#include <sys/types.h>
#include <sys/cdefs.h>
#include <arpa/nameser_compat.h>

Include dependency graph for nameser.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	__ns_msg

struct	_ns_flagdata

struct	__ns_rr

struct	ns_updrec

Macros
#define	BIND_4_COMPAT

#define	__NAMESER 19961001 /* New interface version stamp. */

#define	NS_PACKETSZ 512 /* maximum packet size */

#define	NS_MAXDNAME 1025 /* maximum domain name */

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

#define	NS_MAXLABEL 63 /* maximum length of domain label */

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

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

#define	NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */

#define	NS_INT32SZ 4 /* #/bytes of data in a u_int32_t */

#define	NS_INT16SZ 2 /* #/bytes of data in a u_int16_t */

#define	NS_INT8SZ 1 /* #/bytes of data in a u_int8_t */

#define	NS_INADDRSZ 4 /* IPv4 T_A */

#define	NS_IN6ADDRSZ 16 /* IPv6 T_AAAA */

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

#define	NS_DEFAULTPORT 53 /* For both TCP and UDP. */

#define	ns_msg_getflag(handle, flag)

#define	ns_msg_id(handle) ((handle)._id + 0)

#define	ns_msg_base(handle) ((handle)._msg + 0)

#define	ns_msg_end(handle) ((handle)._eom + 0)

#define	ns_msg_size(handle) ((handle)._eom - (handle)._msg)

#define	ns_msg_count(handle, section) ((handle)._counts[section] + 0)

#define	ns_rr_name(rr) (((rr).name[0] != '\0') ? (rr).name : ".")

#define	ns_rr_type(rr) ((rr).type + 0)

#define	ns_rr_class(rr) ((rr).rr_class + 0)

#define	ns_rr_ttl(rr) ((rr).ttl + 0)

#define	ns_rr_rdlen(rr) ((rr).rdlength + 0)

#define	ns_rr_rdata(rr) ((rr).rdata + 0)

#define	NS_KEY_TYPEMASK 0xC000 /* Mask for "type" bits */

#define	NS_KEY_TYPE_AUTH_CONF 0x0000 /* Key usable for both */

#define	NS_KEY_TYPE_CONF_ONLY 0x8000 /* Key usable for confidentiality */

#define	NS_KEY_TYPE_AUTH_ONLY 0x4000 /* Key usable for authentication */

#define	NS_KEY_TYPE_NO_KEY 0xC000 /* No key usable for either; no key */

#define	NS_KEY_NO_AUTH 0x8000 /* Key unusable for authentication */

#define	NS_KEY_NO_CONF 0x4000 /* Key unusable for confidentiality */

#define	NS_KEY_EXPERIMENTAL 0x2000 /* Security is mandatory if bit=0 */

#define	NS_KEY_RESERVED3 0x1000 /* reserved - must be zero */

#define	NS_KEY_RESERVED4 0x0800 /* reserved - must be zero */

#define	NS_KEY_USERACCOUNT 0x0400 /* key is assoc. with a user acct */

#define	NS_KEY_ENTITY 0x0200 /* key is assoc. with entity eg host */

#define	NS_KEY_ZONEKEY 0x0100 /* key is zone key */

#define	NS_KEY_IPSEC 0x0080 /* key is for IPSEC (host or user)*/

#define	NS_KEY_EMAIL 0x0040 /* key is for email (MIME security) */

#define	NS_KEY_RESERVED10 0x0020 /* reserved - must be zero */

#define	NS_KEY_RESERVED11 0x0010 /* reserved - must be zero */

#define	NS_KEY_SIGNATORYMASK 0x000F /* key can sign RR's of same name */

#define	NS_KEY_RESERVED_BITMASK

#define	NS_ALG_MD5RSA 1 /* MD5 with RSA */

#define	NS_ALG_EXPIRE_ONLY 253 /* No alg, no security */

#define	NS_ALG_PRIVATE_OID 254 /* Key begins with OID giving alg */

#define	NS_MD5RSA_MIN_BITS 512 /* Size of a mod or exp in bits */

#define	NS_MD5RSA_MAX_BITS 2552

#define	NS_MD5RSA_MAX_BYTES ((NS_MD5RSA_MAX_BITS+7/8)*2+3)

#define	NS_MD5RSA_MAX_BASE64 (((NS_MD5RSA_MAX_BYTES+2)/3)*4)

#define	NS_SIG_TYPE 0 /* Type flags */

#define	NS_SIG_ALG 2 /* Algorithm */

#define	NS_SIG_LABELS 3 /* How many labels in name */

#define	NS_SIG_OTTL 4 /* Original TTL */

#define	NS_SIG_EXPIR 8 /* Expiration time */

#define	NS_SIG_SIGNED 12 /* Signature time */

#define	NS_SIG_FOOT 16 /* Key footprint */

#define	NS_SIG_SIGNER 18 /* Domain name of who signed it */

#define	NS_NXT_BITS 8

#define	NS_NXT_BIT_SET( n, p) (p[(n)/NS_NXT_BITS] \|= (0x80>>((n)%NS_NXT_BITS)))

#define	NS_NXT_BIT_CLEAR(n, p) (p[(n)/NS_NXT_BITS] &= ~(0x80>>((n)%NS_NXT_BITS)))

#define	NS_NXT_BIT_ISSET(n, p) (p[(n)/NS_NXT_BITS] & (0x80>>((n)%NS_NXT_BITS)))

#define	NS_GET16(s, cp)

#define	NS_GET32(l, cp)

#define	NS_PUT16(s, cp)

#define	NS_PUT32(l, cp)

#define	ns_get16 __ns_get16

#define	ns_get32 __ns_get32

#define	ns_put16 __ns_put16

#define	ns_put32 __ns_put32

#define	ns_initparse __ns_initparse

#define	ns_parserr __ns_parserr

#define	ns_sprintrr __ns_sprintrr

#define	ns_sprintrrf __ns_sprintrrf

#define	ns_format_ttl __ns_format_ttl

#define	ns_parse_ttl __ns_parse_ttl

#define	ns_name_ntop __ns_name_ntop

#define	ns_name_pton __ns_name_pton

#define	ns_name_unpack __ns_name_unpack

#define	ns_name_pack __ns_name_pack

#define	ns_name_compress __ns_name_compress

#define	ns_name_uncompress __ns_name_uncompress

Typedefs
typedef enum __ns_sect	ns_sect

typedef struct __ns_msg	ns_msg

typedef struct __ns_rr	ns_rr

typedef enum __ns_flag	ns_flag

typedef enum __ns_opcode	ns_opcode

typedef enum __ns_rcode	ns_rcode

typedef enum __ns_update_operation	ns_update_operation

typedef struct ns_updrec	ns_updrec

typedef enum __ns_type	ns_type

typedef enum __ns_class	ns_class

Enumerations
enum	__ns_sect { ns_s_qd = 0, ns_s_zn = 0, ns_s_an = 1, ns_s_pr = 1, ns_s_ns = 2, ns_s_ud = 2, ns_s_ar = 3, ns_s_max = 4 }

enum	__ns_flag { ns_f_qr, ns_f_opcode, ns_f_aa, ns_f_tc, ns_f_rd, ns_f_ra, ns_f_z, ns_f_ad, ns_f_cd, ns_f_rcode, ns_f_max }

enum	__ns_opcode { ns_o_query = 0, ns_o_iquery = 1, ns_o_status = 2, ns_o_notify = 4, ns_o_update = 5, ns_o_max = 6 }

enum	__ns_rcode { ns_r_noerror = 0, ns_r_formerr = 1, ns_r_servfail = 2, ns_r_nxdomain = 3, ns_r_notimpl = 4, ns_r_refused = 5, ns_r_yxdomain = 6, ns_r_yxrrset = 7, ns_r_nxrrset = 8, ns_r_notauth = 9, ns_r_notzone = 10, ns_r_max = 11 }

enum	__ns_update_operation { ns_uop_delete = 0, ns_uop_add = 1, ns_uop_max = 2 }

enum	__ns_type { ns_t_a = 1, ns_t_ns = 2, ns_t_md = 3, ns_t_mf = 4, ns_t_cname = 5, ns_t_soa = 6, ns_t_mb = 7, ns_t_mg = 8, ns_t_mr = 9, ns_t_null = 10, ns_t_wks = 11, ns_t_ptr = 12, ns_t_hinfo = 13, ns_t_minfo = 14, ns_t_mx = 15, ns_t_txt = 16, ns_t_rp = 17, ns_t_afsdb = 18, ns_t_x25 = 19, ns_t_isdn = 20, ns_t_rt = 21, ns_t_nsap = 22, ns_t_nsap_ptr = 23, ns_t_sig = 24, ns_t_key = 25, ns_t_px = 26, ns_t_gpos = 27, ns_t_aaaa = 28, ns_t_loc = 29, ns_t_nxt = 30, ns_t_eid = 31, ns_t_nimloc = 32, ns_t_srv = 33, ns_t_atma = 34, ns_t_naptr = 35, ns_t_opt = 41, ns_t_ixfr = 251, ns_t_axfr = 252, ns_t_mailb = 253, ns_t_maila = 254, ns_t_any = 255, ns_t_max = 65536 }

enum	__ns_class { ns_c_in = 1, ns_c_chaos = 3, ns_c_hs = 4, ns_c_none = 254, ns_c_any = 255, ns_c_max = 65536 }

Functions
__BEGIN_DECLS u_int	ns_get16 (const u_char *)

u_long	ns_get32 (const u_char *)

void	ns_put16 (u_int, u_char *)

void	ns_put32 (u_long, u_char *)

int	ns_initparse (const u_char , int, ns_msg )

int	ns_parserr (ns_msg , ns_sect, int, ns_rr )

int	ns_sprintrr (const ns_msg , const ns_rr , const char , const char , char *, size_t)

int	ns_sprintrrf (const u_char , size_t, const char , ns_class, ns_type, u_long, const u_char , size_t, const char , const char , char , size_t)

int	ns_format_ttl (u_long, char *, size_t)

int	ns_parse_ttl (const char , u_long )

int	ns_name_ntop (const u_char , char , size_t)

int	ns_name_pton (const char , u_char , size_t)

int	ns_name_unpack (const u_char , const u_char , const u_char , u_char , size_t)

int	ns_name_pack (const u_char , u_char , int, const u_char , const u_char )

int	ns_name_uncompress (const u_char , const u_char , const u_char , char , size_t)

int	ns_name_compress (const char , u_char , size_t, const u_char , const u_char )

int	ns_name_skip (const u_char *, const u_char )

Variables
struct _ns_flagdata	_ns_flagdata []

Macro Definition Documentation

◆ NS_GET16

#define NS_GET16	(	s,
		cp
	)

Value:

{ \
        register u_char *t_cp = (u_char *)(cp); \
        (s) = ((u_int16_t)t_cp[0] << 8) \
            | ((u_int16_t)t_cp[1]) \
            ; \
        (cp) += NS_INT16SZ; \
}

◆ NS_GET32

#define NS_GET32	(	l,
		cp
	)

Value:

{ \
        register u_char *t_cp = (u_char *)(cp); \
        (l) = ((u_int32_t)t_cp[0] << 24) \
            | ((u_int32_t)t_cp[1] << 16) \
            | ((u_int32_t)t_cp[2] << 8) \
            | ((u_int32_t)t_cp[3]) \
            ; \
        (cp) += NS_INT32SZ; \
}

◆ NS_KEY_RESERVED_BITMASK

#define NS_KEY_RESERVED_BITMASK

Value:

( NS_KEY_RESERVED3 | \
                                  NS_KEY_RESERVED4 | \
                                  NS_KEY_RESERVED10 | \
                                  NS_KEY_RESERVED11 )

◆ ns_msg_getflag

#define ns_msg_getflag	(	handle,
		flag
	)

Value:

( \
                        ((handle)._flags & _ns_flagdata[flag].mask) \
                         >> _ns_flagdata[flag].shift \
                        )

◆ NS_PUT16

#define NS_PUT16	(	s,
		cp
	)

Value:

{ \
        register u_int16_t t_s = (u_int16_t)(s); \
        register u_char *t_cp = (u_char *)(cp); \
        *t_cp++ = t_s >> 8; \
        *t_cp   = t_s; \
        (cp) += NS_INT16SZ; \
}

◆ NS_PUT32

#define NS_PUT32	(	l,
		cp
	)

Value:

{ \
        register u_int32_t t_l = (u_int32_t)(l); \
        register u_char *t_cp = (u_char *)(cp); \
        *t_cp++ = t_l >> 24; \
        *t_cp++ = t_l >> 16; \
        *t_cp++ = t_l >> 8; \
        *t_cp   = t_l; \
        (cp) += NS_INT32SZ; \
}

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ NS_GET16

◆ NS_GET32

◆ NS_KEY_RESERVED_BITMASK

◆ ns_msg_getflag

◆ NS_PUT16

◆ NS_PUT32