#include "netdissect-stdinc.h"
#include <pcap.h>
#include <pcap-namedb.h>
#include <getservent.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "netdissect.h"
#include "addrtoname.h"
#include "addrtostr.h"
#include "ethertype.h"
#include "llc.h"
#include "extract.h"
#include "oui.h"

Include dependency graph for addrtoname.c:

Data Structures
struct	hnamemem

struct	h6namemem

struct	enamemem

struct	bsnamemem

struct	protoidmem

struct	eproto

struct	protoidlist

struct	etherlist

struct	ipxsap_ent

Macros
#define	HASHNAMESIZE 4096

#define	ISONSAP_MAX_LENGTH 20

Functions
const char *	intoa (uint32_t addr)

const char *	ipaddr_string (netdissect_options ndo, const u_char ap)

const char *	ip6addr_string (netdissect_options ndo, const u_char ap)

static char *	octet_to_hex (char *cp, uint8_t octet)

static struct enamemem *	lookup_emem (netdissect_options ndo, const u_char ep)

static struct bsnamemem *	lookup_bytestring (netdissect_options ndo, const u_char bs, const unsigned int nlen)

static struct enamemem *	lookup_nsap (netdissect_options ndo, const u_char nsap, u_int nsap_length)

static struct protoidmem *	lookup_protoid (netdissect_options ndo, const u_char pi)

const char *	etheraddr_string (netdissect_options ndo, const uint8_t ep)

const char *	le64addr_string (netdissect_options ndo, const uint8_t ep)

const char *	linkaddr_string (netdissect_options ndo, const uint8_t ep, const unsigned int type, const unsigned int len)

const char *	isonsap_string (netdissect_options ndo, const uint8_t nsap, u_int nsap_length)

const char *	tcpport_string (netdissect_options *ndo, u_short port)

const char *	udpport_string (netdissect_options *ndo, u_short port)

const char *	ipxsap_string (netdissect_options *ndo, u_short port)

static void	init_servarray (netdissect_options *ndo)

static void	init_eprotoarray (netdissect_options *ndo)

static void	init_protoidarray (netdissect_options *ndo)

static void	init_etherarray (netdissect_options *ndo)

static void	init_ipxsaparray (netdissect_options *ndo)

void	init_addrtoname (netdissect_options *ndo, uint32_t localnet, uint32_t mask)

const char *	dnaddr_string (netdissect_options *ndo, u_short dnaddr)

struct hnamemem *	newhnamemem (netdissect_options *ndo)

struct h6namemem *	newh6namemem (netdissect_options *ndo)

const char *	ieee8021q_tci_string (const uint16_t tci)

Variables
static struct hnamemem	hnametable [4096]

static struct hnamemem	tporttable [4096]

static struct hnamemem	uporttable [4096]

static struct hnamemem	eprototable [4096]

static struct hnamemem	dnaddrtable [4096]

static struct hnamemem	ipxsaptable [4096]

static struct h6namemem	h6nametable [4096]

static struct enamemem	enametable [4096]

static struct enamemem	nsaptable [4096]

static struct bsnamemem	bytestringtable [4096]

static struct protoidmem	protoidtable [4096]

static uint32_t	f_netmask

static uint32_t	f_localnet

static const char	hex [16]

static const struct eproto	eproto_db []

static const struct protoidlist	protoidlist []

static const struct etherlist	etherlist []

static const struct ipxsap_ent	ipxsap_db []

Macro Definition Documentation

◆ HASHNAMESIZE

#define HASHNAMESIZE 4096

Definition at line 125 of file addrtoname.c.

◆ ISONSAP_MAX_LENGTH

#define ISONSAP_MAX_LENGTH 20

Definition at line 706 of file addrtoname.c.

Function Documentation

◆ dnaddr_string()

const char* dnaddr_string	(	netdissect_options *	ndo,
		u_short	dnaddr
	)

Definition at line 1267 of file addrtoname.c.

References hnamemem::addr, dnaddrtable, dnnum_string(), HASHNAMESIZE, hnamemem::name, newhnamemem(), and hnamemem::nxt.

Referenced by decnet_print(), and print_decnet_ctlmsg().

◆ etheraddr_string()

const char* etheraddr_string	(	netdissect_options *	ndo,
		const uint8_t *	ep
	)

Definition at line 591 of file addrtoname.c.

References BUFSIZE, enamemem::e_name, ether_ntohost(), EXTRACT_BE_U_3, lookup_emem(), MAC_ADDR_LEN, netdissect_options::ndo_error, netdissect_options::ndo_nflag, octet_to_hex(), oui_values, S_ERR_ND_MEM_ALLOC, snprintf(), strdup(), and tok2str().

Referenced by ether_common_print(), fddi_hdr_print(), fddi_print(), get_etheraddr_string(), handle_reassoc_request(), ieee802_11_print(), ipfc_hdr_print(), ipfc_print(), linkaddr_string(), lldp_network_addr_print(), token_hdr_print(), and token_print().

◆ ieee8021q_tci_string()

const char* ieee8021q_tci_string ( const uint16_t tci )

Definition at line 1325 of file addrtoname.c.

References snprintf().

Referenced by ether_common_print(), of10_bsn_actions_print(), sll2_if_print(), and sll_if_print().

◆ init_addrtoname()

void init_addrtoname	(	netdissect_options *	ndo,
		uint32_t	localnet,
		uint32_t	mask
	)

Definition at line 1247 of file addrtoname.c.

References f_localnet, f_netmask, init_eprotoarray(), init_etherarray(), init_ipxsaparray(), init_protoidarray(), init_servarray(), netdissect_options::ndo_fflag, and netdissect_options::ndo_nflag.

Referenced by init_print().

◆ init_eprotoarray()

static void init_eprotoarray ( netdissect_options * ndo )

static

Definition at line 866 of file addrtoname.c.

References hnamemem::addr, eproto_db, eprototable, HASHNAMESIZE, hnamemem::name, newhnamemem(), hnamemem::nxt, and eproto::s.

Referenced by init_addrtoname().

◆ init_etherarray()

static void init_etherarray ( netdissect_options * ndo )

static

Definition at line 953 of file addrtoname.c.

References etherlist::addr, enamemem::e_name, ether_ntohost(), lookup_emem(), MAC_ADDR_LEN, etherlist::name, name, netdissect_options::ndo_error, S_ERR_ND_MEM_ALLOC, and strdup().

Referenced by init_addrtoname().

◆ init_ipxsaparray()

static void init_ipxsaparray ( netdissect_options * ndo )

static

Definition at line 1224 of file addrtoname.c.

References hnamemem::addr, HASHNAMESIZE, ipxsap_db, ipxsaptable, hnamemem::name, newhnamemem(), hnamemem::nxt, and ipxsap_ent::s.

Referenced by init_addrtoname().

◆ init_protoidarray()

static void init_protoidarray ( netdissect_options * ndo )

static

Definition at line 899 of file addrtoname.c.

References eproto_db, lookup_protoid(), protoidlist::name, netdissect_options::ndo_error, protoidmem::p_name, protoidlist::protoid, eproto::s, S_ERR_ND_MEM_ALLOC, and strdup().

Referenced by init_addrtoname().

◆ init_servarray()

static void init_servarray ( netdissect_options * ndo )

static

Definition at line 812 of file addrtoname.c.

References hnamemem::addr, endservent(), getservent(), HASHNAMESIZE, hnamemem::name, netdissect_options::ndo_error, netdissect_options::ndo_nflag, newhnamemem(), hnamemem::nxt, S_ERR_ND_MEM_ALLOC, snprintf(), strdup(), tporttable, and uporttable.

Referenced by init_addrtoname().

◆ intoa()

const char* intoa ( uint32_t addr )

Definition at line 225 of file addrtoname.c.

Referenced by cnfp_v1_print(), cnfp_v5_print(), cnfp_v6_print(), ipaddr_string(), ns_rprint(), print_report(), and vldb_reply_print().

◆ ip6addr_string()

const char* ip6addr_string	(	netdissect_options *	ndo,
		const u_char *	ap
	)

◆ ipaddr_string()

const char* ipaddr_string	(	netdissect_options *	ndo,
		const u_char *	ap
	)

Definition at line 279 of file addrtoname.c.

References hnamemem::addr, f_localnet, f_netmask, HASHNAMESIZE, hnametable, intoa(), hnamemem::name, netdissect_options::ndo_error, netdissect_options::ndo_nflag, netdissect_options::ndo_Nflag, newhnamemem(), hnamemem::nxt, S_ERR_ND_MEM_ALLOC, and strdup().

Referenced by decode_labeled_prefix4(), decode_labeled_vpn_prefix4(), decode_prefix4(), egpnr_print(), eigrp_print(), format_address(), format_prefix(), get_ipaddr_string(), isis_print_extd_ip_reach(), lldp_network_addr_print(), and print_prefix().

◆ ipxsap_string()

const char* ipxsap_string	(	netdissect_options *	ndo,
		u_short	port
	)

Definition at line 783 of file addrtoname.c.

References hnamemem::addr, HASHNAMESIZE, hex, ipxsaptable, hnamemem::name, netdissect_options::ndo_error, newhnamemem(), hnamemem::nxt, S_ERR_ND_MEM_ALLOC, and strdup().

Referenced by ipx_sap_print().

◆ isonsap_string()

const char* isonsap_string	(	netdissect_options *	ndo,
		const uint8_t *	nsap,
		u_int	nsap_length
	)

Definition at line 708 of file addrtoname.c.

References enamemem::e_name, ISONSAP_MAX_LENGTH, lookup_nsap(), netdissect_options::ndo_error, octet_to_hex(), and S_ERR_ND_MEM_ALLOC.

Referenced by decode_clnp_prefix(), decode_labeled_vpn_clnp_prefix(), and get_isonsap_string().

◆ le64addr_string()

const char* le64addr_string	(	netdissect_options *	ndo,
		const uint8_t *	ep
	)

Definition at line 643 of file addrtoname.c.

References bsnamemem::bs_name, BUFSIZE, lookup_bytestring(), netdissect_options::ndo_error, octet_to_hex(), S_ERR_ND_MEM_ALLOC, and strdup().

Referenced by get_le64addr_string().

◆ linkaddr_string()

const char* linkaddr_string	(	netdissect_options *	ndo,
		const uint8_t *	ep,
		const unsigned int	type,
		const unsigned int	len
	)

Definition at line 673 of file addrtoname.c.

References bsnamemem::bs_name, etheraddr_string(), LINKADDR_ETHER, LINKADDR_FRELAY, lookup_bytestring(), MAC_ADDR_LEN, netdissect_options::ndo_error, octet_to_hex(), q922_string(), and S_ERR_ND_MEM_ALLOC.

Referenced by get_linkaddr_string().

◆ lookup_bytestring()

static struct bsnamemem* lookup_bytestring	(	netdissect_options *	ndo,
		const u_char *	bs,
		const unsigned int	nlen
	)

static

Definition at line 470 of file addrtoname.c.

References bsnamemem::bs_addr0, bsnamemem::bs_addr1, bsnamemem::bs_addr2, bsnamemem::bs_bytes, bsnamemem::bs_nbytes, bsnamemem::bs_nxt, bytestringtable, HASHNAMESIZE, netdissect_options::ndo_error, and S_ERR_ND_MEM_ALLOC.

Referenced by le64addr_string(), and linkaddr_string().

◆ lookup_emem()

static struct enamemem* lookup_emem	(	netdissect_options *	ndo,
		const u_char *	ep
	)

static

Definition at line 437 of file addrtoname.c.

References enamemem::e_addr0, enamemem::e_addr1, enamemem::e_addr2, enamemem::e_nxt, enametable, HASHNAMESIZE, netdissect_options::ndo_error, and S_ERR_ND_MEM_ALLOC.

Referenced by etheraddr_string(), and init_etherarray().

◆ lookup_nsap()

static struct enamemem* lookup_nsap	(	netdissect_options *	ndo,
		const u_char *	nsap,
		u_int	nsap_length
	)

static

Definition at line 520 of file addrtoname.c.

References enamemem::e_addr0, enamemem::e_addr1, enamemem::e_addr2, enamemem::e_nsap, enamemem::e_nxt, HASHNAMESIZE, netdissect_options::ndo_error, nsaptable, and S_ERR_ND_MEM_ALLOC.

Referenced by isonsap_string().

◆ lookup_protoid()

static struct protoidmem* lookup_protoid	(	netdissect_options *	ndo,
		const u_char *	pi
	)

static

Definition at line 565 of file addrtoname.c.

References HASHNAMESIZE, netdissect_options::ndo_error, protoidmem::p_nxt, protoidmem::p_oui, protoidmem::p_proto, protoidtable, and S_ERR_ND_MEM_ALLOC.

Referenced by init_protoidarray().

◆ newh6namemem()

struct h6namemem* newh6namemem ( netdissect_options * ndo )

Definition at line 1305 of file addrtoname.c.

References netdissect_options::ndo_error, and S_ERR_ND_MEM_ALLOC.

Referenced by ip6addr_string().

◆ newhnamemem()

struct hnamemem* newhnamemem ( netdissect_options * ndo )

Definition at line 1285 of file addrtoname.c.

References netdissect_options::ndo_error, and S_ERR_ND_MEM_ALLOC.

Referenced by ataddr_string(), dnaddr_string(), init_eprotoarray(), init_ipxsaparray(), init_servarray(), ipaddr_string(), ipxsap_string(), tcpport_string(), and udpport_string().

◆ octet_to_hex()

static char* octet_to_hex	(	char *	cp,
		uint8_t	octet
	)

inlinestatic

Definition at line 427 of file addrtoname.c.

References hex.

Referenced by etheraddr_string(), isonsap_string(), le64addr_string(), and linkaddr_string().

◆ tcpport_string()

const char* tcpport_string	(	netdissect_options *	ndo,
		u_short	port
	)

Definition at line 739 of file addrtoname.c.

References hnamemem::addr, HASHNAMESIZE, hnamemem::name, netdissect_options::ndo_error, newhnamemem(), hnamemem::nxt, S_ERR_ND_MEM_ALLOC, snprintf(), strdup(), and tporttable.

Referenced by icmp6_print(), icmp_print(), pgm_print(), and tcp_print().

◆ udpport_string()

const char* udpport_string	(	netdissect_options *	ndo,
		u_short	port
	)

Definition at line 761 of file addrtoname.c.

References hnamemem::addr, HASHNAMESIZE, hnamemem::name, netdissect_options::ndo_error, newhnamemem(), hnamemem::nxt, S_ERR_ND_MEM_ALLOC, snprintf(), strdup(), and uporttable.

Referenced by icmp6_print(), icmp_print(), and udpipaddr_print().

Variable Documentation

◆ bytestringtable

struct bsnamemem bytestringtable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by lookup_bytestring().

◆ dnaddrtable

struct hnamemem dnaddrtable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by dnaddr_string().

◆ enametable

struct enamemem enametable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by lookup_emem().

◆ eproto_db

const struct eproto eproto_db[]

static

Initial value:

= {
    { "aarp",  0x80f3  },
    { "arp",  0x0806   },
    { "atalk",  0x809b  },
    { "decnet",  0x6003  },
    { "ip",  0x0800   },
    { "ip6",  0x86dd  },
    { "lat",  0x6004  },
    { "loopback",  0x9000  },
    { "mopdl",  0x6001  },
    { "moprc",  0x6002  },
    { "rarp",  0x8035   },
    { "sca",  0x6007  },
    { (char *)0, 0 }
}

Referenced by init_eprotoarray(), and init_protoidarray().

◆ eprototable

struct hnamemem eprototable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by init_eprotoarray().

◆ etherlist

const struct etherlist etherlist[]

static

Initial value:

= {
    {{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }, "Broadcast" },
    {{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, NULL }
}

◆ f_localnet

uint32_t f_localnet

static

Definition at line 255 of file addrtoname.c.

Referenced by init_addrtoname(), and ipaddr_string().

◆ f_netmask

uint32_t f_netmask

static

Definition at line 254 of file addrtoname.c.

Referenced by init_addrtoname(), and ipaddr_string().

◆ h6nametable

struct h6namemem h6nametable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by ip6addr_string().

◆ hex

const char hex[16]

static

Initial value:

= {
    '0', '1', '2', '3', '4', '5', '6', '7',
    '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
}

Definition at line 397 of file addrtoname.c.

Referenced by ipxsap_string(), octet_to_hex(), and print_field().

◆ hnametable

struct hnamemem hnametable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by ipaddr_string().

◆ ipxsap_db

const struct ipxsap_ent ipxsap_db[]

static

Referenced by init_ipxsaparray().

◆ ipxsaptable

struct hnamemem ipxsaptable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by init_ipxsaparray(), and ipxsap_string().

◆ nsaptable

struct enamemem nsaptable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by lookup_nsap().

◆ protoidlist

const struct protoidlist protoidlist[]

static

Initial value:

= {
    {{ 0x00, 0x00, 0x0c, 0x01, 0x07 }, "CiscoMLS" },
    {{ 0x00, 0x00, 0x0c, 0x20, 0x00 }, "CiscoCDP" },
    {{ 0x00, 0x00, 0x0c, 0x20, 0x01 }, "CiscoCGMP" },
    {{ 0x00, 0x00, 0x0c, 0x20, 0x03 }, "CiscoVTP" },
    {{ 0x00, 0xe0, 0x2b, 0x00, 0xbb }, "ExtremeEDP" },
    {{ 0x00, 0x00, 0x00, 0x00, 0x00 }, NULL }
}

◆ protoidtable

struct protoidmem protoidtable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by lookup_protoid().

◆ tporttable

struct hnamemem tporttable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by init_servarray(), and tcpport_string().

◆ uporttable

struct hnamemem uporttable[4096]

static

Definition at line 1 of file addrtoname.c.

Referenced by init_servarray(), and udpport_string().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ HASHNAMESIZE

◆ ISONSAP_MAX_LENGTH

Function Documentation

◆ dnaddr_string()

◆ etheraddr_string()

◆ ieee8021q_tci_string()

◆ init_addrtoname()

◆ init_eprotoarray()

◆ init_etherarray()

◆ init_ipxsaparray()

◆ init_protoidarray()

◆ init_servarray()

◆ intoa()

◆ ip6addr_string()

◆ ipaddr_string()

◆ ipxsap_string()

◆ isonsap_string()

◆ le64addr_string()

◆ linkaddr_string()

◆ lookup_bytestring()

◆ lookup_emem()

◆ lookup_nsap()

◆ lookup_protoid()

◆ newh6namemem()

◆ newhnamemem()

◆ octet_to_hex()

◆ tcpport_string()

◆ udpport_string()

Variable Documentation

◆ bytestringtable

◆ dnaddrtable

◆ enametable

◆ eproto_db

◆ eprototable

◆ etherlist

◆ f_localnet

◆ f_netmask

◆ h6nametable

◆ hex

◆ hnametable

◆ ipxsap_db

◆ ipxsaptable

◆ nsaptable

◆ protoidlist

◆ protoidtable

◆ tporttable

◆ uporttable