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Diffstat (limited to 'ui/voip_calls.h')
| -rw-r--r-- | ui/voip_calls.h | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/ui/voip_calls.h b/ui/voip_calls.h new file mode 100644 index 0000000000..7596610fe9 --- /dev/null +++ b/ui/voip_calls.h @@ -0,0 +1,254 @@ +/* voip_calls.h + * VoIP calls summary addition for Wireshark + * + * Copyright 2004, Ericsson , Spain + * By Francisco Alcoba <francisco.alcoba@ericsson.com> + * + * based on h323_calls.h + * Copyright 2004, Iskratel, Ltd, Kranj + * By Miha Jemec <m.jemec@iskratel.si> + * + * H323, RTP and Graph Support + * By Alejandro Vaquero, alejandro.vaquero@verso.com + * Copyright 2005, Verso Technologies Inc. + * + * 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. + */ + +#ifndef __VOIP_CALLS_H__ +#define __VOIP_CALLS_H__ + +#include <glib.h> +#include <stdio.h> + +#include "epan/address.h" +#include "epan/guid-utils.h" +#include "epan/tap-voip.h" + +#include "ui/tap-sequence-analysis.h" + +/****************************************************************************/ +extern const char *voip_call_state_name[8]; + +typedef enum _voip_protocol { + VOIP_SIP, + VOIP_ISUP, + VOIP_H323, + VOIP_MGCP, + VOIP_AC_ISDN, + VOIP_AC_CAS, + MEDIA_T38, + TEL_H248, + TEL_SCCP, + TEL_BSSMAP, + TEL_RANAP, + VOIP_UNISTIM, + VOIP_SKINNY, + VOIP_IAX2, + VOIP_COMMON +} voip_protocol; + +typedef enum _hash_indexes { + SIP_HASH=0 +} hash_indexes; + +extern const char *voip_protocol_name[]; + +typedef enum _flow_show_options +{ + FLOW_ALL, + FLOW_ONLY_INVITES +} flow_show_options; + +/** defines specific SIP data */ + +typedef enum _sip_call_state { + SIP_INVITE_SENT, + SIP_200_REC, + SIP_CANCEL_SENT +} sip_call_state; + +typedef struct _sip_calls_info { + gchar *call_identifier; + guint32 invite_cseq; + sip_call_state sip_state; +} sip_calls_info_t; + +/** defines specific ISUP data */ +typedef struct _isup_calls_info { + guint16 cic; + guint32 opc, dpc; + guint8 ni; +} isup_calls_info_t; + +/* defines specific H245 data */ +typedef struct _h245_address { + address h245_address; + guint16 h245_port; +} h245_address_t; + +/** defines specific H323 data */ +typedef struct _h323_calls_info { + e_guid_t *guid; /* Call ID to identify a H225 */ + GList* h245_list; /**< list of H245 Address and ports for tunneling off calls*/ + address h225SetupAddr; /**< we use the SETUP H225 IP to determine if packets are forward or reverse */ + gboolean is_h245; + gboolean is_faststart_Setup; /**< if faststart field is included in Setup*/ + gboolean is_faststart_Proc; /**< if faststart field is included in Proce, Alerting, Progress or Connect*/ + gboolean is_h245Tunneling; + gint32 q931_crv; + gint32 q931_crv2; + guint requestSeqNum; +} h323_calls_info_t; + +/**< defines specific MGCP data */ +typedef struct _mgcp_calls_info { + gchar *endpointId; + gboolean fromEndpoint; /**< true if the call was originated from the Endpoint, false for calls from MGC */ +} mgcp_calls_info_t; + +/** defines specific ACTRACE ISDN data */ +typedef struct _actrace_isdn_calls_info { + gint32 crv; + int trunk; +} actrace_isdn_calls_info_t; + +/** defines specific ACTRACE CAS data */ +typedef struct _actrace_cas_calls_info { + gint32 bchannel; + int trunk; +} actrace_cas_calls_info_t; + +/** defines specific SKINNY data */ +typedef struct _skinny_calls_info { + guint32 callId; +} skinny_calls_info_t; + +/** defines a voip call */ +typedef struct _voip_calls_info { + voip_call_state call_state; + voip_call_active_state call_active_state; + gchar *call_id; + gchar *from_identity; + gchar *to_identity; + gpointer prot_info; + void(*free_prot_info)(gpointer); + address initial_speaker; + guint32 npackets; + voip_protocol protocol; + gchar *protocol_name; + gchar *call_comment; + guint16 call_num; + /**> The frame_data struct holds the frame number and timing information needed. */ + frame_data *start_fd; + nstime_t start_rel_ts; + frame_data *stop_fd; + nstime_t stop_rel_ts; + gboolean selected; + +} voip_calls_info_t; + +/** + * structure that holds the information about all detected calls */ +/* struct holding all information of the tap */ +/* + * XXX Most of these are private to voip_calls.c. We might want to + * make them private. + */ +struct _h245_labels; +typedef struct _voip_calls_tapinfo { + tap_reset_cb tap_reset; /**< tap reset callback */ + tap_packet_cb tap_packet; /**< tap per-packet callback */ + tap_draw_cb tap_draw; /**< tap draw callback */ + int ncalls; /**< number of call */ + GQueue* callsinfos; /**< queue with all calls */ + GHashTable* callsinfo_hashtable[1]; /**< array of hashes per voip protocol; currently only the one for SIP is used */ + int npackets; /**< total number of packets of all calls */ + voip_calls_info_t* filter_calls_fwd; /**< used as filter in some tap modes */ + int start_packets; + int completed_calls; + int rejected_calls; + seq_analysis_info_t* graph_analysis; + epan_t *session; /**< epan session */ + int nrtp_streams; /**< number of rtp streams */ + GList* rtp_stream_list; /**< list with the rtp streams */ + guint32 rtp_evt_frame_num; + guint8 rtp_evt; + gboolean rtp_evt_end; + gchar *sdp_summary; + guint32 sdp_frame_num; + guint32 mtp3_opc; + guint32 mtp3_dpc; + guint8 mtp3_ni; + guint32 mtp3_frame_num; + struct _h245_labels *h245_labels; /**< H.245 labels */ + gchar *q931_calling_number; + gchar *q931_called_number; + guint8 q931_cause_value; + gint32 q931_crv; + guint32 q931_frame_num; + guint32 h225_frame_num; + guint16 h225_call_num; + int h225_cstype; /* XXX actually an enum */ + gboolean h225_is_faststart; + guint32 actrace_frame_num; + gint32 actrace_trunk; + gint32 actrace_direction; + flow_show_options fs_option; + gboolean redraw; +} voip_calls_tapinfo_t; + +/****************************************************************************/ +/* INTERFACE */ + +/** + * Registers the voip_calls tap listeners (if not already done). + * From that point on, the calls list will be updated with every redissection. + * This function is also the entry point for the initialization routine of the tap system. + * So whenever voip_calls.c is added to the list of WIRESHARK_TAP_SRCs, the tap will be registered on startup. + * If not, it will be registered on demand by the voip_calls functions that need it. + */ +void voip_calls_init_all_taps(voip_calls_tapinfo_t *tap_id_base); + +/** + * Removes the voip_calls tap listener (if not already done) + * From that point on, the voip calls list won't be updated any more. + */ +void voip_calls_remove_all_tap_listeners(voip_calls_tapinfo_t *tap_id_base); + +/** + * Cleans up memory of voip calls tap. + */ +void voip_calls_reset(voip_calls_tapinfo_t *tapinfo); + +#endif /* __VOIP_CALLS_H__ */ + +/* + * Editor modelines - https://www.wireshark.org/tools/modelines.html + * + * Local Variables: + * c-basic-offset: 4 + * tab-width: 8 + * indent-tabs-mode: nil + * End: + * + * ex: set shiftwidth=4 tabstop=8 expandtab: + * :indentSize=4:tabSize=8:noTabs=true: + */ + |