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New API calls isoburn_get_attached_start_lba(), isoburn_attach_start_lba()

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This commit is contained in:
Thomas Schmitt
2012-02-14 10:31:00 +00:00
parent a61a461fa0
commit 719ef2a6d3
6 changed files with 63 additions and 1 deletions
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37
libisoburn/isofs_wrap.c
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@ -105,6 +105,21 @@ IsoImage *isoburn_get_attached_image(struct burn_drive *d)
}
/* API */
int isoburn_get_attached_start_lba(struct burn_drive *d)
{
int ret;
struct isoburn *o= NULL;
ret = isoburn_find_emulator(&o, d, 0);
if (ret < 0 || o == NULL)
return -1;
if(o->image == NULL)
return -1;
return o->image_start_lba;
}
static void isoburn_idle_free_function(void *ignored)
{
return;
@ -133,6 +148,7 @@ int isoburn_read_image(struct burn_drive *d,
if (ret < 0 || o == NULL)
{ret= 0; goto ex;}
status = isoburn_disc_get_status(d);
o->image_start_lba= -1;
}
if(read_opts==NULL) {
isoburn_msgs_submit(o, 0x00060000,
@ -193,6 +209,8 @@ create_blank_image:;
if (ret <= 0)
{ret= -2; goto ex;}
ms_block= int_num;
if (o != NULL)
o->image_start_lba= ms_block;
ret = isoburn_read_iso_head(d, int_num, &dummy, NULL, 0);
if (ret <= 0) {
sprintf(msg, "No ISO 9660 image at LBA %d. Creating blank image.", int_num);
@ -312,10 +330,29 @@ int isoburn_attach_image(struct burn_drive *d, IsoImage *image)
if(o->image != NULL)
iso_image_unref(o->image);
o->image = image;
o->image_start_lba = -1;
return(1);
}
/* API */
int isoburn_attach_start_lba(struct burn_drive *d, int lba, int flag)
{
int ret;
struct isoburn *o;
ret = isoburn_find_emulator(&o, d, 0);
if(ret < 0)
return ret;
if(o == NULL)
return 0;
if(o->image == NULL)
return 0;
o->image_start_lba = lba;
return 1;
}
/* API function. See libisoburn.h
*/
int isoburn_activate_session(struct burn_drive *drive)