445 lines
16 KiB
C
445 lines
16 KiB
C
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/*
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* icmp_packet.c
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*
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* $Id: icmp_packet.c,v 1.1.1.1 1999/10/27 09:54:38 fukusima Exp $
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*
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* Copyright (C) 1999 Masaki Fukushima
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*/
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#include "ruby_pcap.h"
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/* rfc1256 */
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#ifndef ICMP_ROUTERADVERT
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#define ICMP_ROUTERADVERT 9
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#endif
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#ifndef ICMP_ROUTERSOLICIT
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#define ICMP_ROUTERSOLICIT 10
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#endif
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/* rfc1393 */
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#ifndef ICMP_TROUTE
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#define ICMP_TROUTE 30
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#endif
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/* rfc1788 */
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#ifndef ICMP_DOMAIN
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#define ICMP_DOMAIN 37
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#endif
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#ifndef ICMP_DOMAINREPLY
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#define ICMP_DOMAINREPLY 38
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#endif
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/* rfc1700 */
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#ifndef ICMP_UNREACH_NET_UNKNOWN
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#define ICMP_UNREACH_NET_UNKNOWN 6
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#endif
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#ifndef ICMP_UNREACH_HOST_UNKNOWN
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#define ICMP_UNREACH_HOST_UNKNOWN 7
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#endif
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#ifndef ICMP_UNREACH_ISOLATED
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#define ICMP_UNREACH_ISOLATED 8
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#endif
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#ifndef ICMP_UNREACH_NET_PROHIB
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#define ICMP_UNREACH_NET_PROHIB 9
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#endif
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#ifndef ICMP_UNREACH_HOST_PROHIB
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#define ICMP_UNREACH_HOST_PROHIB 10
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#endif
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#ifndef ICMP_UNREACH_TOSNET
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#define ICMP_UNREACH_TOSNET 11
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#endif
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#ifndef ICMP_UNREACH_TOSHOST
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#define ICMP_UNREACH_TOSHOST 12
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#endif
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/* rfc1716 */
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#ifndef ICMP_UNREACH_FILTER_PROHIB
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#define ICMP_UNREACH_FILTER_PROHIB 13
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#endif
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#ifndef ICMP_UNREACH_HOST_PRECEDENCE
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#define ICMP_UNREACH_HOST_PRECEDENCE 14
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#endif
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#ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF
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#define ICMP_UNREACH_PRECEDENCE_CUTOFF 15
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#endif
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#ifndef ICMP_PARAMPROB_OPTABSENT
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#define ICMP_PARAMPROB_OPTABSENT 1
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#endif
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#define ICMP_HDR(pkt) ((struct icmp *)LAYER4_HDR(pkt))
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#define ICMP_DATA(pkt) ((u_char *)LAYER5_HDR(pkt))
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#define ICMP_DATALEN(pkt) \
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(ntohs(IP_HDR(pkt)->ip_len) - (IP_HDR(pkt)->ip_hl * 4 + 8))
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#define ICMP_CAPLEN(pkt) (pkt->hdr.pkthdr.caplen - pkt->hdr.layer4_off)
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VALUE cICMPPacket;
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#define CheckTruncateICMP(pkt, need) \
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CheckTruncate(pkt, pkt->hdr.layer4_off, need, "truncated ICMP")
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struct icmp_type_info {
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char *name;
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VALUE klass;
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};
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static struct icmp_type_info icmp_types[] = {
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{/* 0 */ "echo reply" },
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{},{},
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{/* 3 */ "unreachable" },
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{/* 4 */ "source quench" },
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{/* 5 */ "redirect" },
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{},{},
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{/* 8 */ "echo request" },
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{/* 9 */ "router advertisement" },
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{/* 10 */ "router solicitation" },
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{/* 11 */ "time exceeded" },
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{/* 12 */ "parameter problem" },
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{/* 13 */ "time stamp request" },
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{/* 14 */ "time stamp reply" },
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{/* 15 */ "information request" },
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{/* 16 */ "information reply" },
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{/* 17 */ "address mask request" },
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{/* 18 */ "address mask reply" },
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{},{},{},{},{},{},{},{},{},{},{},
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{/* 30 */ "traceroute" },
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{},{},{},{},{},{},
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{/* 37 */ "domain name request" },
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{/* 38 */ "domain name reply" }
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#define ICMP_TYPE_MAX 38
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};
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VALUE
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setup_icmp_packet(pkt, tl_len)
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struct packet_object *pkt;
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int tl_len;
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{
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VALUE klass = cICMPPacket;
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if (tl_len >= 1) {
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struct icmp *icmp = ICMP_HDR(pkt);
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if (icmp->icmp_type <= ICMP_TYPE_MAX
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&& icmp_types[icmp->icmp_type].klass) {
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klass = icmp_types[icmp->icmp_type].klass;
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}
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}
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return klass;
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}
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#define ICMPP_METHOD(func, need, val) \
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static VALUE\
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(func)(self)\
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VALUE self;\
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{\
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struct packet_object *pkt;\
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struct icmp *icmp;\
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GetPacket(self, pkt);\
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CheckTruncateICMP(pkt, (need));\
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icmp = ICMP_HDR(pkt);\
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return (val);\
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}
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/*
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* Common methods (icmp_type independent)
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*/
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ICMPP_METHOD(icmpp_type, 1, INT2FIX(icmp->icmp_type))
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ICMPP_METHOD(icmpp_code, 2, INT2FIX(icmp->icmp_code))
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ICMPP_METHOD(icmpp_cksum, 4, INT2FIX(ntohs(icmp->icmp_cksum)))
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ICMPP_METHOD(icmpp_typestr, 1,
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(icmp->icmp_type <= ICMP_TYPE_MAX
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&&icmp_types[icmp->icmp_type].name)
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? rb_str_new2(icmp_types[icmp->icmp_type].name)
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: rb_obj_as_string(INT2FIX(icmp->icmp_type)))
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/*
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* icmp_type specific methods
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*/
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ICMPP_METHOD(icmpp_pptr, 5, INT2FIX(icmp->icmp_pptr))
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ICMPP_METHOD(icmpp_gwaddr, 8, new_ipaddr(&icmp->icmp_gwaddr))
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ICMPP_METHOD(icmpp_id, 6, INT2FIX(ntohs(icmp->icmp_id)))
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ICMPP_METHOD(icmpp_seq, 8, INT2FIX(ntohs(icmp->icmp_seq)))
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#ifdef WORDS_BIGENDIAN
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ICMPP_METHOD(icmpp_seqle, 8, INT2FIX(((0x00ff&icmp->icmp_seq)<<8) +
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(icmp->icmp_seq >> 8)))
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#else
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ICMPP_METHOD(icmpp_seqle, 8, INT2FIX(icmp->icmp_seq))
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#endif
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/* rfc1191 */
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struct mtu_discovery {
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u_short unused;
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u_short nextmtu;
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};
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#define MTUD(icmp) ((struct mtu_discovery *)&icmp->icmp_void)
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static VALUE
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icmpp_nextmtu(self)
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VALUE self;
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{
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struct packet_object *pkt;
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struct icmp *icmp;
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GetPacket(self, pkt);
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CheckTruncateICMP(pkt, 8);
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icmp = ICMP_HDR(pkt);
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if (icmp->icmp_code != ICMP_UNREACH_NEEDFRAG)
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rb_raise(rb_eRuntimeError, "not ICMP_UNREACH_NEEDFRAG");
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return INT2FIX(ntohs(MTUD(icmp)->nextmtu));
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}
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/* rfc1256 */
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struct ih_rdiscovery {
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u_char num_addrs;
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u_char wpa;
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u_short lifetime;
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};
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#define IHRD(icmp) ((struct ih_rdiscovery *)&icmp->icmp_void)
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struct id_rdiscovery {
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struct in_addr ird_addr;
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long ird_pref;
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};
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#define IDRD(icmp) ((struct id_rdiscovery *)icmp->icmp_data)
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ICMPP_METHOD(icmpp_num_addrs, 5, INT2FIX(IHRD(icmp)->num_addrs))
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ICMPP_METHOD(icmpp_wpa, 6, INT2FIX(IHRD(icmp)->wpa))
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ICMPP_METHOD(icmpp_lifetime, 8, INT2FIX(ntohs(IHRD(icmp)->lifetime)))
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static VALUE
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icmpp_radv(self, ind)
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VALUE self, ind;
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{
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struct packet_object *pkt;
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struct icmp *icmp;
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int i = NUM2INT(ind);
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VALUE ary;
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GetPacket(self, pkt);
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CheckTruncateICMP(pkt, 5);
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if (i > IHRD(icmp)->num_addrs)
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rb_raise(rb_eRuntimeError, "num_addrs = %d, requested radv(%d)",
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(int)IHRD(icmp)->num_addrs, i);
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CheckTruncateICMP(pkt, 8 + i*8);
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icmp = ICMP_HDR(pkt);
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ary = rb_ary_new();
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rb_ary_push(ary, new_ipaddr(&IDRD(icmp)->ird_addr));
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rb_ary_push(ary, INT2NUM(ntohl(IDRD(icmp)->ird_pref)));
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return ary;
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}
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#define time_new_msec(t) rb_time_new((t)/1000, (t)%1000 * 1000)
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ICMPP_METHOD(icmpp_otime, 12, time_new_msec(ntohl(icmp->icmp_otime)))
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ICMPP_METHOD(icmpp_rtime, 16, time_new_msec(ntohl(icmp->icmp_rtime)))
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ICMPP_METHOD(icmpp_ttime, 20, time_new_msec(ntohl(icmp->icmp_ttime)))
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static VALUE
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icmpp_ip(self)
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VALUE self;
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{
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struct packet_object *pkt;
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struct icmp *icmp;
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struct pcap_pkthdr pkthdr;
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GetPacket(self, pkt);
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CheckTruncateICMP(pkt, 9);
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icmp = ICMP_HDR(pkt);
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pkthdr.caplen = ICMP_CAPLEN(pkt) - 8;
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pkthdr.len = 0;
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pkthdr.ts.tv_sec = 0;
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pkthdr.ts.tv_usec = 0;
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return new_packet((char *)&icmp->icmp_ip, &pkthdr, DLT_RAW);
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}
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ICMPP_METHOD(icmpp_mask, 12, UINT32_2_NUM(ntohl(icmp->icmp_mask)))
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ICMPP_METHOD(icmpp_data, 9, rb_str_new(icmp->icmp_data, ICMP_CAPLEN(pkt)-8))
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/* rfc1393 */
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struct traceroute {
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u_short ohc;
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u_short rhc;
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u_long lspeed;
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u_long lmtu;
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};
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#define TROUTE(icmp) ((struct traceroute *)icmp->icmp_data)
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ICMPP_METHOD(icmpp_ohc, 10, INT2FIX(ntohs(TROUTE(icmp)->ohc)))
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ICMPP_METHOD(icmpp_rhc, 12, INT2FIX(ntohs(TROUTE(icmp)->rhc)))
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ICMPP_METHOD(icmpp_lspeed, 16, UINT32_2_NUM(ntohl(TROUTE(icmp)->lspeed)))
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ICMPP_METHOD(icmpp_lmtu, 20, UINT32_2_NUM(ntohl(TROUTE(icmp)->lmtu)))
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/* rfc1788 */
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struct domain_reply {
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u_long ttl;
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char names[1];
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};
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#define DOMAIN(icmp) ((struct domain_reply *)icmp->icmp_data)
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ICMPP_METHOD(icmpp_ttl, 12, UINT32_2_NUM(ntohl(DOMAIN(icmp)->ttl)))
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void
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Init_icmp_packet(void)
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{
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VALUE klass;
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rb_define_const(mPcap, "ICMP_ECHOREPLY", INT2NUM(ICMP_ECHOREPLY));
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rb_define_const(mPcap, "ICMP_UNREACH", INT2NUM(ICMP_UNREACH));
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rb_define_const(mPcap, "ICMP_SOURCEQUENCH",INT2NUM(ICMP_SOURCEQUENCH));
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rb_define_const(mPcap, "ICMP_REDIRECT", INT2NUM(ICMP_REDIRECT));
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rb_define_const(mPcap, "ICMP_ECHO", INT2NUM(ICMP_ECHO));
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rb_define_const(mPcap, "ICMP_TIMXCEED", INT2NUM(ICMP_TIMXCEED));
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rb_define_const(mPcap, "ICMP_PARAMPROB", INT2NUM(ICMP_PARAMPROB));
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rb_define_const(mPcap, "ICMP_TSTAMP", INT2NUM(ICMP_TSTAMP));
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rb_define_const(mPcap, "ICMP_TSTAMPREPLY", INT2NUM(ICMP_TSTAMPREPLY));
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rb_define_const(mPcap, "ICMP_IREQ", INT2NUM(ICMP_IREQ));
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rb_define_const(mPcap, "ICMP_IREQREPLY", INT2NUM(ICMP_IREQREPLY));
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rb_define_const(mPcap, "ICMP_MASKREQ", INT2NUM(ICMP_MASKREQ));
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rb_define_const(mPcap, "ICMP_MASKREPLY", INT2NUM(ICMP_MASKREPLY));
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/* UNREACH codes */
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rb_define_const(mPcap, "ICMP_UNREACH_NET", INT2NUM(ICMP_UNREACH_NET));
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rb_define_const(mPcap, "ICMP_UNREACH_HOST", INT2NUM(ICMP_UNREACH_HOST));
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rb_define_const(mPcap, "ICMP_UNREACH_PROTOCOL", INT2NUM(ICMP_UNREACH_PROTOCOL));
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rb_define_const(mPcap, "ICMP_UNREACH_PORT", INT2NUM(ICMP_UNREACH_PORT));
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rb_define_const(mPcap, "ICMP_UNREACH_NEEDFRAG", INT2NUM(ICMP_UNREACH_NEEDFRAG));
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rb_define_const(mPcap, "ICMP_UNREACH_SRCFAIL", INT2NUM(ICMP_UNREACH_SRCFAIL));
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rb_define_const(mPcap, "ICMP_UNREACH_NET_UNKNOWN", INT2NUM(ICMP_UNREACH_NET_UNKNOWN));
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rb_define_const(mPcap, "ICMP_UNREACH_HOST_UNKNOWN", INT2NUM(ICMP_UNREACH_HOST_UNKNOWN));
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rb_define_const(mPcap, "ICMP_UNREACH_ISOLATED", INT2NUM(ICMP_UNREACH_ISOLATED));
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rb_define_const(mPcap, "ICMP_UNREACH_NET_PROHIB", INT2NUM(ICMP_UNREACH_NET_PROHIB));
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rb_define_const(mPcap, "ICMP_UNREACH_HOST_PROHIB", INT2NUM(ICMP_UNREACH_HOST_PROHIB));
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rb_define_const(mPcap, "ICMP_UNREACH_TOSNET", INT2NUM(ICMP_UNREACH_TOSNET));
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rb_define_const(mPcap, "ICMP_UNREACH_TOSHOST", INT2NUM(ICMP_UNREACH_TOSHOST));
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rb_define_const(mPcap, "ICMP_UNREACH_FILTER_PROHIB", INT2NUM(ICMP_UNREACH_FILTER_PROHIB));
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rb_define_const(mPcap, "ICMP_UNREACH_HOST_PRECEDENCE", INT2NUM(ICMP_UNREACH_HOST_PRECEDENCE));
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rb_define_const(mPcap, "ICMP_UNREACH_PRECEDENCE_CUTOFF", INT2NUM(ICMP_UNREACH_PRECEDENCE_CUTOFF));
|
||
|
|
|
||
|
|
/* REDIRECT codes */
|
||
|
|
rb_define_const(mPcap, "ICMP_REDIRECT_NET", INT2NUM(ICMP_REDIRECT_NET));
|
||
|
|
rb_define_const(mPcap, "ICMP_REDIRECT_HOST", INT2NUM(ICMP_REDIRECT_HOST));
|
||
|
|
rb_define_const(mPcap, "ICMP_REDIRECT_TOSNET", INT2NUM(ICMP_REDIRECT_TOSNET));
|
||
|
|
rb_define_const(mPcap, "ICMP_REDIRECT_TOSHOST", INT2NUM(ICMP_REDIRECT_TOSHOST));
|
||
|
|
|
||
|
|
/* TIMEXCEED codes */
|
||
|
|
rb_define_const(mPcap, "ICMP_TIMXCEED_INTRANS", INT2NUM(ICMP_TIMXCEED_INTRANS));
|
||
|
|
rb_define_const(mPcap, "ICMP_TIMXCEED_REASS", INT2NUM(ICMP_TIMXCEED_REASS));
|
||
|
|
|
||
|
|
/* PARAMPROB code */
|
||
|
|
rb_define_const(mPcap, "ICMP_PARAMPROB_OPTABSENT", INT2NUM(ICMP_PARAMPROB_OPTABSENT));
|
||
|
|
|
||
|
|
cICMPPacket = rb_define_class_under(mPcap, "ICMPPacket", cIPPacket);
|
||
|
|
rb_define_method(cICMPPacket, "icmp_type", icmpp_type, 0);
|
||
|
|
rb_define_method(cICMPPacket, "icmp_typestr", icmpp_typestr, 0);
|
||
|
|
rb_define_method(cICMPPacket, "icmp_code", icmpp_code, 0);
|
||
|
|
rb_define_method(cICMPPacket, "icmp_cksum", icmpp_cksum, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPEchoReply", cICMPPacket);
|
||
|
|
icmp_types[ICMP_ECHOREPLY].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
rb_define_method(klass, "icmp_seqle", icmpp_seqle, 0);
|
||
|
|
rb_define_method(klass, "icmp_data", icmpp_data, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPUnreach", cICMPPacket);
|
||
|
|
icmp_types[ICMP_UNREACH].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_nextmtu", icmpp_nextmtu, 0);
|
||
|
|
rb_define_method(klass, "icmp_ip", icmpp_ip, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPSourceQuench", cICMPPacket);
|
||
|
|
icmp_types[ICMP_SOURCEQUENCH].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_ip", icmpp_ip, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPRedirect", cICMPPacket);
|
||
|
|
icmp_types[ICMP_REDIRECT].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_gwaddr", icmpp_gwaddr, 0);
|
||
|
|
rb_define_method(klass, "icmp_ip", icmpp_ip, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPEcho", cICMPPacket);
|
||
|
|
icmp_types[ICMP_ECHO].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
rb_define_method(klass, "icmp_seqle", icmpp_seqle, 0);
|
||
|
|
rb_define_method(klass, "icmp_data", icmpp_data, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPRouterAdvert", cICMPPacket);
|
||
|
|
icmp_types[ICMP_ROUTERADVERT].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_num_addrs", icmpp_num_addrs, 0);
|
||
|
|
rb_define_method(klass, "icmp_wpa", icmpp_wpa, 0);
|
||
|
|
rb_define_method(klass, "icmp_lifetime", icmpp_lifetime, 0);
|
||
|
|
rb_define_method(klass, "icmp_radv", icmpp_radv, 1);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPRouterSolicit", cICMPPacket);
|
||
|
|
icmp_types[ICMP_ROUTERSOLICIT].klass = klass;
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPTimxceed", cICMPPacket);
|
||
|
|
icmp_types[ICMP_TIMXCEED].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_ip", icmpp_ip, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPParamProb", cICMPPacket);
|
||
|
|
icmp_types[ICMP_PARAMPROB].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_pptr", icmpp_pptr, 0);
|
||
|
|
rb_define_method(klass, "icmp_ip", icmpp_ip, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPTStamp", cICMPPacket);
|
||
|
|
icmp_types[ICMP_TSTAMP].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
rb_define_method(klass, "icmp_otime", icmpp_otime, 0);
|
||
|
|
rb_define_method(klass, "icmp_rtime", icmpp_rtime, 0);
|
||
|
|
rb_define_method(klass, "icmp_ttime", icmpp_ttime, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPTStampReply", cICMPPacket);
|
||
|
|
icmp_types[ICMP_TSTAMPREPLY].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
rb_define_method(klass, "icmp_otime", icmpp_otime, 0);
|
||
|
|
rb_define_method(klass, "icmp_rtime", icmpp_rtime, 0);
|
||
|
|
rb_define_method(klass, "icmp_ttime", icmpp_ttime, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPIReq", cICMPPacket);
|
||
|
|
icmp_types[ICMP_IREQ].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPIReqReply", cICMPPacket);
|
||
|
|
icmp_types[ICMP_IREQREPLY].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPMaskReq", cICMPPacket);
|
||
|
|
icmp_types[ICMP_MASKREQ].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
/*rb_define_method(klass, "icmp_mask", icmpp_mask, 0);*/
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPMaskReply", cICMPPacket);
|
||
|
|
icmp_types[ICMP_MASKREPLY].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
/*rb_define_method(klass, "icmp_mask", icmpp_mask, 0);*/
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPTRoute", cICMPPacket);
|
||
|
|
icmp_types[ICMP_TROUTE].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_ohc", icmpp_ohc, 0);
|
||
|
|
rb_define_method(klass, "icmp_rhc", icmpp_rhc, 0);
|
||
|
|
rb_define_method(klass, "icmp_lspeed", icmpp_lspeed, 0);
|
||
|
|
rb_define_method(klass, "icmp_lmtu", icmpp_lmtu, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPDomain", cICMPPacket);
|
||
|
|
icmp_types[ICMP_DOMAIN].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
|
||
|
|
klass = rb_define_class_under(mPcap, "ICMPDomainReply", cICMPPacket);
|
||
|
|
icmp_types[ICMP_DOMAINREPLY].klass = klass;
|
||
|
|
rb_define_method(klass, "icmp_id", icmpp_id, 0);
|
||
|
|
rb_define_method(klass, "icmp_seq", icmpp_seq, 0);
|
||
|
|
rb_define_method(klass, "icmp_ttl", icmpp_ttl, 0);
|
||
|
|
/*rb_define_method(klass, "icmp_names", icmpp_names, 0);*/
|
||
|
|
}
|