diff options
Diffstat (limited to 'epan/dissectors/packet-nt-sonmp.c')
| -rw-r--r-- | epan/dissectors/packet-nt-sonmp.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/epan/dissectors/packet-nt-sonmp.c b/epan/dissectors/packet-nt-sonmp.c new file mode 100644 index 0000000000..f0c2bebbaa --- /dev/null +++ b/epan/dissectors/packet-nt-sonmp.c @@ -0,0 +1,337 @@ +/* packet-sonmp.c +* Routines for the disassembly of the "Nortel Networks / SynOptics Network Management Protocol" +* (c) Copyright Giles Scott <giles.scott1 [AT] btinternet.com> +* +* $Id$ +* +* Ethereal - Network traffic analyzer +* By Gerald Combs <gerald@ethereal.com> +* Copyright 1998 Gerald Combs +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License +* as published by the Free Software Foundation; either version 2 +* of the License, or (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not, write to the Free Software +* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +#include "config.h" + +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif + +#include <stdlib.h> +#include <string.h> + +#include <glib.h> +#include <epan/packet.h> +/* #include "strutil.h" */ +#include "nlpid.h" + +/* Although this protocol is propietary it is documented in the SynOptics MIB's +* So I'm not giving anything away :-) +* The only thing I have not done is decode the segment identifier; +* This changes so much depending on whether the chassis supports +* multi-segment autotopology. As the 5000 is now EOL don't see much point. +* +* MIB's s5emt104.mib, s5tcs112.mib, synro179.mib these should be available via +* http://www.nortelnetworks.com +*/ + + +/* chassis types */ +/* From synro193.mib - SnpxChassisType */ +static value_string sonmp_chassis_val[] = +{ + {2, "m3000"}, + {3, "m3030"}, + {4, "m2310"}, + {5, "m2810"}, + {6, "m2912"}, + {7, "m2914"}, + {8, "m271x"}, + {9, "m2813"}, + {10, "m2814"}, + {11, "m2915"}, + {12, "m5000"}, + {13, "m2813SA"}, + {14, "m2814SA"}, + {15, "m810M"}, + {16, "m1032x Ethercell"}, + {17, "5005"}, + {18, "Alcatel Ethernet workgroup conc"}, + {20, "m2715SA"}, + {21, "m2486"}, + {22, "m28xxx"}, + {23, "m23xxx"}, + {24, "5DN000"}, + {25, "NBayStack"}, + {26, "m2310x"}, + {27, "BayStack100 hub"}, + {28, "M3000 Fast ethernet"}, + {29, "Xedia"}, + {31, "28200"}, + {32, "Centillion-sixSlot"}, + {33, "Centillion-twelveSlot"}, + {34, "Centillion-singleSlot"}, + {35, "BayStack301"}, + {36, "BayStackTr"}, + {37, "FVC Multimedia Switch"}, + {38, "SwitchNode"}, + {39, "BayStack 302"}, + {40, "BayStack 350"}, + {41, "BayStack 150"}, + {42, "Centillion 50"}, + {43, "Centillion 50tr"}, + {44, "BayStack 303-304"}, + {45, "BayStack 200"}, + {46, "BayStack 250"}, + {47, "StackProbe"}, + {48, "BayStack 450"}, + {49, "BayStack 303-24T"}, + {50, "Accelar 1200 L3 switch"}, + {51, "Accelar 1250 L3 switch"}, + {52, "Accelar 1100 L3 switch"}, + {53, "Accelar 1150 L3 switch"}, + {54, "Accelar 1050 L3 switch"}, + {55, "Accelar 1051 L3 switch"}, + {56, "Accelar 8610 L3 switch"}, + {57, "Accelar 8006"}, + {58, "Accelar 8010"}, + {59, "Accelar 8006"}, + {60, "BayStack 670"}, + {61, "Accelar 740"}, + {62, "Accelar 750"}, + {63, "Accelar 790"}, + {64, "Business Policy switch 2000"}, + {65, "Accelar 8110 L2 switch"}, + {66, "Accelar 8106 L2 switch"}, + {67, "BayStack 3580"}, + {68, "Baystack 10 PSU"}, + {69, "BayStack 420"}, + {70, "OPTera Metro 1200ESM"}, + {71, "OPTera 8010co"}, + {72, "OPTera 8610co L3 switch"}, + {73, "OPTera 8110co L2 switch"}, + {74, "OPTera 8003"}, + {75, "OPTera 8603 L3 switch"}, + {76, "OPTera 8103 L2 switch"}, + {77, "Baystack 380 10/100/1000 switch"}, + {78, "Baystack 470 10/100 switch"}, + {79, "OPTera Metro 1450ESM"}, + {80, "OPTera Metro 1400ESM"}, + {81, "Alteon switch family"}, + {82, "BayStack 460-24T-PWR"}, + {83, "OPTera Metro 8010 OPM L2 Switch"}, + {84, "OPTera Metro 8010co OPM L2 Switch"}, + {85, "OPTera Metro 8006 OPM L2 Switch"}, + {86, "OPTera Metro 8003 OPM L2 Switch"}, + {87, "Alteon 180e"}, + {88, "Alteon AD3"}, + {89, "Alteon 184"}, + {90, "Alteon AD4"}, + {91, "Passport 1424 L3 switch"}, + {92, "Passport 1648 L3 switch"}, + {93, "Passport 1612 L3 switch"}, + {94, "Passport 1624 L3 switch"}, + {95, "BayStack 380-24F Fiber 1000 switch"}, + {96, "BayStack 4700 24T switch"}, + {97, "BayStack 4700 48T switch"}, + {98, "BayStack 5510 24-port"}, + {99, "BayStack 2200 Wireless LAN AP"}, + {100, "passport RBS 2402 L3 switch"}, + {101, "Alteon AAS 2424"}, + {102, "Alteon AAS 2224"}, + {103, "Alteon AAS 2208"}, + {104, "Alteon AAS 2216"}, + {105, "Alteon AAS 3408"}, + {106, "Alteon AAS 3416"}, + {0, NULL} +}; + +/* from synro179.mib - SnpxBackplaneType */ +static value_string sonmp_backplane_val[] = +{ + {1, "Other"}, + {2, "ethernet"}, + {3, "ethernet and tokenring"}, + {4, "ethernet and FDDI"}, + {5, "ethernet, tokenring and FDDI"}, + {6, "ethernet and tokenring with redundant power"}, + {7, "ethernet, tokenring, FDDI with redunadant power"}, + {8, "token ring"}, + {9, "ethernet, tokenring and fast ethernet"}, + {10, "ethernet and fast ethernet"}, + {11, "ethernet, tokenring, fast ethernet with redunant power"}, + {12, "ethernet, fast ethernet and gigabit ethernet"}, + {0, NULL} +}; + +static value_string sonmp_nmm_state_val[] = +{ + {1, "Topology Change"}, + {2, "Heartbeat"}, + {3, "New"}, + {0, NULL} +}; + + +/* Offsets in SONMP NMM Hello structure. */ +#define SONMP_IP_ADDRESS 0 +#define SONMP_SEGMENT_IDENTIFIER 4 +#define SONMP_CHASSIS_TYPE 7 +#define SONMP_BACKPLANE_TYPE 8 +#define SONMP_NMM_STATE 9 +#define SONMP_NUMBER_OF_LINKS 10 + +static int proto_sonmp = -1; +static int hf_sonmp_ip_address = -1; +/* static int hf_sonmp_segment_identifier = -1; */ +static int hf_sonmp_chassis_type = -1; +static int hf_sonmp_backplane_type = -1; +static int hf_sonmp_nmm_state = -1; +static int hf_sonmp_number_of_links = -1; + +static gint ett_sonmp = -1; + + +static void +dissect_sonmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + char *hello_type; + guint32 sonmp_ip_address; + guint32 sonmp_segment_identifier = 0; /* actually 3 bytes not 4 */ + guint8 sonmp_chassis_type; + guint8 sonmp_backplane_type; + guint8 sonmp_nmm_state; + guint8 sonmp_number_of_links; + + proto_tree *sonmp_tree = NULL; + proto_item *ti; + + if (check_col(pinfo->cinfo, COL_PROTOCOL)) + col_set_str(pinfo->cinfo, COL_PROTOCOL, "SONMP"); + + if (check_col(pinfo->cinfo, COL_INFO)) { + hello_type = ""; + if (pinfo->dl_dst.type == AT_ETHER) { + + switch (pinfo->dl_dst.data[5]) { + + case 0: + hello_type = "Segment "; + break; + + case 1: + hello_type = "FlatNet "; + break; + } + } + col_add_fstr(pinfo->cinfo, COL_INFO, "SONMP - %sHello", + hello_type); + } + + if (tree) { + ti = proto_tree_add_protocol_format(tree, proto_sonmp, tvb, 0, 11, + "Nortel Networks / SynOptics Network Management Protocol"); + sonmp_tree = proto_item_add_subtree(ti, ett_sonmp); + + sonmp_ip_address = tvb_get_letohl(tvb, SONMP_IP_ADDRESS); + proto_tree_add_ipv4(sonmp_tree, hf_sonmp_ip_address, + tvb, SONMP_IP_ADDRESS, 4, sonmp_ip_address); + + /* there is probably a better way of doing this but i need to get three bytes :-( */ + sonmp_segment_identifier = tvb_get_guint8(tvb, SONMP_SEGMENT_IDENTIFIER); + sonmp_segment_identifier = (sonmp_segment_identifier <<16) + tvb_get_ntohs(tvb, SONMP_SEGMENT_IDENTIFIER +1); + + proto_tree_add_text(sonmp_tree, + tvb, SONMP_SEGMENT_IDENTIFIER, 3, "Segment identifier: %06x", sonmp_segment_identifier); + + sonmp_chassis_type = tvb_get_guint8(tvb, SONMP_CHASSIS_TYPE); + + proto_tree_add_uint_format(sonmp_tree, hf_sonmp_chassis_type, tvb, SONMP_CHASSIS_TYPE, 1, sonmp_chassis_type, + "Chassis : %s (%u)", + val_to_str(sonmp_chassis_type, sonmp_chassis_val, "Unknown"), sonmp_chassis_type); + + sonmp_backplane_type = tvb_get_guint8(tvb, SONMP_BACKPLANE_TYPE); + proto_tree_add_uint_format(sonmp_tree, hf_sonmp_backplane_type, tvb, SONMP_BACKPLANE_TYPE, 1,sonmp_backplane_type, + "Backplane : %s (%u)", + val_to_str(sonmp_backplane_type, sonmp_backplane_val, "Unknown"), sonmp_backplane_type); + + + sonmp_nmm_state = tvb_get_guint8(tvb, SONMP_NMM_STATE); + proto_tree_add_uint_format(sonmp_tree, hf_sonmp_nmm_state, + tvb, SONMP_NMM_STATE, 1, sonmp_nmm_state, + "State: %s", val_to_str(sonmp_nmm_state, sonmp_nmm_state_val, "Unknown")); + + sonmp_number_of_links = tvb_get_guint8(tvb, SONMP_NUMBER_OF_LINKS); + proto_tree_add_item(sonmp_tree, hf_sonmp_number_of_links, + tvb, SONMP_NUMBER_OF_LINKS, 1, sonmp_number_of_links); + } + + +} + + + +void +proto_register_sonmp(void) +{ + static hf_register_info hf[] = { + { &hf_sonmp_ip_address, + { "NMM IP address", "sonmp.ipaddress", FT_IPv4, BASE_NONE, NULL, 0x0, + "IP address of the agent (NMM)", HFILL }}, + + /* { &hf_sonmp_segment_identifier, + { "Segment Identifier", "sonmp.segmentident", FT_UINT24, BASE_HEX, NULL, 0x0, + "Segment id of the segment from which the agent is sending the topology message", HFILL }}, + */ + { &hf_sonmp_chassis_type, + { "Chassis type", "sonmp.chassis", FT_UINT8, BASE_DEC, NULL, 0x0, + "Chassis type of the agent sending the topology message", HFILL }}, + + { &hf_sonmp_backplane_type, + { "Backplane type", "sonmp.backplane", FT_UINT8, BASE_DEC, NULL, 0x0, + "Backplane type of the agent sending the topology message", HFILL }}, + + { &hf_sonmp_nmm_state, + { "NMM state", "sonmp.nmmstate", FT_UINT8, BASE_DEC, NULL, 0x0, + "Current state of this agent", HFILL }}, + + { &hf_sonmp_number_of_links, + { "Number of links", "sonmp.numberoflinks", FT_UINT8, BASE_DEC, NULL, 0x0, + "Number of interconnect ports", HFILL }}, + }; + + static gint *ett[] = { + &ett_sonmp, + }; + proto_sonmp = proto_register_protocol("Nortel SONMP", "SONMP", "sonmp"); + proto_register_field_array(proto_sonmp, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); + + register_dissector("sonmp", dissect_sonmp, proto_sonmp); +} + +void +proto_reg_handoff_sonmp(void) +{ + dissector_handle_t sonmp_handle; + + sonmp_handle = create_dissector_handle(dissect_sonmp, proto_sonmp); + + dissector_add("llc.nortel_pid", 0x01a1, sonmp_handle); /* flatnet hello */ + dissector_add("llc.nortel_pid", 0x01a2, sonmp_handle); /* Segment hello */ + /* not got round to adding this but its really old, so I'm not sure people will see it */ + /* it uses a different packet format */ + /* dissector_add("llc.nortel_pid", 0x01a3, sonmp_handle); */ /* Bridge hello */ +} |