wireshark/epan/dissectors/packet-fcdns.c

2071 lines
69 KiB
C

/* packet-fcdns.c
* Routines for FC distributed Name Server (dNS)
* Copyright 2001, Dinesh G Dutt <ddutt@andiamo.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#define NEW_PROTO_TREE_API
#include "config.h"
#include <epan/packet.h>
#include <epan/expert.h>
#include <epan/to_str.h>
#include "packet-fc.h"
#include "packet-fcct.h"
#include "packet-fcswils.h"
void proto_register_fcdns(void);
void proto_reg_handoff_fcdns(void);
/*
* See FC-GS-2.
*/
static dissector_handle_t dns_handle;
/* protocol and registered fields */
/* Opcode definitions */
#define FCDNS_GA_NXT 0x0100
#define FCDNS_GID_A 0x0101
#define FCDNS_GPN_ID 0x0112
#define FCDNS_GNN_ID 0x0113
#define FCDNS_GCS_ID 0x0114
#define FCDNS_GFT_ID 0x0117
#define FCDNS_GSPN_ID 0x0118
#define FCDNS_GPT_ID 0x011A
#define FCDNS_GIPP_ID 0x011B
#define FCDNS_GFPN_ID 0x011C
#define FCDNS_GHA_ID 0x011D
#define FCDNS_GFD_ID 0x011E
#define FCDNS_GFF_ID 0x011F
#define FCDNS_GID_PN 0x0121
#define FCDNS_GIPP_PN 0x012B
#define FCDNS_GID_NN 0x0131
#define FCDNS_GPN_NN 0x0132
#define FCDNS_GIP_NN 0x0135
#define FCDNS_GIPA_NN 0x0136
#define FCDNS_GSNN_NN 0x0139
#define FCDNS_GNN_IP 0x0153
#define FCDNS_GIPA_IP 0x0156
#define FCDNS_GID_FT 0x0171
#define FCDNS_GPN_FT 0x0172
#define FCDNS_GNN_FT 0x0173
#define FCDNS_GID_PT 0x01A1
#define FCDNS_GID_IPP 0x01B1
#define FCDNS_GPN_IPP 0x01B2
#define FCDNS_GID_FF 0x01F1
#define FCDNS_RPN_ID 0x0212
#define FCDNS_RNN_ID 0x0213
#define FCDNS_RCS_ID 0x0214
#define FCDNS_RFT_ID 0x0217
#define FCDNS_RSPN_ID 0x0218
#define FCDNS_RPT_ID 0x021A
#define FCDNS_RIPP_ID 0x021B
#define FCDNS_RHA_ID 0x021D
#define FCDNS_RFD_ID 0x021E
#define FCDNS_RFF_ID 0x021F
#define FCDNS_RIP_NN 0x0235
#define FCDNS_RSNN_NN 0x0239
#define FCDNS_DA_ID 0x0300
/* dNS messages defined by FC-SW2 */
#define FCDNS_RA 0x0
#define FCDNS_GE_ID 0x0410
#define FCDNS_GE_PN 0x0420
#define FCDNS_GE_NN 0x0430
#define FCDNS_GE_IP 0x0450
#define FCDNS_GE_FT 0x0470
#define FCDNS_GE_PT 0x04A0
#define FCDNS_GE_ZM 0x04B0
#define FCDNS_GE_ZN 0x04C0
#define FCDNS_GE_IPP 0x04D0
#define FCDNS_GE_FF 0x04E0
static const value_string fc_dns_opcode_val[] = {
{FCDNS_GA_NXT, "GA_NXT" },
{FCDNS_GID_A, "GID_A" },
{FCDNS_GPN_ID, "GPN_ID" },
{FCDNS_GNN_ID, "GNN_ID" },
{FCDNS_GCS_ID, "GCS_ID" },
{FCDNS_GFT_ID, "GFT_ID" },
{FCDNS_GSPN_ID, "GSPN_ID" },
{FCDNS_GPT_ID, "GPT_ID" },
{FCDNS_GIPP_ID, "GIPP_ID" },
{FCDNS_GFPN_ID, "GFPN_ID" },
{FCDNS_GHA_ID, "GHA_ID" },
{FCDNS_GFD_ID, "GFD_ID" },
{FCDNS_GFF_ID, "GFF_ID" },
{FCDNS_GID_PN, "GID_PN" },
{FCDNS_GIPP_PN, "GIPP_PN" },
{FCDNS_GID_NN, "GID_NN" },
{FCDNS_GPN_NN, "GPN_NN" },
{FCDNS_GIP_NN, "GIP_NN" },
{FCDNS_GIPA_NN, "GIPA_NN" },
{FCDNS_GSNN_NN, "GSNN_NN" },
{FCDNS_GNN_IP, "GNN_IP" },
{FCDNS_GIPA_IP, "GIPA_IP" },
{FCDNS_GID_FT, "GID_FT" },
{FCDNS_GPN_FT, "GPN_FT" },
{FCDNS_GNN_FT, "GNN_FT" },
{FCDNS_GID_PT, "GID_PT" },
{FCDNS_GID_IPP, "GID_IPP" },
{FCDNS_GPN_IPP, "GPN_IPP" },
{FCDNS_GID_FF, "GID_FF" },
{FCDNS_RPN_ID, "RPN_ID" },
{FCDNS_RNN_ID, "RNN_ID" },
{FCDNS_RCS_ID, "RCS_ID" },
{FCDNS_RFT_ID, "RFT_ID" },
{FCDNS_RSPN_ID, "RSPN_ID" },
{FCDNS_RPT_ID, "RPT_ID" },
{FCDNS_RIPP_ID, "RIPP_ID" },
{FCDNS_RHA_ID, "RHA_ID" },
{FCDNS_RFD_ID, "RFD_ID" },
{FCDNS_RFF_ID, "RFF_ID" },
{FCDNS_RIP_NN, "RIP_NN" },
{FCDNS_RSNN_NN, "RSNN_NN"},
{FCDNS_DA_ID, "DA_ID"},
{FCDNS_GE_ID, "GE_ID"},
{FCDNS_GE_PN, "GE_PN"},
{FCDNS_GE_NN, "GE_NN"},
{FCDNS_GE_IP, "GE_IP"},
{FCDNS_GE_FT, "GE_FT"},
{FCDNS_GE_PT, "GE_PT"},
{FCDNS_GE_ZM, "GE_ZM"},
{FCDNS_GE_ZN, "GE_ZN"},
{FCDNS_GE_IPP, "GE_IPP"},
{FCDNS_GE_FF, "GE_FF"},
{FCCT_MSG_ACC, "MSG_ACC"},
{FCCT_MSG_RJT, "MSG_RJT"},
{0, NULL},
};
/* Port type definitions */
#define FCDNS_PTYPE_UNDEF 0x00
#define FCDNS_PTYPE_NPORT 0x01
#define FCDNS_PTYPE_NLPORT 0x02
#define FCDNS_PTYPE_FNLPORT 0x03
#define FCDNS_PTYPE_NXPORT 0x7F
#define FCDNS_PTYPE_FPORT 0x81
#define FCDNS_PTYPE_FLPORT 0x82
#define FCDNS_PTYPE_EPORT 0x84
#define FCDNS_PTYPE_BPORT 0x85
static const value_string fc_dns_port_type_val [] = {
{FCDNS_PTYPE_UNDEF , "Undefined Port Type"},
{FCDNS_PTYPE_NPORT , "N_Port"},
{FCDNS_PTYPE_NLPORT , "NL_Port"},
{FCDNS_PTYPE_FNLPORT , "F/NL_Port"},
{FCDNS_PTYPE_NXPORT , "Nx_Port"},
{FCDNS_PTYPE_FPORT , "F_Port"},
{FCDNS_PTYPE_FLPORT , "FL_Port"},
{FCDNS_PTYPE_EPORT , "E_Port"},
{FCDNS_PTYPE_BPORT , "B_Port"},
{0, NULL},
};
/* Reject Detailed Reason code definitions for dNS */
#define FCDNS_RJT_NOREASON 0x00
#define FCDNS_RJT_PIDNOTREG 0x01
#define FCDNS_RJT_PNAMENOTREG 0x02
#define FCDNS_RJT_NNAMENOTREG 0x03
#define FCDNS_RJT_CLASSNOTREG 0x04
#define FCDNS_RJT_IPNNOTREG 0x05
#define FCDNS_RJT_IPANOTREG 0x06
#define FCDNS_RJT_FC4NOTREG 0x07
#define FCDNS_RJT_SPNAMENOTREG 0x08
#define FCDNS_RJT_SNNAMENOTREG 0x09
#define FCDNS_RJT_PTYPENOTREG 0x0A
#define FCDNS_RJT_IPPNOTREG 0x0B
#define FCDNS_RJT_FPNAMENOTREG 0x0C
#define FCDNS_RJT_HRDADDNOTREG 0x0D
#define FCDNS_RJT_FC4DESNOTREG 0x0E
#define FCDNS_RJT_FC4FEANOTREG 0x0F
#define FCDNS_RJT_ACCRJT 0x10
#define FCDNS_RJT_PTYPEFMT 0x11
#define FCDNS_RJT_DBEMPTY 0x12
#define FCDNS_RJT_NOOBJSCOPE 0x13
#define FCDNS_RJT_AUTHRZN_EXCEPTION 0xF0
#define FCDNS_RJT_AUTH_EXCEPTION 0xF1
#define FCDNS_RJT_DB_FULL 0xF2
#define FCDNS_RJT_DB_EMPTY 0xF3
static const value_string fc_dns_rjt_det_code_val [] = {
{FCDNS_RJT_NOREASON , "No Additional Info"},
{FCDNS_RJT_PIDNOTREG , "PortID Not Regd."},
{FCDNS_RJT_PNAMENOTREG , "PortName Not Regd."},
{FCDNS_RJT_NNAMENOTREG , "NodeName Not Regd."},
{FCDNS_RJT_CLASSNOTREG , "Class Not Regd."},
{FCDNS_RJT_IPNNOTREG , "IP Addr (Node) Not Regd."},
{FCDNS_RJT_IPANOTREG , "IPA Not Regd."},
{FCDNS_RJT_FC4NOTREG , "FC4 TYPEs Not Regd."},
{FCDNS_RJT_SPNAMENOTREG, "Symbolic PortName Not Regd."},
{FCDNS_RJT_SNNAMENOTREG, "Symbolic NodeName Not Regd."},
{FCDNS_RJT_PTYPENOTREG , "PortType Not Regd."},
{FCDNS_RJT_IPPNOTREG , "IP Addr (Port) Not Regd."},
{FCDNS_RJT_FPNAMENOTREG, "Fabric Port Name Not Regd."},
{FCDNS_RJT_HRDADDNOTREG, "Hard Addr Not Regd."},
{FCDNS_RJT_FC4DESNOTREG, "FC4 Descriptors Not Regd."},
{FCDNS_RJT_FC4FEANOTREG, "FC4 Features Not Regd."},
{FCDNS_RJT_ACCRJT , "Access Denied"},
{FCDNS_RJT_PTYPEFMT , "Unacceptable PortId"},
{FCDNS_RJT_DBEMPTY , "Database Empty"},
{FCDNS_RJT_NOOBJSCOPE , "No Objects Regd. in Scope"},
{FCDNS_RJT_AUTHRZN_EXCEPTION, "Authorization Exception"},
{FCDNS_RJT_AUTH_EXCEPTION, "Authentication Exception"},
{FCDNS_RJT_DB_FULL, "Database Full"},
{FCDNS_RJT_DB_EMPTY, "Database Empty"},
{0, NULL},
};
/* Actual servers serving the directory service type identified by subtype */
#define FCDNS_GSSUBTYPE_DNS 0x02
#define FCDNS_GSSUBTYPE_IP 0x03
#if 0
static const value_string fc_dns_subtype_val[] = {
{FCDNS_GSSUBTYPE_DNS, "dNS"},
{FCDNS_GSSUBTYPE_IP, "IP"},
{0, NULL},
};
#endif
static header_field_info *hfi_fcdns = NULL;
#define FCDNS_HFI_INIT HFI_INIT(proto_fcdns)
#if 0
static header_field_info hfi_fcdns_gssubtype FCDNS_HFI_INIT =
{"GS_Subtype", "fcdns.gssubtype", FT_UINT8, BASE_HEX,
VALS(fc_dns_subtype_val), 0x0, NULL, HFILL};
#endif
static header_field_info hfi_fcdns_opcode FCDNS_HFI_INIT =
{"Opcode", "fcdns.opcode", FT_UINT16, BASE_HEX, VALS (fc_dns_opcode_val),
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_reason FCDNS_HFI_INIT =
{"Reason Code", "fcdns.rply.reason", FT_UINT8, BASE_HEX,
VALS (fc_ct_rjt_code_vals), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_vendor FCDNS_HFI_INIT =
{"Vendor Unique Reject Code", "fcdns.rply.vendor", FT_UINT8,
BASE_HEX, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_portid FCDNS_HFI_INIT =
{"Port Identifier", "fcdns.req.portid", FT_BYTES, SEP_DOT, NULL, 0x0,
NULL, HFILL};
static header_field_info hfi_fcdns_rply_pname FCDNS_HFI_INIT =
{"Port Name", "fcdns.rply.pname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_rply_nname FCDNS_HFI_INIT =
{"Node Name", "fcdns.rply.nname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_rply_gft FCDNS_HFI_INIT =
{"FC-4 Types Supported", "fcdns.rply.gft", FT_NONE, BASE_NONE,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_snamelen FCDNS_HFI_INIT =
{"Symbolic Node Name Length", "fcdns.rply.snamelen", FT_UINT8, BASE_DEC,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_sname FCDNS_HFI_INIT =
{"Symbolic Node Name", "fcdns.rply.sname", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_ptype FCDNS_HFI_INIT =
{"Port Type", "fcdns.rply.porttype", FT_UINT8, BASE_HEX,
VALS (fc_dns_port_type_val), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_fpname FCDNS_HFI_INIT =
{"Fabric Port Name", "fcdns.rply.fpname", FT_FCWWN, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type FCDNS_HFI_INIT =
{"FC-4 Types", "fcdns.req.fc4types", FT_NONE, BASE_NONE,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_fc4type FCDNS_HFI_INIT =
{"FC-4 Descriptor Type", "fcdns.rply.fc4type", FT_UINT8, BASE_HEX,
VALS (fc_fc4_val), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_fc4desc FCDNS_HFI_INIT =
{"FC-4 Descriptor", "fcdns.rply.fc4desc", FT_BYTES, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_pname FCDNS_HFI_INIT =
{"Port Name", "fcdns.req.portname", FT_FCWWN, BASE_NONE, NULL, 0x0,
NULL, HFILL};
static header_field_info hfi_fcdns_rply_portid FCDNS_HFI_INIT =
{"Port Identifier", "fcdns.rply.portid", FT_BYTES, SEP_DOT, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_nname FCDNS_HFI_INIT =
{"Node Name", "fcdns.req.nname", FT_FCWWN, BASE_NONE, NULL, 0x0,
NULL, HFILL};
static header_field_info hfi_fcdns_req_domainscope FCDNS_HFI_INIT =
{"Domain ID Scope", "fcdns.req.domainid", FT_UINT8, BASE_HEX, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_areascope FCDNS_HFI_INIT =
{"Area ID Scope", "fcdns.req.areaid", FT_UINT8, BASE_HEX, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_ptype FCDNS_HFI_INIT =
{"Port Type", "fcdns.req.porttype", FT_UINT8, BASE_HEX,
VALS (fc_dns_port_type_val), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_cos FCDNS_HFI_INIT =
{"Requested Class of Service", "fcdns.req.class", FT_UINT32, BASE_HEX,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_fc4types FCDNS_HFI_INIT =
{"FC-4 Types Supported", "fcdns.req.fc4types", FT_NONE, BASE_NONE,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_snamelen FCDNS_HFI_INIT =
{"Symbolic Name Length", "fcdns.req.snamelen", FT_UINT8, BASE_DEC,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_sname FCDNS_HFI_INIT =
{"Symbolic Port Name", "fcdns.req.sname", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_spnamelen FCDNS_HFI_INIT =
{"Symbolic Port Name Length", "fcdns.rply.spnamelen", FT_UINT8,
BASE_DEC, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_spname FCDNS_HFI_INIT =
{"Symbolic Port Name", "fcdns.rply.spname", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_spnamelen FCDNS_HFI_INIT =
{"Symbolic Port Name Length", "fcdns.req.spnamelen", FT_UINT8,
BASE_DEC, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_spname FCDNS_HFI_INIT =
{"Symbolic Port Name", "fcdns.req.spname", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_ipa FCDNS_HFI_INIT =
{"Initial Process Associator", "fcdns.rply.ipa", FT_BYTES, BASE_NONE,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_ipnode FCDNS_HFI_INIT =
{"Node IP Address", "fcdns.rply.ipnode", FT_IPv6, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_ipport FCDNS_HFI_INIT =
{"Port IP Address", "fcdns.rply.ipport", FT_IPv6, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_fc4desclen FCDNS_HFI_INIT =
{"FC-4 Descriptor Length", "fcdns.rply.fc4desclen", FT_UINT8,
BASE_DEC, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_hrdaddr FCDNS_HFI_INIT =
{"Hard Address", "fcdns.rply.hrdaddr", FT_BYTES, SEP_DOT, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_fdesclen FCDNS_HFI_INIT =
{"FC-4 Descriptor Length", "fcdns.req.fc4desclen", FT_UINT8, BASE_DEC,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_fdesc FCDNS_HFI_INIT =
{"FC-4 Descriptor", "fcdns.req.fc4desc", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_req_ip FCDNS_HFI_INIT =
{"IP Address", "fcdns.req.ip", FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL};
static header_field_info hfi_fcdns_rjtdetail FCDNS_HFI_INIT =
{"Reason Code Explanantion", "fcdns.rply.reasondet", FT_UINT8,
BASE_HEX, VALS (fc_dns_rjt_det_code_val), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_zone_mbrtype FCDNS_HFI_INIT =
{"Zone Member Type", "fcdns.zone.mbrtype", FT_UINT8, BASE_HEX,
VALS (fc_swils_zonembr_type_val), 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_zone_mbrid FCDNS_HFI_INIT =
{"Member Identifier", "fcdns.zone.mbrid", FT_STRING, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_zone_mbrid_wwn FCDNS_HFI_INIT =
{"Member Identifier", "fcdns.zone.mbrid.wwn", FT_FCWWN, BASE_NONE, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_zone_mbrid_uint FCDNS_HFI_INIT =
{"Member Identifier", "fcdns.zone.mbrid.uint", FT_UINT32, BASE_HEX, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_zone_mbrid_fc FCDNS_HFI_INIT =
{"Member Identifier", "fcdns.zone.mbrid.fc", FT_BYTES, SEP_DOT, NULL,
0x0, NULL, HFILL};
static header_field_info hfi_fcdns_id_length FCDNS_HFI_INIT =
{"Identifier Length", "fcdns.id_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_zone_flags FCDNS_HFI_INIT =
{"Flags", "fcdns.zone_flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_zonelen FCDNS_HFI_INIT =
{"Name Length", "fcdns.zone_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_zonenm FCDNS_HFI_INIT =
{"Zone Name", "fcdns.zonename", FT_STRING, BASE_NONE, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_portip FCDNS_HFI_INIT =
{"Port IP Address", "fcdns.portip", FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL};
static header_field_info hfi_fcdns_num_entries FCDNS_HFI_INIT =
{"Number of Entries", "fcdns.num_entries", FT_UINT32, BASE_HEX,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_sw2_objfmt FCDNS_HFI_INIT =
{"Name Entry Object Format", "fcdns.entry.objfmt", FT_UINT8, BASE_HEX,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_num_fc4desc FCDNS_HFI_INIT =
{"Number of FC4 Descriptors Registered", "fcdns.entry.numfc4desc",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_rply_ownerid FCDNS_HFI_INIT =
{"Owner Id", "fcdns.rply.ownerid", FT_STRING, BASE_NONE, NULL, 0x0, NULL,
HFILL};
static header_field_info hfi_fcdns_maxres_size FCDNS_HFI_INIT =
{"Maximum/Residual Size", "fcdns.maxres_size", FT_UINT16, BASE_DEC,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_reply_cos FCDNS_HFI_INIT =
{"Class of Service Supported", "fcdns.reply.cos", FT_UINT32, BASE_HEX,
NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_cos_f FCDNS_HFI_INIT =
{"F", "fcdns.cos.f", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x01, NULL, HFILL};
static header_field_info hfi_fcdns_cos_1 FCDNS_HFI_INIT =
{"1", "fcdns.cos.1", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x02, NULL, HFILL};
static header_field_info hfi_fcdns_cos_2 FCDNS_HFI_INIT =
{"2", "fcdns.cos.2", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x04, NULL, HFILL};
static header_field_info hfi_fcdns_cos_3 FCDNS_HFI_INIT =
{"3", "fcdns.cos.3", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x08, NULL, HFILL};
static header_field_info hfi_fcdns_cos_4 FCDNS_HFI_INIT =
{"4", "fcdns.cos.4", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x10, NULL, HFILL};
static header_field_info hfi_fcdns_cos_6 FCDNS_HFI_INIT =
{"6", "fcdns.cos.6", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x40, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_llcsnap FCDNS_HFI_INIT =
{"LLC/SNAP", "fcdns.fc4types.llc_snap", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0010, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_ip FCDNS_HFI_INIT =
{"IP", "fcdns.fc4types.ip", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0020, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_fcp FCDNS_HFI_INIT =
{"FCP", "fcdns.fc4types.fcp", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0100, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_swils FCDNS_HFI_INIT =
{"SW_ILS", "fcdns.fc4types.swils", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0010, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_snmp FCDNS_HFI_INIT =
{"SNMP", "fcdns.fc4types.snmp", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0004, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_gs3 FCDNS_HFI_INIT =
{"GS3", "fcdns.fc4types.gs3", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0001, NULL, HFILL};
static header_field_info hfi_fcdns_fc4type_vi FCDNS_HFI_INIT =
{"VI", "fcdns.fc4types.vi", FT_BOOLEAN, 32,
TFS(&tfs_set_notset), 0x0001, NULL, HFILL};
static header_field_info hfi_fcdns_fc4features FCDNS_HFI_INIT =
{"FC-4 Feature Bits", "fcdns.fc4features", FT_UINT8,
BASE_HEX, NULL, 0x0, NULL, HFILL};
static header_field_info hfi_fcdns_fc4features_i FCDNS_HFI_INIT =
{"I", "fcdns.fc4features.i", FT_BOOLEAN, 8,
TFS(&tfs_set_notset), 0x02, NULL, HFILL};
static header_field_info hfi_fcdns_fc4features_t FCDNS_HFI_INIT =
{"T", "fcdns.fc4features.t", FT_BOOLEAN, 8,
TFS(&tfs_set_notset), 0x01, NULL, HFILL};
static header_field_info hfi_fcdns_req_fc4type FCDNS_HFI_INIT =
{"FC-4 Type", "fcdns.req.fc4type", FT_UINT8, BASE_HEX,
VALS (fc_fc4_val), 0x0, NULL, HFILL};
/* Initialize the subtree pointers */
static gint ett_fcdns = -1;
static gint ett_cos_flags = -1;
static gint ett_fc4flags = -1;
static gint ett_fc4features = -1;
static expert_field ei_fcdns_no_record_of_exchange = EI_INIT;
static expert_field ei_fcdns_zone_mbrid = EI_INIT;
typedef struct _fcdns_conv_key {
guint32 conv_idx;
} fcdns_conv_key_t;
typedef struct _fcdns_conv_data {
guint32 opcode;
} fcdns_conv_data_t;
static wmem_map_t *fcdns_req_hash = NULL;
/*
* Hash Functions
*/
static gint
fcdns_equal(gconstpointer v, gconstpointer w)
{
const fcdns_conv_key_t *v1 = (const fcdns_conv_key_t *)v;
const fcdns_conv_key_t *v2 = (const fcdns_conv_key_t *)w;
return (v1->conv_idx == v2->conv_idx);
}
static guint
fcdns_hash (gconstpointer v)
{
const fcdns_conv_key_t *key = (const fcdns_conv_key_t *)v;
guint val;
val = key->conv_idx;
return val;
}
static void
dissect_cos_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, const header_field_info *hfinfo)
{
static const int * flags[] = {
&hfi_fcdns_cos_f.id,
&hfi_fcdns_cos_1.id,
&hfi_fcdns_cos_2.id,
&hfi_fcdns_cos_3.id,
&hfi_fcdns_cos_4.id,
&hfi_fcdns_cos_6.id,
NULL
};
proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hfinfo->id,
ett_cos_flags, flags, ENC_BIG_ENDIAN, BMT_NO_FALSE|BMT_NO_TFS);
}
/* The feature routines just decode FCP's FC-4 features field
* based on the flahs in offset and the type in offset+1
*/
static void
dissect_fc4features_and_type (proto_tree *parent_tree, tvbuff_t *tvb, int offset)
{
guint8 type;
static const int * flags[] = {
&hfi_fcdns_fc4features_i.id,
&hfi_fcdns_fc4features_t.id,
NULL
};
type = tvb_get_guint8(tvb, offset+1);
if(type==FC_TYPE_SCSI){
proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hfi_fcdns_fc4features.id,
ett_fc4features, flags, ENC_NA, BMT_NO_FALSE|BMT_NO_TFS);
} else {
proto_tree_add_item(parent_tree, &hfi_fcdns_fc4features, tvb, offset, 1, ENC_NA);
}
proto_tree_add_item (parent_tree, &hfi_fcdns_req_fc4type, tvb, offset+1, 1, ENC_BIG_ENDIAN);
}
/* The feature routines just decode FCP's FC-4 features field
*/
static void
dissect_fc4features (proto_tree *parent_tree, tvbuff_t *tvb, int offset)
{
static const int * flags[] = {
&hfi_fcdns_fc4features_i.id,
&hfi_fcdns_fc4features_t.id,
NULL
};
proto_tree_add_bitmask(parent_tree, tvb, offset, hfi_fcdns_fc4features_i.id,
ett_fc4features, flags, ENC_NA);
}
/* Decodes LLC/SNAP, IP, FCP, VI, GS, SW_ILS types only */
static void
dissect_fc4type (proto_tree *parent_tree, tvbuff_t *tvb, int offset, header_field_info *hfinfo)
{
proto_item *item;
proto_tree *tree;
guint32 flags;
item=proto_tree_add_item(parent_tree, hfinfo, tvb, offset,
32, ENC_NA);
tree=proto_item_add_subtree(item, ett_fc4flags);
flags = tvb_get_ntohl (tvb, offset);
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_fcp, tvb, offset, 4, flags);
if (flags&0x0100){
proto_item_append_text(item, " FCP");
}
flags&=(~( 0x0100 ));
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_ip, tvb, offset, 4, flags);
if (flags&0x0020){
proto_item_append_text(item, " IP");
}
flags&=(~( 0x0020 ));
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_llcsnap, tvb, offset, 4, flags);
if (flags&0x0010){
proto_item_append_text(item, " LLC/SNAP");
}
/*flags&=(~( 0x0010 ));*/
flags = tvb_get_ntohl (tvb, offset+4);
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_swils, tvb, offset+4, 4, flags);
if (flags&0x0010){
proto_item_append_text(item, " SW_ILS");
}
flags&=(~( 0x0010 ));
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_snmp, tvb, offset+4, 4, flags);
if (flags&0x0004){
proto_item_append_text(item, " SNMP");
}
flags&=(~( 0x0004 ));
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_gs3, tvb, offset+4, 4, flags);
if (flags&0x0001){
proto_item_append_text(item, " GS3");
}
/*flags&=(~( 0x0001 ));*/
flags = tvb_get_ntohl (tvb, offset+8);
proto_tree_add_boolean(tree, &hfi_fcdns_fc4type_vi, tvb, offset+8, 4, flags);
if (flags&0x0001){
proto_item_append_text(item, " VI");
}
/*flags&=(~( 0x0001 ));*/
}
/* Code to actually dissect the packets */
/* A bunch of get routines have a similar req packet format. The first few
* routines deal with this decoding. All assume that tree is valid */
static void
dissect_fcdns_req_portid (tvbuff_t *tvb, proto_tree *tree, int offset)
{
proto_tree_add_item (tree, &hfi_fcdns_req_portid, tvb, offset, 3, ENC_NA);
}
static void
dissect_fcdns_ganxt (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 len;
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ptype, tvb, offset,
1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid, tvb,
offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_pname, tvb,
offset+4, 8, ENC_NA);
len = tvb_get_guint8 (tvb, offset+12);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_spnamelen, tvb,
offset+12, 1, ENC_BIG_ENDIAN);
if (!tvb_offset_exists (tvb, 29+len))
return;
if (len) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_spname, tvb,
offset+13, len, ENC_ASCII|ENC_NA);
}
if (tvb_offset_exists (tvb, 292)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_nname, tvb,
offset+268, 8, ENC_NA);
}
if (tvb_offset_exists (tvb, 548)) {
len = tvb_get_guint8 (tvb, offset+276);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_snamelen, tvb,
offset+276, 1, ENC_BIG_ENDIAN);
if (len) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_sname, tvb,
offset+277, len, ENC_ASCII|ENC_NA);
}
}
if (tvb_offset_exists (tvb, 556)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ipa, tvb,
offset+532, 8, ENC_NA);
}
if (tvb_offset_exists (tvb, 572)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ipnode, tvb,
offset+540, 16, ENC_NA);
}
if (tvb_offset_exists (tvb, 576)) {
dissect_cos_flags(req_tree, tvb, offset+556, &hfi_fcdns_reply_cos);
}
if (tvb_offset_exists (tvb, 608)) {
dissect_fc4type(req_tree, tvb, offset+560, &hfi_fcdns_rply_gft);
}
if (tvb_offset_exists (tvb, 624)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ipport, tvb,
offset+592, 16, ENC_NA);
}
if (tvb_offset_exists (tvb, 632)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_fpname, tvb,
offset+608, 8, ENC_NA);
}
if (tvb_offset_exists (tvb, 635)) {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_hrdaddr, tvb,
offset+617, 3, ENC_NA);
}
}
}
}
static void
dissect_fcdns_gpnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_pname, tvb, offset,
8, ENC_NA);
}
}
}
static void
dissect_fcdns_gnnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_nname, tvb,
offset, 8, ENC_NA);
}
}
}
static void
dissect_fcdns_gcsid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset);
}
else {
dissect_cos_flags(req_tree, tvb, offset, &hfi_fcdns_reply_cos);
}
}
}
static void
dissect_fcdns_gftid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
dissect_fc4type(req_tree, tvb, offset, &hfi_fcdns_rply_gft);
}
}
}
static void
dissect_fcdns_gspnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 len;
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
len = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_spnamelen,
tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_spname, tvb,
offset+1, len, ENC_ASCII|ENC_NA);
}
}
}
static void
dissect_fcdns_gptid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ptype, tvb,
offset, 1, ENC_BIG_ENDIAN);
}
}
}
static void
dissect_fcdns_gfpnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_fpname, tvb,
offset, 8, ENC_NA);
}
}
}
static void
dissect_fcdns_gfdid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
int tot_len, desclen;
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
dissect_fc4type(req_tree, tvb, offset+4, &hfi_fcdns_fc4type);
}
else {
tot_len = tvb_reported_length_remaining (tvb, offset); /* excluding CT header */
while (tot_len > 0) {
/* The count of the descriptors is not returned and so we have
* to track the display by the length field */
desclen = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_fc4desc, tvb,
offset, desclen, ENC_NA);
tot_len -= 255; /* descriptors are aligned to 255 bytes */
offset += 256;
}
}
}
}
static void
dissect_fcdns_gffid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
dissect_fcdns_req_portid (tvb, req_tree, offset+1);
}
else {
dissect_fc4features(req_tree, tvb, offset);
}
}
}
static void
dissect_fcdns_gidpn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_pname, tvb,
offset, 8, ENC_NA);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid, tvb,
offset+1, 3, ENC_NA);
}
}
}
static void
dissect_fcdns_gipppn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_pname, tvb,
offset, 8, ENC_NA);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ipport, tvb, offset,
16, ENC_NA);
}
}
}
static void
dissect_fcdns_gidnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb,
offset, 8, ENC_NA);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
offset += 4;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gipnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb,
offset, 8, ENC_NA);
}
else {
proto_tree_add_item (req_tree, &hfi_fcdns_rply_ipnode, tvb, offset,
16, ENC_NA);
}
}
}
static void
dissect_fcdns_gpnnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb,
offset, 8, ENC_NA);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_pname,
tvb, offset+8, 8, ENC_NA);
offset += 16;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gsnnnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 len;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb,
offset, 8, ENC_NA);
}
else {
len = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_snamelen, tvb,
offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_sname, tvb,
offset+1, len, ENC_ASCII|ENC_NA);
}
}
}
static void
dissect_fcdns_gidft (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_domainscope,
tvb, offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_areascope,
tvb, offset+2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_fc4type,
tvb, offset+3, 1, ENC_BIG_ENDIAN);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
offset += 4;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gpnft (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_domainscope,
tvb, offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_areascope,
tvb, offset+2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_fc4type,
tvb, offset+3, 1, ENC_BIG_ENDIAN);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_pname,
tvb, offset+4, 8, ENC_NA);
offset += 16;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gnnft (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_domainscope,
tvb, offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_areascope,
tvb, offset+2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_fc4type,
tvb, offset+3, 1, ENC_BIG_ENDIAN);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_nname,
tvb, offset+4, 8, ENC_NA);
offset += 16;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gidpt (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast = 0;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_ptype,
tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_domainscope,
tvb, offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_areascope,
tvb, offset+2, 1, ENC_BIG_ENDIAN);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
offset += 4;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gidipp (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_ip, tvb, offset,
16, ENC_NA);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
offset += 4;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_gidff (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 islast;
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_domainscope, tvb,
offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_areascope, tvb,
offset+2, 1, ENC_BIG_ENDIAN);
dissect_fc4features_and_type(req_tree, tvb, offset+6);
}
else {
do {
islast = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (req_tree, &hfi_fcdns_rply_portid,
tvb, offset+1, 3, ENC_NA);
offset += 4;
} while (!(islast & 0x80));
}
}
}
static void
dissect_fcdns_rpnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid,
tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_pname, tvb,
offset+4, 8, ENC_NA);
}
}
}
static void
dissect_fcdns_rnnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree) {
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid,
tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb,
offset+4, 8, ENC_NA);
}
}
}
static void
dissect_fcdns_rcsid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (req_tree && isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
dissect_cos_flags(req_tree, tvb, offset+4, &hfi_fcdns_req_cos);
}
}
static void
dissect_fcdns_rptid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_ptype, tvb,
offset+4, 1, ENC_BIG_ENDIAN);
}
}
static void
dissect_fcdns_rftid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
dissect_fc4type(req_tree, tvb, offset+4, &hfi_fcdns_req_fc4types);
}
}
static void
dissect_fcdns_rspnid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 len;
if (req_tree && isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_spnamelen, tvb,
offset+4, 1, ENC_BIG_ENDIAN);
len = tvb_get_guint8 (tvb, offset+4);
proto_tree_add_item (req_tree, &hfi_fcdns_req_spname, tvb, offset+5,
len, ENC_ASCII|ENC_NA);
}
}
static void
dissect_fcdns_rippid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_ip, tvb,
offset+4, 16, ENC_NA);
}
}
static void
dissect_fcdns_rfdid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
int len;
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb,
offset+1, 3, ENC_NA);
dissect_fc4type(req_tree, tvb, offset+4, &hfi_fcdns_req_fc4types);
offset += 36;
len = tvb_reported_length_remaining (tvb, offset);
while (len > 0) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_fdesclen, tvb, offset,
1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_fdesc, tvb, offset+1,
len, ENC_ASCII|ENC_NA);
offset += 256;
len -= 256;
}
}
}
static void
dissect_fcdns_rffid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb, offset+1, 3, ENC_NA);
dissect_fc4features_and_type(req_tree, tvb, offset+6);
}
}
static void
dissect_fcdns_ripnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb, offset, 8, ENC_NA);
proto_tree_add_item (req_tree, &hfi_fcdns_req_ip, tvb, offset+8, 16, ENC_NA);
}
}
static void
dissect_fcdns_rsnnnn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
guint8 len;
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb, offset, 8, ENC_NA);
len = tvb_get_guint8 (tvb, offset+8);
proto_tree_add_item (req_tree, &hfi_fcdns_req_snamelen, tvb, offset+8,
1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_req_sname, tvb, offset+9,
len, ENC_ASCII|ENC_NA);
}
}
static void
dissect_fcdns_daid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb, offset+1, 3, ENC_NA);
}
}
static guint8 *
zonenm_to_str (tvbuff_t *tvb, gint offset)
{
int len = tvb_get_guint8 (tvb, offset);
return tvb_get_string_enc(wmem_packet_scope(), tvb, offset+4, len, ENC_ASCII);
}
static void
dissect_fcdns_zone_mbr (tvbuff_t *tvb, packet_info* pinfo, proto_tree *zmbr_tree, int offset)
{
guint8 mbrtype;
int idlen;
proto_item* ti;
mbrtype = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_uint (zmbr_tree, &hfi_fcdns_zone_mbrtype, tvb,
offset, 1, mbrtype);
proto_tree_add_item(zmbr_tree, &hfi_fcdns_zone_flags, tvb, offset+2, 1, ENC_NA);
idlen = tvb_get_guint8 (tvb, offset+3);
proto_tree_add_item(zmbr_tree, &hfi_fcdns_id_length, tvb, offset+3, 1, ENC_NA);
switch (mbrtype) {
case FC_SWILS_ZONEMBR_WWN:
proto_tree_add_item (zmbr_tree, &hfi_fcdns_zone_mbrid_wwn, tvb,
offset+4, 8, ENC_NA);
break;
case FC_SWILS_ZONEMBR_DP:
proto_tree_add_item (zmbr_tree, &hfi_fcdns_zone_mbrid_uint, tvb,
offset+4, 4, ENC_BIG_ENDIAN);
break;
case FC_SWILS_ZONEMBR_FCID:
proto_tree_add_item (zmbr_tree, &hfi_fcdns_zone_mbrid_fc, tvb,
offset+4, 3, ENC_NA);
break;
case FC_SWILS_ZONEMBR_ALIAS:
proto_tree_add_string (zmbr_tree, &hfi_fcdns_zone_mbrid, tvb,
offset+4, idlen, zonenm_to_str (tvb, offset+4));
break;
default:
expert_add_info(pinfo, ti, &ei_fcdns_zone_mbrid);
}
}
static void
dissect_fcdns_swils_entries (tvbuff_t *tvb, proto_tree *tree, int offset)
{
int numrec, i, len;
guint8 objfmt;
if (tree) {
numrec = tvb_get_ntohl (tvb, offset);
proto_tree_add_uint(tree, &hfi_fcdns_num_entries, tvb, offset, 4, numrec);
offset += 4;
for (i = 0; i < numrec; i++) {
objfmt = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (tree, &hfi_fcdns_sw2_objfmt, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_rply_ownerid, tvb, offset+1, 3, ENC_NA);
proto_tree_add_item (tree, &hfi_fcdns_rply_ptype, tvb, offset+4,
1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_rply_portid, tvb, offset+5, 3, ENC_NA);
proto_tree_add_item (tree, &hfi_fcdns_rply_pname, tvb, offset+8, 8, ENC_NA);
offset += 16;
if (!(objfmt & 0x1)) {
len = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (tree, &hfi_fcdns_rply_spnamelen, tvb,
offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_rply_spname, tvb,
offset+1, len, ENC_ASCII|ENC_NA);
offset += 256;
}
proto_tree_add_item (tree, &hfi_fcdns_rply_nname, tvb, offset, 8, ENC_NA);
offset += 8;
if (!(objfmt & 0x1)) {
len = tvb_get_guint8 (tvb, offset);
proto_tree_add_item (tree, &hfi_fcdns_rply_snamelen, tvb,
offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_rply_sname, tvb,
offset+1, len, ENC_ASCII|ENC_NA);
offset += 256;
}
proto_tree_add_item (tree, &hfi_fcdns_rply_ipa, tvb, offset, 8, ENC_NA);
proto_tree_add_item (tree, &hfi_fcdns_rply_ipnode, tvb, offset+8, 16,
ENC_NA);
dissect_cos_flags(tree, tvb, offset+24, &hfi_fcdns_reply_cos);
dissect_fc4type(tree, tvb, offset+28, &hfi_fcdns_rply_gft);
proto_tree_add_item (tree, &hfi_fcdns_rply_ipport, tvb, offset+60,
16, ENC_NA);
proto_tree_add_item (tree, &hfi_fcdns_rply_fpname, tvb, offset+76,
8, ENC_NA);
proto_tree_add_item (tree, &hfi_fcdns_rply_hrdaddr, tvb, offset+85,
3, ENC_NA);
offset += 88;
if (objfmt & 0x2) {
dissect_fc4features(tree, tvb, offset);
if (tvb_get_guint8 (tvb, offset+129)) {
proto_tree_add_item (tree, &hfi_fcdns_rply_fc4type, tvb,
offset+128, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_num_fc4desc, tvb,
offset+129, 1, ENC_BIG_ENDIAN);
len = tvb_get_guint8 (tvb, offset+132);
proto_tree_add_item (tree, &hfi_fcdns_rply_fc4desclen, tvb,
offset+132, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (tree, &hfi_fcdns_rply_fc4desc, tvb,
offset+133, len, ENC_NA);
}
else {
proto_tree_add_item (tree, &hfi_fcdns_num_fc4desc, tvb,
offset+129, 1, ENC_BIG_ENDIAN);
}
offset += 388; /* FC4 desc is 260 bytes, maybe padded */
}
}
}
}
static void
dissect_fcdns_geid (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_portid, tvb, offset+1, 3, ENC_NA);
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_gepn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item(req_tree, &hfi_fcdns_req_pname, tvb, offset, 8, ENC_NA);
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_genn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_nname, tvb, offset, 8, ENC_NA);
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_geip (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
if (req_tree) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_ip, tvb, offset, 16, ENC_NA);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_geft (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
if (req_tree) {
dissect_fc4type(req_tree, tvb, offset, &hfi_fcdns_fc4type);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_gept (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
if (req_tree) {
proto_tree_add_item (req_tree, &hfi_fcdns_req_ptype, tvb, offset+3,
1, ENC_BIG_ENDIAN);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_gezm (tvbuff_t *tvb, packet_info* pinfo, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
dissect_fcdns_zone_mbr (tvb, pinfo, req_tree, offset);
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_gezn (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
int str_len;
if (isreq) {
if (req_tree) {
str_len = tvb_get_guint8 (tvb, offset);
proto_tree_add_uint(req_tree, &hfi_fcdns_zonelen, tvb, offset, 1, str_len);
proto_tree_add_item (req_tree, &hfi_fcdns_zonenm, tvb, offset+3,
str_len, ENC_ASCII|ENC_NA);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_geipp (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
if (req_tree) {
proto_tree_add_item (req_tree, &hfi_fcdns_portip, tvb, offset, 4, ENC_BIG_ENDIAN);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_geff (tvbuff_t *tvb, proto_tree *req_tree, gboolean isreq)
{
int offset = 16; /* past the fc_ct header */
if (isreq) {
if (req_tree) {
dissect_fc4features(req_tree, tvb, offset);
}
}
else {
dissect_fcdns_swils_entries (tvb, req_tree, offset);
}
}
static void
dissect_fcdns_rjt (tvbuff_t *tvb, proto_tree *req_tree)
{
int offset = 0;
if (req_tree) {
proto_tree_add_item (req_tree, &hfi_fcdns_reason, tvb, offset+13, 1, ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_rjtdetail, tvb, offset+14, 1,
ENC_BIG_ENDIAN);
proto_tree_add_item (req_tree, &hfi_fcdns_vendor, tvb, offset+15, 1, ENC_BIG_ENDIAN);
}
}
static int
dissect_fcdns (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
{
/* Set up structures needed to add the protocol subtree and manage it */
proto_item *ti = NULL;
proto_tree *fcdns_tree = NULL;
int offset = 0;
int opcode,
failed_opcode = 0;
int isreq = 1;
fc_ct_preamble cthdr;
conversation_t *conversation;
fcdns_conv_data_t *cdata;
fcdns_conv_key_t ckey, *req_key;
fc_hdr *fchdr;
/* Reject the packet if data is NULL */
if (data == NULL)
return 0;
fchdr = (fc_hdr *)data;
tvb_memcpy (tvb, (guint8 *)&cthdr, offset, FCCT_PRMBL_SIZE);
cthdr.revision = tvb_get_guint8 (tvb, offset);
cthdr.in_id = tvb_get_ntoh24 (tvb, offset+1);
cthdr.opcode = g_ntohs (cthdr.opcode);
opcode = cthdr.opcode;
cthdr.maxres_size = g_ntohs (cthdr.maxres_size);
/* Determine the type of server the request/response is for */
if (cthdr.gstype == FCCT_GSTYPE_DIRSVC)
col_set_str (pinfo->cinfo, COL_PROTOCOL, "dNS");
else
col_set_str (pinfo->cinfo, COL_PROTOCOL, "Unzoned NS");
if (tree) {
if (cthdr.gstype == FCCT_GSTYPE_DIRSVC) {
ti = proto_tree_add_protocol_format (tree, hfi_fcdns->id, tvb, 0,
-1,
"dNS");
fcdns_tree = proto_item_add_subtree (ti, ett_fcdns);
}
else {
ti = proto_tree_add_protocol_format (tree, hfi_fcdns->id, tvb, 0,
-1,
"Unzoned NS");
fcdns_tree = proto_item_add_subtree (ti, ett_fcdns);
}
}
if ((opcode != FCCT_MSG_ACC) && (opcode != FCCT_MSG_RJT)) {
conversation = find_conversation (pinfo->num, &pinfo->src, &pinfo->dst,
conversation_pt_to_endpoint_type(pinfo->ptype), fchdr->oxid,
fchdr->rxid, NO_PORT2);
if (!conversation) {
conversation = conversation_new (pinfo->num, &pinfo->src, &pinfo->dst,
conversation_pt_to_endpoint_type(pinfo->ptype), fchdr->oxid,
fchdr->rxid, NO_PORT2);
}
ckey.conv_idx = conversation->conv_index;
cdata = (fcdns_conv_data_t *)wmem_map_lookup (fcdns_req_hash,
&ckey);
if (cdata) {
/* Since we never free the memory used by an exchange, this maybe a
* case of another request using the same exchange as a previous
* req.
*/
cdata->opcode = opcode;
}
else {
req_key = wmem_new(wmem_file_scope(), fcdns_conv_key_t);
req_key->conv_idx = conversation->conv_index;
cdata = wmem_new(wmem_file_scope(), fcdns_conv_data_t);
cdata->opcode = opcode;
wmem_map_insert (fcdns_req_hash, req_key, cdata);
}
col_add_str (pinfo->cinfo, COL_INFO, val_to_str (opcode, fc_dns_opcode_val,
"0x%x"));
}
else {
/* Opcode is ACC or RJT */
conversation = find_conversation (pinfo->num, &pinfo->src, &pinfo->dst,
conversation_pt_to_endpoint_type(pinfo->ptype), fchdr->oxid,
fchdr->rxid, NO_PORT2);
isreq = 0;
if (!conversation) {
if (opcode == FCCT_MSG_ACC) {
col_add_str (pinfo->cinfo, COL_INFO,
val_to_str (opcode, fc_dns_opcode_val,
"0x%x"));
/* No record of what this accept is for. Can't decode */
proto_tree_add_expert(fcdns_tree, pinfo, &ei_fcdns_no_record_of_exchange, tvb, 0, -1);
return 0;
}
}
else {
ckey.conv_idx = conversation->conv_index;
cdata = (fcdns_conv_data_t *)wmem_map_lookup (fcdns_req_hash, &ckey);
if (cdata != NULL) {
if (opcode == FCCT_MSG_ACC) {
opcode = cdata->opcode;
}
else
failed_opcode = cdata->opcode;
}
if (opcode != FCCT_MSG_RJT) {
col_add_fstr (pinfo->cinfo, COL_INFO, "ACC (%s)",
val_to_str (opcode, fc_dns_opcode_val,
"0x%x"));
}
else {
col_add_fstr (pinfo->cinfo, COL_INFO, "RJT (%s)",
val_to_str (failed_opcode,
fc_dns_opcode_val,
"0x%x"));
}
if (tree) {
if ((cdata == NULL) && (opcode != FCCT_MSG_RJT)) {
/* No record of what this accept is for. Can't decode */
proto_tree_add_expert(fcdns_tree, pinfo, &ei_fcdns_no_record_of_exchange, tvb, 0, -1);
return 0;
}
}
}
}
if (tree) {
proto_tree_add_item (fcdns_tree, &hfi_fcdns_opcode, tvb, offset+8, 2, ENC_BIG_ENDIAN);
proto_tree_add_item (fcdns_tree, &hfi_fcdns_maxres_size, tvb, offset+10,
2, ENC_BIG_ENDIAN);
}
switch (opcode) {
case FCCT_MSG_RJT:
dissect_fcdns_rjt (tvb, fcdns_tree);
break;
case FCDNS_GA_NXT:
dissect_fcdns_ganxt (tvb, fcdns_tree, isreq);
break;
case FCDNS_GPN_ID:
dissect_fcdns_gpnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GNN_ID:
dissect_fcdns_gnnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GCS_ID:
dissect_fcdns_gcsid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GFT_ID:
dissect_fcdns_gftid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GSPN_ID:
dissect_fcdns_gspnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GPT_ID:
dissect_fcdns_gptid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GFPN_ID:
dissect_fcdns_gfpnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GFD_ID:
dissect_fcdns_gfdid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GFF_ID:
dissect_fcdns_gffid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_PN:
dissect_fcdns_gidpn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GIPP_PN:
dissect_fcdns_gipppn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_NN:
dissect_fcdns_gidnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GPN_NN:
dissect_fcdns_gpnnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GIP_NN:
dissect_fcdns_gipnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GSNN_NN:
dissect_fcdns_gsnnnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_FT:
dissect_fcdns_gidft (tvb, fcdns_tree, isreq);
break;
case FCDNS_GPN_FT:
dissect_fcdns_gpnft (tvb, fcdns_tree, isreq);
break;
case FCDNS_GNN_FT:
dissect_fcdns_gnnft (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_PT:
dissect_fcdns_gidpt (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_IPP:
dissect_fcdns_gidipp (tvb, fcdns_tree, isreq);
break;
case FCDNS_GID_FF:
dissect_fcdns_gidff (tvb, fcdns_tree, isreq);
break;
case FCDNS_RPN_ID:
dissect_fcdns_rpnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RNN_ID:
dissect_fcdns_rnnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RCS_ID:
dissect_fcdns_rcsid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RPT_ID:
dissect_fcdns_rptid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RFT_ID:
dissect_fcdns_rftid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RSPN_ID:
dissect_fcdns_rspnid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RIPP_ID:
dissect_fcdns_rippid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RFD_ID:
dissect_fcdns_rfdid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RFF_ID:
dissect_fcdns_rffid (tvb, fcdns_tree, isreq);
break;
case FCDNS_RIP_NN:
dissect_fcdns_ripnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_RSNN_NN:
dissect_fcdns_rsnnnn (tvb, fcdns_tree, isreq);
break;
case FCDNS_DA_ID:
dissect_fcdns_daid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_ID:
dissect_fcdns_geid (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_PN:
dissect_fcdns_gepn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_NN:
dissect_fcdns_genn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_IP:
dissect_fcdns_geip (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_FT:
dissect_fcdns_geft (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_PT:
dissect_fcdns_gept (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_ZM:
dissect_fcdns_gezm (tvb, pinfo, fcdns_tree, isreq);
break;
case FCDNS_GE_ZN:
dissect_fcdns_gezn (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_IPP:
dissect_fcdns_geipp (tvb, fcdns_tree, isreq);
break;
case FCDNS_GE_FF:
dissect_fcdns_geff (tvb, fcdns_tree, isreq);
break;
default:
break;
}
return tvb_captured_length(tvb);
}
/* Register the protocol with Wireshark */
void
proto_register_fcdns (void)
{
#ifndef HAVE_HFI_SECTION_INIT
static header_field_info *hfi[] = {
/* &hfi_fcdns_gssubtype */
&hfi_fcdns_opcode,
&hfi_fcdns_req_portid,
&hfi_fcdns_rply_pname,
&hfi_fcdns_rply_nname,
&hfi_fcdns_rply_snamelen,
&hfi_fcdns_rply_sname,
&hfi_fcdns_rply_ptype,
&hfi_fcdns_rply_fpname,
&hfi_fcdns_req_pname,
&hfi_fcdns_rply_portid,
&hfi_fcdns_req_nname,
&hfi_fcdns_req_domainscope,
&hfi_fcdns_req_areascope,
&hfi_fcdns_req_fc4type,
&hfi_fcdns_req_ptype,
&hfi_fcdns_req_ip,
&hfi_fcdns_rply_fc4type,
&hfi_fcdns_req_snamelen,
&hfi_fcdns_req_sname,
&hfi_fcdns_rply_spnamelen,
&hfi_fcdns_rply_spname,
&hfi_fcdns_rply_ipa,
&hfi_fcdns_rply_ipnode,
&hfi_fcdns_rply_ipport,
&hfi_fcdns_rply_fc4desclen,
&hfi_fcdns_rply_fc4desc,
&hfi_fcdns_rply_hrdaddr,
&hfi_fcdns_req_fdesclen,
&hfi_fcdns_req_fdesc,
&hfi_fcdns_req_spnamelen,
&hfi_fcdns_req_spname,
&hfi_fcdns_reason,
&hfi_fcdns_rjtdetail,
&hfi_fcdns_vendor,
&hfi_fcdns_zone_mbrtype,
&hfi_fcdns_zone_mbrid,
&hfi_fcdns_zone_mbrid_wwn,
&hfi_fcdns_zone_mbrid_uint,
&hfi_fcdns_zone_mbrid_fc,
&hfi_fcdns_zonenm,
&hfi_fcdns_portip,
&hfi_fcdns_sw2_objfmt,
&hfi_fcdns_num_fc4desc,
&hfi_fcdns_rply_ownerid,
&hfi_fcdns_maxres_size,
&hfi_fcdns_reply_cos,
&hfi_fcdns_req_cos,
&hfi_fcdns_cos_f,
&hfi_fcdns_cos_1,
&hfi_fcdns_cos_2,
&hfi_fcdns_cos_3,
&hfi_fcdns_cos_4,
&hfi_fcdns_cos_6,
&hfi_fcdns_fc4type_llcsnap,
&hfi_fcdns_fc4type_ip,
&hfi_fcdns_fc4type_fcp,
&hfi_fcdns_fc4type_swils,
&hfi_fcdns_fc4type_snmp,
&hfi_fcdns_fc4type_gs3,
&hfi_fcdns_fc4type_vi,
&hfi_fcdns_rply_gft,
&hfi_fcdns_req_fc4types,
&hfi_fcdns_fc4type,
&hfi_fcdns_fc4features,
&hfi_fcdns_fc4features_i,
&hfi_fcdns_fc4features_t,
};
#endif
static gint *ett[] = {
&ett_fcdns,
&ett_cos_flags,
&ett_fc4flags,
&ett_fc4features,
};
static ei_register_info ei[] = {
{ &ei_fcdns_no_record_of_exchange, { "fcdns.no_record_of_exchange", PI_UNDECODED, PI_WARN, "No record of Exchg. Unable to decode MSG_ACC/RJT", EXPFILL }},
{ &ei_fcdns_zone_mbrid, { "fcdns.zone.mbrid.unknown_type", PI_PROTOCOL, PI_WARN, "Unknown member type format", EXPFILL }},
};
expert_module_t* expert_fcdns;
int proto_fcdns;
proto_fcdns = proto_register_protocol("Fibre Channel Name Server", "FC-dNS", "fcdns");
hfi_fcdns = proto_registrar_get_nth(proto_fcdns);
proto_register_fields(proto_fcdns, hfi, array_length(hfi));
proto_register_subtree_array(ett, array_length(ett));
expert_fcdns = expert_register_protocol(proto_fcdns);
expert_register_field_array(expert_fcdns, ei, array_length(ei));
fcdns_req_hash = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), fcdns_hash, fcdns_equal);
dns_handle = create_dissector_handle (dissect_fcdns, proto_fcdns);
}
void
proto_reg_handoff_fcdns (void)
{
dissector_add_uint("fcct.server", FCCT_GSRVR_DNS, dns_handle);
dissector_add_uint("fcct.server", FCCT_GSRVR_UNS, dns_handle);
}
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* vi: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/