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annotate src/cdrom/bsdi/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
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /*
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24 * Functions for system-level CD-ROM audio control for BSD/OS 4.x
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25 * This started life out as a copy of the freebsd/SDL_cdrom.c file but was
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26 * heavily modified. Works for standard (MMC) SCSI and ATAPI CDrom drives.
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27 *
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28 * Steven Schultz - sms@to.gd-es.com
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29 */
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30
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31 #include <sys/types.h>
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32 #include <sys/stat.h>
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33 #include <fcntl.h>
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34 #include <err.h>
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35 #include <unistd.h>
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36 #include <sys/ioctl.h>
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37 #include </sys/dev/scsi/scsi.h>
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38 #include </sys/dev/scsi/scsi_ioctl.h>
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39
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40 #include "SDL_cdrom.h"
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41 #include "../SDL_syscdrom.h"
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42
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43 /*
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44 * The msf_to_frame and frame_to_msf were yanked from libcdrom and inlined
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45 * here so that -lcdrom doesn't have to be dragged in for something so simple.
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46 */
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47
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48 #define FRAMES_PER_SECOND 75
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49 #define FRAMES_PER_MINUTE (FRAMES_PER_SECOND * 60)
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50
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51 int
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52 msf_to_frame(int minute, int second, int frame)
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53 {
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54 return(minute * FRAMES_PER_MINUTE + second * FRAMES_PER_SECOND + frame);
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55 }
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56
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57 void
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58 frame_to_msf(int frame, int *minp, int *secp, int *framep)
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59 {
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60 *minp = frame / FRAMES_PER_MINUTE;
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61 *secp = (frame % FRAMES_PER_MINUTE) / FRAMES_PER_SECOND;
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62 *framep = frame % FRAMES_PER_SECOND;
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63 }
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64
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65 /* The maximum number of CD-ROM drives we'll detect */
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66 #define MAX_DRIVES 16
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67
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68 /* A list of available CD-ROM drives */
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69 static char *SDL_cdlist[MAX_DRIVES];
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70 static dev_t SDL_cdmode[MAX_DRIVES];
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71
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72 /* The system-dependent CD control functions */
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73 static const char *SDL_SYS_CDName(int drive);
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74 static int SDL_SYS_CDOpen(int drive);
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75 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
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76 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
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77 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
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78 static int SDL_SYS_CDPause(SDL_CD *cdrom);
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79 static int SDL_SYS_CDResume(SDL_CD *cdrom);
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80 static int SDL_SYS_CDStop(SDL_CD *cdrom);
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81 static int SDL_SYS_CDEject(SDL_CD *cdrom);
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82 static void SDL_SYS_CDClose(SDL_CD *cdrom);
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83
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84 typedef struct scsi_cdb cdb_t;
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85
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86 static int scsi_cmd(int fd,
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87 struct scsi_cdb *cdb,
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88 int cdblen,
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89 int rw,
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90 caddr_t data,
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91 int datalen,
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92 struct scsi_user_cdb *sus)
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93 {
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94 int scsistatus;
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95 unsigned char *cp;
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96 struct scsi_user_cdb suc;
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97
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98 /* safety checks */
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99 if (!cdb) return(-1);
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100 if (rw != SUC_READ && rw != SUC_WRITE) return(-1);
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101
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102 suc.suc_flags = rw;
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103 suc.suc_cdblen = cdblen;
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104 bcopy(cdb, suc.suc_cdb, cdblen);
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105 suc.suc_datalen = datalen;
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106 suc.suc_data = data;
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107 suc.suc_timeout = 10; /* 10 secs max for TUR or SENSE */
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108 if (ioctl(fd, SCSIRAWCDB, &suc) == -1)
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109 return(-11);
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110 scsistatus = suc.suc_sus.sus_status;
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111 cp = suc.suc_sus.sus_sense;
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112
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113 /*
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114 * If a place to copy the sense data back to has been provided then the
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115 * caller is responsible for checking the errors and printing any information
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116 * out if the status was not successful.
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117 */
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118 if (scsistatus != 0 && !sus)
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119 {
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120 fprintf(stderr,"scsistatus = %x cmd = %x\n",
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121 scsistatus, cdb[0]);
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122 fprintf(stderr, "sense %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x\n",
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123 cp[0], cp[1], cp[2], cp[3], cp[4], cp[5],
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124 cp[6], cp[7], cp[8], cp[9], cp[10], cp[11],
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125 cp[12], cp[13], cp[14], cp[15]);
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126 return(1);
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127 }
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128 if (sus)
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129 bcopy(&suc, sus, sizeof (struct scsi_user_cdb));
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130 if (scsistatus)
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131 return(1); /* Return non-zero for unsuccessful status */
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132 return(0);
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133 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 /* request vendor brand and model */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 unsigned char *Inquiry(int fd)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 static struct scsi_cdb6 cdb =
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 0x12,
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 0, 0, 0,
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 56,
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 0
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 };
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 static unsigned char Inqbuffer[56];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 if (scsi_cmd(fd, (cdb_t *)&cdb, 6, SUC_READ, Inqbuffer,
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 sizeof(Inqbuffer), 0))
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 return("\377");
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 return(Inqbuffer);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 #define ADD_SENSECODE 12
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 #define ADD_SC_QUALIFIER 13
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 int TestForMedium(int fd)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 int sts, asc, ascq;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 static struct scsi_cdb6 cdb =
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 CMD_TEST_UNIT_READY, /* command */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 0, /* reserved */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 0, /* reserved */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 0, /* reserved */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 0, /* reserved */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 0 /* reserved */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 };
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 again: sts = scsi_cmd(fd, (cdb_t *)&cdb, 6, SUC_READ, 0, 0, &sus);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 asc = sus.suc_sus.sus_sense[ADD_SENSECODE];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 ascq = sus.suc_sus.sus_sense[ADD_SC_QUALIFIER];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 if (asc == 0x3a && ascq == 0x0) /* no medium */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 return(0);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 if (asc == 0x28 && ascq == 0x0) /* medium changed */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 goto again;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 if (asc == 0x4 && ascq == 0x1 ) /* coming ready */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 sleep(2);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 goto again;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 return(1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 /* Check a drive to see if it is a CD-ROM */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 static int CheckDrive(char *drive, struct stat *stbuf)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 int is_cd = 0, cdfd;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 char *p;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 /* If it doesn't exist, return -1 */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 if ( stat(drive, stbuf) < 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 return(-1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 /* If it does exist, verify that it's an available CD-ROM */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 cdfd = open(drive, (O_RDONLY|O_EXCL|O_NONBLOCK), 0);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 if ( cdfd >= 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 p = Inquiry(cdfd);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 if (*p == TYPE_ROM)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 is_cd = 1;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 close(cdfd);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 return(is_cd);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 /* Add a CD-ROM drive to our list of valid drives */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 static void AddDrive(char *drive, struct stat *stbuf)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 int i;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 if ( SDL_numcds < MAX_DRIVES ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 /* Check to make sure it's not already in our list.
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 This can happen when we see a drive via symbolic link.
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 for ( i=0; i<SDL_numcds; ++i ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 if ( stbuf->st_rdev == SDL_cdmode[i] ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 #ifdef DEBUG_CDROM
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 #endif
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 return;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 /* Add this drive to our list */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 i = SDL_numcds;
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
227 SDL_cdlist[i] = SDL_strdup(drive);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 if ( SDL_cdlist[i] == NULL ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 SDL_OutOfMemory();
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 return;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 SDL_cdmode[i] = stbuf->st_rdev;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 ++SDL_numcds;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 #ifdef DEBUG_CDROM
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 #endif
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 int SDL_SYS_CDInit(void)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 /* checklist: /dev/rsr?c */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 static char *checklist[] = {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 "?0 rsr?", NULL
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 };
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 char *SDLcdrom;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 int i, j, exists;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 char drive[32];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 struct stat stbuf;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 /* Fill in our driver capabilities */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 SDL_CDcaps.Name = SDL_SYS_CDName;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 SDL_CDcaps.Open = SDL_SYS_CDOpen;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 SDL_CDcaps.Status = SDL_SYS_CDStatus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 SDL_CDcaps.Play = SDL_SYS_CDPlay;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 SDL_CDcaps.Pause = SDL_SYS_CDPause;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 SDL_CDcaps.Resume = SDL_SYS_CDResume;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 SDL_CDcaps.Stop = SDL_SYS_CDStop;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 SDL_CDcaps.Eject = SDL_SYS_CDEject;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 SDL_CDcaps.Close = SDL_SYS_CDClose;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 /* Look in the environment for our CD-ROM drive list */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
264 SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 if ( SDLcdrom != NULL ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 char *cdpath, *delim;
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
267 size_t len = SDL_strlen(SDLcdrom)+1;
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
268 cdpath = SDL_stack_alloc(char, len);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 if ( cdpath != NULL ) {
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
270 SDL_strlcpy(cdpath, SDLcdrom, len);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 SDLcdrom = cdpath;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 do {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
273 delim = SDL_strchr(SDLcdrom, ':');
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 if ( delim ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 *delim++ = '\0';
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 AddDrive(SDLcdrom, &stbuf);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 if ( delim ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 SDLcdrom = delim;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 } else {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 SDLcdrom = NULL;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 } while ( SDLcdrom );
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
286 SDL_stack_free(cdpath);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 /* If we found our drives, there's nothing left to do */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 if ( SDL_numcds > 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 return(0);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 /* Scan the system for CD-ROM drives */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 for ( i=0; checklist[i]; ++i ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 if ( checklist[i][0] == '?' ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 char *insert;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 exists = 1;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 for ( j=checklist[i][1]; exists; ++j ) {
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
301 SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%sc", &checklist[i][3]);
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
302 insert = SDL_strchr(drive, '?');
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 if ( insert != NULL ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 *insert = j;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 switch (CheckDrive(drive, &stbuf)) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 /* Drive exists and is a CD-ROM */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 case 1:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 AddDrive(drive, &stbuf);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 /* Drive exists, but isn't a CD-ROM */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 case 0:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 /* Drive doesn't exist */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 case -1:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 exists = 0;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 } else {
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
321 SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s", checklist[i]);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 if ( CheckDrive(drive, &stbuf) > 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 AddDrive(drive, &stbuf);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 return(0);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 static const char *SDL_SYS_CDName(int drive)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 return(SDL_cdlist[drive]);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 static int SDL_SYS_CDOpen(int drive)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 return(open(SDL_cdlist[drive], O_RDONLY | O_NONBLOCK | O_EXCL, 0));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 u_char cdb[10], buf[4], *p, *toc;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 int i, sts, first_track, last_track, ntracks, toc_size;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 cdb[0] = 0x43; /* Read TOC */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 cdb[1] = 0x2; /* MSF */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 cdb[8] = 4; /* size TOC header */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 sts = scsi_cmd(cdrom->id, (cdb_t *)cdb, 10, SUC_READ, buf, 4, &sus);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 if (sts < 0)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 return(-1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 first_track = buf[2];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 last_track = buf[3];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 ntracks = last_track - first_track + 1;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 cdrom->numtracks = ntracks;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 toc_size = 4 + (ntracks + 1) * 8;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
358 toc = (u_char *)SDL_malloc(toc_size);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 if (toc == NULL)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 return(-1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 cdb[0] = 0x43;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 cdb[1] = 0x2;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 cdb[6] = first_track;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 cdb[7] = toc_size >> 8;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 cdb[8] = toc_size & 0xff;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 sts = scsi_cmd(cdrom->id, (cdb_t *)cdb, 10, SUC_READ, toc, toc_size,
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 &sus);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 if (sts < 0)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
371 SDL_free(toc);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 return(-1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 for (i = 0, p = toc+4; i <= ntracks; i++, p+= 8)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 if (i == ntracks)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 cdrom->track[i].id = 0xAA; /* Leadout */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 else
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 cdrom->track[i].id = first_track + i;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 if (p[1] & 0x20)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 cdrom->track[i].type = SDL_DATA_TRACK;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 else
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 cdrom->track[i].type = SDL_AUDIO_TRACK;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 cdrom->track[i].offset = msf_to_frame(p[5], p[6], p[7]);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 cdrom->track[i].length = 0;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387 if (i > 0)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 cdrom->track[i-1].length = cdrom->track[i].offset -
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389 cdrom->track[i-1].offset;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
391 SDL_free(toc);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 return(0);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 /* Get CD-ROM status */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 CDstatus status;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 u_char cdb[10], buf[16];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 int sts;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 cdb[0] = 0x42; /* read subq */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 cdb[1] = 0x2; /* MSF */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 cdb[2] = 0x40; /* q channel */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 cdb[3] = 1; /* current pos */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 cdb[7] = sizeof (buf) >> 8;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 cdb[8] = sizeof (buf) & 0xff;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 sts = scsi_cmd(cdrom->id, (cdb_t *)cdb, 10, SUC_READ, buf, sizeof (buf),
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411 &sus);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 if (sts < 0)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 return(-1);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 if (sts)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 if (TestForMedium(cdrom->id) == 0)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 status = CD_TRAYEMPTY;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 else
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 status = CD_ERROR;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 else
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 switch (buf[1])
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 case 0x11:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 status = CD_PLAYING;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 case 0x12:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 status = CD_PAUSED;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431 case 0x13:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 case 0x14:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 case 0x15:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 status = CD_STOPPED;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 default:
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 status = CD_ERROR;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 break;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 if (position)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 if ( status == CD_PLAYING || (status == CD_PAUSED) )
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 *position = msf_to_frame(buf[9], buf[10], buf[11]);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 else
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 *position = 0;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 return(status);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 /* Start play */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454 u_char cdb[10];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 int sts, minute, second, frame, eminute, esecond, eframe;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 bzero(cdb, sizeof(cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 cdb[0] = 0x47; /* Play */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 frame_to_msf(start, &minute, &second, &frame);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 frame_to_msf(start + length, &eminute, &esecond, &eframe);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 cdb[3] = minute;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 cdb[4] = second;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 cdb[5] = frame;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465 cdb[6] = eminute;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 cdb[7] = esecond;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 cdb[8] = eframe;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 sts = scsi_cmd(cdrom->id, (cdb_t *)cdb, 10, SUC_READ, 0, 0, &sus);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 return(sts);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 static int
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 pauseresume(SDL_CD *cdrom, int flag)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 u_char cdb[10];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 cdb[0] = 0x4b;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 cdb[8] = flag & 0x1;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 return(scsi_cmd(cdrom->id, (cdb_t *)cdb, 10, SUC_READ, 0, 0, &sus));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 /* Pause play */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 static int SDL_SYS_CDPause(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 return(pauseresume(cdrom, 0));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 /* Resume play */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 static int SDL_SYS_CDResume(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 return(pauseresume(cdrom, 1));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 /* Stop play */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 static int SDL_SYS_CDStop(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 u_char cdb[6];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 cdb[0] = 0x1b; /* stop */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504 cdb[1] = 1; /* immediate */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 return(scsi_cmd(cdrom->id, (cdb_t *)cdb, 6, SUC_READ, 0, 0, &sus));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 /* Eject the CD-ROM */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509 static int SDL_SYS_CDEject(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
511 u_char cdb[6];
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 struct scsi_user_cdb sus;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
513
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514 bzero(cdb, sizeof (cdb));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
515 cdb[0] = 0x1b; /* stop */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
516 cdb[1] = 1; /* immediate */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
517 cdb[4] = 2; /* eject */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
518 return(scsi_cmd(cdrom->id, (cdb_t *)cdb, 6, SUC_READ, 0, 0, &sus));
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 /* Close the CD-ROM handle */
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 static void SDL_SYS_CDClose(SDL_CD *cdrom)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 close(cdrom->id);
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 void SDL_SYS_CDQuit(void)
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 int i;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 if ( SDL_numcds > 0 ) {
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532 for ( i=0; i<SDL_numcds; ++i ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
533 SDL_free(SDL_cdlist[i]);
178
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 }
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 SDL_numcds = 0;
1fc1a101bf23 Added CD-ROM support for BSD/OS (thanks Steven!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537 }