Adding upstream version 4.2.2.upstream/4.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/ui/tap-iax2-analysis.h b/ui/tap-iax2-analysis.h
new file mode 100644
index 00000000..c3a1167a
--- /dev/null
+++ b/ui/tap-iax2-analysis.h
@@ -0,0 +1,98 @@
+/** @file
+ *
+ * IAX2 analysis addition for Wireshark
+ *
+ * based on rtp_analysis.c
+ * 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
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef __TAP_IAX2_ANALYSIS_H__
+#define __TAP_IAX2_ANALYSIS_H__
+
+#include <epan/address.h>
+#include <epan/packet_info.h>
+
+/** @file
+ *  ???
+ *  @todo what's this?
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/****************************************************************************/
+/* structure that holds the information about the forward and reversed direction */
+typedef struct _iax2_bw_history_item {
+    double time;
+    guint32 bytes;
+} iax2_bw_history_item;
+
+#define BUFF_BW 300
+
+typedef struct _tap_iax2_stat_t {
+    gboolean first_packet;     /* do not use in code that is called after iax2_packet_analyse */
+    /* use (flags & STAT_FLAG_FIRST) instead */
+    /* all of the following fields will be initialized after
+       iax2_packet_analyse has been called */
+    guint32 flags;             /* see STAT_FLAG-defines below */
+    guint16 seq_num;
+    guint32 timestamp;
+    guint32 delta_timestamp;
+    double bandwidth;
+    iax2_bw_history_item bw_history[BUFF_BW];
+    guint16 bw_start_index;
+    guint16 bw_index;
+    guint32 total_bytes;
+    double delta;
+    double jitter;
+    double diff;
+    double time;
+    double start_time;
+    double max_delta;
+    double max_jitter;
+    double mean_jitter;
+    guint32 max_nr;
+    guint16 start_seq_nr;
+    guint16 stop_seq_nr;
+    guint32 total_nr;
+    guint32 sequence;
+    gboolean under; /* Unused? */
+    gint cycles; /* Unused? */
+    guint16 pt;
+    int reg_pt;
+} tap_iax2_stat_t;
+
+#define PT_UNDEFINED -1
+
+/* status flags for the flags parameter in tap_iax2_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
+
+/* function for analysing an IAX2 packet. Called from iax2_analysis. */
+extern void iax2_packet_analyse(tap_iax2_stat_t *statinfo,
+        packet_info *pinfo,
+        const struct _iax2_info_t *iax2info);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __TAP_IAX2_ANALYSIS_H__ */