Mercurial > sdl-ios-xcode

annotate src/cdrom/freebsd/SDL_syscdrom.c @ 2844:70b63882d2ef

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The YCbCr texture extension works now that bytes_per_pixel() returns the correct value for YUV textures. Yay! I'm still cheering for Ryan's pixel shader instead, since once it works different shaders can handle all the YUV formats.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 06 Dec 2008 18:37:06 +0000
parents 204be4fc2726
children 99210400e8b9
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_FREEBSD
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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 <sys/types.h>
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29 #include <sys/stat.h>
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30 #include <fcntl.h>
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31 #include <errno.h>
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32 #include <unistd.h>
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33 #include <sys/cdio.h>
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34
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35 #include "SDL_cdrom.h"
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36 #include "../SDL_syscdrom.h"
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37
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38
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39 /* The maximum number of CD-ROM drives we'll detect */
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40 #define MAX_DRIVES 16
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41
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42 /* A list of available CD-ROM drives */
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43 static char *SDL_cdlist[MAX_DRIVES];
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44 static dev_t SDL_cdmode[MAX_DRIVES];
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45
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46 /* The system-dependent CD control functions */
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47 static const char *SDL_SYS_CDName(int drive);
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48 static int SDL_SYS_CDOpen(int drive);
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49 static int SDL_SYS_CDGetTOC(SDL_CD * cdrom);
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50 static CDstatus SDL_SYS_CDStatus(SDL_CD * cdrom, int *position);
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51 static int SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length);
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52 static int SDL_SYS_CDPause(SDL_CD * cdrom);
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53 static int SDL_SYS_CDResume(SDL_CD * cdrom);
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54 static int SDL_SYS_CDStop(SDL_CD * cdrom);
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55 static int SDL_SYS_CDEject(SDL_CD * cdrom);
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56 static void SDL_SYS_CDClose(SDL_CD * cdrom);
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57
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58 /* Some ioctl() errno values which occur when the tray is empty */
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59 #define ERRNO_TRAYEMPTY(errno) \
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60 ((errno == EIO) || (errno == ENOENT) || (errno == EINVAL))
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61
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62 /* Check a drive to see if it is a CD-ROM */
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63 static int
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64 CheckDrive(char *drive, struct stat *stbuf)
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65 {
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66 int is_cd, cdfd;
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67 struct ioc_read_subchannel info;
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68
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69 /* If it doesn't exist, return -1 */
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70 if (stat(drive, stbuf) < 0) {
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71 return (-1);
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72 }
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73
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74 /* If it does exist, verify that it's an available CD-ROM */
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75 is_cd = 0;
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76 if (S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode)) {
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77 cdfd = open(drive, (O_RDONLY | O_EXCL | O_NONBLOCK), 0);
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78 if (cdfd >= 0) {
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79 info.address_format = CD_MSF_FORMAT;
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80 info.data_format = CD_CURRENT_POSITION;
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81 info.data_len = 0;
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82 info.data = NULL;
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83 /* Under Linux, EIO occurs when a disk is not present.
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84 This isn't 100% reliable, so we use the USE_MNTENT
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85 code above instead.
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86 */
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87 if ((ioctl(cdfd, CDIOCREADSUBCHANNEL, &info) == 0) ||
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88 ERRNO_TRAYEMPTY(errno)) {
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89 is_cd = 1;
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90 }
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91 close(cdfd);
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92 }
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93 }
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94 return (is_cd);
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95 }
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96
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97 /* Add a CD-ROM drive to our list of valid drives */
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98 static void
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99 AddDrive(char *drive, struct stat *stbuf)
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100 {
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101 int i;
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102
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103 if (SDL_numcds < MAX_DRIVES) {
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104 /* Check to make sure it's not already in our list.
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105 This can happen when we see a drive via symbolic link.
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106 */
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107 for (i = 0; i < SDL_numcds; ++i) {
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108 if (stbuf->st_rdev == SDL_cdmode[i]) {
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109 #ifdef DEBUG_CDROM
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110 fprintf(stderr, "Duplicate drive detected: %s == %s\n",
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111 drive, SDL_cdlist[i]);
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112 #endif
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113 return;
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114 }
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115 }
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116
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117 /* Add this drive to our list */
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118 i = SDL_numcds;
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119 SDL_cdlist[i] = SDL_strdup(drive);
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120 if (SDL_cdlist[i] == NULL) {
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121 SDL_OutOfMemory();
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122 return;
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123 }
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124 SDL_cdmode[i] = stbuf->st_rdev;
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125 ++SDL_numcds;
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126 #ifdef DEBUG_CDROM
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127 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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128 #endif
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129 }
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130 }
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131
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132 int
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133 SDL_SYS_CDInit(void)
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134 {
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135 /* checklist: /dev/cdrom,/dev/cd?c /dev/acd?c
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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136 /dev/matcd?c /dev/mcd?c /dev/scd?c */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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137 static char *checklist[] = {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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138 "cdrom", "?0 cd?", "?0 acd?", "?0 matcd?", "?0 mcd?", "?0 scd?", NULL
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
139 };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
140 char *SDLcdrom;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
141 int i, j, exists;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
142 char drive[32];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
143 struct stat stbuf;
0
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144
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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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145 /* 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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146 SDL_CDcaps.Name = SDL_SYS_CDName;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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147 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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148 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
149 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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150 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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151 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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152 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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153 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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154 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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155 SDL_CDcaps.Close = SDL_SYS_CDClose;
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156
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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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157 /* 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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158 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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159 if (SDLcdrom != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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160 char *cdpath, *delim;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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161 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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162 cdpath = SDL_stack_alloc(char, len);
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163 if (cdpath != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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164 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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165 SDLcdrom = cdpath;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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166 do {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
167 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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168 if (delim) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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169 *delim++ = '\0';
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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170 }
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171 if (CheckDrive(SDLcdrom, &stbuf) > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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172 AddDrive(SDLcdrom, &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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173 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
174 if (delim) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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175 SDLcdrom = delim;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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176 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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177 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
178 }
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
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179 } while (SDLcdrom);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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180 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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181 }
0
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182
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183 /* 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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184 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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185 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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186 }
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187 }
0
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188
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189 /* Scan the system for CD-ROM drives */
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190 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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191 if (checklist[i][0] == '?') {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
192 char *insert;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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193 exists = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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194 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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195 SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%sc",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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196 &checklist[i][3]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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197 insert = SDL_strchr(drive, '?');
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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198 if (insert != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
199 *insert = j;
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diff changeset
200 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
201 switch (CheckDrive(drive, &stbuf)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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202 /* Drive exists and is a CD-ROM */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
203 case 1:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
204 AddDrive(drive, &stbuf);
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diff changeset
205 break;
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diff changeset
206 /* 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.
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diff changeset
207 case 0:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
208 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
209 /* Drive doesn't exist */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
210 case -1:
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diff changeset
211 exists = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
212 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
213 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
214 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
215 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
216 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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diff changeset
217 checklist[i]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
218 if (CheckDrive(drive, &stbuf) > 0) {
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
219 AddDrive(drive, &stbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
220 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
221 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
222 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
223 return (0);
0
74212992fb08 Initial revision
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diff changeset
224 }
74212992fb08 Initial revision
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diff changeset
225
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226 /* General ioctl() CD-ROM command function */
1895
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diff changeset
227 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
228 SDL_SYS_CDioctl(int id, int command, void *arg)
0
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diff changeset
229 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
230 int retval;
0
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diff changeset
231
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
232 retval = ioctl(id, command, arg);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
233 if (retval < 0) {
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
234 SDL_SetError("ioctl() error: %s", strerror(errno));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
235 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
236 return (retval);
0
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diff changeset
237 }
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diff changeset
238
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
239 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
240 SDL_SYS_CDName(int drive)
0
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parents:
diff changeset
241 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
242 return (SDL_cdlist[drive]);
0
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parents:
diff changeset
243 }
74212992fb08 Initial revision
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parents:
diff changeset
244
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
245 static int
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
246 SDL_SYS_CDOpen(int drive)
0
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parents:
diff changeset
247 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
248 return (open(SDL_cdlist[drive], (O_RDONLY | O_EXCL | O_NONBLOCK), 0));
0
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parents:
diff changeset
249 }
74212992fb08 Initial revision
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diff changeset
250
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
251 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
252 SDL_SYS_CDGetTOC(SDL_CD * cdrom)
0
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parents:
diff changeset
253 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
254 struct ioc_toc_header toc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
255 int i, okay;
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
256 struct ioc_read_toc_entry entry;
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
257 struct cd_toc_entry data;
0
74212992fb08 Initial revision
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parents:
diff changeset
258
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
259 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
260 if (SDL_SYS_CDioctl(cdrom->id, CDIOREADTOCHEADER, &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
261 cdrom->numtracks = toc.ending_track - toc.starting_track + 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
262 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
263 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
264 }
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
265 /* 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
266 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
267 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
268 cdrom->track[i].id = 0xAA; /* 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
269 } 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
270 cdrom->track[i].id = toc.starting_track + 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
271 }
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
272 entry.starting_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
273 entry.address_format = CD_MSF_FORMAT;
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
274 entry.data_len = sizeof(data);
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
275 entry.data = &data;
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
276 if (SDL_SYS_CDioctl(cdrom->id, CDIOREADTOCENTRYS, &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
277 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
278 } 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
279 cdrom->track[i].type = data.control;
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
280 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
281 MSF_TO_FRAMES(data.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
282 data.addr.msf.second, data.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
283 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
284 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
285 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
286 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
287 }
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
288 }
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
289 }
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
290 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
291 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
292 }
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
293 }
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
294 return (okay ? 0 : -1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 /* 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
298 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
299 SDL_SYS_CDStatus(SDL_CD * cdrom, int *position)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 {
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
301 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
302 struct ioc_toc_header 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
303 struct ioc_read_subchannel info;
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
304 struct cd_sub_channel_info data;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305
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
306 info.address_format = CD_MSF_FORMAT;
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
307 info.data_format = CD_CURRENT_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
308 info.track = 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
309 info.data_len = sizeof(data);
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
310 info.data = &data;
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
311 if (ioctl(cdrom->id, CDIOCREADSUBCHANNEL, &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
312 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
313 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
314 } 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
315 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
316 }
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
317 } 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
318 switch (data.header.audio_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
319 case CD_AS_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
320 case CD_AS_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
321 /* 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
322 if (ioctl(cdrom->id, CDIOREADTOCHEADER, &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
323 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
324 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
325 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
326 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
327 case CD_AS_PLAY_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
328 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
329 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
330 case CD_AS_PLAY_IN_PROGRESS:
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
331 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
332 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
333 case CD_AS_PLAY_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
334 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
335 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
336 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
337 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
338 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
339 }
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 }
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
341 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
342 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
343 *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
344 MSF_TO_FRAMES(data.what.position.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
345 data.what.position.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
346 data.what.position.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
347 } 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
348 *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
349 }
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
350 }
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
351 return (status);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 /* 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
355 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
356 SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357 {
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
358 struct ioc_play_msf playtime;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
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
360 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
361 &playtime.start_m, &playtime.start_s, &playtime.start_f);
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
362 FRAMES_TO_MSF(start + 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
363 &playtime.end_m, &playtime.end_s, &playtime.end_f);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 #ifdef DEBUG_CDROM
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
365 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.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
366 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.
Sam Lantinga <slouken@libsdl.org>
parents: 1635
diff changeset
367 playtime.cdmsf_min1, playtime.cdmsf_sec1, playtime.cdmsf_frame1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 #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
369 ioctl(cdrom->id, CDIOCSTART, 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
370 return (SDL_SYS_CDioctl(cdrom->id, CDIOCPLAYMSF, &playtime));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 /* Pause 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
374 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
375 SDL_SYS_CDPause(SDL_CD * cdrom)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 {
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
377 return (SDL_SYS_CDioctl(cdrom->id, CDIOCPAUSE, 0));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 /* Resume 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
381 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
382 SDL_SYS_CDResume(SDL_CD * cdrom)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 {
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
384 return (SDL_SYS_CDioctl(cdrom->id, CDIOCRESUME, 0));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 /* Stop 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
388 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
389 SDL_SYS_CDStop(SDL_CD * cdrom)
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390 {
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391 return (SDL_SYS_CDioctl(cdrom->id, CDIOCSTOP, 0));
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392 }
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393
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394 /* Eject the CD-ROM */
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395 static int
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396 SDL_SYS_CDEject(SDL_CD * cdrom)
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397 {
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398 return (SDL_SYS_CDioctl(cdrom->id, CDIOCEJECT, 0));
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399 }
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400
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401 /* Close the CD-ROM handle */
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402 static void
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403 SDL_SYS_CDClose(SDL_CD * cdrom)
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404 {
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405 close(cdrom->id);
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406 }
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407
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408 void
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409 SDL_SYS_CDQuit(void)
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410 {
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411 int i;
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412
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413 if (SDL_numcds > 0) {
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414 for (i = 0; i < SDL_numcds; ++i) {
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415 SDL_free(SDL_cdlist[i]);
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416 }
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417 SDL_numcds = 0;
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418 }
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419 }
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420
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421 #endif /* SDL_CDROM_FREEBSD */
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422 /* vi: set ts=4 sw=4 expandtab: */