Mercurial > sdl-ios-xcode

annotate src/cdrom/osf/SDL_syscdrom.c @ 1379:c0a74f199ecf

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Use only safe string functions
author Sam Lantinga <slouken@libsdl.org>
date Sun, 19 Feb 2006 23:46:34 +0000
parents 19418e4422cb
children d910939febfa
rev   line source
654
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1 /*
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2 Tru64 audio module for SDL (Simple DirectMedia Layer)
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3 Copyright (C) 2003
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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 Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 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 Library 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 Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19
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20 */
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21
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22
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23 /* Functions for system-level CD-ROM audio control */
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24
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25 /* #define DEBUG_CDROM 1 */
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26
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27 #include <sys/types.h>
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28 #include <dirent.h>
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29 #include <sys/stat.h>
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30 #include <fcntl.h>
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31 #include <io/cam/cdrom.h>
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32 #include <io/cam/rzdisk.h>
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33 #include <io/common/devgetinfo.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 /* The maximum number of CD-ROM drives we'll detect */
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39 #define MAX_DRIVES 16
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40
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41 /* A list of available CD-ROM drives */
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42 static char *SDL_cdlist[MAX_DRIVES];
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43 static dev_t SDL_cdmode[MAX_DRIVES];
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44
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45 /* The system-dependent CD control functions */
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46 static const char *SDL_SYS_CDName(int drive);
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47 static int SDL_SYS_CDOpen(int drive);
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48 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
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49 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
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50 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
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51 static int SDL_SYS_CDPause(SDL_CD *cdrom);
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52 static int SDL_SYS_CDResume(SDL_CD *cdrom);
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53 static int SDL_SYS_CDStop(SDL_CD *cdrom);
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54 static int SDL_SYS_CDEject(SDL_CD *cdrom);
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55 static void SDL_SYS_CDClose(SDL_CD *cdrom);
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56
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57 /* Check a drive to see if it is a CD-ROM */
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58 /* Caution!! Not tested. */
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59 static int CheckDrive(char *drive, struct stat *stbuf)
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60 {
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61 int cdfd, is_cd = 0;
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62 struct mode_sel_sns_params msp;
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63 struct inquiry_info inq;
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64
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65 #ifdef DEBUG_CDROM
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66 char *devtype[] = {"Disk", "Tape", "Printer", "Processor", "WORM",
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67 "CD-ROM", "Scanner", "Optical", "Changer", "Comm", "Unknown"};
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68 #endif
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69
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70 bzero(&msp, sizeof(msp));
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71 bzero(&inq, sizeof(inq));
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72
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73 /* If it doesn't exist, return -1 */
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74 if ( stat(drive, stbuf) < 0 ) {
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75 return(-1);
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76 }
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77
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78 if ( (cdfd = open(drive, (O_RDWR|O_NDELAY), 0)) >= 0 ) {
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79 msp.msp_addr = (caddr_t) &inq;
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80 msp.msp_pgcode = 0;
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81 msp.msp_pgctrl = 0;
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82 msp.msp_length = sizeof(inq);
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83 msp.msp_setps = 0;
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84
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85 if ( ioctl(cdfd, SCSI_GET_INQUIRY_DATA, &msp) )
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86 return (0);
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87
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88 #ifdef DEBUG_CDROM
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89 fprintf(stderr, "Device Type: %s\n", devtype[inq.perfdt]);
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90 fprintf(stderr, "Vendor: %.8s\n", inq.vndrid);
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91 fprintf(stderr, "Product: %.8s\n", inq.prodid);
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92 fprintf(stderr, "Revision: %.8s\n", inq.revlvl);
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93 #endif
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94 if ( inq.perfdt == DTYPE_RODIRECT )
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95 is_cd = 1;
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96 }
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97
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98 return(is_cd);
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99 }
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100
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101 /* Add a CD-ROM drive to our list of valid drives */
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102 static void AddDrive(char *drive, struct stat *stbuf)
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103 {
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104 int i;
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105
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106 if ( SDL_numcds < MAX_DRIVES ) {
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107 /* Check to make sure it's not already in our list.
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108 * This can happen when we see a drive via symbolic link.
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109 *
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110 */
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111 for ( i=0; i<SDL_numcds; ++i ) {
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112 if ( stbuf->st_rdev == SDL_cdmode[i] ) {
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113 #ifdef DEBUG_CDROM
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114 fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
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115 #endif
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116 return;
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117 }
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118 }
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119
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120 /* Add this drive to our list */
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121 i = SDL_numcds;
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122 SDL_cdlist[i] = SDL_strdup(drive);
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123 if ( SDL_cdlist[i] == NULL ) {
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124 SDL_OutOfMemory();
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125 return;
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126 }
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127 SDL_cdmode[i] = stbuf->st_rdev;
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128 ++SDL_numcds;
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129 #ifdef DEBUG_CDROM
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130 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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131 #endif
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132 }
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133 }
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134
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135 int SDL_SYS_CDInit(void)
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136 {
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137 /* checklist:
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138 *
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139 * Tru64 5.X (/dev/rdisk/cdrom?c)
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140 * dir: /dev/rdisk, name: cdrom
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141 *
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142 * Digital UNIX 4.0X (/dev/rrz?c)
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143 * dir: /dev, name: rrz
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144 *
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145 */
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146 struct {
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147 char *dir;
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148 char *name;
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149 } checklist[] = {
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150 {"/dev/rdisk", "cdrom"},
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151 {"/dev", "rrz"},
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152 {NULL, NULL}};
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153 char drive[32];
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154 char *SDLcdrom;
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155 int i, j, exists;
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156 struct stat stbuf;
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157
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158 /* Fill in our driver capabilities */
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159 SDL_CDcaps.Name = SDL_SYS_CDName;
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160 SDL_CDcaps.Open = SDL_SYS_CDOpen;
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161 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
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162 SDL_CDcaps.Status = SDL_SYS_CDStatus;
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163 SDL_CDcaps.Play = SDL_SYS_CDPlay;
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164 SDL_CDcaps.Pause = SDL_SYS_CDPause;
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165 SDL_CDcaps.Resume = SDL_SYS_CDResume;
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166 SDL_CDcaps.Stop = SDL_SYS_CDStop;
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167 SDL_CDcaps.Eject = SDL_SYS_CDEject;
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168 SDL_CDcaps.Close = SDL_SYS_CDClose;
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169
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170
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171 /* Look in the environment for our CD-ROM drive list */
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172 SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
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173 if ( SDLcdrom != NULL ) {
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174 char *cdpath, *delim;
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175 size_t len = SDL_strlen(SDLcdrom)+1;
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176 cdpath = SDL_stack_alloc(len);
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177 if ( cdpath != NULL ) {
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178 SDL_strlcpy(cdpath, SDLcdrom, len);
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179 SDLcdrom = cdpath;
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180 do {
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181 delim = SDL_strchr(SDLcdrom, ':');
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182 if ( delim ) {
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183 *delim++ = '\0';
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184 }
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185 if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
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186 AddDrive(SDLcdrom, &stbuf);
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187 }
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188 if ( delim ) {
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189 SDLcdrom = delim;
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190 } else {
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191 SDLcdrom = NULL;
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192 }
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193 } while ( SDLcdrom );
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194 SDL_stack_free(cdpath);
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195 }
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196
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197 /* If we found our drives, there's nothing left to do */
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198 if ( SDL_numcds > 0 ) {
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199 return(0);
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200 }
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201 }
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202 /* Scan the system for CD-ROM drives */
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203 for ( i = 0; checklist[i].dir; ++i) {
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204 DIR *devdir;
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205 struct dirent *devent;
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206 int name_len;
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207
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208 devdir = opendir(checklist[i].dir);
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209 if (devdir) {
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210 name_len = SDL_strlen(checklist[i].name);
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211 while (devent = readdir(devdir))
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212 if (SDL_memcmp(checklist[i].name, devent->d_name, name_len) == 0)
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213 if (devent->d_name[devent->d_namlen-1] == 'c') {
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214 SDL_snprintf(drive, SDL_arraysize(drive), "%s/%s", checklist[i].dir, devent->d_name);
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215 #ifdef DEBUG_CDROM
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216 fprintf(stderr, "Try to add drive: %s\n", drive);
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217 #endif
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218 if ( CheckDrive(drive, &stbuf) > 0 )
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219 AddDrive(drive, &stbuf);
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220 }
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221 closedir(devdir);
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222 } else {
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223 #ifdef DEBUG_CDROM
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224 fprintf(stderr, "cannot open dir: %s\n", checklist[i].dir);
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225 #endif
654
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226 }
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227 }
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228 return (0);
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229 }
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230
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231 static const char *SDL_SYS_CDName(int drive)
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232 {
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diff changeset
233 return(SDL_cdlist[drive]);
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234 }
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235
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236 static int SDL_SYS_CDOpen(int drive)
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237 {
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diff changeset
238 /* O_RDWR: To use ioctl(fd, SCSI_STOP_UNIT) */
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239 return(open(SDL_cdlist[drive], (O_RDWR|O_NDELAY), 0));
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240 }
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parents:
diff changeset
241
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diff changeset
242 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
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diff changeset
243 {
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diff changeset
244 struct cd_toc toc;
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diff changeset
245 struct cd_toc_header hdr;
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diff changeset
246 struct cd_toc_entry *cdte;
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diff changeset
247 int i;
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
248 int okay = 0;
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
249 if ( ioctl(cdrom->id, CDROM_TOC_HEADER, &hdr) ) {
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diff changeset
250 fprintf(stderr,"ioctl error CDROM_TOC_HEADER\n");
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parents:
diff changeset
251 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 cdrom->numtracks = hdr.th_ending_track - hdr.th_starting_track + 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 cdrom->numtracks = SDL_MAX_TRACKS;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 fprintf(stderr,"hdr.th_data_len1 = %d\n", hdr.th_data_len1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 fprintf(stderr,"hdr.th_data_len0 = %d\n", hdr.th_data_len0);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 fprintf(stderr,"hdr.th_starting_track = %d\n", hdr.th_starting_track);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 fprintf(stderr,"hdr.th_ending_track = %d\n", hdr.th_ending_track);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 fprintf(stderr,"cdrom->numtracks = %d\n", cdrom->numtracks);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 toc.toc_address_format = CDROM_LBA_FORMAT;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 toc.toc_starting_track = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 toc.toc_alloc_length = (hdr.th_data_len1 << 8) +
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 hdr.th_data_len0 + sizeof(hdr);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 if ( (toc.toc_buffer = alloca(toc.toc_alloc_length)) == NULL) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 fprintf(stderr,"cannot allocate toc.toc_buffer\n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 bzero (toc.toc_buffer, toc.toc_alloc_length);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 if (ioctl(cdrom->id, CDROM_TOC_ENTRYS, &toc)) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 fprintf(stderr,"ioctl error CDROM_TOC_ENTRYS\n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
279 cdte =(struct cd_toc_entry *) ((char *) toc.toc_buffer + sizeof(hdr));
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
280 for (i=0; i <= cdrom->numtracks; ++i) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
281 if (i == cdrom->numtracks ) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
282 cdrom->track[i].id = 0xAA;;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
283 } else {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
284 cdrom->track[i].id = hdr.th_starting_track + i;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
285 }
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
287 cdrom->track[i].type =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
288 cdte[i].te_control & CDROM_DATA_TRACK;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
289 cdrom->track[i].offset =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
290 cdte[i].te_absaddr.lba.addr3 << 24 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
291 cdte[i].te_absaddr.lba.addr2 << 16 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
292 cdte[i].te_absaddr.lba.addr1 << 8 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
293 cdte[i].te_absaddr.lba.addr0;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
294 cdrom->track[i].length = 0;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
295 if ( i > 0 ) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
296 cdrom->track[i - 1].length =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
297 cdrom->track[i].offset -
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
298 cdrom->track[i - 1].offset;
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 }
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
300 }
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302 for (i = 0; i <= cdrom->numtracks; i++) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 fprintf(stderr,"toc_entry[%d].te_track_number = %d\n",
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 i,cdte[i].te_track_number);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 fprintf(stderr,"cdrom->track[%d].id = %d\n", i,cdrom->track[i].id);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 fprintf(stderr,"cdrom->track[%d].type = %x\n", i,cdrom->track[i].type);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 fprintf(stderr,"cdrom->track[%d].offset = %d\n", i,cdrom->track[i].offset);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 fprintf(stderr,"cdrom->track[%d].length = %d\n", i,cdrom->track[i].length);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 if ( i == (cdrom->numtracks+1) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 okay = 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 return(okay ? 0 : -1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 /* Get CD-ROM status */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 CDstatus status;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 struct cd_sub_channel sc;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 struct cd_subc_channel_data scd;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 sc.sch_address_format = CDROM_LBA_FORMAT;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 sc.sch_data_format = CDROM_CURRENT_POSITION;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 sc.sch_track_number = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 sc.sch_alloc_length = sizeof(scd);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 sc.sch_buffer = (caddr_t)&scd;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 if ( ioctl(cdrom->id, CDROM_READ_SUBCHANNEL, &sc) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 fprintf(stderr,"ioctl error CDROM_READ_SUBCHANNEL \n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 switch (scd.scd_header.sh_audio_status) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 case AS_AUDIO_INVALID:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 case AS_PLAY_IN_PROGRESS:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 status = CD_PLAYING;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 case AS_PLAY_PAUSED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 status = CD_PAUSED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 case AS_PLAY_COMPLETED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 case AS_PLAY_ERROR:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 case AS_NO_STATUS:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 default:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 fprintf(stderr,"scd.scd_header.sh_audio_status = %x\n",
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 scd.scd_header.sh_audio_status);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 if (position) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 if (status == CD_PLAYING || (status == CD_PAUSED) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 *position =
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 scd.scd_position_data.scp_absaddr.lba.addr3 << 24 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 scd.scd_position_data.scp_absaddr.lba.addr2 << 16 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 scd.scd_position_data.scp_absaddr.lba.addr1 << 8 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 scd.scd_position_data.scp_absaddr.lba.addr0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 *position = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 return status;
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375 }
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376
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377 /* Start play */
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378 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
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379 {
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380 /*
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381 * Play MSF
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382 */
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383 struct cd_play_audio_msf msf;
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384 int end;
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385
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386 bzero(&msf, sizeof(msf));
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387 end = start +length;
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388 FRAMES_TO_MSF(start + 150, /* LBA = 4500*M + 75*S + F - 150 */
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389 &msf.msf_starting_M_unit,
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390 &msf.msf_starting_S_unit,
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391 &msf.msf_starting_F_unit);
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392 FRAMES_TO_MSF(end + 150, /* LBA = 4500*M + 75*S + F - 150 */
654
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393 &msf.msf_ending_M_unit,
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394 &msf.msf_ending_S_unit,
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395 &msf.msf_ending_F_unit);
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396
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397 return(ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
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398 }
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399
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400 /* Pause play */
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401 static int SDL_SYS_CDPause(SDL_CD *cdrom)
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402 {
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403 return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
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404 }
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405
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406 /* Resume play */
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407 static int SDL_SYS_CDResume(SDL_CD *cdrom)
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408 {
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409 return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
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410 }
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411
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412 /* Stop play */
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413 static int SDL_SYS_CDStop(SDL_CD *cdrom)
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414 {
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415 return(ioctl(cdrom->id, SCSI_STOP_UNIT));
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416 }
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417
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418 /* Eject the CD-ROM */
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419 static int SDL_SYS_CDEject(SDL_CD *cdrom)
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420 {
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421 return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
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422 }
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423
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424 /* Close the CD-ROM handle */
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425 static void SDL_SYS_CDClose(SDL_CD *cdrom)
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426 {
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427 close(cdrom->id);
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428 }
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429
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430 void SDL_SYS_CDQuit(void)
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431 {
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432 int i;
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433
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434 if ( SDL_numcds > 0 ) {
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435 for ( i=0; i<SDL_numcds; ++i ) {
1336
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436 SDL_free(SDL_cdlist[i]);
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437 }
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438 SDL_numcds = 0;
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439 }
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440 }
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441
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442