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In case of ISO_ZISOFS_TOO_MANY_PTR remove all dispensable block pointers

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This commit is contained in:
Thomas Schmitt
2020-10-25 17:04:24 +01:00
parent 396d09946e
commit c1e6d3415a
6 changed files with 120 additions and 86 deletions
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19
xorriso/filters.c
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@ -378,6 +378,25 @@ int Xorriso_set_filter(struct XorrisO *xorriso, void *in_node,
filter_ret= 1;
} else if (internal_filter == 1 || internal_filter == 2) {
filter_ret = iso_file_add_zisofs_filter(file, 1 | (internal_filter & 2));
if(filter_ret == (int) ISO_ZISOFS_TOO_MANY_PTR) {
/* Remove all buffered currently unused block pointers and try again */
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret < 0)
goto ex;
if(ret > 0) {
Xorriso_msgs_submit(xorriso, 0,
"Overflow of zisofs block pointers happened.",
0, "WARNING", 0);
Xorriso_msgs_submit(xorriso, 0,
"zisofs falling back to mode which needs 3 input read runs.",
0, "WARNING", 0);
ret = iso_image_zisofs_discard_bpt(volume, 0);
if(ret <= 0)
goto ex;
filter_ret = iso_file_add_zisofs_filter(file,
1 | (internal_filter & 2));
}
}
if(filter_ret < 0) {
Xorriso_process_msg_queues(xorriso,0);
if(!(internal_filter == 2 && filter_ret == (int) ISO_ZISOFS_WRONG_INPUT))