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/** @file
*
* Definitions for packet capture windows
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
/* This file should only be included if libpcap is present */
#ifndef __CAPTURE_H__
#define __CAPTURE_H__
/** @file
* Capture related things.
*/
#include "capture_opts.h"
#include "capture_info.h"
#include "cfile.h"
#include "capture/capture_session.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef enum {
capture_cb_capture_prepared,
capture_cb_capture_update_started,
capture_cb_capture_update_continue,
capture_cb_capture_update_finished,
capture_cb_capture_fixed_started,
capture_cb_capture_fixed_continue,
capture_cb_capture_fixed_finished,
capture_cb_capture_stopping,
capture_cb_capture_failed
} capture_cbs;
typedef void (*capture_callback_t) (gint event, capture_session *cap_session,
gpointer user_data);
extern void
capture_callback_add(capture_callback_t func, gpointer user_data);
extern void
capture_callback_remove(capture_callback_t func, gpointer user_data);
/**
* Initialize a capture session.
*
* @param cap_session the handle for the capture session
* @param cf the capture_file for the file
*/
extern void
capture_input_init(capture_session *cap_session, capture_file *cf);
/**
* Start a capture session.
*
* @param capture_opts the numerous capture options
* @param capture_comments if not NULL, a GPtrArray * to a set of comments
* to put in the capture file's Section Header Block if it's a pcapng file
* @param cap_session the handle for the capture session
* @param cap_data a struct with capture info data
* @param update_cb update screen
* @return TRUE if the capture starts successfully, FALSE otherwise.
*/
extern gboolean
capture_start(capture_options *capture_opts, GPtrArray *capture_comments,
capture_session *cap_session, info_data_t* cap_data,
void(*update_cb)(void));
/** Stop a capture session (usually from a menu item). */
extern void
capture_stop(capture_session *cap_session);
/** Terminate the capture child cleanly when exiting. */
extern void
capture_kill_child(capture_session *cap_session);
struct if_stat_cache_s;
typedef struct if_stat_cache_s if_stat_cache_t;
/**
* Start gathering capture statistics for the interfaces specified.
* @param capture_opts A structure containing options for the capture.
* @return A pointer to the statistics state data.
*/
extern WS_RETNONNULL if_stat_cache_t * capture_stat_start(capture_options *capture_opts);
/**
* Fetch capture statistics, similar to pcap_stats().
*/
struct pcap_stat; /* Stub in case we don't or haven't yet included pcap.h */
extern gboolean capture_stats(if_stat_cache_t *sc, char *ifname, struct pcap_stat *ps);
/**
* Stop gathering capture statistics.
*/
void capture_stat_stop(if_stat_cache_t *sc);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* capture.h */
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