| % SS7 service handler for dumping MTP3 payload (testing) |
| |
| % (C) 2010-2011 by Harald Welte <laforge@gnumonks.org> |
| % |
| % All Rights Reserved |
| % |
| % This program is free software; you can redistribute it and/or modify |
| % it under the terms of the GNU Affero General Public License as |
| % published by the Free Software Foundation; either version 3 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 Affero General Public |
| % License |
| % along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| -module(ss7_service_dump). |
| -behaviour(gen_fsm). |
| -export([start_link/1, init/1, idle/2]). |
| |
| -include_lib("osmo_ss7/include/osmo_util.hrl"). |
| -include_lib("osmo_ss7/include/mtp3.hrl"). |
| -include_lib("osmo_ss7/include/isup.hrl"). |
| -include_lib("osmo_ss7/include/sccp.hrl"). |
| |
| -record(loop_dat, { |
| ssns |
| }). |
| |
| start_link(Ssns) -> |
| gen_fsm:start_link(ss7_service_dump, [Ssns], []). |
| |
| init(Ssn) when is_integer(Ssn) -> |
| init([Ssn]); |
| init(Ssns) when is_list(Ssns) -> |
| bind_services(Ssns), |
| {ok, idle, #loop_dat{ssns = Ssns}}. |
| |
| bind_services([]) -> |
| ok; |
| bind_services([Head|Tail]) -> |
| ok = ss7_links:bind_service(Head, "ss7_service_dump"), |
| bind_services(Tail). |
| |
| parse_mtp3(#mtp3_msg{service_ind = ?MTP3_SERV_SCCP, payload = Payload}) -> |
| sccp_codec:parse_sccp_msg(Payload); |
| parse_mtp3(#mtp3_msg{service_ind = ?MTP3_SERV_ISUP, payload = Payload}) -> |
| isup_codec:parse_isup_msg(Payload). |
| |
| idle(#primitive{subsystem = 'MTP', gen_name = 'TRANSFER', |
| spec_name = indication, parameters = Mtp3Msg}, LoopDat) -> |
| io:format("ss7_service_dump in: ~p~n", [Mtp3Msg]), |
| try parse_mtp3(Mtp3Msg) of |
| Parsed -> |
| io:format("ss7_service_dump out: ~p~n", [Parsed]) |
| catch |
| _ -> |
| io:format("ss7_service_dump parser error~n") |
| end, |
| {next_state, idle, LoopDat}. |