Qt: Add the RTP Streams dialog.

Add keyboard shortcuts. Note that not all of the buttons made it from
GTK+.  Add a "Go to setup frame" option.

Move rtp_streams.c from ui/gtk to ui.

Add a help URL for RTP analysis (which needs to be split into streams +
analysis).

Fix RTP stream packet marking.

Change-Id: Ifb8192ff701a933422509233d76461a46e459f4f
Reviewed-on: https://code.wireshark.org/review/6852
Petri-Dish: Gerald Combs <gerald@wireshark.org>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Gerald Combs <gerald@wireshark.org>

1 files changed, 231 insertions, 0 deletions

diff --git a/ui/rtp_stream.c b/ui/rtp_stream.c
new file mode 100644
index 0000000000..f188d0bd5b
--- /dev/null
+++ b/ui/rtp_stream.c
@@ -0,0 +1,231 @@
+/* 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
+ *
+ * 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.
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#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>
+
+
+/****************************************************************************/
+/* redraw the output */
+static void rtpstream_draw(void *ti_ptr)
+{
+    rtpstream_tapinfo_t *tapinfo = (rtpstream_tapinfo_t *)ti_ptr;
+/* XXX: see rtpstream_on_update in rtp_streams_dlg.c for comments
+    g_signal_emit_by_name(top_level, "signal_rtpstream_update");
+*/
+    if (tapinfo && tapinfo->tap_draw) {
+        tapinfo->tap_draw(ti_ptr);
+    }
+    return;
+}
+
+
+/****************************************************************************/
+/* scan for RTP streams */
+void rtpstream_scan(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file)
+{
+    gboolean was_registered;
+
+    if (!tapinfo || !cap_file) {
+        return;
+    }
+
+    was_registered = tapinfo->is_registered;
+    if (!tapinfo->is_registered)
+        register_tap_listener_rtp_stream(tapinfo);
+
+    tapinfo->mode = TAP_ANALYSE;
+    cf_retap_packets(cap_file);
+
+    if (!was_registered)
+        remove_tap_listener_rtp_stream(tapinfo);
+}
+
+
+/****************************************************************************/
+/* save rtp dump of stream_fwd */
+gboolean rtpstream_save(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file, rtp_stream_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_rtp_stream(tapinfo);
+
+    tapinfo->mode = TAP_SAVE;
+    tapinfo->filter_stream_fwd = stream;
+    cf_retap_packets(cap_file);
+    tapinfo->mode = TAP_ANALYSE;
+
+    if (!was_registered)
+        remove_tap_listener_rtp_stream(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;
+}
+
+/****************************************************************************/
+/* compare the endpoints of two RTP streams */
+gboolean rtp_stream_info_is_reverse(const rtp_stream_info_t *stream_a, rtp_stream_info_t *stream_b)
+{
+    if (stream_a == NULL || stream_b == NULL)
+        return FALSE;
+
+    if ((ADDRESSES_EQUAL(&(stream_a->src_addr), &(stream_b->dest_addr)))
+        && (stream_a->src_port == stream_b->dest_port)
+        && (ADDRESSES_EQUAL(&(stream_a->dest_addr), &(stream_b->src_addr)))
+        && (stream_a->dest_port == stream_b->src_port))
+        return TRUE;
+    else
+        return FALSE;
+}
+
+/****************************************************************************/
+/* mark packets in stream_fwd or stream_rev */
+void rtpstream_mark(rtpstream_tapinfo_t *tapinfo, capture_file *cap_file, rtp_stream_info_t* stream_fwd, rtp_stream_info_t* stream_rev)
+{
+    gboolean was_registered;
+
+    if (!tapinfo) {
+        return;
+    }
+
+    was_registered = tapinfo->is_registered;
+
+    if (!tapinfo->is_registered)
+        register_tap_listener_rtp_stream(tapinfo);
+
+    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_rtp_stream(tapinfo);
+}
+
+
+/****************************************************************************/
+/* TAP INTERFACE */
+/****************************************************************************/
+
+/****************************************************************************/
+void
+remove_tap_listener_rtp_stream(rtpstream_tapinfo_t *tapinfo)
+{
+    if (tapinfo && tapinfo->is_registered) {
+        remove_tap_listener(tapinfo);
+        tapinfo->is_registered = FALSE;
+    }
+}
+
+
+/****************************************************************************/
+void
+register_tap_listener_rtp_stream(rtpstream_tapinfo_t *tapinfo)
+{
+    GString *error_string;
+
+    if (!tapinfo) {
+        return;
+    }
+
+    if (!tapinfo->is_registered) {
+        error_string = register_tap_listener("rtp", tapinfo,
+            NULL, 0, rtpstream_reset_cb, rtpstream_packet,
+            rtpstream_draw);
+
+        if (error_string != NULL) {
+            simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
+                          "%s", error_string->str);
+            g_string_free(error_string, TRUE);
+            exit(1);
+        }
+
+        tapinfo->is_registered = TRUE;
+    }
+}
+
+/*
+ * 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:
+ */