/* packet-fcdns.c * Routines for FC distributed Name Server (dNS) * Copyright 2001, Dinesh G Dutt * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "config.h" #include #include #include #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 static int proto_fcdns; static int hf_fcdns_cos_1; static int hf_fcdns_cos_2; static int hf_fcdns_cos_3; static int hf_fcdns_cos_4; static int hf_fcdns_cos_6; static int hf_fcdns_cos_f; static int hf_fcdns_fc4features; static int hf_fcdns_fc4features_i; static int hf_fcdns_fc4features_t; static int hf_fcdns_fc4type; static int hf_fcdns_fc4type_fcp; static int hf_fcdns_fc4type_gs3; static int hf_fcdns_fc4type_ip; static int hf_fcdns_fc4type_llcsnap; static int hf_fcdns_fc4type_snmp; static int hf_fcdns_fc4type_swils; static int hf_fcdns_fc4type_vi; static int hf_fcdns_id_length; static int hf_fcdns_maxres_size; static int hf_fcdns_num_entries; static int hf_fcdns_num_fc4desc; static int hf_fcdns_opcode; static int hf_fcdns_portip; static int hf_fcdns_reason; static int hf_fcdns_reply_cos; static int hf_fcdns_req_areascope; static int hf_fcdns_req_cos; static int hf_fcdns_req_domainscope; static int hf_fcdns_req_fc4type; static int hf_fcdns_req_fc4types; static int hf_fcdns_req_fdesc; static int hf_fcdns_req_fdesclen; static int hf_fcdns_req_ip; static int hf_fcdns_req_nname; static int hf_fcdns_req_pname; static int hf_fcdns_req_portid; static int hf_fcdns_req_ptype; static int hf_fcdns_req_sname; static int hf_fcdns_req_snamelen; static int hf_fcdns_req_spname; static int hf_fcdns_req_spnamelen; static int hf_fcdns_rjtdetail; static int hf_fcdns_rply_fc4desc; static int hf_fcdns_rply_fc4desclen; static int hf_fcdns_rply_fc4type; static int hf_fcdns_rply_fpname; static int hf_fcdns_rply_gft; static int hf_fcdns_rply_hrdaddr; static int hf_fcdns_rply_ipa; static int hf_fcdns_rply_ipnode; static int hf_fcdns_rply_ipport; static int hf_fcdns_rply_nname; static int hf_fcdns_rply_ownerid; static int hf_fcdns_rply_pname; static int hf_fcdns_rply_portid; static int hf_fcdns_rply_ptype; static int hf_fcdns_rply_sname; static int hf_fcdns_rply_snamelen; static int hf_fcdns_rply_spname; static int hf_fcdns_rply_spnamelen; static int hf_fcdns_sw2_objfmt; static int hf_fcdns_vendor; static int hf_fcdns_zone_flags; static int hf_fcdns_zone_mbrid; static int hf_fcdns_zone_mbrid_fc; static int hf_fcdns_zone_mbrid_uint; static int hf_fcdns_zone_mbrid_wwn; static int hf_fcdns_zone_mbrtype; static int hf_fcdns_zonelen; static int hf_fcdns_zonenm; /* Initialize the subtree pointers */ static int ett_fcdns; static int ett_cos_flags; static int ett_fc4flags; static int ett_fc4features; static expert_field ei_fcdns_no_record_of_exchange; static expert_field ei_fcdns_zone_mbrid; typedef struct _fcdns_conv_key { uint32_t conv_idx; } fcdns_conv_key_t; typedef struct _fcdns_conv_data { uint32_t opcode; } fcdns_conv_data_t; static wmem_map_t *fcdns_req_hash; /* * Hash Functions */ static int fcdns_equal(const void *v, const void *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 unsigned fcdns_hash (const void *v) { const fcdns_conv_key_t *key = (const fcdns_conv_key_t *)v; unsigned val; val = key->conv_idx; return val; } static void dissect_cos_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, int hfindex) { static int * const flags[] = { &hf_fcdns_cos_f, &hf_fcdns_cos_1, &hf_fcdns_cos_2, &hf_fcdns_cos_3, &hf_fcdns_cos_4, &hf_fcdns_cos_6, NULL }; proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hfindex, 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) { uint8_t type; static int * const flags[] = { &hf_fcdns_fc4features_i, &hf_fcdns_fc4features_t, NULL }; type = tvb_get_uint8(tvb, offset+1); if(type==FC_TYPE_SCSI){ proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hf_fcdns_fc4features, ett_fc4features, flags, ENC_NA, BMT_NO_FALSE|BMT_NO_TFS); } else { proto_tree_add_item(parent_tree, hf_fcdns_fc4features, tvb, offset, 1, ENC_NA); } proto_tree_add_item (parent_tree, hf_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 int * const flags[] = { &hf_fcdns_fc4features_i, &hf_fcdns_fc4features_t, NULL }; proto_tree_add_bitmask(parent_tree, tvb, offset, hf_fcdns_fc4features, 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, int hfindex) { proto_item *item; proto_tree *tree; uint32_t flags; item=proto_tree_add_item(parent_tree, hfindex, tvb, offset, 32, ENC_NA); tree=proto_item_add_subtree(item, ett_fc4flags); flags = tvb_get_ntohl (tvb, offset); proto_tree_add_boolean(tree, hf_fcdns_fc4type_fcp, tvb, offset, 4, flags); if (flags&0x0100){ proto_item_append_text(item, " FCP"); } flags&=(~( 0x0100 )); proto_tree_add_boolean(tree, hf_fcdns_fc4type_ip, tvb, offset, 4, flags); if (flags&0x0020){ proto_item_append_text(item, " IP"); } flags&=(~( 0x0020 )); proto_tree_add_boolean(tree, hf_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, hf_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, hf_fcdns_fc4type_snmp, tvb, offset+4, 4, flags); if (flags&0x0004){ proto_item_append_text(item, " SNMP"); } flags&=(~( 0x0004 )); proto_tree_add_boolean(tree, hf_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, hf_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, hf_fcdns_req_portid, tvb, offset, 3, ENC_NA); } static void dissect_fcdns_ganxt (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t len; if (req_tree) { if (isreq) { dissect_fcdns_req_portid (tvb, req_tree, offset+1); } else { proto_tree_add_item (req_tree, hf_fcdns_rply_ptype, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_rply_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_rply_pname, tvb, offset+4, 8, ENC_NA); len = tvb_get_uint8 (tvb, offset+12); proto_tree_add_item (req_tree, hf_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, hf_fcdns_rply_spname, tvb, offset+13, len, ENC_ASCII); } if (tvb_offset_exists (tvb, 292)) { proto_tree_add_item (req_tree, hf_fcdns_rply_nname, tvb, offset+268, 8, ENC_NA); } if (tvb_offset_exists (tvb, 548)) { len = tvb_get_uint8 (tvb, offset+276); proto_tree_add_item (req_tree, hf_fcdns_rply_snamelen, tvb, offset+276, 1, ENC_BIG_ENDIAN); if (len) { proto_tree_add_item (req_tree, hf_fcdns_rply_sname, tvb, offset+277, len, ENC_ASCII); } } if (tvb_offset_exists (tvb, 556)) { proto_tree_add_item (req_tree, hf_fcdns_rply_ipa, tvb, offset+532, 8, ENC_NA); } if (tvb_offset_exists (tvb, 572)) { proto_tree_add_item (req_tree, hf_fcdns_rply_ipnode, tvb, offset+540, 16, ENC_NA); } if (tvb_offset_exists (tvb, 576)) { dissect_cos_flags(req_tree, tvb, offset+556, hf_fcdns_reply_cos); } if (tvb_offset_exists (tvb, 608)) { dissect_fc4type(req_tree, tvb, offset+560, hf_fcdns_rply_gft); } if (tvb_offset_exists (tvb, 624)) { proto_tree_add_item (req_tree, hf_fcdns_rply_ipport, tvb, offset+592, 16, ENC_NA); } if (tvb_offset_exists (tvb, 632)) { proto_tree_add_item (req_tree, hf_fcdns_rply_fpname, tvb, offset+608, 8, ENC_NA); } if (tvb_offset_exists (tvb, 635)) { proto_tree_add_item (req_tree, hf_fcdns_rply_hrdaddr, tvb, offset+617, 3, ENC_NA); } } } } static void dissect_fcdns_gpnid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_rply_pname, tvb, offset, 8, ENC_NA); } } } static void dissect_fcdns_gnnid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_rply_nname, tvb, offset, 8, ENC_NA); } } } static void dissect_fcdns_gcsid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_reply_cos); } } } static void dissect_fcdns_gftid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_rply_gft); } } } static void dissect_fcdns_gspnid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t len; if (req_tree) { if (isreq) { dissect_fcdns_req_portid (tvb, req_tree, offset+1); } else { len = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_fcdns_rply_spnamelen, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_rply_spname, tvb, offset+1, len, ENC_ASCII); } } } static void dissect_fcdns_gptid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_rply_ptype, tvb, offset, 1, ENC_BIG_ENDIAN); } } } static void dissect_fcdns_gfpnid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_fcdns_rply_fpname, tvb, offset, 8, ENC_NA); } } } static void dissect_fcdns_gfdid (tvbuff_t *tvb, proto_tree *req_tree, bool 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, hf_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_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool 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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_pname, tvb, offset, 8, ENC_NA); } else { proto_tree_add_item (req_tree, hf_fcdns_rply_portid, tvb, offset+1, 3, ENC_NA); } } } static void dissect_fcdns_gipppn (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_pname, tvb, offset, 8, ENC_NA); } else { proto_tree_add_item (req_tree, hf_fcdns_rply_ipport, tvb, offset, 16, ENC_NA); } } } static void dissect_fcdns_gidnn (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); } else { proto_tree_add_item (req_tree, hf_fcdns_rply_ipnode, tvb, offset, 16, ENC_NA); } } } static void dissect_fcdns_gpnnn (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_fcdns_rply_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t len; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); } else { len = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_fcdns_rply_snamelen, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_rply_sname, tvb, offset+1, len, ENC_ASCII); } } } static void dissect_fcdns_gidft (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_domainscope, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_areascope, tvb, offset+2, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_fc4type, tvb, offset+3, 1, ENC_BIG_ENDIAN); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_domainscope, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_areascope, tvb, offset+2, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_fc4type, tvb, offset+3, 1, ENC_BIG_ENDIAN); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_fcdns_rply_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_domainscope, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_areascope, tvb, offset+2, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_fc4type, tvb, offset+3, 1, ENC_BIG_ENDIAN); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_fcdns_rply_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast = 0; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_ptype, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_domainscope, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_areascope, tvb, offset+2, 1, ENC_BIG_ENDIAN); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_ip, tvb, offset, 16, ENC_NA); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t islast; if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_domainscope, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_areascope, tvb, offset+2, 1, ENC_BIG_ENDIAN); dissect_fc4features_and_type(req_tree, tvb, offset+6); } else { do { islast = tvb_get_uint8 (tvb, offset); proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_pname, tvb, offset+4, 8, ENC_NA); } } } static void dissect_fcdns_rnnid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree) { if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset+4, 8, ENC_NA); } } } static void dissect_fcdns_rcsid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (req_tree && isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); dissect_cos_flags(req_tree, tvb, offset+4, hf_fcdns_req_cos); } } static void dissect_fcdns_rptid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_ptype, tvb, offset+4, 1, ENC_BIG_ENDIAN); } } static void dissect_fcdns_rftid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); dissect_fc4type(req_tree, tvb, offset+4, hf_fcdns_req_fc4types); } } static void dissect_fcdns_rspnid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t len; if (req_tree && isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_spnamelen, tvb, offset+4, 1, ENC_BIG_ENDIAN); len = tvb_get_uint8 (tvb, offset+4); proto_tree_add_item (req_tree, hf_fcdns_req_spname, tvb, offset+5, len, ENC_ASCII); } } static void dissect_fcdns_rippid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_ip, tvb, offset+4, 16, ENC_NA); } } static void dissect_fcdns_rfdid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ int len; if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); dissect_fc4type(req_tree, tvb, offset+4, hf_fcdns_req_fc4types); offset += 36; len = tvb_reported_length_remaining (tvb, offset); while (len > 0) { proto_tree_add_item (req_tree, hf_fcdns_req_fdesclen, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_fdesc, tvb, offset+1, len, ENC_ASCII); offset += 256; len -= 256; } } } static void dissect_fcdns_rffid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); proto_tree_add_item (req_tree, hf_fcdns_req_ip, tvb, offset+8, 16, ENC_NA); } } static void dissect_fcdns_rsnnnn (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ uint8_t len; if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_nname, tvb, offset, 8, ENC_NA); len = tvb_get_uint8 (tvb, offset+8); proto_tree_add_item (req_tree, hf_fcdns_req_snamelen, tvb, offset+8, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_req_sname, tvb, offset+9, len, ENC_ASCII); } } static void dissect_fcdns_daid (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_fcdns_req_portid, tvb, offset+1, 3, ENC_NA); } } static uint8_t * zonenm_to_str (wmem_allocator_t *scope, tvbuff_t *tvb, int offset) { int len = tvb_get_uint8 (tvb, offset); return tvb_get_string_enc(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) { uint8_t mbrtype; int idlen; proto_item* ti; mbrtype = tvb_get_uint8 (tvb, offset); ti = proto_tree_add_uint (zmbr_tree, hf_fcdns_zone_mbrtype, tvb, offset, 1, mbrtype); proto_tree_add_item(zmbr_tree, hf_fcdns_zone_flags, tvb, offset+2, 1, ENC_NA); idlen = tvb_get_uint8 (tvb, offset+3); proto_tree_add_item(zmbr_tree, hf_fcdns_id_length, tvb, offset+3, 1, ENC_NA); switch (mbrtype) { case FC_SWILS_ZONEMBR_WWN: proto_tree_add_item (zmbr_tree, hf_fcdns_zone_mbrid_wwn, tvb, offset+4, 8, ENC_NA); break; case FC_SWILS_ZONEMBR_DP: proto_tree_add_item (zmbr_tree, hf_fcdns_zone_mbrid_uint, tvb, offset+4, 4, ENC_BIG_ENDIAN); break; case FC_SWILS_ZONEMBR_FCID: proto_tree_add_item (zmbr_tree, hf_fcdns_zone_mbrid_fc, tvb, offset+4, 3, ENC_NA); break; case FC_SWILS_ZONEMBR_ALIAS: proto_tree_add_string (zmbr_tree, hf_fcdns_zone_mbrid, tvb, offset+4, idlen, zonenm_to_str (pinfo->pool, 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; uint8_t objfmt; if (tree) { numrec = tvb_get_ntohl (tvb, offset); proto_tree_add_uint(tree, hf_fcdns_num_entries, tvb, offset, 4, numrec); offset += 4; for (i = 0; i < numrec; i++) { objfmt = tvb_get_uint8 (tvb, offset); proto_tree_add_item (tree, hf_fcdns_sw2_objfmt, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_rply_ownerid, tvb, offset+1, 3, ENC_NA); proto_tree_add_item (tree, hf_fcdns_rply_ptype, tvb, offset+4, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_rply_portid, tvb, offset+5, 3, ENC_NA); proto_tree_add_item (tree, hf_fcdns_rply_pname, tvb, offset+8, 8, ENC_NA); offset += 16; if (!(objfmt & 0x1)) { len = tvb_get_uint8 (tvb, offset); proto_tree_add_item (tree, hf_fcdns_rply_spnamelen, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_rply_spname, tvb, offset+1, len, ENC_ASCII); offset += 256; } proto_tree_add_item (tree, hf_fcdns_rply_nname, tvb, offset, 8, ENC_NA); offset += 8; if (!(objfmt & 0x1)) { len = tvb_get_uint8 (tvb, offset); proto_tree_add_item (tree, hf_fcdns_rply_snamelen, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_rply_sname, tvb, offset+1, len, ENC_ASCII); offset += 256; } proto_tree_add_item (tree, hf_fcdns_rply_ipa, tvb, offset, 8, ENC_NA); proto_tree_add_item (tree, hf_fcdns_rply_ipnode, tvb, offset+8, 16, ENC_NA); dissect_cos_flags(tree, tvb, offset+24, hf_fcdns_reply_cos); dissect_fc4type(tree, tvb, offset+28, hf_fcdns_rply_gft); proto_tree_add_item (tree, hf_fcdns_rply_ipport, tvb, offset+60, 16, ENC_NA); proto_tree_add_item (tree, hf_fcdns_rply_fpname, tvb, offset+76, 8, ENC_NA); proto_tree_add_item (tree, hf_fcdns_rply_hrdaddr, tvb, offset+85, 3, ENC_NA); offset += 88; if (objfmt & 0x2) { dissect_fc4features(tree, tvb, offset); if (tvb_get_uint8 (tvb, offset+129)) { proto_tree_add_item (tree, hf_fcdns_rply_fc4type, tvb, offset+128, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_num_fc4desc, tvb, offset+129, 1, ENC_BIG_ENDIAN); len = tvb_get_uint8 (tvb, offset+132); proto_tree_add_item (tree, hf_fcdns_rply_fc4desclen, tvb, offset+132, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_fcdns_rply_fc4desc, tvb, offset+133, len, ENC_NA); } else { proto_tree_add_item (tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item(req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { if (req_tree) { proto_tree_add_item (req_tree, hf_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, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { if (req_tree) { dissect_fc4type(req_tree, tvb, offset, hf_fcdns_fc4type); } } else { dissect_fcdns_swils_entries (tvb, req_tree, offset); } } static void dissect_fcdns_gept (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { if (req_tree) { proto_tree_add_item (req_tree, hf_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, bool 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, bool isreq) { int offset = 16; /* past the fc_ct header */ int str_len; if (isreq) { if (req_tree) { str_len = tvb_get_uint8 (tvb, offset); proto_tree_add_uint(req_tree, hf_fcdns_zonelen, tvb, offset, 1, str_len); proto_tree_add_item (req_tree, hf_fcdns_zonenm, tvb, offset+3, str_len, ENC_ASCII); } } else { dissect_fcdns_swils_entries (tvb, req_tree, offset); } } static void dissect_fcdns_geipp (tvbuff_t *tvb, proto_tree *req_tree, bool isreq) { int offset = 16; /* past the fc_ct header */ if (isreq) { if (req_tree) { proto_tree_add_item (req_tree, hf_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, bool 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, hf_fcdns_reason, tvb, offset+13, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_fcdns_rjtdetail, tvb, offset+14, 1, ENC_BIG_ENDIAN); proto_tree_add_item (req_tree, hf_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, (uint8_t *)&cthdr, offset, FCCT_PRMBL_SIZE); cthdr.revision = tvb_get_uint8 (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, proto_fcdns, tvb, 0, -1, "dNS"); fcdns_tree = proto_item_add_subtree (ti, ett_fcdns); } else { ti = proto_tree_add_protocol_format (tree, proto_fcdns, 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_conversation_type(pinfo->ptype), fchdr->oxid, fchdr->rxid, NO_PORT_B); if (!conversation) { conversation = conversation_new (pinfo->num, &pinfo->src, &pinfo->dst, conversation_pt_to_conversation_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_conversation_type(pinfo->ptype), fchdr->oxid, fchdr->rxid, NO_PORT_B); 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, hf_fcdns_opcode, tvb, offset+8, 2, ENC_BIG_ENDIAN); proto_tree_add_item (fcdns_tree, hf_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) { static hf_register_info hf[] = { { &hf_fcdns_opcode, { "Opcode", "fcdns.opcode", FT_UINT16, BASE_HEX, VALS (fc_dns_opcode_val), 0x0, NULL, HFILL } }, { &hf_fcdns_reason, { "Reason Code", "fcdns.rply.reason", FT_UINT8, BASE_HEX, VALS (fc_ct_rjt_code_vals), 0x0, NULL, HFILL } }, { &hf_fcdns_vendor, { "Vendor Unique Reject Code", "fcdns.rply.vendor", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_portid, { "Port Identifier", "fcdns.req.portid", FT_BYTES, SEP_DOT, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_pname, { "Port Name", "fcdns.rply.pname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_nname, { "Node Name", "fcdns.rply.nname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_gft, { "FC-4 Types Supported", "fcdns.rply.gft", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_snamelen, { "Symbolic Node Name Length", "fcdns.rply.snamelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_sname, { "Symbolic Node Name", "fcdns.rply.sname", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_ptype, { "Port Type", "fcdns.rply.porttype", FT_UINT8, BASE_HEX, VALS (fc_dns_port_type_val), 0x0, NULL, HFILL } }, { &hf_fcdns_rply_fpname, { "Fabric Port Name", "fcdns.rply.fpname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_fc4type, { "FC-4 Types", "fcdns.req.fc4types", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_fc4type, { "FC-4 Descriptor Type", "fcdns.rply.fc4type", FT_UINT8, BASE_HEX, VALS (fc_fc4_val), 0x0, NULL, HFILL } }, { &hf_fcdns_rply_fc4desc, { "FC-4 Descriptor", "fcdns.rply.fc4desc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_pname, { "Port Name", "fcdns.req.portname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_portid, { "Port Identifier", "fcdns.rply.portid", FT_BYTES, SEP_DOT, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_nname, { "Node Name", "fcdns.req.nname", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_domainscope, { "Domain ID Scope", "fcdns.req.domainid", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_areascope, { "Area ID Scope", "fcdns.req.areaid", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_ptype, { "Port Type", "fcdns.req.porttype", FT_UINT8, BASE_HEX, VALS (fc_dns_port_type_val), 0x0, NULL, HFILL } }, { &hf_fcdns_req_cos, { "Requested Class of Service", "fcdns.req.class", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_fc4types, { "FC-4 Types Supported", "fcdns.req.fc4types", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_snamelen, { "Symbolic Name Length", "fcdns.req.snamelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_sname, { "Symbolic Port Name", "fcdns.req.sname", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_spnamelen, { "Symbolic Port Name Length", "fcdns.rply.spnamelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_spname, { "Symbolic Port Name", "fcdns.rply.spname", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_spnamelen, { "Symbolic Port Name Length", "fcdns.req.spnamelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_spname, { "Symbolic Port Name", "fcdns.req.spname", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_ipa, { "Initial Process Associator", "fcdns.rply.ipa", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_ipnode, { "Node IP Address", "fcdns.rply.ipnode", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_ipport, { "Port IP Address", "fcdns.rply.ipport", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_fc4desclen, { "FC-4 Descriptor Length", "fcdns.rply.fc4desclen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_hrdaddr, { "Hard Address", "fcdns.rply.hrdaddr", FT_BYTES, SEP_DOT, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_fdesclen, { "FC-4 Descriptor Length", "fcdns.req.fc4desclen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_fdesc, { "FC-4 Descriptor", "fcdns.req.fc4desc", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_req_ip, { "IP Address", "fcdns.req.ip", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rjtdetail, { "Reason Code Explanation", "fcdns.rply.reasondet", FT_UINT8, BASE_HEX, VALS (fc_dns_rjt_det_code_val), 0x0, NULL, HFILL } }, { &hf_fcdns_zone_mbrtype, { "Zone Member Type", "fcdns.zone.mbrtype", FT_UINT8, BASE_HEX, VALS (fc_swils_zonembr_type_val), 0x0, NULL, HFILL } }, { &hf_fcdns_zone_mbrid, { "Member Identifier", "fcdns.zone.mbrid", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zone_mbrid_wwn, { "Member Identifier", "fcdns.zone.mbrid.wwn", FT_FCWWN, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zone_mbrid_uint, { "Member Identifier", "fcdns.zone.mbrid.uint", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zone_mbrid_fc, { "Member Identifier", "fcdns.zone.mbrid.fc", FT_BYTES, SEP_DOT, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_id_length, { "Identifier Length", "fcdns.id_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zone_flags, { "Flags", "fcdns.zone_flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zonelen, { "Name Length", "fcdns.zone_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_zonenm, { "Zone Name", "fcdns.zonename", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_portip, { "Port IP Address", "fcdns.portip", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_num_entries, { "Number of Entries", "fcdns.num_entries", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_sw2_objfmt, { "Name Entry Object Format", "fcdns.entry.objfmt", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_num_fc4desc, { "Number of FC4 Descriptors Registered", "fcdns.entry.numfc4desc", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_rply_ownerid, { "Owner Id", "fcdns.rply.ownerid", FT_BYTES, SEP_DOT, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_maxres_size, { "Maximum/Residual Size", "fcdns.maxres_size", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_reply_cos, { "Class of Service Supported", "fcdns.reply.cos", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_cos_f, { "F", "fcdns.cos.f", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000001, NULL, HFILL } }, { &hf_fcdns_cos_1, { "1", "fcdns.cos.1", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000002, NULL, HFILL } }, { &hf_fcdns_cos_2, { "2", "fcdns.cos.2", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000004, NULL, HFILL } }, { &hf_fcdns_cos_3, { "3", "fcdns.cos.3", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000008, NULL, HFILL } }, { &hf_fcdns_cos_4, { "4", "fcdns.cos.4", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000010, NULL, HFILL } }, { &hf_fcdns_cos_6, { "6", "fcdns.cos.6", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000040, NULL, HFILL } }, { &hf_fcdns_fc4type_llcsnap, { "LLC/SNAP", "fcdns.fc4types.llc_snap", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000010, NULL, HFILL } }, { &hf_fcdns_fc4type_ip, { "IP", "fcdns.fc4types.ip", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000020, NULL, HFILL } }, { &hf_fcdns_fc4type_fcp, { "FCP", "fcdns.fc4types.fcp", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000100, NULL, HFILL } }, { &hf_fcdns_fc4type_swils, { "SW_ILS", "fcdns.fc4types.swils", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000010, NULL, HFILL } }, { &hf_fcdns_fc4type_snmp, { "SNMP", "fcdns.fc4types.snmp", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000004, NULL, HFILL } }, { &hf_fcdns_fc4type_gs3, { "GS3", "fcdns.fc4types.gs3", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000001, NULL, HFILL } }, { &hf_fcdns_fc4type_vi, { "VI", "fcdns.fc4types.vi", FT_BOOLEAN, 32, TFS(&tfs_set_notset), 0x00000001, NULL, HFILL } }, { &hf_fcdns_fc4features, { "FC-4 Feature Bits", "fcdns.fc4features", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_fcdns_fc4features_i, { "I", "fcdns.fc4features.i", FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, NULL, HFILL } }, { &hf_fcdns_fc4features_t, { "T", "fcdns.fc4features.t", FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, NULL, HFILL } }, { &hf_fcdns_req_fc4type, { "FC-4 Type", "fcdns.req.fc4type", FT_UINT8, BASE_HEX, VALS (fc_fc4_val), 0x0, NULL, HFILL } }, }; static int *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; proto_fcdns = proto_register_protocol("Fibre Channel Name Server", "FC-dNS", "fcdns"); proto_register_field_array(proto_fcdns, hf, array_length(hf)); 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 = register_dissector("fcdns", 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 - https://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: */