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Diffstat (limited to 'distrib/sdl-1.2.12/src/cdrom/osf/SDL_syscdrom.c')
-rw-r--r--distrib/sdl-1.2.12/src/cdrom/osf/SDL_syscdrom.c444
1 files changed, 0 insertions, 444 deletions
diff --git a/distrib/sdl-1.2.12/src/cdrom/osf/SDL_syscdrom.c b/distrib/sdl-1.2.12/src/cdrom/osf/SDL_syscdrom.c
deleted file mode 100644
index 8478a7b..0000000
--- a/distrib/sdl-1.2.12/src/cdrom/osf/SDL_syscdrom.c
+++ /dev/null
@@ -1,444 +0,0 @@
-/*
- Tru64 audio module for SDL (Simple DirectMedia Layer)
- Copyright (C) 2003
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-
-*/
-#include "SDL_config.h"
-
-#ifdef SDL_CDROM_OSF
-
-/* Functions for system-level CD-ROM audio control */
-
-/* #define DEBUG_CDROM 1 */
-
-#include <sys/types.h>
-#include <dirent.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <io/cam/cdrom.h>
-#include <io/cam/rzdisk.h>
-#include <io/common/devgetinfo.h>
-
-#include "SDL_cdrom.h"
-#include "../SDL_syscdrom.h"
-
-/* The maximum number of CD-ROM drives we'll detect */
-#define MAX_DRIVES 16
-
-/* A list of available CD-ROM drives */
-static char *SDL_cdlist[MAX_DRIVES];
-static dev_t SDL_cdmode[MAX_DRIVES];
-
-/* The system-dependent CD control functions */
-static const char *SDL_SYS_CDName(int drive);
-static int SDL_SYS_CDOpen(int drive);
-static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
-static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
-static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
-static int SDL_SYS_CDPause(SDL_CD *cdrom);
-static int SDL_SYS_CDResume(SDL_CD *cdrom);
-static int SDL_SYS_CDStop(SDL_CD *cdrom);
-static int SDL_SYS_CDEject(SDL_CD *cdrom);
-static void SDL_SYS_CDClose(SDL_CD *cdrom);
-
-/* Check a drive to see if it is a CD-ROM */
-/* Caution!! Not tested. */
-static int CheckDrive(char *drive, struct stat *stbuf)
-{
- int cdfd, is_cd = 0;
- struct mode_sel_sns_params msp;
- struct inquiry_info inq;
-
-#ifdef DEBUG_CDROM
- char *devtype[] = {"Disk", "Tape", "Printer", "Processor", "WORM",
- "CD-ROM", "Scanner", "Optical", "Changer", "Comm", "Unknown"};
-#endif
-
- bzero(&msp, sizeof(msp));
- bzero(&inq, sizeof(inq));
-
- /* If it doesn't exist, return -1 */
- if ( stat(drive, stbuf) < 0 ) {
- return(-1);
- }
-
- if ( (cdfd = open(drive, (O_RDWR|O_NDELAY), 0)) >= 0 ) {
- msp.msp_addr = (caddr_t) &inq;
- msp.msp_pgcode = 0;
- msp.msp_pgctrl = 0;
- msp.msp_length = sizeof(inq);
- msp.msp_setps = 0;
-
- if ( ioctl(cdfd, SCSI_GET_INQUIRY_DATA, &msp) )
- return (0);
-
-#ifdef DEBUG_CDROM
- fprintf(stderr, "Device Type: %s\n", devtype[inq.perfdt]);
- fprintf(stderr, "Vendor: %.8s\n", inq.vndrid);
- fprintf(stderr, "Product: %.8s\n", inq.prodid);
- fprintf(stderr, "Revision: %.8s\n", inq.revlvl);
-#endif
- if ( inq.perfdt == DTYPE_RODIRECT )
- is_cd = 1;
- }
-
- return(is_cd);
-}
-
-/* Add a CD-ROM drive to our list of valid drives */
-static void AddDrive(char *drive, struct stat *stbuf)
-{
- int i;
-
- if ( SDL_numcds < MAX_DRIVES ) {
- /* Check to make sure it's not already in our list.
- * This can happen when we see a drive via symbolic link.
- *
- */
- for ( i=0; i<SDL_numcds; ++i ) {
- if ( stbuf->st_rdev == SDL_cdmode[i] ) {
-#ifdef DEBUG_CDROM
- fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
-#endif
- return;
- }
- }
-
- /* Add this drive to our list */
- i = SDL_numcds;
- SDL_cdlist[i] = SDL_strdup(drive);
- if ( SDL_cdlist[i] == NULL ) {
- SDL_OutOfMemory();
- return;
- }
- SDL_cdmode[i] = stbuf->st_rdev;
- ++SDL_numcds;
-#ifdef DEBUG_CDROM
- fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
-#endif
- }
-}
-
-int SDL_SYS_CDInit(void)
-{
- /* checklist:
- *
- * Tru64 5.X (/dev/rdisk/cdrom?c)
- * dir: /dev/rdisk, name: cdrom
- *
- * Digital UNIX 4.0X (/dev/rrz?c)
- * dir: /dev, name: rrz
- *
- */
- struct {
- char *dir;
- char *name;
- } checklist[] = {
- {"/dev/rdisk", "cdrom"},
- {"/dev", "rrz"},
- {NULL, NULL}};
- char drive[32];
- char *SDLcdrom;
- int i, j, exists;
- struct stat stbuf;
-
- /* Fill in our driver capabilities */
- SDL_CDcaps.Name = SDL_SYS_CDName;
- SDL_CDcaps.Open = SDL_SYS_CDOpen;
- SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
- SDL_CDcaps.Status = SDL_SYS_CDStatus;
- SDL_CDcaps.Play = SDL_SYS_CDPlay;
- SDL_CDcaps.Pause = SDL_SYS_CDPause;
- SDL_CDcaps.Resume = SDL_SYS_CDResume;
- SDL_CDcaps.Stop = SDL_SYS_CDStop;
- SDL_CDcaps.Eject = SDL_SYS_CDEject;
- SDL_CDcaps.Close = SDL_SYS_CDClose;
-
-
- /* Look in the environment for our CD-ROM drive list */
- SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
- if ( SDLcdrom != NULL ) {
- char *cdpath, *delim;
- size_t len = SDL_strlen(SDLcdrom)+1;
- cdpath = SDL_stack_alloc(char, len);
- if ( cdpath != NULL ) {
- SDL_strlcpy(cdpath, SDLcdrom, len);
- SDLcdrom = cdpath;
- do {
- delim = SDL_strchr(SDLcdrom, ':');
- if ( delim ) {
- *delim++ = '\0';
- }
- if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
- AddDrive(SDLcdrom, &stbuf);
- }
- if ( delim ) {
- SDLcdrom = delim;
- } else {
- SDLcdrom = NULL;
- }
- } while ( SDLcdrom );
- SDL_stack_free(cdpath);
- }
-
- /* If we found our drives, there's nothing left to do */
- if ( SDL_numcds > 0 ) {
- return(0);
- }
- }
- /* Scan the system for CD-ROM drives */
- for ( i = 0; checklist[i].dir; ++i) {
- DIR *devdir;
- struct dirent *devent;
- int name_len;
-
- devdir = opendir(checklist[i].dir);
- if (devdir) {
- name_len = SDL_strlen(checklist[i].name);
- while (devent = readdir(devdir))
- if (SDL_memcmp(checklist[i].name, devent->d_name, name_len) == 0)
- if (devent->d_name[devent->d_namlen-1] == 'c') {
- SDL_snprintf(drive, SDL_arraysize(drive), "%s/%s", checklist[i].dir, devent->d_name);
-#ifdef DEBUG_CDROM
- fprintf(stderr, "Try to add drive: %s\n", drive);
-#endif
- if ( CheckDrive(drive, &stbuf) > 0 )
- AddDrive(drive, &stbuf);
- }
- closedir(devdir);
- } else {
-#ifdef DEBUG_CDROM
- fprintf(stderr, "cannot open dir: %s\n", checklist[i].dir);
-#endif
- }
- }
- return (0);
-}
-
-static const char *SDL_SYS_CDName(int drive)
-{
- return(SDL_cdlist[drive]);
-}
-
-static int SDL_SYS_CDOpen(int drive)
-{
- /* O_RDWR: To use ioctl(fd, SCSI_STOP_UNIT) */
- return(open(SDL_cdlist[drive], (O_RDWR|O_NDELAY), 0));
-}
-
-static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
-{
- struct cd_toc toc;
- struct cd_toc_header hdr;
- struct cd_toc_entry *cdte;
- int i;
- int okay = 0;
- if ( ioctl(cdrom->id, CDROM_TOC_HEADER, &hdr) ) {
- fprintf(stderr,"ioctl error CDROM_TOC_HEADER\n");
- return -1;
- }
- cdrom->numtracks = hdr.th_ending_track - hdr.th_starting_track + 1;
- if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
- cdrom->numtracks = SDL_MAX_TRACKS;
- }
-#ifdef DEBUG_CDROM
- fprintf(stderr,"hdr.th_data_len1 = %d\n", hdr.th_data_len1);
- fprintf(stderr,"hdr.th_data_len0 = %d\n", hdr.th_data_len0);
- fprintf(stderr,"hdr.th_starting_track = %d\n", hdr.th_starting_track);
- fprintf(stderr,"hdr.th_ending_track = %d\n", hdr.th_ending_track);
- fprintf(stderr,"cdrom->numtracks = %d\n", cdrom->numtracks);
-#endif
- toc.toc_address_format = CDROM_LBA_FORMAT;
- toc.toc_starting_track = 0;
- toc.toc_alloc_length = (hdr.th_data_len1 << 8) +
- hdr.th_data_len0 + sizeof(hdr);
- if ( (toc.toc_buffer = alloca(toc.toc_alloc_length)) == NULL) {
- fprintf(stderr,"cannot allocate toc.toc_buffer\n");
- return -1;
- }
-
- bzero (toc.toc_buffer, toc.toc_alloc_length);
- if (ioctl(cdrom->id, CDROM_TOC_ENTRYS, &toc)) {
- fprintf(stderr,"ioctl error CDROM_TOC_ENTRYS\n");
- return -1;
- }
-
- cdte =(struct cd_toc_entry *) ((char *) toc.toc_buffer + sizeof(hdr));
- for (i=0; i <= cdrom->numtracks; ++i) {
- if (i == cdrom->numtracks ) {
- cdrom->track[i].id = 0xAA;;
- } else {
- cdrom->track[i].id = hdr.th_starting_track + i;
- }
-
- cdrom->track[i].type =
- cdte[i].te_control & CDROM_DATA_TRACK;
- cdrom->track[i].offset =
- cdte[i].te_absaddr.lba.addr3 << 24 |
- cdte[i].te_absaddr.lba.addr2 << 16 |
- cdte[i].te_absaddr.lba.addr1 << 8 |
- cdte[i].te_absaddr.lba.addr0;
- cdrom->track[i].length = 0;
- if ( i > 0 ) {
- cdrom->track[i - 1].length =
- cdrom->track[i].offset -
- cdrom->track[i - 1].offset;
- }
- }
-#ifdef DEBUG_CDROM
- for (i = 0; i <= cdrom->numtracks; i++) {
- fprintf(stderr,"toc_entry[%d].te_track_number = %d\n",
- i,cdte[i].te_track_number);
- fprintf(stderr,"cdrom->track[%d].id = %d\n", i,cdrom->track[i].id);
- fprintf(stderr,"cdrom->track[%d].type = %x\n", i,cdrom->track[i].type);
- fprintf(stderr,"cdrom->track[%d].offset = %d\n", i,cdrom->track[i].offset);
- fprintf(stderr,"cdrom->track[%d].length = %d\n", i,cdrom->track[i].length);
- }
-#endif
- if ( i == (cdrom->numtracks+1) ) {
- okay = 1;
- }
-
- return(okay ? 0 : -1);
-}
-
-/* Get CD-ROM status */
-static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
-{
- CDstatus status;
- struct cd_sub_channel sc;
- struct cd_subc_channel_data scd;
-
- sc.sch_address_format = CDROM_LBA_FORMAT;
- sc.sch_data_format = CDROM_CURRENT_POSITION;
- sc.sch_track_number = 0;
- sc.sch_alloc_length = sizeof(scd);
- sc.sch_buffer = (caddr_t)&scd;
- if ( ioctl(cdrom->id, CDROM_READ_SUBCHANNEL, &sc) ) {
- status = CD_ERROR;
- fprintf(stderr,"ioctl error CDROM_READ_SUBCHANNEL \n");
- } else {
- switch (scd.scd_header.sh_audio_status) {
- case AS_AUDIO_INVALID:
- status = CD_STOPPED;
- break;
- case AS_PLAY_IN_PROGRESS:
- status = CD_PLAYING;
- break;
- case AS_PLAY_PAUSED:
- status = CD_PAUSED;
- break;
- case AS_PLAY_COMPLETED:
- status = CD_STOPPED;
- break;
- case AS_PLAY_ERROR:
- status = CD_ERROR;
- break;
- case AS_NO_STATUS:
- status = CD_STOPPED;
- break;
- default:
- status = CD_ERROR;
- break;
- }
-#ifdef DEBUG_CDROM
- fprintf(stderr,"scd.scd_header.sh_audio_status = %x\n",
- scd.scd_header.sh_audio_status);
-#endif
- }
- if (position) {
- if (status == CD_PLAYING || (status == CD_PAUSED) ) {
- *position =
- scd.scd_position_data.scp_absaddr.lba.addr3 << 24 |
- scd.scd_position_data.scp_absaddr.lba.addr2 << 16 |
- scd.scd_position_data.scp_absaddr.lba.addr1 << 8 |
- scd.scd_position_data.scp_absaddr.lba.addr0;
- } else {
- *position = 0;
- }
- }
-
- return status;
-}
-
-/* Start play */
-static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
-{
-/*
- * Play MSF
- */
- struct cd_play_audio_msf msf;
- int end;
-
- bzero(&msf, sizeof(msf));
- end = start +length;
- FRAMES_TO_MSF(start + 150, /* LBA = 4500*M + 75*S + F - 150 */
- &msf.msf_starting_M_unit,
- &msf.msf_starting_S_unit,
- &msf.msf_starting_F_unit);
- FRAMES_TO_MSF(end + 150, /* LBA = 4500*M + 75*S + F - 150 */
- &msf.msf_ending_M_unit,
- &msf.msf_ending_S_unit,
- &msf.msf_ending_F_unit);
-
- return(ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
-}
-
-/* Pause play */
-static int SDL_SYS_CDPause(SDL_CD *cdrom)
-{
- return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
-}
-
-/* Resume play */
-static int SDL_SYS_CDResume(SDL_CD *cdrom)
-{
- return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
-}
-
-/* Stop play */
-static int SDL_SYS_CDStop(SDL_CD *cdrom)
-{
- return(ioctl(cdrom->id, SCSI_STOP_UNIT));
-}
-
-/* Eject the CD-ROM */
-static int SDL_SYS_CDEject(SDL_CD *cdrom)
-{
- return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
-}
-
-/* Close the CD-ROM handle */
-static void SDL_SYS_CDClose(SDL_CD *cdrom)
-{
- close(cdrom->id);
-}
-
-void SDL_SYS_CDQuit(void)
-{
- int i;
-
- if ( SDL_numcds > 0 ) {
- for ( i=0; i<SDL_numcds; ++i ) {
- SDL_free(SDL_cdlist[i]);
- }
- SDL_numcds = 0;
- }
-}
-
-#endif /* SDL_CDROM_OSF */
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