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include
mbedtls
timing.h
Go to the documentation of this file.
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/*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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*
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* This file is provided under the Apache License 2.0, or the
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* GNU General Public License v2.0 or later.
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*
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* **********
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* Apache License 2.0:
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* **********
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*
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* **********
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* GNU General Public License v2.0 or later:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* **********
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#ifndef MBEDTLS_TIMING_H
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#define MBEDTLS_TIMING_H
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "
config.h
"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#if !defined(MBEDTLS_TIMING_ALT)
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// Regular implementation
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//
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#include <stdint.h>
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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struct
mbedtls_timing_hr_time
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{
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unsigned
char
opaque
[32];
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};
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typedef
struct
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{
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struct
mbedtls_timing_hr_time
timer;
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uint32_t
int_ms
;
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uint32_t
fin_ms
;
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}
mbedtls_timing_delay_context
;
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extern
volatile
int
mbedtls_timing_alarmed
;
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unsigned
long
mbedtls_timing_hardclock
(
void
);
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unsigned
long
mbedtls_timing_get_timer
(
struct
mbedtls_timing_hr_time
*val,
int
reset );
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void
mbedtls_set_alarm
(
int
seconds );
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void
mbedtls_timing_set_delay
(
void
*data, uint32_t int_ms, uint32_t fin_ms );
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int
mbedtls_timing_get_delay
(
void
*data );
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#ifdef __cplusplus
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}
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#endif
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#else
/* MBEDTLS_TIMING_ALT */
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#include "timing_alt.h"
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#endif
/* MBEDTLS_TIMING_ALT */
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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#if defined(MBEDTLS_SELF_TEST)
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int
mbedtls_timing_self_test
(
int
verbose );
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
/* timing.h */
mbedtls_timing_delay_context::int_ms
uint32_t int_ms
Definition:
timing.h:84
mbedtls_timing_hardclock
unsigned long mbedtls_timing_hardclock(void)
Return the CPU cycle counter value.
mbedtls_timing_hr_time::opaque
unsigned char opaque[32]
Definition:
timing.h:75
config.h
Configuration options (set of defines)
mbedtls_timing_set_delay
void mbedtls_timing_set_delay(void *data, uint32_t int_ms, uint32_t fin_ms)
Set a pair of delays to watch (See mbedtls_timing_get_delay().)
mbedtls_timing_delay_context::fin_ms
uint32_t fin_ms
Definition:
timing.h:85
mbedtls_timing_delay_context
Context for mbedtls_timing_set/get_delay()
Definition:
timing.h:81
mbedtls_timing_alarmed
volatile int mbedtls_timing_alarmed
mbedtls_set_alarm
void mbedtls_set_alarm(int seconds)
Setup an alarm clock.
mbedtls_timing_self_test
int mbedtls_timing_self_test(int verbose)
Checkup routine.
mbedtls_timing_get_timer
unsigned long mbedtls_timing_get_timer(struct mbedtls_timing_hr_time *val, int reset)
Return the elapsed time in milliseconds.
mbedtls_timing_hr_time
timer structure
Definition:
timing.h:73
mbedtls_timing_get_delay
int mbedtls_timing_get_delay(void *data)
Get the status of delays (Memory helper: number of delays passed.)
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