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authorGerald Combs <gerald@wireshark.org>2015-09-03 11:46:20 -0700
committerGerald Combs <gerald@wireshark.org>2015-09-03 21:48:48 +0000
commite4d9ce18d8008e29c824d6de89b04eb486532755 (patch)
treeef20e949a410782d6d319d9b0e692dea38bcd665 /ui/tap-rtp-analysis.h
parent04913778d899939cefbcfa47de50e9c9a1aa0447 (diff)
Move IAX2 analysis to the ui directory.
Rename ui/gtk/iax2_analysis.h to ui/tap-iax2-analysis.h. Move iax2_packet_analyse to ui/tap-iax2-analysis.c. Rename rtp_analysis.h to tap-rtp-analysis.h to match IAX2. Change-Id: Ice7e9ad0d7bf62d631850089c880ec09a3e101dd Reviewed-on: https://code.wireshark.org/review/10375 Reviewed-by: Gerald Combs <gerald@wireshark.org>
Diffstat (limited to 'ui/tap-rtp-analysis.h')
-rw-r--r--ui/tap-rtp-analysis.h150
1 files changed, 150 insertions, 0 deletions
diff --git a/ui/tap-rtp-analysis.h b/ui/tap-rtp-analysis.h
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+/* tap-rtp-analysis.h
+ * RTP analysis addition for Wireshark
+ *
+ * Copyright 2003, Alcatel Business Systems
+ * By Lars Ruoff <lars.ruoff@gmx.net>
+ *
+ * based on tap_rtp.c
+ * Copyright 2003, Iskratel, Ltd, Kranj
+ * By Miha Jemec <m.jemec@iskratel.si>
+ *
+ * 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 __TAP_RTP_ANALYSIS_H__
+#define __TAP_RTP_ANALYSIS_H__
+
+#include <epan/address.h>
+#include <epan/packet_info.h>
+
+/** @file
+ * ???
+ * @todo what's this?
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+void rtp_analysis(
+ address *ip_src_fwd,
+ guint32 port_src_fwd,
+ address *ip_dst_fwd,
+ guint32 port_dst_fwd,
+ guint32 ssrc_fwd,
+ address *ip_src_rev,
+ guint32 port_src_rev,
+ address *ip_dst_rev,
+ guint32 port_dst_rev,
+ guint32 ssrc_rev
+ );
+
+/****************************************************************************/
+/* structure that holds the information about the forward and reversed direction */
+typedef struct _bw_history_item {
+ double time;
+ guint32 bytes;
+} bw_history_item;
+
+#define BUFF_BW 300
+
+typedef struct _tap_rtp_stat_t {
+ gboolean first_packet; /**< do not use in code that is called after rtp_packet_analyse */
+ /* use (flags & STAT_FLAG_FIRST) instead */
+ /* all of the following fields will be initialized after
+ * rtp_packet_analyse has been called
+ */
+ address first_packet_mac_addr; /**< MAC address of first packet, used to determine duplicates due to mirroring */
+ guint32 flags; /* see STAT_FLAG-defines below */
+ guint16 seq_num;
+ guint32 timestamp;
+ guint32 first_timestamp;
+ guint32 delta_timestamp;
+ double bandwidth;
+ bw_history_item bw_history[BUFF_BW];
+ guint16 bw_start_index;
+ guint16 bw_index;
+ guint32 total_bytes;
+ guint32 clock_rate;
+ double delta;
+ double jitter;
+ double diff;
+ double skew;
+ double sumt;
+ double sumTS;
+ double sumt2;
+ double sumtTS;
+ double time; /**< Unit is ms */
+ double start_time; /**< Unit is ms */
+ double lastnominaltime;
+ double max_delta;
+ double max_jitter;
+ double max_skew;
+ double mean_jitter;
+ guint32 max_nr;
+ guint16 start_seq_nr;
+ guint16 stop_seq_nr;
+ guint32 total_nr;
+ guint32 sequence;
+ gboolean under;
+ gint cycles;
+ guint16 pt;
+ int reg_pt;
+} tap_rtp_stat_t;
+
+#define PT_UNDEFINED -1
+
+/* status flags for the flags parameter in tap_rtp_stat_t */
+#define STAT_FLAG_FIRST 0x001
+#define STAT_FLAG_MARKER 0x002
+#define STAT_FLAG_WRONG_SEQ 0x004
+#define STAT_FLAG_PT_CHANGE 0x008
+#define STAT_FLAG_PT_CN 0x010
+#define STAT_FLAG_FOLLOW_PT_CN 0x020
+#define STAT_FLAG_REG_PT_CHANGE 0x040
+#define STAT_FLAG_WRONG_TIMESTAMP 0x080
+#define STAT_FLAG_PT_T_EVENT 0x100
+#define STAT_FLAG_DUP_PKT 0x200
+
+/* forward */
+struct _rtp_info;
+
+/* function for analysing an RTP packet. Called from rtp_analysis and rtp_streams */
+extern void rtp_packet_analyse(tap_rtp_stat_t *statinfo,
+ packet_info *pinfo,
+ const struct _rtp_info *rtpinfo);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __TAP_RTP_ANALYSIS_H__ */
+
+/*
+ * Editor modelines - http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=8 expandtab:
+ * :indentSize=4:tabSize=8:noTabs=true:
+ */