IOCDBlockStorageDevice.cpp   [plain text]


/*
 * Copyright (c) 1998-2003 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
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 * @APPLE_LICENSE_HEADER_END@
 */
#include <IOKit/storage/IOCDBlockStorageDevice.h>

#define	super	IOBlockStorageDevice
OSDefineMetaClassAndAbstractStructors(IOCDBlockStorageDevice,IOBlockStorageDevice)

bool
IOCDBlockStorageDevice::init(OSDictionary * properties)
{
    bool result;

    result = super::init(properties);
    if (result) {
        setProperty(kIOBlockStorageDeviceTypeKey,
                    kIOBlockStorageDeviceTypeCDROM);
    }

    return(result);
}

IOReturn
IOCDBlockStorageDevice::getSpeed(UInt16 * kilobytesPerSecond)
{
    return(kIOReturnUnsupported);
}

OSMetaClassDefineReservedUsed(IOCDBlockStorageDevice, 0);

IOReturn
IOCDBlockStorageDevice::setSpeed(UInt16 kilobytesPerSecond)
{
    return(kIOReturnUnsupported);
}

OSMetaClassDefineReservedUsed(IOCDBlockStorageDevice, 1);

IOReturn
IOCDBlockStorageDevice::readTOC(IOMemoryDescriptor *buffer,CDTOCFormat format,
                                UInt8 msf,UInt8 trackSessionNumber,
                                UInt16 *actualByteCount)
{
    if (actualByteCount) {
        *actualByteCount = 0;
    }
    return(kIOReturnUnsupported);
}

OSMetaClassDefineReservedUsed(IOCDBlockStorageDevice, 2);

IOReturn
IOCDBlockStorageDevice::readDiscInfo(IOMemoryDescriptor *buffer,
                                     UInt16 *actualByteCount)
{
    if (actualByteCount) {
        *actualByteCount = 0;
    }
    return(kIOReturnUnsupported);
}

OSMetaClassDefineReservedUsed(IOCDBlockStorageDevice, 3);

IOReturn
IOCDBlockStorageDevice::readTrackInfo(IOMemoryDescriptor *buffer,UInt32 address,
                                      CDTrackInfoAddressType addressType,
                                      UInt16 *actualByteCount)
{
    if (actualByteCount) {
        *actualByteCount = 0;
    }
    return(kIOReturnUnsupported);
}

OSMetaClassDefineReservedUsed(IOCDBlockStorageDevice, 4);

OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice,  5);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice,  6);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice,  7);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice,  8);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice,  9);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 10);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 11);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 12);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 13);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 14);
OSMetaClassDefineReservedUnused(IOCDBlockStorageDevice, 15);