2 * VoIP calls summary addition for Wireshark
4 * Copyright 2004, Ericsson , Spain
5 * By Francisco Alcoba <francisco.alcoba@ericsson.com>
7 * based on h323_calls.h
8 * Copyright 2004, Iskratel, Ltd, Kranj
9 * By Miha Jemec <m.jemec@iskratel.si>
11 * H323, RTP and Graph Support
12 * By Alejandro Vaquero, alejandro.vaquero@verso.com
13 * Copyright 2005, Verso Technologies Inc.
15 * Wireshark - Network traffic analyzer
16 * By Gerald Combs <gerald@wireshark.org>
17 * Copyright 1998 Gerald Combs
19 * This program is free software; you can redistribute it and/or
20 * modify it under the terms of the GNU General Public License
21 * as published by the Free Software Foundation; either version 2
22 * of the License, or (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program; if not, write to the Free Software
31 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
34 #ifndef __VOIP_CALLS_H__
35 #define __VOIP_CALLS_H__
40 #include "epan/address.h"
41 #include "epan/guid-utils.h"
42 #include "epan/tap-voip.h"
44 #include "ui/tap-sequence-analysis.h"
46 /****************************************************************************/
47 extern const char *voip_call_state_name[8];
49 typedef enum _voip_protocol {
67 typedef enum _hash_indexes {
71 extern const char *voip_protocol_name[];
73 typedef enum _flow_show_options
79 /** defines specific SIP data */
81 typedef enum _sip_call_state {
87 typedef struct _sip_calls_info {
88 gchar *call_identifier;
90 sip_call_state sip_state;
93 /** defines specific ISUP data */
94 typedef struct _isup_calls_info {
100 /* defines specific H245 data */
101 typedef struct _h245_address {
102 address h245_address;
106 /** defines specific H323 data */
107 typedef struct _h323_calls_info {
108 e_guid_t *guid; /* Call ID to identify a H225 */
109 GList* h245_list; /**< list of H245 Address and ports for tunneling off calls*/
110 address h225SetupAddr; /**< we use the SETUP H225 IP to determine if packets are forward or reverse */
112 gboolean is_faststart_Setup; /**< if faststart field is included in Setup*/
113 gboolean is_faststart_Proc; /**< if faststart field is included in Proce, Alerting, Progress or Connect*/
114 gboolean is_h245Tunneling;
120 /**< defines specific MGCP data */
121 typedef struct _mgcp_calls_info {
123 gboolean fromEndpoint; /**< true if the call was originated from the Endpoint, false for calls from MGC */
126 /** defines specific ACTRACE ISDN data */
127 typedef struct _actrace_isdn_calls_info {
130 } actrace_isdn_calls_info_t;
132 /** defines specific ACTRACE CAS data */
133 typedef struct _actrace_cas_calls_info {
136 } actrace_cas_calls_info_t;
138 /** defines specific SKINNY data */
139 typedef struct _skinny_calls_info {
141 } skinny_calls_info_t;
143 /** defines a voip call */
144 typedef struct _voip_calls_info {
145 voip_call_state call_state;
146 voip_call_active_state call_active_state;
148 gchar *from_identity;
151 void(*free_prot_info)(gpointer);
152 address initial_speaker;
154 voip_protocol protocol;
155 gchar *protocol_name;
158 /**> The frame_data struct holds the frame number and timing information needed. */
159 frame_data *start_fd;
160 nstime_t start_rel_ts;
162 nstime_t stop_rel_ts;
168 * structure that holds the information about all detected calls */
169 /* struct holding all information of the tap */
171 * XXX Most of these are private to voip_calls.c. We might want to
175 typedef struct _voip_calls_tapinfo {
176 tap_reset_cb tap_reset; /**< tap reset callback */
177 tap_packet_cb tap_packet; /**< tap per-packet callback */
178 tap_draw_cb tap_draw; /**< tap draw callback */
179 int ncalls; /**< number of call */
180 GQueue* callsinfos; /**< queue with all calls */
181 GHashTable* callsinfo_hashtable[1]; /**< array of hashes per voip protocol; currently only the one for SIP is used */
182 int npackets; /**< total number of packets of all calls */
183 voip_calls_info_t* filter_calls_fwd; /**< used as filter in some tap modes */
187 seq_analysis_info_t* graph_analysis;
188 epan_t *session; /**< epan session */
189 int nrtp_streams; /**< number of rtp streams */
190 GList* rtp_stream_list; /**< list with the rtp streams */
191 guint32 rtp_evt_frame_num;
193 gboolean rtp_evt_end;
195 guint32 sdp_frame_num;
199 guint32 mtp3_frame_num;
200 struct _h245_labels *h245_labels; /**< H.245 labels */
201 gchar *q931_calling_number;
202 gchar *q931_called_number;
203 guint8 q931_cause_value;
205 guint32 q931_frame_num;
206 guint32 h225_frame_num;
207 guint16 h225_call_num;
208 int h225_cstype; /* XXX actually an enum */
209 gboolean h225_is_faststart;
210 guint32 actrace_frame_num;
211 gint32 actrace_trunk;
212 gint32 actrace_direction;
213 flow_show_options fs_option;
215 } voip_calls_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 voip_calls_init_all_taps(voip_calls_tapinfo_t *tap_id_base);
230 * Removes the voip_calls tap listener (if not already done)
231 * From that point on, the voip calls list won't be updated any more.
233 void voip_calls_remove_all_tap_listeners(voip_calls_tapinfo_t *tap_id_base);
236 * Cleans up memory of voip calls tap.
238 void voip_calls_reset(voip_calls_tapinfo_t *tapinfo);
240 #endif /* __VOIP_CALLS_H__ */
243 * Editor modelines - https://www.wireshark.org/tools/modelines.html
248 * indent-tabs-mode: nil
251 * ex: set shiftwidth=4 tabstop=8 expandtab:
252 * :indentSize=4:tabSize=8:noTabs=true: