drivers/input/mouclass/mouclass.h

   1 #ifndef _MOUCLASS_PCH_
   2 #define _MOUCLASS_PCH_
   3
   4 #include <ntifs.h>
   5 #include <ntddmou.h>
   6
   7 #define MAX_PATH 260
   8
   9 #define MIN(a, b) ((a) < (b) ? (a) : (b))
  10
  11 #define CLASS_TAG 'CuoM'
  12 #define DPFLTR_CLASS_NAME_ID DPFLTR_MOUCLASS_ID
  13
  14 typedef enum
  15 {
  16         dsStopped,
  17         dsStarted,
  18         dsPaused,
  19         dsRemoved,
  20         dsSurpriseRemoved
  21 } PORT_DEVICE_STATE;
  22
  23 typedef struct _CLASS_DRIVER_EXTENSION
  24 {
  25         UNICODE_STRING RegistryPath;
  26
  27         /* Registry settings */
  28         ULONG ConnectMultiplePorts;
  29         ULONG DataQueueSize;
  30         UNICODE_STRING DeviceBaseName;
  31
  32         PDEVICE_OBJECT MainClassDeviceObject;
  33 } CLASS_DRIVER_EXTENSION, *PCLASS_DRIVER_EXTENSION;
  34
  35 typedef struct _COMMON_DEVICE_EXTENSION
  36 {
  37         BOOLEAN IsClassDO;
  38 } COMMON_DEVICE_EXTENSION, *PCOMMON_DEVICE_EXTENSION;
  39
  40 typedef struct _PORT_DEVICE_EXTENSION
  41 {
  42         COMMON_DEVICE_EXTENSION Common;
  43
  44         LIST_ENTRY ListEntry;
  45         PDEVICE_OBJECT DeviceObject;
  46         PORT_DEVICE_STATE PnpState;
  47         PDEVICE_OBJECT LowerDevice;
  48         PDEVICE_OBJECT ClassDO;
  49         HANDLE FileHandle;
  50         UNICODE_STRING InterfaceName;
  51 } PORT_DEVICE_EXTENSION, *PPORT_DEVICE_EXTENSION;
  52
  53 typedef struct _CLASS_DEVICE_EXTENSION
  54 {
  55         COMMON_DEVICE_EXTENSION Common;
  56
  57         PCLASS_DRIVER_EXTENSION DriverExtension;
  58
  59         LIST_ENTRY ListHead;
  60         KSPIN_LOCK ListSpinLock;
  61         KSPIN_LOCK SpinLock;
  62         PIRP PendingIrp;
  63         SIZE_T InputCount;
  64         PMOUSE_INPUT_DATA PortData;
  65         LPCWSTR DeviceName;
  66 } CLASS_DEVICE_EXTENSION, *PCLASS_DEVICE_EXTENSION;
  67
  68 /* misc.c */
  69
  70 NTSTATUS
  71 ForwardIrpAndWait(
  72         IN PDEVICE_OBJECT DeviceObject,
  73         IN PIRP Irp);
  74
  75 DRIVER_DISPATCH ForwardIrpAndForget;
  76
  77 NTSTATUS
  78 DuplicateUnicodeString(
  79         IN ULONG Flags,
  80         IN PCUNICODE_STRING SourceString,
  81         OUT PUNICODE_STRING DestinationString);
  82
  83 #endif /* _MOUCLASS_PCH_ */