annotate src/cdrom/aix/SDL_syscdrom.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 c9b51268668f
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 Carsten Griwodz
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20 griff@kom.tu-darmstadt.de
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21
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22 based on linux/SDL_syscdrom.c by Sam Lantinga
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23 */
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24
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25 /* Functions for system-level CD-ROM audio control */
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26
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27 #define DEBUG_CDROM 1
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28
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29 #include <sys/types.h>
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30 #include <stdlib.h>
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31 #include <sys/stat.h>
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32 #include <fcntl.h>
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33 #include <stdio.h>
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34 #include <string.h>
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35 #include <errno.h>
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36 #include <unistd.h>
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37
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38 #include <sys/ioctl.h>
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39 #include <sys/devinfo.h>
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40 #include <sys/mntctl.h>
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41 #include <sys/statfs.h>
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42 #include <sys/vmount.h>
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43 #include <fstab.h>
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44 #include <sys/scdisk.h>
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45
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46 #include "SDL_error.h"
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47 #include "SDL_cdrom.h"
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48 #include "SDL_syscdrom.h"
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49
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50 /* The maximum number of CD-ROM drives we'll detect */
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51 #define MAX_DRIVES 16
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52
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53 /* A list of available CD-ROM drives */
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54 static char *SDL_cdlist[MAX_DRIVES];
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55 static dev_t SDL_cdmode[MAX_DRIVES];
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56
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57 /* The system-dependent CD control functions */
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58 static const char *SDL_SYS_CDName(int drive);
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59 static int SDL_SYS_CDOpen(int drive);
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60 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
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61 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
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62 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
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63 static int SDL_SYS_CDPause(SDL_CD *cdrom);
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64 static int SDL_SYS_CDResume(SDL_CD *cdrom);
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65 static int SDL_SYS_CDStop(SDL_CD *cdrom);
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66 static int SDL_SYS_CDEject(SDL_CD *cdrom);
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67 static void SDL_SYS_CDClose(SDL_CD *cdrom);
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68 static int SDL_SYS_CDioctl(int id, int command, void *arg);
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69
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70 /* Check a drive to see if it is a CD-ROM */
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71 static int CheckDrive(char *drive, struct stat *stbuf)
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72 {
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73 int is_cd;
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74 int cdfd;
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75 int ret;
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76 struct devinfo info;
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77
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78 /* If it doesn't exist, return -1 */
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79 if ( stat(drive, stbuf) < 0 ) {
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80 return -1;
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81 }
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82
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83 /* If it does exist, verify that it's an available CD-ROM */
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84 is_cd = 0;
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85 if ( S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode) ) {
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86 cdfd = open(drive, (O_RDONLY|O_EXCL|O_NONBLOCK), 0);
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87 if ( cdfd >= 0 ) {
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88 ret = SDL_SYS_CDioctl( cdfd, IOCINFO, &info );
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89 if ( ret < 0 ) {
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90 /* Some kind of error */
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91 is_cd = 0;
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92 } else {
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93 if ( info.devtype == DD_CDROM ) {
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94 is_cd = 1;
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95 } else {
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96 is_cd = 0;
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97 }
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98 }
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99 close(cdfd);
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100 }
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101 #ifdef DEBUG_CDROM
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102 else
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103 {
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104 fprintf(stderr, "Could not open drive %s (%s)\n", drive, strerror(errno));
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105 }
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106 #endif
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107 }
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108 return is_cd;
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109 }
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110
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111 /* Add a CD-ROM drive to our list of valid drives */
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112 static void AddDrive(char *drive, struct stat *stbuf)
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113 {
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114 int i;
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115
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116 if ( SDL_numcds < MAX_DRIVES ) {
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117 /* Check to make sure it's not already in our list.
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118 This can happen when we see a drive via symbolic link.
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119 */
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120 for ( i=0; i<SDL_numcds; ++i ) {
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121 if ( stbuf->st_rdev == SDL_cdmode[i] ) {
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122 #ifdef DEBUG_CDROM
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123 fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
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124 #endif
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125 return;
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126 }
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127 }
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128
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129 /* Add this drive to our list */
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130 i = SDL_numcds;
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131 SDL_cdlist[i] = (char *)SDL_malloc(SDL_strlen(drive)+1);
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132 if ( SDL_cdlist[i] == NULL ) {
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133 SDL_OutOfMemory();
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134 return;
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135 }
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136 SDL_strcpy(SDL_cdlist[i], drive);
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137 SDL_cdmode[i] = stbuf->st_rdev;
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138 ++SDL_numcds;
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139 #ifdef DEBUG_CDROM
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140 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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141 #endif
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142 }
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143 }
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144
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145 static void CheckMounts()
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146 {
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147 char* buffer;
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148 int bufsz;
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149 struct vmount* ptr;
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150 int ret;
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151
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152 buffer = (char*)SDL_malloc(10);
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153 bufsz = 10;
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154 if ( buffer==NULL )
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155 {
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156 fprintf(stderr, "Could not allocate 10 bytes in aix/SDL_syscdrom.c:CheckMounts\n" );
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157 exit ( -10 );
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158 }
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159
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160 do
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161 {
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162 /* mntctrl() returns an array of all mounted filesystems */
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163 ret = mntctl ( MCTL_QUERY, bufsz, buffer );
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parents:
diff changeset
164 if ( ret == 0 )
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parents:
diff changeset
165 {
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parents:
diff changeset
166 /* Buffer was too small, realloc. */
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parents:
diff changeset
167 bufsz = *(int*)buffer; /* Required size is in first word. */
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parents:
diff changeset
168 /* (whatever a word is in AIX 4.3.3) */
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parents:
diff changeset
169 /* int seems to be OK in 32bit mode. */
1336
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parents: 1312
diff changeset
170 SDL_free(buffer);
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diff changeset
171 buffer = (char*)SDL_malloc(bufsz);
0
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parents:
diff changeset
172 if ( buffer==NULL )
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parents:
diff changeset
173 {
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parents:
diff changeset
174 fprintf(stderr,
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parents:
diff changeset
175 "Could not allocate %d bytes in aix/SDL_syscdrom.c:CheckMounts\n",
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parents:
diff changeset
176 bufsz );
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parents:
diff changeset
177 exit ( -10 );
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parents:
diff changeset
178 }
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parents:
diff changeset
179 }
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parents:
diff changeset
180 else if ( ret < 0 )
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parents:
diff changeset
181 {
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parents:
diff changeset
182 #ifdef DEBUG_CDROM
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parents:
diff changeset
183 fprintf(stderr, "Error reading vmount structures\n");
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parents:
diff changeset
184 #endif
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parents:
diff changeset
185 return;
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parents:
diff changeset
186 }
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parents:
diff changeset
187 }
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parents:
diff changeset
188 while ( ret == 0 );
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parents:
diff changeset
189
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parents:
diff changeset
190 #ifdef DEBUG_CDROM
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parents:
diff changeset
191 fprintf ( stderr, "Read %d vmount structures\n",ret );
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diff changeset
192 #endif
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diff changeset
193 ptr = (struct vmount*)buffer;
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parents:
diff changeset
194 do
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parents:
diff changeset
195 {
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parents:
diff changeset
196 switch(ptr->vmt_gfstype)
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diff changeset
197 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 case MNT_CDROM :
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diff changeset
199 {
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diff changeset
200 struct stat stbuf;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 char* text;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202
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diff changeset
203 text = (char*)ptr + ptr->vmt_data[VMT_OBJECT].vmt_off;
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diff changeset
204 #ifdef DEBUG_CDROM
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205 fprintf(stderr, "Checking mount path: %s mounted on %s\n",
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diff changeset
206 text, (char*)ptr + ptr->vmt_data[VMT_STUB].vmt_off );
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diff changeset
207 #endif
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diff changeset
208 if ( CheckDrive( text, &stbuf) > 0)
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parents:
diff changeset
209 {
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diff changeset
210 AddDrive( text, &stbuf);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 }
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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 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 default :
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 ptr = (struct vmount*)((char*)ptr + ptr->vmt_length);
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parents:
diff changeset
218 ret--;
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parents:
diff changeset
219 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 while ( ret > 0 );
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parents:
diff changeset
221
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 free ( buffer );
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parents:
diff changeset
223 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224
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parents:
diff changeset
225 static int CheckNonmounts()
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 #ifdef _THREAD_SAFE
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parents:
diff changeset
228 AFILE_t fsFile = NULL;
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parents:
diff changeset
229 int passNo = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 int ret;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 struct fstab entry;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 struct stat stbuf;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 ret = setfsent_r( &fsFile, &passNo );
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235 if ( ret != 0 ) return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 do
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 ret = getfsent_r ( &entry, &fsFile, &passNo );
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 if ( ret == 0 ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
240 char* l = SDL_strrchr(entry.fs_spec,'/');
0
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parents:
diff changeset
241 if ( l != NULL ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
242 if ( !SDL_strncmp("cd",++l,2) ) {
0
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parents:
diff changeset
243 #ifdef DEBUG_CDROM
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 "Found unmounted CD ROM drive with device name %s\n",
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 entry.fs_spec);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 #endif
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 if ( CheckDrive( entry.fs_spec, &stbuf) > 0)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250 AddDrive( entry.fs_spec, &stbuf);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 while ( ret == 0 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 ret = endfsent_r ( &fsFile );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 if ( ret != 0 ) return -1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 return 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 struct fstab* entry;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 struct stat stbuf;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 setfsent();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 do
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 entry = getfsent();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 if ( entry != NULL ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
269 char* l = SDL_strrchr(entry->fs_spec,'/');
0
74212992fb08 Initial revision
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parents:
diff changeset
270 if ( l != NULL ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
271 if ( !SDL_strncmp("cd",++l,2) ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 fprintf(stderr,"Found unmounted CD ROM drive with device name %s", entry->fs_spec);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 if ( CheckDrive( entry->fs_spec, &stbuf) > 0)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 AddDrive( entry->fs_spec, &stbuf);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 while ( entry != NULL );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 endfsent();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 #endif
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 int SDL_SYS_CDInit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 char *SDLcdrom;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 struct stat stbuf;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 /* Fill in our driver capabilities */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 SDL_CDcaps.Name = SDL_SYS_CDName;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 SDL_CDcaps.Open = SDL_SYS_CDOpen;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 SDL_CDcaps.Status = SDL_SYS_CDStatus;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 SDL_CDcaps.Play = SDL_SYS_CDPlay;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 SDL_CDcaps.Pause = SDL_SYS_CDPause;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 SDL_CDcaps.Resume = SDL_SYS_CDResume;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 SDL_CDcaps.Stop = SDL_SYS_CDStop;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 SDL_CDcaps.Eject = SDL_SYS_CDEject;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 SDL_CDcaps.Close = SDL_SYS_CDClose;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 /* Look in the environment for our CD-ROM drive list */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
306 SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 if ( SDLcdrom != NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 char *cdpath, *delim;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
309 cdpath = SDL_malloc(SDL_strlen(SDLcdrom)+1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 if ( cdpath != NULL ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
311 SDL_strcpy(cdpath, SDLcdrom);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 SDLcdrom = cdpath;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 do {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
314 delim = SDL_strchr(SDLcdrom, ':');
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 if ( delim ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 *delim++ = '\0';
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 fprintf(stderr, "Checking CD-ROM drive from SDL_CDROM: %s\n", SDLcdrom);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 AddDrive(SDLcdrom, &stbuf);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 if ( delim ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 SDLcdrom = delim;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 SDLcdrom = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 } while ( SDLcdrom );
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
330 SDL_free(cdpath);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 /* If we found our drives, there's nothing left to do */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 if ( SDL_numcds > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 }
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 CheckMounts();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 CheckNonmounts();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 return 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345 /* General ioctl() CD-ROM command function */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 static int SDL_SYS_CDioctl(int id, int command, void *arg)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 retval = ioctl(id, command, arg);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 if ( retval < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 SDL_SetError("ioctl() error: %s", strerror(errno));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 return retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357 static const char *SDL_SYS_CDName(int drive)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 return(SDL_cdlist[drive]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 static int SDL_SYS_CDOpen(int drive)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 int fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 char* lastsl;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 char* cdromname;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 * We found /dev/cd? drives and that is in our list. But we can
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 * open only the /dev/rcd? versions of those devices for Audio CD.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
372 cdromname = (char*)SDL_malloc( SDL_strlen(SDL_cdlist[drive]+2) );
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
373 SDL_strcpy(cdromname,SDL_cdlist[drive]);
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
374 lastsl = SDL_strrchr(cdromname,'/');
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 if (lastsl) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 *lastsl = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 strcat(cdromname,"/r");
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
378 lastsl = SDL_strrchr(SDL_cdlist[drive],'/');
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 if (lastsl) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 lastsl++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381 strcat(cdromname,lastsl);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 fprintf(stderr, "Should open drive %s, opening %s\n", SDL_cdlist[drive], cdromname);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 * Use exclusive access. Don't use SC_DIAGNOSTICS as xmcd does because they
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 * require root priviledges, and we don't want that. SC_SINGLE provides
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 * exclusive access with less trouble.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 fd = openx(cdromname, O_RDONLY, NULL, SC_SINGLE);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 if ( fd < 0 )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 fprintf(stderr, "Could not open drive %s (%s)\n", cdromname, strerror(errno));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 struct mode_form_op cdMode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 int ret;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 cdMode.action = CD_GET_MODE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 ret = SDL_SYS_CDioctl(fd, DK_CD_MODE, &cdMode);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 if ( ret < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 "Could not get drive mode for %s (%s)\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 cdromname, strerror(errno));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 switch(cdMode.cd_mode_form) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 case CD_MODE1 :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 "Drive mode for %s is %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 cdromname, "CD-ROM Data Mode 1");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 case CD_MODE2_FORM1 :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 "Drive mode for %s is %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 cdromname, "CD-ROM XA Data Mode 2 Form 1");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 case CD_MODE2_FORM2 :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 "Drive mode for %s is %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 cdromname, "CD-ROM XA Data Mode 2 Form 2");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 case CD_DA :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 "Drive mode for %s is %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 cdromname, "CD-DA");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 default :
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 "Drive mode for %s is %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 cdromname, "unknown");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 cdMode.action = CD_CHG_MODE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 cdMode.cd_mode_form = CD_DA;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 ret = SDL_SYS_CDioctl(fd, DK_CD_MODE, &cdMode);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 if ( ret < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 "Could not set drive mode for %s (%s)\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 cdromname, strerror(errno));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 SDL_SetError("ioctl() error: Could not set CD drive mode, %s",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 strerror(errno));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 fprintf(stderr,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 "Drive mode for %s set to CD_DA\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 cdromname);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
462 SDL_free(cdromname);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 return fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 struct cd_audio_cmd entry;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 int okay;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 cmd.audio_cmds = CD_TRK_INFO_AUDIO;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 cmd.msf_flag = FALSE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 return -1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 okay = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 cdrom->numtracks = cmd.indexing.track_index.last_track
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 - cmd.indexing.track_index.first_track+1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 cdrom->numtracks = SDL_MAX_TRACKS;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 /* Read all the track TOC entries */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 for ( i=0; i<=cdrom->numtracks; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 if ( i == cdrom->numtracks ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 cdrom->track[i].id = 0xAA;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 cdrom->track[i].id = cmd.indexing.track_index.first_track+i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 entry.audio_cmds = CD_GET_TRK_MSF;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 entry.indexing.track_msf.track = cdrom->track[i].id;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &entry) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 cdrom->track[i].type = 0; /* don't know how to detect 0x04 data track */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 cdrom->track[i].offset = MSF_TO_FRAMES(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 entry.indexing.track_msf.mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 entry.indexing.track_msf.secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 entry.indexing.track_msf.frames);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 cdrom->track[i].length = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 if ( i > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 cdrom->track[i-1].length = cdrom->track[i].offset
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 - cdrom->track[i-1].offset;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 if ( i == (cdrom->numtracks+1) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 okay = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 return(okay ? 0 : -1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 /* Get CD-ROM status */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 CDstatus status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 cmd.audio_cmds = CD_INFO_AUDIO;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 fprintf(stderr, "ioctl failed in SDL_SYS_CDStatus (%s)\n", SDL_GetError());
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 status = CD_ERROR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 switch (cmd.status) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 case CD_NO_AUDIO:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531 case CD_COMPLETED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 status = CD_STOPPED;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 case CD_PLAY_AUDIO:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 status = CD_PLAYING;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 case CD_PAUSE_AUDIO:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 status = CD_PAUSED;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 case CD_NOT_VALID:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 fprintf(stderr, "cdStatus failed with CD_NOT_VALID\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 status = CD_ERROR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 case CD_STATUS_ERROR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 fprintf(stderr, "cdStatus failed with CD_STATUS_ERROR\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 status = CD_ERROR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 fprintf(stderr, "cdStatus failed with unknown error\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 status = CD_ERROR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 if ( position ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 if ( status == CD_PLAYING || (status == CD_PAUSED) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 *position = MSF_TO_FRAMES( cmd.indexing.info_audio.current_mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 cmd.indexing.info_audio.current_secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 cmd.indexing.info_audio.current_frames);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 *position = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 return status;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 /* Start play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 * My CD Rom is muted by default. I think I read that this is new with
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 * AIX 4.3. SDL does not change the volume, so I need a kludge. Maybe
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 * its better to do this elsewhere?
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582 cmd.audio_cmds = CD_PLAY_AUDIO | CD_SET_VOLUME;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 cmd.msf_flag = TRUE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 FRAMES_TO_MSF(start,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 &cmd.indexing.msf.first_mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 &cmd.indexing.msf.first_secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587 &cmd.indexing.msf.first_frames);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 FRAMES_TO_MSF(start+length,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
589 &cmd.indexing.msf.last_mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590 &cmd.indexing.msf.last_secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
591 &cmd.indexing.msf.last_frames);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
592 cmd.volume_type = CD_VOLUME_ALL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
593 cmd.all_channel_vol = 255; /* This is a uchar. What is a good value? No docu! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594 cmd.out_port_0_sel = CD_AUDIO_CHNL_0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595 cmd.out_port_1_sel = CD_AUDIO_CHNL_1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
596 cmd.out_port_2_sel = CD_AUDIO_CHNL_2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
597 cmd.out_port_3_sel = CD_AUDIO_CHNL_3;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
598
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
599 #ifdef DEBUG_CDROM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 cmd.indexing.msf.first_mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 cmd.indexing.msf.first_secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603 cmd.indexing.msf.first_frames,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 cmd.indexing.msf.last_mins,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 cmd.indexing.msf.last_secs,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 cmd.indexing.msf.last_frames);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 /* Pause play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 static int SDL_SYS_CDPause(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615 cmd.audio_cmds = CD_PAUSE_AUDIO;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 /* Resume play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 static int SDL_SYS_CDResume(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
621 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623 cmd.audio_cmds = CD_RESUME_AUDIO;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
624 return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
625 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
626
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
627 /* Stop play */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 static int SDL_SYS_CDStop(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630 struct cd_audio_cmd cmd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
631 cmd.audio_cmds = CD_STOP_AUDIO;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
632 return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
633 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
634
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
635 /* Eject the CD-ROM */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
636 static int SDL_SYS_CDEject(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
637 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
638 return(SDL_SYS_CDioctl(cdrom->id, DKEJECT, 0));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
639 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
640
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
641 /* Close the CD-ROM handle */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
642 static void SDL_SYS_CDClose(SDL_CD *cdrom)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
643 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
644 close(cdrom->id);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
645 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
646
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
647 void SDL_SYS_CDQuit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
648 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
649 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
650
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
651 if ( SDL_numcds > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
652 for ( i=0; i<SDL_numcds; ++i ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
653 SDL_free(SDL_cdlist[i]);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
654 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
655 SDL_numcds = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
656 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
657 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
658