/* packet-sbc-ap.c * Routines for SBc Application Part (SBc-AP) packet dissection * * $Id$ * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * Ref 3GPP TS 29.168 */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include #include #include #include "packet-ber.h" #include "packet-per.h" #include "packet-e212.h" #define PNAME "SBc Application Part" #define PSNAME "SBCAP" #define PFNAME "sbcap" /* The registered port number for SBc-AP is 29168. * The registered payload protocol identifier for SBc-AP is 24. */ #define SBC_AP_PORT 29168 static dissector_handle_t sbc_ap_handle=NULL; #include "packet-sbc-ap-val.h" /* Initialize the protocol and registered fields */ static int proto_sbc_ap = -1; #include "packet-sbc-ap-hf.c" /* Initialize the subtree pointers */ static int ett_sbc_ap = -1; #include "packet-sbc-ap-ett.c" enum{ INITIATING_MESSAGE, SUCCESSFUL_OUTCOME, UNSUCCESSFUL_OUTCOME }; /* Global variables */ static guint32 ProcedureCode; static guint32 ProtocolIE_ID; static guint32 ProtocolExtensionID; static int global_sbc_ap_port = SBC_AP_PORT; /* Dissector tables */ static dissector_table_t sbc_ap_ies_dissector_table; static dissector_table_t sbc_ap_extension_dissector_table; static dissector_table_t sbc_ap_proc_imsg_dissector_table; static dissector_table_t sbc_ap_proc_sout_dissector_table; static dissector_table_t sbc_ap_proc_uout_dissector_table; static int dissect_ProtocolIEFieldValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree); static int dissect_ProtocolExtensionFieldExtensionValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree); static int dissect_InitiatingMessageValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree); static int dissect_SuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree); static int dissect_UnsuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree); #include "packet-sbc-ap-fn.c" static int dissect_ProtocolIEFieldValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_ies_dissector_table, ProtocolIE_ID, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } /* Currently not used static int dissect_ProtocolIEFieldPairFirstValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_ies_p1_dissector_table, ProtocolIE_ID, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } static int dissect_ProtocolIEFieldPairSecondValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_ies_p2_dissector_table, ProtocolIE_ID, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } */ static int dissect_ProtocolExtensionFieldExtensionValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_extension_dissector_table, ProtocolExtensionID, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } static int dissect_InitiatingMessageValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_proc_imsg_dissector_table, ProcedureCode, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } static int dissect_SuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_proc_sout_dissector_table, ProcedureCode, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } static int dissect_UnsuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { return (dissector_try_uint(sbc_ap_proc_uout_dissector_table, ProcedureCode, tvb, pinfo, tree)) ? tvb_length(tvb) : 0; } static void dissect_sbc_ap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *sbc_ap_item = NULL; proto_tree *sbc_ap_tree = NULL; /* make entry in the Protocol column on summary display */ if (check_col(pinfo->cinfo, COL_PROTOCOL)) col_set_str(pinfo->cinfo, COL_PROTOCOL, PNAME); /* create the sbc_ap protocol tree */ if (tree) { sbc_ap_item = proto_tree_add_item(tree, proto_sbc_ap, tvb, 0, -1, ENC_NA); sbc_ap_tree = proto_item_add_subtree(sbc_ap_item, ett_sbc_ap); dissect_SBC_AP_PDU_PDU(tvb, pinfo, sbc_ap_tree); } } /*--- proto_register_sbc_ap -------------------------------------------*/ void proto_register_sbc_ap(void) { /* List of fields */ static hf_register_info hf[] = { #include "packet-sbc-ap-hfarr.c" }; /* List of subtrees */ static gint *ett[] = { &ett_sbc_ap, #include "packet-sbc-ap-ettarr.c" }; /* Register protocol */ proto_sbc_ap = proto_register_protocol(PNAME, PSNAME, PFNAME); /* Register fields and subtrees */ proto_register_field_array(proto_sbc_ap, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); /* Register dissector tables */ sbc_ap_ies_dissector_table = register_dissector_table("sbc_ap.ies", "SBC-AP-PROTOCOL-IES", FT_UINT32, BASE_DEC); sbc_ap_extension_dissector_table = register_dissector_table("sbc_ap.extension", "SBC-AP-PROTOCOL-EXTENSION", FT_UINT32, BASE_DEC); sbc_ap_proc_imsg_dissector_table = register_dissector_table("sbc_ap.proc.imsg", "SBC-AP-ELEMENTARY-PROCEDURE InitiatingMessage", FT_UINT32, BASE_DEC); sbc_ap_proc_sout_dissector_table = register_dissector_table("sbc_ap.proc.sout", "SBC-AP-ELEMENTARY-PROCEDURE SuccessfulOutcome", FT_UINT32, BASE_DEC); sbc_ap_proc_uout_dissector_table = register_dissector_table("sbc_ap.proc.uout", "SBC-AP-ELEMENTARY-PROCEDURE UnsuccessfulOutcome", FT_UINT32, BASE_DEC); } /*--- proto_reg_handoff_sbc_ap ---------------------------------------*/ void proto_reg_handoff_sbc_ap(void) { static gboolean inited = FALSE; static guint SctpPort; if( !inited ) { sbc_ap_handle = create_dissector_handle(dissect_sbc_ap, proto_sbc_ap); dissector_add_uint("sctp.ppi", SBC_AP_PAYLOAD_PROTOCOL_ID, sbc_ap_handle); inited = TRUE; #include "packet-sbc-ap-dis-tab.c" } else { if (SctpPort != 0) { dissector_delete_uint("sctp.port", SctpPort, sbc_ap_handle); } } SctpPort = global_sbc_ap_port; if (SctpPort != 0) { dissector_add_uint("sctp.port", SctpPort, sbc_ap_handle); } }