drivers/hid/hidclass/precomp.h

   1 #pragma once
   2
   3 #define _HIDPI_NO_FUNCTION_MACROS_
   4 #define NDEBUG
   5 #include <ntddk.h>
   6 #include <initguid.h>
   7 #include <hidport.h>
   8 #include <hidpddi.h>
   9 #include <stdio.h>
  10 #include <wdmguid.h>
  11 #include <debug.h>
  12
  13 typedef struct
  14 {
  15     PDRIVER_OBJECT DriverObject;
  16     ULONG DeviceExtensionSize;
  17     BOOLEAN DevicesArePolled;
  18     PDRIVER_DISPATCH MajorFunction[IRP_MJ_MAXIMUM_FUNCTION + 1];
  19     PDRIVER_ADD_DEVICE AddDevice;
  20     PDRIVER_UNLOAD DriverUnload;
  21     KSPIN_LOCK Lock;
  22
  23 }HIDCLASS_DRIVER_EXTENSION, *PHIDCLASS_DRIVER_EXTENSION;
  24
  25 typedef struct
  26 {
  27     //
  28     // hid device extension
  29     //
  30     HID_DEVICE_EXTENSION HidDeviceExtension;
  31
  32     //
  33     // if it is a pdo
  34     //
  35     BOOLEAN IsFDO;
  36
  37     //
  38     // driver extension
  39     //
  40     PHIDCLASS_DRIVER_EXTENSION DriverExtension;
  41
  42     //
  43     // device description
  44     //
  45     HIDP_DEVICE_DESC DeviceDescription;
  46
  47     //
  48     // hid attributes
  49     //
  50     HID_DEVICE_ATTRIBUTES Attributes;
  51
  52 }HIDCLASS_COMMON_DEVICE_EXTENSION, *PHIDCLASS_COMMON_DEVICE_EXTENSION;
  53
  54 typedef struct
  55 {
  56     //
  57     // parts shared by fdo and pdo
  58     //
  59     HIDCLASS_COMMON_DEVICE_EXTENSION Common;
  60
  61     //
  62     // device capabilities
  63     //
  64     DEVICE_CAPABILITIES Capabilities;
  65
  66     //
  67     // hid descriptor
  68     //
  69     HID_DESCRIPTOR HidDescriptor;
  70
  71     //
  72     // report descriptor
  73     //
  74     PUCHAR ReportDescriptor;
  75
  76     //
  77     // device relations
  78     //
  79     PDEVICE_RELATIONS DeviceRelations;
  80
  81 }HIDCLASS_FDO_EXTENSION, *PHIDCLASS_FDO_EXTENSION;
  82
  83 typedef struct
  84 {
  85     //
  86     // parts shared by fdo and pdo
  87     //
  88     HIDCLASS_COMMON_DEVICE_EXTENSION Common;
  89
  90     //
  91     // device capabilities
  92     //
  93     DEVICE_CAPABILITIES Capabilities;
  94
  95     //
  96     // collection index
  97     //
  98     ULONG CollectionNumber;
  99
 100     //
 101     // device interface
 102     //
 103     UNICODE_STRING DeviceInterface;
 104
 105     //
 106     // FDO device object
 107     //
 108     PDEVICE_OBJECT FDODeviceObject;
 109
 110     //
 111     // fdo device extension
 112     //
 113     PHIDCLASS_FDO_EXTENSION FDODeviceExtension;
 114
 115 }HIDCLASS_PDO_DEVICE_EXTENSION, *PHIDCLASS_PDO_DEVICE_EXTENSION;
 116
 117 typedef struct __HIDCLASS_FILEOP_CONTEXT__
 118 {
 119     //
 120     // device extension
 121     //
 122     PHIDCLASS_PDO_DEVICE_EXTENSION DeviceExtension;
 123
 124     //
 125     // spin lock
 126     //
 127     KSPIN_LOCK Lock;
 128
 129     //
 130     // read irp pending list
 131     //
 132     LIST_ENTRY ReadPendingIrpListHead;
 133
 134     //
 135     // completed irp list
 136     //
 137     LIST_ENTRY IrpCompletedListHead;
 138
 139     //
 140     // stop in progress indicator
 141     //
 142     BOOLEAN StopInProgress;
 143
 144     //
 145     // read complete event
 146     //
 147     KEVENT IrpReadComplete;
 148
 149 }HIDCLASS_FILEOP_CONTEXT, *PHIDCLASS_FILEOP_CONTEXT;
 150
 151 typedef struct
 152 {
 153     //
 154     // original request
 155     //
 156     PIRP OriginalIrp;
 157
 158     //
 159     // file op
 160     //
 161     PHIDCLASS_FILEOP_CONTEXT FileOp;
 162
 163     //
 164     // buffer for reading report
 165     //
 166     PVOID InputReportBuffer;
 167
 168     //
 169     // buffer length
 170     //
 171     ULONG InputReportBufferLength;
 172
 173     //
 174     // work item
 175     //
 176     PIO_WORKITEM CompletionWorkItem;
 177
 178 }HIDCLASS_IRP_CONTEXT, *PHIDCLASS_IRP_CONTEXT;
 179
 180 /* fdo.c */
 181 NTSTATUS
 182 HidClassFDO_PnP(
 183     IN PDEVICE_OBJECT DeviceObject,
 184     IN PIRP Irp);
 185
 186 NTSTATUS
 187 HidClassFDO_DispatchRequestSynchronous(
 188     IN PDEVICE_OBJECT DeviceObject,
 189     IN PIRP Irp);
 190
 191 /* pdo.c */
 192 NTSTATUS
 193 HidClassPDO_CreatePDO(
 194     IN PDEVICE_OBJECT DeviceObject,
 195     OUT PDEVICE_RELATIONS *OutDeviceRelations);
 196
 197 NTSTATUS
 198 HidClassPDO_PnP(
 199     IN PDEVICE_OBJECT DeviceObject,
 200     IN PIRP Irp);
 201
 202 PHIDP_COLLECTION_DESC
 203 HidClassPDO_GetCollectionDescription(
 204     PHIDP_DEVICE_DESC DeviceDescription,
 205     ULONG CollectionNumber);
 206
 207 PHIDP_REPORT_IDS
 208 HidClassPDO_GetReportDescription(
 209     PHIDP_DEVICE_DESC DeviceDescription,
 210     ULONG CollectionNumber);
 211
 212 /* eof */