
        WriteOutputRequest->WriteRegion = *lpWriteRegion;
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        _SEH2_YIELD(return FALSE);
    }
    _SEH2_END;
 
    NumCells = SizeX * SizeY;
    DPRINT("IntWriteConsoleOutput: (%d x %d)\n", SizeX, SizeY);
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than one
     * cell is written. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (NumCells <= 1)
    {
        WriteOutputRequest->CharInfo = &WriteOutputRequest->StaticBuffer;
        // CaptureBuffer = NULL;
        WriteOutputRequest->UseVirtualMemory = FALSE;
    }
    else
    {
        ULONG Size = NumCells * sizeof(CHAR_INFO);
 
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, Size);
        if (CaptureBuffer)
        {
            /* Allocate space in the Buffer */
            CsrAllocateMessagePointer(CaptureBuffer,
                                      Size,
                                      (PVOID*)&WriteOutputRequest->CharInfo);
            WriteOutputRequest->UseVirtualMemory = FALSE;
        }
        else
        {
            /*
             * CsrAllocateCaptureBuffer failed because we tried to allocate
             * a too large (>= 64 kB, size of the CSR heap) data buffer.
             * To circumvent this, Windows uses a trick (that we reproduce for
             * compatibility reasons): we allocate a heap buffer in the process'
             * memory, and CSR will read it via NtReadVirtualMemory.
             */
            DPRINT1("CsrAllocateCaptureBuffer failed with size %ld, let's use local heap buffer...\n", Size);
 
            WriteOutputRequest->CharInfo = RtlAllocateHeap(RtlGetProcessHeap(), 0, Size);
            WriteOutputRequest->UseVirtualMemory = TRUE;
 
            /* Bail out if we still cannot allocate memory */
            if (WriteOutputRequest->CharInfo == NULL)
            {
                DPRINT1("Failed to allocate heap buffer with size %ld!\n", Size);
                SetLastError(ERROR_NOT_ENOUGH_MEMORY);
                return FALSE;
            }
        }
    }
 
    /* Capture the user buffer contents */
    _SEH2_TRY
    {
#if 0
        SHORT x, X;
#endif
        SHORT y, Y;
 
        /* Copy into the buffer */
 
        SizeX = ConioRectWidth(&WriteOutputRequest->WriteRegion);
 
        for (y = 0, Y = WriteOutputRequest->WriteRegion.Top; Y <= WriteOutputRequest->WriteRegion.Bottom; ++y, ++Y)
        {
            RtlCopyMemory(WriteOutputRequest->CharInfo + y * SizeX,
                          lpBuffer + (y + dwBufferCoord.Y) * dwBufferSize.X + dwBufferCoord.X,
                          SizeX * sizeof(CHAR_INFO));
#if 0
            for (x = 0, X = WriteOutputRequest->WriteRegion.Left; X <= WriteOutputRequest->WriteRegion.Right; ++x, ++X)
            {
                *(WriteOutputRequest->CharInfo + y * SizeX + x) =
                *(lpBuffer + (y + dwBufferCoord.Y) * dwBufferSize.X + (x + dwBufferCoord.X));
            }
#endif
        }
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        _SEH2_YIELD(return FALSE);
    }
    _SEH2_END;
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepWriteConsoleOutput),
                        sizeof(*WriteOutputRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer)
    {
        CsrFreeCaptureBuffer(CaptureBuffer);
    }
    else
    {
        /* If we used a heap buffer, free it */
        if (WriteOutputRequest->UseVirtualMemory)
            RtlFreeHeap(RtlGetProcessHeap(), 0, WriteOutputRequest->CharInfo);
    }
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        *lpWriteRegion = WriteOutputRequest->WriteRegion;
 
        if (!Success)
            BaseSetLastNTError(ApiMessage.Status);
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Return success status */
    return Success;
}

Referenced by WriteConsoleOutputA(), and WriteConsoleOutputW().

IntWriteConsoleOutputCode()

static BOOL IntWriteConsoleOutputCode ( IN HANDLE  hConsoleOutput, IN CODE_TYPE  CodeType, IN CONST VOID *  pCode, IN DWORD  nLength, IN COORD  dwWriteCoord, OUT LPDWORD  lpNumberOfCodesWritten  )

static

Definition at line 981 of file readwrite.c.

{
    BOOL Success;
    CONSOLE_API_MESSAGE ApiMessage;
    PCONSOLE_WRITEOUTPUTCODE WriteOutputCodeRequest = &ApiMessage.Data.WriteOutputCodeRequest;
    PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
    ULONG CodeSize, SizeBytes;
 
    if ( (CodeType != CODE_ASCII    ) &&
         (CodeType != CODE_UNICODE  ) &&
         (CodeType != CODE_ATTRIBUTE) )
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    DPRINT("IntWriteConsoleOutputCode\n");
 
    /* Set up the data to send to the Console Server */
    WriteOutputCodeRequest->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
    WriteOutputCodeRequest->OutputHandle  = hConsoleOutput;
    WriteOutputCodeRequest->Coord         = dwWriteCoord;
    WriteOutputCodeRequest->NumCodes      = nLength;
 
    /* Determine the needed size */
    WriteOutputCodeRequest->CodeType = CodeType;
    switch (CodeType)
    {
        case CODE_ASCII:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, AsciiChar);
            break;
 
        case CODE_UNICODE:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, UnicodeChar);
            break;
 
        case CODE_ATTRIBUTE:
            CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, Attribute);
            break;
    }
    SizeBytes = nLength * CodeSize;
 
    /*
     * For optimization purposes, Windows (and hence ReactOS, too, for
     * compatibility reasons) uses a static buffer if no more than eighty
     * bytes are written. Otherwise a new buffer is allocated.
     * This behaviour is also expected in the server-side.
     */
    if (SizeBytes <= sizeof(WriteOutputCodeRequest->CodeStaticBuffer))
    {
        WriteOutputCodeRequest->pCode = WriteOutputCodeRequest->CodeStaticBuffer;
        // CaptureBuffer = NULL;
 
        _SEH2_TRY
        {
            RtlCopyMemory(WriteOutputCodeRequest->pCode,
                          pCode,
                          SizeBytes);
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            SetLastError(ERROR_INVALID_ACCESS);
            _SEH2_YIELD(return FALSE);
        }
        _SEH2_END;
    }
    else
    {
        /* Allocate a Capture Buffer */
        CaptureBuffer = CsrAllocateCaptureBuffer(1, SizeBytes);
        if (CaptureBuffer == NULL)
        {
            DPRINT1("CsrAllocateCaptureBuffer failed!\n");
            SetLastError(ERROR_NOT_ENOUGH_MEMORY);
            return FALSE;
        }
 
        /* Capture the buffer to write */
        CsrCaptureMessageBuffer(CaptureBuffer,
                                (PVOID)pCode,
                                SizeBytes,
                                (PVOID*)&WriteOutputCodeRequest->pCode);
    }
 
    /* Call the server */
    CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
                        CaptureBuffer,
                        CSR_CREATE_API_NUMBER(CONSRV_SERVERDLL_INDEX, ConsolepWriteConsoleOutputString),
                        sizeof(*WriteOutputCodeRequest));
 
    /* Check for success */
    Success = NT_SUCCESS(ApiMessage.Status);
 
    /* Release the capture buffer if needed */
    if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
 
    /* Retrieve the results */
    _SEH2_TRY
    {
        *lpNumberOfCodesWritten = WriteOutputCodeRequest->NumCodes;
 
        if (!Success)
            BaseSetLastNTError(ApiMessage.Status);
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        SetLastError(ERROR_INVALID_ACCESS);
        Success = FALSE;
    }
    _SEH2_END;
 
    /* Return success status */
    return Success;
}

Referenced by WriteConsoleOutputAttribute(), WriteConsoleOutputCharacterA(), and WriteConsoleOutputCharacterW().

PeekConsoleInputA()

BOOL WINAPI DECLSPEC_HOTPATCH PeekConsoleInputA	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead
	)

Definition at line 1236 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              CONSOLE_READ_NOREMOVE | CONSOLE_READ_NOWAIT,
                              FALSE);
}

PeekConsoleInputW()

BOOL WINAPI DECLSPEC_HOTPATCH PeekConsoleInputW	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead
	)

Definition at line 1216 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              CONSOLE_READ_NOREMOVE | CONSOLE_READ_NOWAIT,
                              TRUE);
}

Referenced by InputWait().

ReadConsoleA()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleA	(	IN HANDLE	hConsoleInput,
		OUT LPVOID	lpBuffer,
		IN DWORD	nNumberOfCharsToRead,
		OUT LPDWORD	lpNumberOfCharsRead,
		IN PCONSOLE_READCONSOLE_CONTROL pInputControl	OPTIONAL
	)

Definition at line 1195 of file readwrite.c.

{
    return IntReadConsole(hConsoleInput,
                          lpBuffer,
                          nNumberOfCharsToRead,
                          lpNumberOfCharsRead,
                          NULL,
                          FALSE);
}

Referenced by _getch(), getinput(), GetInput(), main(), ReadFile(), test2(), and test3().

ReadConsoleInputA()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleInputA	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead
	)

Definition at line 1276 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              0,
                              FALSE);
}

ReadConsoleInputExA()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleInputExA	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead,
		IN WORD	wFlags
	)

Definition at line 1317 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              wFlags,
                              FALSE);
}

ReadConsoleInputExW()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleInputExW	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead,
		IN WORD	wFlags
	)

Definition at line 1296 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              wFlags,
                              TRUE);
}

Referenced by ConsoleEventThread().

ReadConsoleInputW()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleInputW	(	IN HANDLE	hConsoleInput,
		OUT PINPUT_RECORD	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsRead
	)

Definition at line 1256 of file readwrite.c.

{
    return IntGetConsoleInput(hConsoleInput,
                              lpBuffer,
                              nLength,
                              lpNumberOfEventsRead,
                              0,
                              TRUE);
}

Referenced by InputWait().

ReadConsoleOutputA()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleOutputA	(	IN HANDLE	hConsoleOutput,
		OUT PCHAR_INFO	lpBuffer,
		IN COORD	dwBufferSize,
		IN COORD	dwBufferCoord,
		IN OUT PSMALL_RECT	lpReadRegion
	)

Definition at line 1359 of file readwrite.c.

{
    return IntReadConsoleOutput(hConsoleOutput,
                                lpBuffer,
                                dwBufferSize,
                                dwBufferCoord,
                                lpReadRegion,
                                FALSE);
}

Referenced by AttachToConsoleInternal().

ReadConsoleOutputAttribute()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleOutputAttribute	(	IN HANDLE	hConsoleOutput,
		OUT LPWORD	lpAttribute,
		IN DWORD	nLength,
		IN COORD	dwReadCoord,
		OUT LPDWORD	lpNumberOfAttrsRead
	)

Definition at line 1422 of file readwrite.c.

{
    return IntReadConsoleOutputCode(hConsoleOutput,
                                    CODE_ATTRIBUTE,
                                    lpAttribute,
                                    nLength,
                                    dwReadCoord,
                                    lpNumberOfAttrsRead);
}

Referenced by TConsole::Darkbg(), TConsole::Lightbg(), test_cp855(), and test_cp932().

ReadConsoleOutputCharacterA()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleOutputCharacterA	(	IN HANDLE	hConsoleOutput,
		OUT LPSTR	lpCharacter,
		IN DWORD	nLength,
		IN COORD	dwReadCoord,
		OUT LPDWORD	lpNumberOfCharsRead
	)

Definition at line 1401 of file readwrite.c.

{
    return IntReadConsoleOutputCode(hConsoleOutput,
                                    CODE_ASCII,
                                    lpCharacter,
                                    nLength,
                                    dwReadCoord,
                                    lpNumberOfCharsRead);
}

ReadConsoleOutputCharacterW()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleOutputCharacterW	(	IN HANDLE	hConsoleOutput,
		OUT LPWSTR	lpCharacter,
		IN DWORD	nLength,
		IN COORD	dwReadCoord,
		OUT LPDWORD	lpNumberOfCharsRead
	)

Definition at line 1380 of file readwrite.c.

{
    return IntReadConsoleOutputCode(hConsoleOutput,
                                    CODE_UNICODE,
                                    lpCharacter,
                                    nLength,
                                    dwReadCoord,
                                    lpNumberOfCharsRead);
}

Referenced by test_cp855(), and test_cp932().

ReadConsoleOutputW()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleOutputW	(	IN HANDLE	hConsoleOutput,
		OUT PCHAR_INFO	lpBuffer,
		IN COORD	dwBufferSize,
		IN COORD	dwBufferCoord,
		IN OUT PSMALL_RECT	lpReadRegion
	)

Definition at line 1338 of file readwrite.c.

{
    return IntReadConsoleOutput(hConsoleOutput,
                                lpBuffer,
                                dwBufferSize,
                                dwBufferCoord,
                                lpReadRegion,
                                TRUE);
}

Referenced by test_cp932().

ReadConsoleW()

BOOL WINAPI DECLSPEC_HOTPATCH ReadConsoleW	(	IN HANDLE	hConsoleInput,
		OUT LPVOID	lpBuffer,
		IN DWORD	nNumberOfCharsToRead,
		OUT LPDWORD	lpNumberOfCharsRead,
		IN PCONSOLE_READCONSOLE_CONTROL pInputControl	OPTIONAL
	)

Definition at line 1174 of file readwrite.c.

{
    return IntReadConsole(hConsoleInput,
                          lpBuffer,
                          nNumberOfCharsToRead,
                          lpNumberOfCharsRead,
                          pInputControl,
                          TRUE);
}

Referenced by _read_nolock(), ask_confirm(), ask_overwrite_value(), Confirm(), and ReadString().

WriteConsoleA()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleA	(	IN HANDLE	hConsoleOutput,
		IN CONST VOID *	lpBuffer,
		IN DWORD	nNumberOfCharsToWrite,
		OUT LPDWORD	lpNumberOfCharsWritten,
		LPVOID	lpReserved
	)

Definition at line 1468 of file readwrite.c.

{
    return IntWriteConsole(hConsoleOutput,
                           (PVOID)lpBuffer,
                           nNumberOfCharsToWrite,
                           lpNumberOfCharsWritten,
                           lpReserved,
                           FALSE);
}

Referenced by _cputs(), debug_printf(), dprintf(), and WriteFile().

WriteConsoleInputA()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleInputA	(	IN HANDLE	hConsoleInput,
		IN CONST INPUT_RECORD *	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsWritten
	)

Definition at line 1509 of file readwrite.c.

{
    return IntWriteConsoleInput(hConsoleInput,
                                (PINPUT_RECORD)lpBuffer,
                                nLength,
                                lpNumberOfEventsWritten,
                                FALSE,
                                TRUE);
}

WriteConsoleInputVDMA()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleInputVDMA	(	IN HANDLE	hConsoleInput,
		IN CONST INPUT_RECORD *	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsWritten
	)

Definition at line 1549 of file readwrite.c.

{
    return IntWriteConsoleInput(hConsoleInput,
                                (PINPUT_RECORD)lpBuffer,
                                nLength,
                                lpNumberOfEventsWritten,
                                FALSE,
                                FALSE);
}

WriteConsoleInputVDMW()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleInputVDMW	(	IN HANDLE	hConsoleInput,
		IN CONST INPUT_RECORD *	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsWritten
	)

Definition at line 1529 of file readwrite.c.

{
    return IntWriteConsoleInput(hConsoleInput,
                                (PINPUT_RECORD)lpBuffer,
                                nLength,
                                lpNumberOfEventsWritten,
                                TRUE,
                                FALSE);
}

WriteConsoleInputW()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleInputW	(	IN HANDLE	hConsoleInput,
		IN CONST INPUT_RECORD *	lpBuffer,
		IN DWORD	nLength,
		OUT LPDWORD	lpNumberOfEventsWritten
	)

Definition at line 1489 of file readwrite.c.

{
    return IntWriteConsoleInput(hConsoleInput,
                                (PINPUT_RECORD)lpBuffer,
                                nLength,
                                lpNumberOfEventsWritten,
                                TRUE,
                                TRUE);
}

WriteConsoleOutputA()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleOutputA	(	IN HANDLE	hConsoleOutput,
		IN CONST CHAR_INFO *	lpBuffer,
		IN COORD	dwBufferSize,
		IN COORD	dwBufferCoord,
		IN OUT PSMALL_RECT	lpWriteRegion
	)

Definition at line 1590 of file readwrite.c.

{
    return IntWriteConsoleOutput(hConsoleOutput,
                                 lpBuffer,
                                 dwBufferSize,
                                 dwBufferCoord,
                                 lpWriteRegion,
                                 FALSE);
}

Referenced by __InvalidateConsoleDIBits().

WriteConsoleOutputAttribute()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleOutputAttribute	(	IN HANDLE	hConsoleOutput,
		IN CONST WORD *	lpAttribute,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		OUT LPDWORD	lpNumberOfAttrsWritten
	)

Definition at line 1653 of file readwrite.c.

{
    return IntWriteConsoleOutputCode(hConsoleOutput,
                                     CODE_ATTRIBUTE,
                                     lpAttribute,
                                     nLength,
                                     dwWriteCoord,
                                     lpNumberOfAttrsWritten);
}

Referenced by TConsole::Darkbg(), TConsole::Lightbg(), test_cp932(), and WriteConsoleOutputCharAndAttribute().

WriteConsoleOutputCharacterA()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleOutputCharacterA	(	IN HANDLE	hConsoleOutput,
		IN LPCSTR	lpCharacter,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		OUT LPDWORD	lpNumberOfCharsWritten
	)

Definition at line 1632 of file readwrite.c.

{
    return IntWriteConsoleOutputCode(hConsoleOutput,
                                     CODE_ASCII,
                                     lpCharacter,
                                     nLength,
                                     dwWriteCoord,
                                     lpNumberOfCharsWritten);
}

WriteConsoleOutputCharacterW()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleOutputCharacterW	(	IN HANDLE	hConsoleOutput,
		IN LPCWSTR	lpCharacter,
		IN DWORD	nLength,
		IN COORD	dwWriteCoord,
		OUT LPDWORD	lpNumberOfCharsWritten
	)

Definition at line 1611 of file readwrite.c.

{
    return IntWriteConsoleOutputCode(hConsoleOutput,
                                     CODE_UNICODE,
                                     lpCharacter,
                                     nLength,
                                     dwWriteCoord,
                                     lpNumberOfCharsWritten);
}

WriteConsoleOutputW()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleOutputW	(	IN HANDLE	hConsoleOutput,
		IN CONST CHAR_INFO *	lpBuffer,
		IN COORD	dwBufferSize,
		IN COORD	dwBufferCoord,
		IN OUT PSMALL_RECT	lpWriteRegion
	)

Definition at line 1569 of file readwrite.c.

{
    return IntWriteConsoleOutput(hConsoleOutput,
                                 lpBuffer,
                                 dwBufferSize,
                                 dwBufferCoord,
                                 lpWriteRegion,
                                 TRUE);
}

Referenced by test_cp932().

WriteConsoleW()

BOOL WINAPI DECLSPEC_HOTPATCH WriteConsoleW	(	IN HANDLE	hConsoleOutput,
		IN CONST VOID *	lpBuffer,
		IN DWORD	nNumberOfCharsToWrite,
		OUT LPDWORD	lpNumberOfCharsWritten,
		LPVOID	lpReserved
	)

Definition at line 1447 of file readwrite.c.

{
    return IntWriteConsole(hConsoleOutput,
                           (PVOID)lpBuffer,
                           nNumberOfCharsToWrite,
                           lpNumberOfCharsWritten,
                           lpReserved,
                           TRUE);
}

Referenced by _VCrtDbgReportW(), common_assert_to_stderr_direct(), DisplayResourceText(), output_header(), output_string(), output_writeconsole(), print_string(), ReadString(), taskkill_vprintfW(), test_cp855(), test_cp932(), TUIDisplayStatusMessage(), and XCOPY_wprintf().