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/*
* iperf, Copyright (c) 2014-2017, The Regents of the University of
* California, through Lawrence Berkeley National Laboratory (subject
* to receipt of any required approvals from the U.S. Dept. of
* Energy). All rights reserved.
*
* If you have questions about your rights to use or distribute this
* software, please contact Berkeley Lab's Technology Transfer
* Department at TTD@lbl.gov.
*
* NOTICE. This software is owned by the U.S. Department of Energy.
* As such, the U.S. Government has been granted for itself and others
* acting on its behalf a paid-up, nonexclusive, irrevocable,
* worldwide license in the Software to reproduce, prepare derivative
* works, and perform publicly and display publicly. Beginning five
* (5) years after the date permission to assert copyright is obtained
* from the U.S. Department of Energy, and subject to any subsequent
* five (5) year renewals, the U.S. Government is granted for itself
* and others acting on its behalf a paid-up, nonexclusive,
* irrevocable, worldwide license in the Software to reproduce,
* prepare derivative works, distribute copies to the public, perform
* publicly and display publicly, and to permit others to do so.
*
* This code is distributed under a BSD style license, see the LICENSE
* file for complete information.
*/
#ifndef __IPERF_UTIL_H
#define __IPERF_UTIL_H
#include "iperf_config.h"
#include "cjson.h"
#include <sys/select.h>
#include <stddef.h>
int readentropy(void *out, size_t outsize);
void fill_with_repeating_pattern(void *out, size_t outsize);
void make_cookie(char *);
int is_closed(int);
double timeval_to_double(struct timeval *tv);
int timeval_equals(struct timeval *tv0, struct timeval *tv1);
double timeval_diff(struct timeval *tv0, struct timeval *tv1);
void cpu_util(double pcpu[3]);
const char* get_system_info(void);
const char* get_optional_features(void);
cJSON* iperf_json_printf(const char *format, ...);
void iperf_dump_fdset(FILE *fp, const char *str, int nfds, fd_set *fds);
#ifndef HAVE_DAEMON
extern int daemon(int nochdir, int noclose);
#endif /* HAVE_DAEMON */
#ifndef HAVE_GETLINE
ssize_t getline(char **buf, size_t *bufsiz, FILE *fp);
#endif /* HAVE_GETLINE */
#endif
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