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Annotation of XNU/iokit/Families/IOCDDrive/IOCDAudioNub.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 "IOCDAudioNub.h"
        !            23: #include "IOCDAudioNubClient.h"
        !            24: #include <IOKit/storage/IOCDDrive.h>
        !            25: 
        !            26: #define        super   IOService
        !            27: OSDefineMetaClassAndStructors(IOCDAudioNub,IOService)
        !            28: 
        !            29: IOReturn
        !            30: IOCDAudioNub::newUserClient(task_t owningTask,
        !            31:                   void *            /* security_id */,
        !            32:                   UInt32            type,
        !            33:                   IOUserClient **   handler )
        !            34:     
        !            35: {   
        !            36:     IOReturn err = kIOReturnSuccess;
        !            37:     IOCDAudioNubClient *      client;
        !            38:  
        !            39:     kprintf("IOCDAudioNub::newUserClient\n");
        !            40:     if( type != 11) {
        !            41:         kprintf("IOCDAudioNub::newUserClient bad argument\n");
        !            42:         return( kIOReturnBadArgument);
        !            43:     }
        !            44:     
        !            45:     client = IOCDAudioNubClient::withTask(owningTask);
        !            46:     
        !            47:     if( !client || (false == client->attach( this )) ||
        !            48:         (false == client->start( this )) ) {
        !            49:         if(client) {  
        !            50:             client->detach( this );
        !            51:             client->release();
        !            52:         }
        !            53:         err = kIOReturnNoMemory;
        !            54:     }
        !            55:     
        !            56:     *handler = client;
        !            57:     return( err );
        !            58: }       
        !            59: 
        !            60: bool
        !            61: IOCDAudioNub::attach(IOService *provider)
        !            62: {
        !            63:     _provider = (IOCDDrive *)provider;
        !            64: 
        !            65:     return(super::attach(provider));
        !            66: }
        !            67: 
        !            68: IOReturn
        !            69: IOCDAudioNub::audioPlay(positioningType addressType,cdAddress address,
        !            70:                                           audioPlayMode mode)
        !            71: {
        !            72:     return(_provider->audioPlay(addressType,address,mode));
        !            73: }
        !            74: 
        !            75: IOReturn
        !            76: IOCDAudioNub::audioPause(bool pause)
        !            77: {
        !            78:     return(_provider->audioPause(pause));
        !            79: }
        !            80: 
        !            81: IOReturn
        !            82: IOCDAudioNub::audioScan(positioningType addressType,cdAddress address,
        !            83:                         bool reverse)
        !            84: {
        !            85:     return(_provider->audioScan(addressType,address,reverse));
        !            86: }
        !            87: 
        !            88: IOReturn
        !            89: IOCDAudioNub::audioTrackSearch(positioningType addressType,cdAddress address,
        !            90:                                                  bool startPlay,audioPlayMode mode)
        !            91: {
        !            92:     return(_provider->audioTrackSearch(addressType,address,startPlay,mode));
        !            93: }
        !            94: 
        !            95: IOReturn
        !            96: IOCDAudioNub::getAudioStatus(struct audioStatus *status)
        !            97: {
        !            98:     return(_provider->getAudioStatus(status));
        !            99: }
        !           100: 
        !           101: IOReturn
        !           102: IOCDAudioNub::readAudioData(positioningType addressType,cdAddress address,
        !           103:                                     UInt8 blockCount,UInt8 *buffer)
        !           104: {
        !           105:     return(_provider->readAudioData(addressType,address,blockCount,buffer));
        !           106: }
        !           107: 
        !           108: IOReturn
        !           109: IOCDAudioNub::readAudioSubcodes(positioningType addressType,cdAddress address,
        !           110:                                     UInt8 blockCount,UInt8 *buffer)
        !           111: {
        !           112:     return(_provider->readAudioSubcodes(addressType,address,blockCount,buffer));
        !           113: }
        !           114: 
        !           115: IOReturn
        !           116: IOCDAudioNub::readAudioVolume(UInt8 *leftVolume,UInt8 *rightVolume)
        !           117: {
        !           118:     return(_provider->readAudioVolume(leftVolume,rightVolume));
        !           119: }
        !           120: 
        !           121: IOReturn
        !           122: IOCDAudioNub::readAudioWithQSubcode(positioningType addressType,cdAddress address,
        !           123:                                     UInt8 blockCount,UInt8 *buffer)
        !           124: {
        !           125:     return(_provider->readAudioWithQSubcode(addressType,address,blockCount,buffer));
        !           126: }
        !           127: 
        !           128: IOReturn
        !           129: IOCDAudioNub::readAudioWithAllSubcodes(positioningType addressType,cdAddress address,
        !           130:                                     UInt8 blockCount,UInt8 *buffer)
        !           131: {
        !           132:     return(_provider->readAudioWithAllSubcodes(addressType,address,blockCount,buffer));
        !           133: }
        !           134: 
        !           135: IOReturn
        !           136: IOCDAudioNub::readEntireTOC(struct macEntireToc *buffer)
        !           137: {
        !           138:     return(_provider->readEntireTOC(buffer));
        !           139: }
        !           140: 
        !           141: IOReturn
        !           142: IOCDAudioNub::readHeader(UInt32 blockAddress,struct headerInfo *buffer)
        !           143: {
        !           144:     return(_provider->readHeader(blockAddress,buffer));
        !           145: }
        !           146: 
        !           147: IOReturn
        !           148: IOCDAudioNub::readISRC(UInt32 track,UInt8 *buffer,bool *found)
        !           149: {
        !           150:     return(_provider->readISRC(track,buffer,found));
        !           151: }
        !           152: 
        !           153: IOReturn
        !           154: IOCDAudioNub::readLeadOutAddress(cdAddress *buffer)
        !           155: {
        !           156:     return(_provider->readLeadOutAddress(buffer));
        !           157: }
        !           158: 
        !           159: IOReturn
        !           160: IOCDAudioNub::readMCN(UInt8 *buffer,bool *found)
        !           161: {
        !           162:     return(_provider->readMCN(buffer,found));
        !           163: }
        !           164: 
        !           165: IOReturn
        !           166: IOCDAudioNub::readQSubcodes(struct qSubcodeTocInfo *buffer,UInt32 bufSize)
        !           167: {
        !           168:     return(_provider->readQSubcodes(buffer,bufSize));
        !           169: }
        !           170: 
        !           171: IOReturn
        !           172: IOCDAudioNub::readSessionInfo(struct sessionInfo *info)
        !           173: {
        !           174:     return(_provider->readSessionInfo(info));
        !           175: }
        !           176: 
        !           177: IOReturn
        !           178: IOCDAudioNub::readSubcodeBuffer(UInt8 *buffer,bool purge,UInt32 entryCount)
        !           179: {
        !           180:     return(_provider->readSubcodeBuffer(buffer,purge,entryCount));
        !           181: }
        !           182: 
        !           183: IOReturn
        !           184: IOCDAudioNub::readTheQSubcode(struct qSubcode *buffer)
        !           185: {
        !           186:     return(_provider->readTheQSubcode(buffer));
        !           187: }
        !           188: 
        !           189: IOReturn
        !           190: IOCDAudioNub::readTrackInfo(UInt32 startingTrack,
        !           191:                                        struct trackTypeInfo *buf,UInt32 bufSize)
        !           192: {
        !           193:     return(_provider->readTrackInfo(startingTrack,buf,bufSize));
        !           194: }
        !           195: 
        !           196: IOReturn
        !           197: IOCDAudioNub::readTrackLimits(UInt32 *first,UInt32 *last)
        !           198: {
        !           199:     return(_provider->readTrackLimits(first,last));
        !           200: }
        !           201: 
        !           202: IOReturn
        !           203: IOCDAudioNub::setAudioStopAddress(positioningType addressType,cdAddress address)
        !           204: {
        !           205:     return(_provider->setAudioStopAddress(addressType,address));
        !           206: }
        !           207: 
        !           208: IOReturn
        !           209: IOCDAudioNub::setVolume(UInt8 leftVolume,UInt8 rightVolume)
        !           210: {
        !           211:     return(_provider->setVolume(leftVolume,rightVolume));
        !           212: }

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