serviced_query Struct Reference

Query service record. More...

#include <outside_network.h>

Public Types
enum	serviced_query_status {   serviced_initial, serviced_query_UDP_EDNS, serviced_query_UDP, serviced_query_TCP_EDNS,   serviced_query_TCP, serviced_query_UDP_EDNS_fallback, serviced_query_TCP_EDNS_fallback, serviced_query_UDP_EDNS_FRAG }
	current status More...

Data Fields
rbnode_type	node
	The rbtree node, key is this record.
uint8_t *	qbuf
	The query that needs to be answered. More...
size_t	qbuflen
	length of qbuf.
int	dnssec
	If an EDNS section is included, the DO/CD bit will be turned on.
int	want_dnssec
	We want signatures, or else the answer is likely useless.
int	nocaps
	ignore capsforid
int	tcp_upstream
	tcp upstream used, use tcp, or ssl_upstream for SSL
int	ssl_upstream
char *	tls_auth_name
	the name of the tls authentication name, eg. More...
struct sockaddr_storage	addr
	where to send it
socklen_t	addrlen
	length of addr field in use.
uint8_t *	zone
	zone name, uncompressed domain name in wireformat
size_t	zonelen
	length of zone name
int	qtype
	qtype
enum serviced_query::serviced_query_status	status
	variable with current status
int	to_be_deleted
	true if serviced_query is scheduled for deletion already
int	retry
	number of UDP retries
struct timeval	last_sent_time
	time last UDP was sent
int	last_rtt
	rtt of last message
int	edns_lame_known
	do we know edns probe status already, for UDP_EDNS queries
struct edns_option *	opt_list
	edns options to use for sending upstream packet
struct outside_network *	outnet
	outside network this is part of
struct service_callback *	cblist
	list of interested parties that need callback on results.
void *	pending
	the UDP or TCP query that is pending, see status which

Detailed Description

Query service record.

Contains query and destination. UDP, TCP, EDNS are all tried. complete with retries and timeouts. A number of interested parties can receive a callback.

Member Enumeration Documentation

serviced_query_status

enum serviced_query::serviced_query_status

current status

Enumerator
serviced_initial	initial status
serviced_query_UDP_EDNS	UDP with EDNS sent.
serviced_query_UDP	UDP without EDNS sent.
serviced_query_TCP_EDNS	TCP with EDNS sent.
serviced_query_TCP	TCP without EDNS sent.
serviced_query_UDP_EDNS_fallback	probe to test noEDNS0 (EDNS gives FORMERRorNOTIMP)
serviced_query_TCP_EDNS_fallback	probe to test TCP noEDNS0 (EDNS gives FORMERRorNOTIMP)
serviced_query_UDP_EDNS_FRAG	send UDP query with EDNS1480 (or 1280)

Field Documentation

qbuf

uint8_t* serviced_query::qbuf

The query that needs to be answered.

Starts with flags u16, then qdcount, ..., including qname, qtype, qclass. Does not include EDNS record.

Referenced by lookup_serviced(), serviced_cmp(), serviced_create(), serviced_encode(), serviced_tcp_callback(), and serviced_udp_callback().

tls_auth_name

char* serviced_query::tls_auth_name

the name of the tls authentication name, eg.

'ns.example.com' or NULL

Referenced by serviced_create().

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The documentation for this struct was generated from the following file:

• services/outside_network.h