+ int shift = (discrim->chan_mask[0] == '\\' && discrim->chan_mask[1] == '*') ? 2 : 0;
+ if('\0' == discrim->chan_mask[shift + strcspn(discrim->chan_mask+shift, "*?")])
+ target_fixed = 1;
+ }
+
+ if(target_fixed && discrim->chan_mask[0] == '\\' && discrim->chan_mask[1] == '*')
+ {
+ /* Check against account-based DNRs. */
+ dnr = dict_find(handle_dnrs, discrim->chan_mask + 2, NULL);
+ if(dnr && dnr_search_matches(dnr, discrim) && (count++ < discrim->limit))
+ dsf(dnr, data);
+ }
+ else if(target_fixed)
+ {
+ /* Check against channel-based DNRs. */
+ dnr = dict_find(plain_dnrs, discrim->chan_mask, NULL);
+ if(dnr && dnr_search_matches(dnr, discrim) && (count++ < discrim->limit))
+ dsf(dnr, data);
+ }
+ else
+ {
+ /* Exhaustively search account DNRs. */
+ for(it = dict_first(handle_dnrs); it; it = next)
+ {
+ next = iter_next(it);
+ dnr = iter_data(it);
+ if(dnr_search_matches(dnr, discrim) && (count++ < discrim->limit) && dsf(dnr, data))
+ break;
+ }
+
+ /* Do the same for channel DNRs. */
+ for(it = dict_first(plain_dnrs); it; it = next)
+ {
+ next = iter_next(it);
+ dnr = iter_data(it);
+ if(dnr_search_matches(dnr, discrim) && (count++ < discrim->limit) && dsf(dnr, data))
+ break;
+ }
+
+ /* Do the same for wildcarded channel DNRs. */
+ for(it = dict_first(mask_dnrs); it; it = next)
+ {
+ next = iter_next(it);
+ dnr = iter_data(it);
+ if(dnr_search_matches(dnr, discrim) && (count++ < discrim->limit) && dsf(dnr, data))
+ break;
+ }
+ }
+ return count;
+}
+
+static int
+dnr_remove_func(struct do_not_register *match, void *extra)
+{
+ struct userNode *user;
+ char *chan_name;
+
+ chan_name = alloca(strlen(match->chan_name) + 1);
+ strcpy(chan_name, match->chan_name);
+ user = extra;
+ if(((chan_name[0] == '*') && dict_remove(handle_dnrs, chan_name+1))
+ || dict_remove(plain_dnrs, chan_name)
+ || dict_remove(mask_dnrs, chan_name))
+ {
+ send_message(user, chanserv, "CSMSG_DNR_REMOVED", chan_name);