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/** @file
*
* LTE RLC stream statistics
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __TAP_RLC_GRAPH_H__
#define __TAP_RLC_GRAPH_H__
#include <epan/epan.h>
#include <epan/packet.h>
#include <cfile.h>
#include <epan/dissectors/packet-rlc-lte.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
struct rlc_segment {
struct rlc_segment *next;
guint32 num; /* framenum */
time_t rel_secs;
guint32 rel_usecs;
gboolean isControlPDU;
guint16 SN;
guint16 isResegmented;
guint16 ACKNo;
#define MAX_NACKs 128
guint16 noOfNACKs;
guint16 NACKs[MAX_NACKs];
guint16 pduLength;
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;
};
gboolean rlc_graph_segment_list_get(capture_file *cf, struct rlc_graph *tg, gboolean stream_known,
char **err_string);
void rlc_graph_segment_list_free(struct rlc_graph * );
gboolean 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);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif
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