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/*
* Copyright (C) 2011-2012 Free Software Foundation, Inc.
*
* This file is part of GnuTLS.
*
* GnuTLS is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GnuTLS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef GNUTLS_SRC_BENCHMARK_H
#define GNUTLS_SRC_BENCHMARK_H
#include <sys/time.h>
#include <time.h>
#include <signal.h>
#if defined(_WIN32)
#include <windows.h>
#endif
/* for uint64_t */
# include <stdint.h>
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_PROCESS_CPUTIME_ID)
#undef gettime
#define gettime(x) clock_gettime(CLOCK_PROCESS_CPUTIME_ID, x)
#else
inline static void gettime(struct timespec *ts)
{
struct timeval tv;
gettimeofday(&tv, NULL);
ts->tv_sec = tv.tv_sec;
ts->tv_nsec = tv.tv_usec * 1000;
}
#endif
typedef void (*sighandler_t) (int);
void benchmark_cipher(int debug_level);
void benchmark_tls(int debug_level, int ciphers);
struct benchmark_st {
struct timespec start;
uint64_t size;
sighandler_t old_handler;
#if defined(_WIN32)
HANDLE wtimer;
HANDLE wthread;
LARGE_INTEGER alarm_timeout;
#endif
};
extern volatile int benchmark_must_finish;
void start_benchmark(struct benchmark_st *st);
double stop_benchmark(struct benchmark_st *st, const char *metric,
int quiet);
inline static unsigned int
timespec_sub_ms(struct timespec *a, struct timespec *b)
{
return (a->tv_sec - b->tv_sec) * 1000 + (a->tv_nsec - b->tv_nsec) / (1000 * 1000);
}
inline static unsigned long
timespec_sub_ns(struct timespec *a, struct timespec *b)
{
return (a->tv_sec - b->tv_sec) * 1000000000 + (a->tv_nsec - b->tv_nsec);
}
#endif /* GNUTLS_SRC_BENCHMARK_H */
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