int
remove_by_number(uint entry_number, acl_t *prev_acl, const char *filename)
{
acl_entry_t entry;
acl_t acl_new;
acl_tag_t tag;
int carried_error, entry_id;
uint i;
carried_error = 0;
acl_new = acl_dup(*prev_acl);
if (acl_new == NULL)
err(1, "%s: acl_dup() failed", filename);
tag = ACL_UNDEFINED_TAG;
/*
* Find out whether we're removing the mask entry,
* to behave the same as the routine above.
*
* XXX: Is this loop actually needed?
*/
entry_id = ACL_FIRST_ENTRY;
i = 0;
while (acl_get_entry(acl_new, entry_id, &entry) == 1) {
entry_id = ACL_NEXT_ENTRY;
if (i != entry_number)
continue;
if (acl_get_tag_type(entry, &tag) == -1)
err(1, "%s: acl_get_tag_type() failed", filename);
if (tag == ACL_MASK)
have_mask++;
}
if (acl_delete_entry_np(acl_new, entry_number) == -1) {
carried_error++;
warn("%s: acl_delete_entry_np() failed", filename);
}
acl_free(*prev_acl);
*prev_acl = acl_new;
if (carried_error)
return (-1);
return (0);
}
/* remove an ACL */
static int
windows_acl_remove(struct windows_acl_info *w, const char *path)
{
acl_t acl;
if ((acl = acl_get_file(path, ACL_TYPE_NFS4)) == NULL)
err(EX_OSERR, "%s: acl_get_filed() failed", path);
/* remove the entry by index */
if (acl_delete_entry_np(acl, w->index) < 0)
err(EX_OSERR, "%s: acl_delete_entry() failed", path);
/* write out the acl to the file */
if (acl_set_file(path, ACL_TYPE_NFS4, acl) < 0)
warn("%s: acl_set_file() failed", path);
acl_free(acl);
return (0);
}