epan/dissectors/packet-cisco-oui.c

   1 /* packet-cisco-oui.c
   2  * Register an LLC dissector table for Cisco's OUI 00:00:0c
   3  *
   4  * Wireshark - Network traffic analyzer
   5  * By Gerald Combs <gerald@wireshark.org>
   6  * Copyright 1998 Gerald Combs
   7  *
   8  * SPDX-License-Identifier: GPL-2.0-or-later
   9  */
  10
  11 #include "config.h"
  12
  13 #include <epan/packet.h>
  14 #include "packet-llc.h"
  15 #include <epan/oui.h>
  16 #include <epan/cisco_pid.h>
  17
  18 void proto_register_cisco_pid(void);
  19
  20 static int hf_llc_cisco_pid;
  21
  22 /*
  23  * See various Cisco documents, including
  24  *
  25  *      http://docstore.mik.ua/univercd/cc/td/doc/product/lan/trsrb/vlan.htm
  26  *
  27  *      http://docstore.mik.ua/univercd/cc/td/doc/product/lan/trsrb/frames.htm
  28  *
  29  *      http://web.archive.org/web/20110407152854/http://www.cisco.com/en/US/products/hw/switches/ps663/products_tech_note09186a0080094713.shtml
  30  *
  31  * for various PID values - and for a DRIP frame format.
  32  */
  33 static const value_string cisco_pid_vals[] = {
  34         { CISCO_PID_DRIP,               "DRIP" },
  35         { CISCO_PID_PAGP,               "PAgP" },       /* Port Aggregation Protocol */
  36         { CISCO_PID_MLS_HELLO,          "MLS Hello" },  /* from a mail message found on the Web */
  37         { CISCO_PID_RLQ_REQ,            "RLQ BPDUs (request)" }, /* Root Link Query, see Bug: 12772 */
  38         { CISCO_PID_RLQ_RESP,           "RLQ BPDUs (response)" }, /* Root Link Query, see Bug: 12772 */
  39         { CISCO_PID_PVSTPP,             "PVSTP+" },     /* Per-VLAN Spanning Tree Protocol */
  40         { CISCO_PID_VLAN_BRIDGE,        "VLAN Bridge" },
  41         { CISCO_PID_UDLD,               "UDLD" },       /* Unidirectional Link Detection */
  42         { CISCO_PID_MCP,                "MCP" },        /* MisCabling Protocol */
  43         { CISCO_PID_CDP,                "CDP" },
  44         { CISCO_PID_CGMP,               "CGMP" },
  45         { CISCO_PID_VTP,                "VTP" },
  46         { CISCO_PID_DTP,                "DTP" },        /* Dynamic Trunking Protocol */
  47         { CISCO_PID_STP_UL_FAST,        "STP Uplink Fast" },
  48
  49         { 0,    NULL }
  50 };
  51
  52 /*
  53  * NOTE: there's no dissector here, just registration routines to set
  54  * up the dissector table for the Cisco OUI.
  55  */
  56 void
  57 proto_register_cisco_pid(void)
  58 {
  59         static hf_register_info hf[] = {
  60           { &hf_llc_cisco_pid,
  61                 { "PID",        "llc.cisco_pid",  FT_UINT16, BASE_HEX,
  62                   VALS(cisco_pid_vals), 0x0, "Protocol ID", HFILL }
  63           }
  64         };
  65
  66         llc_add_oui(OUI_CISCO, "llc.cisco_pid", "LLC Cisco OUI PID", hf, -1);
  67 }
  68
  69 /*
  70  * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
  71  *
  72  * Local variables:
  73  * c-basic-offset: 8
  74  * tab-width: 8
  75  * indent-tabs-mode: t
  76  * End:
  77  *
  78  * vi: set shiftwidth=8 tabstop=8 noexpandtab:
  79  * :indentSize=8:tabSize=8:noTabs=false:
  80  */