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New API function for image modification

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This commit is contained in:
Vreixo Formoso Lopes 2007-09-23 14:57:25 +00:00
parent 9788b0d0b4
commit aa9d33c9e3
3 changed files with 30 additions and 7 deletions
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19
src/isoburn.c
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@ -48,7 +48,6 @@ int isoburn_new(struct isoburn **objpt, int flag)
o->emulation_mode= 0; o->emulation_mode= 0;
o->min_start_byte= 0; o->min_start_byte= 0;
o->nwa= 0; o->nwa= 0;
o->treatment= 1;
o->src= NULL; o->src= NULL;
o->fabricated_disc_status= BURN_DISC_UNREADY; o->fabricated_disc_status= BURN_DISC_UNREADY;
for(i=0;i<65536;i++) for(i=0;i<65536;i++)
@ -233,7 +232,9 @@ int isoburn_find_by_drive(struct isoburn **pt, struct burn_drive *d, int flag)
return(0); return(0);
} }
int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc) static
int isoburn_prepare_disc_aux(struct burn_drive *d, struct burn_disc **disc,
int new_img)
{ {
struct burn_source *wsrc; struct burn_source *wsrc;
struct burn_session *session; struct burn_session *session;
@ -272,9 +273,9 @@ int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc)
wopts.input_charset = NULL; wopts.input_charset = NULL;
wopts.ouput_charset = NULL; wopts.ouput_charset = NULL;
wopts.ms_block = o->nwa; wopts.ms_block = (new_img ? 0 : o->nwa);
wopts.src = o->src; wopts.src = o->src;
wopts.overwrite = o->target_iso_head; wopts.overwrite = (new_img ? NULL : o->target_iso_head);
wsrc = iso_source_new_ecma119(o->target_volset, &wopts); wsrc = iso_source_new_ecma119(o->target_volset, &wopts);
track = burn_track_create(); track = burn_track_create();
@ -283,3 +284,13 @@ int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc)
return 1; return 1;
} }
int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc)
{
return isoburn_prepare_disc_aux(d, disc, 0);
}
int isoburn_prepare_new_image(struct burn_drive *d, struct burn_disc **disc)
{
return isoburn_prepare_disc_aux(d, disc, 1);
}

3
src/isoburn.h
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@ -48,9 +48,6 @@ struct isoburn {
/* --- Vreixo's part --- */ /* --- Vreixo's part --- */
/* Expansion treatment strategy: 1= grow, 2= modify, (any use for 0 ?) */
int treatment;
/* The data source for reading the old image */ /* The data source for reading the old image */
struct data_source *src; struct data_source *src;

15
src/libisoburn.h
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@ -148,8 +148,22 @@ int isoburn_disc_track_lba_nwa(struct burn_drive *d, struct burn_write_opts *o,
@param disc A burn_disc suitable to pass to isoburn_disc_write. @param disc A burn_disc suitable to pass to isoburn_disc_write.
@return <=0 error , 1 = success @return <=0 error , 1 = success
*/ */
// TODO we need to pass reduced ecma119_source_opts
int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc); int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc);
/** Prepare a disc for creating a new image from the contents of a previous
image volset plus the changes made by user. The generated burn_disc is
suitable to be written to any libburn drive. You shouldn't use the same
drive you're using as source.
@param d The source drive, grabbed with isoburn_drive_scan_and_grab().
@param disc A burn_disc suitable to pass to burn_disc_write.
@return <=0 error , 1 = success
*/
// TODO we need to pass reduced ecma119_source_opts
int isoburn_prepare_new_image(struct burn_drive *d, struct burn_disc **disc);
/** Start writing of the new session. /** Start writing of the new session.
This call is asynchrounous. I.e. it returns quite soon and the progress has This call is asynchrounous. I.e. it returns quite soon and the progress has
to be watched by a loop with call burn_drive_get_status() until to be watched by a loop with call burn_drive_get_status() until
@ -172,6 +186,7 @@ int isoburn_activate_session(struct burn_drive *drive);
@param pacifier_func If not NULL: a function to produce appeasing messages. @param pacifier_func If not NULL: a function to produce appeasing messages.
See burn_abort_pacifier() in libburn.h for an example. See burn_abort_pacifier() in libburn.h for an example.
*/ */
// TODO implement this
int isoburn_perform_write(struct burn_write_opts *o, int isoburn_perform_write(struct burn_write_opts *o,
int (*pacifier_func)(void *handle, int patience, int (*pacifier_func)(void *handle, int patience,
int elapsed)); int elapsed));