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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: /* IOSCSICDDriveNub.h created by rick on Wed 07-Apr-1999 */
23:
24: /* This subclass implements a relay to a protocol- and device-specific provider. */
25:
26: #ifndef _IOSCSICDDRIVENUB_H
27: #define _IOSCSICDDRIVENUB_H
28:
29: #include <IOKit/IOTypes.h>
30: #include <IOKit/storage/IOCDDriveNub.h>
31:
32: class IOSCSICDDrive;
33:
34: class IOSCSICDDriveNub : public IOCDDriveNub {
35:
36: OSDeclareDefaultStructors(IOSCSICDDriveNub)
37:
38: public:
39:
40: /* Overrides from IOService */
41:
42: virtual bool attach(IOService * provider);
43:
44: /* Overrides from IOCDDriveNub: */
45:
46: virtual IOReturn doAsyncReadWrite(IOMemoryDescriptor *buffer,
47: UInt32 block,UInt32 nblks,
48: gdCompletionFunction action,
49: IOService *target,void *param);
50: virtual IOReturn doSyncReadWrite(IOMemoryDescriptor *buffer,UInt32 block,UInt32 nblks);
51:
52: /* --------------------------------------------------------------------------*/
53: /* Serrvice APIs used by the IOHDDrive portion of IOCDDriveNub: */
54: /* --------------------------------------------------------------------------*/
55:
56: virtual IOReturn doEjectMedia(void);
57: virtual IOReturn doLockUnlockMedia(bool doLock);
58: virtual IOReturn executeCdb(struct cdbParams *params);
59: virtual char * getVendorString(void);
60: virtual char * getProductString(void);
61: virtual char * getRevisionString(void);
62: virtual char * getAdditionalDeviceInfoString(void);
63: virtual IOReturn reportBlockSize(UInt64 *blockSize);
64: virtual IOReturn reportEjectability(bool *isEjectable);
65: virtual IOReturn reportLockability(bool *isLockable);
66: virtual IOReturn reportPollRequirements(bool *pollIsRequired,bool *pollIsExpensive);
67: virtual IOReturn reportMaxReadTransfer(UInt64 blockSize,UInt64 *max);
68: virtual IOReturn reportMaxValidBlock(UInt64 *maxBlock);
69: virtual IOReturn reportMediaState(bool *mediaPresent,bool *changed);
70: virtual IOReturn reportRemovability(bool *isRemovable);
71:
72: /* ------------------------------------------------*/
73: /* APIs that affect the entire media in the drive, */
74: /* exported eventually by IOCDMedia: */
75: /* ------------------------------------------------*/
76:
77: virtual IOReturn audioPause(bool pause);
78: virtual IOReturn audioScan(positioningType addressType,cdAddress address,
79: bool reverse);
80: virtual IOReturn readAudioData(positioningType addressType,cdAddress address,
81: UInt8 blockCount,UInt8 *buffer);
82: virtual IOReturn readAudioSubcodes(positioningType addressType,cdAddress address,
83: UInt8 blockCount,UInt8 *buffer);
84: virtual IOReturn readAudioWithQSubcode(positioningType addressType,cdAddress address,
85: UInt8 blockCount,UInt8 *buffer);
86: virtual IOReturn readAudioWithAllSubcodes(positioningType addressType,cdAddress address,
87: UInt8 blockCount,UInt8 *buffer);
88: virtual IOReturn readHeader(UInt32 blockAddress,struct headerInfo *buffer);
89: virtual IOReturn readISRC(UInt32 track,UInt8 *buffer,bool *found);
90: virtual IOReturn readMCN(UInt8 *buffer,bool *found);
91: virtual IOReturn readQSubcodes(struct qSubcodeTocInfo *buffer,UInt32 bufSize);
92: virtual IOReturn readSubcodeBuffer(UInt8 *buffer,bool purge,UInt32 entryCount);
93: virtual IOReturn readTheQSubcode(struct qSubcode *buffer);
94: virtual IOReturn readTOC(struct rawToc *buffer,UInt32 length,tocFormat format);
95: virtual IOReturn setAudioStopAddress(positioningType addressType,cdAddress address);
96:
97: /* ---------------------------------------------------*/
98: /* APIs exported eventually by IOCDAudioNub: */
99: /* ---------------------------------------------------*/
100:
101: virtual IOReturn audioPlay(positioningType addressType,cdAddress address,
102: audioPlayMode mode);
103: virtual IOReturn audioTrackSearch(positioningType addressType,cdAddress address,
104: bool startPlay,audioPlayMode mode);
105: virtual IOReturn getAudioStatus(struct audioStatus *status);
106: virtual IOReturn readAudioVolume(UInt8 *leftVolume,UInt8 *rightVolume);
107: virtual IOReturn setVolume(UInt8 leftVolume,UInt8 rightVolume);
108:
109: protected:
110:
111: virtual void dump(char *buf,int count);
112:
113: IOSCSICDDrive * _provider;
114: };
115: #endif
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