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comparison src/cdrom/macos/SDL_syscdrom_c.h @ 0:74212992fb08

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Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
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children e8157fcb3114
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1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@devolution.com
21 */
22
23 /* This is the MacOS specific header for the SDL CD-ROM API
24 Contributed by Matt Slot
25 */
26
27 /* AppleCD Control calls */
28 #define kVerifyTheDisc 5 /* Returns noErr if there is disc inserted */
29 #define kEjectTheDisc 7 /* Eject disc from drive */
30 #define kUserEject 80 /* Enable/disable the CD-ROM eject button */
31 #define kReadTOC 100 /* Extract various TOC information from the disc */
32 #define kReadQ 101 /* Extract Q subcode info for the current track */
33 #define kAudioTrackSearch 103 /* Start playback from the indicated position */
34 #define kAudioPlay 104 /* Start playback from the indicated position */
35 #define kAudioPause 105 /* Pause/continue the playback */
36 #define kAudioStop 106 /* Stop playback at the indicated position */
37 #define kAudioStatus 107 /* Return audio play status */
38 #define kAudioControl 109 /* Set the output volume for the audio channels */
39 #define kReadAudioVolume 112 /* Get the output volume for the audio channels */
40 #define kSetTrackList 122 /* Set the track program for the audio CD to play */
41 #define kGetTrackList 123 /* Get the track program the audio CD is playing */
42 #define kGetTrackIndex 124 /* Get the track index the audio CD is playing */
43 #define kSetPlayMode 125 /* Set the audio tracks play mode */
44 #define kGetPlayMode 126 /* Get the audio tracks play mode */
45
46 /* AppleCD Status calls */
47 #define kGetDriveType 96 /* Get the type of the physical CD-ROM drive */
48 #define kWhoIsThere 97 /* Get a bitmap of SCSI IDs the driver controls */
49 #define kGetBlockSize 98 /* Get current block size of the CD-ROM drive */
50
51 /* AppleCD other constants */
52 #define kBlockPosition 0 /* Position at the specified logical block number */
53 #define kAbsMSFPosition 1 /* Position at the specified Min/Sec/Frame (in BCD) */
54 #define kTrackPosition 2 /* Position at the specified track number (in BCD) */
55 #define kIndexPosition 3 /* Position at the nth track in program (in BCD) */
56
57 #define kMutedPlayMode 0 /* Play the audio track with no output */
58 #define kStereoPlayMode 9 /* Play the audio track in normal stereo */
59
60 #define kControlFieldMask 0x0D /* Bits 3,2,0 in the nibble */
61 #define kDataTrackMask 0x04 /* Indicates Data Track */
62
63 #define kGetTrackRange 1 /* Query TOC for track numbers */
64 #define kGetLeadOutArea 2 /* Query TOC for "Lead Out" end of audio data */
65 #define kGetTrackEntries 3 /* Query TOC for track starts and data types */
66
67 #define kStatusPlaying 0 /* Audio Play operation in progress */
68 #define kStatusPaused 1 /* CD-ROM device in Hold Track ("Pause") state */
69 #define kStatusMuted 2 /* MUTING-ON operation in progress */
70 #define kStatusDone 3 /* Audio Play completed */
71 #define kStatusError 4 /* Error occurred during audio play operation */
72 #define kStatusStopped 5 /* Audio play operation not requested */
73
74 #define kPlayModeSequential 0 /* Play tracks in order */
75 #define kPlayModeShuffled 1 /* Play tracks randomly */
76 #define kPlayModeProgrammed 2 /* Use custom playlist */
77
78 /* AppleCD Gestalt selectors */
79 #define kGestaltAudioCDSelector 'aucd'
80 #define kDriverVersion52 0x00000520
81 #define kDriverVersion51 0x00000510
82 #define kDriverVersion50 0x00000500
83
84 /* Drive type constants */
85 #define kDriveAppleCD_SC 1
86 #define kDriveAppleCD_SCPlus_or_150 2
87 #define kDriveAppleCD_300_or_300Plus 3
88
89 /* Misc constants */
90 #define kFirstSCSIDevice -33
91 #define kLastSCSIDevice -40
92
93 #if PRAGMA_STRUCT_ALIGN
94 #pragma options align=mac68k
95 #endif
96
97 /* AppleCD driver parameter block */
98 typedef struct CDCntrlParam {
99 QElemPtr qLink;
100 short qType;
101 short ioTrap;
102 Ptr ioCmdAddr;
103 IOCompletionUPP ioCompletion;
104 OSErr ioResult;
105 StringPtr ioNamePtr;
106 short ioVRefNum;
107 short ioCRefNum;
108 short csCode;
109
110 union {
111 long longs[6];
112 short words[11];
113 unsigned char bytes[22];
114 struct {
115 unsigned char status;
116 unsigned char play;
117 unsigned char control;
118 unsigned char minute;
119 unsigned char second;
120 unsigned char frame;
121 } cd;
122 } csParam;
123
124 } CDCntrlParam, *CDCntrlParamPtr;
125
126 typedef union CDTrackData {
127 long value; /* Treat as a longword value */
128 struct {
129 unsigned char reserved : 4; /* Unused by AppleCD driver */
130 unsigned char control : 4; /* Track flags (data track?) */
131 unsigned char min; /* Start of track (BCD) */
132 unsigned char sec; /* Start of track (BCD) */
133 unsigned char frame; /* Start of track (BCD) */
134 } entry; /* Broken into fields */
135 } CDTrackData, *CDTrackPtr;
136
137 #if PRAGMA_STRUCT_ALIGN
138 #pragma options align=reset
139 #endif