annotate src/cdrom/macos/SDL_syscdrom.c @ 1361:19418e4422cb

New configure-based build system. Still work in progress, but much improved
author Sam Lantinga <slouken@libsdl.org>
date Thu, 16 Feb 2006 10:11:48 +0000
parents 3692456e7b0f
children d910939febfa
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /* MacOS functions for system-level CD-ROM audio control */
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24
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25 #include <Devices.h>
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26 #include <Files.h>
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27 #include <LowMem.h> /* Use entry table macros, not functions in InterfaceLib */
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28
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29 #include "SDL_cdrom.h"
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30 #include "../SDL_syscdrom.h"
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31 #include "SDL_syscdrom_c.h"
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32
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33 /* Added by Matt Slot */
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34 #if !defined(LMGetUnitTableEntryCount)
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35 #define LMGetUnitTableEntryCount() *(short *)0x01D2
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36 #endif
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37
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38 /* The maximum number of CD-ROM drives we'll detect */
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39 #define MAX_DRIVES 26
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40
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41 /* A list of available CD-ROM drives */
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42 static long SDL_cdversion = 0;
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43 static struct {
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44 short dRefNum;
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45 short driveNum;
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46 long frames;
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47 char name[256];
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48 Boolean hasAudio;
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49 } SDL_cdlist[MAX_DRIVES];
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50 static StringPtr gDriverName = "\p.AppleCD";
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51
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52 /* The system-dependent CD control functions */
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53 static const char *SDL_SYS_CDName(int drive);
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54 static int SDL_SYS_CDOpen(int drive);
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55 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
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56 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
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57 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
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58 static int SDL_SYS_CDPause(SDL_CD *cdrom);
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59 static int SDL_SYS_CDResume(SDL_CD *cdrom);
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60 static int SDL_SYS_CDStop(SDL_CD *cdrom);
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61 static int SDL_SYS_CDEject(SDL_CD *cdrom);
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62 static void SDL_SYS_CDClose(SDL_CD *cdrom);
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63
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64 static short SDL_SYS_ShortToBCD(short value)
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65 {
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66 return((value % 10) + (value / 10) * 0x10); /* Convert value to BCD */
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67 }
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68
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69 static short SDL_SYS_BCDToShort(short value)
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70 {
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71 return((value % 0x10) + (value / 0x10) * 10); /* Convert value from BCD */
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72 }
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73
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74 int SDL_SYS_CDInit(void)
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75 {
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76 SInt16 dRefNum = 0;
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77 SInt16 first, last;
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78
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79 SDL_numcds = 0;
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80
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81 /* Check that the software is available */
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82 if (Gestalt(kGestaltAudioCDSelector, &SDL_cdversion) ||
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83 !SDL_cdversion) return(0);
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84
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85 /* Fill in our driver capabilities */
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86 SDL_CDcaps.Name = SDL_SYS_CDName;
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87 SDL_CDcaps.Open = SDL_SYS_CDOpen;
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88 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
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89 SDL_CDcaps.Status = SDL_SYS_CDStatus;
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90 SDL_CDcaps.Play = SDL_SYS_CDPlay;
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91 SDL_CDcaps.Pause = SDL_SYS_CDPause;
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92 SDL_CDcaps.Resume = SDL_SYS_CDResume;
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93 SDL_CDcaps.Stop = SDL_SYS_CDStop;
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94 SDL_CDcaps.Eject = SDL_SYS_CDEject;
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95 SDL_CDcaps.Close = SDL_SYS_CDClose;
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96
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97 /* Walk the list, count each AudioCD driver, and save the refnums */
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98 first = -1;
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99 last = 0 - LMGetUnitTableEntryCount();
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100 for(dRefNum = first; dRefNum >= last; dRefNum--) {
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101 Str255 driverName;
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102 StringPtr namePtr;
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103 DCtlHandle deviceEntry;
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104
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105 deviceEntry = GetDCtlEntry(dRefNum);
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106 if (! deviceEntry) continue;
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107
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108 /* Is this an .AppleCD ? */
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109 namePtr = (*deviceEntry)->dCtlFlags & (1L << dRAMBased) ?
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110 ((StringPtr) ((DCtlPtr) deviceEntry)->dCtlDriver + 18) :
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111 ((StringPtr) (*deviceEntry)->dCtlDriver + 18);
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112 BlockMoveData(namePtr, driverName, namePtr[0]+1);
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113 if (driverName[0] > gDriverName[0]) driverName[0] = gDriverName[0];
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114 if (! EqualString(driverName, gDriverName, false, false)) continue;
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115
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116 /* Record the basic info for each drive */
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117 SDL_cdlist[SDL_numcds].dRefNum = dRefNum;
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118 BlockMoveData(namePtr + 1, SDL_cdlist[SDL_numcds].name, namePtr[0]);
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119 SDL_cdlist[SDL_numcds].name[namePtr[0]] = 0;
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120 SDL_cdlist[SDL_numcds].hasAudio = false;
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121 SDL_numcds++;
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122 }
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123 return(0);
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124 }
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125
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126 static const char *SDL_SYS_CDName(int drive)
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127 {
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128 return(SDL_cdlist[drive].name);
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129 }
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130
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131 static int get_drivenum(int drive)
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132 {
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133 QHdr *driveQ = GetDrvQHdr();
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134 DrvQEl *driveElem;
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135
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136 /* Update the drive number */
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137 SDL_cdlist[drive].driveNum = 0;
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138 if ( driveQ->qTail ) {
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139 driveQ->qTail->qLink = 0;
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140 }
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141 for ( driveElem=(DrvQEl *)driveQ->qHead; driveElem;
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142 driveElem = (DrvQEl *)driveElem->qLink ) {
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143 if ( driveElem->dQRefNum == SDL_cdlist[drive].dRefNum ) {
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144 SDL_cdlist[drive].driveNum = driveElem->dQDrive;
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145 break;
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146 }
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147 }
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148 return(SDL_cdlist[drive].driveNum);
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149 }
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150
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151 static int SDL_SYS_CDOpen(int drive)
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152 {
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153 return(drive);
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154 }
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155
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156 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
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157 {
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158 CDCntrlParam cdpb;
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159 CDTrackData tracks[SDL_MAX_TRACKS];
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160 long i, leadout;
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161
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parents:
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162 /* Get the number of tracks on the CD by examining the TOC */
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163 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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164 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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165 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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166 cdpb.csCode = kReadTOC;
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167 cdpb.csParam.words[0] = kGetTrackRange;
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168 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
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169 SDL_SetError("PBControlSync() failed");
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170 return(-1);
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171 }
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172
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173 cdrom->numtracks =
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174 SDL_SYS_BCDToShort(cdpb.csParam.bytes[1]) -
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175 SDL_SYS_BCDToShort(cdpb.csParam.bytes[0]) + 1;
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parents:
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176 if ( cdrom->numtracks > SDL_MAX_TRACKS )
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177 cdrom->numtracks = SDL_MAX_TRACKS;
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178 cdrom->status = CD_STOPPED;
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179 cdrom->cur_track = 0; /* Apparently these are set elsewhere */
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180 cdrom->cur_frame = 0; /* Apparently these are set elsewhere */
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181
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diff changeset
182
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183 /* Get the lead out area of the CD by examining the TOC */
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184 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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185 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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186 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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187 cdpb.csCode = kReadTOC;
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188 cdpb.csParam.words[0] = kGetLeadOutArea;
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189 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
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190 SDL_SetError("PBControlSync() failed");
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191 return(-1);
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192 }
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193
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194 leadout = MSF_TO_FRAMES(
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195 SDL_SYS_BCDToShort(cdpb.csParam.bytes[0]),
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196 SDL_SYS_BCDToShort(cdpb.csParam.bytes[1]),
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197 SDL_SYS_BCDToShort(cdpb.csParam.bytes[2]));
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198
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199 /* Get an array of track locations by examining the TOC */
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200 SDL_memset(tracks, 0, sizeof(tracks));
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201 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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202 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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203 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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204 cdpb.csCode = kReadTOC;
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205 cdpb.csParam.words[0] = kGetTrackEntries; /* Type of Query */
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206 * ((long *) (cdpb.csParam.words+1)) = (long) tracks;
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207 cdpb.csParam.words[3] = cdrom->numtracks * sizeof(tracks[0]);
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208 * ((char *) (cdpb.csParam.words+4)) = 1; /* First track */
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209 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
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210 SDL_SetError("PBControlSync() failed");
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diff changeset
211 return(-1);
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parents:
diff changeset
212 }
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parents:
diff changeset
213
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parents:
diff changeset
214 /* Read all the track TOC entries */
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diff changeset
215 SDL_cdlist[cdrom->id].hasAudio = false;
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parents:
diff changeset
216 for ( i=0; i<cdrom->numtracks; ++i )
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diff changeset
217 {
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diff changeset
218 cdrom->track[i].id = i+1;
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diff changeset
219 if (tracks[i].entry.control & kDataTrackMask)
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diff changeset
220 cdrom->track[i].type = SDL_DATA_TRACK;
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parents:
diff changeset
221 else
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parents:
diff changeset
222 {
74212992fb08 Initial revision
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diff changeset
223 cdrom->track[i].type = SDL_AUDIO_TRACK;
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parents:
diff changeset
224 SDL_cdlist[SDL_numcds].hasAudio = true;
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parents:
diff changeset
225 }
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parents:
diff changeset
226
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diff changeset
227 cdrom->track[i].offset = MSF_TO_FRAMES(
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diff changeset
228 SDL_SYS_BCDToShort(tracks[i].entry.min),
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diff changeset
229 SDL_SYS_BCDToShort(tracks[i].entry.min),
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diff changeset
230 SDL_SYS_BCDToShort(tracks[i].entry.frame));
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parents:
diff changeset
231 cdrom->track[i].length = MSF_TO_FRAMES(
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diff changeset
232 SDL_SYS_BCDToShort(tracks[i+1].entry.min),
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diff changeset
233 SDL_SYS_BCDToShort(tracks[i+1].entry.min),
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 SDL_SYS_BCDToShort(tracks[i+1].entry.frame)) -
74212992fb08 Initial revision
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parents:
diff changeset
235 cdrom->track[i].offset;
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parents:
diff changeset
236 }
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parents:
diff changeset
237
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parents:
diff changeset
238 /* Apparently SDL wants a fake last entry */
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parents:
diff changeset
239 cdrom->track[i].offset = leadout;
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diff changeset
240 cdrom->track[i].length = 0;
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parents:
diff changeset
241
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 return(0);
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parents:
diff changeset
243 }
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parents:
diff changeset
244
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parents:
diff changeset
245 /* Get CD-ROM status */
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parents:
diff changeset
246 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
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parents:
diff changeset
247 {
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diff changeset
248 CDCntrlParam cdpb;
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diff changeset
249 CDstatus status = CD_ERROR;
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diff changeset
250 Boolean spinning = false;
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parents:
diff changeset
251
74212992fb08 Initial revision
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diff changeset
252 if (position) *position = 0;
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parents:
diff changeset
253
74212992fb08 Initial revision
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parents:
diff changeset
254 /* Get the number of tracks on the CD by examining the TOC */
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parents:
diff changeset
255 if ( ! get_drivenum(cdrom->id) ) {
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parents:
diff changeset
256 return(CD_TRAYEMPTY);
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parents:
diff changeset
257 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
258 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
259 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
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parents:
diff changeset
260 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
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parents:
diff changeset
261 cdpb.csCode = kReadTOC;
74212992fb08 Initial revision
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parents:
diff changeset
262 cdpb.csParam.words[0] = kGetTrackRange;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
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parents:
diff changeset
264 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 cdrom->numtracks =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 SDL_SYS_BCDToShort(cdpb.csParam.bytes[1]) -
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 SDL_SYS_BCDToShort(cdpb.csParam.bytes[0]) + 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 if ( cdrom->numtracks > SDL_MAX_TRACKS )
74212992fb08 Initial revision
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parents:
diff changeset
272 cdrom->numtracks = SDL_MAX_TRACKS;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 cdrom->cur_track = 0; /* Apparently these are set elsewhere */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 cdrom->cur_frame = 0; /* Apparently these are set elsewhere */
74212992fb08 Initial revision
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parents:
diff changeset
275
74212992fb08 Initial revision
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parents:
diff changeset
276
74212992fb08 Initial revision
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parents:
diff changeset
277 if (1 || SDL_cdlist[cdrom->id].hasAudio) {
74212992fb08 Initial revision
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parents:
diff changeset
278 /* Get the current playback status */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
279 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
280 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 cdpb.csCode = kAudioStatus;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 switch(cdpb.csParam.cd.status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 case kStatusPlaying:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 status = CD_PLAYING;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 spinning = true;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 case kStatusPaused:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 status = CD_PAUSED;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 spinning = true;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 case kStatusMuted:
74212992fb08 Initial revision
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parents:
diff changeset
298 status = CD_PLAYING; /* What should I do here? */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 spinning = true;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 case kStatusDone:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 status = CD_STOPPED;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 spinning = true;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 case kStatusStopped:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 status = CD_STOPPED;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 spinning = false;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 case kStatusError:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 status = CD_ERROR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 spinning = false;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 if (spinning && position) *position = MSF_TO_FRAMES(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 SDL_SYS_BCDToShort(cdpb.csParam.cd.minute),
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 SDL_SYS_BCDToShort(cdpb.csParam.cd.second),
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 SDL_SYS_BCDToShort(cdpb.csParam.cd.frame));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 else
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parents:
diff changeset
322 status = CD_ERROR; /* What should I do here? */
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parents:
diff changeset
323
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parents:
diff changeset
324 return(status);
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parents:
diff changeset
325 }
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parents:
diff changeset
326
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parents:
diff changeset
327 /* Start play */
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parents:
diff changeset
328 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
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parents:
diff changeset
329 {
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parents:
diff changeset
330 CDCntrlParam cdpb;
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parents:
diff changeset
331
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parents:
diff changeset
332 /* Pause the current audio playback to avoid audible artifacts */
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parents:
diff changeset
333 if ( SDL_SYS_CDPause(cdrom) < 0 ) {
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parents:
diff changeset
334 return(-1);
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parents:
diff changeset
335 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336
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parents:
diff changeset
337 /* Specify the AudioCD playback mode */
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diff changeset
338 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
339 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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parents:
diff changeset
340 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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parents:
diff changeset
341 cdpb.csCode = kSetPlayMode;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 cdpb.csParam.bytes[0] = false; /* Repeat? */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 cdpb.csParam.bytes[1] = kPlayModeSequential; /* Play mode */
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parents:
diff changeset
344 /* ¥¥¥ÊTreat as soft error, NEC Drive doesnt support this call ¥¥¥ */
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parents:
diff changeset
345 PBControlSync((ParmBlkPtr) &cdpb);
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parents:
diff changeset
346
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parents:
diff changeset
347 #if 1
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parents:
diff changeset
348 /* Specify the end of audio playback */
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349 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
350 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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parents:
diff changeset
351 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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parents:
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352 cdpb.csCode = kAudioStop;
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parents:
diff changeset
353 cdpb.csParam.words[0] = kBlockPosition; /* Position Mode */
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parents:
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354 *(long *) (cdpb.csParam.words + 1) = start+length-1; /* Search Address */
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parents:
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355 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
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parents:
diff changeset
356 SDL_SetError("PBControlSync() failed");
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parents:
diff changeset
357 return(-1);
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parents:
diff changeset
358 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
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parents:
diff changeset
360 /* Specify the start of audio playback, and start it */
1336
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diff changeset
361 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
362 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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parents:
diff changeset
363 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 cdpb.csCode = kAudioPlay;
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parents:
diff changeset
365 cdpb.csParam.words[0] = kBlockPosition; /* Position Mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 *(long *) (cdpb.csParam.words + 1) = start+1; /* Search Address */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 cdpb.csParam.words[3] = false; /* Stop address? */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 cdpb.csParam.words[4] = kStereoPlayMode; /* Audio Play Mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 SDL_SetError("PBControlSync() failed");
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parents:
diff changeset
371 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 #else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 /* Specify the end of audio playback */
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parents:
diff changeset
375 FRAMES_TO_MSF(start+length, &m, &s, &f);
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
376 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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parents:
diff changeset
377 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 cdpb.csCode = kAudioStop;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 cdpb.csParam.words[0] = kTrackPosition; /* Position Mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381 cdpb.csParam.words[1] = 0; /* Search Address (hiword)*/
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 cdpb.csParam.words[2] = /* Search Address (loword)*/
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 SDL_SYS_ShortToBCD(cdrom->numtracks);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 SDL_SetError("PBControlSync() failed");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 /* Specify the start of audio playback, and start it */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 FRAMES_TO_MSF(start, &m, &s, &f);
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
391 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 cdpb.csCode = kAudioPlay;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 cdpb.csParam.words[0] = kTrackPosition; /* Position Mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 cdpb.csParam.words[1] = 0; /* Search Address (hiword)*/
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 cdpb.csParam.words[2] = SDL_SYS_ShortToBCD(1); /* Search Address (loword)*/
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 cdpb.csParam.words[3] = false; /* Stop address? */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 cdpb.csParam.words[4] = kStereoPlayMode; /* Audio Play Mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 /* Pause play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 static int SDL_SYS_CDPause(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 CDCntrlParam cdpb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
414 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 cdpb.csCode = kAudioPause;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 cdpb.csParam.words[0] = 0; /* Pause/Continue Flag (hiword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 cdpb.csParam.words[1] = 1; /* Pause/Continue Flag (loword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 /* Resume play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 static int SDL_SYS_CDResume(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 CDCntrlParam cdpb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
432 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 cdpb.csCode = kAudioPause;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 cdpb.csParam.words[0] = 0; /* Pause/Continue Flag (hiword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 cdpb.csParam.words[1] = 0; /* Pause/Continue Flag (loword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 /* Stop play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 static int SDL_SYS_CDStop(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 CDCntrlParam cdpb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
450 SDL_memset(&cdpb, 0, sizeof(cdpb));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 cdpb.ioVRefNum = SDL_cdlist[cdrom->id].driveNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 cdpb.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 cdpb.csCode = kAudioStop;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 cdpb.csParam.words[0] = 0; /* Position Mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 cdpb.csParam.words[1] = 0; /* Search Address (hiword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 cdpb.csParam.words[2] = 0; /* Search Address (loword) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 if ( PBControlSync((ParmBlkPtr)&cdpb) != noErr ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 SDL_SetError("PBControlSync() failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 /* Eject the CD-ROM */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 static int SDL_SYS_CDEject(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 Boolean disk = false;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 QHdr *driveQ = GetDrvQHdr();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 DrvQEl *driveElem;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 HParamBlockRec hpb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 ParamBlockRec cpb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 for ( driveElem = (DrvQEl *) driveQ->qHead; driveElem; driveElem =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 (driveElem) ? ((DrvQEl *) driveElem->qLink) :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 ((DrvQEl *) driveQ->qHead) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 if ( driveQ->qTail ) {
74212992fb08 Initial revision
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477 driveQ->qTail->qLink = 0;
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478 }
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479 if ( driveElem->dQRefNum != SDL_cdlist[cdrom->id].dRefNum ) {
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480 continue;
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481 }
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482
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483 /* Does drive contain mounted volume? If not, skip */
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484 SDL_memset(&hpb, 0, sizeof(hpb));
0
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485 hpb.volumeParam.ioVRefNum = driveElem->dQDrive;
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486 if ( PBHGetVInfoSync(&hpb) != noErr ) {
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487 continue;
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488 }
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489 if ( (UnmountVol(0, driveElem->dQDrive) == noErr) &&
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490 (Eject(0, driveElem->dQDrive) == noErr) ) {
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491 driveElem = 0; /* Clear pointer to reset our loop */
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492 disk = true;
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493 }
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494 }
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495
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496 /* If no disk is present, just eject the tray */
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497 if (! disk) {
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498 SDL_memset(&cpb, 0, sizeof(cpb));
0
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499 cpb.cntrlParam.ioVRefNum = 0; /* No Drive */
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500 cpb.cntrlParam.ioCRefNum = SDL_cdlist[cdrom->id].dRefNum;
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501 cpb.cntrlParam.csCode = kEjectTheDisc;
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502 if ( PBControlSync((ParmBlkPtr)&cpb) != noErr ) {
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503 SDL_SetError("PBControlSync() failed");
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504 return(-1);
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parents:
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505 }
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parents:
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506 }
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parents:
diff changeset
507 return(0);
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parents:
diff changeset
508 }
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parents:
diff changeset
509
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parents:
diff changeset
510 /* Close the CD-ROM handle */
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parents:
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511 static void SDL_SYS_CDClose(SDL_CD *cdrom)
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parents:
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512 {
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parents:
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513 return;
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parents:
diff changeset
514 }
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parents:
diff changeset
515
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parents:
diff changeset
516 void SDL_SYS_CDQuit(void)
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parents:
diff changeset
517 {
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parents:
diff changeset
518 while(SDL_numcds--)
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parents: 1312
diff changeset
519 SDL_memset(SDL_cdlist + SDL_numcds, 0, sizeof(SDL_cdlist[0]));
0
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parents:
diff changeset
520 }
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parents:
diff changeset
521