| 1 | /* |
| 2 | * $Id: libnet-headers.h,v 1.20 2005/11/29 22:20:54 carlosc Exp $ |
| 3 | * |
| 4 | * libnet-headers.h - Network routine library headers header file |
| 5 | * |
| 6 | * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com> |
| 7 | * All rights reserved. |
| 8 | * |
| 9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions |
| 11 | * are met: |
| 12 | * 1. Redistributions of source code must retain the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer. |
| 14 | * 2. Redistributions in binary form must reproduce the above copyright |
| 15 | * notice, this list of conditions and the following disclaimer in the |
| 16 | * documentation and/or other materials provided with the distribution. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 19 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 24 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 28 | * SUCH DAMAGE. |
| 29 | * |
| 30 | */ |
| 31 | |
| 32 | #ifndef __LIBNET_HEADERS_H |
| 33 | #define __LIBNET_HEADERS_H |
| 34 | /** |
| 35 | * @file libnet-headers.h |
| 36 | * @brief libnet header information |
| 37 | */ |
| 38 | |
| 39 | /** |
| 40 | * Libnet defines header sizes for every builder function exported. |
| 41 | */ |
| 42 | #define LIBNET_802_1Q_H 0x12 /**< 802.1Q header: 18 bytes */ |
| 43 | #define LIBNET_802_1X_H 0x04 /**< 802.1X header: 4 bytes */ |
| 44 | #define LIBNET_802_2_H 0x03 /**< 802.2 LLC header: 3 bytes */ |
| 45 | #define LIBNET_802_2SNAP_H 0x08 /**< 802.2 LLC/SNAP header:8 bytes */ |
| 46 | #define LIBNET_802_3_H 0x0e /**< 802.3 header: 14 bytes */ |
| 47 | #define LIBNET_ARP_H 0x08 /**< ARP header w/o addrs: 8 bytes */ |
| 48 | #define LIBNET_ARP_ETH_IP_H 0x1c /**< ARP w/ ETH and IP: 28 bytes */ |
| 49 | #define LIBNET_BGP4_HEADER_H 0x13 /**< BGP header: 19 bytes */ |
| 50 | #define LIBNET_BGP4_OPEN_H 0x0a /**< BGP open header: 10 bytes */ |
| 51 | #define LIBNET_BGP4_UPDATE_H 0x04 /**< BGP open header: 4 bytes */ |
| 52 | #define LIBNET_BGP4_NOTIFICATION_H 0x02 /**< BGP notif. header: 2 bytes */ |
| 53 | #define LIBNET_CDP_H 0x08 /**< CDP header base: 8 bytes */ |
| 54 | #define LIBNET_DHCPV4_H 0xf0 /**< DHCP v4 header: 240 bytes */ |
| 55 | #define LIBNET_UDP_DNSV4_H 0x0c /**< UDP DNS v4 header: 12 bytes */ |
| 56 | #define LIBNET_TCP_DNSV4_H 0x0e /**< TCP DNS v4 header: 14 bytes */ |
| 57 | #define LIBNET_ETH_H 0x0e /**< Ethernet header: 14 bytes */ |
| 58 | #define LIBNET_FDDI_H 0x15 /**< FDDI header: 21 bytes */ |
| 59 | #define LIBNET_ICMPV4_H 0x04 /**< ICMP header base: 4 bytes */ |
| 60 | #define LIBNET_ICMPV4_ECHO_H 0x08 /**< ICMP_ECHO header: 8 bytes */ |
| 61 | #define LIBNET_ICMPV4_MASK_H 0x0c /**< ICMP_MASK header: 12 bytes */ |
| 62 | #define LIBNET_ICMPV4_UNREACH_H 0x08 /**< ICMP_UNREACH header: 8 bytes */ |
| 63 | #define LIBNET_ICMPV4_TIMXCEED_H 0x08 /**< ICMP_TIMXCEED header: 8 bytes */ |
| 64 | #define LIBNET_ICMPV4_REDIRECT_H 0x08 /**< ICMP_REDIRECT header: 8 bytes */ |
| 65 | #define LIBNET_ICMPV4_TS_H 0x14 /**< ICMP_TIMESTAMP headr:20 bytes */ |
| 66 | #define LIBNET_ICMPV6_H 0x08 /**< ICMP6 header base: 8 bytes */ |
| 67 | #define LIBNET_IGMP_H 0x08 /**< IGMP header: 8 bytes */ |
| 68 | #define LIBNET_IPV4_H 0x14 /**< IPv4 header: 20 bytes */ |
| 69 | #define LIBNET_IPV6_H 0x28 /**< IPv6 header: 40 bytes */ |
| 70 | #define LIBNET_IPV6_FRAG_H 0x08 /**< IPv6 frag header: 8 bytes */ |
| 71 | #define LIBNET_IPV6_ROUTING_H 0x04 /**< IPv6 frag header base:4 bytes */ |
| 72 | #define LIBNET_IPV6_DESTOPTS_H 0x02 /**< IPv6 dest opts base: 2 bytes */ |
| 73 | #define LIBNET_IPV6_HBHOPTS_H 0x02 /**< IPv6 hop/hop opt base:2 bytes */ |
| 74 | #define LIBNET_IPSEC_ESP_HDR_H 0x0c /**< IPSEC ESP header: 12 bytes */ |
| 75 | #define LIBNET_IPSEC_ESP_FTR_H 0x02 /**< IPSEC ESP footer: 2 bytes */ |
| 76 | #define LIBNET_IPSEC_AH_H 0x10 /**< IPSEC AH header: 16 bytes */ |
| 77 | #define LIBNET_ISL_H 0x1a /**< ISL header: 26 bytes */ |
| 78 | #define LIBNET_GRE_H 0x04 /**< GRE header: 4 bytes */ |
| 79 | #define LIBNET_GRE_SRE_H 0x04 /**< GRE SRE header: 4 bytes */ |
| 80 | #define LIBNET_MPLS_H 0x04 /**< MPLS header: 4 bytes */ |
| 81 | #define LIBNET_OSPF_H 0x10 /**< OSPF header: 16 bytes */ |
| 82 | #define LIBNET_OSPF_HELLO_H 0x18 /**< OSPF hello header: 24 bytes */ |
| 83 | #define LIBNET_OSPF_DBD_H 0x08 /**< OSPF DBD header: 8 bytes */ |
| 84 | #define LIBNET_OSPF_LSR_H 0x0c /**< OSPF LSR header: 12 bytes */ |
| 85 | #define LIBNET_OSPF_LSU_H 0x04 /**< OSPF LSU header: 4 bytes */ |
| 86 | #define LIBNET_OSPF_LSA_H 0x14 /**< OSPF LSA header: 20 bytes */ |
| 87 | #define LIBNET_OSPF_AUTH_H 0x08 /**< OSPF AUTH header: 8 bytes */ |
| 88 | #define LIBNET_OSPF_CKSUM 0x10 /**< OSPF CKSUM header: 16 bytes */ |
| 89 | #define LIBNET_OSPF_LS_RTR_H 0x10 /**< OSPF LS RTR header: 16 bytes */ |
| 90 | #define LIBNET_OSPF_LS_NET_H 0x08 /**< OSPF LS NET header: 8 bytes */ |
| 91 | #define LIBNET_OSPF_LS_SUM_H 0x0c /**< OSPF LS SUM header: 12 bytes */ |
| 92 | #define LIBNET_OSPF_LS_AS_EXT_H 0x10 /**< OSPF LS AS header: 16 bytes */ |
| 93 | #define LIBNET_PIM_H 0x04 /**< PIM header: 4 bytes */ |
| 94 | #define LIBNET_NTP_H 0x30 /**< NTP header: 48 bytes */ |
| 95 | #define LIBNET_RIP_H 0x18 /**< RIP header base: 24 bytes */ |
| 96 | #define LIBNET_RPC_CALL_H 0x28 /**< RPC header: 40 bytes |
| 97 | * (assuming 8 byte auth header) |
| 98 | */ |
| 99 | #define LIBNET_RPC_CALL_TCP_H 0x2c /**< RPC header: 44 bytes |
| 100 | * (with record marking) |
| 101 | */ |
| 102 | #define LIBNET_RSVP_H 0x08 /**< RSVP header: 8 bytes */ |
| 103 | #define LIBNET_SEBEK_H 0x30 /* sebek header: 48 bytes */ |
| 104 | #define LIBNET_SCTP_H 0x0c /**< SCTP header: 12 bytes */ |
| 105 | #define LIBNET_STP_CONF_H 0x23 /**< STP conf header: 35 bytes */ |
| 106 | #define LIBNET_STP_TCN_H 0x04 /**< STP tcn header: 4 bytes */ |
| 107 | #define LIBNET_TOKEN_RING_H 0x16 /**< Token Ring header: 22 bytes */ |
| 108 | #define LIBNET_TCP_H 0x14 /**< TCP header: 20 bytes */ |
| 109 | #define LIBNET_UDP_H 0x08 /**< UDP header: 8 bytes */ |
| 110 | #define LIBNET_VRRP_H 0x08 /**< VRRP header: 8 bytes */ |
| 111 | |
| 112 | |
| 113 | /** |
| 114 | * IEEE 802.1Q (Virtual Local Area Network) VLAN header, static header |
| 115 | * size: 18 bytes |
| 116 | */ |
| 117 | struct libnet_802_1q_hdr |
| 118 | { |
| 119 | u_int8_t vlan_dhost[ETHER_ADDR_LEN]; /**< destination ethernet address */ |
| 120 | u_int8_t vlan_shost[ETHER_ADDR_LEN]; /**< source ethernet address */ |
| 121 | u_int16_t vlan_tpi; /**< tag protocol ID */ |
| 122 | u_int16_t vlan_priority_c_vid; /**< priority | VLAN ID */ |
| 123 | #define LIBNET_802_1Q_PRIMASK 0x0007 /**< priority mask */ |
| 124 | #define LIBNET_802_1Q_CFIMASK 0x0001 /**< CFI mask */ |
| 125 | #define LIBNET_802_1Q_VIDMASK 0x0fff /**< vid mask */ |
| 126 | u_int16_t vlan_len; /**< length or type (802.3 / Eth 2) */ |
| 127 | }; |
| 128 | |
| 129 | /** |
| 130 | * IEEE 802.1X EAP (Extensible Authentication Protocol) header, static header |
| 131 | * size: 4 bytes |
| 132 | */ |
| 133 | struct libnet_802_1x_hdr |
| 134 | { |
| 135 | u_int8_t dot1x_version; /**< protocol version */ |
| 136 | u_int8_t dot1x_type; /**< frame type */ |
| 137 | #define LIBNET_802_1X_PACKET 0x00 /**< 802.1x packet */ |
| 138 | #define LIBNET_802_1X_START 0x01 /**< 802.1x start */ |
| 139 | #define LIBNET_802_1X_LOGOFF 0x02 /**< 802.1x logoff */ |
| 140 | #define LIBNET_802_1X_KEY 0x03 /**< 802.1x key */ |
| 141 | #define LIBNET_802_1X_ENCASFAL 0x04 /**< 802.1x encasfal */ |
| 142 | u_int16_t dot1x_length; /**< total frame length */ |
| 143 | }; |
| 144 | |
| 145 | /* |
| 146 | * IEEE 802.2 LLC header |
| 147 | * Link Layer Control |
| 148 | * static header size: 3 bytes |
| 149 | */ |
| 150 | struct libnet_802_2_hdr |
| 151 | { |
| 152 | u_int8_t llc_dsap; /* destination service access point */ |
| 153 | u_int8_t llc_ssap; /* source service access point */ |
| 154 | #define LIBNET_SAP_STP 0x42 |
| 155 | #define LIBNET_SAP_SNAP 0xaa |
| 156 | u_int8_t llc_control; /* control field */ |
| 157 | }; |
| 158 | |
| 159 | |
| 160 | /* |
| 161 | * IEEE 802.2 LLC/SNAP header |
| 162 | * SubNetwork Attachment Point |
| 163 | * static header size: 8 bytes |
| 164 | */ |
| 165 | struct libnet_802_2snap_hdr |
| 166 | { |
| 167 | u_int8_t snap_dsap; /* destination service access point */ |
| 168 | u_int8_t snap_ssap; /* destination service access point */ |
| 169 | u_int8_t snap_control; /* control field */ |
| 170 | u_int8_t snap_oui[3]; /* OUI */ |
| 171 | u_int16_t snap_type; /* type */ |
| 172 | }; |
| 173 | |
| 174 | |
| 175 | /* |
| 176 | * 802.3 header |
| 177 | * IEEE Ethernet |
| 178 | * Static header size: 14 bytes |
| 179 | */ |
| 180 | struct libnet_802_3_hdr |
| 181 | { |
| 182 | u_int8_t _802_3_dhost[ETHER_ADDR_LEN];/* destination ethernet address */ |
| 183 | u_int8_t _802_3_shost[ETHER_ADDR_LEN];/* source ethernet address */ |
| 184 | u_int16_t _802_3_len; /* packet type ID */ |
| 185 | }; |
| 186 | |
| 187 | |
| 188 | /* |
| 189 | * ARP header |
| 190 | * Address Resolution Protocol |
| 191 | * Base header size: 8 bytes |
| 192 | */ |
| 193 | struct libnet_arp_hdr |
| 194 | { |
| 195 | u_int16_t ar_hrd; /* format of hardware address */ |
| 196 | #define ARPHRD_NETROM 0 /* from KA9Q: NET/ROM pseudo */ |
| 197 | #define ARPHRD_ETHER 1 /* Ethernet 10Mbps */ |
| 198 | #define ARPHRD_EETHER 2 /* Experimental Ethernet */ |
| 199 | #define ARPHRD_AX25 3 /* AX.25 Level 2 */ |
| 200 | #define ARPHRD_PRONET 4 /* PROnet token ring */ |
| 201 | #define ARPHRD_CHAOS 5 /* Chaosnet */ |
| 202 | #define ARPHRD_IEEE802 6 /* IEEE 802.2 Ethernet/TR/TB */ |
| 203 | #define ARPHRD_ARCNET 7 /* ARCnet */ |
| 204 | #define ARPHRD_APPLETLK 8 /* APPLEtalk */ |
| 205 | #define ARPHRD_LANSTAR 9 /* Lanstar */ |
| 206 | #define ARPHRD_DLCI 15 /* Frame Relay DLCI */ |
| 207 | #define ARPHRD_ATM 19 /* ATM */ |
| 208 | #define ARPHRD_METRICOM 23 /* Metricom STRIP (new IANA id) */ |
| 209 | #define ARPHRD_IPSEC 31 /* IPsec tunnel */ |
| 210 | u_int16_t ar_pro; /* format of protocol address */ |
| 211 | u_int8_t ar_hln; /* length of hardware address */ |
| 212 | u_int8_t ar_pln; /* length of protocol addres */ |
| 213 | u_int16_t ar_op; /* operation type */ |
| 214 | #define ARPOP_REQUEST 1 /* req to resolve address */ |
| 215 | #define ARPOP_REPLY 2 /* resp to previous request */ |
| 216 | #define ARPOP_REVREQUEST 3 /* req protocol address given hardware */ |
| 217 | #define ARPOP_REVREPLY 4 /* resp giving protocol address */ |
| 218 | #define ARPOP_INVREQUEST 8 /* req to identify peer */ |
| 219 | #define ARPOP_INVREPLY 9 /* resp identifying peer */ |
| 220 | /* address information allocated dynamically */ |
| 221 | }; |
| 222 | |
| 223 | /* |
| 224 | * BGP4 header |
| 225 | * Border Gateway Protocol 4 |
| 226 | * Base header size : 19 bytes |
| 227 | */ |
| 228 | struct libnet_bgp4_header_hdr |
| 229 | { |
| 230 | #define LIBNET_BGP4_MARKER_SIZE 16 |
| 231 | u_int8_t marker[LIBNET_BGP4_MARKER_SIZE]; |
| 232 | u_int16_t len; |
| 233 | u_int8_t type; |
| 234 | #define LIBNET_BGP4_OPEN 1 |
| 235 | #define LIBNET_BGP4_UPDATE 2 |
| 236 | #define LIBNET_BGP4_NOTIFICATION 3 |
| 237 | #define LIBNET_BGP4_KEEPALIVE 4 |
| 238 | }; |
| 239 | |
| 240 | /* |
| 241 | * BGP4 open header |
| 242 | * Border Gateway Protocol 4 |
| 243 | * Base header size : 10 bytes |
| 244 | */ |
| 245 | struct libnet_bgp4_open_hdr |
| 246 | { |
| 247 | u_int8_t version; |
| 248 | u_int16_t src_as; |
| 249 | u_int16_t hold_time; |
| 250 | u_int32_t bgp_id; |
| 251 | u_int8_t opt_len; |
| 252 | }; |
| 253 | |
| 254 | /* |
| 255 | * BGP4 notification message |
| 256 | * |
| 257 | * Border Gateway Protocol 4 |
| 258 | * Base header size : 2 bytes |
| 259 | * |
| 260 | * Use payload if you need data |
| 261 | */ |
| 262 | struct libnet_bgp4_notification_hdr |
| 263 | { |
| 264 | #define LIBNET_BGP4_MESSAGE_HEADER_ERROR 1 |
| 265 | #define LIBNET_BGP4_OPEN_MESSAGE_ERROR 2 |
| 266 | #define LIBNET_BGP4_UPDATE_MESSAGE_ERROR 3 |
| 267 | #define LIBNET_BGP4_HOLD_TIMER_EXPIRED 4 |
| 268 | #define LIBNET_BGP4_FINITE_STATE__ERROR 5 |
| 269 | #define LIBNET_BGP4_CEASE 6 |
| 270 | u_int8_t err_code; |
| 271 | |
| 272 | /* Message Header Error subcodes */ |
| 273 | #define LIBNET_BGP4_CONNECTION_NOT_SYNCHRONIZED 1 |
| 274 | #define LIBNET_BGP4_BAD_MESSAGE_LENGTH 2 |
| 275 | #define LIBNET_BGP4_BAD_MESSAGE_TYPE 3 |
| 276 | /* OPEN Message Error subcodes */ |
| 277 | #define LIBNET_BGP4_UNSUPPORTED_VERSION_NUMBER 1 |
| 278 | #define LIBNET_BGP4_BAD_PEER_AS 2 |
| 279 | #define LIBNET_BGP4_BAD_BGP_IDENTIFIER 3 |
| 280 | #define LIBNET_BGP4_UNSUPPORTED_OPTIONAL_PARAMETER 4 |
| 281 | #define LIBNET_BGP4_AUTHENTICATION_FAILURE 5 |
| 282 | #define LIBNET_BGP4_UNACCEPTABLE_HOLD_TIME 6 |
| 283 | /* UPDATE Message Error subcodes */ |
| 284 | #define LIBNET_BGP4_MALFORMED_ATTRIBUTE_LIST |
| 285 | #define LIBNET_BGP4_UNRECOGNIZED_WELL_KNOWN_ATTRIBUTE |
| 286 | #define LIBNET_BGP4_MISSING_WELL_KNOWN_ATTRIBUTE |
| 287 | #define LIBNET_BGP4_ATTRIBUTE_FLAGS_ERROR |
| 288 | #define LIBNET_BGP4_ATTRIBUTE_LENGTH_ERROR |
| 289 | #define LIBNET_BGP4_INVALID_ORIGIN_ATTRIBUTE |
| 290 | #define LIBNET_BGP4_AS_ROUTING_LOOP |
| 291 | #define LIBNET_BGP4_INVALID_NEXT_HOP_ATTRIBUTE |
| 292 | #define LIBNET_BGP4_OPTIONAL_ATTRIBUTE_ERROR |
| 293 | #define LIBNET_BGP4_INVALID_NETWORK_FIELD |
| 294 | #define LIBNET_BGP4_MALFORMED_AS_PATH |
| 295 | u_int8_t err_subcode; |
| 296 | }; |
| 297 | |
| 298 | |
| 299 | |
| 300 | /* |
| 301 | * CDP header |
| 302 | * Cisco Discovery Protocol |
| 303 | * Base header size: 8 bytes |
| 304 | */ |
| 305 | |
| 306 | /* |
| 307 | * For checksum stuff -- IANA says 135-254 is "unassigned" as of 12.2001. |
| 308 | * Let's hope this one stays that way for a while! |
| 309 | */ |
| 310 | #define LIBNET_PROTO_CDP 200 |
| 311 | struct libnet_cdp_hdr |
| 312 | { |
| 313 | u_int8_t cdp_version; /* version (should always be 0x01) */ |
| 314 | u_int8_t cdp_ttl; /* time reciever should hold info in this packet */ |
| 315 | u_int16_t cdp_sum; /* checksum */ |
| 316 | u_int16_t cdp_type; /* type */ |
| 317 | #define LIBNET_CDP_DEVID 0x1 /* device id */ |
| 318 | #define LIBNET_CDP_ADDRESS 0x2 /* address */ |
| 319 | #define LIBNET_CDP_PORTID 0x3 /* port id */ |
| 320 | #define LIBNET_CDP_CAPABIL 0x4 /* capabilities */ |
| 321 | #define LIBNET_CDP_VERSION 0x5 /* version */ |
| 322 | #define LIBNET_CDP_PLATFORM 0x6 /* platform */ |
| 323 | #define LIBNET_CDP_IPPREFIX 0x7 /* ip prefix */ |
| 324 | u_int16_t cdp_len; /* type + length + value */ |
| 325 | /* value information done dynamically */ |
| 326 | |
| 327 | /* CDP capabilities */ |
| 328 | #define LIBNET_CDP_CAP_L3R 0x01/* performs level 3 routing */ |
| 329 | #define LIBNET_CDP_CAP_L2B 0x02/* performs level 2 transparent bridging */ |
| 330 | #define LIBNET_CDP_CAP_L2SRB 0x04/* performs level 2 sourceroute bridging */ |
| 331 | #define LIBNET_CDP_CAP_L2S 0x08/* performs level 2 switching */ |
| 332 | #define LIBNET_CDP_CAP_SR 0x10/* sends and recieves packets on a network */ |
| 333 | #define LIBNET_CDP_CAP_NOI 0x20/* does not forward IGMP on non-router ports */ |
| 334 | #define LIBNET_CDP_CAP_L1F 0x40/* provides level 1 functionality */ |
| 335 | }; |
| 336 | |
| 337 | |
| 338 | /* |
| 339 | * Used as an overlay for type/len/values |
| 340 | */ |
| 341 | struct libnet_cdp_value_hdr |
| 342 | { |
| 343 | u_int16_t cdp_type; |
| 344 | u_int16_t cdp_len; |
| 345 | }; |
| 346 | |
| 347 | |
| 348 | /* |
| 349 | * DHCP header |
| 350 | * Dynamic Host Configuration Protocol |
| 351 | * Static header size: f0 bytes |
| 352 | */ |
| 353 | struct libnet_dhcpv4_hdr |
| 354 | { |
| 355 | u_int8_t dhcp_opcode; /* opcode */ |
| 356 | #define LIBNET_DHCP_REQUEST 0x1 |
| 357 | #define LIBNET_DHCP_REPLY 0x2 |
| 358 | u_int8_t dhcp_htype; /* hardware address type */ |
| 359 | u_int8_t dhcp_hlen; /* hardware address length */ |
| 360 | u_int8_t dhcp_hopcount; /* used by proxy servers */ |
| 361 | u_int32_t dhcp_xid; /* transaction ID */ |
| 362 | u_int16_t dhcp_secs; /* number of seconds since trying to bootstrap */ |
| 363 | u_int16_t dhcp_flags; /* flags for DHCP, unused for BOOTP */ |
| 364 | u_int32_t dhcp_cip; /* client's IP */ |
| 365 | u_int32_t dhcp_yip; /* your IP */ |
| 366 | u_int32_t dhcp_sip; /* server's IP */ |
| 367 | u_int32_t dhcp_gip; /* gateway IP */ |
| 368 | u_int8_t dhcp_chaddr[16]; /* client hardware address */ |
| 369 | u_int8_t dhcp_sname[64]; /* server host name */ |
| 370 | u_int8_t dhcp_file[128]; /* boot file name */ |
| 371 | u_int32_t dhcp_magic; /* BOOTP magic header */ |
| 372 | #define DHCP_MAGIC 0x63825363 |
| 373 | #define LIBNET_BOOTP_MIN_LEN 0x12c |
| 374 | #define LIBNET_DHCP_PAD 0x00 |
| 375 | #define LIBNET_DHCP_SUBNETMASK 0x01 |
| 376 | #define LIBNET_DHCP_TIMEOFFSET 0x02 |
| 377 | #define LIBNET_DHCP_ROUTER 0x03 |
| 378 | #define LIBNET_DHCP_TIMESERVER 0x04 |
| 379 | #define LIBNET_DHCP_NAMESERVER 0x05 |
| 380 | #define LIBNET_DHCP_DNS 0x06 |
| 381 | #define LIBNET_DHCP_LOGSERV 0x07 |
| 382 | #define LIBNET_DHCP_COOKIESERV 0x08 |
| 383 | #define LIBNET_DHCP_LPRSERV 0x09 |
| 384 | #define LIBNET_DHCP_IMPSERV 0x0a |
| 385 | #define LIBNET_DHCP_RESSERV 0x0b |
| 386 | #define LIBNET_DHCP_HOSTNAME 0x0c |
| 387 | #define LIBNET_DHCP_BOOTFILESIZE 0x0d |
| 388 | #define LIBNET_DHCP_DUMPFILE 0x0e |
| 389 | #define LIBNET_DHCP_DOMAINNAME 0x0f |
| 390 | #define LIBNET_DHCP_SWAPSERV 0x10 |
| 391 | #define LIBNET_DHCP_ROOTPATH 0x11 |
| 392 | #define LIBNET_DHCP_EXTENPATH 0x12 |
| 393 | #define LIBNET_DHCP_IPFORWARD 0x13 |
| 394 | #define LIBNET_DHCP_SRCROUTE 0x14 |
| 395 | #define LIBNET_DHCP_POLICYFILTER 0x15 |
| 396 | #define LIBNET_DHCP_MAXASMSIZE 0x16 |
| 397 | #define LIBNET_DHCP_IPTTL 0x17 |
| 398 | #define LIBNET_DHCP_MTUTIMEOUT 0x18 |
| 399 | #define LIBNET_DHCP_MTUTABLE 0x19 |
| 400 | #define LIBNET_DHCP_MTUSIZE 0x1a |
| 401 | #define LIBNET_DHCP_LOCALSUBNETS 0x1b |
| 402 | #define LIBNET_DHCP_BROADCASTADDR 0x1c |
| 403 | #define LIBNET_DHCP_DOMASKDISCOV 0x1d |
| 404 | #define LIBNET_DHCP_MASKSUPPLY 0x1e |
| 405 | #define LIBNET_DHCP_DOROUTEDISC 0x1f |
| 406 | #define LIBNET_DHCP_ROUTERSOLICIT 0x20 |
| 407 | #define LIBNET_DHCP_STATICROUTE 0x21 |
| 408 | #define LIBNET_DHCP_TRAILERENCAP 0x22 |
| 409 | #define LIBNET_DHCP_ARPTIMEOUT 0x23 |
| 410 | #define LIBNET_DHCP_ETHERENCAP 0x24 |
| 411 | #define LIBNET_DHCP_TCPTTL 0x25 |
| 412 | #define LIBNET_DHCP_TCPKEEPALIVE 0x26 |
| 413 | #define LIBNET_DHCP_TCPALIVEGARBAGE 0x27 |
| 414 | #define LIBNET_DHCP_NISDOMAIN 0x28 |
| 415 | #define LIBNET_DHCP_NISSERVERS 0x29 |
| 416 | #define LIBNET_DHCP_NISTIMESERV 0x2a |
| 417 | #define LIBNET_DHCP_VENDSPECIFIC 0x2b |
| 418 | #define LIBNET_DHCP_NBNS 0x2c |
| 419 | #define LIBNET_DHCP_NBDD 0x2d |
| 420 | #define LIBNET_DHCP_NBTCPIP 0x2e |
| 421 | #define LIBNET_DHCP_NBTCPSCOPE 0x2f |
| 422 | #define LIBNET_DHCP_XFONT 0x30 |
| 423 | #define LIBNET_DHCP_XDISPLAYMGR 0x31 |
| 424 | #define LIBNET_DHCP_DISCOVERADDR 0x32 |
| 425 | #define LIBNET_DHCP_LEASETIME 0x33 |
| 426 | #define LIBNET_DHCP_OPTIONOVERLOAD 0x34 |
| 427 | #define LIBNET_DHCP_MESSAGETYPE 0x35 |
| 428 | #define LIBNET_DHCP_SERVIDENT 0x36 |
| 429 | #define LIBNET_DHCP_PARAMREQUEST 0x37 |
| 430 | #define LIBNET_DHCP_MESSAGE 0x38 |
| 431 | #define LIBNET_DHCP_MAXMSGSIZE 0x39 |
| 432 | #define LIBNET_DHCP_RENEWTIME 0x3a |
| 433 | #define LIBNET_DHCP_REBINDTIME 0x3b |
| 434 | #define LIBNET_DHCP_CLASSSID 0x3c |
| 435 | #define LIBNET_DHCP_CLIENTID 0x3d |
| 436 | #define LIBNET_DHCP_NISPLUSDOMAIN 0x40 |
| 437 | #define LIBNET_DHCP_NISPLUSSERVERS 0x41 |
| 438 | #define LIBNET_DHCP_MOBILEIPAGENT 0x44 |
| 439 | #define LIBNET_DHCP_SMTPSERVER 0x45 |
| 440 | #define LIBNET_DHCP_POP3SERVER 0x46 |
| 441 | #define LIBNET_DHCP_NNTPSERVER 0x47 |
| 442 | #define LIBNET_DHCP_WWWSERVER 0x48 |
| 443 | #define LIBNET_DHCP_FINGERSERVER 0x49 |
| 444 | #define LIBNET_DHCP_IRCSERVER 0x4a |
| 445 | #define LIBNET_DHCP_STSERVER 0x4b |
| 446 | #define LIBNET_DHCP_STDASERVER 0x4c |
| 447 | #define LIBNET_DHCP_END 0xff |
| 448 | |
| 449 | #define LIBNET_DHCP_MSGDISCOVER 0x01 |
| 450 | #define LIBNET_DHCP_MSGOFFER 0x02 |
| 451 | #define LIBNET_DHCP_MSGREQUEST 0x03 |
| 452 | #define LIBNET_DHCP_MSGDECLINE 0x04 |
| 453 | #define LIBNET_DHCP_MSGACK 0x05 |
| 454 | #define LIBNET_DHCP_MSGNACK 0x06 |
| 455 | #define LIBNET_DHCP_MSGRELEASE 0x07 |
| 456 | #define LIBNET_DHCP_MSGINFORM 0x08 |
| 457 | }; |
| 458 | |
| 459 | |
| 460 | /* |
| 461 | * Base DNSv4 header |
| 462 | * Domain Name System |
| 463 | * Base header size: 12/14 bytes |
| 464 | */ |
| 465 | /* this little guy got left out in the cold */ |
| 466 | #define LIBNET_DNS_H LIBNET_UDP_DNSV4_H |
| 467 | struct libnet_dnsv4_hdr |
| 468 | { |
| 469 | u_int16_t h_len; /* length of the packet - only used with TCP */ |
| 470 | u_int16_t id; /* DNS packet ID */ |
| 471 | u_int16_t flags; /* DNS flags */ |
| 472 | u_int16_t num_q; /* Number of questions */ |
| 473 | u_int16_t num_answ_rr; /* Number of answer resource records */ |
| 474 | u_int16_t num_auth_rr; /* Number of authority resource records */ |
| 475 | u_int16_t num_addi_rr; /* Number of additional resource records */ |
| 476 | }; |
| 477 | |
| 478 | |
| 479 | /* |
| 480 | * Ethernet II header |
| 481 | * Static header size: 14 bytes |
| 482 | */ |
| 483 | struct libnet_ethernet_hdr |
| 484 | { |
| 485 | u_int8_t ether_dhost[ETHER_ADDR_LEN];/* destination ethernet address */ |
| 486 | u_int8_t ether_shost[ETHER_ADDR_LEN];/* source ethernet address */ |
| 487 | u_int16_t ether_type; /* protocol */ |
| 488 | }; |
| 489 | |
| 490 | #ifndef ETHERTYPE_PUP |
| 491 | #define ETHERTYPE_PUP 0x0200 /* PUP protocol */ |
| 492 | #endif |
| 493 | #ifndef ETHERTYPE_IP |
| 494 | #define ETHERTYPE_IP 0x0800 /* IP protocol */ |
| 495 | #endif |
| 496 | #ifndef ETHERTYPE_IPV6 |
| 497 | #define ETHERTYPE_IPV6 0x86dd /* IPv6 protocol */ |
| 498 | #endif |
| 499 | #ifndef ETHERTYPE_ARP |
| 500 | #define ETHERTYPE_ARP 0x0806 /* addr. resolution protocol */ |
| 501 | #endif |
| 502 | #ifndef ETHERTYPE_REVARP |
| 503 | #define ETHERTYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ |
| 504 | #endif |
| 505 | #ifndef ETHERTYPE_VLAN |
| 506 | #define ETHERTYPE_VLAN 0x8100 /* IEEE 802.1Q VLAN tagging */ |
| 507 | #endif |
| 508 | #ifndef ETHERTYPE_EAP |
| 509 | #define ETHERTYPE_EAP 0x888e /* IEEE 802.1X EAP authentication */ |
| 510 | #endif |
| 511 | #ifndef ETHERTYPE_MPLS |
| 512 | #define ETHERTYPE_MPLS 0x8847 /* MPLS */ |
| 513 | #endif |
| 514 | #ifndef ETHERTYPE_LOOPBACK |
| 515 | #define ETHERTYPE_LOOPBACK 0x9000 /* used to test interfaces */ |
| 516 | #endif |
| 517 | |
| 518 | struct libnet_ether_addr |
| 519 | { |
| 520 | u_int8_t ether_addr_octet[6]; /* Ethernet address */ |
| 521 | }; |
| 522 | |
| 523 | /* |
| 524 | * Fiber Distributed Data Interface header |
| 525 | * |
| 526 | * Static header size: 21 bytes (LLC and 48-bit address addr only) |
| 527 | * |
| 528 | * Note: Organization field is 3 bytes which throws off the |
| 529 | * alignment of type. Therefore fddi_type (19 bytes in) |
| 530 | * is specified as two u_int8_ts. |
| 531 | */ |
| 532 | struct libnet_fddi_hdr |
| 533 | { |
| 534 | u_int8_t fddi_frame_control; /* Class/Format/Priority */ |
| 535 | #define LIBNET_FDDI_LLC_FRAME 0x10 |
| 536 | #define LIBNET_FDDI_48BIT_ADDR 0x40 |
| 537 | #define LIBNET_FDDI_FC_REQD LIBNET_FDDI_LLC_FRAME | LIBNET_FDDI_48BIT_ADDR |
| 538 | u_int8_t fddi_dhost[FDDI_ADDR_LEN]; /* destination fddi address */ |
| 539 | u_int8_t fddi_shost[FDDI_ADDR_LEN]; /* source fddi address */ |
| 540 | u_int8_t fddi_llc_dsap; /* DSAP */ |
| 541 | u_int8_t fddi_llc_ssap; /* SSAP */ |
| 542 | u_int8_t fddi_llc_control_field; /* Class/Format/Priority */ |
| 543 | u_int8_t fddi_llc_org_code[LIBNET_ORG_CODE_SIZE]; /* Organization Code 3-bytes */ |
| 544 | u_int8_t fddi_type; /* Protocol Type */ |
| 545 | u_int8_t fddi_type1; /* see note above. */ |
| 546 | #define FDDI_TYPE_IP 0x0800 /* IP protocol */ |
| 547 | #define FDDI_TYPE_ARP 0x0806 /* addr. resolution protocol */ |
| 548 | #define FDDI_TYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ |
| 549 | }; |
| 550 | |
| 551 | |
| 552 | struct libnet_fddi_addr |
| 553 | { |
| 554 | u_int8_t fddi_addr_octet[6]; /* FDDI address */ |
| 555 | }; |
| 556 | |
| 557 | |
| 558 | /* |
| 559 | * GRE header - RFC 1701 & 2637 |
| 560 | * Generic Routing Encapsulation (GRE) |
| 561 | * Base header size: 4 bytes |
| 562 | */ |
| 563 | struct libnet_gre_hdr |
| 564 | { |
| 565 | u_int16_t flags_ver; |
| 566 | #define GRE_CSUM 0x8000 |
| 567 | #define GRE_ROUTING 0x4000 |
| 568 | #define GRE_KEY 0x2000 |
| 569 | #define GRE_SEQ 0x1000 |
| 570 | #define GRE_STRICT 0x0800 |
| 571 | #define GRE_REC 0x0700 |
| 572 | #define GRE_ACK 0x0080 |
| 573 | |
| 574 | #define GRE_FLAGS_MASK 0x00F8 |
| 575 | #define GRE_VERSION_MASK 0x0007 |
| 576 | |
| 577 | #define GRE_VERSION_0 0x0000 |
| 578 | #define GRE_VERSION_1 0x0001 |
| 579 | |
| 580 | u_int16_t type; |
| 581 | #define GRE_SNA 0x0004 |
| 582 | #define GRE_OSI_NETWORK_LAYER 0x00FE |
| 583 | #define GRE_PUP 0x0200 |
| 584 | #define GRE_XNS 0x0600 |
| 585 | #define GRE_IP 0x0800 |
| 586 | #define GRE_CHAOS 0x0804 |
| 587 | #define GRE_RFC_826_ARP 0x0806 |
| 588 | #define GRE_FRAME_RELAY_ARP 0x0808 |
| 589 | #define GRE_VINES 0x0BAD |
| 590 | #define GRE_VINES_ECHO 0x0BAE |
| 591 | #define GRE_VINES_LOOPBACK 0x0BAF |
| 592 | #define GRE_DECNET 0x6003 |
| 593 | #define GRE_TRANSPARENT_ETHERNET_BRIDGING 0x6558 |
| 594 | #define GRE_RAW_FRAME_RELAY 0x6559 |
| 595 | #define GRE_APOLLO_DOMAIN 0x8019 |
| 596 | #define GRE_ETHERTALK 0x809B |
| 597 | #define GRE_NOVELL_IPX 0x8137 |
| 598 | #define GRE_RFC_1144_TCP_IP_COMPRESSION 0x876B |
| 599 | #define GRE_IP_AUTONOMOUS_SYSTEMS 0x876C |
| 600 | #define GRE_SECURE_DATA 0x876D |
| 601 | #define GRE_PPP 0x880b /* taken from RFC 2637 */ |
| 602 | |
| 603 | union { |
| 604 | struct { |
| 605 | u_int16_t sum; /* optional */ |
| 606 | u_int16_t offset; /* optional */ |
| 607 | u_int32_t key; /* optional */ |
| 608 | u_int32_t seq; /* optional */ |
| 609 | } _gre; |
| 610 | |
| 611 | struct { |
| 612 | u_int16_t payload_s; /* optional */ |
| 613 | u_int16_t callID; /* optional */ |
| 614 | u_int32_t seq; /* optional */ |
| 615 | u_int32_t ack; /* optional */ |
| 616 | } _egre; |
| 617 | }_data; |
| 618 | |
| 619 | #define gre_sum _data._gre.sum |
| 620 | #define gre_offset _data._gre.offset |
| 621 | #define gre_key _data._gre.key |
| 622 | #define gre_seq _data._gre.seq |
| 623 | |
| 624 | #define egre_payload_s _data._egre.payload_s |
| 625 | #define egre_callID _data._egre.callID |
| 626 | #define egre_seq _data._egre.seq |
| 627 | #define egre_ack _data._egre.ack |
| 628 | }; |
| 629 | |
| 630 | |
| 631 | #ifndef IPPROTO_GRE |
| 632 | #define IPPROTO_GRE 47 |
| 633 | #endif |
| 634 | |
| 635 | /* |
| 636 | * Source Route Entries (SRE) |
| 637 | * This is used for GRE as the Routing field is a list of SREs - RFC 1701 |
| 638 | * Base header size: 4 bytes |
| 639 | */ |
| 640 | struct libnet_gre_sre_hdr |
| 641 | { |
| 642 | u_int16_t af; /* address familly */ |
| 643 | u_int8_t sre_offset; |
| 644 | u_int8_t sre_length; |
| 645 | u_int8_t *routing; |
| 646 | }; |
| 647 | |
| 648 | |
| 649 | /* |
| 650 | * IPv4 header |
| 651 | * Internet Protocol, version 4 |
| 652 | * Static header size: 20 bytes |
| 653 | */ |
| 654 | struct libnet_ipv4_hdr |
| 655 | { |
| 656 | #if (LIBNET_LIL_ENDIAN) |
| 657 | u_int8_t ip_hl:4, /* header length */ |
| 658 | ip_v:4; /* version */ |
| 659 | #endif |
| 660 | #if (LIBNET_BIG_ENDIAN) |
| 661 | u_int8_t ip_v:4, /* version */ |
| 662 | ip_hl:4; /* header length */ |
| 663 | #endif |
| 664 | u_int8_t ip_tos; /* type of service */ |
| 665 | #ifndef IPTOS_LOWDELAY |
| 666 | #define IPTOS_LOWDELAY 0x10 |
| 667 | #endif |
| 668 | #ifndef IPTOS_THROUGHPUT |
| 669 | #define IPTOS_THROUGHPUT 0x08 |
| 670 | #endif |
| 671 | #ifndef IPTOS_RELIABILITY |
| 672 | #define IPTOS_RELIABILITY 0x04 |
| 673 | #endif |
| 674 | #ifndef IPTOS_LOWCOST |
| 675 | #define IPTOS_LOWCOST 0x02 |
| 676 | #endif |
| 677 | u_int16_t ip_len; /* total length */ |
| 678 | u_int16_t ip_id; /* identification */ |
| 679 | u_int16_t ip_off; |
| 680 | #ifndef IP_RF |
| 681 | #define IP_RF 0x8000 /* reserved fragment flag */ |
| 682 | #endif |
| 683 | #ifndef IP_DF |
| 684 | #define IP_DF 0x4000 /* dont fragment flag */ |
| 685 | #endif |
| 686 | #ifndef IP_MF |
| 687 | #define IP_MF 0x2000 /* more fragments flag */ |
| 688 | #endif |
| 689 | #ifndef IP_OFFMASK |
| 690 | #define IP_OFFMASK 0x1fff /* mask for fragmenting bits */ |
| 691 | #endif |
| 692 | u_int8_t ip_ttl; /* time to live */ |
| 693 | u_int8_t ip_p; /* protocol */ |
| 694 | u_int16_t ip_sum; /* checksum */ |
| 695 | struct in_addr ip_src, ip_dst; /* source and dest address */ |
| 696 | }; |
| 697 | |
| 698 | /* |
| 699 | * IP options |
| 700 | */ |
| 701 | #ifndef IPOPT_EOL |
| 702 | #define IPOPT_EOL 0 /* end of option list */ |
| 703 | #endif |
| 704 | #ifndef IPOPT_NOP |
| 705 | #define IPOPT_NOP 1 /* no operation */ |
| 706 | #endif |
| 707 | #ifndef IPOPT_RR |
| 708 | #define IPOPT_RR 7 /* record packet route */ |
| 709 | #endif |
| 710 | #ifndef IPOPT_TS |
| 711 | #define IPOPT_TS 68 /* timestamp */ |
| 712 | #endif |
| 713 | #ifndef IPOPT_SECURITY |
| 714 | #define IPOPT_SECURITY 130 /* provide s,c,h,tcc */ |
| 715 | #endif |
| 716 | #ifndef IPOPT_LSRR |
| 717 | #define IPOPT_LSRR 131 /* loose source route */ |
| 718 | #endif |
| 719 | #ifndef IPOPT_SATID |
| 720 | #define IPOPT_SATID 136 /* satnet id */ |
| 721 | #endif |
| 722 | #ifndef IPOPT_SSRR |
| 723 | #define IPOPT_SSRR 137 /* strict source route */ |
| 724 | #endif |
| 725 | |
| 726 | struct libnet_in6_addr |
| 727 | { |
| 728 | union |
| 729 | { |
| 730 | u_int8_t __u6_addr8[16]; |
| 731 | u_int16_t __u6_addr16[8]; |
| 732 | u_int32_t __u6_addr32[4]; |
| 733 | } __u6_addr; /* 128-bit IP6 address */ |
| 734 | }; |
| 735 | #define libnet_s6_addr __u6_addr.__u6_addr8 |
| 736 | |
| 737 | /* |
| 738 | * IPv6 header |
| 739 | * Internet Protocol, version 6 |
| 740 | * Static header size: 40 bytes |
| 741 | */ |
| 742 | struct libnet_ipv6_hdr |
| 743 | { |
| 744 | u_int8_t ip_flags[4]; /* version, traffic class, flow label */ |
| 745 | u_int16_t ip_len; /* total length */ |
| 746 | u_int8_t ip_nh; /* next header */ |
| 747 | u_int8_t ip_hl; /* hop limit */ |
| 748 | struct libnet_in6_addr ip_src, ip_dst; /* source and dest address */ |
| 749 | |
| 750 | }; |
| 751 | |
| 752 | /* |
| 753 | * IPv6 frag header |
| 754 | * Internet Protocol, version 6 |
| 755 | * Static header size: 8 bytes |
| 756 | */ |
| 757 | #define LIBNET_IPV6_NH_FRAGMENT 44 |
| 758 | struct libnet_ipv6_frag_hdr |
| 759 | { |
| 760 | u_int8_t ip_nh; /* next header */ |
| 761 | u_int8_t ip_reserved; /* reserved */ |
| 762 | u_int16_t ip_frag; /* fragmentation stuff */ |
| 763 | u_int32_t ip_id; /* id */ |
| 764 | }; |
| 765 | |
| 766 | /* |
| 767 | * IPv6 routing header |
| 768 | * Internet Protocol, version 6 |
| 769 | * Base header size: 4 bytes |
| 770 | */ |
| 771 | #define LIBNET_IPV6_NH_ROUTING 43 |
| 772 | struct libnet_ipv6_routing_hdr |
| 773 | { |
| 774 | u_int8_t ip_nh; /* next header */ |
| 775 | u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ |
| 776 | u_int8_t ip_rtype; /* routing type */ |
| 777 | u_int8_t ip_segments; /* segments left */ |
| 778 | /* routing information allocated dynamically */ |
| 779 | }; |
| 780 | |
| 781 | /* |
| 782 | * IPv6 destination options header |
| 783 | * Internet Protocol, version 6 |
| 784 | * Base header size: 2 bytes |
| 785 | */ |
| 786 | #define LIBNET_IPV6_NH_DESTOPTS 60 |
| 787 | struct libnet_ipv6_destopts_hdr |
| 788 | { |
| 789 | u_int8_t ip_nh; /* next header */ |
| 790 | u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ |
| 791 | /* destination options information allocated dynamically */ |
| 792 | }; |
| 793 | |
| 794 | /* |
| 795 | * IPv6 hop by hop options header |
| 796 | * Internet Protocol, version 6 |
| 797 | * Base header size: 2 bytes |
| 798 | */ |
| 799 | #define LIBNET_IPV6_NH_HBH 0 |
| 800 | struct libnet_ipv6_hbhopts_hdr |
| 801 | { |
| 802 | u_int8_t ip_nh; /* next header */ |
| 803 | u_int8_t ip_len; /* length of header in 8 octet units (sans 1st) */ |
| 804 | /* destination options information allocated dynamically */ |
| 805 | }; |
| 806 | |
| 807 | /* |
| 808 | * ICMP6 header |
| 809 | * Internet Control Message Protocol v6 |
| 810 | * Base header size: 8 bytes |
| 811 | */ |
| 812 | #ifndef IPPROTO_ICMP6 |
| 813 | #define IPPROTO_ICMP6 0x3a |
| 814 | #endif |
| 815 | struct libnet_icmpv6_hdr |
| 816 | { |
| 817 | u_int8_t icmp_type; /* ICMP type */ |
| 818 | #ifndef ICMP6_ECHO |
| 819 | #define ICMP6_ECHO 128 |
| 820 | #endif |
| 821 | #ifndef ICMP6_ECHOREPLY |
| 822 | #define ICMP6_ECHOREPLY 129 |
| 823 | #endif |
| 824 | #ifndef ICMP6_UNREACH |
| 825 | #define ICMP6_UNREACH 1 |
| 826 | #endif |
| 827 | #ifndef ICMP6_PKTTOOBIG |
| 828 | #define ICMP6_PKTTOOBIG 2 |
| 829 | #endif |
| 830 | #ifndef ICMP6_TIMXCEED |
| 831 | #define ICMP6_TIMXCEED 3 |
| 832 | #endif |
| 833 | #ifndef ICMP6_PARAMPROB |
| 834 | #define ICMP6_PARAMPROB 4 |
| 835 | #endif |
| 836 | u_int8_t icmp_code; /* ICMP code */ |
| 837 | u_int16_t icmp_sum; /* ICMP Checksum */ |
| 838 | u_int16_t id; /* ICMP id */ |
| 839 | u_int16_t seq; /* ICMP sequence number */ |
| 840 | }; |
| 841 | |
| 842 | |
| 843 | |
| 844 | /* |
| 845 | * ICMP header |
| 846 | * Internet Control Message Protocol |
| 847 | * Base header size: 4 bytes |
| 848 | */ |
| 849 | struct libnet_icmpv4_hdr |
| 850 | { |
| 851 | u_int8_t icmp_type; /* ICMP type */ |
| 852 | #ifndef ICMP_ECHOREPLY |
| 853 | #define ICMP_ECHOREPLY 0 |
| 854 | #endif |
| 855 | #ifndef ICMP_UNREACH |
| 856 | #define ICMP_UNREACH 3 |
| 857 | #endif |
| 858 | #ifndef ICMP_SOURCEQUENCH |
| 859 | #define ICMP_SOURCEQUENCH 4 |
| 860 | #endif |
| 861 | #ifndef ICMP_REDIRECT |
| 862 | #define ICMP_REDIRECT 5 |
| 863 | #endif |
| 864 | #ifndef ICMP_ECHO |
| 865 | #define ICMP_ECHO 8 |
| 866 | #endif |
| 867 | #ifndef ICMP_ROUTERADVERT |
| 868 | #define ICMP_ROUTERADVERT 9 |
| 869 | #endif |
| 870 | #ifndef ICMP_ROUTERSOLICIT |
| 871 | #define ICMP_ROUTERSOLICIT 10 |
| 872 | #endif |
| 873 | #ifndef ICMP_TIMXCEED |
| 874 | #define ICMP_TIMXCEED 11 |
| 875 | #endif |
| 876 | #ifndef ICMP_PARAMPROB |
| 877 | #define ICMP_PARAMPROB 12 |
| 878 | #endif |
| 879 | #ifndef ICMP_TSTAMP |
| 880 | #define ICMP_TSTAMP 13 |
| 881 | #endif |
| 882 | #ifndef ICMP_TSTAMPREPLY |
| 883 | #define ICMP_TSTAMPREPLY 14 |
| 884 | #endif |
| 885 | #ifndef ICMP_IREQ |
| 886 | #define ICMP_IREQ 15 |
| 887 | #endif |
| 888 | #ifndef ICMP_IREQREPLY |
| 889 | #define ICMP_IREQREPLY 16 |
| 890 | #endif |
| 891 | #ifndef ICMP_MASKREQ |
| 892 | #define ICMP_MASKREQ 17 |
| 893 | #endif |
| 894 | #ifndef ICMP_MASKREPLY |
| 895 | #define ICMP_MASKREPLY 18 |
| 896 | #endif |
| 897 | u_int8_t icmp_code; /* ICMP code */ |
| 898 | #ifndef ICMP_UNREACH_NET |
| 899 | #define ICMP_UNREACH_NET 0 |
| 900 | #endif |
| 901 | #ifndef ICMP_UNREACH_HOST |
| 902 | #define ICMP_UNREACH_HOST 1 |
| 903 | #endif |
| 904 | #ifndef ICMP_UNREACH_PROTOCOL |
| 905 | #define ICMP_UNREACH_PROTOCOL 2 |
| 906 | #endif |
| 907 | #ifndef ICMP_UNREACH_PORT |
| 908 | #define ICMP_UNREACH_PORT 3 |
| 909 | #endif |
| 910 | #ifndef ICMP_UNREACH_NEEDFRAG |
| 911 | #define ICMP_UNREACH_NEEDFRAG 4 |
| 912 | #endif |
| 913 | #ifndef ICMP_UNREACH_SRCFAIL |
| 914 | #define ICMP_UNREACH_SRCFAIL 5 |
| 915 | #endif |
| 916 | #ifndef ICMP_UNREACH_NET_UNKNOWN |
| 917 | #define ICMP_UNREACH_NET_UNKNOWN 6 |
| 918 | #endif |
| 919 | #ifndef ICMP_UNREACH_HOST_UNKNOWN |
| 920 | #define ICMP_UNREACH_HOST_UNKNOWN 7 |
| 921 | #endif |
| 922 | #ifndef ICMP_UNREACH_ISOLATED |
| 923 | #define ICMP_UNREACH_ISOLATED 8 |
| 924 | #endif |
| 925 | #ifndef ICMP_UNREACH_NET_PROHIB |
| 926 | #define ICMP_UNREACH_NET_PROHIB 9 |
| 927 | #endif |
| 928 | #ifndef ICMP_UNREACH_HOST_PROHIB |
| 929 | #define ICMP_UNREACH_HOST_PROHIB 10 |
| 930 | #endif |
| 931 | #ifndef ICMP_UNREACH_TOSNET |
| 932 | #define ICMP_UNREACH_TOSNET 11 |
| 933 | #endif |
| 934 | #ifndef ICMP_UNREACH_TOSHOST |
| 935 | #define ICMP_UNREACH_TOSHOST 12 |
| 936 | #endif |
| 937 | #ifndef ICMP_UNREACH_FILTER_PROHIB |
| 938 | #define ICMP_UNREACH_FILTER_PROHIB 13 |
| 939 | #endif |
| 940 | #ifndef ICMP_UNREACH_HOST_PRECEDENCE |
| 941 | #define ICMP_UNREACH_HOST_PRECEDENCE 14 |
| 942 | #endif |
| 943 | #ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF |
| 944 | #define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 |
| 945 | #endif |
| 946 | #ifndef ICMP_REDIRECT_NET |
| 947 | #define ICMP_REDIRECT_NET 0 |
| 948 | #endif |
| 949 | #ifndef ICMP_REDIRECT_HOST |
| 950 | #define ICMP_REDIRECT_HOST 1 |
| 951 | #endif |
| 952 | #ifndef ICMP_REDIRECT_TOSNET |
| 953 | #define ICMP_REDIRECT_TOSNET 2 |
| 954 | #endif |
| 955 | #ifndef ICMP_REDIRECT_TOSHOST |
| 956 | #define ICMP_REDIRECT_TOSHOST 3 |
| 957 | #endif |
| 958 | #ifndef ICMP_TIMXCEED_INTRANS |
| 959 | #define ICMP_TIMXCEED_INTRANS 0 |
| 960 | #endif |
| 961 | #ifndef ICMP_TIMXCEED_REASS |
| 962 | #define ICMP_TIMXCEED_REASS 1 |
| 963 | #endif |
| 964 | #ifndef ICMP_PARAMPROB_OPTABSENT |
| 965 | #define ICMP_PARAMPROB_OPTABSENT 1 |
| 966 | #endif |
| 967 | |
| 968 | u_int16_t icmp_sum; /* ICMP Checksum */ |
| 969 | |
| 970 | union |
| 971 | { |
| 972 | struct |
| 973 | { |
| 974 | u_int16_t id; /* ICMP id */ |
| 975 | u_int16_t seq;/* ICMP sequence number */ |
| 976 | } echo; |
| 977 | |
| 978 | #undef icmp_id |
| 979 | #undef icmp_seq |
| 980 | #define icmp_id hun.echo.id |
| 981 | #define icmp_seq hun.echo.seq |
| 982 | |
| 983 | u_int32_t gateway; /* gateway host */ |
| 984 | struct |
| 985 | { |
| 986 | u_int16_t pad;/* padding */ |
| 987 | u_int16_t mtu;/* MTU size */ |
| 988 | } frag; |
| 989 | } hun; |
| 990 | union |
| 991 | { |
| 992 | struct |
| 993 | { |
| 994 | n_time its_otime; |
| 995 | n_time its_rtime; |
| 996 | n_time its_ttime; |
| 997 | } ts; |
| 998 | struct |
| 999 | { |
| 1000 | struct libnet_ipv4_hdr idi_ip; |
| 1001 | /* options and then 64 bits of data */ |
| 1002 | } ip; |
| 1003 | u_int32_t mask; |
| 1004 | int8_t data[1]; |
| 1005 | |
| 1006 | #undef icmp_mask |
| 1007 | #define icmp_mask dun.mask |
| 1008 | #undef icmp_data |
| 1009 | #define icmp_data dun.data |
| 1010 | |
| 1011 | #undef icmp_otime |
| 1012 | #define icmp_otime dun.ts.its_otime |
| 1013 | #undef icmp_rtime |
| 1014 | #define icmp_rtime dun.ts.its_rtime |
| 1015 | #undef icmp_ttime |
| 1016 | #define icmp_ttime dun.ts.its_ttime |
| 1017 | }dun; |
| 1018 | }; |
| 1019 | |
| 1020 | |
| 1021 | /* |
| 1022 | * IGMP header |
| 1023 | * Internet Group Message Protocol |
| 1024 | * Static header size: 8 bytes |
| 1025 | */ |
| 1026 | struct libnet_igmp_hdr |
| 1027 | { |
| 1028 | u_int8_t igmp_type; /* IGMP type */ |
| 1029 | #ifndef IGMP_MEMBERSHIP_QUERY |
| 1030 | #define IGMP_MEMBERSHIP_QUERY 0x11 /* membership query */ |
| 1031 | #endif |
| 1032 | #ifndef IGMP_V1_MEMBERSHIP_REPORT |
| 1033 | #define IGMP_V1_MEMBERSHIP_REPORT 0x12 /* Ver. 1 membership report */ |
| 1034 | #endif |
| 1035 | #ifndef IGMP_V2_MEMBERSHIP_REPORT |
| 1036 | #define IGMP_V2_MEMBERSHIP_REPORT 0x16 /* Ver. 2 membership report */ |
| 1037 | #endif |
| 1038 | #ifndef IGMP_LEAVE_GROUP |
| 1039 | #define IGMP_LEAVE_GROUP 0x17 /* Leave-group message */ |
| 1040 | #endif |
| 1041 | u_int8_t igmp_code; /* IGMP code */ |
| 1042 | u_int16_t igmp_sum; /* IGMP checksum */ |
| 1043 | struct in_addr igmp_group;/* IGMP host IP */ |
| 1044 | }; |
| 1045 | |
| 1046 | |
| 1047 | /* |
| 1048 | * PIM header |
| 1049 | * Protocol Independent Multicast |
| 1050 | * Header size: 4 bytes |
| 1051 | */ |
| 1052 | #ifndef IPPROTO_PIM |
| 1053 | #define IPPROTO_PIM 103 |
| 1054 | #endif |
| 1055 | struct libnet_pim_hdr |
| 1056 | { |
| 1057 | #ifndef PIM_VERSION |
| 1058 | #define PIM_VERSION 2 |
| 1059 | #endif |
| 1060 | u_int8_t pim_ver_type; /* PIM version and message type */ |
| 1061 | u_int8_t pim_reserved; /* Reserved, always set to 0 */ |
| 1062 | #ifndef PIM_HELLO |
| 1063 | #define PIM_HELLO 0 |
| 1064 | #endif |
| 1065 | #ifndef PIM_REGISTER |
| 1066 | #define PIM_REGISTER 1 |
| 1067 | #endif |
| 1068 | #ifndef PIM_REGISTER_STOP |
| 1069 | #define PIM_REGISTER_STOP 2 |
| 1070 | #endif |
| 1071 | #ifndef PIM_JOIN_PRUNE |
| 1072 | #define PIM_JOIN_PRUNE 3 |
| 1073 | #endif |
| 1074 | #ifndef PIM_BOOTSTRAP |
| 1075 | #define PIM_BOOTSTRAP 4 |
| 1076 | #endif |
| 1077 | #ifndef PIM_ASSERT |
| 1078 | #define PIM_ASSERT 5 |
| 1079 | #endif |
| 1080 | #ifndef PIM_GRAFT |
| 1081 | #define PIM_GRAFT 6 |
| 1082 | #endif |
| 1083 | #ifndef PIM_GRAFT_ACK |
| 1084 | #define PIM_GRAFT_ACK 7 |
| 1085 | #endif |
| 1086 | #ifndef PIM_CD_RP_ADV |
| 1087 | #define PIM_CD_RP_ADV 8 |
| 1088 | #endif |
| 1089 | #ifndef PIM_ST_REFRESH |
| 1090 | #define PIM_ST_REFRESH 9 |
| 1091 | #endif |
| 1092 | u_int16_t pim_sum; /* PIM checksum */ |
| 1093 | }; |
| 1094 | |
| 1095 | |
| 1096 | /* |
| 1097 | * IPSEC header |
| 1098 | * Internet Protocol Security Protocol |
| 1099 | * Encapsulating Security Payload Header Static header size: 12 bytes |
| 1100 | * Encapsulating Security Payload Footer Base header size: 2 bytes |
| 1101 | * Authentication Header Static Size: 16 bytes |
| 1102 | */ |
| 1103 | #ifndef IPPROTO_ESP |
| 1104 | #define IPPROTO_ESP 50 /* not everyone's got this */ |
| 1105 | #endif |
| 1106 | struct libnet_esp_hdr |
| 1107 | { |
| 1108 | u_int32_t esp_spi; /* security parameter index */ |
| 1109 | u_int32_t esp_seq; /* ESP sequence number */ |
| 1110 | u_int32_t esp_iv; /* initialization vector */ |
| 1111 | }; |
| 1112 | |
| 1113 | struct libnet_esp_ftr |
| 1114 | { |
| 1115 | u_int8_t esp_pad_len; /* padding length */ |
| 1116 | u_int8_t esp_nh; /* next header pointer */ |
| 1117 | int8_t *esp_auth; /* authentication data */ |
| 1118 | }; |
| 1119 | |
| 1120 | #ifndef IPPROTO_AH |
| 1121 | #define IPPROTO_AH 51 /* not everyone's got this */ |
| 1122 | #endif |
| 1123 | struct libnet_ah_hdr |
| 1124 | { |
| 1125 | u_int8_t ah_nh; /* next header */ |
| 1126 | u_int8_t ah_len; /* payload length */ |
| 1127 | u_int16_t ah_res; /* reserved */ |
| 1128 | u_int32_t ah_spi; /* security parameter index */ |
| 1129 | u_int32_t ah_seq; /* AH sequence number */ |
| 1130 | u_int32_t ah_auth; /* authentication data */ |
| 1131 | }; |
| 1132 | |
| 1133 | |
| 1134 | /* |
| 1135 | * ISL header |
| 1136 | * Cisco Inter-Switch Link |
| 1137 | * Static header size: 26 bytes |
| 1138 | */ |
| 1139 | /* |
| 1140 | * For checksum stuff -- IANA says 135-254 is "unassigned" as of 12.2001. |
| 1141 | * Let's hope this one stays that way for a while! |
| 1142 | */ |
| 1143 | #define LIBNET_PROTO_ISL 201 |
| 1144 | struct libnet_isl_hdr |
| 1145 | { |
| 1146 | u_int8_t isl_dhost[5]; /* destination address "01:00:0c:00:00" */ |
| 1147 | #if (LIBNET_LIL_ENDIAN) |
| 1148 | u_int8_t isl_type:4, /* type of frame */ |
| 1149 | isl_user:4; /* user defined bits */ |
| 1150 | #endif |
| 1151 | #if (LIBNET_BIG_ENDIAN) |
| 1152 | u_int8_t isl_user:4, /* user defined bits */ |
| 1153 | isl_type:4; /* type of frame */ |
| 1154 | #endif |
| 1155 | u_int8_t isl_shost[6]; /* source address */ |
| 1156 | u_int16_t isl_len; /* total length of packet - 18 bytes */ |
| 1157 | u_int8_t isl_snap[6]; /* 0xaaaa03 + vendor code */ |
| 1158 | u_int16_t isl_vid; /* 15 bit VLAN ID, 1 bit BPDU / CDP indicator */ |
| 1159 | u_int16_t isl_index; /* port index */ |
| 1160 | u_int16_t isl_reserved; /* used for FDDI and token ring */ |
| 1161 | /* ethernet frame and 4 byte isl crc */ |
| 1162 | }; |
| 1163 | |
| 1164 | #ifndef IPPROTO_OSPF |
| 1165 | #define IPPROTO_OSPF 89 /* not everyone's got this */ |
| 1166 | #endif |
| 1167 | #define IPPROTO_OSPF_LSA 890 /* made this up. Hope it's unused */ |
| 1168 | #define LIBNET_MODX 4102 /* used in LSA checksum */ |
| 1169 | |
| 1170 | /* |
| 1171 | * Options used in multiple OSPF packets |
| 1172 | * More info can be found in section A.2 of RFC 2328. |
| 1173 | */ |
| 1174 | #define LIBNET_OPT_EBIT 0x02 /* describes the way AS-external-LSAs are flooded */ |
| 1175 | #define LIBNET_OPT_MCBIT 0x04 /* whether or not IP multicast dgrams are fwdd */ |
| 1176 | #define LIBNET_OPT_NPBIT 0x08 /* describes handling of type-7 LSAs */ |
| 1177 | #define LIBNET_OPT_EABIT 0x10 /* rtr's willingness to send/recv EA-LSAs */ |
| 1178 | #define LIBNET_OPT_DCBIT 0x20 /* describes handling of demand circuits */ |
| 1179 | |
| 1180 | |
| 1181 | /* |
| 1182 | * MPLS header |
| 1183 | * Multi-Protocol Label Switching |
| 1184 | * Static header size: 4 bytes |
| 1185 | */ |
| 1186 | struct libnet_mpls_hdr |
| 1187 | { |
| 1188 | u_int32_t mpls_les; /* 20 bits label, 3 bits exp, 1 bit bos, ttl */ |
| 1189 | #define LIBNET_MPLS_BOS_ON 1 |
| 1190 | #define LIBNET_MPLS_BOS_OFF 0 |
| 1191 | }; |
| 1192 | |
| 1193 | /* |
| 1194 | * NTP header |
| 1195 | * Network Time Protocol |
| 1196 | * Static header size: 48 bytes |
| 1197 | */ |
| 1198 | struct libnet_ntp_hdr_l_fp /* int32_t floating point (64-bit) */ |
| 1199 | { |
| 1200 | u_int32_t integer; /* integer */ |
| 1201 | u_int32_t fraction; /* fraction */ |
| 1202 | }; |
| 1203 | |
| 1204 | struct libnet_ntp_hdr_s_fp /* int16_t floating point (32-bit) */ |
| 1205 | { |
| 1206 | u_int16_t integer; /* integer */ |
| 1207 | u_int16_t fraction; /* fraction */ |
| 1208 | }; |
| 1209 | |
| 1210 | |
| 1211 | struct libnet_ntp_hdr |
| 1212 | { |
| 1213 | u_int8_t ntp_li_vn_mode; /* leap indicator, version, mode */ |
| 1214 | #define LIBNET_NTP_LI_NW 0x0 /* no warning */ |
| 1215 | #define LIBNET_NTP_LI_AS 0x1 /* last minute has 61 seconds */ |
| 1216 | #define LIBNET_NTP_LI_DS 0x2 /* last minute has 59 seconds */ |
| 1217 | #define LIBNET_NTP_LI_AC 0x3 /* alarm condition */ |
| 1218 | |
| 1219 | #define LIBNET_NTP_VN_2 0x2 /* version 2 */ |
| 1220 | #define LIBNET_NTP_VN_3 0x3 /* version 3 */ |
| 1221 | #define LIBNET_NTP_VN_4 0x4 /* version 4 */ |
| 1222 | |
| 1223 | #define LIBNET_NTP_MODE_R 0x0 /* reserved */ |
| 1224 | #define LIBNET_NTP_MODE_A 0x1 /* symmetric active */ |
| 1225 | #define LIBNET_NTP_MODE_P 0x2 /* symmetric passive */ |
| 1226 | #define LIBNET_NTP_MODE_C 0x3 /* client */ |
| 1227 | #define LIBNET_NTP_MODE_S 0x4 /* server */ |
| 1228 | #define LIBNET_NTP_MODE_B 0x5 /* broadcast */ |
| 1229 | #define LIBNET_NTP_MODE_RC 0x6 /* reserved for NTP control message */ |
| 1230 | #define LIBNET_NTP_MODE_RP 0x7 /* reserved for private use */ |
| 1231 | u_int8_t ntp_stratum; /* stratum */ |
| 1232 | #define LIBNET_NTP_STRATUM_UNAVAIL 0x0 /* unspecified or unavailable */ |
| 1233 | #define LIBNET_NTP_STRATUM_PRIMARY 0x1 /* primary reference (radio clock) */ |
| 1234 | /* 2 - 15 is secondary */ |
| 1235 | /* 16 - 255 is reserved */ |
| 1236 | u_int8_t ntp_poll; /* poll interval (should be 4 - 12) */ |
| 1237 | u_int8_t ntp_precision; /* local clock precision */ |
| 1238 | struct libnet_ntp_hdr_s_fp ntp_delay; /* roundtrip delay */ |
| 1239 | struct libnet_ntp_hdr_s_fp ntp_dispersion; /* nominal error */ |
| 1240 | u_int32_t ntp_reference_id; /* reference source id */ |
| 1241 | #define LIBNET_NTP_REF_LOCAL 0x4c4f434c /* uncalibrated local clock */ |
| 1242 | #define LIBNET_NTP_REF_PPS 0x50505300 /* atomic / pulse-per-second clock */ |
| 1243 | #define LIBNET_NTP_REF_ACTS 0x41435453 /* NIST dialup modem */ |
| 1244 | #define LIBNET_NTP_REF_USNO 0x55534e4f /* USNO modem service */ |
| 1245 | #define LIBNET_NTP_REF_PTB 0x50544200 /* PTB (German) modem service */ |
| 1246 | #define LIBNET_NTP_REF_TDF 0x54444600 /* Allouis (French) radio */ |
| 1247 | #define LIBNET_NTP_REF_DCF 0x44434600 /* Mainflingen (German) radio */ |
| 1248 | #define LIBNET_NTP_REF_MSF 0x4d534600 /* Rugby (UK) radio */ |
| 1249 | #define LIBNET_NTP_REF_WWV 0x57575600 /* Ft Collins (US) radio */ |
| 1250 | #define LIBNET_NTP_REF_WWVB 0x57575642 /* Boulder (US) radio */ |
| 1251 | #define LIBNET_NTP_REF_WWVH 0x57575648 /* Kaui Hawaii (US) radio */ |
| 1252 | #define LIBNET_NTP_REF_CHU 0x43485500 /* Ottaha (Canada) radio */ |
| 1253 | #define LIBNET_NTP_REF_LORC 0x4c4f5243 /* LORAN-C radionavigation */ |
| 1254 | #define LIBNET_NTP_REF_OMEG 0x4f4d4547 /* OMEGA radionavigation */ |
| 1255 | #define LIBNET_NTP_REF_GPS 0x47505300 /* global positioning system */ |
| 1256 | #define LIBNET_NTP_REF_GOES 0x474f4553 /* geostationary orbit env satellite */ |
| 1257 | struct libnet_ntp_hdr_l_fp ntp_ref_ts; /* reference timestamp */ |
| 1258 | struct libnet_ntp_hdr_l_fp ntp_orig_ts; /* originate timestamp */ |
| 1259 | struct libnet_ntp_hdr_l_fp ntp_rec_ts; /* receive timestamp */ |
| 1260 | struct libnet_ntp_hdr_l_fp ntp_xmt_ts; /* transmit timestamp */ |
| 1261 | }; |
| 1262 | |
| 1263 | |
| 1264 | /* |
| 1265 | * OSPFv2 header |
| 1266 | * Open Shortest Path First |
| 1267 | * Static header size: 16 bytes |
| 1268 | */ |
| 1269 | struct libnet_ospf_hdr |
| 1270 | { |
| 1271 | u_int8_t ospf_v; /* version */ |
| 1272 | #define OSPFVERSION 2 |
| 1273 | u_int8_t ospf_type; /* type */ |
| 1274 | #define LIBNET_OSPF_UMD 0 /* UMd monitoring packet */ |
| 1275 | #define LIBNET_OSPF_HELLO 1 /* HELLO packet */ |
| 1276 | #define LIBNET_OSPF_DBD 2 /* dataBase description packet */ |
| 1277 | #define LIBNET_OSPF_LSR 3 /* link state request packet */ |
| 1278 | #define LIBNET_OSPF_LSU 4 /* link state Update Packet */ |
| 1279 | #define LIBNET_OSPF_LSA 5 /* link state acknowledgement packet */ |
| 1280 | u_int16_t ospf_len; /* length */ |
| 1281 | struct in_addr ospf_rtr_id; /* source router ID */ |
| 1282 | struct in_addr ospf_area_id;/* roam ID */ |
| 1283 | u_int16_t ospf_sum; /* checksum */ |
| 1284 | u_int16_t ospf_auth_type; /* authentication type */ |
| 1285 | #define LIBNET_OSPF_AUTH_NULL 0 /* null password */ |
| 1286 | #define LIBNET_OSPF_AUTH_SIMPLE 1 /* simple, plaintext, 8 int8_t password */ |
| 1287 | #define LIBNET_OSPF_AUTH_MD5 2 /* MD5 */ |
| 1288 | }; |
| 1289 | |
| 1290 | |
| 1291 | /* |
| 1292 | * OSPF authentication header |
| 1293 | * Open Shortest Path First |
| 1294 | * Static header size: 8 bytes |
| 1295 | */ |
| 1296 | struct libnet_auth_hdr |
| 1297 | { |
| 1298 | u_int16_t ospf_auth_null; /* NULL */ |
| 1299 | u_int8_t ospf_auth_keyid; /* authentication key ID */ |
| 1300 | u_int8_t ospf_auth_len; /* auth data length */ |
| 1301 | u_int ospf_auth_seq; /* cryptographic sequence number */ |
| 1302 | }; |
| 1303 | |
| 1304 | |
| 1305 | /* |
| 1306 | * OSPF hello header |
| 1307 | * Open Shortest Path First |
| 1308 | * Static header size: 28 bytes |
| 1309 | */ |
| 1310 | struct libnet_ospf_hello_hdr |
| 1311 | { |
| 1312 | struct in_addr hello_nmask; /* netmask associated with the interface */ |
| 1313 | u_int16_t hello_intrvl; /* num of seconds between routers last packet */ |
| 1314 | u_int8_t hello_opts; /* Options for HELLO packets (look above) */ |
| 1315 | u_int8_t hello_rtr_pri; /* router's priority (if 0, can't be backup) */ |
| 1316 | u_int hello_dead_intvl; /* # of secs a router is silent till deemed down */ |
| 1317 | struct in_addr hello_des_rtr; /* Designated router on the network */ |
| 1318 | struct in_addr hello_bkup_rtr; /* Backup router */ |
| 1319 | struct in_addr hello_nbr; /* neighbor router, memcpy more as needed */ |
| 1320 | }; |
| 1321 | |
| 1322 | |
| 1323 | /* |
| 1324 | * Database Description header. |
| 1325 | */ |
| 1326 | struct libnet_dbd_hdr |
| 1327 | { |
| 1328 | u_int16_t dbd_mtu_len; /* max length of IP dgram that this 'if' can use */ |
| 1329 | u_int8_t dbd_opts; /* DBD packet options (from above) */ |
| 1330 | u_int8_t dbd_type; /* type of exchange occurring */ |
| 1331 | #define LIBNET_DBD_IBI 0x01 /* init */ |
| 1332 | #define LIBNET_DBD_MBIT 0x02 /* more DBD packets are to come */ |
| 1333 | #define LIBNET_DBD_MSBIT 0x04 /* If 1, sender is the master in the exchange */ |
| 1334 | u_int dbd_seq; /* DBD sequence number */ |
| 1335 | }; |
| 1336 | |
| 1337 | |
| 1338 | /* |
| 1339 | * used for the LS type field in all LS* headers |
| 1340 | */ |
| 1341 | #define LIBNET_LS_TYPE_RTR 1 /* router-LSA */ |
| 1342 | #define LIBNET_LS_TYPE_NET 2 /* network-LSA */ |
| 1343 | #define LIBNET_LS_TYPE_IP 3 /* summary-LSA (IP Network) */ |
| 1344 | #define LIBNET_LS_TYPE_ASBR 4 /* summary-LSA (ASBR) */ |
| 1345 | #define LIBNET_LS_TYPE_ASEXT 5 /* AS-external-LSA */ |
| 1346 | |
| 1347 | |
| 1348 | /* |
| 1349 | * Link State Request header |
| 1350 | */ |
| 1351 | struct libnet_lsr_hdr |
| 1352 | { |
| 1353 | u_int lsr_type; /* type of LS being requested */ |
| 1354 | u_int lsr_lsid; /* link state ID */ |
| 1355 | struct in_addr lsr_adrtr; /* advertising router (memcpy more as needed) */ |
| 1356 | }; |
| 1357 | |
| 1358 | |
| 1359 | /* |
| 1360 | * Link State Update header |
| 1361 | */ |
| 1362 | struct libnet_lsu_hdr |
| 1363 | { |
| 1364 | u_int lsu_num; /* number of LSAs that will be broadcasted */ |
| 1365 | }; |
| 1366 | |
| 1367 | |
| 1368 | /* |
| 1369 | * Link State Acknowledgement header. |
| 1370 | */ |
| 1371 | struct libnet_lsa_hdr |
| 1372 | { |
| 1373 | u_int16_t lsa_age; /* time in seconds since the LSA was originated */ |
| 1374 | u_int8_t lsa_opts; /* look above for OPTS_* */ |
| 1375 | u_int8_t lsa_type; /* look below for LS_TYPE_* */ |
| 1376 | u_int lsa_id; /* link State ID */ |
| 1377 | struct in_addr lsa_adv; /* router ID of Advertising router */ |
| 1378 | u_int lsa_seq; /* LSA sequence number to detect old/bad ones */ |
| 1379 | u_int16_t lsa_sum; /* "Fletcher Checksum" of all fields minus age */ |
| 1380 | u_int16_t lsa_len; /* length in bytes including the 20 byte header */ |
| 1381 | }; |
| 1382 | |
| 1383 | |
| 1384 | /* |
| 1385 | * Router LSA data format |
| 1386 | * |
| 1387 | * Other stuff for TOS can be added for backward compatability, for this |
| 1388 | * version, only OSPFv2 is being FULLY supported. |
| 1389 | */ |
| 1390 | struct libnet_rtr_lsa_hdr |
| 1391 | { |
| 1392 | u_int16_t rtr_flags; /* set to help describe packet */ |
| 1393 | #define LIBNET_RTR_FLAGS_W 0x0100 /* W bit */ |
| 1394 | #define LIBNET_RTR_FLAGS_E 0x0200 /* E bit */ |
| 1395 | #define LIBNET_RTR_FLAGS_B 0x0400 /* B bit */ |
| 1396 | u_int16_t rtr_num; /* number of links within that packet */ |
| 1397 | u_int rtr_link_id; /* describes link_data (look below) */ |
| 1398 | #define LIBNET_LINK_ID_NBR_ID 1 /* Neighbors router ID, also can be 4 */ |
| 1399 | #define LIBNET_LINK_ID_IP_DES 2 /* IP address of designated router */ |
| 1400 | #define LIBNET_LINK_ID_SUB 3 /* IP subnet number */ |
| 1401 | u_int rtr_link_data; /* Depending on link_id, info is here */ |
| 1402 | u_int8_t rtr_type; /* Description of router link */ |
| 1403 | #define LIBNET_RTR_TYPE_PTP 1 /* Point-To-Point */ |
| 1404 | #define LIBNET_RTR_TYPE_TRANS 2 /* Connection to a "transit network" */ |
| 1405 | #define LIBNET_RTR_TYPE_STUB 3 /* Connectin to a "stub network" */ |
| 1406 | #define RTR_TYPE_VRTL 4 /* connects to a "virtual link" */ |
| 1407 | u_int8_t rtr_tos_num; /* number of different TOS metrics for this link */ |
| 1408 | u_int16_t rtr_metric; /* the "cost" of using this link */ |
| 1409 | }; |
| 1410 | |
| 1411 | |
| 1412 | /* |
| 1413 | * Network LSA data format. |
| 1414 | */ |
| 1415 | struct libnet_net_lsa_hdr |
| 1416 | { |
| 1417 | struct in_addr net_nmask; /* Netmask for that network */ |
| 1418 | u_int net_rtr_id; /* ID of router attached to that network */ |
| 1419 | }; |
| 1420 | |
| 1421 | |
| 1422 | /* |
| 1423 | * Summary LSA data format. |
| 1424 | */ |
| 1425 | struct libnet_sum_lsa_hdr |
| 1426 | { |
| 1427 | struct in_addr sum_nmask; /* Netmask of destination IP address */ |
| 1428 | u_int sum_metric; /* Same as in rtr_lsa (&0xfff to use last 24bit */ |
| 1429 | u_int sum_tos_metric; /* first 8bits are TOS, 24bits are TOS Metric */ |
| 1430 | }; |
| 1431 | |
| 1432 | |
| 1433 | /* |
| 1434 | * AS External LSA data format. |
| 1435 | * & 0xfff logic operator for as_metric to get last 24bits. |
| 1436 | */ |
| 1437 | struct libnet_as_lsa_hdr |
| 1438 | { |
| 1439 | struct in_addr as_nmask; /* Netmask for advertised destination */ |
| 1440 | u_int as_metric; /* May have to set E bit in first 8bits */ |
| 1441 | #define LIBNET_AS_E_BIT_ON 0x80000000 /* as_metric */ |
| 1442 | struct in_addr as_fwd_addr; /* Forwarding address */ |
| 1443 | u_int as_rte_tag; /* External route tag */ |
| 1444 | }; |
| 1445 | |
| 1446 | |
| 1447 | /* |
| 1448 | * Base RIP header |
| 1449 | * Routing Information Protocol |
| 1450 | * Base header size: 24 bytes |
| 1451 | */ |
| 1452 | struct libnet_rip_hdr |
| 1453 | { |
| 1454 | u_int8_t rip_cmd; /* RIP command */ |
| 1455 | #define RIPCMD_REQUEST 1 /* want info */ |
| 1456 | #define RIPCMD_RESPONSE 2 /* responding to request */ |
| 1457 | #define RIPCMD_TRACEON 3 /* turn tracing on */ |
| 1458 | #define RIPCMD_TRACEOFF 4 /* turn it off */ |
| 1459 | #define RIPCMD_POLL 5 /* like request, but anyone answers */ |
| 1460 | #define RIPCMD_POLLENTRY 6 /* like poll, but for entire entry */ |
| 1461 | #define RIPCMD_MAX 7 /* ? command */ |
| 1462 | u_int8_t rip_ver; /* RIP version */ |
| 1463 | #define RIPVER_0 0 |
| 1464 | #define RIPVER_1 1 |
| 1465 | #define RIPVER_2 2 |
| 1466 | u_int16_t rip_rd; /* Zero (v1) or Routing Domain (v2) */ |
| 1467 | u_int16_t rip_af; /* Address family */ |
| 1468 | u_int16_t rip_rt; /* Zero (v1) or Route Tag (v2) */ |
| 1469 | u_int32_t rip_addr; /* IP address */ |
| 1470 | u_int32_t rip_mask; /* Zero (v1) or Subnet Mask (v2) */ |
| 1471 | u_int32_t rip_next_hop; /* Zero (v1) or Next hop IP address (v2) */ |
| 1472 | u_int32_t rip_metric; /* Metric */ |
| 1473 | }; |
| 1474 | |
| 1475 | /* |
| 1476 | * RPC headers |
| 1477 | * Remote Procedure Call |
| 1478 | */ |
| 1479 | #define LIBNET_RPC_CALL 0 |
| 1480 | #define LIBNET_RPC_REPLY 1 |
| 1481 | #define LIBNET_RPC_VERS 2 |
| 1482 | #define LIBNET_RPC_LAST_FRAG 0x80000000 |
| 1483 | |
| 1484 | /* |
| 1485 | * Portmap defines |
| 1486 | */ |
| 1487 | #define LIBNET_PMAP_PROGRAM 100000 |
| 1488 | #define LIBNET_PMAP_PROC_NULL 0 |
| 1489 | #define LIBNET_PMAP_PROC_SET 1 |
| 1490 | #define LIBNET_PMAP_PROC_UNSET 2 |
| 1491 | #define LIBNET_PMAP_PROC_GETADDR 3 |
| 1492 | #define LIBNET_PMAP_PROC_DUMP 4 |
| 1493 | #define LIBNET_PMAP_PROC_CALLIT 5 |
| 1494 | #define LIBNET_PMAP_PROC_BCAST 5 /* Not a typo */ |
| 1495 | #define LIBNET_PMAP_PROC_GETTIME 6 |
| 1496 | #define LIBNET_PMAP_PROC_UADDR2TADDR 7 |
| 1497 | #define LIBNET_PMAP_PROC_TADDR2UADDR 8 |
| 1498 | #define LIBNET_PMAP_PROC_GETVERSADDR 9 |
| 1499 | #define LIBNET_PMAP_PROC_INDIRECT 10 |
| 1500 | #define LIBNET_PMAP_PROC_GETADDRLIST 11 |
| 1501 | #define LIBNET_PMAP_PROC_GETSTAT 12 |
| 1502 | |
| 1503 | /* There will be more to add... */ |
| 1504 | |
| 1505 | struct libnet_rpc_opaque_auth |
| 1506 | { |
| 1507 | u_int32_t rpc_auth_flavor; |
| 1508 | u_int32_t rpc_auth_length; |
| 1509 | // u_int8_t *rpc_auth_data; |
| 1510 | }; |
| 1511 | |
| 1512 | struct libnet_rpc_call |
| 1513 | { |
| 1514 | u_int32_t rpc_rpcvers; /* RPC version - must be 2 */ |
| 1515 | u_int32_t rpc_prognum; /* Program Number */ |
| 1516 | u_int32_t rpc_vers; /* Program Version */ |
| 1517 | u_int32_t rpc_procedure; /* RPC procedure */ |
| 1518 | struct libnet_rpc_opaque_auth rpc_credentials; |
| 1519 | struct libnet_rpc_opaque_auth rpc_verifier; |
| 1520 | }; |
| 1521 | |
| 1522 | struct libnet_rpc_call_hdr |
| 1523 | { |
| 1524 | u_int32_t rpc_xid; /* xid (transaction identifier) */ |
| 1525 | u_int32_t rpc_type; |
| 1526 | struct libnet_rpc_call rpc_call; |
| 1527 | }; |
| 1528 | |
| 1529 | struct libnet_rpc_call_tcp_hdr |
| 1530 | { |
| 1531 | u_int32_t rpc_record_marking; /* used with byte stream protocols */ |
| 1532 | struct libnet_rpc_call_hdr rpc_common; |
| 1533 | }; |
| 1534 | |
| 1535 | /* |
| 1536 | * STP configuration header |
| 1537 | * Spanning Tree Protocol |
| 1538 | * Static header size: 35 bytes |
| 1539 | */ |
| 1540 | struct libnet_stp_conf_hdr |
| 1541 | { |
| 1542 | u_int16_t stp_id; /* protocol id */ |
| 1543 | u_int8_t stp_version; /* protocol version */ |
| 1544 | u_int8_t stp_bpdu_type; /* bridge protocol data unit type */ |
| 1545 | u_int8_t stp_flags; /* control flags */ |
| 1546 | u_int8_t stp_rootid[8]; /* root id */ |
| 1547 | u_int32_t stp_rootpc; /* root path cost */ |
| 1548 | u_int8_t stp_bridgeid[8]; /* bridge id */ |
| 1549 | u_int16_t stp_portid; /* port id */ |
| 1550 | u_int16_t stp_mage; /* message age */ |
| 1551 | u_int16_t stp_maxage; /* max age */ |
| 1552 | u_int16_t stp_hellot; /* hello time */ |
| 1553 | u_int16_t stp_fdelay; /* forward delay */ |
| 1554 | }; |
| 1555 | |
| 1556 | |
| 1557 | /* |
| 1558 | * STP topology change notification header |
| 1559 | * Spanning Tree Protocol |
| 1560 | * Static header size: 4 bytes |
| 1561 | */ |
| 1562 | struct libnet_stp_tcn_hdr |
| 1563 | { |
| 1564 | u_int16_t stp_id; /* protocol id */ |
| 1565 | u_int8_t stp_version; /* protocol version */ |
| 1566 | u_int8_t stp_bpdu_type; /* bridge protocol data unit type */ |
| 1567 | }; |
| 1568 | |
| 1569 | |
| 1570 | /* |
| 1571 | * TCP header |
| 1572 | * Transmission Control Protocol |
| 1573 | * Static header size: 20 bytes |
| 1574 | */ |
| 1575 | struct libnet_tcp_hdr |
| 1576 | { |
| 1577 | u_int16_t th_sport; /* source port */ |
| 1578 | u_int16_t th_dport; /* destination port */ |
| 1579 | u_int32_t th_seq; /* sequence number */ |
| 1580 | u_int32_t th_ack; /* acknowledgement number */ |
| 1581 | #if (LIBNET_LIL_ENDIAN) |
| 1582 | u_int8_t th_x2:4, /* (unused) */ |
| 1583 | th_off:4; /* data offset */ |
| 1584 | #endif |
| 1585 | #if (LIBNET_BIG_ENDIAN) |
| 1586 | u_int8_t th_off:4, /* data offset */ |
| 1587 | th_x2:4; /* (unused) */ |
| 1588 | #endif |
| 1589 | u_int8_t th_flags; /* control flags */ |
| 1590 | #ifndef TH_FIN |
| 1591 | #define TH_FIN 0x01 /* finished send data */ |
| 1592 | #endif |
| 1593 | #ifndef TH_SYN |
| 1594 | #define TH_SYN 0x02 /* synchronize sequence numbers */ |
| 1595 | #endif |
| 1596 | #ifndef TH_RST |
| 1597 | #define TH_RST 0x04 /* reset the connection */ |
| 1598 | #endif |
| 1599 | #ifndef TH_PUSH |
| 1600 | #define TH_PUSH 0x08 /* push data to the app layer */ |
| 1601 | #endif |
| 1602 | #ifndef TH_ACK |
| 1603 | #define TH_ACK 0x10 /* acknowledge */ |
| 1604 | #endif |
| 1605 | #ifndef TH_URG |
| 1606 | #define TH_URG 0x20 /* urgent! */ |
| 1607 | #endif |
| 1608 | #ifndef TH_ECE |
| 1609 | #define TH_ECE 0x40 |
| 1610 | #endif |
| 1611 | #ifndef TH_CWR |
| 1612 | #define TH_CWR 0x80 |
| 1613 | #endif |
| 1614 | u_int16_t th_win; /* window */ |
| 1615 | u_int16_t th_sum; /* checksum */ |
| 1616 | u_int16_t th_urp; /* urgent pointer */ |
| 1617 | }; |
| 1618 | |
| 1619 | /* |
| 1620 | * Token Ring Header |
| 1621 | */ |
| 1622 | struct libnet_token_ring_hdr |
| 1623 | { |
| 1624 | u_int8_t token_ring_access_control; |
| 1625 | #define LIBNET_TOKEN_RING_FRAME 0x10 |
| 1626 | u_int8_t token_ring_frame_control; |
| 1627 | #define LIBNET_TOKEN_RING_LLC_FRAME 0x40 |
| 1628 | u_int8_t token_ring_dhost[TOKEN_RING_ADDR_LEN]; |
| 1629 | u_int8_t token_ring_shost[TOKEN_RING_ADDR_LEN]; |
| 1630 | u_int8_t token_ring_llc_dsap; |
| 1631 | u_int8_t token_ring_llc_ssap; |
| 1632 | u_int8_t token_ring_llc_control_field; |
| 1633 | u_int8_t token_ring_llc_org_code[LIBNET_ORG_CODE_SIZE]; |
| 1634 | u_int16_t token_ring_type; |
| 1635 | #define TOKEN_RING_TYPE_IP 0x0800 /* IP protocol */ |
| 1636 | #define TOKEN_RING_TYPE_ARP 0x0806 /* addr. resolution protocol */ |
| 1637 | #define TOKEN_RING_TYPE_REVARP 0x8035 /* reverse addr. resolution protocol */ |
| 1638 | }; |
| 1639 | |
| 1640 | struct libnet_token_ring_addr |
| 1641 | { |
| 1642 | u_int8_t token_ring_addr_octet[6]; /* Token Ring address */ |
| 1643 | }; |
| 1644 | |
| 1645 | /* |
| 1646 | * UDP header |
| 1647 | * User Data Protocol |
| 1648 | * Static header size: 8 bytes |
| 1649 | */ |
| 1650 | struct libnet_udp_hdr |
| 1651 | { |
| 1652 | u_int16_t uh_sport; /* soure port */ |
| 1653 | u_int16_t uh_dport; /* destination port */ |
| 1654 | u_int16_t uh_ulen; /* length */ |
| 1655 | u_int16_t uh_sum; /* checksum */ |
| 1656 | }; |
| 1657 | |
| 1658 | /* |
| 1659 | * Sebek header |
| 1660 | * Static header size: 48 bytes |
| 1661 | */ |
| 1662 | struct libnet_sebek_hdr |
| 1663 | { |
| 1664 | u_int32_t magic; /* identify packets that should be hidden */ |
| 1665 | u_int16_t version; /* protocol version, currently 1 */ |
| 1666 | #define SEBEK_PROTO_VERSION 1 |
| 1667 | u_int16_t type; /* type of record (read data is type 0, write data is type 1) */ |
| 1668 | #define SEBEK_TYPE_READ 0 /* Currently, only read is supported */ |
| 1669 | #define SEBEK_TYPE_WRITE 1 |
| 1670 | u_int32_t counter; /* PDU counter used to identify when packet are lost */ |
| 1671 | u_int32_t time_sec; /* seconds since EPOCH according to the honeypot */ |
| 1672 | u_int32_t time_usec; /* residual microseconds */ |
| 1673 | u_int32_t pid; /* PID */ |
| 1674 | u_int32_t uid; /* UID */ |
| 1675 | u_int32_t fd; /* FD */ |
| 1676 | #define SEBEK_CMD_LENGTH 12 |
| 1677 | u_int8_t cmd[SEBEK_CMD_LENGTH]; /* 12 first characters of the command */ |
| 1678 | u_int32_t length; /* length in bytes of the PDU's body */ |
| 1679 | }; |
| 1680 | |
| 1681 | |
| 1682 | /* |
| 1683 | * VRRP header |
| 1684 | * Virtual Router Redundancy Protocol |
| 1685 | * Static header size: 8 bytes |
| 1686 | */ |
| 1687 | #ifndef IPPROTO_VRRP |
| 1688 | #define IPPROTO_VRRP 112 /* not everyone's got this */ |
| 1689 | #endif |
| 1690 | struct libnet_vrrp_hdr |
| 1691 | { |
| 1692 | #if (LIBNET_LIL_ENDIAN) |
| 1693 | u_int8_t vrrp_v:4, /* protocol version */ |
| 1694 | vrrp_t:4; /* packet type */ |
| 1695 | #endif |
| 1696 | #if (LIBNET_BIG_ENDIAN) |
| 1697 | u_int8_t vrrp_t:4, /* packet type */ |
| 1698 | vrrp_v:4; /* protocol version */ |
| 1699 | #endif |
| 1700 | #define LIBNET_VRRP_VERSION_01 0x1 |
| 1701 | #define LIBNET_VRRP_VERSION_02 0x2 |
| 1702 | #define LIBNET_VRRP_TYPE_ADVERT 0x1 |
| 1703 | u_int8_t vrrp_vrouter_id; /* virtual router id */ |
| 1704 | u_int8_t vrrp_priority; /* priority */ |
| 1705 | u_int8_t vrrp_ip_count; /* number of IP addresses */ |
| 1706 | u_int8_t vrrp_auth_type; /* authorization type */ |
| 1707 | #define LIBNET_VRRP_AUTH_NONE 0x1 |
| 1708 | #define LIBNET_VRRP_AUTH_PASSWD 0x2 |
| 1709 | #define LIBNET_VRRP_AUTH_IPAH 0x3 |
| 1710 | u_int8_t vrrp_advert_int; /* advertisement interval */ |
| 1711 | u_int16_t vrrp_sum; /* checksum */ |
| 1712 | /* additional addresses */ |
| 1713 | /* authentication info */ |
| 1714 | }; |
| 1715 | |
| 1716 | #ifndef IPPROTO_RSVP |
| 1717 | #define IPPROTO_RSVP 46 |
| 1718 | #endif |
| 1719 | |
| 1720 | /* RSVP Common Header Format */ |
| 1721 | struct libnet_rsvp_hdr { |
| 1722 | u_int8_t ver_flags; /* RSVP version (4 bits) and flags (4 bits) */ |
| 1723 | #define RSVP_VERSION 0x01 /* RSVP version 1 */ |
| 1724 | #define RSVP_FLAGS_RR_CAP 0x01 /* Added in RFC 2961 */ |
| 1725 | #define RSVP_FLAGS_RR_NO_CAP 0x00 /* Added in RFC 2961 */ |
| 1726 | |
| 1727 | u_int8_t type; /* RSVP message type */ |
| 1728 | #define RSVP_TYPE_PATH 1 |
| 1729 | #define RSVP_TYPE_RESV 2 |
| 1730 | #define RSVP_TYPE_PATH_ERR 3 |
| 1731 | #define RSVP_TYPE_RESV_ERR 4 |
| 1732 | #define RSVP_TYPE_PATH_TEAR 5 |
| 1733 | #define RSVP_TYPE_RESV_TEAR 6 |
| 1734 | #define RSVP_TYPE_RESV_CONF 7 |
| 1735 | #define RSVP_TYPE_DREQ 8 |
| 1736 | #define RSVP_TYPE_DREP 9 |
| 1737 | #define RSVP_TYPE_RES_TEAR_CONF 10 |
| 1738 | #define RSVP_TYPE_BUNDLE 12 |
| 1739 | #define RSVP_TYPE_ACK 13 |
| 1740 | #define RSVP_TYPE_SREFRESH 15 |
| 1741 | |
| 1742 | u_int16_t checksum; /* checksum */ |
| 1743 | u_int8_t ttl; /* IP Time To Live value with which the RSVP |
| 1744 | message was sent */ |
| 1745 | u_int8_t reserved; /* set to 0 */ |
| 1746 | u_int16_t len; /* Total length of the RSVP message */ |
| 1747 | }; |
| 1748 | |
| 1749 | /* RSVP Object header Format */ |
| 1750 | struct libnet_rsvp_obj_hdr { |
| 1751 | u_int16_t len; /* Total length of the object */ |
| 1752 | u_int8_t class; /* RSVP Object class */ |
| 1753 | u_int8_t type; /* RSVP Object type */ |
| 1754 | }; |
| 1755 | |
| 1756 | #ifndef IPPROTO_SCTP |
| 1757 | #define IPPROTO_SCTP 132 |
| 1758 | #endif |
| 1759 | |
| 1760 | /* SCTP Common Header Format */ |
| 1761 | struct libnet_sctp_hdr { |
| 1762 | u_int16_t src_port; /* source port */ |
| 1763 | u_int16_t dst_port; /* destination port */ |
| 1764 | u_int32_t vtag; /* verification tag */ |
| 1765 | u_int32_t checksum; /* checksum */ |
| 1766 | }; |
| 1767 | |
| 1768 | /* SCTP Chunk Header format */ |
| 1769 | struct libnet_sctp_chunk_hdr { |
| 1770 | u_int8_t type; /* chunk type */ |
| 1771 | u_int8_t flags; /* flags set depending on the chunk type */ |
| 1772 | u_int16_t length; /* data chunk length in bytes, including the |
| 1773 | chunk type, flags and length fields. */ |
| 1774 | }; |
| 1775 | |
| 1776 | /* Chunk Type Values. |
| 1777 | * [Chunk Type] identifies the type of information contained in the Chunk |
| 1778 | * Value field. It takes a value from 0 to 254. The value of 255 is |
| 1779 | * reserved for future use as an extension field. |
| 1780 | */ |
| 1781 | #ifndef SCTP_CID_DATA |
| 1782 | #define SCTP_CID_DATA 0 |
| 1783 | #endif |
| 1784 | #ifndef SCTP_CID_INIT |
| 1785 | #define SCTP_CID_INIT 1 |
| 1786 | #endif |
| 1787 | #ifndef SCTP_CID_INIT_ACK |
| 1788 | #define SCTP_CID_INIT_ACK 2 |
| 1789 | #endif |
| 1790 | #ifndef SCTP_CID_SACK |
| 1791 | #define SCTP_CID_SACK 3 |
| 1792 | #endif |
| 1793 | #ifndef SCTP_CID_HEARTBEAT |
| 1794 | #define SCTP_CID_HEARTBEAT 4 |
| 1795 | #endif |
| 1796 | #ifndef SCTP_CID_HEARTBEAT_ACK |
| 1797 | #define SCTP_CID_HEARTBEAT_ACK 5 |
| 1798 | #endif |
| 1799 | #ifndef SCTP_CID_ABORT |
| 1800 | #define SCTP_CID_ABORT 6 |
| 1801 | #endif |
| 1802 | #ifndef SCTP_CID_SHUTDOWN |
| 1803 | #define SCTP_CID_SHUTDOWN 7 |
| 1804 | #endif |
| 1805 | #ifndef SCTP_CID_SHUTDOWN_ACK |
| 1806 | #define SCTP_CID_SHUTDOWN_ACK 8 |
| 1807 | #endif |
| 1808 | #ifndef SCTP_CID_ERROR |
| 1809 | #define SCTP_CID_ERROR 9 |
| 1810 | #endif |
| 1811 | #ifndef SCTP_CID_COOKIE_ECHO |
| 1812 | #define SCTP_CID_COOKIE_ECHO 10 |
| 1813 | #endif |
| 1814 | #ifndef SCTP_CID_COOKIE_ACK |
| 1815 | #define SCTP_CID_COOKIE_ACK 11 |
| 1816 | #endif |
| 1817 | #ifndef SCTP_CID_ECN_ECNE |
| 1818 | #define SCTP_CID_ECN_ECNE 12 |
| 1819 | #endif |
| 1820 | #ifndef SCTP_CID_ECN_CWR |
| 1821 | #define SCTP_CID_ECN_CWR 13 |
| 1822 | #endif |
| 1823 | #ifndef SCTP_CID_SHUTDOWN_COMPLETE |
| 1824 | #define SCTP_CID_SHUTDOWN_COMPLETE 14 |
| 1825 | #endif |
| 1826 | #ifndef SCTP_CID_FWD_TSN |
| 1827 | #define SCTP_CID_FWD_TSN 0xc0 |
| 1828 | #endif |
| 1829 | #ifndef SCTP_CID_ASCONF |
| 1830 | #define SCTP_CID_ASCONF 0xc1 |
| 1831 | #endif |
| 1832 | #ifndef SCTP_CID_ASCONF_ACK |
| 1833 | #define SCTP_CID_ASCONF_ACK 0x80 |
| 1834 | #endif |
| 1835 | |
| 1836 | #endif /* __LIBNET_HEADERS_H */ |
| 1837 | |
| 1838 | /* EOF */ |