drivers/fs/ms/msfs.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:  See COPYING in the top level directory
   4  * PROJECT:    ReactOS kernel
   5  * FILE:       services/fs/ms/msfs.c
   6  * PURPOSE:    Mailslot filesystem
   7  * PROGRAMMER: Eric Kohl <ekohl@rz-online.de>
   8  */
   9
  10 /* INCLUDES ******************************************************************/
  11
  12 #include <ddk/ntddk.h>
  13 #include "msfs.h"
  14
  15 #define NDEBUG
  16 #include <debug.h>
  17
  18
  19 /* FUNCTIONS *****************************************************************/
  20
  21 NTSTATUS STDCALL
  22 DriverEntry(PDRIVER_OBJECT DriverObject,
  23             PUNICODE_STRING RegistryPath)
  24 {
  25    PMSFS_DEVICE_EXTENSION DeviceExtension;
  26    PDEVICE_OBJECT DeviceObject;
  27    UNICODE_STRING DeviceName;
  28    NTSTATUS Status;
  29
  30    DbgPrint("Mailslot FSD 0.0.1\n");
  31
  32    DriverObject->Flags = 0;
  33    DriverObject->MajorFunction[IRP_MJ_CREATE] = MsfsCreate;
  34    DriverObject->MajorFunction[IRP_MJ_CREATE_MAILSLOT] =
  35      MsfsCreateMailslot;
  36    DriverObject->MajorFunction[IRP_MJ_CLOSE] = MsfsClose;
  37    DriverObject->MajorFunction[IRP_MJ_READ] = MsfsRead;
  38    DriverObject->MajorFunction[IRP_MJ_WRITE] = MsfsWrite;
  39    DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] =
  40      MsfsQueryInformation;
  41    DriverObject->MajorFunction[IRP_MJ_SET_INFORMATION] =
  42      MsfsSetInformation;
  43 //   DriverObject->MajorFunction[IRP_MJ_DIRECTORY_CONTROL] =
  44 //     MsfsDirectoryControl;
  45 //   DriverObject->MajorFunction[IRP_MJ_FLUSH_BUFFERS] = MsfsFlushBuffers;
  46 //   DriverObject->MajorFunction[IRP_MJ_SHUTDOWN] = MsfsShutdown;
  47 //   DriverObject->MajorFunction[IRP_MJ_QUERY_SECURITY] =
  48 //     MsfsQuerySecurity;
  49 //   DriverObject->MajorFunction[IRP_MJ_SET_SECURITY] =
  50 //     MsfsSetSecurity;
  51    DriverObject->MajorFunction[IRP_MJ_FILE_SYSTEM_CONTROL] =
  52      MsfsFileSystemControl;
  53
  54    DriverObject->DriverUnload = NULL;
  55
  56    RtlInitUnicodeString(&DeviceName,
  57                         L"\\Device\\MailSlot");
  58    Status = IoCreateDevice(DriverObject,
  59                            sizeof(MSFS_DEVICE_EXTENSION),
  60                            &DeviceName,
  61                            FILE_DEVICE_MAILSLOT,
  62                            0,
  63                            FALSE,
  64                            &DeviceObject);
  65    if (!NT_SUCCESS(Status))
  66      {
  67         return(Status);
  68      }
  69
  70    /* initialize device extension */
  71    DeviceExtension = DeviceObject->DeviceExtension;
  72    InitializeListHead(&DeviceExtension->MailslotListHead);
  73    KeInitializeMutex(&DeviceExtension->MailslotListLock,
  74                      0);
  75
  76    return(STATUS_SUCCESS);
  77 }
  78
  79 /* EOF */