dns.h File Reference

DNS sock definitions. More...

Detailed Description

DNS sock definitions.

Author

Kaspar Schleiser kaspa.nosp@m.r@sc.nosp@m.hleis.nosp@m.er.d.nosp@m.e

Hendrik van Essen hendr.nosp@m.ik.v.nosp@m.e@fu-.nosp@m.berl.nosp@m.in.de

Definition in file dns.h.

#include <errno.h>
#include <stdint.h>
#include <unistd.h>
#include "net/dns/msg.h"
#include "net/sock/udp.h"

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Functions
int	sock_dns_query (const char *domain_name, void *addr_out, int family)
	Get IP address for DNS name.

Variables
sock_udp_ep_t	sock_dns_server
	global DNS server endpoint

DNS defines
#define	SOCK_DNS_PORT   (53)
#define	SOCK_DNS_RETRIES   (2)
#define	SOCK_DNS_MAX_NAME_LEN   (CONFIG_DNS_MSG_LEN - sizeof(dns_hdr_t) - 4)