util/data/msgparse.c

69  * Allocate new rrset in region, fill with data.
103 /** See if next rrset is nsec at zone apex */
148 /** Calculate rrset flags */
175 /** create partial dname hash for rrset hash */
187 /** create a rrset hash from a partial dname hash */
260 msgparse_bucket_remove(struct msg_parse* msg, struct rrset_parse* rrset)
263 	p = &msg->hashtable[ rrset->hash & (PARSE_TABLE_SIZE-1) ];
265 		if(*p == rrset) {
266 			*p = rrset->rrset_bucket_next;
273 /** change section of rrset from previous to current section */
275 change_section(struct msg_parse* msg, struct rrset_parse* rrset,
280 	if(section == rrset->section)
285 		if(p == rrset) {
288 			if(msg->rrset_last == rrset)
296 	switch(rrset->section) {
303 	rrset->rrset_all_next = 0;
305 		msg->rrset_last->rrset_all_next = rrset;
306 	else	msg->rrset_first = rrset;
307 	msg->rrset_last = rrset;
314 	rrset->section = section;
317 /** see if rrset of type RRSIG contains sig over given type */
319 rrset_has_sigover(sldns_buffer* pkt, struct rrset_parse* rrset, uint16_t type,
323 	struct rr_parse* rr = rrset->rr_first;
324 	log_assert( rrset->type == LDNS_RR_TYPE_RRSIG );
383 /** change an rrsig rrset for use as data rrset */
395 		/* need to make new rrset to hold data type */
414 	/* changeover the type of the rrset to data set */
436 /** Find rrset. If equal to previous it is fast. hash if not so.
443  * @param hash: hash value is returned if the rrset could not be found.
444  * @param rrset_flags: is returned if the rrset could not be found.
702 sig_is_double(sldns_buffer* pkt, struct rrset_parse* rrset, uint8_t* ttldata)
717 	sig = rrset->rrsig_first;
742 /** Add rr (from packet here) to rrset, skips rr */
744 add_rr_to_rrset(struct rrset_parse* rrset, sldns_buffer* pkt,
749 	/* check section of rrset. */
750 	if(rrset->section != section && type != LDNS_RR_TYPE_RRSIG &&
751 		rrset->type != LDNS_RR_TYPE_RRSIG) {
758 		verbose(VERB_QUERY, "Packet contains rrset data in "
770 	    && sig_is_double(pkt, rrset, sldns_buffer_current(pkt))) {
782 	if(type == LDNS_RR_TYPE_RRSIG && rrset->type != LDNS_RR_TYPE_RRSIG) {
783 		if(rrset->rrsig_last)
784 			rrset->rrsig_last->next = rr;
785 		else	rrset->rrsig_first = rr;
786 		rrset->rrsig_last = rr;
787 		rrset->rrsig_count++;
789 		if(rrset->rr_last)
790 			rrset->rr_last->next = rr;
791 		else	rrset->rr_first = rr;
792 		rrset->rr_last = rr;
793 		rrset->rr_count++;
799 	rrset->size += rr->size;
827 	struct rrset_parse* rrset = NULL;
873 			&prev_dnamelen, &prev_type, &prev_dclass, &rrset,
876 		if(!rrset) {
879 			rrset = new_rrset(msg, dname, dnamelen, type, dclass,
881 			if(!rrset)
886 			dname_print(stderr, pkt, rrset->dname);
888 				sldns_rr_descript(rrset->type)?
889 				sldns_rr_descript(rrset->type)->_name: "??",
890 				(int)rrset->type);
892 		/* add to rrset. */
893 		if((r=add_rr_to_rrset(rrset, pkt, msg, region, section,
939 	struct rrset_parse* rrset = msg->rrset_first;
945 	while(rrset) {
946 		if(rrset->type == LDNS_RR_TYPE_OPT) {
951 			found = rrset;
953 		prev = rrset;
954 		rrset = rrset->rrset_all_next;