forked from osmocom/wireshark
79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/** @file
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef __TIME_UTIL_H__
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#define __TIME_UTIL_H__
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#include <wireshark.h>
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#include <time.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/** Converts a broken down date representation, relative to UTC,
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* to a timestamp
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*/
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WS_DLL_PUBLIC
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time_t mktime_utc(struct tm *tm);
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/** Validate the values in a time_t.
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* Currently checks tm_year, tm_mon, tm_mday, tm_hour, tm_min, and tm_sec;
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* disregards tm_wday, tm_yday, and tm_isdst.
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*
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* @param tm The struct tm to validate.
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*/
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WS_DLL_PUBLIC
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gboolean tm_is_valid(struct tm *tm);
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/** Fetch the process CPU time.
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*
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* Fetch the current process user and system CPU times, convert them to
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* seconds, and store them in the provided parameters.
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*
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* @param user_time Seconds spent in user mode.
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* @param sys_time Seconds spent in system (kernel) mode.
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*/
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WS_DLL_PUBLIC
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void get_resource_usage(double *user_time, double *sys_time);
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/** Print the process CPU time followed by a log message.
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*
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* Print the current process user and system CPU times along with the times
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* elapsed since the times were last reset.
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*
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* @param reset_delta Reset the delta times. This will typically be TRUE when
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* logging the first measurement and FALSE thereafter.
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* @param format Printf-style format string. Passed to g_string_vprintf.
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* @param ... Parameters for the format string.
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*/
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WS_DLL_PUBLIC
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void log_resource_usage(gboolean reset_delta, const char *format, ...);
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/**
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* Fetch the number of microseconds since midnight (0 hour), January 1, 1970.
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*/
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WS_DLL_PUBLIC
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guint64 create_timestamp(void);
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WS_DLL_PUBLIC
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struct timespec *ws_clock_get_realtime(struct timespec *ts);
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/*
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* Portability wrapper around strptime().
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*/
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WS_DLL_PUBLIC
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char *ws_strptime(const char *s, const char *format, struct tm *tm);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __TIME_UTIL_H__ */
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