ui/tap-rlc-graph.h

   1 /* tap-rlc-stream.h
   2  * LTE RLC stream statistics
   3  *
   4  * Wireshark - Network traffic analyzer
   5  * By Gerald Combs <gerald@wireshark.org>
   6  * Copyright 1998 Gerald Combs
   7  *
   8  * SPDX-License-Identifier: GPL-2.0-or-later*/
   9
  10 #ifndef __TAP_RLC_GRAPH_H__
  11 #define __TAP_RLC_GRAPH_H__
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif /* __cplusplus */
  16
  17 #include <epan/epan.h>
  18 #include <epan/packet.h>
  19 #include <cfile.h>
  20 #include <epan/dissectors/packet-rlc-lte.h>
  21
  22 struct rlc_segment {
  23     struct rlc_segment *next;
  24     guint32         num;            /* framenum */
  25     guint32         rel_secs;
  26     guint32         rel_usecs;
  27
  28     gboolean        isControlPDU;
  29     guint16         SN;
  30     guint16         isResegmented;
  31     guint16         ACKNo;
  32     #define MAX_NACKs 128
  33     guint16         noOfNACKs;
  34     guint16         NACKs[MAX_NACKs];
  35     guint16         pduLength;
  36
  37     guint16         ueid;
  38     guint16         channelType;
  39     guint16         channelId;
  40     guint8          rlcMode;
  41     guint8          direction;
  42 };
  43
  44 /* A collection of channels that may be found in one frame.  Used when working out
  45    which channel(s) are present in a frame. */
  46 typedef struct _th_t {
  47     int num_hdrs;
  48     #define MAX_SUPPORTED_CHANNELS 8
  49     rlc_lte_tap_info *rlchdrs[MAX_SUPPORTED_CHANNELS];
  50 } th_t;
  51
  52 struct rlc_graph {
  53     /* List of segments to show */
  54     struct rlc_segment *segments;
  55     struct rlc_segment *last_segment;
  56
  57     /* These are filled in with the channel/direction this graph is showing */
  58     gboolean        channelSet;
  59     guint16         ueid;
  60     guint16         channelType;
  61     guint16         channelId;
  62     guint8          rlcMode;
  63     guint8          direction;
  64
  65     /* Lists of elements to draw. N.B. GTK version only. */
  66     struct element_list *elists;
  67 };
  68
  69 gboolean rlc_graph_segment_list_get(capture_file *cf, struct rlc_graph *tg, gboolean stream_known,
  70                                     char **err_string);
  71 void rlc_graph_segment_list_free(struct rlc_graph * );
  72
  73
  74
  75 gboolean compare_rlc_headers(guint16 ueid1, guint16 channelType1, guint16 channelId1, guint8 rlcMode1, guint8 direction1,
  76                             guint16 ueid2, guint16 channelType2, guint16 channelId2, guint8 rlcMode2, guint8 direction2,
  77                             gboolean isControlFrame);
  78 rlc_lte_tap_info *select_rlc_lte_session(capture_file *cf, struct rlc_segment *hdrs,
  79                                          gchar **err_msg);
  80
  81
  82 #ifdef __cplusplus
  83 }
  84 #endif /* __cplusplus */
  85
  86
  87 #endif