annotate src/cdrom/SDL_cdrom.c @ 4227:c5ee6a0d7916 SDL-1.2

Fix for expression error by Torsten Giebl - Thanks! :)
author Sam Lantinga <slouken@libsdl.org>
date Mon, 21 Sep 2009 11:48:03 +0000
parents a1b03ba2fcd0
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 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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18
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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 #include "SDL_config.h"
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23
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24 /* This is the CD-audio control API for Simple DirectMedia Layer */
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25
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26 #include "SDL_cdrom.h"
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27 #include "SDL_syscdrom.h"
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28
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29 #if !defined(__MACOS__)
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30 #define CLIP_FRAMES 10 /* Some CD-ROMs won't go all the way */
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31 #endif
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32
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33 static int SDL_cdinitted = 0;
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34 static SDL_CD *default_cdrom;
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35
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36 /* The system level CD-ROM control functions */
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37 struct CDcaps SDL_CDcaps = {
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38 NULL, /* Name */
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39 NULL, /* Open */
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40 NULL, /* GetTOC */
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41 NULL, /* Status */
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42 NULL, /* Play */
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43 NULL, /* Pause */
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44 NULL, /* Resume */
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45 NULL, /* Stop */
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46 NULL, /* Eject */
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47 NULL, /* Close */
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48 };
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49 int SDL_numcds;
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50
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51 int SDL_CDROMInit(void)
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52 {
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53 int retval;
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54
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55 SDL_numcds = 0;
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56 retval = SDL_SYS_CDInit();
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57 if ( retval == 0 ) {
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58 SDL_cdinitted = 1;
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59 }
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60 default_cdrom = NULL;
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61 return(retval);
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62 }
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63
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64 /* Check to see if the CD-ROM subsystem has been initialized */
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65 static int CheckInit(int check_cdrom, SDL_CD **cdrom)
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66 {
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67 int okay;
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68
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69 okay = SDL_cdinitted;
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70 if ( check_cdrom && (*cdrom == NULL) ) {
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71 *cdrom = default_cdrom;
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72 if ( *cdrom == NULL ) {
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73 SDL_SetError("CD-ROM not opened");
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74 okay = 0;
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75 }
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76 }
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77 if ( ! SDL_cdinitted ) {
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78 SDL_SetError("CD-ROM subsystem not initialized");
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79 }
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80 return(okay);
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81 }
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82
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83 int SDL_CDNumDrives(void)
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84 {
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85 if ( ! CheckInit(0, NULL) ) {
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86 return(-1);
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87 }
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88 return(SDL_numcds);
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89 }
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90
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91 const char *SDL_CDName(int drive)
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92 {
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93 if ( ! CheckInit(0, NULL) ) {
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94 return(NULL);
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95 }
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96 if ( drive >= SDL_numcds ) {
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97 SDL_SetError("Invalid CD-ROM drive index");
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98 return(NULL);
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99 }
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100 if ( SDL_CDcaps.Name ) {
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101 return(SDL_CDcaps.Name(drive));
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102 } else {
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103 return("");
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104 }
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105 }
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106
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107 SDL_CD *SDL_CDOpen(int drive)
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108 {
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109 struct SDL_CD *cdrom;
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110
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111 if ( ! CheckInit(0, NULL) ) {
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112 return(NULL);
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113 }
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114 if ( drive >= SDL_numcds ) {
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115 SDL_SetError("Invalid CD-ROM drive index");
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116 return(NULL);
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117 }
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118 cdrom = (SDL_CD *)SDL_malloc(sizeof(*cdrom));
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119 if ( cdrom == NULL ) {
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120 SDL_OutOfMemory();
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121 return(NULL);
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122 }
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123 SDL_memset(cdrom, 0, sizeof(*cdrom));
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124 cdrom->id = SDL_CDcaps.Open(drive);
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125 if ( cdrom->id < 0 ) {
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126 SDL_free(cdrom);
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127 return(NULL);
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128 }
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129 default_cdrom = cdrom;
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130 return(cdrom);
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131 }
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132
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133 CDstatus SDL_CDStatus(SDL_CD *cdrom)
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134 {
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135 CDstatus status;
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136 int i;
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137 Uint32 position;
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138
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139 /* Check if the CD-ROM subsystem has been initialized */
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140 if ( ! CheckInit(1, &cdrom) ) {
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141 return(CD_ERROR);
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142 }
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143
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144 /* Get the current status of the drive */
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145 cdrom->numtracks = 0;
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146 cdrom->cur_track = 0;
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147 cdrom->cur_frame = 0;
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148 status = SDL_CDcaps.Status(cdrom, &i);
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149 position = (Uint32)i;
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150 cdrom->status = status;
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151
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152 /* Get the table of contents, if there's a CD available */
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153 if ( CD_INDRIVE(status) ) {
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154 if ( SDL_CDcaps.GetTOC(cdrom) < 0 ) {
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155 status = CD_ERROR;
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156 }
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157 /* If the drive is playing, get current play position */
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158 if ( (status == CD_PLAYING) || (status == CD_PAUSED) ) {
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159 for ( i=1; cdrom->track[i].offset <= position; ++i ) {
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160 /* Keep looking */;
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161 }
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162 #ifdef DEBUG_CDROM
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163 fprintf(stderr, "Current position: %d, track = %d (offset is %d)\n",
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164 position, i-1, cdrom->track[i-1].offset);
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165 #endif
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166 cdrom->cur_track = i-1;
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167 position -= cdrom->track[cdrom->cur_track].offset;
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diff changeset
168 cdrom->cur_frame = position;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
170 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 return(status);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
173
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
174 int SDL_CDPlayTracks(SDL_CD *cdrom,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175 int strack, int sframe, int ntracks, int nframes)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
177 int etrack, eframe;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 int start, length;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
180 /* Check if the CD-ROM subsystem has been initialized */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181 if ( ! CheckInit(1, &cdrom) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 /* Determine the starting and ending tracks */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186 if ( (strack < 0) || (strack >= cdrom->numtracks) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
187 SDL_SetError("Invalid starting track");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
188 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
190 if ( ! ntracks && ! nframes ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 etrack = cdrom->numtracks;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 eframe = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 } else {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 etrack = strack+ntracks;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 if ( etrack == strack ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 eframe = sframe + nframes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 } else {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 eframe = nframes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 if ( etrack > cdrom->numtracks ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 SDL_SetError("Invalid play length");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 /* Skip data tracks and verify frame offsets */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207 while ( (strack <= etrack) &&
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 (cdrom->track[strack].type == SDL_DATA_TRACK) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 ++strack;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 if ( sframe >= (int)cdrom->track[strack].length ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 SDL_SetError("Invalid starting frame for track %d", strack);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 while ( (etrack > strack) &&
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 (cdrom->track[etrack-1].type == SDL_DATA_TRACK) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 --etrack;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219 if ( eframe > (int)cdrom->track[etrack].length ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 SDL_SetError("Invalid ending frame for track %d", etrack);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 /* Determine start frame and play length */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 start = (cdrom->track[strack].offset+sframe);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 length = (cdrom->track[etrack].offset+eframe)-start;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 #ifdef CLIP_FRAMES
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 /* I've never seen this necessary, but xmcd does it.. */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 length -= CLIP_FRAMES; /* CLIP_FRAMES == 10 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 if ( length < 0 ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235 /* Play! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 fprintf(stderr, "Playing %d frames at offset %d\n", length, start);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 return(SDL_CDcaps.Play(cdrom, start, length));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 int SDL_CDPlay(SDL_CD *cdrom, int sframe, int length)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 return(SDL_CDcaps.Play(cdrom, sframe, length));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 int SDL_CDPause(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 case CD_PLAYING:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 retval = SDL_CDcaps.Pause(cdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 int SDL_CDResume(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 case CD_PAUSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 retval = SDL_CDcaps.Resume(cdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 int SDL_CDStop(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 case CD_PLAYING:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 case CD_PAUSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 retval = SDL_CDcaps.Stop(cdrom);
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 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 int SDL_CDEject(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 return(SDL_CDcaps.Eject(cdrom));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 void SDL_CDClose(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 SDL_CDcaps.Close(cdrom);
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
333 SDL_free(cdrom);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 default_cdrom = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 void SDL_CDROMQuit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 SDL_SYS_CDQuit();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 SDL_cdinitted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 }