src/dns/dns_rr.c

7 /*	resource record memory and list management
27 /*	DNS_RR	*dns_rr_copy(record)
28 /*	DNS_RR	*record;
30 /*	DNS_RR	*dns_rr_append(list, record)
32 /*	DNS_RR	*record;
53 /*	DNS_RR	*dns_rr_remove(list, record)
55 /*	DNS_RR	*record;
81 /*	The routines in this module maintain memory for DNS resource record
84 /*	dns_rr_create() creates and initializes one resource record.
98 /*	dns_rr_copy() makes a copy of a resource record.
100 /*	dns_rr_append() appends a resource record to a (list of) resource
101 /*	record(s).
113 /*	dns_rr_remove() removes the specified record from the specified list.
115 /*	The record MUST be a list member.
155 /* dns_rr_create - fill in resource record structure */
189 /* dns_rr_free - destroy resource record structure */
204 /* dns_rr_copy - copy resource record */
223 /* dns_rr_append - append resource record to list */
297 /* dns_rr_sort - sort resource record list */
349 /* dns_rr_shuffle - shuffle resource record list */
401 /* dns_rr_remove - remove record from list, return new list */
403 DNS_RR *dns_rr_remove(DNS_RR *list, DNS_RR *record)
406 	msg_panic("dns_rr_remove: record not found");
408     if (list == record) {
409 	list = record->next;
410 	record->next = 0;
411 	dns_rr_free(record);
413 	list->next = dns_rr_remove(list->next, record);
426      * Compute the sum of record weights. If weights are not supplied then
437      * The record ordering code below differs from RFC 2782 when the input
455 	 * Move the first record with running_sum >= threshold to the ordered
471 /* dns_srv_rr_sort - sort resource record list */