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   1 /*++
   2
   3 Copyright (c) 1996    Microsoft Corporation
   4
   5 Module Name:
   6
   7     HIDSDI.H
   8
   9 Abstract:
  10
  11     This module contains the PUBLIC definitions for the
  12     code that implements the HID dll.
  13
  14 Environment:
  15
  16     Kernel & user mode
  17
  18 --*/
  19
  20
  21 #ifndef _HIDSDI_H
  22 #define _HIDSDI_H
  23
  24 #include <pshpack4.h>
  25
  26 //#include "wtypes.h"
  27
  28 //#include <windef.h>
  29 //#include <win32.h>
  30 //#include <basetyps.h>
  31
  32 typedef LONG NTSTATUS;
  33 #include "hidusage.h"
  34 #include "hidpi.h"
  35
  36 typedef struct _HIDD_CONFIGURATION {
  37     PVOID    cookie;
  38     ULONG    size;
  39     ULONG    RingBufferSize;
  40 } HIDD_CONFIGURATION, *PHIDD_CONFIGURATION;
  41
  42 typedef struct _HIDD_ATTRIBUTES {
  43     ULONG   Size; // = sizeof (struct _HIDD_ATTRIBUTES)
  44
  45     //
  46     // Vendor ids of this hid device
  47     //
  48     USHORT  VendorID;
  49     USHORT  ProductID;
  50     USHORT  VersionNumber;
  51
  52     //
  53     // Additional fields will be added to the end of this structure.
  54     //
  55 } HIDD_ATTRIBUTES, *PHIDD_ATTRIBUTES;
  56
  57
  58 BOOLEAN __stdcall
  59 HidD_GetAttributes (
  60     IN  HANDLE              HidDeviceObject,
  61     OUT PHIDD_ATTRIBUTES    Attributes
  62     );
  63 /*++
  64 Routine Description:
  65     Fill in the given HIDD_ATTRIBUTES structure with the attributes of the
  66     given hid device.
  67
  68 --*/
  69
  70
  71 void __stdcall
  72 HidD_GetHidGuid (
  73    OUT   LPGUID   HidGuid
  74    );
  75
  76 BOOLEAN __stdcall
  77 HidD_GetPreparsedData (
  78    IN    HANDLE                  HidDeviceObject,
  79    OUT   PHIDP_PREPARSED_DATA  * PreparsedData
  80    );
  81 /*++
  82 Routine Description:
  83     Given a handle to a valid Hid Class Device Object, retrieve the preparsed
  84     data for the device.  This routine will allocate the appropriately
  85     sized buffer to hold this preparsed data.  It is up to client to call
  86     HidP_FreePreparsedData to free the memory allocated to this structure when
  87     it is no longer needed.
  88
  89 Arguments:
  90    HidDeviceObject A handle to a Hid Device that the client obtains using
  91                    a call to CreateFile on a valid Hid device string name.
  92                    The string name can be obtained using standard PnP calls.
  93
  94    PreparsedData   An opaque data structure used by other functions in this
  95                    library to retrieve information about a given device.
  96
  97 Return Value:
  98    TRUE if successful.
  99    FALSE otherwise  -- Use GetLastError() to get extended error information
 100 --*/
 101
 102 BOOLEAN __stdcall
 103 HidD_FreePreparsedData (
 104    IN    PHIDP_PREPARSED_DATA PreparsedData
 105    );
 106
 107 BOOLEAN __stdcall
 108 HidD_FlushQueue (
 109    IN    HANDLE                HidDeviceObject
 110    );
 111 /*++
 112 Routine Description:
 113     Flush the input queue for the given HID device.
 114
 115 Arguments:
 116    HidDeviceObject A handle to a Hid Device that the client obtains using
 117                    a call to CreateFile on a valid Hid device string name.
 118                    The string name can be obtained using standard PnP calls.
 119
 120 Return Value:
 121    TRUE if successful
 122    FALSE otherwise  -- Use GetLastError() to get extended error information
 123 --*/
 124
 125 BOOLEAN __stdcall
 126 HidD_GetConfiguration (
 127    IN   HANDLE               HidDeviceObject,
 128    OUT  PHIDD_CONFIGURATION  Configuration,
 129    IN   ULONG                ConfigurationLength
 130    );
 131 /*++
 132 Routine Description:
 133     Get the configuration information for this Hid device
 134
 135 Arguments:
 136    HidDeviceObject      A handle to a Hid Device Object.
 137
 138    Configuration        A configuration structure.  HidD_GetConfiguration MUST
 139                         be called before the configuration can be modified and
 140                         set using HidD_SetConfiguration
 141
 142    ConfigurationLength  That is ``sizeof (HIDD_CONFIGURATION)''. Using this
 143                         parameter, we can later increase the length of the
 144                         configuration array and not break older apps.
 145
 146 Return Value:
 147    TRUE if successful
 148    FALSE otherwise  -- Use GetLastError() to get extended error information
 149 --*/
 150
 151 BOOLEAN __stdcall
 152 HidD_SetConfiguration (
 153    IN   HANDLE               HidDeviceObject,
 154    IN   PHIDD_CONFIGURATION  Configuration,
 155    IN   ULONG                ConfigurationLength
 156    );
 157 /*++
 158 Routine Description:
 159    Set the configuration information for this Hid device...
 160
 161    NOTE: HidD_GetConfiguration must be called to retrieve the current
 162          configuration information before this information can be modified
 163          and set.
 164
 165 Arguments:
 166     HidDeviceObject      A handle to a Hid Device Object.
 167
 168     Configuration        A configuration structure.  HidD_GetConfiguration MUST
 169                          be called before the configuration can be modified and
 170                          set using HidD_SetConfiguration
 171
 172     ConfigurationLength  That is ``sizeof (HIDD_CONFIGURATION)''. Using this
 173                          parameter, we can later increase the length of the
 174                          configuration array and not break older apps.
 175
 176 Return Value:
 177     TRUE if successful
 178     FALSE otherwise  -- Use GetLastError() to get extended error information
 179 --*/
 180
 181 BOOLEAN __stdcall
 182 HidD_GetFeature (
 183    IN    HANDLE   HidDeviceObject,
 184    OUT   PVOID    ReportBuffer,
 185    IN    ULONG    ReportBufferLength
 186    );
 187 /*++
 188 Routine Description:
 189     Retrieve a feature report from a HID device.
 190
 191 Arguments:
 192     HidDeviceObject      A handle to a Hid Device Object.
 193
 194     ReportBuffer         The buffer that the feature report should be placed
 195                          into.  The first byte of the buffer should be set to
 196                          the report ID of the desired report
 197
 198     ReportBufferLength   The size (in bytes) of ReportBuffer.  This value
 199                          should be greater than or equal to the
 200                          FeatureReportByteLength field as specified in the
 201                          HIDP_CAPS structure for the device
 202 Return Value:
 203     TRUE if successful
 204     FALSE otherwise  -- Use GetLastError() to get extended error information
 205 --*/
 206
 207 BOOLEAN __stdcall
 208 HidD_SetFeature (
 209    IN    HANDLE   HidDeviceObject,
 210    IN    PVOID    ReportBuffer,
 211    IN    ULONG    ReportBufferLength
 212    );
 213 /*++
 214 Routine Description:
 215     Send a feature report to a HID device.
 216
 217 Arguments:
 218     HidDeviceObject      A handle to a Hid Device Object.
 219
 220     ReportBuffer         The buffer of the feature report to send to the device
 221
 222     ReportBufferLength   The size (in bytes) of ReportBuffer.  This value
 223                          should be greater than or equal to the
 224                          FeatureReportByteLength field as specified in the
 225                          HIDP_CAPS structure for the device
 226 Return Value:
 227     TRUE if successful
 228     FALSE otherwise  -- Use GetLastError() to get extended error information
 229 --*/
 230
 231 BOOLEAN __stdcall
 232 HidD_GetNumInputBuffers (
 233     IN  HANDLE  HidDeviceObject,
 234     OUT PULONG  NumberBuffers
 235     );
 236 /*++
 237 Routine Description:
 238     This function returns the number of input buffers used by the specified
 239     file handle to the Hid device.  Each file object has a number of buffers
 240     associated with it to queue reports read from the device but which have
 241     not yet been read by the user-mode app with a handle to that device.
 242
 243 Arguments:
 244     HidDeviceObject      A handle to a Hid Device Object.
 245
 246     NumberBuffers        Number of buffers currently being used for this file
 247                          handle to the Hid device
 248
 249 Return Value:
 250     TRUE if successful
 251     FALSE otherwise  -- Use GetLastError() to get extended error information
 252 --*/
 253
 254 BOOLEAN __stdcall
 255 HidD_SetNumInputBuffers (
 256     IN  HANDLE HidDeviceObject,
 257     OUT ULONG  NumberBuffers
 258     );
 259 /*++
 260
 261 Routine Description:
 262     This function sets the number of input buffers used by the specified
 263     file handle to the Hid device.  Each file object has a number of buffers
 264     associated with it to queue reports read from the device but which have
 265     not yet been read by the user-mode app with a handle to that device.
 266
 267 Arguments:
 268     HidDeviceObject      A handle to a Hid Device Object.
 269
 270     NumberBuffers        New number of buffers to use for this file handle to
 271                          the Hid device
 272
 273 Return Value:
 274     TRUE if successful
 275     FALSE otherwise  -- Use GetLastError() to get extended error information
 276 --*/
 277
 278 BOOLEAN __stdcall
 279 HidD_GetPhysicalDescriptor (
 280    IN    HANDLE   HidDeviceObject,
 281    OUT   PVOID    Buffer,
 282    IN    ULONG    BufferLength
 283    );
 284 /*++
 285 Routine Description:
 286     This function retrieves the raw physical descriptor for the specified
 287     Hid device.
 288
 289 Arguments:
 290     HidDeviceObject      A handle to a Hid Device Object.
 291
 292     Buffer               Buffer which on return will contain the physical
 293                          descriptor if one exists for the specified device
 294                          handle
 295
 296     BufferLength         Length of buffer (in bytes)
 297
 298
 299 Return Value:
 300     TRUE if successful
 301     FALSE otherwise  -- Use GetLastError() to get extended error information
 302 --*/
 303
 304 BOOLEAN __stdcall
 305 HidD_GetManufacturerString (
 306    IN    HANDLE   HidDeviceObject,
 307    OUT   PVOID    Buffer,
 308    IN    ULONG    BufferLength
 309    );
 310 /*++
 311 Routine Description:
 312     This function retrieves the manufacturer string from the specified
 313     Hid device.
 314
 315 Arguments:
 316     HidDeviceObject      A handle to a Hid Device Object.
 317
 318     Buffer               Buffer which on return will contain the manufacturer
 319                          string returned from the device.  This string is a
 320                          wide-character string
 321
 322     BufferLength         Length of Buffer (in bytes)
 323
 324
 325 Return Value:
 326     TRUE if successful
 327     FALSE otherwise  -- Use GetLastError() to get extended error information
 328 --*/
 329
 330 BOOLEAN __stdcall
 331 HidD_GetProductString (
 332    IN    HANDLE   HidDeviceObject,
 333    OUT   PVOID    Buffer,
 334    IN    ULONG    BufferLength
 335    );
 336 /*++
 337 Routine Description:
 338     This function retrieves the product string from the specified
 339     Hid device.
 340
 341 Arguments:
 342     HidDeviceObject      A handle to a Hid Device Object.
 343
 344     Buffer               Buffer which on return will contain the product
 345                          string returned from the device.  This string is a
 346                          wide-character string
 347
 348     BufferLength         Length of Buffer (in bytes)
 349
 350
 351 Return Value:
 352     TRUE if successful
 353     FALSE otherwise  -- Use GetLastError() to get extended error information
 354 --*/
 355
 356 BOOLEAN __stdcall
 357 HidD_GetIndexedString (
 358    IN    HANDLE   HidDeviceObject,
 359    IN    ULONG    StringIndex,
 360    OUT   PVOID    Buffer,
 361    IN    ULONG    BufferLength
 362    );
 363 /*++
 364 Routine Description:
 365     This function retrieves a string from the specified Hid device that is
 366     specified with a certain string index.
 367
 368 Arguments:
 369     HidDeviceObject      A handle to a Hid Device Object.
 370
 371     StringIndex          Index of the string to retrieve
 372
 373     Buffer               Buffer which on return will contain the product
 374                          string returned from the device.  This string is a
 375                          wide-character string
 376
 377     BufferLength         Length of Buffer (in bytes)
 378
 379 Return Value:
 380     TRUE if successful
 381     FALSE otherwise  -- Use GetLastError() to get extended error information
 382 --*/
 383
 384 BOOLEAN __stdcall
 385 HidD_GetSerialNumberString (
 386    IN    HANDLE   HidDeviceObject,
 387    OUT   PVOID    Buffer,
 388    IN    ULONG    BufferLength
 389    );
 390 /*++
 391 Routine Description:
 392     This function retrieves the serial number string from the specified
 393     Hid device.
 394
 395 Arguments:
 396     HidDeviceObject      A handle to a Hid Device Object.
 397
 398     Buffer               Buffer which on return will contain the serial number
 399                          string returned from the device.  This string is a
 400                          wide-character string
 401
 402     BufferLength         Length of Buffer (in bytes)
 403
 404 Return Value:
 405     TRUE if successful
 406     FALSE otherwise  -- Use GetLastError() to get extended error information
 407 --*/
 408
 409
 410 #include <poppack.h>
 411
 412 #endif