dns_transmit.c File Reference

#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include "socket_if.h"
#include "alloc.h"
#include "error.h"
#include "byte.h"
#include "uint_t.h"
#include "ip.h"
#include "dns.h"
#include "curvedns.h"

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Macros
#define	DNSPORT   53
#define	MAXUDPLOOP   5

Functions
int	getscopeid (const struct dns_transmit *d, const char *ip)
int	serverwantstcp (const char *buf, unsigned int len)
int	serverfailed (const char *buf, unsigned int len, char *server)
int	irrelevant (const struct dns_transmit *d, const char *buf, unsigned int len)
void	packetfree (struct dns_transmit *d)
void	queryfree (struct dns_transmit *d)
void	socketfree (struct dns_transmit *d)
void	dns_transmit_free (struct dns_transmit *d)
int	randombind (struct dns_transmit *d)
int	randombind6 (struct dns_transmit *d)
int	randombind4 (struct dns_transmit *d)
int	thisudp (struct dns_transmit *d)
int	firstudp (struct dns_transmit *d)
int	nextudp (struct dns_transmit *d)
int	thistcp (struct dns_transmit *d)
int	firsttcp (struct dns_transmit *d)
int	nexttcp (struct dns_transmit *d)
int	dns_transmit_start (struct dns_transmit *d, const char servers[QUERY_MAXIPLEN], int flagrecursive, const char *q, const char qtype[2], const char localip[16])
int	dns_transmit_start6 (struct dns_transmit *d, const char servers[QUERY_MAXIPLEN], int flagrecursive, const char *q, const char qtype[2], const char localip[16], const uint32 scopes[QUERY_MAXNS])
void	dns_transmit_io (struct dns_transmit *d, iopause_fd *x, struct taia *deadline)
int	dns_transmit_get (struct dns_transmit *d, const iopause_fd *x, const struct taia *when)

Variables
uint32	scope_ids [QUERY_MAXNS]

Macro Definition Documentation

DNSPORT

#define DNSPORT   53

Definition at line 13 of file dns_transmit.c.

MAXUDPLOOP

#define MAXUDPLOOP   5

Definition at line 14 of file dns_transmit.c.

Function Documentation

dns_transmit_free()

void dns_transmit_free

(

struct dns_transmit *

d

)

Definition at line 95 of file dns_transmit.c.

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dns_transmit_get()

int dns_transmit_get	(	struct dns_transmit *	d,
		const iopause_fd *	x,
		const struct taia *	when
	)

Definition at line 296 of file dns_transmit.c.

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dns_transmit_io()

void dns_transmit_io	(	struct dns_transmit *	d,
		iopause_fd *	x,
		struct taia *	deadline
	)

Definition at line 279 of file dns_transmit.c.

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dns_transmit_start()

int dns_transmit_start	(	struct dns_transmit *	d,
		const char	servers[QUERY_MAXIPLEN],
		int	flagrecursive,
		const char *	q,
		const char	qtype[2],
		const char	localip[16]
	)

Definition at line 264 of file dns_transmit.c.

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dns_transmit_start6()

int dns_transmit_start6	(	struct dns_transmit *	d,
		const char	servers[QUERY_MAXIPLEN],
		int	flagrecursive,
		const char *	q,
		const char	qtype[2],
		const char	localip[16],
		const uint32	scopes[QUERY_MAXNS]
	)

Definition at line 270 of file dns_transmit.c.

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firsttcp()

int firsttcp

(

struct dns_transmit *

d

)

Definition at line 250 of file dns_transmit.c.

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firstudp()

int firstudp

(

struct dns_transmit *

d

)

Definition at line 193 of file dns_transmit.c.

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getscopeid()

int getscopeid	(	const struct dns_transmit *	d,
		const char *	ip
	)

Definition at line 18 of file dns_transmit.c.

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irrelevant()

int irrelevant	(	const struct dns_transmit *	d,
		const char *	buf,
		unsigned int	len
	)

Definition at line 51 of file dns_transmit.c.

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nexttcp()

int nexttcp

(

struct dns_transmit *

d

)

Definition at line 256 of file dns_transmit.c.

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nextudp()

int nextudp

(

struct dns_transmit *

d

)

Definition at line 200 of file dns_transmit.c.

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packetfree()

void packetfree

(

struct dns_transmit *

d

)

Definition at line 74 of file dns_transmit.c.

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queryfree()

void queryfree

(

struct dns_transmit *

d

)

Definition at line 81 of file dns_transmit.c.

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randombind()

int randombind

(

struct dns_transmit *

d

)

Definition at line 102 of file dns_transmit.c.

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randombind4()

int randombind4

(

struct dns_transmit *

d

)

Definition at line 132 of file dns_transmit.c.

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randombind6()

int randombind6

(

struct dns_transmit *

d

)

Definition at line 117 of file dns_transmit.c.

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serverfailed()

int serverfailed	(	const char *	buf,
		unsigned int	len,
		char *	server
	)

Definition at line 38 of file dns_transmit.c.

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serverwantstcp()

int serverwantstcp	(	const char *	buf,
		unsigned int	len
	)

Definition at line 29 of file dns_transmit.c.

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socketfree()

void socketfree

(

struct dns_transmit *

d

)

Definition at line 88 of file dns_transmit.c.

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thistcp()

int thistcp

(

struct dns_transmit *

d

)

Definition at line 206 of file dns_transmit.c.

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thisudp()

int thisudp

(

struct dns_transmit *

d

)

Definition at line 149 of file dns_transmit.c.

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Variable Documentation

scope_ids

uint32 scope_ids[QUERY_MAXNS]

Definition at line 16 of file dns_transmit.c.