Dokumentacja pliku sniff_dns.h

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Struktury danych
struct	DNS_HEADER

Definicje
#define	DNS_HFIXEDSZ   12 /* #/bytes of fixed data in header */
#define	DNS_QFIXEDSZ   4 /* #/bytes of fixed data in query */
#define	NOERROR   0 /* No error occurred */
#define	FORMERR   1 /* format error */
#define	SERVFAIL   2 /* Server failure */
#define	NXDOMAIN   3 /* Name error */
#define	NOTIMP   4 /* Unimplemented */
#define	REFUSED   5 /* Operation refused */
#define	T_A   1 /* (IN) A */
#define	T_NS   2 /* (IN) NS */
#define	T_CNAME   5 /* (IN) CNAME */
#define	T_PTR   12 /* (IN) PTR */
#define	T_MX   15 /* (IN) MX */
#define	T_AAAA   28 /* (IN) AAAA */
#define	T_SRV   33 /* (IN) SRV */
#define	NS_MAXCDNAME   255 /* maximum compressed domain name */
#define	NS_CMPRSFLGS   0xc0 /* Flag bits indicating name compression. */

Funkcje
void *	mempcpy (void *dest, const void *src, size_t n)
static int	special (int ch)
static int	printable (int ch)
int	ns_name_unpack (const u_char *msg, const u_char *eom, const u_char *src, u_char *dst, size_t dstsiz)
int	ns_name_ntop (const u_char *src, char *dst, size_t dstsiz)
int	ns_name_uncompress (const u_char *msg, const u_char *eom, const u_char *src, char *dst, size_t dstsiz)
int	dn_expand (const char *msg, const char *eom, const char *src, char *dst, int dstsiz)

Zmienne
static const char	digits [] = "0123456789"

Dokumentacja definicji

DNS_HFIXEDSZ

#define DNS_HFIXEDSZ   12 /* #/bytes of fixed data in header */

DNS_QFIXEDSZ

#define DNS_QFIXEDSZ   4 /* #/bytes of fixed data in query */

FORMERR

#define FORMERR   1 /* format error */

NOERROR

#define NOERROR   0 /* No error occurred */

NOTIMP

#define NOTIMP   4 /* Unimplemented */

NS_CMPRSFLGS

#define NS_CMPRSFLGS   0xc0 /* Flag bits indicating name compression. */

NS_MAXCDNAME

#define NS_MAXCDNAME   255 /* maximum compressed domain name */

NXDOMAIN

#define NXDOMAIN   3 /* Name error */

REFUSED

#define REFUSED   5 /* Operation refused */

SERVFAIL

#define SERVFAIL   2 /* Server failure */

T_A

#define T_A   1 /* (IN) A */

T_AAAA

#define T_AAAA   28 /* (IN) AAAA */

T_CNAME

#define T_CNAME   5 /* (IN) CNAME */

T_MX

#define T_MX   15 /* (IN) MX */

T_NS

#define T_NS   2 /* (IN) NS */

T_PTR

#define T_PTR   12 /* (IN) PTR */

T_SRV

#define T_SRV   33 /* (IN) SRV */

Dokumentacja funkcji

dn_expand()

int dn_expand	(	const char *	msg,
		const char *	eom,
		const char *	src,
		char *	dst,
		int	dstsiz
	)

mempcpy()

void* mempcpy	(	void *	dest,
		const void *	src,
		size_t	n
	)

ns_name_ntop()

int ns_name_ntop	(	const u_char *	src,
		char *	dst,
		size_t	dstsiz
	)

ns_name_uncompress()

int ns_name_uncompress	(	const u_char *	msg,
		const u_char *	eom,
		const u_char *	src,
		char *	dst,
		size_t	dstsiz
	)

ns_name_unpack()

int ns_name_unpack	(	const u_char *	msg,
		const u_char *	eom,
		const u_char *	src,
		u_char *	dst,
		size_t	dstsiz
	)

printable()

static int printable ( int  ch )

static

special()

static int special ( int  ch )

static

Dokumentacja zmiennych

digits

const char digits[] = "0123456789"

static