1891 lines
75 KiB
C++
1891 lines
75 KiB
C++
/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
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#ifndef LIBBURN_H
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#define LIBBURN_H
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/* Needed for off_t which is the (POSIX-ly) appropriate type for
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expressing a file or stream size.
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XXX we should enforce 64-bitness for off_t
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ts A61101 : this is usually done by the build system (if it is not broken)
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*/
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#include <sys/types.h>
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#ifndef DOXYGEN
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#if defined(__cplusplus)
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#define BURN_BEGIN_DECLS \
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namespace burn { \
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extern "C" {
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#define BURN_END_DECLS \
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} \
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}
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#else
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#define BURN_BEGIN_DECLS
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#define BURN_END_DECLS
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#endif
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BURN_BEGIN_DECLS
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#endif
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/** References a physical drive in the system */
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struct burn_drive;
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/** References a whole disc */
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struct burn_disc;
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/** References a single session on a disc */
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struct burn_session;
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/** References a single track on a disc */
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struct burn_track;
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/* ts A61111 */
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/** References a set of write parameters */
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struct burn_write_opts;
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/** Session format for normal audio or data discs */
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#define BURN_CDROM 0
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/** Session format for obsolete CD-I discs */
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#define BURN_CDI 0x10
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/** Session format for CDROM-XA discs */
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#define BURN_CDXA 0x20
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#define BURN_POS_END 100
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/** Mask for mode bits */
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#define BURN_MODE_BITS 127
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/** Track mode - mode 0 data
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0 bytes of user data. it's all 0s. mode 0. get it? HAH
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*/
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#define BURN_MODE0 (1 << 0)
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/** Track mode - mode "raw" - all 2352 bytes supplied by app
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FOR DATA TRACKS ONLY!
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*/
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#define BURN_MODE_RAW (1 << 1)
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/** Track mode - mode 1 data
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2048 bytes user data, and all the LEC money can buy
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*/
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#define BURN_MODE1 (1 << 2)
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/** Track mode - mode 2 data
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defaults to formless, 2336 bytes of user data, unprotected
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| with a data form if required.
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*/
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#define BURN_MODE2 (1 << 3)
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/** Track mode modifier - Form 1, | with MODE2 for reasonable results
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2048 bytes of user data, 4 bytes of subheader
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*/
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#define BURN_FORM1 (1 << 4)
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/** Track mode modifier - Form 2, | with MODE2 for reasonable results
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lots of user data. not much LEC.
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*/
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#define BURN_FORM2 (1 << 5)
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/** Track mode - audio
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2352 bytes per sector. may be | with 4ch or preemphasis.
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NOT TO BE CONFUSED WITH BURN_MODE_RAW
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Audio data must be 44100Hz 16bit stereo with no riff or other header at
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beginning. Extra header data will cause pops or clicks. Audio data should
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also be in little-endian byte order. Big-endian audio data causes static.
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*/
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#define BURN_AUDIO (1 << 6)
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/** Track mode modifier - 4 channel audio. */
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#define BURN_4CH (1 << 7)
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/** Track mode modifier - Digital copy permitted, can be set on any track.*/
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#define BURN_COPY (1 << 8)
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/** Track mode modifier - 50/15uS pre-emphasis */
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#define BURN_PREEMPHASIS (1 << 9)
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/** Input mode modifier - subcodes present packed 16 */
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#define BURN_SUBCODE_P16 (1 << 10)
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/** Input mode modifier - subcodes present packed 96 */
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#define BURN_SUBCODE_P96 (1 << 11)
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/** Input mode modifier - subcodes present raw 96 */
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#define BURN_SUBCODE_R96 (1 << 12)
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/** Possible disc writing style/modes */
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enum burn_write_types
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{
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/** Packet writing.
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currently unsupported, (for DVD Incremental Streaming use TAO)
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*/
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BURN_WRITE_PACKET,
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/** With CD: Track At Once recording
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2s gaps between tracks, no fonky lead-ins
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With sequential DVD-R[W]: Incremental Streaming
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With DVD-RAM/+RW: Random Writeable (used sequentially)
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With overwriteable DVD-RW: Rigid Restricted Overwrite
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*/
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BURN_WRITE_TAO,
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/** With CD: Session At Once
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Block type MUST be BURN_BLOCK_SAO
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ts A70122: Currently not capable of mixing data and audio tracks.
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With sequential DVD-R[W]: Disc-at-once, DAO
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Single session, single track, fixed size mandatory, (-dvd-compat)
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*/
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BURN_WRITE_SAO,
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/** With CD: Raw disc at once recording.
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all subcodes must be provided by lib or user
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only raw block types are supported
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*/
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BURN_WRITE_RAW,
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/** In replies this indicates that not any writing will work.
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As parameter for inquiries it indicates that no particular write
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mode shall is specified.
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Do not use for setting a write mode for burning. It won't work.
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*/
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BURN_WRITE_NONE
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};
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/** Data format to send to the drive */
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enum burn_block_types
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{
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/** sync, headers, edc/ecc provided by lib/user */
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BURN_BLOCK_RAW0 = 1,
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/** sync, headers, edc/ecc and p/q subs provided by lib/user */
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BURN_BLOCK_RAW16 = 2,
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/** sync, headers, edc/ecc and packed p-w subs provided by lib/user */
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BURN_BLOCK_RAW96P = 4,
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/** sync, headers, edc/ecc and raw p-w subs provided by lib/user */
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BURN_BLOCK_RAW96R = 8,
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/** only 2048 bytes of user data provided by lib/user */
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BURN_BLOCK_MODE1 = 256,
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/** 2336 bytes of user data provided by lib/user */
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BURN_BLOCK_MODE2R = 512,
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/** 2048 bytes of user data provided by lib/user
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subheader provided in write parameters
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are we ever going to support this shit? I vote no.
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(supposed to be supported on all drives...)
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*/
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BURN_BLOCK_MODE2_PATHETIC = 1024,
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/** 2048 bytes of data + 8 byte subheader provided by lib/user
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hey, this is also dumb
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*/
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BURN_BLOCK_MODE2_LAME = 2048,
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/** 2324 bytes of data provided by lib/user
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subheader provided in write parameters
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no sir, I don't like it.
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*/
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BURN_BLOCK_MODE2_OBSCURE = 4096,
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/** 2332 bytes of data supplied by lib/user
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8 bytes sub header provided in write parameters
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this is the second least suck mode2, and is mandatory for
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all drives to support.
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*/
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BURN_BLOCK_MODE2_OK = 8192,
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/** SAO block sizes are based on cue sheet, so use this. */
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BURN_BLOCK_SAO = 16384
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};
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/** Possible status' of the drive in regard to the disc in it. */
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enum burn_disc_status
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{
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/** The current status is not yet known */
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BURN_DISC_UNREADY,
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/** The drive holds a blank disc */
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BURN_DISC_BLANK,
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/** There is no disc at all in the drive */
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BURN_DISC_EMPTY,
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/** There is an incomplete disc in the drive */
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BURN_DISC_APPENDABLE,
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/** There is a disc with data on it in the drive */
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BURN_DISC_FULL,
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/* ts A61007 */
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/** The drive was not grabbed when the status was inquired */
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BURN_DISC_UNGRABBED,
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/* ts A61020 */
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/** The media seems not to be suitable for burning */
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BURN_DISC_UNSUITABLE
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};
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/** Possible data source return values */
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enum burn_source_status
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{
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/** The source is ok */
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BURN_SOURCE_OK,
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/** The source is at end of file */
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BURN_SOURCE_EOF,
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/** The source is unusable */
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BURN_SOURCE_FAILED
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};
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/** Possible busy states for a drive */
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enum burn_drive_status
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{
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/** The drive is not in an operation */
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BURN_DRIVE_IDLE,
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/** The library is spawning the processes to handle a pending
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operation (A read/write/etc is about to start but hasn't quite
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yet) */
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BURN_DRIVE_SPAWNING,
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/** The drive is reading data from a disc */
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BURN_DRIVE_READING,
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/** The drive is writing data to a disc */
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BURN_DRIVE_WRITING,
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/** The drive is writing Lead-In */
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BURN_DRIVE_WRITING_LEADIN,
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/** The drive is writing Lead-Out */
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BURN_DRIVE_WRITING_LEADOUT,
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/** The drive is erasing a disc */
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BURN_DRIVE_ERASING,
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/** The drive is being grabbed */
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BURN_DRIVE_GRABBING,
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/* ts A61102 */
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/** The drive gets written zeroes before the track payload data */
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BURN_DRIVE_WRITING_PREGAP,
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/** The drive is told to close a track (TAO only) */
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BURN_DRIVE_CLOSING_TRACK,
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/** The drive is told to close a session (TAO only) */
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BURN_DRIVE_CLOSING_SESSION,
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/* ts A61223 */
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/** The drive is formatting media */
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BURN_DRIVE_FORMATTING,
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/* ts A70822 */
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/** The drive is busy in synchronous read (if you see this then it
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has been interrupted) */
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BURN_DRIVE_READING_SYNC,
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/** The drive is busy in synchronous write (if you see this then it
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has been interrupted) */
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BURN_DRIVE_WRITING_SYNC
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};
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/** Information about a track on a disc - this is from the q sub channel of the
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lead-in area of a disc. The documentation here is very terse.
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See a document such as mmc3 for proper information.
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CAUTION : This structure is prone to future extension !
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Do not restrict your application to unsigned char with any counter like
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"session", "point", "pmin", ...
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Do not rely on the current size of a burn_toc_entry.
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ts A70201 : DVD extension, see below
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*/
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struct burn_toc_entry
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{
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/** Session the track is in */
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unsigned char session;
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/** Type of data. for this struct to be valid, it must be 1 */
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unsigned char adr;
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/** Type of data in the track */
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unsigned char control;
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/** Zero. Always. Really. */
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unsigned char tno;
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/** Track number or special information */
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unsigned char point;
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unsigned char min;
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unsigned char sec;
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unsigned char frame;
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unsigned char zero;
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/** Track start time minutes for normal tracks */
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unsigned char pmin;
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/** Track start time seconds for normal tracks */
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unsigned char psec;
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/** Track start time frames for normal tracks */
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unsigned char pframe;
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/* Indicates wether extension data are valid and eventually override
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older elements in this structure:
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bit0= DVD extension is valid
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*/
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unsigned char extensions_valid;
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/* ts A70201 : DVD extension.
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If invalid the members are guaranteed to be 0. */
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/* Tracks and session numbers are 16 bit. Here are the high bytes. */
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unsigned char session_msb;
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unsigned char point_msb;
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/* pmin, psec, and pframe may be too small if DVD extension is valid */
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int start_lba;
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/* min, sec, and frame may be too small if DVD extension is valid */
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int track_blocks;
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};
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/** Data source for tracks */
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struct burn_source {
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/** Reference count for the data source. Should be 1 when a new source
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is created. Increment it to take a reference for yourself. Use
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burn_source_free to destroy your reference to it. */
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int refcount;
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/** Read data from the source */
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int (*read)(struct burn_source *,
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unsigned char *buffer,
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int size);
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/** Read subchannel data from the source (NULL if lib generated) */
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int (*read_sub)(struct burn_source *,
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unsigned char *buffer,
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int size);
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/** Get the size of the source's data */
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off_t (*get_size)(struct burn_source *);
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/** Set the size of the source's data */
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int (*set_size)(struct burn_source *source, off_t size);
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/** Clean up the source specific data */
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void (*free_data)(struct burn_source *);
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/** Next source, for when a source runs dry and padding is disabled
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THIS IS AUTOMATICALLY HANDLED, DO NOT TOUCH
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*/
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struct burn_source *next;
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/** Source specific data */
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void *data;
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};
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/** Information on a drive in the system */
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struct burn_drive_info
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{
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/** Name of the vendor of the drive */
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char vendor[9];
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/** Name of the drive */
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char product[17];
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/** Revision of the drive */
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char revision[5];
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/** Location of the drive in the filesystem. */
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char location[17];
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/** This is currently the string which is used as persistent
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drive address. But be warned: there is NO GUARANTEE that this
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will stay so. Always use function burn_drive_get_adr() to
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inquire a persistent address. ^^^^^^ ALWAYS ^^^^^^ */
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/** Can the drive read DVD-RAM discs */
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unsigned int read_dvdram:1;
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/** Can the drive read DVD-R discs */
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unsigned int read_dvdr:1;
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/** Can the drive read DVD-ROM discs */
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unsigned int read_dvdrom:1;
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/** Can the drive read CD-R discs */
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unsigned int read_cdr:1;
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/** Can the drive read CD-RW discs */
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unsigned int read_cdrw:1;
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/** Can the drive write DVD-RAM discs */
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unsigned int write_dvdram:1;
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/** Can the drive write DVD-R discs */
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unsigned int write_dvdr:1;
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/** Can the drive write CD-R discs */
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unsigned int write_cdr:1;
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/** Can the drive write CD-RW discs */
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unsigned int write_cdrw:1;
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/** Can the drive simulate a write */
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unsigned int write_simulate:1;
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/** Can the drive report C2 errors */
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unsigned int c2_errors:1;
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/** The size of the drive's buffer (in kilobytes) */
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int buffer_size;
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/**
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* The supported block types in tao mode.
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* They should be tested with the desired block type.
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* See also burn_block_types.
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*/
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int tao_block_types;
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/**
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* The supported block types in sao mode.
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* They should be tested with the desired block type.
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* See also burn_block_types.
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*/
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int sao_block_types;
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/**
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* The supported block types in raw mode.
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* They should be tested with the desired block type.
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* See also burn_block_types.
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*/
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int raw_block_types;
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/**
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* The supported block types in packet mode.
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* They should be tested with the desired block type.
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* See also burn_block_types.
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*/
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int packet_block_types;
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/** The value by which this drive can be indexed when using functions
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in the library. This is the value to pass to all libbburn functions
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that operate on a drive. */
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struct burn_drive *drive;
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};
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/** Operation progress report. All values are 0 based indices.
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* */
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struct burn_progress {
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/** The total number of sessions */
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int sessions;
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/** Current session.*/
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int session;
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/** The total number of tracks */
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int tracks;
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/** Current track. */
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int track;
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/** The total number of indices */
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int indices;
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/** Curent index. */
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int index;
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/** The starting logical block address */
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int start_sector;
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/** On write: The number of sectors.
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On blank: 0x10000 as upper limit for relative progress steps */
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int sectors;
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/** On write: The current sector being processed.
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On blank: Relative progress steps 0 to 0x10000 */
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int sector;
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/* ts A61023 */
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/** The capacity of the drive buffer */
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unsigned buffer_capacity;
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/** The free space in the drive buffer (might be slightly outdated) */
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unsigned buffer_available;
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/* ts A61119 */
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/** The number of bytes sent to the drive buffer */
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off_t buffered_bytes;
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/** The minimum number of bytes stored in buffer during write.
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(Caution: Before surely one buffer size of bytes was processed,
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this value is 0xffffffff.)
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*/
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unsigned buffer_min_fill;
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};
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/* ts A61226 */
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/** Description of a speed capability as reported by the drive in conjunction
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with eventually loaded media. There can be more than one such object per
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drive. So they are chained via .next and .prev , where NULL marks the end
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of the chain. This list is set up by burn_drive_scan() and gets updated
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by burn_drive_grab().
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A copy may be obtained by burn_drive_get_speedlist() and disposed by
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burn_drive_free_speedlist().
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For technical background info see SCSI specs MMC and SPC:
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mode page 2Ah (from SPC 5Ah MODE SENSE) , mmc3r10g.pdf , 6.3.11 Table 364
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ACh GET PERFORMANCE, Type 03h , mmc5r03c.pdf , 6.8.5.3 Table 312
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*/
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struct burn_speed_descriptor {
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/** Where this info comes from :
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0 = misc , 1 = mode page 2Ah , 2 = ACh GET PERFORMANCE */
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int source;
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/** The media type that was current at the time of report
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-2 = state unknown, -1 = no media was loaded , else see
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burn_disc_get_profile() */
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int profile_loaded;
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char profile_name[80];
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/** The attributed capacity of appropriate media in logical block units
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i.e. 2352 raw bytes or 2048 data bytes. -1 = capacity unknown. */
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int end_lba;
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/** Speed is given in 1000 bytes/s , 0 = invalid. The numbers
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are supposed to be usable with burn_drive_set_speed() */
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int write_speed;
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int read_speed;
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/** Expert info from ACh GET PERFORMANCE and/or mode page 2Ah.
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Expect values other than 0 or 1 to get a meaning in future.*/
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/* Rotational control: 0 = CLV/default , 1 = CAV */
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int wrc;
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/* 1 = drive promises reported performance over full media */
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int exact;
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/* 1 = suitable for mixture of read and write */
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int mrw;
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/** List chaining. Use .next until NULL to iterate over the list */
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struct burn_speed_descriptor *prev;
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struct burn_speed_descriptor *next;
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};
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/** Initialize the library.
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This must be called before using any other functions in the library. It
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may be called more than once with no effect.
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It is possible to 'restart' the library by shutting it down and
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re-initializing it. This is necessary if you follow the older and
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more general way of accessing a drive via burn_drive_scan() and
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burn_drive_grab(). See burn_drive_scan_and_grab() with its strong
|
|
urges and its explanations.
|
|
@return Nonzero if the library was able to initialize; zero if
|
|
initialization failed.
|
|
*/
|
|
int burn_initialize(void);
|
|
|
|
/** Shutdown the library.
|
|
This should be called before exiting your application. Make sure that all
|
|
drives you have grabbed are released <i>before</i> calling this.
|
|
*/
|
|
void burn_finish(void);
|
|
|
|
|
|
/* ts A61002 */
|
|
/** Abort any running drive operation and finally call burn_finish().
|
|
You MUST calm down the busy drive if an aborting event occurs during a
|
|
burn run. For that you may call this function either from your own signal
|
|
handling code or indirectly by activating the builtin signal handling:
|
|
burn_set_signal_handling("my_app_name : ", NULL, 0);
|
|
Else you may eventually call burn_drive_cancel() on the active drive and
|
|
wait for it to assume state BURN_DRIVE_IDLE.
|
|
@param patience Maximum number of seconds to wait for drives to finish
|
|
@param pacifier_func If not NULL: a function to produce appeasing messages.
|
|
See burn_abort_pacifier() for an example.
|
|
@param handle Opaque handle to be used with pacifier_func
|
|
@return 1 ok, all went well
|
|
0 had to leave a drive in unclean state
|
|
<0 severe error, do no use libburn again
|
|
*/
|
|
int burn_abort(int patience,
|
|
int (*pacifier_func)(void *handle, int patience, int elapsed),
|
|
void *handle);
|
|
|
|
/** A pacifier function suitable for burn_abort.
|
|
@param handle If not NULL, a pointer to a text suitable for printf("%s")
|
|
@param patience Maximum number of seconds to wait
|
|
@param elapsed Elapsed number of seconds
|
|
*/
|
|
int burn_abort_pacifier(void *handle, int patience, int elapsed);
|
|
|
|
|
|
/** ts A61006 : This is for development only. Not suitable for applications.
|
|
Set the verbosity level of the library. The default value is 0, which means
|
|
that nothing is output on stderr. The more you increase this, the more
|
|
debug output should be displayed on stderr for you.
|
|
@param level The verbosity level desired. 0 for nothing, higher positive
|
|
values for more information output.
|
|
*/
|
|
void burn_set_verbosity(int level);
|
|
|
|
/* ts A60813 */
|
|
/** Set parameters for behavior on opening device files. To be called early
|
|
after burn_initialize() and before any bus scan. But not mandatory at all.
|
|
Parameter value 1 enables a feature, 0 disables.
|
|
Default is (1,0,0). Have a good reason before you change it.
|
|
@param exclusive Linux only:
|
|
0 = no attempt to make drive access exclusive.
|
|
1 = Try to open only devices which are not marked as busy
|
|
and try to mark them busy if opened sucessfully. (O_EXCL)
|
|
There are kernels which simply don't care about O_EXCL.
|
|
Some have it off, some have it on, some are switchable.
|
|
2 = in case of a SCSI device, also try to open exclusively
|
|
the matching /dev/sr, /dev/scd and /dev/st .
|
|
One may select a device SCSI file family by adding
|
|
0 = default family
|
|
4 = /dev/sr%d
|
|
8 = /dev/scd%d
|
|
16 = /dev/sg%d
|
|
Do not use other values !
|
|
Add 32 to demand an exclusive lock by fcntl(,F_SETLK,)
|
|
after open() has succeeded.
|
|
@param blocking Try to wait for drives which do not open immediately but
|
|
also do not return an error as well. (O_NONBLOCK)
|
|
This might stall indefinitely with /dev/hdX hard disks.
|
|
@param abort_on_busy Unconditionally abort process when a non blocking
|
|
exclusive opening attempt indicates a busy drive.
|
|
Use this only after thorough tests with your app.
|
|
*/
|
|
void burn_preset_device_open(int exclusive, int blocking, int abort_on_busy);
|
|
|
|
|
|
/* ts A70223 */
|
|
/** Allows the use of media types which are implemented in libburn but not yet
|
|
tested. The list of those untested profiles is subject to change.
|
|
Currently it contains: 0x15 "DVD-R/DL sequential recording",
|
|
0x2b "DVD+R/DL"
|
|
If you really test such media, then please report the outcome on
|
|
libburn-hackers@pykix.org
|
|
If ever then this call should be done soon after burn_initialize() before
|
|
any drive scanning.
|
|
@param yes 1=allow all implemented profiles, 0=only tested media (default)
|
|
*/
|
|
void burn_allow_untested_profiles(int yes);
|
|
|
|
|
|
/* ts A60823 */
|
|
/** Aquire a drive with known persistent address.This is the sysadmin friendly
|
|
way to open one drive and to leave all others untouched. It bundles
|
|
the following API calls to form a non-obtrusive way to use libburn:
|
|
burn_drive_add_whitelist() , burn_drive_scan() , burn_drive_grab()
|
|
You are *strongly urged* to use this call whenever you know the drive
|
|
address in advance.
|
|
If not, then you have to use directly above calls. In that case, you are
|
|
*strongly urged* to drop any unintended drive which will be exclusively
|
|
occupied and not closed by burn_drive_scan().
|
|
This can be done by shutting down the library including a call to
|
|
burn_finish(). You may later start a new libburn session and should then
|
|
use the function described here with an address obtained after
|
|
burn_drive_scan() via burn_drive_get_adr(&(drive_infos[driveno]), adr) .
|
|
Another way is to drop the unwanted drives by burn_drive_info_forget().
|
|
@param drive_infos On success returns a one element array with the drive
|
|
(cdrom/burner). Thus use with driveno 0 only. On failure
|
|
the array has no valid elements at all.
|
|
The returned array should be freed via burn_drive_info_free()
|
|
when it is no longer needed, and before calling a scan
|
|
function again.
|
|
This is a result from call burn_drive_scan(). See there.
|
|
Use with driveno 0 only.
|
|
@param adr The persistent address of the desired drive. Either obtained
|
|
by burn_drive_get_adr() or guessed skillfully by application
|
|
resp. its user.
|
|
@param load Nonzero to make the drive attempt to load a disc (close its
|
|
tray door, etc).
|
|
@return 1 = success , 0 = drive not found , -1 = other error
|
|
*/
|
|
int burn_drive_scan_and_grab(struct burn_drive_info *drive_infos[],
|
|
char* adr, int load);
|
|
|
|
|
|
/* ts A51221 */
|
|
/** Maximum number of particularly permissible drive addresses */
|
|
#define BURN_DRIVE_WHITELIST_LEN 255
|
|
/** Add a device to the list of permissible drives. As soon as some entry is in
|
|
the whitelist all non-listed drives are banned from scanning.
|
|
@return 1 success, <=0 failure
|
|
*/
|
|
int burn_drive_add_whitelist(char *device_address);
|
|
|
|
/** Remove all drives from whitelist. This enables all possible drives. */
|
|
void burn_drive_clear_whitelist(void);
|
|
|
|
|
|
/** Scan for drives. This function MUST be called until it returns nonzero.
|
|
No drives may be in use when this is called.
|
|
All drive pointers are invalidated by using this function. Do NOT store
|
|
drive pointers across calls to this function or death AND pain will ensue.
|
|
After this call all drives depicted by the returned array are subject
|
|
to eventual (O_EXCL) locking. See burn_preset_device_open(). This state
|
|
ends either with burn_drive_info_forget() or with burn_drive_release().
|
|
It is unfriendly to other processes on the system to hold drives locked
|
|
which one does not definitely plan to use soon.
|
|
@param drive_infos Returns an array of drive info items (cdroms/burners).
|
|
The returned array must be freed by burn_drive_info_free()
|
|
before burn_finish(), and also before calling this function
|
|
burn_drive_scan() again.
|
|
@param n_drives Returns the number of drive items in drive_infos.
|
|
@return 0 while scanning is not complete
|
|
>0 when it is finished sucessfully,
|
|
<0 when finished but failed.
|
|
*/
|
|
int burn_drive_scan(struct burn_drive_info *drive_infos[],
|
|
unsigned int *n_drives);
|
|
|
|
/* ts A60904 : ticket 62, contribution by elmom */
|
|
/** Release memory about a single drive and any exclusive lock on it.
|
|
Become unable to inquire or grab it. Expect FATAL consequences if you try.
|
|
@param drive_info pointer to a single element out of the array
|
|
obtained from burn_drive_scan() : &(drive_infos[driveno])
|
|
@param force controls degree of permissible drive usage at the moment this
|
|
function is called, and the amount of automatically provided
|
|
drive shutdown :
|
|
0= drive must be ungrabbed and BURN_DRIVE_IDLE
|
|
1= try to release drive resp. accept BURN_DRIVE_GRABBING
|
|
Use these two only. Further values are to be defined.
|
|
@return 1 on success, 2 if drive was already forgotten,
|
|
0 if not permissible, <0 on other failures,
|
|
*/
|
|
int burn_drive_info_forget(struct burn_drive_info *drive_info, int force);
|
|
|
|
|
|
/** When no longer needed, free a whole burn_drive_info array which was
|
|
returned by burn_drive_scan().
|
|
For freeing single drive array elements use burn_drive_info_forget().
|
|
*/
|
|
void burn_drive_info_free(struct burn_drive_info drive_infos[]);
|
|
|
|
|
|
/* ts A60823 */
|
|
/** Maximum length+1 to expect with a persistent drive address string */
|
|
#define BURN_DRIVE_ADR_LEN 1024
|
|
|
|
/** Inquire the persistent address of the given drive.
|
|
@param drive_info The drive to inquire. Usually some &(drive_infos[driveno])
|
|
@param adr An application provided array of at least BURN_DRIVE_ADR_LEN
|
|
characters size. The persistent address gets copied to it.
|
|
@return >0 success , <=0 error (due to libburn internal problem)
|
|
*/
|
|
int burn_drive_get_adr(struct burn_drive_info *drive_info, char adr[]);
|
|
|
|
/* ts A60922 ticket 33 */
|
|
/** Evaluate wether the given address would be a possible persistent drive
|
|
address of libburn.
|
|
@return 1 means yes, 0 means no
|
|
*/
|
|
int burn_drive_is_enumerable_adr(char *adr);
|
|
|
|
/* ts A60922 ticket 33 */
|
|
/** Try to convert a given existing filesystem address into a persistent drive
|
|
address. This succeeds with symbolic links or if a hint about the drive's
|
|
system address can be read from the filesystem object and a matching drive
|
|
is found.
|
|
@param path The address of an existing file system object
|
|
@param adr An application provided array of at least BURN_DRIVE_ADR_LEN
|
|
characters size. The persistent address gets copied to it.
|
|
@return 1 = success , 0 = failure , -1 = severe error
|
|
*/
|
|
int burn_drive_convert_fs_adr(char *path, char adr[]);
|
|
|
|
/* ts A60923 */
|
|
/** Try to convert a given SCSI address of bus,host,channel,target,lun into
|
|
a persistent drive address. If a SCSI address component parameter is < 0
|
|
then it is not decisive and the first enumerated address which matches
|
|
the >= 0 parameters is taken as result.
|
|
Note: bus and (host,channel) are supposed to be redundant.
|
|
@param bus_no "Bus Number" (something like a virtual controller)
|
|
@param host_no "Host Number" (something like half a virtual controller)
|
|
@param channel_no "Channel Number" (other half of "Host Number")
|
|
@param target_no "Target Number" or "SCSI Id" (a device)
|
|
@param lun_no "Logical Unit Number" (a sub device)
|
|
@param adr An application provided array of at least BURN_DRIVE_ADR_LEN
|
|
characters size. The persistent address gets copied to it.
|
|
@return 1 = success , 0 = failure , -1 = severe error
|
|
*/
|
|
int burn_drive_convert_scsi_adr(int bus_no, int host_no, int channel_no,
|
|
int target_no, int lun_no, char adr[]);
|
|
|
|
/* ts A60923 - A61005 */
|
|
/** Try to obtain bus,host,channel,target,lun from path. If there is an SCSI
|
|
address at all, then this call should succeed with a persistent
|
|
drive address obtained via burn_drive_get_adr(). It is also supposed to
|
|
succeed with any device file of a (possibly emulated) SCSI device.
|
|
@return 1 = success , 0 = failure , -1 = severe error
|
|
*/
|
|
int burn_drive_obtain_scsi_adr(char *path, int *bus_no, int *host_no,
|
|
int *channel_no, int *target_no, int *lun_no);
|
|
|
|
/** Grab a drive. This must be done before the drive can be used (for reading,
|
|
writing, etc).
|
|
@param drive The drive to grab. This is found in a returned
|
|
burn_drive_info struct.
|
|
@param load Nonzero to make the drive attempt to load a disc (close its
|
|
tray door, etc).
|
|
@return 1 if it was possible to grab the drive, else 0
|
|
*/
|
|
int burn_drive_grab(struct burn_drive *drive, int load);
|
|
|
|
|
|
/** Release a drive. This should not be done until the drive is no longer
|
|
busy (see burn_drive_get_status).
|
|
Linux: The drive is unlocked afterwards. (O_EXCL , F_SETLK).
|
|
@param drive The drive to release.
|
|
@param eject Nonzero to make the drive eject the disc in it.
|
|
*/
|
|
void burn_drive_release(struct burn_drive *drive, int eject);
|
|
|
|
|
|
/** Returns what kind of disc a drive is holding. This function may need to be
|
|
called more than once to get a proper status from it. See burn_disc_status
|
|
for details.
|
|
@param drive The drive to query for a disc.
|
|
@return The status of the drive, or what kind of disc is in it.
|
|
Note: BURN_DISC_UNGRABBED indicates wrong API usage
|
|
*/
|
|
enum burn_disc_status burn_disc_get_status(struct burn_drive *drive);
|
|
|
|
|
|
/* ts A61020 */
|
|
/** WARNING: This revives an old bug-like behavior that might be dangerous.
|
|
Sets the drive status to BURN_DISC_BLANK if it is BURN_DISC_UNREADY
|
|
or BURN_DISC_UNSUITABLE. Thus marking media as writable which actually
|
|
failed to declare themselves either blank or (partially) filled.
|
|
@return 1 drive status has been set , 0 = unsuitable drive status
|
|
*/
|
|
int burn_disc_pretend_blank(struct burn_drive *drive);
|
|
|
|
|
|
/* ts A61106 */
|
|
/** WARNING: This overrides the safety measures against unsuitable media.
|
|
Sets the drive status to BURN_DISC_FULL if it is BURN_DISC_UNREADY
|
|
or BURN_DISC_UNSUITABLE. Thus marking media as blankable which actually
|
|
failed to declare themselves either blank or (partially) filled.
|
|
*/
|
|
int burn_disc_pretend_full(struct burn_drive *drive);
|
|
|
|
|
|
/* ts A61021 */
|
|
/** Reads ATIP information from inserted media. To be obtained via
|
|
burn_drive_get_write_speed(), burn_drive_get_min_write_speed(),
|
|
burn_drive_get_start_end_lba(). The drive must be grabbed for this call.
|
|
@param drive The drive to query.
|
|
@return 1=sucess, 0=no valid ATIP info read, -1 severe error
|
|
*/
|
|
int burn_disc_read_atip(struct burn_drive *drive);
|
|
|
|
|
|
/* ts A61020 */
|
|
/** Returns start and end lba of the media which is currently inserted
|
|
in the given drive. The drive has to be grabbed to have hope for reply.
|
|
Shortcomming (not a feature): unless burn_disc_read_atip() was called
|
|
only blank media will return valid info.
|
|
@param drive The drive to query.
|
|
@param start_lba Returns the start lba value
|
|
@param end_lba Returns the end lba value
|
|
@param flag Bitfield for control purposes (unused yet, submit 0)
|
|
@return 1 if lba values are valid , 0 if invalid
|
|
*/
|
|
int burn_drive_get_start_end_lba(struct burn_drive *drive,
|
|
int *start_lba, int *end_lba, int flag);
|
|
|
|
/* ts A61110 */
|
|
/** Read start lba and Next Writeable Address of a track from media.
|
|
Usually a track lba is obtained from the result of burn_track_get_entry().
|
|
This call retrieves an updated lba, eventual nwa, and can address the
|
|
invisible track to come.
|
|
The drive must be grabbed for this call. One may not issue this call
|
|
during ongoing burn_disc_write() or burn_disc_erase().
|
|
@param d The drive to query.
|
|
@param o If not NULL: write parameters to be set on drive before query
|
|
@param trackno 0=next track to come, >0 number of existing track
|
|
@param lba return value: start lba
|
|
@param nwa return value: Next Writeable Address
|
|
@return 1=nwa is valid , 0=nwa is not valid , -1=error
|
|
*/
|
|
int burn_disc_track_lba_nwa(struct burn_drive *d, struct burn_write_opts *o,
|
|
int trackno, int *lba, int *nwa);
|
|
|
|
/* ts A70131 */
|
|
/** Read start lba of the first track in the last complete session.
|
|
This is the first parameter of mkisofs option -C. The second parameter
|
|
is nwa as obtained by burn_disc_track_lba_nwa() with trackno 0.
|
|
@param d The drive to query.
|
|
@param start_lba returns the start address of that track
|
|
@return <= 0 : failure, 1 = ok
|
|
*/
|
|
int burn_disc_get_msc1(struct burn_drive *d, int *start_lba);
|
|
|
|
|
|
/* ts A70213 */
|
|
/** Return the best possible estimation of the currently available capacity of
|
|
the media. This might depend on particular write option settings. For
|
|
inquiring the space with such a set of options, the drive has to be
|
|
grabbed and BURN_DRIVE_IDLE. If not, then one will only get a canned value
|
|
from the most recent automatic inquiry (e.g. during last drive grabbing).
|
|
An eventual start address from burn_write_opts_set_start_byte() will be
|
|
subtracted from the obtained capacity estimation. Negative results get
|
|
defaulted to 0.
|
|
@param d The drive to query.
|
|
@param o If not NULL: write parameters to be set on drive before query
|
|
@return number of most probably available free bytes
|
|
*/
|
|
off_t burn_disc_available_space(struct burn_drive *d,
|
|
struct burn_write_opts *o);
|
|
|
|
|
|
/* ts A61202 */
|
|
/** Tells the MMC Profile identifier of the loaded media. The drive must be
|
|
grabbed in order to get a non-zero result.
|
|
libburn currently writes only to profiles
|
|
0x09 "CD-R", 0x0a "CD-RW",
|
|
0x11 "DVD-R sequential recording", 0x12 "DVD-RAM",
|
|
0x13 "DVD-RW restricted overwrite", 0x14 "DVD-RW sequential recording",
|
|
0x1a "DVD+RW", 0x1b "DVD+R".
|
|
If enabled by burn_allow_untested_profiles() it also writes to profiles
|
|
0x15 "DVD-R/DL sequential recording", 0x2b "DVD+R/DL".
|
|
@param d The drive where the media is inserted.
|
|
@param pno Profile Number as of mmc5r03c.pdf, table 89
|
|
@param name Profile Name (see above list, unknown profiles have empty name)
|
|
@return 1 profile is valid, 0 no profile info available
|
|
*/
|
|
int burn_disc_get_profile(struct burn_drive *d, int *pno, char name[80]);
|
|
|
|
/** Tells whether a disc can be erased or not
|
|
@return Non-zero means erasable
|
|
*/
|
|
int burn_disc_erasable(struct burn_drive *d);
|
|
|
|
/** Returns the progress and status of a drive.
|
|
@param drive The drive to query busy state for.
|
|
@param p Returns the progress of the operation, NULL if you don't care
|
|
@return the current status of the drive. See also burn_drive_status.
|
|
*/
|
|
enum burn_drive_status burn_drive_get_status(struct burn_drive *drive,
|
|
struct burn_progress *p);
|
|
|
|
/** Creates a write_opts struct for burning to the specified drive
|
|
must be freed with burn_write_opts_free
|
|
@param drive The drive to write with
|
|
@return The write_opts, NULL on error
|
|
*/
|
|
struct burn_write_opts *burn_write_opts_new(struct burn_drive *drive);
|
|
|
|
/** Frees a write_opts struct created with burn_write_opts_new
|
|
@param opts write_opts to free
|
|
*/
|
|
void burn_write_opts_free(struct burn_write_opts *opts);
|
|
|
|
/** Creates a read_opts struct for reading from the specified drive
|
|
must be freed with burn_read_opts_free
|
|
@param drive The drive to read from
|
|
@return The read_opts
|
|
*/
|
|
struct burn_read_opts *burn_read_opts_new(struct burn_drive *drive);
|
|
|
|
/** Frees a read_opts struct created with burn_read_opts_new
|
|
@param opts write_opts to free
|
|
*/
|
|
void burn_read_opts_free(struct burn_read_opts *opts);
|
|
|
|
/** Erase a disc in the drive. The drive must be grabbed successfully BEFORE
|
|
calling this functions. Always ensure that the drive reports a status of
|
|
BURN_DISC_FULL before calling this function. An erase operation is not
|
|
cancellable, as control of the operation is passed wholly to the drive and
|
|
there is no way to interrupt it safely.
|
|
@param drive The drive with which to erase a disc.
|
|
@param fast Nonzero to do a fast erase, where only the disc's headers are
|
|
erased; zero to erase the entire disc.
|
|
With DVD-RW, fast blanking yields media capable only of DAO.
|
|
*/
|
|
void burn_disc_erase(struct burn_drive *drive, int fast);
|
|
|
|
|
|
/* ts A70101 - A70112 */
|
|
/** Format media for use with libburn. This currently applies to DVD-RW
|
|
in state "Sequential Recording" (profile 0014h) which get formatted to
|
|
state "Restricted Overwrite" (profile 0013h). DVD+RW can be "de-iced"
|
|
by setting bit2 of flag. Other media cannot be formatted yet.
|
|
@param drive The drive with the disc to format.
|
|
@param size The size in bytes to be used with the format command. It should
|
|
be divisible by 32*1024. The effect of this parameter may
|
|
depend on the media profile.
|
|
@param flag Bitfield for control purposes:
|
|
bit0= after formatting, write the given number of zero-bytes
|
|
to the media and eventually perform preliminary closing.
|
|
bit1= insist in size 0 even if there is a better default known
|
|
bit2= format to maximum available size
|
|
bit3= -reserved-
|
|
bit4= enforce re-format of (partly) formatted media
|
|
bit7= MMC expert application mode (else libburn tries to
|
|
choose a suitable format type):
|
|
bit8 to bit15 contain the index of the format to use. See
|
|
burn_disc_get_formats(), burn_disc_get_format_descr().
|
|
Acceptable types are: 0x00, 0x10, 0x11, 0x13, 0x15, 0x26.
|
|
If bit7 is set, bit4 is set automatically.
|
|
*/
|
|
void burn_disc_format(struct burn_drive *drive, off_t size, int flag);
|
|
|
|
|
|
/* ts A70112 */
|
|
/** Possible formatting status values */
|
|
#define BURN_FORMAT_IS_UNFORMATTED 1
|
|
#define BURN_FORMAT_IS_FORMATTED 2
|
|
#define BURN_FORMAT_IS_UNKNOWN 3
|
|
|
|
/** Inquire the formatting status, the associated sizes and the number of
|
|
available formats. The info is media specific and stems from MMC command
|
|
23h READ FORMAT CAPACITY. See mmc5r03c.pdf 6.24 for background details.
|
|
Media type can be determined via burn_disc_get_profile().
|
|
@param drive The drive with the disc to format.
|
|
@param status The current formatting status of the inserted media.
|
|
See BURN_FORMAT_IS_* macros. Note: "unknown" is the
|
|
legal status for quick formatted, yet unwritten DVD-RW.
|
|
@param size The size in bytes associated with status.
|
|
unformatted: the maximum achievable size of the media
|
|
formatted: the currently formatted capacity
|
|
unknown: maximum capacity of drive or of media
|
|
@param bl_sas Additional info "Block Length/Spare Area Size".
|
|
Expected to be constantly 2048 for non-BD media.
|
|
@param num_formats The number of available formats. To be used with
|
|
burn_disc_get_format_descr() to obtain such a format
|
|
and eventually with burn_disc_format() to select one.
|
|
@return 1 reply is valid , <=0 failure
|
|
*/
|
|
int burn_disc_get_formats(struct burn_drive *drive, int *status, off_t *size,
|
|
unsigned *bl_sas, int *num_formats);
|
|
|
|
/** Inquire parameters of an available media format.
|
|
@param drive The drive with the disc to format.
|
|
@param index The index of the format item. Beginning with 0 up to reply
|
|
parameter from burn_disc_get_formats() : num_formats - 1
|
|
@param type The format type. See mmc5r03c.pdf, 6.5, 04h FORMAT UNIT.
|
|
0x00=full, 0x10=CD-RW/DVD-RW full, 0x11=CD-RW/DVD-RW grow,
|
|
0x15=DVD-RW quick, 0x13=DVD-RW quick grow,
|
|
0x26=DVD+RW background
|
|
@param size The maximum size in bytes achievable with this format.
|
|
@param tdp Type Dependent Parameter. See mmc5r03c.pdf.
|
|
@return 1 reply is valid , <=0 failure
|
|
*/
|
|
int burn_disc_get_format_descr(struct burn_drive *drive, int index,
|
|
int *type, off_t *size, unsigned *tdp);
|
|
|
|
|
|
|
|
/* ts A61109 : this was and is defunct */
|
|
/** Read a disc from the drive and write it to an fd pair. The drive must be
|
|
grabbed successfully BEFORE calling this function. Always ensure that the
|
|
drive reports a status of BURN_DISC_FULL before calling this function.
|
|
@param drive The drive from which to read a disc.
|
|
@param o The options for the read operation.
|
|
*/
|
|
void burn_disc_read(struct burn_drive *drive, const struct burn_read_opts *o);
|
|
|
|
|
|
|
|
/* ts A70222 */
|
|
/** The length of a rejection reasons string for burn_precheck_write() and
|
|
burn_write_opts_auto_write_type() .
|
|
*/
|
|
#define BURN_REASONS_LEN 4096
|
|
|
|
|
|
/* ts A70219 */
|
|
/** Examines a completed setup for burn_disc_write() wether it is permissible
|
|
with drive and media. This function is called by burn_disc_write() but
|
|
an application might be interested in this check in advance.
|
|
@param o The options for the writing operation.
|
|
@param disc The descrition of the disc to be created
|
|
@param reasons Eventually returns a list of rejection reason statements
|
|
@param silent 1= do not issue error messages , 0= report problems
|
|
@return 1 ok, -1= no recordable media detected, 0= other failure
|
|
*/
|
|
int burn_precheck_write(struct burn_write_opts *o, struct burn_disc *disc,
|
|
char reasons[BURN_REASONS_LEN], int silent);
|
|
|
|
/* <<< enabling switch for internal usage and trust in this function */
|
|
#define Libburn_precheck_write_ruleS 1
|
|
|
|
|
|
/** Write a disc in the drive. The drive must be grabbed successfully before
|
|
calling this function. Always ensure that the drive reports a status of
|
|
BURN_DISC_BLANK ot BURN_DISC_APPENDABLE before calling this function.
|
|
Note: write_type BURN_WRITE_SAO is currently not capable of writing a mix
|
|
of data and audio tracks. You must use BURN_WRITE_TAO for such sessions.
|
|
To be set by burn_write_opts_set_write_type().
|
|
Note: This function is not suitable for overwriting data in the middle of
|
|
a valid data area because it is allowed to append trailing data.
|
|
For exact random access overwriting use burn_random_access_write().
|
|
@param o The options for the writing operation.
|
|
@param disc The struct burn_disc * that described the disc to be created
|
|
*/
|
|
void burn_disc_write(struct burn_write_opts *o, struct burn_disc *disc);
|
|
|
|
/** Cancel an operation on a drive.
|
|
This will only work when the drive's busy state is BURN_DRIVE_READING or
|
|
BURN_DRIVE_WRITING.
|
|
@param drive The drive on which to cancel the current operation.
|
|
*/
|
|
void burn_drive_cancel(struct burn_drive *drive);
|
|
|
|
|
|
/* ts A61223 */
|
|
/** Inquire wether the most recent write run was successful. Reasons for
|
|
non-success may be: rejection of burn parameters, abort during fatal errors
|
|
during write, a call to burn_drive_cancel() by the application thread.
|
|
@param d The drive to inquire.
|
|
@return 1=burn seems to have went well, 0=burn failed
|
|
*/
|
|
int burn_drive_wrote_well(struct burn_drive *d);
|
|
|
|
|
|
/** Convert a minute-second-frame (MSF) value to sector count
|
|
@param m Minute component
|
|
@param s Second component
|
|
@param f Frame component
|
|
@return The sector count
|
|
*/
|
|
int burn_msf_to_sectors(int m, int s, int f);
|
|
|
|
/** Convert a sector count to minute-second-frame (MSF)
|
|
@param sectors The sector count
|
|
@param m Returns the minute component
|
|
@param s Returns the second component
|
|
@param f Returns the frame component
|
|
*/
|
|
void burn_sectors_to_msf(int sectors, int *m, int *s, int *f);
|
|
|
|
/** Convert a minute-second-frame (MSF) value to an lba
|
|
@param m Minute component
|
|
@param s Second component
|
|
@param f Frame component
|
|
@return The lba
|
|
*/
|
|
int burn_msf_to_lba(int m, int s, int f);
|
|
|
|
/** Convert an lba to minute-second-frame (MSF)
|
|
@param lba The lba
|
|
@param m Returns the minute component
|
|
@param s Returns the second component
|
|
@param f Returns the frame component
|
|
*/
|
|
void burn_lba_to_msf(int lba, int *m, int *s, int *f);
|
|
|
|
/** Create a new disc */
|
|
struct burn_disc *burn_disc_create(void);
|
|
|
|
/** Delete disc and decrease the reference count on all its sessions
|
|
@param d The disc to be freed
|
|
*/
|
|
void burn_disc_free(struct burn_disc *d);
|
|
|
|
/** Create a new session */
|
|
struct burn_session *burn_session_create(void);
|
|
|
|
/** Free a session (and decrease reference count on all tracks inside)
|
|
@param s Session to be freed
|
|
*/
|
|
void burn_session_free(struct burn_session *s);
|
|
|
|
/** Add a session to a disc at a specific position, increasing the
|
|
sessions's reference count.
|
|
@param d Disc to add the session to
|
|
@param s Session to add to the disc
|
|
@param pos position to add at (BURN_POS_END is "at the end")
|
|
@return 0 for failure, 1 for success
|
|
*/
|
|
int burn_disc_add_session(struct burn_disc *d, struct burn_session *s,
|
|
unsigned int pos);
|
|
|
|
/** Remove a session from a disc
|
|
@param d Disc to remove session from
|
|
@param s Session pointer to find and remove
|
|
*/
|
|
int burn_disc_remove_session(struct burn_disc *d, struct burn_session *s);
|
|
|
|
|
|
/** Create a track (for TAO recording, or to put in a session) */
|
|
struct burn_track *burn_track_create(void);
|
|
|
|
/** Free a track
|
|
@param t Track to free
|
|
*/
|
|
void burn_track_free(struct burn_track *t);
|
|
|
|
/** Add a track to a session at specified position
|
|
@param s Session to add to
|
|
@param t Track to insert in session
|
|
@param pos position to add at (BURN_POS_END is "at the end")
|
|
@return 0 for failure, 1 for success
|
|
*/
|
|
int burn_session_add_track(struct burn_session *s, struct burn_track *t,
|
|
unsigned int pos);
|
|
|
|
/** Remove a track from a session
|
|
@param s Session to remove track from
|
|
@param t Track pointer to find and remove
|
|
@return 0 for failure, 1 for success
|
|
*/
|
|
int burn_session_remove_track(struct burn_session *s, struct burn_track *t);
|
|
|
|
|
|
/** Define the data in a track
|
|
@param t the track to define
|
|
@param offset The lib will write this many 0s before start of data
|
|
@param tail The number of extra 0s to write after data
|
|
@param pad 1 means the lib should pad the last sector with 0s if the
|
|
track isn't exactly sector sized. (otherwise the lib will
|
|
begin reading from the next track)
|
|
@param mode data format (bitfield)
|
|
*/
|
|
void burn_track_define_data(struct burn_track *t, int offset, int tail,
|
|
int pad, int mode);
|
|
|
|
|
|
/* ts A61024 */
|
|
/** Define wether a track shall swap bytes of its input stream.
|
|
@param t The track to change
|
|
@param swap_source_bytes 0=do not swap, 1=swap byte pairs
|
|
@return 1=success , 0=unacceptable value
|
|
*/
|
|
int burn_track_set_byte_swap(struct burn_track *t, int swap_source_bytes);
|
|
|
|
|
|
/** Set the ISRC details for a track
|
|
@param t The track to change
|
|
@param country the 2 char country code. Each character must be
|
|
only numbers or letters.
|
|
@param owner 3 char owner code. Each character must be only numbers
|
|
or letters.
|
|
@param year 2 digit year. A number in 0-99 (Yep, not Y2K friendly).
|
|
@param serial 5 digit serial number. A number in 0-99999.
|
|
*/
|
|
void burn_track_set_isrc(struct burn_track *t, char *country, char *owner,
|
|
unsigned char year, unsigned int serial);
|
|
|
|
/** Disable ISRC parameters for a track
|
|
@param t The track to change
|
|
*/
|
|
void burn_track_clear_isrc(struct burn_track *t);
|
|
|
|
/** Hide the first track in the "pre gap" of the disc
|
|
@param s session to change
|
|
@param onoff 1 to enable hiding, 0 to disable
|
|
*/
|
|
void burn_session_hide_first_track(struct burn_session *s, int onoff);
|
|
|
|
/** Get the drive's disc struct - free when done
|
|
@param d drive to query
|
|
@return the disc struct or NULL on failure
|
|
*/
|
|
struct burn_disc *burn_drive_get_disc(struct burn_drive *d);
|
|
|
|
/** Set the track's data source
|
|
@param t The track to set the data source for
|
|
@param s The data source to use for the contents of the track
|
|
@return An error code stating if the source is ready for use for
|
|
writing the track, or if an error occured
|
|
|
|
*/
|
|
enum burn_source_status burn_track_set_source(struct burn_track *t,
|
|
struct burn_source *s);
|
|
|
|
|
|
/* ts A70218 */
|
|
/** Set a default track size to be used only if the track turns out to be of
|
|
unpredictable length and if the effective write type demands a fixed size.
|
|
This can be useful to enable write types CD SAO or DVD DAO together with
|
|
a track source like stdin. If the track source delivers fewer bytes than
|
|
announced then the track will be padded up with zeros.
|
|
@param t The track to change
|
|
@param size The size to set
|
|
@return 0=failure 1=sucess
|
|
*/
|
|
int burn_track_set_default_size(struct burn_track *t, off_t size);
|
|
|
|
/** Free a burn_source (decrease its refcount and maybe free it)
|
|
@param s Source to free
|
|
*/
|
|
void burn_source_free(struct burn_source *s);
|
|
|
|
/** Creates a data source for an image file (and maybe subcode file) */
|
|
struct burn_source *burn_file_source_new(const char *path,
|
|
const char *subpath);
|
|
|
|
/** Creates a data source for an image file (a track) from an open
|
|
readable filedescriptor, an eventually open readable subcodes file
|
|
descriptor and eventually a fixed size in bytes.
|
|
@param datafd The source of data.
|
|
@param subfd The eventual source for subcodes. Not used if -1.
|
|
@param size The eventual fixed size of eventually both fds.
|
|
If this value is 0, the size will be determined from datafd.
|
|
*/
|
|
struct burn_source *burn_fd_source_new(int datafd, int subfd, off_t size);
|
|
|
|
|
|
/* ts A70328 */
|
|
/** Sets a fixed track size after the data source object has already been
|
|
created.
|
|
@param t The track to poperate on
|
|
@param size the number of bytes to use as track size
|
|
@return <=0 indicates failure , >0 success
|
|
*/
|
|
int burn_track_set_size(struct burn_track *t, off_t size);
|
|
|
|
|
|
/** Tells how long a track will be on disc
|
|
>>> NOTE: Not reliable with tracks of undefined length
|
|
*/
|
|
int burn_track_get_sectors(struct burn_track *);
|
|
|
|
|
|
/* ts A61101 */
|
|
/** Tells how many source bytes have been read and how many data bytes have
|
|
been written by the track during burn */
|
|
int burn_track_get_counters(struct burn_track *t,
|
|
off_t *read_bytes, off_t *written_bytes);
|
|
|
|
|
|
/** Sets drive read and write speed
|
|
Note: "k" is 1000, not 1024. 1xCD = 176.4 k/s, 1xDVD = 1385 k/s.
|
|
Fractional speeds should be rounded up. Like 4xCD = 706.
|
|
@param d The drive to set speed for
|
|
@param read Read speed in k/s (0 is max, -1 is min).
|
|
@param write Write speed in k/s (0 is max, -1 is min).
|
|
*/
|
|
void burn_drive_set_speed(struct burn_drive *d, int read, int write);
|
|
|
|
|
|
/* ts A70711 */
|
|
/** Controls the behavior with writing when the drive buffer is suspected to
|
|
be full. To check and wait for enough free buffer space before writing
|
|
will move the task of waiting from the operating system's device driver
|
|
to libburn. While writing is going on and waiting is enabled, any write
|
|
operation will be checked wether it will fill the drive buffer up to
|
|
more than max_percent. If so, then waiting will happen until the buffer
|
|
fill is predicted with at most min_percent.
|
|
Thus: if min_percent < max_percent then transfer rate will oscillate.
|
|
This may allow the driver to operate on other devices, e.g. a disk from
|
|
which to read the input for writing. On the other hand, this checking might
|
|
reduce maximum throughput to the drive or even get misled by faulty buffer
|
|
fill replies from the drive.
|
|
If a setting parameter is < 0, then this setting will stay unchanged
|
|
by the call.
|
|
Known burner or media specific pitfalls:
|
|
To have max_percent larger than the burner's best reported buffer fill has
|
|
the same effect as min_percent==max_percent. Some burners do not report
|
|
their full buffer with all media types. Some are not suitable because
|
|
they report their buffer fill with delay.
|
|
@param d The drive to control
|
|
@param enable 0= disable , 1= enable waiting , (-1 = do not change setting)
|
|
@param min_usec Shortest possible sleeping period (given in micro seconds)
|
|
@param max_usec Longest possible sleeping period (given in micro seconds)
|
|
@param timeout_sec If a single write has to wait longer than this number
|
|
of seconds, then waiting gets disabled and mindless
|
|
writing starts. A value of 0 disables this timeout.
|
|
@param min_percent Minimum of desired buffer oscillation: 25 to 100
|
|
@param max_percent Maximum of desired buffer oscillation: 25 to 100
|
|
@return 1=success , 0=failure
|
|
*/
|
|
int burn_drive_set_buffer_waiting(struct burn_drive *d, int enable,
|
|
int min_usec, int max_usec, int timeout_sec,
|
|
int min_percent, int max_percent);
|
|
|
|
|
|
/* these are for my debugging, they will disappear */
|
|
void burn_structure_print_disc(struct burn_disc *d);
|
|
void burn_structure_print_session(struct burn_session *s);
|
|
void burn_structure_print_track(struct burn_track *t);
|
|
|
|
/** Sets the write type for the write_opts struct.
|
|
Note: write_type BURN_WRITE_SAO is currently not capable of writing a mix
|
|
of data and audio tracks. You must use BURN_WRITE_TAO for such sessions.
|
|
@param opts The write opts to change
|
|
@param write_type The write type to use
|
|
@param block_type The block type to use
|
|
@return Returns 1 on success and 0 on failure.
|
|
*/
|
|
int burn_write_opts_set_write_type(struct burn_write_opts *opts,
|
|
enum burn_write_types write_type,
|
|
int block_type);
|
|
|
|
|
|
/* ts A70207 */
|
|
/** As an alternative to burn_write_opts_set_write_type() this function tries
|
|
to find a suitable write type and block type for a given write job
|
|
described by opts and disc. To be used after all other setups have been
|
|
made, i.e. immediately before burn_disc_write().
|
|
@param opts The nearly complete write opts to change
|
|
@param disc The already composed session and track model
|
|
@param reasons This text string collects reasons for decision resp. failure
|
|
@param flag Bitfield for control purposes:
|
|
bit0= do not choose type but check the one that is already set
|
|
bit1= do not issue error messages via burn_msgs queue
|
|
(is automatically set with bit0)
|
|
@return Chosen write type. BURN_WRITE_NONE on failure.
|
|
*/
|
|
enum burn_write_types burn_write_opts_auto_write_type(
|
|
struct burn_write_opts *opts, struct burn_disc *disc,
|
|
char reasons[BURN_REASONS_LEN], int flag);
|
|
|
|
|
|
/** Supplies toc entries for writing - not normally required for cd mastering
|
|
@param opts The write opts to change
|
|
@param count The number of entries
|
|
@param toc_entries
|
|
*/
|
|
void burn_write_opts_set_toc_entries(struct burn_write_opts *opts,
|
|
int count,
|
|
struct burn_toc_entry *toc_entries);
|
|
|
|
/** Sets the session format for a disc
|
|
@param opts The write opts to change
|
|
@param format The session format to set
|
|
*/
|
|
void burn_write_opts_set_format(struct burn_write_opts *opts, int format);
|
|
|
|
/** Sets the simulate value for the write_opts struct
|
|
@param opts The write opts to change
|
|
@param sim If non-zero, the drive will perform a simulation instead of a burn
|
|
@return Returns 1 on success and 0 on failure.
|
|
*/
|
|
int burn_write_opts_set_simulate(struct burn_write_opts *opts, int sim);
|
|
|
|
/** Controls buffer underrun prevention
|
|
@param opts The write opts to change
|
|
@param underrun_proof if non-zero, buffer underrun protection is enabled
|
|
@return Returns 1 on success and 0 on failure.
|
|
*/
|
|
int burn_write_opts_set_underrun_proof(struct burn_write_opts *opts,
|
|
int underrun_proof);
|
|
|
|
/** Sets whether to use opc or not with the write_opts struct
|
|
@param opts The write opts to change
|
|
@param opc If non-zero, optical power calibration will be performed at
|
|
start of burn
|
|
|
|
*/
|
|
void burn_write_opts_set_perform_opc(struct burn_write_opts *opts, int opc);
|
|
|
|
void burn_write_opts_set_has_mediacatalog(struct burn_write_opts *opts, int has_mediacatalog);
|
|
|
|
void burn_write_opts_set_mediacatalog(struct burn_write_opts *opts, unsigned char mediacatalog[13]);
|
|
|
|
|
|
/* ts A61106 */
|
|
/** Sets the multi flag which eventually marks the emerging session as not
|
|
being the last one and thus creating a BURN_DISC_APPENDABLE media.
|
|
@param multi 1=media will be appendable, 0=media will be closed (default)
|
|
*/
|
|
void burn_write_opts_set_multi(struct burn_write_opts *opts, int multi);
|
|
|
|
|
|
/* ts A61222 */
|
|
/** Sets a start address for writing to media and write modes which allow to
|
|
choose this address at all (for now: DVD+RW, DVD-RAM, formatted DVD-RW).
|
|
now). The address is given in bytes. If it is not -1 then a write run
|
|
will fail if choice of start address is not supported or if the block
|
|
alignment of the address is not suitable for media and write mode.
|
|
Alignment to 32 kB blocks is supposed to be safe with DVD media.
|
|
Call burn_disc_get_multi_caps() can obtain the necessary media info. See
|
|
resulting struct burn_multi_caps elements .start_adr , .start_alignment ,
|
|
.start_range_low , .start_range_high .
|
|
@param opts The write opts to change
|
|
@param value The address in bytes (-1 = start at default address)
|
|
*/
|
|
void burn_write_opts_set_start_byte(struct burn_write_opts *opts, off_t value);
|
|
|
|
|
|
/* ts A70213 */
|
|
/** Caution: still immature and likely to change. Problems arose with
|
|
sequential DVD-RW on one drive.
|
|
|
|
Controls wether the whole available space of the media shall be filled up
|
|
by the last track of the last session.
|
|
@param opts The write opts to change
|
|
@param fill_up_media If 1 : fill up by last track, if 0 = do not fill up
|
|
*/
|
|
void burn_write_opts_set_fillup(struct burn_write_opts *opts,
|
|
int fill_up_media);
|
|
|
|
|
|
/* ts A70303 */
|
|
/** Eventually makes libburn ignore the failure of some conformance checks:
|
|
- the check wether CD write+block type is supported by the drive
|
|
- the check wether the media profile supports simulated burning
|
|
@param opts The write opts to change
|
|
@param use_force 1=ignore above checks, 0=refuse work on failed check
|
|
*/
|
|
void burn_write_opts_set_force(struct burn_write_opts *opts, int use_force);
|
|
|
|
|
|
/** Sets whether to read in raw mode or not
|
|
@param opts The read opts to change
|
|
@param raw_mode If non-zero, reading will be done in raw mode, so that everything in the data tracks on the
|
|
disc is read, including headers.
|
|
*/
|
|
void burn_read_opts_set_raw(struct burn_read_opts *opts, int raw_mode);
|
|
|
|
/** Sets whether to report c2 errors or not
|
|
@param opts The read opts to change
|
|
@param c2errors If non-zero, report c2 errors.
|
|
*/
|
|
void burn_read_opts_set_c2errors(struct burn_read_opts *opts, int c2errors);
|
|
|
|
/** Sets whether to read subcodes from audio tracks or not
|
|
@param opts The read opts to change
|
|
@param subcodes_audio If non-zero, read subcodes from audio tracks on the disc.
|
|
*/
|
|
void burn_read_opts_read_subcodes_audio(struct burn_read_opts *opts,
|
|
int subcodes_audio);
|
|
|
|
/** Sets whether to read subcodes from data tracks or not
|
|
@param opts The read opts to change
|
|
@param subcodes_data If non-zero, read subcodes from data tracks on the disc.
|
|
*/
|
|
void burn_read_opts_read_subcodes_data(struct burn_read_opts *opts,
|
|
int subcodes_data);
|
|
|
|
/** Sets whether to recover errors if possible
|
|
@param opts The read opts to change
|
|
@param hardware_error_recovery If non-zero, attempt to recover errors if possible.
|
|
*/
|
|
void burn_read_opts_set_hardware_error_recovery(struct burn_read_opts *opts,
|
|
int hardware_error_recovery);
|
|
|
|
/** Sets whether to report recovered errors or not
|
|
@param opts The read opts to change
|
|
@param report_recovered_errors If non-zero, recovered errors will be reported.
|
|
*/
|
|
void burn_read_opts_report_recovered_errors(struct burn_read_opts *opts,
|
|
int report_recovered_errors);
|
|
|
|
/** Sets whether blocks with unrecoverable errors should be read or not
|
|
@param opts The read opts to change
|
|
@param transfer_damaged_blocks If non-zero, blocks with unrecoverable errors will still be read.
|
|
*/
|
|
void burn_read_opts_transfer_damaged_blocks(struct burn_read_opts *opts,
|
|
int transfer_damaged_blocks);
|
|
|
|
/** Sets the number of retries to attempt when trying to correct an error
|
|
@param opts The read opts to change
|
|
@param hardware_error_retries The number of retries to attempt when correcting an error.
|
|
*/
|
|
void burn_read_opts_set_hardware_error_retries(struct burn_read_opts *opts,
|
|
unsigned char hardware_error_retries);
|
|
|
|
/** Gets the maximum write speed for a drive and eventually loaded media.
|
|
The return value might change by the media type of already loaded media,
|
|
again by call burn_drive_grab() and again by call burn_disc_read_atip().
|
|
@param d Drive to query
|
|
@return Maximum write speed in K/s
|
|
*/
|
|
int burn_drive_get_write_speed(struct burn_drive *d);
|
|
|
|
|
|
/* ts A61021 */
|
|
/** Gets the minimum write speed for a drive and eventually loaded media.
|
|
The return value might change by the media type of already loaded media,
|
|
again by call burn_drive_grab() and again by call burn_disc_read_atip().
|
|
@param d Drive to query
|
|
@return Minimum write speed in K/s
|
|
*/
|
|
int burn_drive_get_min_write_speed(struct burn_drive *d);
|
|
|
|
|
|
/** Gets the maximum read speed for a drive
|
|
@param d Drive to query
|
|
@return Maximum read speed in K/s
|
|
*/
|
|
int burn_drive_get_read_speed(struct burn_drive *d);
|
|
|
|
|
|
/* ts A61226 */
|
|
/** Obtain a copy of the current speed descriptor list. The drive's list gets
|
|
updated on various occasions such as burn_drive_grab() but the copy
|
|
obtained here stays untouched. It has to be disposed via
|
|
burn_drive_free_speedlist() when it is not longer needed. Speeds
|
|
may appear several times in the list. The list content depends much on
|
|
drive and media type. It seems that .source == 1 applies mostly to CD media
|
|
whereas .source == 2 applies to any media.
|
|
@param d Drive to query
|
|
@param speed_list The copy. If empty, *speed_list gets returned as NULL.
|
|
@return 1=success , 0=list empty , <0 severe error
|
|
*/
|
|
int burn_drive_get_speedlist(struct burn_drive *d,
|
|
struct burn_speed_descriptor **speed_list);
|
|
|
|
/* ts A70713 */
|
|
/** Look up the fastest speed descriptor which is not faster than the given
|
|
speed_goal. If it is 0, then the fastest one is chosen among the
|
|
descriptors with the highest end_lba. If it is -1 then the slowest speed
|
|
descriptor is chosen regardless of end_lba. Parameter flag decides wether
|
|
the speed goal means write speed or read speed.
|
|
@param d Drive to query
|
|
@param speed_goal Upper limit for speed,
|
|
0=search for maximum speed , -1 search for minimum speed
|
|
@param best_descr Result of the search, NULL if no match
|
|
@param flag Bitfield for control purposes
|
|
bit0= look for best read speed rather than write speed
|
|
bit1= look for any source type (else look for source==2 first
|
|
and for any other source type only with CD media)
|
|
@return >0 indicates a valid best_descr, 0 = no valid best_descr
|
|
*/
|
|
int burn_drive_get_best_speed(struct burn_drive *d, int speed_goal,
|
|
struct burn_speed_descriptor **best_descr, int flag);
|
|
|
|
|
|
/* ts A61226 */
|
|
/** Dispose a speed descriptor list copy which was obtained by
|
|
burn_drive_get_speedlist().
|
|
@param speed_list The list copy. *speed_list gets set to NULL.
|
|
@return 1=list disposed , 0= *speedlist was already NULL
|
|
*/
|
|
int burn_drive_free_speedlist(struct burn_speed_descriptor **speed_list);
|
|
|
|
|
|
/* ts A70203 */
|
|
/** The reply structure for burn_disc_get_multi_caps()
|
|
*/
|
|
struct burn_multi_caps {
|
|
|
|
/* Multi-session capability allows to keep the media appendable after
|
|
writing a session. It also guarantees that the drive will be able
|
|
to predict and use the appropriate Next Writeable Address to place
|
|
the next session on the media without overwriting the existing ones.
|
|
It does not guarantee that the selected write type is able to do
|
|
an appending session after the next session. (E.g. CD SAO is capable
|
|
of multi-session by keeping a disc appendable. But .might_do_sao
|
|
will be 0 afterwards, when checking the appendable media.)
|
|
1= media may be kept appendable by burn_write_opts_set_multi(o,1)
|
|
0= media will not be appendable
|
|
*/
|
|
int multi_session;
|
|
|
|
/* Multi-track capability allows to write more than one track source
|
|
during a single session. The written tracks can later be found in
|
|
libburn's TOC model with their start addresses and sizes.
|
|
1= multiple tracks per session are allowed
|
|
0= only one track per session allowed
|
|
*/
|
|
int multi_track;
|
|
|
|
/* Start-address capability allows to set a non-zero address with
|
|
burn_write_opts_set_start_byte(). Eventually this has to respect
|
|
.start_alignment and .start_range_low, .start_range_high in this
|
|
structure.
|
|
1= non-zero start address is allowed
|
|
0= only start address 0 is allowed (to depict the drive's own idea
|
|
about the appropriate write start)
|
|
*/
|
|
int start_adr;
|
|
|
|
/** The alignment for start addresses.
|
|
( start_address % start_alignment ) must be 0.
|
|
*/
|
|
off_t start_alignment;
|
|
|
|
/** The lowest permissible start address.
|
|
*/
|
|
off_t start_range_low;
|
|
|
|
/** The highest addressable start address.
|
|
*/
|
|
off_t start_range_high;
|
|
|
|
/** Potential availability of write modes
|
|
4= needs no size prediction, not to be chosen automatically
|
|
3= needs size prediction, not to be chosen automatically
|
|
2= available, no size prediction necessary
|
|
1= available, needs exact size prediction
|
|
0= not available
|
|
With CD media (profiles 0x09 and 0x0a) check also the elements
|
|
*_block_types of the according write mode.
|
|
*/
|
|
int might_do_tao;
|
|
int might_do_sao;
|
|
int might_do_raw;
|
|
|
|
/** Generally advised write mode.
|
|
Not necessarily the one chosen by burn_write_opts_auto_write_type()
|
|
because the burn_disc structure might impose particular demands.
|
|
*/
|
|
enum burn_write_types advised_write_mode;
|
|
|
|
/** Write mode as given by parameter wt of burn_disc_get_multi_caps().
|
|
*/
|
|
enum burn_write_types selected_write_mode;
|
|
|
|
/** Profile number which was current when the reply was generated */
|
|
int current_profile;
|
|
|
|
/** Wether the current profile indicates CD media. 1=yes, 0=no */
|
|
int current_is_cd_profile;
|
|
|
|
/* ts A70528, added to version 0.3.7 */
|
|
/** Wether the current profile is able to perform simulated write */
|
|
int might_simulate;
|
|
};
|
|
|
|
/** Allocates a struct burn_multi_caps (see above) and fills it with values
|
|
which are appropriate for the drive and the loaded media. The drive
|
|
must be grabbed for this call. The returned structure has to be disposed
|
|
via burn_disc_free_multi_caps() when no longer needed.
|
|
@param d The drive to inquire
|
|
@param wt With BURN_WRITE_NONE the best capabilities of all write modes
|
|
get returned. If set to a write mode like BURN_WRITE_SAO the
|
|
capabilities with that particular mode are returned and the
|
|
return value is 0 if the desired mode is not possible.
|
|
@param caps returns the info structure
|
|
@param flag Bitfield for control purposes (unused yet, submit 0)
|
|
@return < 0 : error , 0 : writing seems impossible , 1 : writing possible
|
|
*/
|
|
int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
|
|
struct burn_multi_caps **caps, int flag);
|
|
|
|
/** Removes from memory a multi session info structure which was returned by
|
|
burn_disc_get_multi_caps(). The pointer *caps gets set to NULL.
|
|
@param caps the info structure to dispose (note: pointer to pointer)
|
|
@return 0 : *caps was already NULL, 1 : memory object was disposed
|
|
*/
|
|
int burn_disc_free_multi_caps(struct burn_multi_caps **caps);
|
|
|
|
|
|
/** Gets a copy of the toc_entry structure associated with a track
|
|
@param t Track to get the entry from
|
|
@param entry Struct for the library to fill out
|
|
*/
|
|
void burn_track_get_entry(struct burn_track *t, struct burn_toc_entry *entry);
|
|
|
|
/** Gets a copy of the toc_entry structure associated with a session's lead out
|
|
@param s Session to get the entry from
|
|
@param entry Struct for the library to fill out
|
|
*/
|
|
void burn_session_get_leadout_entry(struct burn_session *s,
|
|
struct burn_toc_entry *entry);
|
|
|
|
/** Gets an array of all the sessions for the disc
|
|
THIS IS NO LONGER VALID AFTER YOU ADD OR REMOVE A SESSION
|
|
@param d Disc to get session array for
|
|
@param num Returns the number of sessions in the array
|
|
@return array of sessions
|
|
*/
|
|
struct burn_session **burn_disc_get_sessions(struct burn_disc *d,
|
|
int *num);
|
|
|
|
int burn_disc_get_sectors(struct burn_disc *d);
|
|
|
|
/** Gets an array of all the tracks for a session
|
|
THIS IS NO LONGER VALID AFTER YOU ADD OR REMOVE A TRACK
|
|
@param s session to get track array for
|
|
@param num Returns the number of tracks in the array
|
|
@return array of tracks
|
|
*/
|
|
struct burn_track **burn_session_get_tracks(struct burn_session *s,
|
|
int *num);
|
|
|
|
int burn_session_get_sectors(struct burn_session *s);
|
|
|
|
/** Gets the mode of a track
|
|
@param track the track to query
|
|
@return the track's mode
|
|
*/
|
|
int burn_track_get_mode(struct burn_track *track);
|
|
|
|
/** Returns whether the first track of a session is hidden in the pregap
|
|
@param session the session to query
|
|
@return non-zero means the first track is hidden
|
|
*/
|
|
int burn_session_get_hidefirst(struct burn_session *session);
|
|
|
|
/** Returns the library's version in its parts
|
|
@param major The major version number
|
|
@param minor The minor version number
|
|
@param micro The micro version number
|
|
*/
|
|
void burn_version(int *major, int *minor, int *micro);
|
|
|
|
|
|
/* ts A60924 : ticket 74 */
|
|
/** Control queueing and stderr printing of messages from libburn.
|
|
Severity may be one of "NEVER", "FATAL", "SORRY", "WARNING", "HINT",
|
|
"NOTE", "UPDATE", "DEBUG", "ALL".
|
|
@param queue_severity Gives the minimum limit for messages to be queued.
|
|
Default: "NEVER". If you queue messages then you
|
|
must consume them by burn_msgs_obtain().
|
|
@param print_severity Does the same for messages to be printed directly
|
|
to stderr. Default: "FATAL".
|
|
@param print_id A text prefix to be printed before the message.
|
|
@return >0 for success, <=0 for error
|
|
|
|
*/
|
|
int burn_msgs_set_severities(char *queue_severity,
|
|
char *print_severity, char *print_id);
|
|
|
|
/* ts A60924 : ticket 74 */
|
|
#define BURN_MSGS_MESSAGE_LEN 4096
|
|
|
|
/** Obtain the oldest pending libburn message from the queue which has at
|
|
least the given minimum_severity. This message and any older message of
|
|
lower severity will get discarded from the queue and is then lost forever.
|
|
@param minimum_severity may be one of "NEVER", "FATAL", "SORRY",
|
|
"WARNING", "HINT", "NOTE", "UPDATE", "DEBUG", "ALL".
|
|
To call with minimum_severity "NEVER" will discard the
|
|
whole queue.
|
|
@param error_code Will become a unique error code as liste in
|
|
libburn/libdax_msgs.h
|
|
@param msg_text Must provide at least BURN_MSGS_MESSAGE_LEN bytes.
|
|
@param os_errno Will become the eventual errno related to the message
|
|
@param severity Will become the severity related to the message and
|
|
should provide at least 80 bytes.
|
|
@return 1 if a matching item was found, 0 if not, <0 for severe errors
|
|
*/
|
|
int burn_msgs_obtain(char *minimum_severity,
|
|
int *error_code, char msg_text[], int *os_errno,
|
|
char severity[]);
|
|
|
|
|
|
/* ts A61002 */
|
|
/** The prototype of a handler function suitable for burn_set_abort_handling().
|
|
Such a function has to return -2 if it does not want the process to
|
|
exit with value 1.
|
|
*/
|
|
typedef int (*burn_abort_handler_t)(void *handle, int signum, int flag);
|
|
|
|
/** Control builtin signal handling. See also burn_abort().
|
|
@param handle Opaque handle eventually pointing to an application
|
|
provided memory object
|
|
@param handler A function to be called on signals. It will get handle as
|
|
argument. It should finally call burn_abort(). See there.
|
|
@param mode : 0 call handler(handle, signum, 0) on nearly all signals
|
|
1 enable system default reaction on all signals
|
|
2 try to ignore nearly all signals
|
|
10 like mode 2 but handle SIGABRT like with mode 0
|
|
Arguments (text, NULL, 0) activate the builtin abort handler. It will
|
|
eventually call burn_abort() and then perform exit(1). If text is not NULL
|
|
then it is used as prefix for pacifier messages of burn_abort_pacifier().
|
|
*/
|
|
void burn_set_signal_handling(void *handle, burn_abort_handler_t handler,
|
|
int mode);
|
|
|
|
|
|
/* ts A70811 */
|
|
/** Write data in random access mode.
|
|
The drive must be grabbed successfully before calling this function which
|
|
circumvents usual libburn session processing and rather writes data without
|
|
preparations or finalizing. This will work only with overwriteable media
|
|
which are also suitable for burn_write_opts_set_start_byte(). The same
|
|
address alignment restrictions as with this function apply. I.e. for DVD
|
|
it is best to align to 32 KiB blocks (= 16 LBA units). The amount of data
|
|
to be written is subject to the same media dependent alignment rules.
|
|
Again, 32 KiB is most safe.
|
|
Call burn_disc_get_multi_caps() can obtain the necessary media info. See
|
|
resulting struct burn_multi_caps elements .start_adr , .start_alignment ,
|
|
.start_range_low , .start_range_high .
|
|
Other than burn_disc_write() this is a synchronous call which returns
|
|
only after the write transaction has ended (sucessfully or not). So it is
|
|
wise not to transfer giant amounts of data in a single call.
|
|
Important: Data have to fit into the already formatted area of the media.
|
|
@param d The drive to which to write
|
|
@param byte_address The start address of the write in byte
|
|
(1 LBA unit = 2048 bytes) (do respect media alignment)
|
|
@param data The bytes to be written
|
|
@param data_count The number of those bytes (do respect media alignment)
|
|
data_count == 0 is permitted (e.g. to flush the
|
|
drive buffer without further data transfer).
|
|
@param flag Bitfield for control purposes:
|
|
bit0 = flush the drive buffer after eventual writing
|
|
@return 1=sucessful , <=0 : number of tranfered bytes * -1
|
|
*/
|
|
int burn_random_access_write(struct burn_drive *d, off_t byte_address,
|
|
char *data, off_t data_count, int flag);
|
|
|
|
|
|
/* ts A70812 */
|
|
/** Read data in random access mode.
|
|
The drive must be grabbed successfully before calling this function.
|
|
With all currently supported drives and media the byte_address has to
|
|
be aligned to 2048 bytes. Only data tracks with 2048 bytes per sector
|
|
can be read this way. I.e. not CD-audio, not CD-video-stream ...
|
|
This is a synchronous call which returns only after the full read job
|
|
has ended (sucessfully or not). So it is wise not to read giant amounts
|
|
of data in a single call.
|
|
@param d The drive to which to write
|
|
@param byte_address The start address of the read in byte (aligned to 2048)
|
|
@param data A memory buffer capable of taking data_size bytes
|
|
@param data_size The amount of data to be read. This does not have to
|
|
be aligned to any block size.
|
|
@param data_count The amount of data actually read (interesting on error)
|
|
@param flag Bitfield for control purposes:
|
|
bit0= - reserved -
|
|
bit1= do not submit error message if read error
|
|
@return 1=sucessful , <=0 an error occured
|
|
*/
|
|
int burn_read_data(struct burn_drive *d, off_t byte_address,
|
|
char data[], off_t data_size, off_t *data_count, int flag);
|
|
|
|
|
|
#ifndef DOXYGEN
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BURN_END_DECLS
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#endif
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#endif /*LIBBURN_H*/
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