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Annotation of XNU/iokit/Families/IOCDDrive/IOCDDriveNub.cpp, revision 1.1

1.1     ! root        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/storage/IOCDDriveNub.h>
        !            23: 
        !            24: #define        super   IOHDDriveNub
        !            25: OSDefineMetaClass(IOCDDriveNub,IOHDDriveNub)
        !            26: OSDefineAbstractStructors(IOCDDriveNub,IOHDDriveNub)
        !            27: 
        !            28: /* These methods should not be called for a CD, except possibly for reportWriteProtection. */
        !            29: 
        !            30: IOReturn
        !            31: IOCDDriveNub::doFormatMedia(UInt64 /* byteCapacity */)
        !            32: {
        !            33:     return(kIOReturnUnsupported);
        !            34: }
        !            35: 
        !            36: UInt32
        !            37: IOCDDriveNub::doGetFormatCapacities(UInt64 * /* capacities */,UInt32 /*  capacitiesMaxCount */) const
        !            38: {
        !            39:     return(kIOReturnUnsupported);
        !            40: }
        !            41: 
        !            42: IOReturn
        !            43: IOCDDriveNub::doSynchronizeCache(void)
        !            44: {
        !            45:     return(kIOReturnUnsupported);
        !            46: }
        !            47: 
        !            48: bool
        !            49: IOCDDriveNub::init(OSDictionary * properties)
        !            50: {
        !            51:     bool result;
        !            52: 
        !            53:     result = super::init(properties);
        !            54:     if (result) {
        !            55:         setProperty(kDeviceTypeProperty,kDeviceTypeCDROM);
        !            56:     }
        !            57: 
        !            58:     return(result);
        !            59: }
        !            60: 
        !            61: IOReturn
        !            62: IOCDDriveNub::reportMaxWriteTransfer(UInt64 /* blockSize */,UInt64 * /* max */)
        !            63: {
        !            64:     return(0);
        !            65: }
        !            66: 
        !            67: IOReturn
        !            68: IOCDDriveNub::reportWriteProtection(bool *isWriteProtected)
        !            69: {
        !            70:     *isWriteProtected = true;
        !            71:     return(kIOReturnSuccess);
        !            72: }

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