+++ /dev/null
-/*
- * PROJECT: ReactOS Kernel
- * LICENSE: GPL - See COPYING in the top level directory
- * FILE: dll/win32/kernel32/client/file/deviceio.c
- * PURPOSE: Device I/O Base Client Functionality
- * PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
- */
-
-/* INCLUDES *******************************************************************/
-
-#include <k32.h>
-
-#include <ntddbeep.h>
-
-#define NDEBUG
-#include <debug.h>
-
-/* FUNCTIONS ******************************************************************/
-
-VOID
-WINAPI
-NotifySoundSentry(VOID)
-{
- BASE_API_MESSAGE ApiMessage;
- PBASE_SOUND_SENTRY SoundSentryRequest = &ApiMessage.Data.SoundSentryRequest;
-
- /* Get the video mode */
- if (!GetConsoleDisplayMode(&SoundSentryRequest->VideoMode))
- {
- SoundSentryRequest->VideoMode = 0;
- }
-
- /* Make sure it's not fullscreen, and send the message if not */
- if (SoundSentryRequest->VideoMode == 0)
- {
- CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
- NULL,
- CSR_CREATE_API_NUMBER(BASESRV_SERVERDLL_INDEX, BasepSoundSentryNotification),
- sizeof(*SoundSentryRequest));
- }
-}
-
-/*
- * @implemented
- */
-BOOL
-WINAPI
-Beep(IN DWORD dwFreq,
- IN DWORD dwDuration)
-{
- HANDLE hBeep;
- UNICODE_STRING BeepDevice;
- OBJECT_ATTRIBUTES ObjectAttributes;
- IO_STATUS_BLOCK IoStatusBlock;
- BEEP_SET_PARAMETERS BeepSetParameters;
- NTSTATUS Status;
-
- //
- // On TS systems, we need to Load Winsta.dll and call WinstationBeepOpen
- // after doing a GetProcAddress for it
- //
-
- /* Open the device */
- RtlInitUnicodeString(&BeepDevice, L"\\Device\\Beep");
- InitializeObjectAttributes(&ObjectAttributes, &BeepDevice, 0, NULL, NULL);
- Status = NtCreateFile(&hBeep,
- FILE_READ_DATA | FILE_WRITE_DATA,
- &ObjectAttributes,
- &IoStatusBlock,
- NULL,
- 0,
- FILE_SHARE_READ | FILE_SHARE_WRITE,
- FILE_OPEN_IF,
- 0,
- NULL,
- 0);
- if (!NT_SUCCESS(Status))
- {
- BaseSetLastNTError(Status);
- return FALSE;
- }
-
- /* check the parameters */
- if ((dwFreq >= 0x25 && dwFreq <= 0x7FFF) ||
- (dwFreq == 0x0 && dwDuration == 0x0))
- {
- /* Set beep data */
- BeepSetParameters.Frequency = dwFreq;
- BeepSetParameters.Duration = dwDuration;
-
- /* Send the beep */
- Status = NtDeviceIoControlFile(hBeep,
- NULL,
- NULL,
- NULL,
- &IoStatusBlock,
- IOCTL_BEEP_SET,
- &BeepSetParameters,
- sizeof(BeepSetParameters),
- NULL,
- 0);
- }
- else
- {
- /* We'll fail the call, but still notify the sound sentry */
- Status = STATUS_INVALID_PARAMETER;
- }
-
- /* Notify the sound sentry */
- NotifySoundSentry();
-
- /* Bail out if the hardware beep failed */
- if (!NT_SUCCESS(Status))
- {
- NtClose(hBeep);
- BaseSetLastNTError(Status);
- return FALSE;
- }
-
- /* If an actual beep was emitted, wait for it */
- if (((dwFreq != 0x0) || (dwDuration != 0x0)) && (dwDuration != MAXDWORD))
- {
- SleepEx(dwDuration, TRUE);
- }
-
- /* Close the handle and return success */
- NtClose(hBeep);
- return TRUE;
-}
-
-/*
- * @implemented
- */
-BOOL
-WINAPI
-DeviceIoControl(IN HANDLE hDevice,
- IN DWORD dwIoControlCode,
- IN LPVOID lpInBuffer OPTIONAL,
- IN DWORD nInBufferSize OPTIONAL,
- OUT LPVOID lpOutBuffer OPTIONAL,
- IN DWORD nOutBufferSize OPTIONAL,
- OUT LPDWORD lpBytesReturned OPTIONAL,
- IN LPOVERLAPPED lpOverlapped OPTIONAL)
-{
- BOOL FsIoCtl;
- NTSTATUS Status;
- PVOID ApcContext;
- IO_STATUS_BLOCK Iosb;
-
- //
- // Note: on a TS Machine, we should call IsTSAppCompatEnabled and unless the
- // IOCTLs are IOCTL_STORAGE_EJECT_MEDIA, IOCTL_DISK_EJECT_MEDIA, FSCTL_DISMOUNT_VOLUME
- // we should call IsCallerAdminOrSystem and return STATUS_ACCESS_DENIED for
- // any other IOCTLs.
- //
-
- /* Check what kind of IOCTL to send */
- FsIoCtl = ((dwIoControlCode >> 16) == FILE_DEVICE_FILE_SYSTEM);
-
- /* CHeck for async */
- if (lpOverlapped != NULL)
- {
- /* Set pending status */
- lpOverlapped->Internal = STATUS_PENDING;
-
- /* Check if there's an APC context */
- ApcContext = (((ULONG_PTR)lpOverlapped->hEvent & 0x1) ? NULL : lpOverlapped);
-
- /* Send file system control? */
- if (FsIoCtl)
- {
- /* Send it */
- Status = NtFsControlFile(hDevice,
- lpOverlapped->hEvent,
- NULL,
- ApcContext,
- (PIO_STATUS_BLOCK)lpOverlapped,
- dwIoControlCode,
- lpInBuffer,
- nInBufferSize,
- lpOutBuffer,
- nOutBufferSize);
- }
- else
- {
- /* Otherwise send a device control */
- Status = NtDeviceIoControlFile(hDevice,
- lpOverlapped->hEvent,
- NULL,
- ApcContext,
- (PIO_STATUS_BLOCK)lpOverlapped,
- dwIoControlCode,
- lpInBuffer,
- nInBufferSize,
- lpOutBuffer,
- nOutBufferSize);
- }
-
- /* Check for or information instead of failure */
- if (!(NT_ERROR(Status)) && (lpBytesReturned))
- {
- /* Protect with SEH */
- _SEH2_TRY
- {
- /* Return the bytes */
- *lpBytesReturned = lpOverlapped->InternalHigh;
- }
- _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
- {
- /* Return zero bytes */
- *lpBytesReturned = 0;
- }
- _SEH2_END;
- }
-
- /* Now check for any kind of failure except pending*/
- if (!(NT_SUCCESS(Status)) || (Status == STATUS_PENDING))
- {
- /* Fail */
- BaseSetLastNTError(Status);
- return FALSE;
- }
- }
- else
- {
- /* Sync case -- send file system code? */
- if (FsIoCtl)
- {
- /* Do it */
- Status = NtFsControlFile(hDevice,
- NULL,
- NULL,
- NULL,
- &Iosb,
- dwIoControlCode,
- lpInBuffer,
- nInBufferSize,
- lpOutBuffer,
- nOutBufferSize);
- }
- else
- {
- /* Send device code instead */
- Status = NtDeviceIoControlFile(hDevice,
- NULL,
- NULL,
- NULL,
- &Iosb,
- dwIoControlCode,
- lpInBuffer,
- nInBufferSize,
- lpOutBuffer,
- nOutBufferSize);
- }
-
- /* Now check if the operation isn't done yet */
- if (Status == STATUS_PENDING)
- {
- /* Wait for it and get the final status */
- Status = NtWaitForSingleObject(hDevice, FALSE, NULL);
- if (NT_SUCCESS(Status)) Status = Iosb.Status;
- }
-
- /* Check for success */
- if (NT_SUCCESS(Status))
- {
- /* Return the byte count */
- *lpBytesReturned = Iosb.Information;
- }
- else
- {
- /* Check for informational or warning failure */
- if (!NT_ERROR(Status)) *lpBytesReturned = Iosb.Information;
-
- /* Return a failure */
- BaseSetLastNTError(Status);
- return FALSE;
- }
- }
-
- /* Return success */
- return TRUE;
-}
-
-/*
- * @implemented
- */
-BOOL
-WINAPI
-CancelIo(IN HANDLE hFile)
-{
- IO_STATUS_BLOCK IoStatusBlock;
- NTSTATUS Status;
-
- Status = NtCancelIoFile(hFile, &IoStatusBlock);
- if (!NT_SUCCESS(Status))
- {
- BaseSetLastNTError(Status);
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* EOF */
projects / reactos.git / blobdiff