From 0eb0f06f87e6c21135eb31fe1c95c3d914d32b4e Mon Sep 17 00:00:00 2001 From: rocky Date: Sun, 20 Apr 2003 15:35:37 +0000 Subject: [PATCH] add min/max device driver --- include/cdio/cdio.h | 324 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 324 insertions(+) create mode 100644 include/cdio/cdio.h diff --git a/include/cdio/cdio.h b/include/cdio/cdio.h new file mode 100644 index 00000000..819c33da --- /dev/null +++ b/include/cdio/cdio.h @@ -0,0 +1,324 @@ +/* + $Id: cdio.h,v 1.4 2003/04/20 15:35:37 rocky Exp $ + + Copyright (C) 2001 Herbert Valerio Riedel + Copyright (C) 2003 Rocky Bernstein + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +/* Public CD Input and Control Interface . */ + + +#ifndef __CDIO_H__ +#define __CDIO_H__ + +/* Application Interface or Protocol version number. If the public + interface changes, we increase this number. + */ +#define CDIO_API_VERSION 1 + +/* Version of cdio package. */ +#define CDIO_VERSION 0.3 + +#ifdef HAVE_SYS_TYPES_H +#include +#endif +#ifdef HAVE_UNISTD_H +#include +#endif + +#include "types.h" +#include "sector.h" + +/* Flags specifying the category of device to open or is opened. */ +#define CDIO_SRC_IS_DISK_IMAGE_MASK 0x0001 +#define CDIO_SRC_IS_DEVICE_MASK 0x0002 +#define CDIO_SRC_IS_SCSI_MASK 0x0004 +#define CDIO_SRC_IS_NATIVE_MASK 0x0008 + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + + /* opaque structure */ + typedef struct _CdIo CdIo; + + /* The below enumerations may be used to tag a specific driver + that is opened or is desired to be opened. Note that this is + different than what is available on a given host. + + Order is a little significant since the order is used in scans. + We have to start with UNKNOWN and devices should come before + disk-image readers. By putting something towards the top (a lower + enumeration number), in an iterative scan we prefer that to something + with a higher enumeration number. + + NOTE: IF YOU MODIFY ENUM MAKE SURE INITIALIZATION IN CDIO.C AGREES. + + */ + typedef enum { + DRIVER_UNKNOWN, + DRIVER_BSDI, + DRIVER_FREEBSD, + DRIVER_LINUX, + DRIVER_SOLARIS, + DRIVER_BINCUE, /* Prefer bincue over nrg when both exist */ + DRIVER_NRG, + DRIVER_DEVICE /* Is really a set of the above; should come last */ + } driver_id_t; + + /* Make sure what's listed below is the last one above. Since we have + a bogus (but useful) 0th entry above we don't have to add one below. + */ +#define MAX_DRIVER DRIVER_NRG +#define MAX_DEVICE_DRIVER DRIVER_SOLARIS +#define MIN_DEVICE_DRIVER DRIVER_BSDI + + + typedef enum { + TRACK_FORMAT_AUDIO, /* Audio track, e.g. CD-DA */ + TRACK_FORMAT_CDI, /* CD-i. How this is different from DATA below? */ + TRACK_FORMAT_XA, /* Mode2 of some sort */ + TRACK_FORMAT_DATA, /* Mode1 of some sort */ + TRACK_FORMAT_PSX, /* Playstation CD. Like audio but only 2336 bytes + of user data. + */ + TRACK_FORMAT_ERROR /* Dunno what is or some other error. */ + } track_format_t; + + /* Printable tags for above enumeration. */ + extern const char *track_format2str[5]; + + /*! + Eject media in CD drive if there is a routine to do so. + Return 0 if success and 1 for failure, and 2 if no routine. + */ + int cdio_eject_media (const CdIo *obj); + + /*! + Free any resources associated with obj. + */ + void cdio_destroy (CdIo *obj); + + /*! + Return the value associated with the key "arg". + */ + const char * cdio_get_arg (const CdIo *obj, const char key[]); + + /*! + Return a string containing the default CD device if none is specified. + if CdIo is NULL (we haven't initialized a specific device driver), + then find a suitable one and return the default device for that. + + NULL is returned if we couldn't get a default device. + */ + char * cdio_get_default_device (const CdIo *obj); + + /*! + Return the number of of the first track. + CDIO_INVALID_TRACK is returned on error. + */ + track_t cdio_get_first_track_num(const CdIo *obj); + + /*! + Return a string containing the default CD device if none is specified. + */ + track_t cdio_get_num_tracks (const CdIo *obj); + + /*! + Get format of track. + */ + track_format_t cdio_get_track_format(const CdIo *obj, track_t track_num); + + /*! + Return true if we have XA data (green, mode2 form1) or + XA data (green, mode2 form2). That is track begins: + sync - header - subheader + 12 4 - 8 + + FIXME: there's gotta be a better design for this and get_track_format? + */ + bool cdio_get_track_green(const CdIo *obj, track_t track_num); + + /*! + Return the starting LBA for track number + track_num in obj. Tracks numbers start at 1. + The "leadout" track is specified either by + using track_num LEADOUT_TRACK or the total tracks+1. + CDIO_INVALID_LBA is returned on error. + */ + lba_t cdio_get_track_lba(const CdIo *obj, track_t track_num); + + /*! + Return the starting LSN for track number + track_num in obj. Tracks numbers start at 1. + The "leadout" track is specified either by + using track_num LEADOUT_TRACK or the total tracks+1. + CDIO_INVALID_LBA is returned on error. + */ + lsn_t cdio_get_track_lsn(const CdIo *obj, track_t track_num); + + /*! + Return the starting MSF (minutes/secs/frames) for track number + track_num in obj. Track numbers start at 1. + The "leadout" track is specified either by + using track_num LEADOUT_TRACK or the total tracks+1. + False is returned if there is no track entry. + */ + bool cdio_get_track_msf(const CdIo *obj, track_t track_num, + /*out*/ msf_t *msf); + + /*! + Return the number of sectors between this track an the next. This + includes any pregap sectors before the start of the next track. + Tracks start at 1. + 0 is returned if there is an error. + */ + unsigned int cdio_get_track_sec_count(const CdIo *obj, track_t track_num); + + /*! + lseek - reposition read/write file offset + Returns (off_t) -1 on error. + Similar to (if not the same as) libc's lseek() + */ + off_t cdio_lseek(CdIo *obj, off_t offset, int whence); + + /*! + Reads into buf the next size bytes. + Returns -1 on error. + Similar to (if not the same as) libc's read() + */ + ssize_t cdio_read(CdIo *obj, void *buf, size_t size); + + /*! + Reads a single mode2 sector from cd device into data starting + from lsn. Returns 0 if no error. + */ + int cdio_read_audio_sector (CdIo *obj, void *buf, lsn_t lsn); + + /*! + Reads a single mode2 sector from cd device into data starting + from lsn. Returns 0 if no error. + */ + int cdio_read_mode2_sector (CdIo *obj, void *buf, lsn_t lsn, bool mode2raw); + + /*! + Reads nblocks of mode2 sectors from cd device into data starting + from lsn. + Returns 0 if no error. + */ + int cdio_read_mode2_sectors (CdIo *obj, void *buf, lsn_t lsn, bool mode2raw, + unsigned int num_sectors); + + /*! + Set the arg "key" with "value" in the source device. + */ + int cdio_set_arg (CdIo *obj, const char key[], const char value[]); + + /*! + Return the size of the CD in logical block address (LBA) units. + */ + uint32_t cdio_stat_size (CdIo *obj); + + /*! + Initialize CD Reading and control routines. Should be called first. + */ + bool cdio_init(void); + + /* True if xxx driver is available. where xxx=linux, solaris, nrg, ... + */ + bool cdio_have_bsdi (void); + bool cdio_have_freebsd (void); + bool cdio_have_linux (void); + bool cdio_have_solaris (void); + bool cdio_have_nrg (void); + bool cdio_have_bincue (void); + + /* Like above but uses the enumeration instead. */ + bool cdio_have_driver (driver_id_t driver_id); + + /*! Sets up to read from place specified by source_name and + driver_id This should be called before using any other routine, + except cdio_init. This will call cdio_init, if that hasn't been + done previously. to call one of the specific routines below. + + NULL is returned on error. + */ + CdIo * cdio_open (const char *source_name, driver_id_t driver_id); + + /*! cdrao BIN/CUE CD disk-image routines. Source is the .bin file + + NULL is returned on error. + */ + CdIo * cdio_open_bincue (const char *bin_name); + + char * cdio_get_default_device_bincue(void); + + /*! CD routines. Source is the some sort of device. + + NULL is returned on error. + */ + CdIo * cdio_open_cd (const char *cue_name); + + /*! cdrao BIN/CUE CD disk-image routines. Source is the .cue file + + NULL is returned on error. + */ + CdIo * cdio_open_cue (const char *cue_name); + + /*! BSDI CD-reading routines. + NULL is returned on error. + */ + CdIo * cdio_open_bsdi (const char *source_name); + + char * cdio_get_default_device_bsdi(void); + + /*! BSDI CD-reading routines. + NULL is returned on error. + */ + CdIo * cdio_open_freebsd (const char *source_name); + + char * cdio_get_default_device_freebsd(void); + + /*! Linux CD-reading routines. + NULL is returned on error. + */ + CdIo * cdio_open_linux (const char *source_name); + + char * cdio_get_default_device_linux(void); + + /*! Solaris CD-reading routines. + NULL is returned on error. + */ + CdIo * cdio_open_solaris (const char *soruce_name); + + char * cdio_get_default_device_solaris(void); + + /*! Nero CD disk-image routines. + NULL is returned on error. + */ + CdIo * cdio_open_nrg (const char *source_name); + + char * cdio_get_default_device_nrg(void); + + /*! Return true if cue_name is a cue file. */ + char *cdio_is_cuefile(const char *cue_name); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __CDIO_H__ */