API for volset read, burn_disc creation and sync. write.
Updating of isoburn_start_emulation() to make use of new isoburn_set_start_byte().
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@ -134,16 +134,11 @@ int isoburn_start_emulation(struct isoburn *o, int flag)
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/* ok, PVM found, set size */
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size = (off_t) iso_read_lsb(pvm->vol_space_size, 4);
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size *= (off_t) 2048; /* block size in bytes */
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// TODO where I get the struct burn_write_opts * from?
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// why that function doesn't receive a struct isoburn
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isoburn_write_opts_set_start_byte(XXXXXX, size);
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isoburn_set_start_byte(o, size, 0);
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} else if (!strncmp((char*)pvm->std_identifier, "CDXX1", 5)) {
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/* empty image */
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// TODO where I get the struct burn_write_opts * from?
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// why that function doesn't receive a struct isoburn
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isoburn_write_opts_set_start_byte(XXXXXX, (off_t) 0);
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isoburn_set_start_byte(o, (off_t) 0, 0);
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} else {
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// TODO not valid iso image
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// should this be an error?
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@ -84,6 +84,28 @@ int isoburn_disc_erasable(struct burn_drive *d);
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*/
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void isoburn_disc_erase(struct burn_drive *drive, int fast);
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/**
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* Options for image reading.
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*/
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struct isoburn_read_opts {
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unsigned int norock:1; /*< Do not read Rock Ridge extensions */
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unsigned int nojoliet:1; /*< Do not read Joliet extensions */
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unsigned int preferjoliet:1;
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/*< When both Joliet and RR extensions are present, the RR
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* tree is used. If you prefer using Joliet, set this to 1. */
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uid_t uid; /**< Default uid when no RR */
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gid_t gid; /**< Default uid when no RR */
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mode_t mode; /**< Default mode when no RR (only permissions) */
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/* modified by the function isoburn_read_volset */
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unsigned int hasRR:1; /*< It will be set to 1 if RR extensions are present,
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to 0 if not. */
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unsigned int hasJoliet:1; /*< It will be set to 1 if Joliet extensions are
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present, to 0 if not. */
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uint32_t size; /**< Will be filled with the size (in 2048 byte block) of
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* the image, as reported in the PVM. */
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};
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/** Load the ISO filesystem directory tree from the media in the given drive.
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This will give libisoburn the base on which it can let libisofs perform
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@ -91,10 +113,18 @@ void isoburn_disc_erase(struct burn_drive *drive, int fast);
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to the drive object and is not publicly available.
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Not a wrapper, but peculiar to libisoburn.
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@param d The drive which holds an existing IOS filesystem
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@read_opts The read options which can be chosen by the application
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>>> data type and attributes not defined yet
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@param read_opts The read options which can be chosen by the application
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@param volset the volset that represents the image, or NULL if the image is
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empty.
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<<<<< What about return a volset without file if image is
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empty <<<<<<<<<
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@return <=0 error , 1 = success
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>>>>> error means damaged or unsupported image
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error code is stored in ecma119_read_opts in libisofs
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also error msgs are enqueued. Any need to pass them to usr? <<<<<<
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*/
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int isoburn_read_volset(struct burn_drive *d, void *read_opts);
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int isoburn_read_volset(struct burn_drive *d, struct isoburn_read_opts *read_opts,
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struct iso_volset **volset);
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/** Obtain the start block number of the most recent session on media. In
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@ -114,6 +144,12 @@ int isoburn_disc_track_lba_nwa(struct burn_drive *d, struct burn_write_opts *o,
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int trackno, int *lba, int *nwa);
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/** Prepare a disc for writting the new session.
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@param disc A burn_disc suitable to pass to isoburn_disc_write.
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@return <=0 error , 1 = success
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*/
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int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc);
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/** Start writing of the new session.
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This call is asynchrounous. I.e. it returns quite soon and the progress has
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to be watched by a loop with call burn_drive_get_status() until
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@ -130,6 +166,16 @@ void isoburn_disc_write(struct burn_write_opts *o, struct burn_disc *disc);
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*/
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int isoburn_activate_session(struct burn_drive *drive);
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/** Write a new session to a disc.
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This is a synchrounous call equivalent to isoburn_prepare_disc +
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isoburn_disc_write + isoburn_activate_session
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@param pacifier_func If not NULL: a function to produce appeasing messages.
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See burn_abort_pacifier() in libburn.h for an example.
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*/
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int isoburn_perform_write(struct burn_write_opts *o,
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int (*pacifier_func)(void *handle, int patience,
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int elapsed));
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/** Release an aquired drive.
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Wrapper for: burn_drive_release()
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