diff options
Diffstat (limited to 'epan/dissectors/asn1/ilp/packet-ilp-template.c')
-rw-r--r-- | epan/dissectors/asn1/ilp/packet-ilp-template.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/epan/dissectors/asn1/ilp/packet-ilp-template.c b/epan/dissectors/asn1/ilp/packet-ilp-template.c new file mode 100644 index 0000000000..5c560d5503 --- /dev/null +++ b/epan/dissectors/asn1/ilp/packet-ilp-template.c @@ -0,0 +1,162 @@ +/* packet-ilp.c + * Routines for OMA Internal Location Protocol packet dissection + * Copyright 2006, e.yimjia <jy.m12.0@gmail.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. + * + * ref OMA-TS-ILP-V2_0_1-20121205-A + * http://www.openmobilealliance.org + */ + +#include "config.h" + +#include <epan/packet.h> +#include <epan/prefs.h> +#include <epan/asn1.h> + +#include "packet-per.h" +#include "packet-tcp.h" +#include "packet-gsm_map.h" +#include "packet-e164.h" +#include "packet-e212.h" + +#define PNAME "OMA Internal Location Protocol" +#define PSNAME "ILP" +#define PFNAME "ilp" + +void proto_register_ilp(void); + +static dissector_handle_t rrlp_handle; +static dissector_handle_t lpp_handle; + +/* IANA Registered Ports + * oma-ilp 7276/tcp OMA Internal Location + */ +static guint gbl_ilp_port = 7276; + +/* Initialize the protocol and registered fields */ +static int proto_ilp = -1; + + +#define ILP_HEADER_SIZE 2 + +static gboolean ilp_desegment = TRUE; + +#include "packet-ilp-hf.c" +static int hf_ilp_mobile_directory_number = -1; + +/* Initialize the subtree pointers */ +static gint ett_ilp = -1; +static gint ett_ilp_setid = -1; +#include "packet-ilp-ett.c" + +/* Include constants */ +#include "packet-ilp-val.h" + + +#include "packet-ilp-fn.c" + + +static guint +get_ilp_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_) +{ + /* PDU length = Message length */ + return tvb_get_ntohs(tvb,offset); +} + +static int +dissect_ilp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data) +{ + tcp_dissect_pdus(tvb, pinfo, tree, ilp_desegment, ILP_HEADER_SIZE, + get_ilp_pdu_len, dissect_ILP_PDU_PDU, data); + return tvb_captured_length(tvb); +} + +void proto_reg_handoff_ilp(void); + +/*--- proto_register_ilp -------------------------------------------*/ +void proto_register_ilp(void) { + + /* List of fields */ + static hf_register_info hf[] = { + +#include "packet-ilp-hfarr.c" + { &hf_ilp_mobile_directory_number, + { "Mobile Directory Number", "ilp.mobile_directory_number", + FT_STRING, BASE_NONE, NULL, 0, + NULL, HFILL }}, + }; + + /* List of subtrees */ + static gint *ett[] = { + &ett_ilp, + &ett_ilp_setid, +#include "packet-ilp-ettarr.c" + }; + + module_t *ilp_module; + + + /* Register protocol */ + proto_ilp = proto_register_protocol(PNAME, PSNAME, PFNAME); + register_dissector("ilp", dissect_ilp_tcp, proto_ilp); + + /* Register fields and subtrees */ + proto_register_field_array(proto_ilp, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); + + ilp_module = prefs_register_protocol(proto_ilp,proto_reg_handoff_ilp); + + prefs_register_bool_preference(ilp_module, "desegment_ilp_messages", + "Reassemble ILP messages spanning multiple TCP segments", + "Whether the ILP dissector should reassemble messages spanning multiple TCP segments." + " To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\" in the TCP protocol settings.", + &ilp_desegment); + + /* Register a configuration option for port */ + prefs_register_uint_preference(ilp_module, "tcp.port", + "ILP TCP Port", + "Set the TCP port for ILP messages(IANA registered port is 7276)", + 10, + &gbl_ilp_port); + +} + + +/*--- proto_reg_handoff_ilp ---------------------------------------*/ +void +proto_reg_handoff_ilp(void) +{ + static gboolean initialized = FALSE; + static dissector_handle_t ilp_handle; + static guint local_ilp_port; + + if (!initialized) { + ilp_handle = find_dissector("ilp"); + dissector_add_string("media_type","application/oma-supl-ilp", ilp_handle); + rrlp_handle = find_dissector("rrlp"); + lpp_handle = find_dissector("lpp"); + initialized = TRUE; + } else { + dissector_delete_uint("tcp.port", local_ilp_port, ilp_handle); + } + + local_ilp_port = gbl_ilp_port; + dissector_add_uint("tcp.port", gbl_ilp_port, ilp_handle); +} |