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Tue Feb 21 22:14:23 2012 UTC (12 years, 4 months ago) by misho
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>libnet: libnet-headers.h Source File</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body>  <div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a></div> <h1>libnet-headers.h</h1><a href="libnet-headers_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 /* 00002  * $Id: libnet-headers_8h-source.html,v 1.1.1.1 2012/02/21 22:14:23 misho Exp $ 00003  * 00004  * libnet-headers.h - Network routine library headers header file 00005  * 00006  * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com> 00007  * All rights reserved. 00008  * 00009  * Redistribution and use in source and binary forms, with or without 00010  * modification, are permitted provided that the following conditions 00011  * are met: 00012  * 1. Redistributions of source code must retain the above copyright 00013  * notice, this list of conditions and the following disclaimer. 00014  * 2. Redistributions in binary form must reproduce the above copyright 00015  * notice, this list of conditions and the following disclaimer in the 00016  * documentation and/or other materials provided with the distribution. 00017  * 00018  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 00019  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00020  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00021  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 00022  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00023  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00024  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00025  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00026  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00027  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00028  * SUCH DAMAGE. 00029  * 00030  */ 00031 00032 #ifndef __LIBNET_HEADERS_H 00033 #define __LIBNET_HEADERS_H 00034  <a name="l00042"></a><a class="code" href="libnet-headers_8h.html#a0">00042</a> #define LIBNET_802_1Q_H 0x12  <a name="l00043"></a><a class="code" href="libnet-headers_8h.html#a1">00043</a> #define LIBNET_802_1X_H 0x04  <a name="l00044"></a><a class="code" href="libnet-headers_8h.html#a2">00044</a> #define LIBNET_802_2_H 0x03  <a name="l00045"></a><a class="code" href="libnet-headers_8h.html#a3">00045</a> #define LIBNET_802_2SNAP_H 0x08  <a name="l00046"></a><a class="code" href="libnet-headers_8h.html#a4">00046</a> #define LIBNET_802_3_H 0x0e  <a name="l00047"></a><a class="code" href="libnet-headers_8h.html#a5">00047</a> #define LIBNET_ARP_H 0x08  <a name="l00048"></a><a class="code" href="libnet-headers_8h.html#a6">00048</a> #define LIBNET_ARP_ETH_IP_H 0x1c  <a name="l00049"></a><a class="code" href="libnet-headers_8h.html#a7">00049</a> #define LIBNET_BGP4_HEADER_H 0x13  <a name="l00050"></a><a class="code" href="libnet-headers_8h.html#a8">00050</a> #define LIBNET_BGP4_OPEN_H 0x0a  <a name="l00051"></a><a class="code" href="libnet-headers_8h.html#a9">00051</a> #define LIBNET_BGP4_UPDATE_H 0x04  <a name="l00052"></a><a class="code" href="libnet-headers_8h.html#a10">00052</a> #define LIBNET_BGP4_NOTIFICATION_H 0x02  <a name="l00053"></a><a class="code" href="libnet-headers_8h.html#a11">00053</a> #define LIBNET_CDP_H 0x08  <a name="l00054"></a><a class="code" href="libnet-headers_8h.html#a12">00054</a> #define LIBNET_DHCPV4_H 0xf0  <a name="l00055"></a><a class="code" href="libnet-headers_8h.html#a13">00055</a> #define LIBNET_UDP_DNSV4_H 0x0c  <a name="l00056"></a><a class="code" href="libnet-headers_8h.html#a14">00056</a> #define LIBNET_TCP_DNSV4_H 0x0e  <a name="l00057"></a><a class="code" href="libnet-headers_8h.html#a15">00057</a> #define LIBNET_ETH_H 0x0e  <a name="l00058"></a><a class="code" href="libnet-headers_8h.html#a16">00058</a> #define LIBNET_FDDI_H 0x15  <a name="l00059"></a><a class="code" href="libnet-headers_8h.html#a17">00059</a> #define LIBNET_ICMPV4_H 0x04  <a name="l00060"></a><a class="code" href="libnet-headers_8h.html#a18">00060</a> #define LIBNET_ICMPV4_ECHO_H 0x08  <a name="l00061"></a><a class="code" href="libnet-headers_8h.html#a19">00061</a> #define LIBNET_ICMPV4_MASK_H 0x0c  <a name="l00062"></a><a class="code" href="libnet-headers_8h.html#a20">00062</a> #define LIBNET_ICMPV4_UNREACH_H 0x08  <a name="l00063"></a><a class="code" href="libnet-headers_8h.html#a21">00063</a> #define LIBNET_ICMPV4_TIMXCEED_H 0x08  <a name="l00064"></a><a class="code" href="libnet-headers_8h.html#a22">00064</a> #define LIBNET_ICMPV4_REDIRECT_H 0x08  <a name="l00065"></a><a class="code" href="libnet-headers_8h.html#a23">00065</a> #define LIBNET_ICMPV4_TS_H 0x14  <a name="l00066"></a><a class="code" href="libnet-headers_8h.html#a24">00066</a> #define LIBNET_ICMPV6_H 0x08  <a name="l00067"></a><a class="code" href="libnet-headers_8h.html#a25">00067</a> #define LIBNET_IGMP_H 0x08  <a name="l00068"></a><a class="code" href="libnet-headers_8h.html#a26">00068</a> #define LIBNET_IPV4_H 0x14  <a name="l00069"></a><a class="code" href="libnet-headers_8h.html#a27">00069</a> #define LIBNET_IPV6_H 0x28  <a name="l00070"></a><a class="code" href="libnet-headers_8h.html#a28">00070</a> #define LIBNET_IPV6_FRAG_H 0x08  <a name="l00071"></a><a class="code" href="libnet-headers_8h.html#a29">00071</a> #define LIBNET_IPV6_ROUTING_H 0x04  <a name="l00072"></a><a class="code" href="libnet-headers_8h.html#a30">00072</a> #define LIBNET_IPV6_DESTOPTS_H 0x02  <a name="l00073"></a><a class="code" href="libnet-headers_8h.html#a31">00073</a> #define LIBNET_IPV6_HBHOPTS_H 0x02  <a name="l00074"></a><a class="code" href="libnet-headers_8h.html#a32">00074</a> #define LIBNET_IPSEC_ESP_HDR_H 0x0c  <a name="l00075"></a><a class="code" href="libnet-headers_8h.html#a33">00075</a> #define LIBNET_IPSEC_ESP_FTR_H 0x02  <a name="l00076"></a><a class="code" href="libnet-headers_8h.html#a34">00076</a> #define LIBNET_IPSEC_AH_H 0x10  <a name="l00077"></a><a class="code" href="libnet-headers_8h.html#a35">00077</a> #define LIBNET_ISL_H 0x1a  <a name="l00078"></a><a class="code" href="libnet-headers_8h.html#a36">00078</a> #define LIBNET_GRE_H 0x04  <a name="l00079"></a><a class="code" href="libnet-headers_8h.html#a37">00079</a> #define LIBNET_GRE_SRE_H 0x04  <a name="l00080"></a><a class="code" href="libnet-headers_8h.html#a38">00080</a> #define LIBNET_MPLS_H 0x04  <a name="l00081"></a><a class="code" href="libnet-headers_8h.html#a39">00081</a> #define LIBNET_OSPF_H 0x10  <a name="l00082"></a><a class="code" href="libnet-headers_8h.html#a40">00082</a> #define LIBNET_OSPF_HELLO_H 0x18  <a name="l00083"></a><a class="code" href="libnet-headers_8h.html#a41">00083</a> #define LIBNET_OSPF_DBD_H 0x08  <a name="l00084"></a><a class="code" href="libnet-headers_8h.html#a42">00084</a> #define LIBNET_OSPF_LSR_H 0x0c  <a name="l00085"></a><a class="code" href="libnet-headers_8h.html#a43">00085</a> #define LIBNET_OSPF_LSU_H 0x04  <a name="l00086"></a><a class="code" href="libnet-headers_8h.html#a44">00086</a> #define LIBNET_OSPF_LSA_H 0x14  <a name="l00087"></a><a class="code" href="libnet-headers_8h.html#a45">00087</a> #define LIBNET_OSPF_AUTH_H 0x08  <a name="l00088"></a><a class="code" href="libnet-headers_8h.html#a46">00088</a> #define LIBNET_OSPF_CKSUM 0x10  <a name="l00089"></a><a class="code" href="libnet-headers_8h.html#a47">00089</a> #define LIBNET_OSPF_LS_RTR_H 0x10  <a name="l00090"></a><a class="code" href="libnet-headers_8h.html#a48">00090</a> #define LIBNET_OSPF_LS_NET_H 0x08  <a name="l00091"></a><a class="code" href="libnet-headers_8h.html#a49">00091</a> #define LIBNET_OSPF_LS_SUM_H 0x0c  <a name="l00092"></a><a class="code" href="libnet-headers_8h.html#a50">00092</a> #define LIBNET_OSPF_LS_AS_EXT_H 0x10  <a name="l00093"></a><a class="code" href="libnet-headers_8h.html#a51">00093</a> #define LIBNET_NTP_H 0x30  <a name="l00094"></a><a class="code" href="libnet-headers_8h.html#a52">00094</a> #define LIBNET_RIP_H 0x18  <a name="l00095"></a><a class="code" href="libnet-headers_8h.html#a53">00095</a> #define LIBNET_RPC_CALL_H 0x28  <a name="l00098"></a><a class="code" href="libnet-headers_8h.html#a54">00098</a> #define LIBNET_RPC_CALL_TCP_H 0x2c  00101 #define LIBNET_SEBEK_H 0x30 /* sebek header: 48 bytes */ <a name="l00102"></a><a class="code" href="libnet-headers_8h.html#a56">00102</a> #define LIBNET_STP_CONF_H 0x23  <a name="l00103"></a><a class="code" href="libnet-headers_8h.html#a57">00103</a> #define LIBNET_STP_TCN_H 0x04  <a name="l00104"></a><a class="code" href="libnet-headers_8h.html#a58">00104</a> #define LIBNET_TOKEN_RING_H 0x16  <a name="l00105"></a><a class="code" href="libnet-headers_8h.html#a59">00105</a> #define LIBNET_TCP_H 0x14  <a name="l00106"></a><a class="code" href="libnet-headers_8h.html#a60">00106</a> #define LIBNET_UDP_H 0x08  <a name="l00107"></a><a class="code" href="libnet-headers_8h.html#a61">00107</a> #define LIBNET_VRRP_H 0x08  <a name="l00113"></a><a class="code" href="structlibnet__802__1q__hdr.html">00113</a> struct libnet_802_1q_hdr 00114 { <a name="l00115"></a><a class="code" href="structlibnet__802__1q__hdr.html#o0">00115</a> u_int8_t vlan_dhost[ETHER_ADDR_LEN]; <a name="l00116"></a><a class="code" href="structlibnet__802__1q__hdr.html#o1">00116</a> u_int8_t vlan_shost[ETHER_ADDR_LEN]; <a name="l00117"></a><a class="code" href="structlibnet__802__1q__hdr.html#o2">00117</a> u_int16_t vlan_tpi; <a name="l00118"></a><a class="code" href="structlibnet__802__1q__hdr.html#o3">00118</a> u_int16_t vlan_priority_c_vid; <a name="l00119"></a><a class="code" href="libnet-headers_8h.html#a62">00119</a> #define LIBNET_802_1Q_PRIMASK 0x0007  <a name="l00120"></a><a class="code" href="libnet-headers_8h.html#a63">00120</a> #define LIBNET_802_1Q_CFIMASK 0x0001  <a name="l00121"></a><a class="code" href="libnet-headers_8h.html#a64">00121</a> #define LIBNET_802_1Q_VIDMASK 0x0fff  <a name="l00122"></a><a class="code" href="structlibnet__802__1q__hdr.html#o4">00122</a>  u_int16_t vlan_len;  00123 };  00124  <a name="l00129"></a><a class="code" href="structlibnet__802__1x__hdr.html">00129</a> struct <a class="code" href="structlibnet__802__1x__hdr.html">libnet_802_1x_hdr</a> 00130 { <a name="l00131"></a><a class="code" href="structlibnet__802__1x__hdr.html#o0">00131</a> u_int8_t <a class="code" href="structlibnet__802__1x__hdr.html#o0">dot1x_version</a>; <a name="l00132"></a><a class="code" href="structlibnet__802__1x__hdr.html#o1">00132</a> u_int8_t <a class="code" href="structlibnet__802__1x__hdr.html#o1">dot1x_type</a>; <a name="l00133"></a><a class="code" href="libnet-headers_8h.html#a65">00133</a> #define LIBNET_802_1X_PACKET 0x00  <a name="l00134"></a><a class="code" href="libnet-headers_8h.html#a66">00134</a> #define LIBNET_802_1X_START 0x01  <a name="l00135"></a><a class="code" href="libnet-headers_8h.html#a67">00135</a> #define LIBNET_802_1X_LOGOFF 0x02  <a name="l00136"></a><a class="code" href="libnet-headers_8h.html#a68">00136</a> #define LIBNET_802_1X_KEY 0x03  <a name="l00137"></a><a class="code" href="libnet-headers_8h.html#a69">00137</a> #define LIBNET_802_1X_ENCASFAL 0x04  <a name="l00138"></a><a class="code" href="structlibnet__802__1x__hdr.html#o2">00138</a>  u_int16_t dot1x_length;  00139 };  00140  00141 /* 00142  * IEEE 802.2 LLC header 00143  * Link Layer Control 00144  * static header size: 3 bytes 00145  */ 00146 struct libnet_802_2_hdr 00147 { 00148 u_int8_t llc_dsap; /* destination service access point */ 00149 u_int8_t llc_ssap; /* source service access point */ 00150 #define LIBNET_SAP_STP 0x42 00151 #define LIBNET_SAP_SNAP 0xaa 00152  u_int8_t llc_control; /* control field */ 00153 }; 00154 00155 00156 /* 00157  * IEEE 802.2 LLC/SNAP header 00158  * SubNetwork Attachment Point 00159  * static header size: 8 bytes 00160  */ 00161 struct libnet_802_2snap_hdr 00162 { 00163 u_int8_t snap_dsap; /* destination service access point */ 00164 u_int8_t snap_ssap; /* destination service access point */ 00165 u_int8_t snap_control; /* control field */ 00166 u_int8_t snap_oui[3]; /* OUI */ 00167 u_int16_t snap_type; /* type */ 00168 }; 00169 00170 00171 /* 00172  * 802.3 header 00173  * IEEE Ethernet 00174  * Static header size: 14 bytes 00175  */ 00176 struct libnet_802_3_hdr 00177 { 00178 u_int8_t _802_3_dhost[ETHER_ADDR_LEN];/* destination ethernet address */ 00179 u_int8_t _802_3_shost[ETHER_ADDR_LEN];/* source ethernet address */ 00180 u_int16_t _802_3_len; /* packet type ID */ 00181 }; 00182 00183 00184 /*  00185  * ARP header 00186  * Address Resolution Protocol 00187  * Base header size: 8 bytes 00188  */ 00189 struct libnet_arp_hdr 00190 { 00191 u_int16_t ar_hrd; /* format of hardware address */ 00192 #define ARPHRD_NETROM 0 /* from KA9Q: NET/ROM pseudo */ 00193 #define ARPHRD_ETHER 1 /* Ethernet 10Mbps */ 00194 #define ARPHRD_EETHER 2 /* Experimental Ethernet */ 00195 #define ARPHRD_AX25 3 /* AX.25 Level 2 */ 00196 #define ARPHRD_PRONET 4 /* PROnet token ring */ 00197 #define ARPHRD_CHAOS 5 /* Chaosnet */ 00198 #define ARPHRD_IEEE802 6 /* IEEE 802.2 Ethernet/TR/TB */ 00199 #define ARPHRD_ARCNET 7 /* ARCnet */ 00200 #define ARPHRD_APPLETLK 8 /* APPLEtalk */ 00201 #define ARPHRD_LANSTAR 9 /* Lanstar */ 00202 #define ARPHRD_DLCI 15 /* Frame Relay DLCI */ 00203 #define ARPHRD_ATM 19 /* ATM */ 00204 #define ARPHRD_METRICOM 23 /* Metricom STRIP (new IANA id) */ 00205 #define ARPHRD_IPSEC 31 /* IPsec tunnel */ 00206 u_int16_t ar_pro; /* format of protocol address */ 00207 u_int8_t ar_hln; /* length of hardware address */ 00208 u_int8_t ar_pln; /* length of protocol addres */ 00209 u_int16_t ar_op; /* operation type */ 00210 #define ARPOP_REQUEST 1 /* req to resolve address */ 00211 #define ARPOP_REPLY 2 /* resp to previous request */ 00212 #define ARPOP_REVREQUEST 3 /* req protocol address given hardware */ 00213 #define ARPOP_REVREPLY 4 /* resp giving protocol address */ 00214 #define ARPOP_INVREQUEST 8 /* req to identify peer */ 00215 #define ARPOP_INVREPLY 9 /* resp identifying peer */ 00216 /* address information allocated dynamically */ 00217 }; 00218 00219 /* 00220  * BGP4 header 00221  * Border Gateway Protocol 4 00222  * Base header size : 19 bytes 00223  */ 00224 struct libnet_bgp4_header_hdr 00225 { 00226 #define LIBNET_BGP4_MARKER_SIZE 16 00227  u_int8_t marker[LIBNET_BGP4_MARKER_SIZE]; 00228 u_int16_t len; 00229 u_int8_t type; 00230 #define LIBNET_BGP4_OPEN 1 00231 #define LIBNET_BGP4_UPDATE 2 00232 #define LIBNET_BGP4_NOTIFICATION 3 00233 #define LIBNET_BGP4_KEEPALIVE 4 00234 }; 00235 00236 /* 00237  * BGP4 open header 00238  * Border Gateway Protocol 4 00239  * Base header size : 10 bytes 00240  */ 00241 struct libnet_bgp4_open_hdr 00242 { 00243 u_int8_t version; 00244 u_int16_t src_as; 00245 u_int16_t hold_time; 00246 u_int32_t bgp_id; 00247 u_int8_t opt_len; 00248 }; 00249 00250 /* 00251  * BGP4 notification message 00252  * 00253  * Border Gateway Protocol 4 00254  * Base header size : 2 bytes 00255  * 00256  * Use payload if you need data 00257  */ 00258 struct libnet_bgp4_notification_hdr 00259 { 00260 #define LIBNET_BGP4_MESSAGE_HEADER_ERROR 1 00261 #define LIBNET_BGP4_OPEN_MESSAGE_ERROR 2 00262 #define LIBNET_BGP4_UPDATE_MESSAGE_ERROR 3 00263 #define LIBNET_BGP4_HOLD_TIMER_EXPIRED 4 00264 #define LIBNET_BGP4_FINITE_STATE__ERROR 5 00265 #define LIBNET_BGP4_CEASE 6 00266  u_int8_t err_code; 00267 00268 /* Message Header Error subcodes */ 00269 #define LIBNET_BGP4_CONNECTION_NOT_SYNCHRONIZED 1 00270 #define LIBNET_BGP4_BAD_MESSAGE_LENGTH 2 00271 #define LIBNET_BGP4_BAD_MESSAGE_TYPE 3 00272 /* OPEN Message Error subcodes */ 00273 #define LIBNET_BGP4_UNSUPPORTED_VERSION_NUMBER 1 00274 #define LIBNET_BGP4_BAD_PEER_AS 2 00275 #define LIBNET_BGP4_BAD_BGP_IDENTIFIER 3 00276 #define LIBNET_BGP4_UNSUPPORTED_OPTIONAL_PARAMETER 4 00277 #define LIBNET_BGP4_AUTHENTICATION_FAILURE 5 00278 #define LIBNET_BGP4_UNACCEPTABLE_HOLD_TIME 6 00279 /* UPDATE Message Error subcodes */ 00280 #define LIBNET_BGP4_MALFORMED_ATTRIBUTE_LIST 00281 #define LIBNET_BGP4_UNRECOGNIZED_WELL_KNOWN_ATTRIBUTE 00282 #define LIBNET_BGP4_MISSING_WELL_KNOWN_ATTRIBUTE 00283 #define LIBNET_BGP4_ATTRIBUTE_FLAGS_ERROR 00284 #define LIBNET_BGP4_ATTRIBUTE_LENGTH_ERROR 00285 #define LIBNET_BGP4_INVALID_ORIGIN_ATTRIBUTE 00286 #define LIBNET_BGP4_AS_ROUTING_LOOP 00287 #define LIBNET_BGP4_INVALID_NEXT_HOP_ATTRIBUTE 00288 #define LIBNET_BGP4_OPTIONAL_ATTRIBUTE_ERROR 00289 #define LIBNET_BGP4_INVALID_NETWORK_FIELD 00290 #define LIBNET_BGP4_MALFORMED_AS_PATH 00291  u_int8_t err_subcode; 00292 }; 00293 00294 00295 00296 /* 00297  * CDP header 00298  * Cisco Discovery Protocol 00299  * Base header size: 8 bytes 00300  */ 00301 00302 /* 00303  * For checksum stuff -- IANA says 135-254 is "unassigned" as of 12.2001. 00304  * Let's hope this one stays that way for a while! 00305  */ 00306 #define LIBNET_PROTO_CDP 200 00307 struct libnet_cdp_hdr 00308 { 00309 u_int8_t cdp_version; /* version (should always be 0x01) */ 00310 u_int8_t cdp_ttl; /* time reciever should hold info in this packet */ 00311 u_int16_t cdp_sum; /* checksum */ 00312 u_int16_t cdp_type; /* type */ 00313 #define LIBNET_CDP_DEVID 0x1 /* device id */ 00314 #define LIBNET_CDP_ADDRESS 0x2 /* address */ 00315 #define LIBNET_CDP_PORTID 0x3 /* port id */ 00316 #define LIBNET_CDP_CAPABIL 0x4 /* capabilities */ 00317 #define LIBNET_CDP_VERSION 0x5 /* version */ 00318 #define LIBNET_CDP_PLATFORM 0x6 /* platform */ 00319 #define LIBNET_CDP_IPPREFIX 0x7 /* ip prefix */ 00320 u_int16_t cdp_len; /* type + length + value */ 00321 /* value information done dynamically */ 00322 00323 /* CDP capabilities */ 00324 #define LIBNET_CDP_CAP_L3R 0x01/* performs level 3 routing */ 00325 #define LIBNET_CDP_CAP_L2B 0x02/* performs level 2 transparent bridging */ 00326 #define LIBNET_CDP_CAP_L2SRB 0x04/* performs level 2 sourceroute bridging */ 00327 #define LIBNET_CDP_CAP_L2S 0x08/* performs level 2 switching */ 00328 #define LIBNET_CDP_CAP_SR 0x10/* sends and recieves packets on a network */ 00329 #define LIBNET_CDP_CAP_NOI 0x20/* does not forward IGMP on non-router ports */ 00330 #define LIBNET_CDP_CAP_L1F 0x40/* provides level 1 functionality */ 00331 }; 00332 00333 00334 /* 00335  * Used as an overlay for type/len/values 00336  */ 00337 struct libnet_cdp_value_hdr 00338 { 00339 u_int16_t cdp_type; 00340 u_int16_t cdp_len; 00341 }; 00342 00343 00344 /* 00345  * DHCP header 00346  * Dynamic Host Configuration Protocol 00347  * Static header size: f0 bytes 00348  */ 00349 struct libnet_dhcpv4_hdr 00350 { 00351 u_int8_t dhcp_opcode; /* opcode */ 00352 #define LIBNET_DHCP_REQUEST 0x1 00353 #define LIBNET_DHCP_REPLY 0x2 00354  u_int8_t dhcp_htype; /* hardware address type */ 00355 u_int8_t dhcp_hlen; /* hardware address length */ 00356 u_int8_t dhcp_hopcount; /* used by proxy servers */ 00357 u_int32_t dhcp_xid; /* transaction ID */ 00358 u_int16_t dhcp_secs; /* number of seconds since trying to bootstrap */ 00359 u_int16_t dhcp_flags; /* flags for DHCP, unused for BOOTP */ 00360 u_int32_t dhcp_cip; /* client's IP */ 00361 u_int32_t dhcp_yip; /* your IP */ 00362 u_int32_t dhcp_sip; /* server's IP */ 00363 u_int32_t dhcp_gip; /* gateway IP */ 00364 u_int8_t dhcp_chaddr[16]; /* client hardware address */ 00365 u_int8_t dhcp_sname[64]; /* server host name */ 00366 u_int8_t dhcp_file[128]; /* boot file name */ 00367 u_int32_t dhcp_magic; /* BOOTP magic header */ 00368 #define DHCP_MAGIC 0x63825363 00369 #define LIBNET_BOOTP_MIN_LEN 0x12c 00370 #define LIBNET_DHCP_PAD 0x00 00371 #define LIBNET_DHCP_SUBNETMASK 0x01 00372 #define LIBNET_DHCP_TIMEOFFSET 0x02 00373 #define LIBNET_DHCP_ROUTER 0x03 00374 #define LIBNET_DHCP_TIMESERVER 0x04 00375 #define LIBNET_DHCP_NAMESERVER 0x05 00376 #define LIBNET_DHCP_DNS 0x06 00377 #define LIBNET_DHCP_LOGSERV 0x07 00378 #define LIBNET_DHCP_COOKIESERV 0x08 00379 #define LIBNET_DHCP_LPRSERV 0x09 00380 #define LIBNET_DHCP_IMPSERV 0x0a 00381 #define LIBNET_DHCP_RESSERV 0x0b 00382 #define LIBNET_DHCP_HOSTNAME 0x0c 00383 #define LIBNET_DHCP_BOOTFILESIZE 0x0d 00384 #define LIBNET_DHCP_DUMPFILE 0x0e 00385 #define LIBNET_DHCP_DOMAINNAME 0x0f 00386 #define LIBNET_DHCP_SWAPSERV 0x10 00387 #define LIBNET_DHCP_ROOTPATH 0x11 00388 #define LIBNET_DHCP_EXTENPATH 0x12 00389 #define LIBNET_DHCP_IPFORWARD 0x13 00390 #define LIBNET_DHCP_SRCROUTE 0x14 00391 #define LIBNET_DHCP_POLICYFILTER 0x15 00392 #define LIBNET_DHCP_MAXASMSIZE 0x16 00393 #define LIBNET_DHCP_IPTTL 0x17 00394 #define LIBNET_DHCP_MTUTIMEOUT 0x18 00395 #define LIBNET_DHCP_MTUTABLE 0x19 00396 #define LIBNET_DHCP_MTUSIZE 0x1a 00397 #define LIBNET_DHCP_LOCALSUBNETS 0x1b 00398 #define LIBNET_DHCP_BROADCASTADDR 0x1c 00399 #define LIBNET_DHCP_DOMASKDISCOV 0x1d 00400 #define LIBNET_DHCP_MASKSUPPLY 0x1e 00401 #define LIBNET_DHCP_DOROUTEDISC 0x1f 00402 #define LIBNET_DHCP_ROUTERSOLICIT 0x20 00403 #define LIBNET_DHCP_STATICROUTE 0x21 00404 #define LIBNET_DHCP_TRAILERENCAP 0x22 00405 #define LIBNET_DHCP_ARPTIMEOUT 0x23 00406 #define LIBNET_DHCP_ETHERENCAP 0x24 00407 #define LIBNET_DHCP_TCPTTL 0x25 00408 #define LIBNET_DHCP_TCPKEEPALIVE 0x26 00409 #define LIBNET_DHCP_TCPALIVEGARBAGE 0x27 00410 #define LIBNET_DHCP_NISDOMAIN 0x28 00411 #define LIBNET_DHCP_NISSERVERS 0x29 00412 #define LIBNET_DHCP_NISTIMESERV 0x2a 00413 #define LIBNET_DHCP_VENDSPECIFIC 0x2b 00414 #define LIBNET_DHCP_NBNS 0x2c 00415 #define LIBNET_DHCP_NBDD 0x2d 00416 #define LIBNET_DHCP_NBTCPIP 0x2e 00417 #define LIBNET_DHCP_NBTCPSCOPE 0x2f 00418 #define LIBNET_DHCP_XFONT 0x30 00419 #define LIBNET_DHCP_XDISPLAYMGR 0x31 00420 #define LIBNET_DHCP_DISCOVERADDR 0x32 00421 #define LIBNET_DHCP_LEASETIME 0x33 00422 #define LIBNET_DHCP_OPTIONOVERLOAD 0x34 00423 #define LIBNET_DHCP_MESSAGETYPE 0x35 00424 #define LIBNET_DHCP_SERVIDENT 0x36 00425 #define LIBNET_DHCP_PARAMREQUEST 0x37 00426 #define LIBNET_DHCP_MESSAGE 0x38 00427 #define LIBNET_DHCP_MAXMSGSIZE 0x39 00428 #define LIBNET_DHCP_RENEWTIME 0x3a 00429 #define LIBNET_DHCP_REBINDTIME 0x3b 00430 #define LIBNET_DHCP_CLASSSID 0x3c 00431 #define LIBNET_DHCP_CLIENTID 0x3d 00432 #define LIBNET_DHCP_NISPLUSDOMAIN 0x40 00433 #define LIBNET_DHCP_NISPLUSSERVERS 0x41 00434 #define LIBNET_DHCP_MOBILEIPAGENT 0x44 00435 #define LIBNET_DHCP_SMTPSERVER 0x45 00436 #define LIBNET_DHCP_POP3SERVER 0x46 00437 #define LIBNET_DHCP_NNTPSERVER 0x47 00438 #define LIBNET_DHCP_WWWSERVER 0x48 00439 #define LIBNET_DHCP_FINGERSERVER 0x49 00440 #define LIBNET_DHCP_IRCSERVER 0x4a 00441 #define LIBNET_DHCP_STSERVER 0x4b 00442 #define LIBNET_DHCP_STDASERVER 0x4c 00443 #define LIBNET_DHCP_END 0xff 00444  00445 #define LIBNET_DHCP_MSGDISCOVER 0x01 00446 #define LIBNET_DHCP_MSGOFFER 0x02 00447 #define LIBNET_DHCP_MSGREQUEST 0x03 00448 #define LIBNET_DHCP_MSGDECLINE 0x04 00449 #define LIBNET_DHCP_MSGACK 0x05 00450 #define LIBNET_DHCP_MSGNACK 0x06 00451 #define LIBNET_DHCP_MSGRELEASE 0x07 00452 #define LIBNET_DHCP_MSGINFORM 0x08 00453 }; 00454 00455 00456 /* 00457  * Base DNSv4 header 00458  * Domain Name System 00459  * Base header size: 12/14 bytes 00460  */ 00461 /* this little guy got left out in the cold */ 00462 #define LIBNET_DNS_H LIBNET_UDP_DNSV4_H 00463 struct libnet_dnsv4_hdr 00464 { 00465 u_int16_t h_len; /* length of the packet - only used with TCP */ 00466 u_int16_t id; /* DNS packet ID */ 00467 u_int16_t flags; /* DNS flags */ 00468 u_int16_t num_q; /* Number of questions */ 00469 u_int16_t num_answ_rr; /* Number of answer resource records */ 00470 u_int16_t num_auth_rr; /* Number of authority resource records */ 00471 u_int16_t num_addi_rr; /* Number of additional resource records */ 00472 }; 00473 00474 00475 /* 00476  * Ethernet II header 00477  * Static header size: 14 bytes 00478  */ 00479 struct libnet_ethernet_hdr 00480 { 00481 u_int8_t ether_dhost[ETHER_ADDR_LEN];/* destination ethernet address */ 00482 u_int8_t ether_shost[ETHER_ADDR_LEN];/* source ethernet address */ 00483 u_int16_t ether_type; /* protocol */ 00484 }; 00485 00486 #ifndef ETHERTYPE_PUP 00487 #define ETHERTYPE_PUP 0x0200 /* PUP protocol */ 00488 #endif 00489 #ifndef ETHERTYPE_IP 00490 #define ETHERTYPE_IP 0x0800 /* IP protocol */ 00491 #endif 00492 #ifndef ETHERTYPE_ARP 00493 #define ETHERTYPE_ARP 0x0806 /* addr. resolution protocol */ 00494 #endif 00495 #ifndef ETHERTYPE_REVARP 00496 #define ETHERTYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ 00497 #endif 00498 #ifndef ETHERTYPE_VLAN 00499 #define ETHERTYPE_VLAN 0x8100 /* IEEE 802.1Q VLAN tagging */ 00500 #endif 00501 #ifndef ETHERTYPE_EAP 00502 #define ETHERTYPE_EAP 0x888e /* IEEE 802.1X EAP authentication */ 00503 #endif 00504 #ifndef ETHERTYPE_MPLS 00505 #define ETHERTYPE_MPLS 0x8847 /* MPLS */ 00506 #endif 00507 #ifndef ETHERTYPE_LOOPBACK 00508 #define ETHERTYPE_LOOPBACK 0x9000 /* used to test interfaces */ 00509 #endif 00510  00511 struct libnet_ether_addr 00512 { 00513 u_int8_t ether_addr_octet[6]; /* Ethernet address */ 00514 }; 00515 00516 /* 00517  * Fiber Distributed Data Interface header 00518  * 00519  * Static header size: 21 bytes (LLC and 48-bit address addr only) 00520  * 00521  * Note: Organization field is 3 bytes which throws off the 00522  * alignment of type. Therefore fddi_type (19 bytes in)  00523  * is specified as two u_int8_ts. 00524  */ 00525 struct libnet_fddi_hdr 00526 { 00527 u_int8_t fddi_frame_control; /* Class/Format/Priority */ 00528 #define LIBNET_FDDI_LLC_FRAME 0x10 00529 #define LIBNET_FDDI_48BIT_ADDR 0x40 00530 #define LIBNET_FDDI_FC_REQD LIBNET_FDDI_LLC_FRAME | LIBNET_FDDI_48BIT_ADDR  00531  u_int8_t fddi_dhost[FDDI_ADDR_LEN]; /* destination fddi address */ 00532 u_int8_t fddi_shost[FDDI_ADDR_LEN]; /* source fddi address */ 00533 u_int8_t fddi_llc_dsap; /* DSAP */ 00534 u_int8_t fddi_llc_ssap; /* SSAP */ 00535 u_int8_t fddi_llc_control_field; /* Class/Format/Priority */ 00536 u_int8_t fddi_llc_org_code[LIBNET_ORG_CODE_SIZE]; /* Organization Code 3-bytes */ 00537 u_int8_t fddi_type; /* Protocol Type */ 00538 u_int8_t fddi_type1; /* see note above. */ 00539 #define FDDI_TYPE_IP 0x0800 /* IP protocol */ 00540 #define FDDI_TYPE_ARP 0x0806 /* addr. resolution protocol */ 00541 #define FDDI_TYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ 00542 }; 00543 00544 00545 struct libnet_fddi_addr 00546 { 00547 u_int8_t fddi_addr_octet[6]; /* FDDI address */ 00548 }; 00549 00550 00551 /* 00552  * GRE header - RFC 1701 & 2637 00553  * Generic Routing Encapsulation (GRE)  00554  * Base header size: 4 bytes 00555  */ 00556 struct libnet_gre_hdr 00557 { 00558 u_int16_t flags_ver; 00559 #define GRE_CSUM 0x8000 00560 #define GRE_ROUTING 0x4000 00561 #define GRE_KEY 0x2000 00562 #define GRE_SEQ 0x1000 00563 #define GRE_STRICT 0x0800 00564 #define GRE_REC 0x0700 00565 #define GRE_ACK 0x0080 00566  00567 #define GRE_FLAGS_MASK 0x00F8 00568 #define GRE_VERSION_MASK 0x0007 00569  00570 #define GRE_VERSION_0 0x0000 00571 #define GRE_VERSION_1 0x0001 00572  00573 u_int16_t type; 00574 #define GRE_SNA 0x0004 00575 #define GRE_OSI_NETWORK_LAYER 0x00FE 00576 #define GRE_PUP 0x0200 00577 #define GRE_XNS 0x0600 00578 #define GRE_IP 0x0800 00579 #define GRE_CHAOS 0x0804 00580 #define GRE_RFC_826_ARP 0x0806 00581 #define GRE_FRAME_RELAY_ARP 0x0808 00582 #define GRE_VINES 0x0BAD 00583 #define GRE_VINES_ECHO 0x0BAE 00584 #define GRE_VINES_LOOPBACK 0x0BAF 00585 #define GRE_DECNET 0x6003 00586 #define GRE_TRANSPARENT_ETHERNET_BRIDGING 0x6558 00587 #define GRE_RAW_FRAME_RELAY 0x6559 00588 #define GRE_APOLLO_DOMAIN 0x8019 00589 #define GRE_ETHERTALK 0x809B 00590 #define GRE_NOVELL_IPX 0x8137 00591 #define GRE_RFC_1144_TCP_IP_COMPRESSION 0x876B 00592 #define GRE_IP_AUTONOMOUS_SYSTEMS 0x876C 00593 #define GRE_SECURE_DATA 0x876D 00594 #define GRE_PPP 0x880b /* taken from RFC 2637 */ 00595 00596 union { 00597 struct { 00598 u_int16_t sum; /* optional */ 00599 u_int16_t offset; /* optional */ 00600 u_int32_t key; /* optional */ 00601 u_int32_t seq; /* optional */ 00602 } _gre; 00603 00604 struct { 00605 u_int16_t payload_s; /* optional */ 00606 u_int16_t callID; /* optional */ 00607 u_int32_t seq; /* optional */ 00608 u_int32_t ack; /* optional */ 00609 } _egre; 00610 }_data; 00611 00612 #define gre_sum _data._gre.sum 00613 #define gre_offset _data._gre.offset 00614 #define gre_key _data._gre.key 00615 #define gre_seq _data._gre.seq 00616  00617 #define egre_payload_s _data._egre.payload_s 00618 #define egre_callID _data._egre.callID 00619 #define egre_seq _data._egre.seq 00620 #define egre_ack _data._egre.ack 00621 }; 00622 00623 00624 #ifndef IPPROTO_GRE 00625 #define IPPROTO_GRE 47 00626 #endif 00627  00628 /* 00629  * Source Route Entries (SRE) 00630  * This is used for GRE as the Routing field is a list of SREs - RFC 1701 00631  * Base header size: 4 bytes 00632  */ 00633 struct libnet_gre_sre_hdr 00634 { 00635 u_int16_t af; /* address familly */ 00636 u_int8_t sre_offset; 00637 u_int8_t sre_length; 00638 u_int8_t *routing; 00639 }; 00640 00641 00642 /* 00643  * IPv4 header 00644  * Internet Protocol, version 4 00645  * Static header size: 20 bytes 00646  */ 00647 struct libnet_ipv4_hdr 00648 { 00649 #if (LIBNET_LIL_ENDIAN) 00650  u_int8_t ip_hl:4, /* header length */ 00651 ip_v:4; /* version */ 00652 #endif 00653 #if (LIBNET_BIG_ENDIAN) 00654  u_int8_t ip_v:4, /* version */ 00655 ip_hl:4; /* header length */ 00656 #endif 00657  u_int8_t ip_tos; /* type of service */ 00658 #ifndef IPTOS_LOWDELAY 00659 #define IPTOS_LOWDELAY 0x10 00660 #endif 00661 #ifndef IPTOS_THROUGHPUT 00662 #define IPTOS_THROUGHPUT 0x08 00663 #endif 00664 #ifndef IPTOS_RELIABILITY 00665 #define IPTOS_RELIABILITY 0x04 00666 #endif 00667 #ifndef IPTOS_LOWCOST 00668 #define IPTOS_LOWCOST 0x02 00669 #endif 00670  u_int16_t ip_len; /* total length */ 00671 u_int16_t ip_id; /* identification */ 00672 u_int16_t ip_off; 00673 #ifndef IP_RF 00674 #define IP_RF 0x8000 /* reserved fragment flag */ 00675 #endif 00676 #ifndef IP_DF 00677 #define IP_DF 0x4000 /* dont fragment flag */ 00678 #endif 00679 #ifndef IP_MF 00680 #define IP_MF 0x2000 /* more fragments flag */ 00681 #endif  00682 #ifndef IP_OFFMASK 00683 #define IP_OFFMASK 0x1fff /* mask for fragmenting bits */ 00684 #endif 00685  u_int8_t ip_ttl; /* time to live */ 00686 u_int8_t ip_p; /* protocol */ 00687 u_int16_t ip_sum; /* checksum */ 00688 struct in_addr ip_src, ip_dst; /* source and dest address */ 00689 }; 00690 00691 /* 00692  * IP options 00693  */ 00694 #ifndef IPOPT_EOL 00695 #define IPOPT_EOL 0 /* end of option list */ 00696 #endif 00697 #ifndef IPOPT_NOP 00698 #define IPOPT_NOP 1 /* no operation */ 00699 #endif  00700 #ifndef IPOPT_RR 00701 #define IPOPT_RR 7 /* record packet route */ 00702 #endif 00703 #ifndef IPOPT_TS 00704 #define IPOPT_TS 68 /* timestamp */ 00705 #endif 00706 #ifndef IPOPT_SECURITY 00707 #define IPOPT_SECURITY 130 /* provide s,c,h,tcc */ 00708 #endif 00709 #ifndef IPOPT_LSRR 00710 #define IPOPT_LSRR 131 /* loose source route */ 00711 #endif 00712 #ifndef IPOPT_SATID 00713 #define IPOPT_SATID 136 /* satnet id */ 00714 #endif 00715 #ifndef IPOPT_SSRR 00716 #define IPOPT_SSRR 137 /* strict source route */ 00717 #endif 00718  00719 struct libnet_in6_addr 00720 { 00721 union 00722  { 00723 u_int8_t __u6_addr8[16]; 00724 u_int16_t __u6_addr16[8]; 00725 u_int32_t __u6_addr32[4]; 00726 } __u6_addr; /* 128-bit IP6 address */ 00727 }; 00728 #define libnet_s6_addr __u6_addr.__u6_addr8 00729  00730 /* 00731  * IPv6 header 00732  * Internet Protocol, version 6 00733  * Static header size: 40 bytes 00734  */ 00735 struct libnet_ipv6_hdr 00736 { 00737 u_int8_t ip_flags[4]; /* version, traffic class, flow label */ 00738 u_int16_t ip_len; /* total length */ 00739 u_int8_t ip_nh; /* next header */ 00740 u_int8_t ip_hl; /* hop limit */ 00741 struct libnet_in6_addr ip_src, ip_dst; /* source and dest address */ 00742 00743 }; 00744 00745 /* 00746  * IPv6 frag header 00747  * Internet Protocol, version 6 00748  * Static header size: 8 bytes 00749  */ 00750 #define LIBNET_IPV6_NH_FRAGMENT 44 00751 struct libnet_ipv6_frag_hdr 00752 { 00753 u_int8_t ip_nh; /* next header */ 00754 u_int8_t ip_reserved; /* reserved */ 00755 u_int16_t ip_frag; /* fragmentation stuff */ 00756 u_int32_t ip_id; /* id */ 00757 }; 00758 00759 /* 00760  * IPv6 routing header 00761  * Internet Protocol, version 6 00762  * Base header size: 4 bytes 00763  */ 00764 #define LIBNET_IPV6_NH_ROUTING 43 00765 struct libnet_ipv6_routing_hdr 00766 { 00767 u_int8_t ip_nh; /* next header */ 00768 u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ 00769 u_int8_t ip_rtype; /* routing type */ 00770 u_int8_t ip_segments; /* segments left */ 00771 /* routing information allocated dynamically */ 00772 }; 00773 00774 /* 00775  * IPv6 destination options header 00776  * Internet Protocol, version 6 00777  * Base header size: 2 bytes 00778  */ 00779 #define LIBNET_IPV6_NH_DESTOPTS 60 00780 struct libnet_ipv6_destopts_hdr 00781 { 00782 u_int8_t ip_nh; /* next header */ 00783 u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ 00784 /* destination options information allocated dynamically */ 00785 }; 00786 00787 /* 00788  * IPv6 hop by hop options header 00789  * Internet Protocol, version 6 00790  * Base header size: 2 bytes 00791  */ 00792 #define LIBNET_IPV6_NH_HBH 0 00793 struct libnet_ipv6_hbhopts_hdr 00794 { 00795 u_int8_t ip_nh; /* next header */ 00796 u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ 00797 /* destination options information allocated dynamically */ 00798 }; 00799 00800 /* 00801  * ICMP6 header 00802  * Internet Control Message Protocol v6 00803  * Base header size: 8 bytes 00804  */ 00805 #ifndef IPPROTO_ICMP6 00806 #define IPPROTO_ICMP6 0x3a 00807 #endif 00808 struct libnet_icmpv6_hdr 00809 { 00810 u_int8_t icmp_type; /* ICMP type */ 00811 #ifndef ICMP6_ECHO 00812 #define ICMP6_ECHO 128 00813 #endif 00814 #ifndef ICMP6_ECHOREPLY 00815 #define ICMP6_ECHOREPLY 129 00816 #endif 00817 #ifndef ICMP6_UNREACH 00818 #define ICMP6_UNREACH 1 00819 #endif 00820 #ifndef ICMP6_PKTTOOBIG 00821 #define ICMP6_PKTTOOBIG 2 00822 #endif 00823 #ifndef ICMP6_TIMXCEED 00824 #define ICMP6_TIMXCEED 3 00825 #endif 00826 #ifndef ICMP6_PARAMPROB 00827 #define ICMP6_PARAMPROB 4 00828 #endif 00829  u_int8_t icmp_code; /* ICMP code */ 00830 u_int16_t icmp_sum; /* ICMP Checksum */ 00831 u_int16_t id; /* ICMP id */ 00832 u_int16_t seq; /* ICMP sequence number */ 00833 }; 00834 00835 00836 00837 /* 00838  * ICMP header 00839  * Internet Control Message Protocol 00840  * Base header size: 4 bytes 00841  */ 00842 struct libnet_icmpv4_hdr 00843 { 00844 u_int8_t icmp_type; /* ICMP type */ 00845 #ifndef ICMP_ECHOREPLY 00846 #define ICMP_ECHOREPLY 0 00847 #endif 00848 #ifndef ICMP_UNREACH 00849 #define ICMP_UNREACH 3 00850 #endif 00851 #ifndef ICMP_SOURCEQUENCH 00852 #define ICMP_SOURCEQUENCH 4 00853 #endif 00854 #ifndef ICMP_REDIRECT 00855 #define ICMP_REDIRECT 5 00856 #endif 00857 #ifndef ICMP_ECHO 00858 #define ICMP_ECHO 8 00859 #endif 00860 #ifndef ICMP_ROUTERADVERT 00861 #define ICMP_ROUTERADVERT 9 00862 #endif 00863 #ifndef ICMP_ROUTERSOLICIT 00864 #define ICMP_ROUTERSOLICIT 10 00865 #endif 00866 #ifndef ICMP_TIMXCEED 00867 #define ICMP_TIMXCEED 11 00868 #endif 00869 #ifndef ICMP_PARAMPROB 00870 #define ICMP_PARAMPROB 12 00871 #endif 00872 #ifndef ICMP_TSTAMP 00873 #define ICMP_TSTAMP 13 00874 #endif 00875 #ifndef ICMP_TSTAMPREPLY 00876 #define ICMP_TSTAMPREPLY 14 00877 #endif 00878 #ifndef ICMP_IREQ 00879 #define ICMP_IREQ 15 00880 #endif 00881 #ifndef ICMP_IREQREPLY 00882 #define ICMP_IREQREPLY 16 00883 #endif 00884 #ifndef ICMP_MASKREQ 00885 #define ICMP_MASKREQ 17 00886 #endif 00887 #ifndef ICMP_MASKREPLY 00888 #define ICMP_MASKREPLY 18 00889 #endif 00890  u_int8_t icmp_code; /* ICMP code */ 00891 #ifndef ICMP_UNREACH_NET 00892 #define ICMP_UNREACH_NET 0 00893 #endif 00894 #ifndef ICMP_UNREACH_HOST 00895 #define ICMP_UNREACH_HOST 1 00896 #endif 00897 #ifndef ICMP_UNREACH_PROTOCOL 00898 #define ICMP_UNREACH_PROTOCOL 2 00899 #endif 00900 #ifndef ICMP_UNREACH_PORT 00901 #define ICMP_UNREACH_PORT 3 00902 #endif 00903 #ifndef ICMP_UNREACH_NEEDFRAG 00904 #define ICMP_UNREACH_NEEDFRAG 4 00905 #endif 00906 #ifndef ICMP_UNREACH_SRCFAIL 00907 #define ICMP_UNREACH_SRCFAIL 5 00908 #endif 00909 #ifndef ICMP_UNREACH_NET_UNKNOWN 00910 #define ICMP_UNREACH_NET_UNKNOWN 6 00911 #endif 00912 #ifndef ICMP_UNREACH_HOST_UNKNOWN 00913 #define ICMP_UNREACH_HOST_UNKNOWN 7 00914 #endif 00915 #ifndef ICMP_UNREACH_ISOLATED 00916 #define ICMP_UNREACH_ISOLATED 8 00917 #endif 00918 #ifndef ICMP_UNREACH_NET_PROHIB 00919 #define ICMP_UNREACH_NET_PROHIB 9 00920 #endif 00921 #ifndef ICMP_UNREACH_HOST_PROHIB 00922 #define ICMP_UNREACH_HOST_PROHIB 10 00923 #endif 00924 #ifndef ICMP_UNREACH_TOSNET 00925 #define ICMP_UNREACH_TOSNET 11 00926 #endif 00927 #ifndef ICMP_UNREACH_TOSHOST 00928 #define ICMP_UNREACH_TOSHOST 12 00929 #endif 00930 #ifndef ICMP_UNREACH_FILTER_PROHIB 00931 #define ICMP_UNREACH_FILTER_PROHIB 13 00932 #endif 00933 #ifndef ICMP_UNREACH_HOST_PRECEDENCE 00934 #define ICMP_UNREACH_HOST_PRECEDENCE 14 00935 #endif 00936 #ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF 00937 #define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 00938 #endif 00939 #ifndef ICMP_REDIRECT_NET 00940 #define ICMP_REDIRECT_NET 0 00941 #endif 00942 #ifndef ICMP_REDIRECT_HOST 00943 #define ICMP_REDIRECT_HOST 1 00944 #endif 00945 #ifndef ICMP_REDIRECT_TOSNET 00946 #define ICMP_REDIRECT_TOSNET 2 00947 #endif 00948 #ifndef ICMP_REDIRECT_TOSHOST 00949 #define ICMP_REDIRECT_TOSHOST 3 00950 #endif 00951 #ifndef ICMP_TIMXCEED_INTRANS 00952 #define ICMP_TIMXCEED_INTRANS 0 00953 #endif 00954 #ifndef ICMP_TIMXCEED_REASS 00955 #define ICMP_TIMXCEED_REASS 1 00956 #endif 00957 #ifndef ICMP_PARAMPROB_OPTABSENT 00958 #define ICMP_PARAMPROB_OPTABSENT 1 00959 #endif 00960  00961 u_int16_t icmp_sum; /* ICMP Checksum */ 00962 00963 union 00964  { 00965 struct 00966  { 00967 u_int16_t id; /* ICMP id */ 00968 u_int16_t seq;/* ICMP sequence number */ 00969 } echo; 00970 00971 #undef icmp_id 00972 #undef icmp_seq 00973 #define icmp_id hun.echo.id 00974 #define icmp_seq hun.echo.seq 00975  00976 u_int32_t gateway; /* gateway host */ 00977 struct 00978  { 00979 u_int16_t pad;/* padding */ 00980 u_int16_t mtu;/* MTU size */ 00981 } frag; 00982 } hun; 00983 union 00984  { 00985 struct 00986  { 00987 n_time its_otime; 00988 n_time its_rtime; 00989 n_time its_ttime; 00990 } ts; 00991 struct 00992  { 00993 struct libnet_ipv4_hdr idi_ip; 00994 /* options and then 64 bits of data */ 00995 } ip; 00996 u_int32_t mask; 00997 int8_t data[1]; 00998 00999 #undef icmp_mask 01000 #define icmp_mask dun.mask 01001 #undef icmp_data 01002 #define icmp_data dun.data 01003  01004 #undef icmp_otime 01005 #define icmp_otime dun.ts.its_otime 01006 #undef icmp_rtime 01007 #define icmp_rtime dun.ts.its_rtime 01008 #undef icmp_ttime 01009 #define icmp_ttime dun.ts.its_ttime 01010  }dun; 01011 }; 01012 01013 01014 /* 01015  * IGMP header 01016  * Internet Group Message Protocol 01017  * Static header size: 8 bytes 01018  */ 01019 struct libnet_igmp_hdr 01020 { 01021 u_int8_t igmp_type; /* IGMP type */ 01022 #ifndef IGMP_MEMBERSHIP_QUERY 01023 #define IGMP_MEMBERSHIP_QUERY 0x11 /* membership query */ 01024 #endif 01025 #ifndef IGMP_V1_MEMBERSHIP_REPORT 01026 #define IGMP_V1_MEMBERSHIP_REPORT 0x12 /* Ver. 1 membership report */ 01027 #endif 01028 #ifndef IGMP_V2_MEMBERSHIP_REPORT 01029 #define IGMP_V2_MEMBERSHIP_REPORT 0x16 /* Ver. 2 membership report */ 01030 #endif 01031 #ifndef IGMP_LEAVE_GROUP 01032 #define IGMP_LEAVE_GROUP 0x17 /* Leave-group message */ 01033 #endif 01034  u_int8_t igmp_code; /* IGMP code */ 01035 u_int16_t igmp_sum; /* IGMP checksum */ 01036 struct in_addr igmp_group;/* IGMP host IP */ 01037 }; 01038 01039 01040 /* 01041  * IPSEC header 01042  * Internet Protocol Security Protocol 01043  * Encapsulating Security Payload Header Static header size: 12 bytes 01044  * Encapsulating Security Payload Footer Base header size: 2 bytes 01045  * Authentication Header Static Size: 16 bytes 01046  */ 01047 #ifndef IPPROTO_ESP 01048 #define IPPROTO_ESP 50 /* not everyone's got this */ 01049 #endif 01050 struct libnet_esp_hdr 01051 { 01052 u_int32_t esp_spi; /* security parameter index */ 01053 u_int32_t esp_seq; /* ESP sequence number */ 01054 u_int32_t esp_iv; /* initialization vector */ 01055 }; 01056 01057 struct libnet_esp_ftr 01058 { 01059 u_int8_t esp_pad_len; /* padding length */ 01060 u_int8_t esp_nh; /* next header pointer */ 01061 int8_t *esp_auth; /* authentication data */ 01062 }; 01063 01064 #ifndef IPPROTO_AH 01065 #define IPPROTO_AH 51 /* not everyone's got this */ 01066 #endif 01067 struct libnet_ah_hdr 01068 { 01069 u_int8_t ah_nh; /* next header */ 01070 u_int8_t ah_len; /* payload length */ 01071 u_int16_t ah_res; /* reserved */ 01072 u_int32_t ah_spi; /* security parameter index */ 01073 u_int32_t ah_seq; /* AH sequence number */ 01074 u_int32_t ah_auth; /* authentication data */ 01075 }; 01076 01077 01078 /* 01079  * ISL header 01080  * Cisco Inter-Switch Link 01081  * Static header size: 26 bytes 01082  */ 01083 /* 01084  * For checksum stuff -- IANA says 135-254 is "unassigned" as of 12.2001. 01085  * Let's hope this one stays that way for a while! 01086  */ 01087 #define LIBNET_PROTO_ISL 201 01088 struct libnet_isl_hdr 01089 { 01090 u_int8_t isl_dhost[5]; /* destination address "01:00:0c:00:00" */ 01091 #if (LIBNET_LIL_ENDIAN) 01092  u_int8_t isl_type:4, /* type of frame */ 01093 isl_user:4; /* user defined bits */ 01094 #endif 01095 #if (LIBNET_BIG_ENDIAN) 01096  u_int8_t isl_user:4, /* user defined bits */ 01097 isl_type:4; /* type of frame */ 01098 #endif 01099  u_int8_t isl_shost[6]; /* source address */ 01100 u_int16_t isl_len; /* total length of packet - 18 bytes */ 01101 u_int8_t isl_snap[6]; /* 0xaaaa03 + vendor code */ 01102 u_int16_t isl_vid; /* 15 bit VLAN ID, 1 bit BPDU / CDP indicator */ 01103 u_int16_t isl_index; /* port index */ 01104 u_int16_t isl_reserved; /* used for FDDI and token ring */ 01105 /* ethernet frame and 4 byte isl crc */ 01106 }; 01107 01108 #ifndef IPPROTO_OSPF 01109 #define IPPROTO_OSPF 89 /* not everyone's got this */ 01110 #endif 01111 #define IPPROTO_OSPF_LSA 890 /* made this up. Hope it's unused */ 01112 #define LIBNET_MODX 4102 /* used in LSA checksum */ 01113 01114 /* 01115  * Options used in multiple OSPF packets 01116  * More info can be found in section A.2 of RFC 2328. 01117  */ 01118 #define LIBNET_OPT_EBIT 0x02 /* describes the way AS-external-LSAs are flooded */ 01119 #define LIBNET_OPT_MCBIT 0x04 /* whether or not IP multicast dgrams are fwdd */ 01120 #define LIBNET_OPT_NPBIT 0x08 /* describes handling of type-7 LSAs */ 01121 #define LIBNET_OPT_EABIT 0x10 /* rtr's willingness to send/recv EA-LSAs */ 01122 #define LIBNET_OPT_DCBIT 0x20 /* describes handling of demand circuits */ 01123 01124 01125 /* 01126  * MPLS header 01127  * Multi-Protocol Label Switching 01128  * Static header size: 4 bytes 01129  */ 01130 struct libnet_mpls_hdr 01131 { 01132 u_int32_t mpls_les; /* 20 bits label, 3 bits exp, 1 bit bos, ttl */ 01133 #define LIBNET_MPLS_BOS_ON 1 01134 #define LIBNET_MPLS_BOS_OFF 0 01135 }; 01136 01137 /* 01138  * NTP header 01139  * Network Time Protocol 01140  * Static header size: 48 bytes 01141  */ 01142 struct libnet_ntp_hdr_l_fp /* int32_t floating point (64-bit) */ 01143 { 01144 u_int32_t integer; /* integer */ 01145 u_int32_t fraction; /* fraction */ 01146 }; 01147 01148 struct libnet_ntp_hdr_s_fp /* int16_t floating point (32-bit) */ 01149 { 01150 u_int16_t integer; /* integer */ 01151 u_int16_t fraction; /* fraction */ 01152 }; 01153 01154 01155 struct libnet_ntp_hdr 01156 { 01157 u_int8_t ntp_li_vn_mode; /* leap indicator, version, mode */ 01158 #define LIBNET_NTP_LI_NW 0x0 /* no warning */ 01159 #define LIBNET_NTP_LI_AS 0x1 /* last minute has 61 seconds */ 01160 #define LIBNET_NTP_LI_DS 0x2 /* last minute has 59 seconds */ 01161 #define LIBNET_NTP_LI_AC 0x3 /* alarm condition */ 01162 01163 #define LIBNET_NTP_VN_2 0x2 /* version 2 */ 01164 #define LIBNET_NTP_VN_3 0x3 /* version 3 */ 01165 #define LIBNET_NTP_VN_4 0x4 /* version 4 */ 01166 01167 #define LIBNET_NTP_MODE_R 0x0 /* reserved */ 01168 #define LIBNET_NTP_MODE_A 0x1 /* symmetric active */ 01169 #define LIBNET_NTP_MODE_P 0x2 /* symmetric passive */ 01170 #define LIBNET_NTP_MODE_C 0x3 /* client */ 01171 #define LIBNET_NTP_MODE_S 0x4 /* server */ 01172 #define LIBNET_NTP_MODE_B 0x5 /* broadcast */ 01173 #define LIBNET_NTP_MODE_RC 0x6 /* reserved for NTP control message */ 01174 #define LIBNET_NTP_MODE_RP 0x7 /* reserved for private use */ 01175 u_int8_t ntp_stratum; /* stratum */ 01176 #define LIBNET_NTP_STRATUM_UNAVAIL 0x0 /* unspecified or unavailable */ 01177 #define LIBNET_NTP_STRATUM_PRIMARY 0x1 /* primary reference (radio clock) */ 01178 /* 2 - 15 is secondary */ 01179 /* 16 - 255 is reserved */ 01180 u_int8_t ntp_poll; /* poll interval (should be 4 - 12) */ 01181 u_int8_t ntp_precision; /* local clock precision */ 01182 struct libnet_ntp_hdr_s_fp ntp_delay; /* roundtrip delay */ 01183 struct libnet_ntp_hdr_s_fp ntp_dispersion; /* nominal error */ 01184 u_int32_t ntp_reference_id; /* reference source id */ 01185 #define LIBNET_NTP_REF_LOCAL 0x4c4f434c /* uncalibrated local clock */ 01186 #define LIBNET_NTP_REF_PPS 0x50505300 /* atomic / pulse-per-second clock */ 01187 #define LIBNET_NTP_REF_ACTS 0x41435453 /* NIST dialup modem */ 01188 #define LIBNET_NTP_REF_USNO 0x55534e4f /* USNO modem service */ 01189 #define LIBNET_NTP_REF_PTB 0x50544200 /* PTB (German) modem service */ 01190 #define LIBNET_NTP_REF_TDF 0x54444600 /* Allouis (French) radio */ 01191 #define LIBNET_NTP_REF_DCF 0x44434600 /* Mainflingen (German) radio */ 01192 #define LIBNET_NTP_REF_MSF 0x4d534600 /* Rugby (UK) radio */ 01193 #define LIBNET_NTP_REF_WWV 0x57575600 /* Ft Collins (US) radio */ 01194 #define LIBNET_NTP_REF_WWVB 0x57575642 /* Boulder (US) radio */ 01195 #define LIBNET_NTP_REF_WWVH 0x57575648 /* Kaui Hawaii (US) radio */ 01196 #define LIBNET_NTP_REF_CHU 0x43485500 /* Ottaha (Canada) radio */ 01197 #define LIBNET_NTP_REF_LORC 0x4c4f5243 /* LORAN-C radionavigation */ 01198 #define LIBNET_NTP_REF_OMEG 0x4f4d4547 /* OMEGA radionavigation */ 01199 #define LIBNET_NTP_REF_GPS 0x47505300 /* global positioning system */ 01200 #define LIBNET_NTP_REF_GOES 0x474f4553 /* geostationary orbit env satellite */ 01201 struct libnet_ntp_hdr_l_fp ntp_ref_ts; /* reference timestamp */ 01202 struct libnet_ntp_hdr_l_fp ntp_orig_ts; /* originate timestamp */ 01203 struct libnet_ntp_hdr_l_fp ntp_rec_ts; /* receive timestamp */ 01204 struct libnet_ntp_hdr_l_fp ntp_xmt_ts; /* transmit timestamp */ 01205 }; 01206 01207 01208 /* 01209  * OSPFv2 header 01210  * Open Shortest Path First 01211  * Static header size: 16 bytes 01212  */ 01213 struct libnet_ospf_hdr 01214 { 01215 u_int8_t ospf_v; /* version */ 01216 #define OSPFVERSION 2 01217  u_int8_t ospf_type; /* type */ 01218 #define LIBNET_OSPF_UMD 0 /* UMd monitoring packet */ 01219 #define LIBNET_OSPF_HELLO 1 /* HELLO packet */ 01220 #define LIBNET_OSPF_DBD 2 /* dataBase description packet */ 01221 #define LIBNET_OSPF_LSR 3 /* link state request packet */ 01222 #define LIBNET_OSPF_LSU 4 /* link state Update Packet */ 01223 #define LIBNET_OSPF_LSA 5 /* link state acknowledgement packet */ 01224 u_int16_t ospf_len; /* length */ 01225 struct in_addr ospf_rtr_id; /* source router ID */ 01226 struct in_addr ospf_area_id;/* roam ID */ 01227 u_int16_t ospf_sum; /* checksum */ 01228 u_int16_t ospf_auth_type; /* authentication type */ 01229 #define LIBNET_OSPF_AUTH_NULL 0 /* null password */ 01230 #define LIBNET_OSPF_AUTH_SIMPLE 1 /* simple, plaintext, 8 int8_t password */ 01231 #define LIBNET_OSPF_AUTH_MD5 2 /* MD5 */ 01232 }; 01233 01234 01235 /* 01236  * OSPF authentication header 01237  * Open Shortest Path First 01238  * Static header size: 8 bytes 01239  */ 01240 struct libnet_auth_hdr 01241 { 01242 u_int16_t ospf_auth_null; /* NULL */ 01243 u_int8_t ospf_auth_keyid; /* authentication key ID */ 01244 u_int8_t ospf_auth_len; /* auth data length */ 01245 u_int ospf_auth_seq; /* cryptographic sequence number */ 01246 }; 01247 01248 01249 /* 01250  * OSPF hello header 01251  * Open Shortest Path First 01252  * Static header size: 28 bytes 01253  */ 01254 struct libnet_ospf_hello_hdr 01255 { 01256 struct in_addr hello_nmask; /* netmask associated with the interface */ 01257 u_int16_t hello_intrvl; /* num of seconds between routers last packet */ 01258 u_int8_t hello_opts; /* Options for HELLO packets (look above) */ 01259 u_int8_t hello_rtr_pri; /* router's priority (if 0, can't be backup) */ 01260 u_int hello_dead_intvl; /* # of secs a router is silent till deemed down */ 01261 struct in_addr hello_des_rtr; /* Designated router on the network */ 01262 struct in_addr hello_bkup_rtr; /* Backup router */ 01263 struct in_addr hello_nbr; /* neighbor router, memcpy more as needed */ 01264 }; 01265 01266 01267 /* 01268  * Database Description header. 01269  */ 01270 struct libnet_dbd_hdr 01271 { 01272 u_int16_t dbd_mtu_len; /* max length of IP dgram that this 'if' can use */ 01273 u_int8_t dbd_opts; /* DBD packet options (from above) */ 01274 u_int8_t dbd_type; /* type of exchange occurring */ 01275 #define LIBNET_DBD_IBI 0x01 /* init */ 01276 #define LIBNET_DBD_MBIT 0x02 /* more DBD packets are to come */ 01277 #define LIBNET_DBD_MSBIT 0x04 /* If 1, sender is the master in the exchange */ 01278 u_int dbd_seq; /* DBD sequence number */ 01279 }; 01280 01281 01282 /* 01283  * used for the LS type field in all LS* headers 01284  */ 01285 #define LIBNET_LS_TYPE_RTR 1 /* router-LSA */ 01286 #define LIBNET_LS_TYPE_NET 2 /* network-LSA */ 01287 #define LIBNET_LS_TYPE_IP 3 /* summary-LSA (IP Network) */ 01288 #define LIBNET_LS_TYPE_ASBR 4 /* summary-LSA (ASBR) */ 01289 #define LIBNET_LS_TYPE_ASEXT 5 /* AS-external-LSA */ 01290 01291 01292 /* 01293  * Link State Request header 01294  */ 01295 struct libnet_lsr_hdr 01296 { 01297 u_int lsr_type; /* type of LS being requested */ 01298 u_int lsr_lsid; /* link state ID */ 01299 struct in_addr lsr_adrtr; /* advertising router (memcpy more as needed) */ 01300 }; 01301 01302 01303 /* 01304  * Link State Update header 01305  */ 01306 struct libnet_lsu_hdr 01307 { 01308 u_int lsu_num; /* number of LSAs that will be broadcasted */ 01309 }; 01310 01311 01312 /* 01313  * Link State Acknowledgement header. 01314  */ 01315 struct libnet_lsa_hdr 01316 { 01317 u_int16_t lsa_age; /* time in seconds since the LSA was originated */ 01318 u_int8_t lsa_opts; /* look above for OPTS_* */ 01319 u_int8_t lsa_type; /* look below for LS_TYPE_* */ 01320 u_int lsa_id; /* link State ID */ 01321 struct in_addr lsa_adv; /* router ID of Advertising router */ 01322 u_int lsa_seq; /* LSA sequence number to detect old/bad ones */ 01323 u_int16_t lsa_sum; /* "Fletcher Checksum" of all fields minus age */ 01324 u_int16_t lsa_len; /* length in bytes including the 20 byte header */ 01325 }; 01326 01327 01328 /* 01329  * Router LSA data format 01330  * 01331  * Other stuff for TOS can be added for backward compatability, for this 01332  * version, only OSPFv2 is being FULLY supported. 01333  */ 01334 struct libnet_rtr_lsa_hdr 01335 { 01336 u_int16_t rtr_flags; /* set to help describe packet */ 01337 #define LIBNET_RTR_FLAGS_W 0x0100 /* W bit */ 01338 #define LIBNET_RTR_FLAGS_E 0x0200 /* E bit */ 01339 #define LIBNET_RTR_FLAGS_B 0x0400 /* B bit */ 01340 u_int16_t rtr_num; /* number of links within that packet */ 01341 u_int rtr_link_id; /* describes link_data (look below) */ 01342 #define LIBNET_LINK_ID_NBR_ID 1 /* Neighbors router ID, also can be 4 */ 01343 #define LIBNET_LINK_ID_IP_DES 2 /* IP address of designated router */ 01344 #define LIBNET_LINK_ID_SUB 3 /* IP subnet number */ 01345 u_int rtr_link_data; /* Depending on link_id, info is here */ 01346 u_int8_t rtr_type; /* Description of router link */ 01347 #define LIBNET_RTR_TYPE_PTP 1 /* Point-To-Point */ 01348 #define LIBNET_RTR_TYPE_TRANS 2 /* Connection to a "transit network" */ 01349 #define LIBNET_RTR_TYPE_STUB 3 /* Connectin to a "stub network" */ 01350 #define RTR_TYPE_VRTL 4 /* connects to a "virtual link" */ 01351 u_int8_t rtr_tos_num; /* number of different TOS metrics for this link */ 01352 u_int16_t rtr_metric; /* the "cost" of using this link */ 01353 }; 01354 01355 01356 /* 01357  * Network LSA data format. 01358  */ 01359 struct libnet_net_lsa_hdr 01360 { 01361 struct in_addr net_nmask; /* Netmask for that network */ 01362 u_int net_rtr_id; /* ID of router attached to that network */ 01363 }; 01364 01365 01366 /* 01367  * Summary LSA data format. 01368  */ 01369 struct libnet_sum_lsa_hdr 01370 { 01371 struct in_addr sum_nmask; /* Netmask of destination IP address */ 01372 u_int sum_metric; /* Same as in rtr_lsa (&0xfff to use last 24bit */ 01373 u_int sum_tos_metric; /* first 8bits are TOS, 24bits are TOS Metric */ 01374 }; 01375 01376 01377 /* 01378  * AS External LSA data format. 01379  * & 0xfff logic operator for as_metric to get last 24bits. 01380  */ 01381 struct libnet_as_lsa_hdr 01382 { 01383 struct in_addr as_nmask; /* Netmask for advertised destination */ 01384 u_int as_metric; /* May have to set E bit in first 8bits */ 01385 #define LIBNET_AS_E_BIT_ON 0x80000000 /* as_metric */ 01386 struct in_addr as_fwd_addr; /* Forwarding address */ 01387 u_int as_rte_tag; /* External route tag */ 01388 }; 01389 01390 01391 /* 01392  * Base RIP header 01393  * Routing Information Protocol 01394  * Base header size: 24 bytes 01395  */ 01396 struct libnet_rip_hdr 01397 { 01398 u_int8_t rip_cmd; /* RIP command */ 01399 #define RIPCMD_REQUEST 1 /* want info */ 01400 #define RIPCMD_RESPONSE 2 /* responding to request */ 01401 #define RIPCMD_TRACEON 3 /* turn tracing on */ 01402 #define RIPCMD_TRACEOFF 4 /* turn it off */ 01403 #define RIPCMD_POLL 5 /* like request, but anyone answers */ 01404 #define RIPCMD_POLLENTRY 6 /* like poll, but for entire entry */ 01405 #define RIPCMD_MAX 7 /* ? command */ 01406 u_int8_t rip_ver; /* RIP version */ 01407 #define RIPVER_0 0 01408 #define RIPVER_1 1 01409 #define RIPVER_2 2 01410  u_int16_t rip_rd; /* Zero (v1) or Routing Domain (v2) */ 01411 u_int16_t rip_af; /* Address family */ 01412 u_int16_t rip_rt; /* Zero (v1) or Route Tag (v2) */ 01413 u_int32_t rip_addr; /* IP address */ 01414 u_int32_t rip_mask; /* Zero (v1) or Subnet Mask (v2) */ 01415 u_int32_t rip_next_hop; /* Zero (v1) or Next hop IP address (v2) */ 01416 u_int32_t rip_metric; /* Metric */ 01417 }; 01418 01419 /* 01420  * RPC headers 01421  * Remote Procedure Call 01422  */ 01423 #define LIBNET_RPC_CALL 0 01424 #define LIBNET_RPC_REPLY 1 01425 #define LIBNET_RPC_VERS 2 01426 #define LIBNET_RPC_LAST_FRAG 0x80000000 01427  01428 /* 01429  * Portmap defines 01430  */ 01431 #define LIBNET_PMAP_PROGRAM 100000 01432 #define LIBNET_PMAP_PROC_NULL 0 01433 #define LIBNET_PMAP_PROC_SET 1 01434 #define LIBNET_PMAP_PROC_UNSET 2 01435 #define LIBNET_PMAP_PROC_GETADDR 3 01436 #define LIBNET_PMAP_PROC_DUMP 4 01437 #define LIBNET_PMAP_PROC_CALLIT 5 01438 #define LIBNET_PMAP_PROC_BCAST 5 /* Not a typo */ 01439 #define LIBNET_PMAP_PROC_GETTIME 6 01440 #define LIBNET_PMAP_PROC_UADDR2TADDR 7 01441 #define LIBNET_PMAP_PROC_TADDR2UADDR 8 01442 #define LIBNET_PMAP_PROC_GETVERSADDR 9 01443 #define LIBNET_PMAP_PROC_INDIRECT 10 01444 #define LIBNET_PMAP_PROC_GETADDRLIST 11 01445 #define LIBNET_PMAP_PROC_GETSTAT 12 01446  01447 /* There will be more to add... */ 01448 01449 struct libnet_rpc_opaque_auth 01450 { 01451 u_int32_t rpc_auth_flavor; 01452 u_int32_t rpc_auth_length; 01453 // u_int8_t *rpc_auth_data; 01454 }; 01455 01456 struct libnet_rpc_call 01457 { 01458 u_int32_t rpc_rpcvers; /* RPC version - must be 2 */ 01459 u_int32_t rpc_prognum; /* Program Number */ 01460 u_int32_t rpc_vers; /* Program Version */ 01461 u_int32_t rpc_procedure; /* RPC procedure */ 01462 struct libnet_rpc_opaque_auth rpc_credentials; 01463 struct libnet_rpc_opaque_auth rpc_verifier; 01464 }; 01465 01466 struct libnet_rpc_call_hdr 01467 { 01468 u_int32_t rpc_xid; /* xid (transaction identifier) */ 01469 u_int32_t rpc_type; 01470 struct libnet_rpc_call rpc_call; 01471 }; 01472 01473 struct libnet_rpc_call_tcp_hdr 01474 { 01475 u_int32_t rpc_record_marking; /* used with byte stream protocols */ 01476 struct libnet_rpc_call_hdr rpc_common; 01477 }; 01478 01479 /* 01480  * STP configuration header 01481  * Spanning Tree Protocol 01482  * Static header size: 35 bytes 01483  */ 01484 struct libnet_stp_conf_hdr 01485 { 01486 u_int16_t stp_id; /* protocol id */ 01487 u_int8_t stp_version; /* protocol version */ 01488 u_int8_t stp_bpdu_type; /* bridge protocol data unit type */ 01489 u_int8_t stp_flags; /* control flags */ 01490 u_int8_t stp_rootid[8]; /* root id */ 01491 u_int32_t stp_rootpc; /* root path cost */ 01492 u_int8_t stp_bridgeid[8]; /* bridge id */ 01493 u_int16_t stp_portid; /* port id */ 01494 u_int16_t stp_mage; /* message age */ 01495 u_int16_t stp_maxage; /* max age */ 01496 u_int16_t stp_hellot; /* hello time */ 01497 u_int16_t stp_fdelay; /* forward delay */ 01498 }; 01499 01500 01501 /* 01502  * STP topology change notification header 01503  * Spanning Tree Protocol 01504  * Static header size: 4 bytes 01505  */ 01506 struct libnet_stp_tcn_hdr 01507 { 01508 u_int16_t stp_id; /* protocol id */ 01509 u_int8_t stp_version; /* protocol version */ 01510 u_int8_t stp_bpdu_type; /* bridge protocol data unit type */ 01511 }; 01512 01513 01514 /* 01515  * TCP header 01516  * Transmission Control Protocol 01517  * Static header size: 20 bytes 01518  */ 01519 struct libnet_tcp_hdr 01520 { 01521 u_int16_t th_sport; /* source port */ 01522 u_int16_t th_dport; /* destination port */ 01523 u_int32_t th_seq; /* sequence number */ 01524 u_int32_t th_ack; /* acknowledgement number */ 01525 #if (LIBNET_LIL_ENDIAN) 01526  u_int8_t th_x2:4, /* (unused) */ 01527 th_off:4; /* data offset */ 01528 #endif 01529 #if (LIBNET_BIG_ENDIAN) 01530  u_int8_t th_off:4, /* data offset */ 01531 th_x2:4; /* (unused) */ 01532 #endif 01533  u_int8_t th_flags; /* control flags */ 01534 #ifndef TH_FIN 01535 #define TH_FIN 0x01 /* finished send data */ 01536 #endif 01537 #ifndef TH_SYN 01538 #define TH_SYN 0x02 /* synchronize sequence numbers */ 01539 #endif 01540 #ifndef TH_RST 01541 #define TH_RST 0x04 /* reset the connection */ 01542 #endif 01543 #ifndef TH_PUSH 01544 #define TH_PUSH 0x08 /* push data to the app layer */ 01545 #endif 01546 #ifndef TH_ACK 01547 #define TH_ACK 0x10 /* acknowledge */ 01548 #endif 01549 #ifndef TH_URG 01550 #define TH_URG 0x20 /* urgent! */ 01551 #endif 01552 #ifndef TH_ECE 01553 #define TH_ECE 0x40 01554 #endif 01555 #ifndef TH_CWR  01556 #define TH_CWR 0x80 01557 #endif 01558  u_int16_t th_win; /* window */ 01559 u_int16_t th_sum; /* checksum */ 01560 u_int16_t th_urp; /* urgent pointer */ 01561 }; 01562 01563 /* 01564  * Token Ring Header 01565  */ 01566 struct libnet_token_ring_hdr 01567 { 01568 u_int8_t token_ring_access_control; 01569 #define LIBNET_TOKEN_RING_FRAME 0x10 01570  u_int8_t token_ring_frame_control; 01571 #define LIBNET_TOKEN_RING_LLC_FRAME 0x40 01572  u_int8_t token_ring_dhost[TOKEN_RING_ADDR_LEN]; 01573 u_int8_t token_ring_shost[TOKEN_RING_ADDR_LEN]; 01574 u_int8_t token_ring_llc_dsap; 01575 u_int8_t token_ring_llc_ssap; 01576 u_int8_t token_ring_llc_control_field; 01577 u_int8_t token_ring_llc_org_code[LIBNET_ORG_CODE_SIZE]; 01578 u_int16_t token_ring_type; 01579 #define TOKEN_RING_TYPE_IP 0x0800 /* IP protocol */ 01580 #define TOKEN_RING_TYPE_ARP 0x0806 /* addr. resolution protocol */ 01581 #define TOKEN_RING_TYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ 01582 }; 01583 01584 struct libnet_token_ring_addr 01585 { 01586 u_int8_t token_ring_addr_octet[6]; /* Token Ring address */ 01587 }; 01588 01589 /* 01590  * UDP header 01591  * User Data Protocol 01592  * Static header size: 8 bytes 01593  */ 01594 struct libnet_udp_hdr 01595 { 01596 u_int16_t uh_sport; /* soure port */ 01597 u_int16_t uh_dport; /* destination port */ 01598 u_int16_t uh_ulen; /* length */ 01599 u_int16_t uh_sum; /* checksum */ 01600 }; 01601 01602 /* 01603  * Sebek header 01604  * Static header size: 48 bytes 01605  */ 01606 struct libnet_sebek_hdr 01607 { 01608 u_int32_t magic; /* identify packets that should be hidden */ 01609 u_int16_t version; /* protocol version, currently 1 */ 01610 #define SEBEK_PROTO_VERSION 1 01611  u_int16_t type; /* type of record (read data is type 0, write data is type 1) */ 01612 #define SEBEK_TYPE_READ 0 /* Currently, only read is supported */ 01613 #define SEBEK_TYPE_WRITE 1 01614  u_int32_t counter; /* PDU counter used to identify when packet are lost */ 01615 u_int32_t time_sec; /* seconds since EPOCH according to the honeypot */ 01616 u_int32_t time_usec; /* residual microseconds */ 01617 u_int32_t pid; /* PID */ 01618 u_int32_t uid; /* UID */ 01619 u_int32_t fd; /* FD */ 01620 #define SEBEK_CMD_LENGTH 12 01621  u_int8_t cmd[SEBEK_CMD_LENGTH]; /* 12 first characters of the command */ 01622 u_int32_t length; /* length in bytes of the PDU's body */ 01623 }; 01624 01625 01626 /* 01627  * VRRP header 01628  * Virtual Router Redundancy Protocol 01629  * Static header size: 8 bytes 01630  */ 01631 #ifndef IPPROTO_VRRP 01632 #define IPPROTO_VRRP 112 /* not everyone's got this */ 01633 #endif 01634 struct libnet_vrrp_hdr 01635 { 01636 #if (LIBNET_LIL_ENDIAN) 01637  u_int8_t vrrp_v:4, /* protocol version */ 01638 vrrp_t:4; /* packet type */ 01639 #endif 01640 #if (LIBNET_BIG_ENDIAN) 01641  u_int8_t vrrp_t:4, /* packet type */ 01642 vrrp_v:4; /* protocol version */ 01643 #endif 01644 #define LIBNET_VRRP_VERSION_01 0x1 01645 #define LIBNET_VRRP_VERSION_02 0x2 01646 #define LIBNET_VRRP_TYPE_ADVERT 0x1 01647  u_int8_t vrrp_vrouter_id; /* virtual router id */ 01648 u_int8_t vrrp_priority; /* priority */ 01649 u_int8_t vrrp_ip_count; /* number of IP addresses */ 01650 u_int8_t vrrp_auth_type; /* authorization type */ 01651 #define LIBNET_VRRP_AUTH_NONE 0x1 01652 #define LIBNET_VRRP_AUTH_PASSWD 0x2 01653 #define LIBNET_VRRP_AUTH_IPAH 0x3 01654  u_int8_t vrrp_advert_int; /* advertisement interval */ 01655 u_int16_t vrrp_sum; /* checksum */ 01656 /* additional addresses */ 01657 /* authentication info */ 01658 }; 01659 01660 #endif /* __LIBNET_HEADERS_H */ 01661 01662 /* EOF */ </pre></div><hr size="1"><address style="align: right;">Generated on Wed Mar 10 13:23:37 2004 for libnet by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.4 </address> </body> </html>