iokit/Families/IOHIDSystem/IOHIDevice.cpp

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 #include <IOKit/assert.h>
  23 #include <IOKit/IOService.h>
  24 #include <IOKit/hidsystem/IOHIDevice.h>
  25 #include <IOKit/hidsystem/IOHIDParameter.h>
  26
  27 #define super IOService
  28 OSDefineMetaClassAndStructors(IOHIDevice, IOService);
  29
  30 bool IOHIDevice::init(OSDictionary * properties)
  31 {
  32   if (!super::init(properties))  return false;
  33
  34   /*
  35    * Initialize minimal state.
  36    */
  37
  38   return true;
  39 }
  40
  41 void IOHIDevice::free()
  42 {
  43   super::free();
  44 }
  45
  46 IOHIDKind IOHIDevice::hidKind()
  47 {
  48   return kHIUnknownDevice;
  49 }
  50
  51 UInt32 IOHIDevice::interfaceID()
  52 {
  53   return 0;
  54 }
  55
  56 UInt32 IOHIDevice::deviceType()
  57 {
  58   return 0;
  59 }
  60
  61 UInt64 IOHIDevice::getGUID()
  62 {
  63   return(0xffffffffffffffffULL);
  64 }
  65
  66 bool IOHIDevice::updateProperties( void )
  67 {
  68     bool ok;
  69
  70     ok = setProperty( kIOHIDKindKey, hidKind(), 32 )
  71     &    setProperty( kIOHIDInterfaceIDKey, interfaceID(), 32 )
  72     &    setProperty( kIOHIDSubinterfaceIDKey, deviceType(), 32 );
  73
  74     return( ok );
  75 }
  76
  77 IOReturn IOHIDevice::setParamProperties( OSDictionary * dict )
  78 {
  79     return( kIOReturnSuccess );
  80 }
  81
  82