From e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 10 Apr 2024 22:34:10 +0200
Subject: Adding upstream version 4.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 ui/rtp_stream.c | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 ui/rtp_stream.c

(limited to 'ui/rtp_stream.c')

diff --git a/ui/rtp_stream.c b/ui/rtp_stream.c
new file mode 100644
index 0000000..2dc2393
--- /dev/null
+++ b/ui/rtp_stream.c
@@ -0,0 +1,140 @@
+/* rtp_stream.c
+ * RTP streams summary addition for Wireshark
+ *
+ * Copyright 2003, Alcatel Business Systems
+ * By Lars Ruoff <lars.ruoff@gmx.net>
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "file.h"
+
+#include <epan/epan.h>
+#include <epan/packet.h>
+#include <epan/tap.h>
+#include <epan/dissectors/packet-rtp.h>
+#include <epan/addr_resolv.h>
+
+#include "ui/alert_box.h"
+#include "ui/simple_dialog.h"
+#include "ui/rtp_stream.h"
+#include "ui/tap-rtp-common.h"
+#include <wsutil/file_util.h>
+
+
+/****************************************************************************/
+/* scan for RTP streams */
+void
+show_tap_registration_error(GString *error_string)
+{
+    simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
+        "%s", error_string->str);
+}
+
+/****************************************************************************/
+/* scan for RTP streams */
+void rtpstream_scan(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file, const char *fstring)
+{
+    gboolean was_registered;
+
+    if (!tapinfo || !cap_file) {
+        return;
+    }
+
+    was_registered = tapinfo->is_registered;
+    if (!tapinfo->is_registered)
+        register_tap_listener_rtpstream(tapinfo, fstring, show_tap_registration_error);
+
+    /* RTP_STREAM_DEBUG("scanning %s, filter: %s", cap_file->filename, fstring); */
+    tapinfo->mode = TAP_ANALYSE;
+    cf_retap_packets(cap_file);
+
+    if (!was_registered)
+        remove_tap_listener_rtpstream(tapinfo);
+}
+
+
+/****************************************************************************/
+/* save rtp dump of stream_fwd */
+gboolean rtpstream_save(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file, rtpstream_info_t* stream, const gchar *filename)
+{
+    gboolean was_registered;
+
+    if (!tapinfo) {
+        return FALSE;
+    }
+
+    was_registered = tapinfo->is_registered;
+
+    /* open file for saving */
+    tapinfo->save_file = ws_fopen(filename, "wb");
+    if (tapinfo->save_file==NULL) {
+        open_failure_alert_box(filename, errno, TRUE);
+        return FALSE;
+    }
+
+    rtp_write_header(stream, tapinfo->save_file);
+    if (ferror(tapinfo->save_file)) {
+        write_failure_alert_box(filename, errno);
+        fclose(tapinfo->save_file);
+        return FALSE;
+    }
+
+    if (!tapinfo->is_registered)
+        register_tap_listener_rtpstream(tapinfo, NULL, show_tap_registration_error);
+
+    tapinfo->mode = TAP_SAVE;
+    tapinfo->filter_stream_fwd = stream;
+    cf_retap_packets(cap_file);
+    tapinfo->mode = TAP_ANALYSE;
+
+    if (!was_registered)
+        remove_tap_listener_rtpstream(tapinfo);
+
+    if (ferror(tapinfo->save_file)) {
+        write_failure_alert_box(filename, errno);
+        fclose(tapinfo->save_file);
+        return FALSE;
+    }
+
+    if (fclose(tapinfo->save_file) == EOF) {
+        write_failure_alert_box(filename, errno);
+        return FALSE;
+    }
+    return TRUE;
+}
+
+/****************************************************************************/
+/* mark packets in stream_fwd or stream_rev */
+void rtpstream_mark(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file, rtpstream_info_t* stream_fwd, rtpstream_info_t* stream_rev)
+{
+    gboolean was_registered;
+
+    if (!tapinfo) {
+        return;
+    }
+
+    was_registered = tapinfo->is_registered;
+
+    if (!tapinfo->is_registered)
+        register_tap_listener_rtpstream(tapinfo, NULL, show_tap_registration_error);
+
+    tapinfo->mode = TAP_MARK;
+    tapinfo->filter_stream_fwd = stream_fwd;
+    tapinfo->filter_stream_rev = stream_rev;
+    cf_retap_packets(cap_file);
+    tapinfo->mode = TAP_ANALYSE;
+
+    if (!was_registered)
+        remove_tap_listener_rtpstream(tapinfo);
+}
-- 
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