annotate src/cdrom/SDL_cdrom.c @ 1336:3692456e7b0f

Use SDL_ prefixed versions of C library functions. FIXME: Change #include <stdlib.h> to #include "SDL_stdlib.h" Change #include <string.h> to #include "SDL_string.h" Make sure nothing else broke because of this...
author Sam Lantinga <slouken@libsdl.org>
date Tue, 07 Feb 2006 06:59:48 +0000
parents 450721ad5436
children 604d73db6802
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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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
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23 /* This is the CD-audio control API for Simple DirectMedia Layer */
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24
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25 #include "SDL_error.h"
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26 #include "SDL_cdrom.h"
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27 #include "SDL_stdlib.h"
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28 #include "SDL_string.h"
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29 #include "SDL_syscdrom.h"
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30
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31 #if !defined(macintosh)
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32 #define CLIP_FRAMES 10 /* Some CD-ROMs won't go all the way */
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33 #endif
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34
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35 static int SDL_cdinitted = 0;
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36 static SDL_CD *default_cdrom;
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37
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38 /* The system level CD-ROM control functions */
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39 struct CDcaps SDL_CDcaps = {
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40 NULL, /* Name */
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41 NULL, /* Open */
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42 NULL, /* GetTOC */
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43 NULL, /* Status */
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44 NULL, /* Play */
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45 NULL, /* Pause */
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46 NULL, /* Resume */
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47 NULL, /* Stop */
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48 NULL, /* Eject */
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49 NULL, /* Close */
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50 };
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51 int SDL_numcds;
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52
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53 int SDL_CDROMInit(void)
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54 {
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55 int retval;
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56
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57 SDL_numcds = 0;
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58 retval = SDL_SYS_CDInit();
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59 if ( retval == 0 ) {
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60 SDL_cdinitted = 1;
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61 }
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62 default_cdrom = NULL;
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63 return(retval);
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64 }
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65
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66 /* Check to see if the CD-ROM subsystem has been initialized */
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67 static int CheckInit(int check_cdrom, SDL_CD **cdrom)
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68 {
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69 int okay;
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70
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71 okay = SDL_cdinitted;
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72 if ( check_cdrom && (*cdrom == NULL) ) {
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73 *cdrom = default_cdrom;
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74 if ( *cdrom == NULL ) {
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75 SDL_SetError("CD-ROM not opened");
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76 okay = 0;
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77 }
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78 }
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79 if ( ! SDL_cdinitted ) {
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80 SDL_SetError("CD-ROM subsystem not initialized");
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81 }
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82 return(okay);
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83 }
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84
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85 int SDL_CDNumDrives(void)
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86 {
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87 if ( ! CheckInit(0, NULL) ) {
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88 return(-1);
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89 }
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90 return(SDL_numcds);
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91 }
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92
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93 const char *SDL_CDName(int drive)
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94 {
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95 if ( ! CheckInit(0, NULL) ) {
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96 return(NULL);
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97 }
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98 if ( drive >= SDL_numcds ) {
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99 SDL_SetError("Invalid CD-ROM drive index");
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100 return(NULL);
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101 }
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102 if ( SDL_CDcaps.Name ) {
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103 return(SDL_CDcaps.Name(drive));
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104 } else {
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105 return("");
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106 }
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107 }
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108
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109 SDL_CD *SDL_CDOpen(int drive)
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110 {
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111 struct SDL_CD *cdrom;
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112
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113 if ( ! CheckInit(0, NULL) ) {
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114 return(NULL);
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115 }
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116 if ( drive >= SDL_numcds ) {
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117 SDL_SetError("Invalid CD-ROM drive index");
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118 return(NULL);
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119 }
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120 cdrom = (SDL_CD *)SDL_malloc(sizeof(*cdrom));
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121 if ( cdrom == NULL ) {
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122 SDL_OutOfMemory();
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123 return(NULL);
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124 }
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125 SDL_memset(cdrom, 0, sizeof(*cdrom));
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126 cdrom->id = SDL_CDcaps.Open(drive);
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127 if ( cdrom->id < 0 ) {
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128 SDL_free(cdrom);
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129 return(NULL);
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130 }
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131 default_cdrom = cdrom;
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132 return(cdrom);
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133 }
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134
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135 CDstatus SDL_CDStatus(SDL_CD *cdrom)
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136 {
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137 CDstatus status;
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138 int i;
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139 Uint32 position;
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140
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141 /* Check if the CD-ROM subsystem has been initialized */
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142 if ( ! CheckInit(1, &cdrom) ) {
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143 return(CD_ERROR);
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144 }
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145
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146 /* Get the current status of the drive */
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147 cdrom->numtracks = 0;
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148 cdrom->cur_track = 0;
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149 cdrom->cur_frame = 0;
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150 status = SDL_CDcaps.Status(cdrom, &i);
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151 position = (Uint32)i;
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152 cdrom->status = status;
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153
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154 /* Get the table of contents, if there's a CD available */
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155 if ( CD_INDRIVE(status) ) {
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156 if ( SDL_CDcaps.GetTOC(cdrom) < 0 ) {
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157 status = CD_ERROR;
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158 }
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159 /* If the drive is playing, get current play position */
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160 if ( (status == CD_PLAYING) || (status == CD_PAUSED) ) {
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161 for ( i=1; cdrom->track[i].offset <= position; ++i ) {
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162 /* Keep looking */;
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163 }
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164 #ifdef DEBUG_CDROM
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165 fprintf(stderr, "Current position: %d, track = %d (offset is %d)\n",
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166 position, i-1, cdrom->track[i-1].offset);
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parents:
diff changeset
167 #endif
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parents:
diff changeset
168 cdrom->cur_track = i-1;
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parents:
diff changeset
169 position -= cdrom->track[cdrom->cur_track].offset;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
170 cdrom->cur_frame = position;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 }
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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 return(status);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
174 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 int SDL_CDPlayTracks(SDL_CD *cdrom,
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parents:
diff changeset
177 int strack, int sframe, int ntracks, int nframes)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179 int etrack, eframe;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
180 int start, length;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181
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parents:
diff changeset
182 /* Check if the CD-ROM subsystem has been initialized */
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parents:
diff changeset
183 if ( ! CheckInit(1, &cdrom) ) {
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parents:
diff changeset
184 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
187 /* Determine the starting and ending tracks */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
188 if ( (strack < 0) || (strack >= cdrom->numtracks) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 SDL_SetError("Invalid starting track");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
190 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 if ( ! ntracks && ! nframes ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 etrack = cdrom->numtracks;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 eframe = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 } else {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 etrack = strack+ntracks;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 if ( etrack == strack ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 eframe = sframe + nframes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199 } else {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 eframe = nframes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 if ( etrack > cdrom->numtracks ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204 SDL_SetError("Invalid play length");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 /* Skip data tracks and verify frame offsets */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 while ( (strack <= etrack) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 (cdrom->track[strack].type == SDL_DATA_TRACK) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 ++strack;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 if ( sframe >= (int)cdrom->track[strack].length ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 SDL_SetError("Invalid starting frame for track %d", strack);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 return(CD_ERROR);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 while ( (etrack > strack) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 (cdrom->track[etrack-1].type == SDL_DATA_TRACK) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219 --etrack;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 if ( eframe > (int)cdrom->track[etrack].length ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 SDL_SetError("Invalid ending frame for track %d", etrack);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 /* Determine start frame and play length */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 start = (cdrom->track[strack].offset+sframe);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 length = (cdrom->track[etrack].offset+eframe)-start;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 #ifdef CLIP_FRAMES
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 /* I've never seen this necessary, but xmcd does it.. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 length -= CLIP_FRAMES; /* CLIP_FRAMES == 10 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 if ( length < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 /* Play! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 fprintf(stderr, "Playing %d frames at offset %d\n", length, start);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241 return(SDL_CDcaps.Play(cdrom, start, length));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 int SDL_CDPlay(SDL_CD *cdrom, int sframe, int length)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 return(SDL_CDcaps.Play(cdrom, sframe, length));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 int SDL_CDPause(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 case CD_PLAYING:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 retval = SDL_CDcaps.Pause(cdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 int SDL_CDResume(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 case CD_PAUSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 retval = SDL_CDcaps.Resume(cdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 retval = 0;
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 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 int SDL_CDStop(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 status = SDL_CDcaps.Status(cdrom, NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 switch (status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 case CD_PLAYING:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 case CD_PAUSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 retval = SDL_CDcaps.Stop(cdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 int SDL_CDEject(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 return(CD_ERROR);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 return(SDL_CDcaps.Eject(cdrom));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 void SDL_CDClose(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 /* Check if the CD-ROM subsystem has been initialized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 if ( ! CheckInit(1, &cdrom) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 SDL_CDcaps.Close(cdrom);
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
335 SDL_free(cdrom);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 default_cdrom = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 void SDL_CDROMQuit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 SDL_SYS_CDQuit();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 SDL_cdinitted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
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343 }