src/cdrom/linux/SDL_syscdrom.c
changeset 1895 c121d94672cb
parent 1635 92947e3a18db
child 2018 41a5fc1825b9
--- a/src/cdrom/linux/SDL_syscdrom.c	Thu Jul 06 18:01:37 2006 +0000
+++ b/src/cdrom/linux/SDL_syscdrom.c	Mon Jul 10 21:04:37 2006 +0000
@@ -25,7 +25,7 @@
 
 /* Functions for system-level CD-ROM audio control */
 
-#include <string.h>	/* For strerror() */
+#include <string.h>             /* For strerror() */
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/ioctl.h>
@@ -89,7 +89,7 @@
 
 
 /* The maximum number of CD-ROM drives we'll detect */
-#define MAX_DRIVES	16	
+#define MAX_DRIVES	16
 
 /* A list of available CD-ROM drives */
 static char *SDL_cdlist[MAX_DRIVES];
@@ -98,14 +98,14 @@
 /* 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_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);
 
 /* Some ioctl() errno values which occur when the tray is empty */
 #ifndef ENOMEDIUM
@@ -116,449 +116,471 @@
 	 (errno == EINVAL) || (errno == ENOMEDIUM))
 
 /* Check a drive to see if it is a CD-ROM */
-static int CheckDrive(char *drive, char *mnttype, struct stat *stbuf)
+static int
+CheckDrive(char *drive, char *mnttype, struct stat *stbuf)
 {
-	int is_cd, cdfd;
-	struct cdrom_subchnl info;
+    int is_cd, cdfd;
+    struct cdrom_subchnl info;
 
-	/* If it doesn't exist, return -1 */
-	if ( stat(drive, stbuf) < 0 ) {
-		return(-1);
-	}
+    /* If it doesn't exist, return -1 */
+    if (stat(drive, stbuf) < 0) {
+        return (-1);
+    }
 
-	/* If it does exist, verify that it's an available CD-ROM */
-	is_cd = 0;
-	if ( S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode) ) {
-		cdfd = open(drive, (O_RDONLY|O_NONBLOCK), 0);
-		if ( cdfd >= 0 ) {
-			info.cdsc_format = CDROM_MSF;
-			/* Under Linux, EIO occurs when a disk is not present.
-			 */
-			if ( (ioctl(cdfd, CDROMSUBCHNL, &info) == 0) ||
-						ERRNO_TRAYEMPTY(errno) ) {
-				is_cd = 1;
-			}
-			close(cdfd);
-		}
+    /* If it does exist, verify that it's an available CD-ROM */
+    is_cd = 0;
+    if (S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode)) {
+        cdfd = open(drive, (O_RDONLY | O_NONBLOCK), 0);
+        if (cdfd >= 0) {
+            info.cdsc_format = CDROM_MSF;
+            /* Under Linux, EIO occurs when a disk is not present.
+             */
+            if ((ioctl(cdfd, CDROMSUBCHNL, &info) == 0) ||
+                ERRNO_TRAYEMPTY(errno)) {
+                is_cd = 1;
+            }
+            close(cdfd);
+        }
 #ifdef USE_MNTENT
-		/* Even if we can't read it, it might be mounted */
-		else if ( mnttype && (SDL_strcmp(mnttype, MNTTYPE_CDROM) == 0) ) {
-			is_cd = 1;
-		}
+        /* Even if we can't read it, it might be mounted */
+        else if (mnttype && (SDL_strcmp(mnttype, MNTTYPE_CDROM) == 0)) {
+            is_cd = 1;
+        }
 #endif
-	}
-	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;
+    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
-	}
+    }
 }
 
 #ifdef USE_MNTENT
-static void CheckMounts(const char *mtab)
+static void
+CheckMounts(const char *mtab)
 {
-	FILE *mntfp;
-	struct mntent *mntent;
-	struct stat stbuf;
+    FILE *mntfp;
+    struct mntent *mntent;
+    struct stat stbuf;
 
-	mntfp = setmntent(mtab, "r");
-	if ( mntfp != NULL ) {
-		char *tmp;
-		char *mnt_type;
-		size_t mnt_type_len;
-		char *mnt_dev;
-		size_t mnt_dev_len;
+    mntfp = setmntent(mtab, "r");
+    if (mntfp != NULL) {
+        char *tmp;
+        char *mnt_type;
+        size_t mnt_type_len;
+        char *mnt_dev;
+        size_t mnt_dev_len;
 
-		while ( (mntent=getmntent(mntfp)) != NULL ) {
-			mnt_type_len = SDL_strlen(mntent->mnt_type) + 1;
-			mnt_type = SDL_stack_alloc(char, mnt_type_len);
-			if (mnt_type == NULL)
-				continue;  /* maybe you'll get lucky next time. */
+        while ((mntent = getmntent(mntfp)) != NULL) {
+            mnt_type_len = SDL_strlen(mntent->mnt_type) + 1;
+            mnt_type = SDL_stack_alloc(char, mnt_type_len);
+            if (mnt_type == NULL)
+                continue;       /* maybe you'll get lucky next time. */
 
-			mnt_dev_len = SDL_strlen(mntent->mnt_fsname) + 1;
-			mnt_dev = SDL_stack_alloc(char, mnt_dev_len);
-			if (mnt_dev == NULL) {
-				SDL_stack_free(mnt_type);
-				continue;
-			}
+            mnt_dev_len = SDL_strlen(mntent->mnt_fsname) + 1;
+            mnt_dev = SDL_stack_alloc(char, mnt_dev_len);
+            if (mnt_dev == NULL) {
+                SDL_stack_free(mnt_type);
+                continue;
+            }
 
-			SDL_strlcpy(mnt_type, mntent->mnt_type, mnt_type_len);
-			SDL_strlcpy(mnt_dev, mntent->mnt_fsname, mnt_dev_len);
+            SDL_strlcpy(mnt_type, mntent->mnt_type, mnt_type_len);
+            SDL_strlcpy(mnt_dev, mntent->mnt_fsname, mnt_dev_len);
 
-			/* Handle "supermount" filesystem mounts */
-			if ( SDL_strcmp(mnt_type, MNTTYPE_SUPER) == 0 ) {
-				tmp = SDL_strstr(mntent->mnt_opts, "fs=");
-				if ( tmp ) {
-					SDL_free(mnt_type);
-					mnt_type = SDL_strdup(tmp + SDL_strlen("fs="));
-					if ( mnt_type ) {
-						tmp = SDL_strchr(mnt_type, ',');
-						if ( tmp ) {
-							*tmp = '\0';
-						}
-					}
-				}
-				tmp = SDL_strstr(mntent->mnt_opts, "dev=");
-				if ( tmp ) {
-					SDL_free(mnt_dev);
-					mnt_dev = SDL_strdup(tmp + SDL_strlen("dev="));
-					if ( mnt_dev ) {
-						tmp = SDL_strchr(mnt_dev, ',');
-						if ( tmp ) {
-							*tmp = '\0';
-						}
-					}
-				}
-			}
-			if ( SDL_strcmp(mnt_type, MNTTYPE_CDROM) == 0 ) {
+            /* Handle "supermount" filesystem mounts */
+            if (SDL_strcmp(mnt_type, MNTTYPE_SUPER) == 0) {
+                tmp = SDL_strstr(mntent->mnt_opts, "fs=");
+                if (tmp) {
+                    SDL_free(mnt_type);
+                    mnt_type = SDL_strdup(tmp + SDL_strlen("fs="));
+                    if (mnt_type) {
+                        tmp = SDL_strchr(mnt_type, ',');
+                        if (tmp) {
+                            *tmp = '\0';
+                        }
+                    }
+                }
+                tmp = SDL_strstr(mntent->mnt_opts, "dev=");
+                if (tmp) {
+                    SDL_free(mnt_dev);
+                    mnt_dev = SDL_strdup(tmp + SDL_strlen("dev="));
+                    if (mnt_dev) {
+                        tmp = SDL_strchr(mnt_dev, ',');
+                        if (tmp) {
+                            *tmp = '\0';
+                        }
+                    }
+                }
+            }
+            if (SDL_strcmp(mnt_type, MNTTYPE_CDROM) == 0) {
 #ifdef DEBUG_CDROM
-  fprintf(stderr, "Checking mount path from %s: %s mounted on %s of %s\n",
-	mtab, mnt_dev, mntent->mnt_dir, mnt_type);
+                fprintf(stderr,
+                        "Checking mount path from %s: %s mounted on %s of %s\n",
+                        mtab, mnt_dev, mntent->mnt_dir, mnt_type);
 #endif
-				if (CheckDrive(mnt_dev, mnt_type, &stbuf) > 0) {
-					AddDrive(mnt_dev, &stbuf);
-				}
-			}
-			SDL_stack_free(mnt_dev);
-			SDL_stack_free(mnt_type);
-		}
-		endmntent(mntfp);
-	}
+                if (CheckDrive(mnt_dev, mnt_type, &stbuf) > 0) {
+                    AddDrive(mnt_dev, &stbuf);
+                }
+            }
+            SDL_stack_free(mnt_dev);
+            SDL_stack_free(mnt_type);
+        }
+        endmntent(mntfp);
+    }
 }
 #endif /* USE_MNTENT */
 
-int  SDL_SYS_CDInit(void)
+int
+SDL_SYS_CDInit(void)
 {
-	/* checklist: /dev/cdrom, /dev/hd?, /dev/scd? /dev/sr? */
-	static char *checklist[] = {
-		"cdrom", "?a hd?", "?0 scd?", "?0 sr?", NULL
-	};
-	char *SDLcdrom;
-	int i, j, exists;
-	char drive[32];
-	struct stat stbuf;
+    /* checklist: /dev/cdrom, /dev/hd?, /dev/scd? /dev/sr? */
+    static char *checklist[] = {
+        "cdrom", "?a hd?", "?0 scd?", "?0 sr?", NULL
+    };
+    char *SDLcdrom;
+    int i, j, exists;
+    char drive[32];
+    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;
+    /* 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';
-				}
+    /* 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';
+                }
 #ifdef DEBUG_CDROM
-  fprintf(stderr, "Checking CD-ROM drive from SDL_CDROM: %s\n", SDLcdrom);
+                fprintf(stderr,
+                        "Checking CD-ROM drive from SDL_CDROM: %s\n",
+                        SDLcdrom);
 #endif
-				if ( CheckDrive(SDLcdrom, NULL, &stbuf) > 0 ) {
-					AddDrive(SDLcdrom, &stbuf);
-				}
-				if ( delim ) {
-					SDLcdrom = delim;
-				} else {
-					SDLcdrom = NULL;
-				}
-			} while ( SDLcdrom );
-			SDL_stack_free(cdpath);
-		}
+                if (CheckDrive(SDLcdrom, NULL, &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);
+        }
+    }
 #ifdef USE_MNTENT
-	/* Check /dev/cdrom first :-) */
-	if (CheckDrive("/dev/cdrom", NULL, &stbuf) > 0) {
-		AddDrive("/dev/cdrom", &stbuf);
-	}
+    /* Check /dev/cdrom first :-) */
+    if (CheckDrive("/dev/cdrom", NULL, &stbuf) > 0) {
+        AddDrive("/dev/cdrom", &stbuf);
+    }
 
-	/* Now check the currently mounted CD drives */
-	CheckMounts(_PATH_MOUNTED);
+    /* Now check the currently mounted CD drives */
+    CheckMounts(_PATH_MOUNTED);
 
-	/* Finally check possible mountable drives in /etc/fstab */
-	CheckMounts(_PATH_MNTTAB);
+    /* Finally check possible mountable drives in /etc/fstab */
+    CheckMounts(_PATH_MNTTAB);
 
-	/* 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);
+    }
 #endif /* USE_MNTENT */
 
-	/* Scan the system for CD-ROM drives.
-	   Not always 100% reliable, so use the USE_MNTENT code above first.
-	 */
-	for ( i=0; checklist[i]; ++i ) {
-		if ( checklist[i][0] == '?' ) {
-			char *insert;
-			exists = 1;
-			for ( j=checklist[i][1]; exists; ++j ) {
-				SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s", &checklist[i][3]);
-				insert = SDL_strchr(drive, '?');
-				if ( insert != NULL ) {
-					*insert = j;
-				}
+    /* Scan the system for CD-ROM drives.
+       Not always 100% reliable, so use the USE_MNTENT code above first.
+     */
+    for (i = 0; checklist[i]; ++i) {
+        if (checklist[i][0] == '?') {
+            char *insert;
+            exists = 1;
+            for (j = checklist[i][1]; exists; ++j) {
+                SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s",
+                             &checklist[i][3]);
+                insert = SDL_strchr(drive, '?');
+                if (insert != NULL) {
+                    *insert = j;
+                }
 #ifdef DEBUG_CDROM
-  fprintf(stderr, "Checking possible CD-ROM drive: %s\n", drive);
+                fprintf(stderr, "Checking possible CD-ROM drive: %s\n",
+                        drive);
 #endif
-				switch (CheckDrive(drive, NULL, &stbuf)) {
-					/* Drive exists and is a CD-ROM */
-					case 1:
-						AddDrive(drive, &stbuf);
-						break;
-					/* Drive exists, but isn't a CD-ROM */
-					case 0:
-						break;
-					/* Drive doesn't exist */
-					case -1:
-						exists = 0;
-						break;
-				}
-			}
-		} else {
-			SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s", checklist[i]);
+                switch (CheckDrive(drive, NULL, &stbuf)) {
+                    /* Drive exists and is a CD-ROM */
+                case 1:
+                    AddDrive(drive, &stbuf);
+                    break;
+                    /* Drive exists, but isn't a CD-ROM */
+                case 0:
+                    break;
+                    /* Drive doesn't exist */
+                case -1:
+                    exists = 0;
+                    break;
+                }
+            }
+        } else {
+            SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s",
+                         checklist[i]);
 #ifdef DEBUG_CDROM
-  fprintf(stderr, "Checking possible CD-ROM drive: %s\n", drive);
+            fprintf(stderr, "Checking possible CD-ROM drive: %s\n", drive);
 #endif
-			if ( CheckDrive(drive, NULL, &stbuf) > 0 ) {
-				AddDrive(drive, &stbuf);
-			}
-		}
-	}
-	return(0);
+            if (CheckDrive(drive, NULL, &stbuf) > 0) {
+                AddDrive(drive, &stbuf);
+            }
+        }
+    }
+    return (0);
 }
 
 /* General ioctl() CD-ROM command function */
-static int SDL_SYS_CDioctl(int id, int command, void *arg)
+static int
+SDL_SYS_CDioctl(int id, int command, void *arg)
 {
-	int retval;
+    int retval;
 
-	retval = ioctl(id, command, arg);
-	if ( retval < 0 ) {
-		SDL_SetError("ioctl() error: %s", strerror(errno));
-	}
-	return(retval);
+    retval = ioctl(id, command, arg);
+    if (retval < 0) {
+        SDL_SetError("ioctl() error: %s", strerror(errno));
+    }
+    return (retval);
 }
 
-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)
 {
-	return(open(SDL_cdlist[drive], (O_RDONLY|O_NONBLOCK), 0));
+    return (open(SDL_cdlist[drive], (O_RDONLY | O_NONBLOCK), 0));
 }
 
-static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
+static int
+SDL_SYS_CDGetTOC(SDL_CD * cdrom)
 {
-	struct cdrom_tochdr toc;
-	int i, okay;
-	struct cdrom_tocentry entry;
+    struct cdrom_tochdr toc;
+    int i, okay;
+    struct cdrom_tocentry entry;
 
-	okay = 0;
-	if ( SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCHDR, &toc) == 0 ) {
-		cdrom->numtracks = toc.cdth_trk1-toc.cdth_trk0+1;
-		if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
-			cdrom->numtracks = SDL_MAX_TRACKS;
-		}
-		/* Read all the track TOC entries */
-		for ( i=0; i<=cdrom->numtracks; ++i ) {
-			if ( i == cdrom->numtracks ) {
-				cdrom->track[i].id = CDROM_LEADOUT;
-			} else {
-				cdrom->track[i].id = toc.cdth_trk0+i;
-			}
-			entry.cdte_track = cdrom->track[i].id;
-			entry.cdte_format = CDROM_MSF;
-			if ( SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCENTRY,
-								&entry) < 0 ) {
-				break;
-			} else {
-				if ( entry.cdte_ctrl & CDROM_DATA_TRACK ) {
-					cdrom->track[i].type = SDL_DATA_TRACK;
-				} else {
-					cdrom->track[i].type = SDL_AUDIO_TRACK;
-				}
-				cdrom->track[i].offset = MSF_TO_FRAMES(
-						entry.cdte_addr.msf.minute,
-						entry.cdte_addr.msf.second,
-						entry.cdte_addr.msf.frame);
-				cdrom->track[i].length = 0;
-				if ( i > 0 ) {
-					cdrom->track[i-1].length =
-						cdrom->track[i].offset-
-						cdrom->track[i-1].offset;
-				}
-			}
-		}
-		if ( i == (cdrom->numtracks+1) ) {
-			okay = 1;
-		}
-	}
-	return(okay ? 0 : -1);
+    okay = 0;
+    if (SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCHDR, &toc) == 0) {
+        cdrom->numtracks = toc.cdth_trk1 - toc.cdth_trk0 + 1;
+        if (cdrom->numtracks > SDL_MAX_TRACKS) {
+            cdrom->numtracks = SDL_MAX_TRACKS;
+        }
+        /* Read all the track TOC entries */
+        for (i = 0; i <= cdrom->numtracks; ++i) {
+            if (i == cdrom->numtracks) {
+                cdrom->track[i].id = CDROM_LEADOUT;
+            } else {
+                cdrom->track[i].id = toc.cdth_trk0 + i;
+            }
+            entry.cdte_track = cdrom->track[i].id;
+            entry.cdte_format = CDROM_MSF;
+            if (SDL_SYS_CDioctl(cdrom->id, CDROMREADTOCENTRY, &entry) < 0) {
+                break;
+            } else {
+                if (entry.cdte_ctrl & CDROM_DATA_TRACK) {
+                    cdrom->track[i].type = SDL_DATA_TRACK;
+                } else {
+                    cdrom->track[i].type = SDL_AUDIO_TRACK;
+                }
+                cdrom->track[i].offset =
+                    MSF_TO_FRAMES(entry.cdte_addr.msf.minute,
+                                  entry.cdte_addr.msf.second,
+                                  entry.cdte_addr.msf.frame);
+                cdrom->track[i].length = 0;
+                if (i > 0) {
+                    cdrom->track[i - 1].length =
+                        cdrom->track[i].offset - cdrom->track[i - 1].offset;
+                }
+            }
+        }
+        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)
+static CDstatus
+SDL_SYS_CDStatus(SDL_CD * cdrom, int *position)
 {
-	CDstatus status;
-	struct cdrom_tochdr toc;
-	struct cdrom_subchnl info;
+    CDstatus status;
+    struct cdrom_tochdr toc;
+    struct cdrom_subchnl info;
 
-	info.cdsc_format = CDROM_MSF;
-	if ( ioctl(cdrom->id, CDROMSUBCHNL, &info) < 0 ) {
-		if ( ERRNO_TRAYEMPTY(errno) ) {
-			status = CD_TRAYEMPTY;
-		} else {
-			status = CD_ERROR;
-		}
-	} else {
-		switch (info.cdsc_audiostatus) {
-			case CDROM_AUDIO_INVALID:
-			case CDROM_AUDIO_NO_STATUS:
-				/* Try to determine if there's a CD available */
-				if (ioctl(cdrom->id, CDROMREADTOCHDR, &toc)==0)
-					status = CD_STOPPED;
-				else
-					status = CD_TRAYEMPTY;
-				break;
-			case CDROM_AUDIO_COMPLETED:
-				status = CD_STOPPED;
-				break;
-			case CDROM_AUDIO_PLAY:
-				status = CD_PLAYING;
-				break;
-			case CDROM_AUDIO_PAUSED:
-				/* Workaround buggy CD-ROM drive */
-				if ( info.cdsc_trk == CDROM_LEADOUT ) {
-					status = CD_STOPPED;
-				} else {
-					status = CD_PAUSED;
-				}
-				break;
-			default:
-				status = CD_ERROR;
-				break;
-		}
-	}
-	if ( position ) {
-		if ( status == CD_PLAYING || (status == CD_PAUSED) ) {
-			*position = MSF_TO_FRAMES(
-					info.cdsc_absaddr.msf.minute,
-					info.cdsc_absaddr.msf.second,
-					info.cdsc_absaddr.msf.frame);
-		} else {
-			*position = 0;
-		}
-	}
-	return(status);
+    info.cdsc_format = CDROM_MSF;
+    if (ioctl(cdrom->id, CDROMSUBCHNL, &info) < 0) {
+        if (ERRNO_TRAYEMPTY(errno)) {
+            status = CD_TRAYEMPTY;
+        } else {
+            status = CD_ERROR;
+        }
+    } else {
+        switch (info.cdsc_audiostatus) {
+        case CDROM_AUDIO_INVALID:
+        case CDROM_AUDIO_NO_STATUS:
+            /* Try to determine if there's a CD available */
+            if (ioctl(cdrom->id, CDROMREADTOCHDR, &toc) == 0)
+                status = CD_STOPPED;
+            else
+                status = CD_TRAYEMPTY;
+            break;
+        case CDROM_AUDIO_COMPLETED:
+            status = CD_STOPPED;
+            break;
+        case CDROM_AUDIO_PLAY:
+            status = CD_PLAYING;
+            break;
+        case CDROM_AUDIO_PAUSED:
+            /* Workaround buggy CD-ROM drive */
+            if (info.cdsc_trk == CDROM_LEADOUT) {
+                status = CD_STOPPED;
+            } else {
+                status = CD_PAUSED;
+            }
+            break;
+        default:
+            status = CD_ERROR;
+            break;
+        }
+    }
+    if (position) {
+        if (status == CD_PLAYING || (status == CD_PAUSED)) {
+            *position = MSF_TO_FRAMES(info.cdsc_absaddr.msf.minute,
+                                      info.cdsc_absaddr.msf.second,
+                                      info.cdsc_absaddr.msf.frame);
+        } 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)
 {
-	struct cdrom_msf playtime;
+    struct cdrom_msf playtime;
 
-	FRAMES_TO_MSF(start,
-	   &playtime.cdmsf_min0, &playtime.cdmsf_sec0, &playtime.cdmsf_frame0);
-	FRAMES_TO_MSF(start+length,
-	   &playtime.cdmsf_min1, &playtime.cdmsf_sec1, &playtime.cdmsf_frame1);
+    FRAMES_TO_MSF(start,
+                  &playtime.cdmsf_min0, &playtime.cdmsf_sec0,
+                  &playtime.cdmsf_frame0);
+    FRAMES_TO_MSF(start + length, &playtime.cdmsf_min1, &playtime.cdmsf_sec1,
+                  &playtime.cdmsf_frame1);
 #ifdef DEBUG_CDROM
-  fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n",
-	playtime.cdmsf_min0, playtime.cdmsf_sec0, playtime.cdmsf_frame0,
-	playtime.cdmsf_min1, playtime.cdmsf_sec1, playtime.cdmsf_frame1);
+    fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n",
+            playtime.cdmsf_min0, playtime.cdmsf_sec0, playtime.cdmsf_frame0,
+            playtime.cdmsf_min1, playtime.cdmsf_sec1, playtime.cdmsf_frame1);
 #endif
-	return(SDL_SYS_CDioctl(cdrom->id, CDROMPLAYMSF, &playtime));
+    return (SDL_SYS_CDioctl(cdrom->id, CDROMPLAYMSF, &playtime));
 }
 
 /* Pause play */
-static int SDL_SYS_CDPause(SDL_CD *cdrom)
+static int
+SDL_SYS_CDPause(SDL_CD * cdrom)
 {
-	return(SDL_SYS_CDioctl(cdrom->id, CDROMPAUSE, 0));
+    return (SDL_SYS_CDioctl(cdrom->id, CDROMPAUSE, 0));
 }
 
 /* Resume play */
-static int SDL_SYS_CDResume(SDL_CD *cdrom)
+static int
+SDL_SYS_CDResume(SDL_CD * cdrom)
 {
-	return(SDL_SYS_CDioctl(cdrom->id, CDROMRESUME, 0));
+    return (SDL_SYS_CDioctl(cdrom->id, CDROMRESUME, 0));
 }
 
 /* Stop play */
-static int SDL_SYS_CDStop(SDL_CD *cdrom)
+static int
+SDL_SYS_CDStop(SDL_CD * cdrom)
 {
-	return(SDL_SYS_CDioctl(cdrom->id, CDROMSTOP, 0));
+    return (SDL_SYS_CDioctl(cdrom->id, CDROMSTOP, 0));
 }
 
 /* Eject the CD-ROM */
-static int SDL_SYS_CDEject(SDL_CD *cdrom)
+static int
+SDL_SYS_CDEject(SDL_CD * cdrom)
 {
-	return(SDL_SYS_CDioctl(cdrom->id, CDROMEJECT, 0));
+    return (SDL_SYS_CDioctl(cdrom->id, CDROMEJECT, 0));
 }
 
 /* Close the CD-ROM handle */
-static void SDL_SYS_CDClose(SDL_CD *cdrom)
+static void
+SDL_SYS_CDClose(SDL_CD * cdrom)
 {
-	close(cdrom->id);
+    close(cdrom->id);
 }
 
-void SDL_SYS_CDQuit(void)
+void
+SDL_SYS_CDQuit(void)
 {
-	int i;
+    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_LINUX */
+/* vi: set ts=4 sw=4 expandtab: */