2 * VoIP calls summary addition for Wireshark
6 * Copyright 2004, Ericsson , Spain
7 * By Francisco Alcoba <francisco.alcoba@ericsson.com>
9 * based on h323_calls.h
10 * Copyright 2004, Iskratel, Ltd, Kranj
11 * By Miha Jemec <m.jemec@iskratel.si>
13 * H323, RTP and Graph Support
14 * By Alejandro Vaquero, alejandro.vaquero@verso.com
15 * Copyright 2005, Verso Technologies Inc.
17 * Wireshark - Network traffic analyzer
18 * By Gerald Combs <gerald@wireshark.org>
19 * Copyright 1998 Gerald Combs
21 * This program is free software; you can redistribute it and/or
22 * modify it under the terms of the GNU General Public License
23 * as published by the Free Software Foundation; either version 2
24 * of the License, or (at your option) any later version.
26 * This program is distributed in the hope that it will be useful,
27 * but WITHOUT ANY WARRANTY; without even the implied warranty of
28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
29 * GNU General Public License for more details.
31 * You should have received a copy of the GNU General Public License
32 * along with this program; if not, write to the Free Software
33 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
36 #ifndef VOIP_CALLS_H_INCLUDED
37 #define VOIP_CALLS_H_INCLUDED
41 #include <epan/address.h>
42 #include <epan/guid-utils.h>
43 #include <epan/tap-voip.h>
45 /****************************************************************************/
46 extern const char *voip_call_state_name[8];
48 typedef enum _voip_protocol {
64 extern const char *voip_protocol_name[];
66 /* defines specific SIP data */
68 typedef enum _sip_call_state {
74 typedef struct _sip_calls_info {
75 gchar *call_identifier;
77 sip_call_state sip_state;
80 /* defines specific ISUP data */
81 typedef struct _isup_calls_info {
87 /* defines specific H245 data */
88 typedef struct _h245_address {
93 /* defines specific H323 data */
94 typedef struct _h323_calls_info {
95 e_guid_t *guid; /* Call ID to identify a H225 */
96 GList* h245_list; /* list of H245 Address and ports for tunneling off calls*/
97 address h225SetupAddr; /* we use the SETUP H225 IP to determine if packets are forward or reverse */
99 gboolean is_faststart_Setup; /* if faststart field is included in Setup*/
100 gboolean is_faststart_Proc; /* if faststart field is included in Proce, Alerting, Progress or Connect*/
101 gboolean is_h245Tunneling;
107 /* defines specific MGCP data */
108 typedef struct _mgcp_calls_info {
110 gboolean fromEndpoint; /* true if the call was originated from the Endpoint, false for calls from MGC */
113 /* defines specific ACTRACE ISDN data */
114 typedef struct _actrace_isdn_calls_info {
117 } actrace_isdn_calls_info_t;
119 /* defines specific ACTRACE CAS data */
120 typedef struct _actrace_cas_calls_info {
123 } actrace_cas_calls_info_t;
125 /* defines a voip call */
126 typedef struct _voip_calls_info {
127 voip_call_state call_state;
128 voip_call_active_state call_active_state;
130 gchar *from_identity;
133 void(*free_prot_info)(gpointer);
134 address initial_speaker;
136 guint32 first_frame_num; /* frame number of first frame */
137 guint32 last_frame_num;
138 voip_protocol protocol;
139 gchar *protocol_name;
142 gint32 start_sec, start_usec, stop_sec, stop_usec;
147 /* structure that holds the information about all detected calls */
148 /* struct holding all information of the tap */
150 typedef struct _voip_calls_tapinfo {
151 int ncalls; /* number of call */
152 GList* callsinfo_list; /* list with all calls */
153 int npackets; /* total number of packets of all calls */
154 voip_calls_info_t* filter_calls_fwd; /* used as filter in some tap modes */
155 guint32 launch_count; /* number of times the tap has been run */
159 graph_analysis_info_t* graph_analysis;
162 * Now add dummy variables, one for each tap listener.
163 * Their address will be used to distinguish between them.
182 } voip_calls_tapinfo_t;
185 /* defines a RTP stream */
186 typedef struct _voip_rtp_stream_info {
198 guint32 first_frame_num; /* frame number of first frame */
199 guint32 setup_frame_number; /* frame number of setup message */
200 /* start of recording (GMT) of this stream */
201 guint32 start_rel_sec; /* start stream rel seconds */
202 guint32 start_rel_usec; /* start stream rel microseconds */
203 guint32 stop_rel_sec; /* stop stream rel seconds */
204 guint32 stop_rel_usec; /* stop stream rel microseconds */
206 } voip_rtp_stream_info_t;
208 /* structure that holds the information about all RTP streams associated with the calls */
209 /* struct holding all information of the RTP tap */
210 typedef struct _voip_rtp_tapinfo {
211 int nstreams; /* number of rtp streams */
212 GList* list; /* list with the rtp streams */
215 } voip_rtp_tapinfo_t;
217 /****************************************************************************/
221 * Registers the voip_calls tap listeners (if not already done).
222 * From that point on, the calls list will be updated with every redissection.
223 * This function is also the entry point for the initialization routine of the tap system.
224 * So whenever voip_calls.c is added to the list of WIRESHARK_TAP_SRCs, the tap will be registered on startup.
225 * If not, it will be registered on demand by the voip_calls functions that need it.
227 void sip_calls_init_tap(void);
228 void isup_calls_init_tap(void);
229 void mtp3_calls_init_tap(void);
230 void h225_calls_init_tap(void);
231 void h245dg_calls_init_tap(void);
232 void q931_calls_init_tap(void);
233 void sdp_calls_init_tap(void);
234 void rtp_init_tap(void);
235 void rtp_event_init_tap(void);
236 void mgcp_calls_init_tap(void);
237 void actrace_calls_init_tap(void);
238 void t38_init_tap(void);
239 void h248_calls_init_tap(void);
240 void sccp_calls_init_tap(void);
241 void unistim_calls_init_tap(void);
242 void VoIPcalls_init_tap(void);
245 * Removes the voip_calls tap listener (if not already done)
246 * From that point on, the voip calls list won't be updated any more.
248 void remove_tap_listener_sip_calls(void);
249 void remove_tap_listener_isup_calls(void);
250 void remove_tap_listener_mtp3_calls(void);
251 void remove_tap_listener_h225_calls(void);
252 void remove_tap_listener_h245dg_calls(void);
253 void remove_tap_listener_q931_calls(void);
254 void remove_tap_listener_sdp_calls(void);
255 void remove_tap_listener_rtp(void);
256 void remove_tap_listener_rtp_event(void);
257 void remove_tap_listener_mgcp_calls(void);
258 void remove_tap_listener_actrace_calls(void);
259 void remove_tap_listener_t38(void);
260 void remove_tap_listener_h248_calls(void);
261 void remove_tap_listener_sccp_calls(void);
262 void remove_tap_listener_unistim_calls(void);
263 void remove_tap_listener_voip_calls(void);
266 * Retrieves a constant reference to the unique info structure of the voip_calls tap listener.
267 * The user should not modify the data pointed to.
269 voip_calls_tapinfo_t* voip_calls_get_info(void);
272 * Cleans up memory of voip calls tap.
274 void voip_calls_reset(voip_calls_tapinfo_t *tapinfo);
275 void isup_calls_reset(voip_calls_tapinfo_t *tapinfo);
276 void mtp3_calls_reset(voip_calls_tapinfo_t *tapinfo);
277 void q931_calls_reset(voip_calls_tapinfo_t *tapinfo);
279 void graph_analysis_data_init(void);
281 #endif /*VOIP_CALLS_H_INCLUDED*/