annotate src/cdrom/linux/SDL_syscdrom.c @ 2488:8e2bdbccf7ff gsoc2008_force_feedback

Added SDL_HapticUpdateEffect().
author Edgar Simo <bobbens@gmail.com>
date Tue, 01 Jul 2008 18:35:05 +0000
parents 41a5fc1825b9
children e27bdcc80744
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 #include "SDL_config.h"
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23
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24 #ifdef SDL_CDROM_LINUX
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25
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26 /* Functions for system-level CD-ROM audio control */
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27
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28 #include <string.h> /* For strerror() */
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29 #include <sys/types.h>
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30 #include <sys/stat.h>
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31 #include <sys/ioctl.h>
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32 #include <fcntl.h>
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33 #include <errno.h>
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34 #include <unistd.h>
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35 #ifdef __LINUX__
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36 #ifdef HAVE_LINUX_VERSION_H
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37 /* linux 2.6.9 workaround */
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38 #include <linux/version.h>
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39 #if LINUX_VERSION_CODE == KERNEL_VERSION(2,6,9)
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40 #include <asm/types.h>
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41 #define __le64 __u64
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42 #define __le32 __u32
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43 #define __le16 __u16
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44 #define __be64 __u64
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45 #define __be32 __u32
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46 #define __be16 __u16
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47 #endif /* linux 2.6.9 workaround */
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48 #endif /* HAVE_LINUX_VERSION_H */
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49 #include <linux/cdrom.h>
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50 #endif
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51 #ifdef __SVR4
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52 #include <sys/cdio.h>
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53 #endif
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54
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55 /* Define this to use the alternative getmntent() code */
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56 #ifndef __SVR4
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57 #define USE_MNTENT
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58 #endif
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59
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60 #ifdef USE_MNTENT
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61 #if defined(__USLC__)
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62 #include <sys/mntent.h>
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63 #else
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64 #include <mntent.h>
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65 #endif
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66
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67 #ifndef _PATH_MNTTAB
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68 #ifdef MNTTAB
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69 #define _PATH_MNTTAB MNTTAB
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70 #else
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71 #define _PATH_MNTTAB "/etc/fstab"
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72 #endif
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73 #endif /* !_PATH_MNTTAB */
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74
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75 #ifndef _PATH_MOUNTED
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76 #define _PATH_MOUNTED "/etc/mtab"
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77 #endif /* !_PATH_MOUNTED */
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78
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79 #ifndef MNTTYPE_CDROM
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80 #define MNTTYPE_CDROM "iso9660"
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81 #endif
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82 #ifndef MNTTYPE_SUPER
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83 #define MNTTYPE_SUPER "supermount"
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84 #endif
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85 #endif /* USE_MNTENT */
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86
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87 #include "SDL_cdrom.h"
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88 #include "../SDL_syscdrom.h"
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89
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90
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91 /* The maximum number of CD-ROM drives we'll detect */
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92 #define MAX_DRIVES 16
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93
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94 /* A list of available CD-ROM drives */
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95 static char *SDL_cdlist[MAX_DRIVES];
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96 static dev_t SDL_cdmode[MAX_DRIVES];
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97
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98 /* The system-dependent CD control functions */
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99 static const char *SDL_SYS_CDName(int drive);
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100 static int SDL_SYS_CDOpen(int drive);
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101 static int SDL_SYS_CDGetTOC(SDL_CD * cdrom);
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102 static CDstatus SDL_SYS_CDStatus(SDL_CD * cdrom, int *position);
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103 static int SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length);
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104 static int SDL_SYS_CDPause(SDL_CD * cdrom);
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105 static int SDL_SYS_CDResume(SDL_CD * cdrom);
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106 static int SDL_SYS_CDStop(SDL_CD * cdrom);
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107 static int SDL_SYS_CDEject(SDL_CD * cdrom);
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108 static void SDL_SYS_CDClose(SDL_CD * cdrom);
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109
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110 /* Some ioctl() errno values which occur when the tray is empty */
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111 #ifndef ENOMEDIUM
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112 #define ENOMEDIUM ENOENT
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113 #endif
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114 #define ERRNO_TRAYEMPTY(errno) \
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115 ((errno == EIO) || (errno == ENOENT) || \
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116 (errno == EINVAL) || (errno == ENOMEDIUM))
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117
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118 /* Check a drive to see if it is a CD-ROM */
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119 static int
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120 CheckDrive(char *drive, char *mnttype, struct stat *stbuf)
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121 {
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122 int is_cd, cdfd;
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123 struct cdrom_subchnl info;
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124
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125 /* If it doesn't exist, return -1 */
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126 if (stat(drive, stbuf) < 0) {
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127 return (-1);
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128 }
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129
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130 /* If it does exist, verify that it's an available CD-ROM */
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131 is_cd = 0;
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132 if (S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode)) {
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133 cdfd = open(drive, (O_RDONLY | O_NONBLOCK), 0);
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134 if (cdfd >= 0) {
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135 info.cdsc_format = CDROM_MSF;
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136 /* Under Linux, EIO occurs when a disk is not present.
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137 */
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138 if ((ioctl(cdfd, CDROMSUBCHNL, &info) == 0) ||
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139 ERRNO_TRAYEMPTY(errno)) {
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140 is_cd = 1;
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141 }
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142 close(cdfd);
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143 }
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144 #ifdef USE_MNTENT
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145 /* Even if we can't read it, it might be mounted */
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146 else if (mnttype && (SDL_strcmp(mnttype, MNTTYPE_CDROM) == 0)) {
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147 is_cd = 1;
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148 }
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149 #endif
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150 }
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151 return (is_cd);
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152 }
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153
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154 /* Add a CD-ROM drive to our list of valid drives */
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155 static void
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156 AddDrive(char *drive, struct stat *stbuf)
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157 {
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158 int i;
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159
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160 if (SDL_numcds < MAX_DRIVES) {
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161 /* Check to make sure it's not already in our list.
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162 This can happen when we see a drive via symbolic link.
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163 */
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164 for (i = 0; i < SDL_numcds; ++i) {
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165 if (stbuf->st_rdev == SDL_cdmode[i]) {
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166 #ifdef DEBUG_CDROM
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167 fprintf(stderr, "Duplicate drive detected: %s == %s\n",
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168 drive, SDL_cdlist[i]);
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169 #endif
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170 return;
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171 }
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172 }
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173
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174 /* Add this drive to our list */
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175 i = SDL_numcds;
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176 SDL_cdlist[i] = SDL_strdup(drive);
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177 if (SDL_cdlist[i] == NULL) {
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178 SDL_OutOfMemory();
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179 return;
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180 }
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181 SDL_cdmode[i] = stbuf->st_rdev;
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182 ++SDL_numcds;
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183 #ifdef DEBUG_CDROM
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184 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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185 #endif
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186 }
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187 }
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188
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189 #ifdef USE_MNTENT
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190 static void
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191 CheckMounts(const char *mtab)
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192 {
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193 FILE *mntfp;
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194 struct mntent *mntent;
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195 struct stat stbuf;
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196
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197 mntfp = setmntent(mtab, "r");
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198 if (mntfp != NULL) {
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199 char *tmp;
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200 char *mnt_type;
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201 size_t mnt_type_len;
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202 char *mnt_dev;
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203 size_t mnt_dev_len;
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204
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205 while ((mntent = getmntent(mntfp)) != NULL) {
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206 mnt_type_len = SDL_strlen(mntent->mnt_type) + 1;
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207 mnt_type = SDL_stack_alloc(char, mnt_type_len);
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208 if (mnt_type == NULL)
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209 continue; /* maybe you'll get lucky next time. */
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210
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211 mnt_dev_len = SDL_strlen(mntent->mnt_fsname) + 1;
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212 mnt_dev = SDL_stack_alloc(char, mnt_dev_len);
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213 if (mnt_dev == NULL) {
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214 SDL_stack_free(mnt_type);
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215 continue;
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216 }
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217
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218 SDL_strlcpy(mnt_type, mntent->mnt_type, mnt_type_len);
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219 SDL_strlcpy(mnt_dev, mntent->mnt_fsname, mnt_dev_len);
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220
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221 /* Handle "supermount" filesystem mounts */
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222 if (SDL_strcmp(mnt_type, MNTTYPE_SUPER) == 0) {
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223 tmp = SDL_strstr(mntent->mnt_opts, "fs=");
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224 if (tmp) {
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225 SDL_stack_free(mnt_type);
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226 mnt_type = SDL_strdup(tmp + SDL_strlen("fs="));
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227 if (mnt_type) {
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228 tmp = SDL_strchr(mnt_type, ',');
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229 if (tmp) {
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230 *tmp = '\0';
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231 }
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232 }
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233 }
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234 tmp = SDL_strstr(mntent->mnt_opts, "dev=");
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235 if (tmp) {
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236 SDL_stack_free(mnt_dev);
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237 mnt_dev = SDL_strdup(tmp + SDL_strlen("dev="));
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238 if (mnt_dev) {
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239 tmp = SDL_strchr(mnt_dev, ',');
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240 if (tmp) {
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241 *tmp = '\0';
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242 }
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243 }
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244 }
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245 }
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246 if (SDL_strcmp(mnt_type, MNTTYPE_CDROM) == 0) {
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247 #ifdef DEBUG_CDROM
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248 fprintf(stderr,
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249 "Checking mount path from %s: %s mounted on %s of %s\n",
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250 mtab, mnt_dev, mntent->mnt_dir, mnt_type);
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251 #endif
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252 if (CheckDrive(mnt_dev, mnt_type, &stbuf) > 0) {
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253 AddDrive(mnt_dev, &stbuf);
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254 }
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255 }
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256 SDL_stack_free(mnt_dev);
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257 SDL_stack_free(mnt_type);
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258 }
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259 endmntent(mntfp);
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260 }
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261 }
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262 #endif /* USE_MNTENT */
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263
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264 int
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diff changeset
265 SDL_SYS_CDInit(void)
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266 {
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267 /* checklist: /dev/cdrom, /dev/hd?, /dev/scd? /dev/sr? */
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268 static char *checklist[] = {
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269 "cdrom", "?a hd?", "?0 scd?", "?0 sr?", NULL
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diff changeset
270 };
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diff changeset
271 char *SDLcdrom;
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diff changeset
272 int i, j, exists;
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diff changeset
273 char drive[32];
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diff changeset
274 struct stat stbuf;
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275
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diff changeset
276 /* Fill in our driver capabilities */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
277 SDL_CDcaps.Name = SDL_SYS_CDName;
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diff changeset
278 SDL_CDcaps.Open = SDL_SYS_CDOpen;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
279 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
280 SDL_CDcaps.Status = SDL_SYS_CDStatus;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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281 SDL_CDcaps.Play = SDL_SYS_CDPlay;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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282 SDL_CDcaps.Pause = SDL_SYS_CDPause;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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283 SDL_CDcaps.Resume = SDL_SYS_CDResume;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
284 SDL_CDcaps.Stop = SDL_SYS_CDStop;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
285 SDL_CDcaps.Eject = SDL_SYS_CDEject;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
286 SDL_CDcaps.Close = SDL_SYS_CDClose;
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287
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diff changeset
288 /* Look in the environment for our CD-ROM drive list */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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289 SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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290 if (SDLcdrom != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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291 char *cdpath, *delim;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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292 size_t len = SDL_strlen(SDLcdrom) + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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293 cdpath = SDL_stack_alloc(char, len);
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294 if (cdpath != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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295 SDL_strlcpy(cdpath, SDLcdrom, len);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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296 SDLcdrom = cdpath;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
297 do {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
298 delim = SDL_strchr(SDLcdrom, ':');
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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299 if (delim) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
300 *delim++ = '\0';
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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301 }
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302 #ifdef DEBUG_CDROM
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303 fprintf(stderr,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
304 "Checking CD-ROM drive from SDL_CDROM: %s\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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305 SDLcdrom);
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306 #endif
1895
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307 if (CheckDrive(SDLcdrom, NULL, &stbuf) > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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308 AddDrive(SDLcdrom, &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
309 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
310 if (delim) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
311 SDLcdrom = delim;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
312 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
313 SDLcdrom = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
314 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
315 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
316 while (SDLcdrom);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
317 SDL_stack_free(cdpath);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
318 }
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319
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320 /* If we found our drives, there's nothing left to do */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
321 if (SDL_numcds > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
322 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
323 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
324 }
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325 #ifdef USE_MNTENT
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
326 /* Check /dev/cdrom first :-) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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327 if (CheckDrive("/dev/cdrom", NULL, &stbuf) > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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328 AddDrive("/dev/cdrom", &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
329 }
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330
1895
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diff changeset
331 /* Now check the currently mounted CD drives */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
332 CheckMounts(_PATH_MOUNTED);
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diff changeset
333
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
334 /* Finally check possible mountable drives in /etc/fstab */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
335 CheckMounts(_PATH_MNTTAB);
0
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diff changeset
336
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
337 /* If we found our drives, there's nothing left to do */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
338 if (SDL_numcds > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
339 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
340 }
0
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diff changeset
341 #endif /* USE_MNTENT */
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diff changeset
342
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
343 /* Scan the system for CD-ROM drives.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
344 Not always 100% reliable, so use the USE_MNTENT code above first.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
345 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
346 for (i = 0; checklist[i]; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
347 if (checklist[i][0] == '?') {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
348 char *insert;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
349 exists = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
350 for (j = checklist[i][1]; exists; ++j) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
351 SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
352 &checklist[i][3]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
353 insert = SDL_strchr(drive, '?');
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
354 if (insert != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
355 *insert = j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
356 }
0
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diff changeset
357 #ifdef DEBUG_CDROM
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
358 fprintf(stderr, "Checking possible CD-ROM drive: %s\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
359 drive);
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diff changeset
360 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
361 switch (CheckDrive(drive, NULL, &stbuf)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
362 /* Drive exists and is a CD-ROM */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
363 case 1:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
364 AddDrive(drive, &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
365 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
366 /* Drive exists, but isn't a CD-ROM */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
367 case 0:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
368 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
369 /* Drive doesn't exist */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
370 case -1:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
371 exists = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
372 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
373 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
374 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
375 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
376 SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
377 checklist[i]);
0
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diff changeset
378 #ifdef DEBUG_CDROM
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
379 fprintf(stderr, "Checking possible CD-ROM drive: %s\n", drive);
0
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parents:
diff changeset
380 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
381 if (CheckDrive(drive, NULL, &stbuf) > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
382 AddDrive(drive, &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
383 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
384 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
385 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
386 return (0);
0
74212992fb08 Initial revision
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parents:
diff changeset
387 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388
74212992fb08 Initial revision
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diff changeset
389 /* General ioctl() CD-ROM command function */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
390 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
391 SDL_SYS_CDioctl(int id, int command, void *arg)
0
74212992fb08 Initial revision
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parents:
diff changeset
392 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
393 int retval;
0
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parents:
diff changeset
394
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
395 retval = ioctl(id, command, arg);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
396 if (retval < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
397 SDL_SetError("ioctl() error: %s", strerror(errno));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
398 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
399 return (retval);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
402 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
403 SDL_SYS_CDName(int drive)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
405 return (SDL_cdlist[drive]);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
408 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
409 SDL_SYS_CDOpen(int drive)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
411 return (open(SDL_cdlist[drive], (O_RDONLY | O_NONBLOCK), 0));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
414 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
415 SDL_SYS_CDGetTOC(SDL_CD * cdrom)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
417 struct cdrom_tochdr toc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
418 int i, okay;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
419 struct cdrom_tocentry entry;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
421 okay = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
422 if (SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCHDR, &toc) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
423 cdrom->numtracks = toc.cdth_trk1 - toc.cdth_trk0 + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
424 if (cdrom->numtracks > SDL_MAX_TRACKS) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
425 cdrom->numtracks = SDL_MAX_TRACKS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
426 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
427 /* Read all the track TOC entries */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
428 for (i = 0; i <= cdrom->numtracks; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
429 if (i == cdrom->numtracks) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
430 cdrom->track[i].id = CDROM_LEADOUT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
431 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
432 cdrom->track[i].id = toc.cdth_trk0 + i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
433 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
434 entry.cdte_track = cdrom->track[i].id;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
435 entry.cdte_format = CDROM_MSF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
436 if (SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCENTRY, &entry) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
437 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
438 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
439 if (entry.cdte_ctrl & CDROM_DATA_TRACK) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
440 cdrom->track[i].type = SDL_DATA_TRACK;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
441 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
442 cdrom->track[i].type = SDL_AUDIO_TRACK;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
443 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
444 cdrom->track[i].offset =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
445 MSF_TO_FRAMES(entry.cdte_addr.msf.minute,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
446 entry.cdte_addr.msf.second,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
447 entry.cdte_addr.msf.frame);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
448 cdrom->track[i].length = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
449 if (i > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
450 cdrom->track[i - 1].length =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
451 cdrom->track[i].offset - cdrom->track[i - 1].offset;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
452 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
453 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
454 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
455 if (i == (cdrom->numtracks + 1)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
456 okay = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
457 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
458 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
459 return (okay ? 0 : -1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 /* Get CD-ROM status */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
463 static CDstatus
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
464 SDL_SYS_CDStatus(SDL_CD * cdrom, int *position)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
466 CDstatus status;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
467 struct cdrom_tochdr toc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
468 struct cdrom_subchnl info;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
470 info.cdsc_format = CDROM_MSF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
471 if (ioctl(cdrom->id, CDROMSUBCHNL, &info) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
472 if (ERRNO_TRAYEMPTY(errno)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
473 status = CD_TRAYEMPTY;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
474 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
475 status = CD_ERROR;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
476 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
477 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
478 switch (info.cdsc_audiostatus) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
479 case CDROM_AUDIO_INVALID:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
480 case CDROM_AUDIO_NO_STATUS:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
481 /* Try to determine if there's a CD available */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
482 if (ioctl(cdrom->id, CDROMREADTOCHDR, &toc) == 0)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
483 status = CD_STOPPED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
484 else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
485 status = CD_TRAYEMPTY;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
486 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
487 case CDROM_AUDIO_COMPLETED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
488 status = CD_STOPPED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
489 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
490 case CDROM_AUDIO_PLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
491 status = CD_PLAYING;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
492 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
493 case CDROM_AUDIO_PAUSED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
494 /* Workaround buggy CD-ROM drive */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
495 if (info.cdsc_trk == CDROM_LEADOUT) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
496 status = CD_STOPPED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
497 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
498 status = CD_PAUSED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
499 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
500 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
501 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
502 status = CD_ERROR;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
503 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
504 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
505 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
506 if (position) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
507 if (status == CD_PLAYING || (status == CD_PAUSED)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
508 *position = MSF_TO_FRAMES(info.cdsc_absaddr.msf.minute,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
509 info.cdsc_absaddr.msf.second,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
510 info.cdsc_absaddr.msf.frame);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
511 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
512 *position = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
513 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
514 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
515 return (status);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 /* Start play */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
519 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
520 SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
522 struct cdrom_msf playtime;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
524 FRAMES_TO_MSF(start,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
525 &playtime.cdmsf_min0, &playtime.cdmsf_sec0,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
526 &playtime.cdmsf_frame0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
527 FRAMES_TO_MSF(start + length, &playtime.cdmsf_min1, &playtime.cdmsf_sec1,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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528 &playtime.cdmsf_frame1);
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529 #ifdef DEBUG_CDROM
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530 fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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531 playtime.cdmsf_min0, playtime.cdmsf_sec0, playtime.cdmsf_frame0,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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532 playtime.cdmsf_min1, playtime.cdmsf_sec1, playtime.cdmsf_frame1);
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533 #endif
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534 return (SDL_SYS_CDioctl(cdrom->id, CDROMPLAYMSF, &playtime));
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535 }
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536
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parents:
diff changeset
537 /* Pause play */
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538 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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539 SDL_SYS_CDPause(SDL_CD * cdrom)
0
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parents:
diff changeset
540 {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
541 return (SDL_SYS_CDioctl(cdrom->id, CDROMPAUSE, 0));
0
74212992fb08 Initial revision
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542 }
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parents:
diff changeset
543
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parents:
diff changeset
544 /* Resume play */
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diff changeset
545 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
546 SDL_SYS_CDResume(SDL_CD * cdrom)
0
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parents:
diff changeset
547 {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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548 return (SDL_SYS_CDioctl(cdrom->id, CDROMRESUME, 0));
0
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parents:
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549 }
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parents:
diff changeset
550
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parents:
diff changeset
551 /* Stop play */
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
552 static int
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553 SDL_SYS_CDStop(SDL_CD * cdrom)
0
74212992fb08 Initial revision
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parents:
diff changeset
554 {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
555 return (SDL_SYS_CDioctl(cdrom->id, CDROMSTOP, 0));
0
74212992fb08 Initial revision
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parents:
diff changeset
556 }
74212992fb08 Initial revision
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parents:
diff changeset
557
74212992fb08 Initial revision
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parents:
diff changeset
558 /* Eject the CD-ROM */
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
559 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
560 SDL_SYS_CDEject(SDL_CD * cdrom)
0
74212992fb08 Initial revision
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parents:
diff changeset
561 {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
562 return (SDL_SYS_CDioctl(cdrom->id, CDROMEJECT, 0));
0
74212992fb08 Initial revision
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parents:
diff changeset
563 }
74212992fb08 Initial revision
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parents:
diff changeset
564
74212992fb08 Initial revision
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parents:
diff changeset
565 /* Close the CD-ROM handle */
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
566 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
567 SDL_SYS_CDClose(SDL_CD * cdrom)
0
74212992fb08 Initial revision
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parents:
diff changeset
568 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
569 close(cdrom->id);
0
74212992fb08 Initial revision
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parents:
diff changeset
570 }
74212992fb08 Initial revision
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parents:
diff changeset
571
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1635
diff changeset
572 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
573 SDL_SYS_CDQuit(void)
0
74212992fb08 Initial revision
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parents:
diff changeset
574 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
575 int i;
0
74212992fb08 Initial revision
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parents:
diff changeset
576
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
577 if (SDL_numcds > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
578 for (i = 0; i < SDL_numcds; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
579 SDL_free(SDL_cdlist[i]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
580 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
581 SDL_numcds = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
582 }
0
74212992fb08 Initial revision
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parents:
diff changeset
583 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584
1635
92947e3a18db Make sure code is only compiled if the appropriate subsystem is enabled
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
585 #endif /* SDL_CDROM_LINUX */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
586 /* vi: set ts=4 sw=4 expandtab: */