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/** @file
*
* Utility definitions
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __UTIL_H__
#define __UTIL_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Collect command-line arguments as a string consisting of the arguments,
* separated by spaces.
*/
char *get_args_as_string(int argc, char **argv, int optindex);
/* Compute the difference between two seconds/microseconds time stamps.
* Beware: we're using nanosecond resolution now and function is currently unused
*/
void compute_timestamp_diff(gint *diffsec, gint *diffusec,
guint32 sec1, guint32 usec1, guint32 sec2, guint32 usec2);
/* Try to figure out if we're remotely connected, e.g. via ssh or
Terminal Server, and create a capture filter that matches aspects of the
connection. We match the following environment variables:
SSH_CONNECTION (ssh): <remote IP> <remote port> <local IP> <local port>
SSH_CLIENT (ssh): <remote IP> <remote port> <local port>
REMOTEHOST (tcsh, others?): <remote name>
DISPLAY (x11): [remote name]:<display num>
CLIENTNAME (terminal server): <remote name>
*/
const char *get_conn_cfilter(void);
/** Check if we're running on a remote connection.
* @return TRUE if we're running remotely, FALSE if local.
*/
gboolean display_is_remote(void);
/** Get the latest directory in which a file has been opened.
*
* @return the dirname
*/
extern const char *get_last_open_dir(void);
/** Set the latest directory in which a file has been opened.
*
* @param dirname the dirname
*/
extern void set_last_open_dir(const char *dirname);
/** Get the initial directory to use in file open dialogs.
*
* @return the dirname
*/
extern const char *get_open_dialog_initial_dir(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __UTIL_H__ */
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