LTE RLC graphs - initial version

Change-Id: Ic5f2c353ae1f787ac19cb575a938cb093ff5f6dc
Reviewed-on: https://code.wireshark.org/review/10930
Petri-Dish: Martin Mathieson <martin.r.mathieson@googlemail.com>
Reviewed-by: Martin Mathieson <martin.r.mathieson@googlemail.com>

1 files changed, 103 insertions, 0 deletions

diff --git a/ui/tap-rlc-graph.h b/ui/tap-rlc-graph.h
new file mode 100644
index 0000000000..1312ef12c2
--- /dev/null
+++ b/ui/tap-rlc-graph.h
@@ -0,0 +1,103 @@
+/* tap-rlc-stream.h
+ * LTE RLC stream statistics
+ *
+ * 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_RLC_GRAPH_H__
+#define __TAP_RLC_GRAPH_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#include <epan/epan.h>
+#include <epan/packet.h>
+#include <wiretap/wtap.h>
+#include <cfile.h>
+#include <epan/dissectors/packet-rlc-lte.h>
+
+struct rlc_segment {
+    struct rlc_segment *next;
+    guint32 num;            /* framenum */
+    guint32 rel_secs;
+    guint32 rel_usecs;
+    guint32 abs_secs;
+    guint32 abs_usecs;
+
+    gboolean        isControlPDU;
+    guint16         SN;
+    guint16         isResegmented;
+    guint16         ACKNo;
+    #define MAX_NACKs 128
+    guint16         noOfNACKs;
+    guint16         NACKs[MAX_NACKs];
+
+    guint16         ueid;
+    guint16         channelType;
+    guint16         channelId;
+    guint8          rlcMode;
+    guint8          direction;
+};
+
+/* A collection of channels that may be found in one frame.  Used when working out
+   which channel(s) are present in a frame. */
+typedef struct _th_t {
+    int num_hdrs;
+    #define MAX_SUPPORTED_CHANNELS 8
+    rlc_lte_tap_info *rlchdrs[MAX_SUPPORTED_CHANNELS];
+} th_t;
+
+struct rlc_graph {
+    /* List of segments to show */
+    struct rlc_segment *segments;
+    struct rlc_segment *last_segment;
+
+    /* These are filled in with the channel/direction this graph is showing */
+    gboolean        channelSet;
+    guint16         ueid;
+    guint16         channelType;
+    guint16         channelId;
+    guint8          rlcMode;
+    guint8          direction;
+
+    /* Lists of elements to draw. N.B. GTK version only. */
+    struct element_list *elists;
+};
+
+gboolean rlc_graph_segment_list_get(capture_file *cf, struct rlc_graph *tg, gboolean stream_known,
+                                    char **err_string, gboolean *free_err_string);
+void rlc_graph_segment_list_free(struct rlc_graph * );
+
+
+
+int compare_rlc_headers(guint16 ueid1, guint16 channelType1, guint16 channelId1, guint8 rlcMode1, guint8 direction1,
+                        guint16 ueid2, guint16 channelType2, guint16 channelId2, guint8 rlcMode2, guint8 direction2,
+                        gboolean isControlFrame);
+rlc_lte_tap_info *select_rlc_lte_session(capture_file *cf, struct rlc_segment *hdrs,
+                                         gchar **err_msg, gboolean *free_err_msg);
+int rlc_lte_tap_for_graph_data(void *pct, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *vip);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+
+#endif