diff src/cdrom/osf/SDL_syscdrom.c @ 1895:c121d94672cb

SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents 92947e3a18db
children e27bdcc80744
line wrap: on
line diff
--- a/src/cdrom/osf/SDL_syscdrom.c	Thu Jul 06 18:01:37 2006 +0000
+++ b/src/cdrom/osf/SDL_syscdrom.c	Mon Jul 10 21:04:37 2006 +0000
@@ -46,95 +46,100 @@
 
 /* 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);
+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)
+/* 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"};
+    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 (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 ((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);
+        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);
+        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;
+        if (inq.perfdt == DTYPE_RODIRECT)
+            is_cd = 1;
     }
 
-    return(is_cd);
+    return (is_cd);
 }
 
 /* Add a CD-ROM drive to our list of valid drives */
-static void AddDrive(char *drive, struct stat *stbuf)
+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] ) {
+    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]);
+                fprintf(stderr, "Duplicate drive detected: %s == %s\n",
+                        drive, SDL_cdlist[i]);
 #endif
-	    return;
-	    }
-	}
+                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;
+        /* 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);
+        fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
 #endif
     }
 }
 
-int  SDL_SYS_CDInit(void)
+int
+SDL_SYS_CDInit(void)
 {
     /* checklist:
      *
@@ -145,239 +150,250 @@
      * dir: /dev, name: rrz
      *
      */
-    struct {
-	char *dir;
-	char *name;
+    struct
+    {
+        char *dir;
+        char *name;
     } checklist[] = {
-	{"/dev/rdisk", "cdrom"},
-	{"/dev", "rrz"},
-	{NULL, NULL}};
+        {
+        "/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.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.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;
+    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);
-	}
+    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);
-	}
+        /* 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;
+    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);
+        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);
+                        fprintf(stderr, "Try to add drive: %s\n", drive);
 #endif
-			if ( CheckDrive(drive, &stbuf) > 0 )
-			    AddDrive(drive, &stbuf);
-		    }
-	    closedir(devdir);
-	} else {
+                        if (CheckDrive(drive, &stbuf) > 0)
+                            AddDrive(drive, &stbuf);
+                    }
+            closedir(devdir);
+        } else {
 #ifdef DEBUG_CDROM
-	    fprintf(stderr, "cannot open dir: %s\n", checklist[i].dir);
+            fprintf(stderr, "cannot open dir: %s\n", checklist[i].dir);
 #endif
-	}
+        }
     }
     return (0);
 }
 
-static const char *SDL_SYS_CDName(int drive)
+static const char *
+SDL_SYS_CDName(int drive)
 {
-    return(SDL_cdlist[drive]);
+    return (SDL_cdlist[drive]);
 }
 
-static int SDL_SYS_CDOpen(int 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));
+    return (open(SDL_cdlist[drive], (O_RDWR | O_NDELAY), 0));
 }
 
-static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
+static int
+SDL_SYS_CDGetTOC(SDL_CD * cdrom)
 {
-    struct cd_toc                  toc;
-    struct cd_toc_header           hdr;
-    struct cd_toc_entry          *cdte;
+    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;
+    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;
+    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);
+    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;
+        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);
+    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;
+        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;
-	}
+    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;
-	}
+        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);
-  }
+    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;
+    if (i == (cdrom->numtracks + 1)) {
+        okay = 1;
     }
 
-    return(okay ? 0 : -1);
+    return (okay ? 0 : -1);
 }
 
 /* Get CD-ROM status */
-static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
+static CDstatus
+SDL_SYS_CDStatus(SDL_CD * cdrom, int *position)
 {
-    CDstatus                     status;
-    struct cd_sub_channel            sc;
-    struct cd_subc_channel_data     scd;
+    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");
+    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;
-	}
+        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);
+        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;
-	}
+        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)
+static int
+SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length)
 {
 /*
  * Play MSF
@@ -386,59 +402,64 @@
     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);
+    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));
+    return (ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
 }
 
 /* Pause play */
-static int SDL_SYS_CDPause(SDL_CD *cdrom)
+static int
+SDL_SYS_CDPause(SDL_CD * cdrom)
 {
-    return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
+    return (ioctl(cdrom->id, CDROM_PAUSE_PLAY));
 }
 
 /* Resume play */
-static int SDL_SYS_CDResume(SDL_CD *cdrom)
+static int
+SDL_SYS_CDResume(SDL_CD * cdrom)
 {
-    return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
+    return (ioctl(cdrom->id, CDROM_RESUME_PLAY));
 }
 
 /* Stop play */
-static int SDL_SYS_CDStop(SDL_CD *cdrom)
+static int
+SDL_SYS_CDStop(SDL_CD * cdrom)
 {
-    return(ioctl(cdrom->id, SCSI_STOP_UNIT));
+    return (ioctl(cdrom->id, SCSI_STOP_UNIT));
 }
 
 /* Eject the CD-ROM */
-static int SDL_SYS_CDEject(SDL_CD *cdrom)
+static int
+SDL_SYS_CDEject(SDL_CD * cdrom)
 {
-    return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
+    return (ioctl(cdrom->id, CDROM_EJECT_CADDY));
 }
 
 /* Close the CD-ROM handle */
-static void SDL_SYS_CDClose(SDL_CD *cdrom)
+static void
+SDL_SYS_CDClose(SDL_CD * cdrom)
 {
     close(cdrom->id);
 }
 
-void SDL_SYS_CDQuit(void)
+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;
+    if (SDL_numcds > 0) {
+        for (i = 0; i < SDL_numcds; ++i) {
+            SDL_free(SDL_cdlist[i]);
+        }
+        SDL_numcds = 0;
     }
 }
 
 #endif /* SDL_CDROM_OSF */
+/* vi: set ts=4 sw=4 expandtab: */