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New API function isoburn_igopt_set_part_offset(), requiring libisofs 0.6.35

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This commit is contained in:
Thomas Schmitt
2010-09-05 11:36:53 +00:00
parent 4e4b789753
commit 0e755f48c9
4 changed files with 121 additions and 2 deletions
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59
libisoburn/isoburn.c
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@ -487,6 +487,39 @@ int isoburn_prepare_disc_aux(struct burn_drive *in_d, struct burn_drive *out_d,
iso_write_opts_set_overwrite_buf(wopts,
nwa>0 ? out_o->target_iso_head : NULL);
if (opts->partition_offset > 0) {
if (nwa > 0) {
/* >>> refuse because for now this works only for single session with
no_emul_toc
<<< to be removed when multi session stuff is fully ready
*/
isoburn_msgs_submit(in_o, 0x00060000,
"Programming error: non-zero NWA combined with partition offset",
0, "FATAL", 0);
{ret= -4; goto ex;}
}
iso_write_opts_set_part_offset(wopts, opts->partition_offset,
opts->partition_secs_per_head,
opts->partition_heads_per_cyl);
}
#ifdef Libisoburn_partition_offseT
#if Libisoburn_partition_offseT >= 16
else {
/* <<< For preliminary testing of emulated TOC and partition offset.
Problem is that only this macro can prepare the overwrite buffer
for partition offset yet. Emulated TOC does not work yet.
*/
iso_write_opts_set_part_offset(wopts,
(uint32_t) Libisoburn_partition_offseT,
0, 0);
}
#endif
#endif
ret = iso_image_create_burn_source(in_o->image, wopts, &wsrc);
if (ret < 0) {
isoburn_report_iso_error(ret, "Cannot create burn source", 0, "FAILURE", 0);
@ -877,6 +910,9 @@ int isoburn_igopt_new(struct isoburn_imgen_opts **new_o, int flag)
o->data_start_lba= -1;
o->system_area_data= NULL;
o->system_area_options= 0;
o->partition_offset= 0;
o->partition_secs_per_head= 0;
o->partition_heads_per_cyl= 0;
o->vol_creation_time= 0;
o->vol_modification_time= 0;
o->vol_expiration_time= 0;
@ -1157,3 +1193,26 @@ int isoburn_igopt_get_pvd_times(struct isoburn_imgen_opts *opts,
}
int isoburn_igopt_set_part_offset(struct isoburn_imgen_opts *opts,
uint32_t block_offset_2k,
int secs_512_per_head, int heads_per_cyl)
{
if (block_offset_2k > 0 && block_offset_2k < 16)
return(0);
opts->partition_offset = block_offset_2k;
opts->partition_secs_per_head = secs_512_per_head;
opts->partition_heads_per_cyl = heads_per_cyl;
return(1);
}
int isoburn_igopt_get_part_offset(struct isoburn_imgen_opts *opts,
uint32_t *block_offset_2k,
int *secs_512_per_head, int *heads_per_cyl)
{
*block_offset_2k = opts->partition_offset;
*secs_512_per_head = opts->partition_secs_per_head;
*heads_per_cyl = opts->partition_heads_per_cyl;
return 1;
}