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1 office 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 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 */
22  
23 #ifndef __TAP_RLC_GRAPH_H__
24 #define __TAP_RLC_GRAPH_H__
25  
26 #ifdef __cplusplus
27 extern "C" {
28 #endif /* __cplusplus */
29  
30 #include <epan/epan.h>
31 #include <epan/packet.h>
32 #include <wiretap/wtap.h>
33 #include <cfile.h>
34 #include <epan/dissectors/packet-rlc-lte.h>
35  
36 struct rlc_segment {
37 struct rlc_segment *next;
38 guint32 num; /* framenum */
39 guint32 rel_secs;
40 guint32 rel_usecs;
41 guint32 abs_secs;
42 guint32 abs_usecs;
43  
44 gboolean isControlPDU;
45 guint16 SN;
46 guint16 isResegmented;
47 guint16 ACKNo;
48 #define MAX_NACKs 128
49 guint16 noOfNACKs;
50 guint16 NACKs[MAX_NACKs];
51 guint16 pduLength;
52  
53 guint16 ueid;
54 guint16 channelType;
55 guint16 channelId;
56 guint8 rlcMode;
57 guint8 direction;
58 };
59  
60 /* A collection of channels that may be found in one frame. Used when working out
61 which channel(s) are present in a frame. */
62 typedef struct _th_t {
63 int num_hdrs;
64 #define MAX_SUPPORTED_CHANNELS 8
65 rlc_lte_tap_info *rlchdrs[MAX_SUPPORTED_CHANNELS];
66 } th_t;
67  
68 struct rlc_graph {
69 /* List of segments to show */
70 struct rlc_segment *segments;
71 struct rlc_segment *last_segment;
72  
73 /* These are filled in with the channel/direction this graph is showing */
74 gboolean channelSet;
75 guint16 ueid;
76 guint16 channelType;
77 guint16 channelId;
78 guint8 rlcMode;
79 guint8 direction;
80  
81 /* Lists of elements to draw. N.B. GTK version only. */
82 struct element_list *elists;
83 };
84  
85 gboolean rlc_graph_segment_list_get(capture_file *cf, struct rlc_graph *tg, gboolean stream_known,
86 char **err_string);
87 void rlc_graph_segment_list_free(struct rlc_graph * );
88  
89  
90  
91 int compare_rlc_headers(guint16 ueid1, guint16 channelType1, guint16 channelId1, guint8 rlcMode1, guint8 direction1,
92 guint16 ueid2, guint16 channelType2, guint16 channelId2, guint8 rlcMode2, guint8 direction2,
93 gboolean isControlFrame);
94 rlc_lte_tap_info *select_rlc_lte_session(capture_file *cf, struct rlc_segment *hdrs,
95 gchar **err_msg);
96 int rlc_lte_tap_for_graph_data(void *pct, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *vip);
97  
98  
99 #ifdef __cplusplus
100 }
101 #endif /* __cplusplus */
102  
103  
104 #endif