Mercurial > sdl-ios-xcode
diff src/cdrom/beos/SDL_syscdrom.cc @ 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 |
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--- a/src/cdrom/beos/SDL_syscdrom.cc Thu Jul 06 18:01:37 2006 +0000 +++ b/src/cdrom/beos/SDL_syscdrom.cc Mon Jul 10 21:04:37 2006 +0000 @@ -37,7 +37,8 @@ #include <Path.h> #include "SDL_cdrom.h" -extern "C" { +extern "C" +{ #include "../SDL_syscdrom.h" } @@ -59,7 +60,7 @@ #define POS_REL_F(pos) pos.position[15] /* 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]; @@ -67,346 +68,361 @@ /* 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); int try_dir(const char *directory); /* Check a drive to see if it is a CD-ROM */ -static int CheckDrive(char *drive) +static int +CheckDrive(char *drive) { - struct stat stbuf; - int is_cd, cdfd; - device_geometry info; + struct stat stbuf; + int is_cd, cdfd; + device_geometry 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; - cdfd = open(drive, 0); - if ( cdfd >= 0 ) { - if ( ioctl(cdfd, B_GET_GEOMETRY, &info) == B_NO_ERROR ) { - if ( info.device_type == B_CD ) { - is_cd = 1; - } - } - close(cdfd); - } else { - /* This can happen when the drive is open .. (?) */; - is_cd = 1; - } - return(is_cd); + /* If it does exist, verify that it's an available CD-ROM */ + is_cd = 0; + cdfd = open(drive, 0); + if (cdfd >= 0) { + if (ioctl(cdfd, B_GET_GEOMETRY, &info) == B_NO_ERROR) { + if (info.device_type == B_CD) { + is_cd = 1; + } + } + close(cdfd); + } else { + /* This can happen when the drive is open .. (?) */ ; + is_cd = 1; + } + return (is_cd); } /* Add a CD-ROM drive to our list of valid drives */ -static void AddDrive(char *drive) +static void +AddDrive(char *drive) { - int i; - size_t len; + int i; + size_t len; - if ( SDL_numcds < MAX_DRIVES ) { - /* Add this drive to our list */ - i = SDL_numcds; - len = SDL_strlen(drive)+1; - SDL_cdlist[i] = (char *)SDL_malloc(len); - if ( SDL_cdlist[i] == NULL ) { - SDL_OutOfMemory(); - return; - } - SDL_strlcpy(SDL_cdlist[i], drive, len); - ++SDL_numcds; + if (SDL_numcds < MAX_DRIVES) { + /* Add this drive to our list */ + i = SDL_numcds; + len = SDL_strlen(drive) + 1; + SDL_cdlist[i] = (char *) SDL_malloc(len); + if (SDL_cdlist[i] == NULL) { + SDL_OutOfMemory(); + return; + } + SDL_strlcpy(SDL_cdlist[i], drive, len); + ++SDL_numcds; #ifdef CDROM_DEBUG - fprintf(stderr, "Added CD-ROM drive: %s\n", drive); + fprintf(stderr, "Added CD-ROM drive: %s\n", drive); #endif - } + } } /* IDE bus scanning magic */ -enum { - IDE_GET_DEVICES_INFO = B_DEVICE_OP_CODES_END + 50, +enum +{ + IDE_GET_DEVICES_INFO = B_DEVICE_OP_CODES_END + 50, }; -struct ide_ctrl_info { - bool ide_0_present; - bool ide_0_master_present; - bool ide_0_slave_present; - int ide_0_master_type; - int ide_0_slave_type; - bool ide_1_present; - bool ide_1_master_present; - bool ide_1_slave_present; - int ide_1_master_type; - int ide_1_slave_type; +struct ide_ctrl_info +{ + bool ide_0_present; + bool ide_0_master_present; + bool ide_0_slave_present; + int ide_0_master_type; + int ide_0_slave_type; + bool ide_1_present; + bool ide_1_master_present; + bool ide_1_slave_present; + int ide_1_master_type; + int ide_1_slave_type; }; -int SDL_SYS_CDInit(void) +int +SDL_SYS_CDInit(void) { - char *SDLcdrom; - int raw_fd; - struct ide_ctrl_info info; + char *SDLcdrom; + int raw_fd; + struct ide_ctrl_info info; - /* 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'; - } - if ( CheckDrive(SDLcdrom) > 0 ) { - AddDrive(SDLcdrom); - } - if ( delim ) { - SDLcdrom = delim; - } else { - SDLcdrom = NULL; - } - } while ( SDLcdrom ); - SDL_stack_free(cdpath); - } + /* 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) > 0) { + AddDrive(SDLcdrom); + } + 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 */ - try_dir("/dev/disk"); - 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 */ + try_dir("/dev/disk"); + return 0; } -int try_dir(const char *directory) -{ - BDirectory dir; - dir.SetTo(directory); - if(dir.InitCheck() != B_NO_ERROR) { - return false; - } - dir.Rewind(); - BEntry entry; - while(dir.GetNextEntry(&entry) >= 0) { - BPath path; - const char *name; - entry_ref e; - - if(entry.GetPath(&path) != B_NO_ERROR) - continue; - name = path.Path(); - - if(entry.GetRef(&e) != B_NO_ERROR) - continue; +int +try_dir(const char *directory) +{ + BDirectory dir; + dir.SetTo(directory); + if (dir.InitCheck() != B_NO_ERROR) { + return false; + } + dir.Rewind(); + BEntry entry; + while (dir.GetNextEntry(&entry) >= 0) { + BPath path; + const char *name; + entry_ref e; + + if (entry.GetPath(&path) != B_NO_ERROR) + continue; + name = path.Path(); + + if (entry.GetRef(&e) != B_NO_ERROR) + continue; - if(entry.IsDirectory()) { - if(SDL_strcmp(e.name, "floppy") == 0) - continue; /* ignore floppy (it is not silent) */ - int devfd = try_dir(name); - if(devfd >= 0) - return devfd; - } - else { - int devfd; - device_geometry g; + if (entry.IsDirectory()) { + if (SDL_strcmp(e.name, "floppy") == 0) + continue; /* ignore floppy (it is not silent) */ + int devfd = try_dir(name); + if (devfd >= 0) + return devfd; + } else { + int devfd; + device_geometry g; - if(SDL_strcmp(e.name, "raw") != 0) - continue; /* ignore partitions */ + if (SDL_strcmp(e.name, "raw") != 0) + continue; /* ignore partitions */ - devfd = open(name, O_RDONLY); - if(devfd < 0) - continue; + devfd = open(name, O_RDONLY); + if (devfd < 0) + continue; - if(ioctl(devfd, B_GET_GEOMETRY, &g, sizeof(g)) >= 0) { - if(g.device_type == B_CD) - { - AddDrive(strdup(name)); - } - } - close(devfd); - } - } - return B_ERROR; + if (ioctl(devfd, B_GET_GEOMETRY, &g, sizeof(g)) >= 0) { + if (g.device_type == B_CD) { + AddDrive(strdup(name)); + } + } + close(devfd); + } + } + return B_ERROR; } /* General ioctl() CD-ROM command function */ -static int SDL_SYS_CDioctl(int index, int command, void *arg) +static int +SDL_SYS_CDioctl(int index, int command, void *arg) { - int okay; - int fd; + int okay; + int fd; - okay = 0; - fd = open(SDL_cdlist[index], 0); - if ( fd >= 0 ) { - if ( ioctl(fd, command, arg) == B_NO_ERROR ) { - okay = 1; - } - close(fd); - } - return(okay ? 0 : -1); + okay = 0; + fd = open(SDL_cdlist[index], 0); + if (fd >= 0) { + if (ioctl(fd, command, arg) == B_NO_ERROR) { + okay = 1; + } + close(fd); + } + return (okay ? 0 : -1); } -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(drive); + return (drive); } -static int SDL_SYS_CDGetTOC(SDL_CD *cdrom) +static int +SDL_SYS_CDGetTOC(SDL_CD * cdrom) { - int i; - scsi_toc toc; + int i; + scsi_toc toc; - if ( SDL_SYS_CDioctl(cdrom->id, B_SCSI_GET_TOC, &toc) == 0 ) { - cdrom->numtracks = CD_NUMTRACKS(toc); - if ( cdrom->numtracks > SDL_MAX_TRACKS ) { - cdrom->numtracks = SDL_MAX_TRACKS; - } - for ( i=0; i<=cdrom->numtracks; ++i ) { - cdrom->track[i].id = CD_TRACK_N(toc, i); - /* FIXME: How do we tell on BeOS? */ - cdrom->track[i].type = SDL_AUDIO_TRACK; - cdrom->track[i].offset = MSF_TO_FRAMES( - CD_TRACK_M(toc, i), - CD_TRACK_S(toc, i), - CD_TRACK_F(toc, i)); - cdrom->track[i].length = 0; - if ( i > 0 ) { - cdrom->track[i-1].length = - cdrom->track[i].offset- - cdrom->track[i-1].offset; - } - } - return(0); - } else { - return(-1); - } + if (SDL_SYS_CDioctl(cdrom->id, B_SCSI_GET_TOC, &toc) == 0) { + cdrom->numtracks = CD_NUMTRACKS(toc); + if (cdrom->numtracks > SDL_MAX_TRACKS) { + cdrom->numtracks = SDL_MAX_TRACKS; + } + for (i = 0; i <= cdrom->numtracks; ++i) { + cdrom->track[i].id = CD_TRACK_N(toc, i); + /* FIXME: How do we tell on BeOS? */ + cdrom->track[i].type = SDL_AUDIO_TRACK; + cdrom->track[i].offset = MSF_TO_FRAMES(CD_TRACK_M(toc, i), + CD_TRACK_S(toc, i), + CD_TRACK_F(toc, i)); + cdrom->track[i].length = 0; + if (i > 0) { + cdrom->track[i - 1].length = + cdrom->track[i].offset - cdrom->track[i - 1].offset; + } + } + return (0); + } else { + return (-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; - int fd; - int cur_frame; - scsi_position pos; + CDstatus status; + int fd; + int cur_frame; + scsi_position pos; - fd = open(SDL_cdlist[cdrom->id], 0); - cur_frame = 0; - if ( fd >= 0 ) { - if ( ioctl(fd, B_SCSI_GET_POSITION, &pos) == B_NO_ERROR ) { - cur_frame = MSF_TO_FRAMES( - POS_ABS_M(pos), POS_ABS_S(pos), POS_ABS_F(pos)); - } - if ( ! pos.position[1] || (pos.position[1] >= 0x13) || - ((pos.position[1] == 0x12) && (!pos.position[6])) ) { - status = CD_STOPPED; - } else - if ( pos.position[1] == 0x11 ) { - status = CD_PLAYING; - } else { - status = CD_PAUSED; - } - close(fd); - } else { - status = CD_TRAYEMPTY; - } - if ( position ) { - *position = cur_frame; - } - return(status); + fd = open(SDL_cdlist[cdrom->id], 0); + cur_frame = 0; + if (fd >= 0) { + if (ioctl(fd, B_SCSI_GET_POSITION, &pos) == B_NO_ERROR) { + cur_frame = + MSF_TO_FRAMES(POS_ABS_M(pos), POS_ABS_S(pos), POS_ABS_F(pos)); + } + if (!pos.position[1] || (pos.position[1] >= 0x13) || + ((pos.position[1] == 0x12) && (!pos.position[6]))) { + status = CD_STOPPED; + } else if (pos.position[1] == 0x11) { + status = CD_PLAYING; + } else { + status = CD_PAUSED; + } + close(fd); + } else { + status = CD_TRAYEMPTY; + } + if (position) { + *position = cur_frame; + } + 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) { - int okay; - int fd; - scsi_play_position pos; + int okay; + int fd; + scsi_play_position pos; - okay = 0; - fd = open(SDL_cdlist[cdrom->id], 0); - if ( fd >= 0 ) { - FRAMES_TO_MSF(start, &pos.start_m, &pos.start_s, &pos.start_f); - FRAMES_TO_MSF(start+length, &pos.end_m, &pos.end_s, &pos.end_f); - if ( ioctl(fd, B_SCSI_PLAY_POSITION, &pos) == B_NO_ERROR ) { - okay = 1; - } - close(fd); - } - return(okay ? 0 : -1); + okay = 0; + fd = open(SDL_cdlist[cdrom->id], 0); + if (fd >= 0) { + FRAMES_TO_MSF(start, &pos.start_m, &pos.start_s, &pos.start_f); + FRAMES_TO_MSF(start + length, &pos.end_m, &pos.end_s, &pos.end_f); + if (ioctl(fd, B_SCSI_PLAY_POSITION, &pos) == B_NO_ERROR) { + okay = 1; + } + close(fd); + } + return (okay ? 0 : -1); } /* Pause play */ -static int SDL_SYS_CDPause(SDL_CD *cdrom) +static int +SDL_SYS_CDPause(SDL_CD * cdrom) { - return(SDL_SYS_CDioctl(cdrom->id, B_SCSI_PAUSE_AUDIO, 0)); + return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_PAUSE_AUDIO, 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, B_SCSI_RESUME_AUDIO, 0)); + return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_RESUME_AUDIO, 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, B_SCSI_STOP_AUDIO, 0)); + return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_STOP_AUDIO, 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, B_SCSI_EJECT, 0)); + return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_EJECT, 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_BEOS */ +/* vi: set ts=4 sw=4 expandtab: */