mbed TLS v2.28.2
timing.h
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1
6/*
7 * Copyright The Mbed TLS Contributors
8 * SPDX-License-Identifier: Apache-2.0
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License"); you may
11 * not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
18 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 */
22#ifndef MBEDTLS_TIMING_H
23#define MBEDTLS_TIMING_H
24
25#if !defined(MBEDTLS_CONFIG_FILE)
26#include "mbedtls/config.h"
27#else
28#include MBEDTLS_CONFIG_FILE
29#endif
30
31#include <stdint.h>
32
33#ifdef __cplusplus
34extern "C" {
35#endif
36
37#if !defined(MBEDTLS_TIMING_ALT)
38// Regular implementation
39//
40
45{
46 unsigned char opaque[32];
47};
48
53{
55 uint32_t int_ms;
56 uint32_t fin_ms;
58
59#else /* MBEDTLS_TIMING_ALT */
60#include "timing_alt.h"
61#endif /* MBEDTLS_TIMING_ALT */
62
63extern volatile int mbedtls_timing_alarmed;
64
75unsigned long mbedtls_timing_hardclock( void );
76
94unsigned long mbedtls_timing_get_timer( struct mbedtls_timing_hr_time *val, int reset );
95
106void mbedtls_set_alarm( int seconds );
107
122void mbedtls_timing_set_delay( void *data, uint32_t int_ms, uint32_t fin_ms );
123
136int mbedtls_timing_get_delay( void *data );
137
138#if defined(MBEDTLS_SELF_TEST)
144int mbedtls_timing_self_test( int verbose );
145#endif
146
147#ifdef __cplusplus
148}
149#endif
150
151#endif /* timing.h */
Configuration options (set of defines)
Context for mbedtls_timing_set/get_delay()
Definition: timing.h:53
struct mbedtls_timing_hr_time timer
Definition: timing.h:54
timer structure
Definition: timing.h:45
unsigned char opaque[32]
Definition: timing.h:46
unsigned long mbedtls_timing_get_timer(struct mbedtls_timing_hr_time *val, int reset)
Return the elapsed time in milliseconds.
struct mbedtls_timing_delay_context mbedtls_timing_delay_context
Context for mbedtls_timing_set/get_delay()
void mbedtls_set_alarm(int seconds)
Setup an alarm clock.
int mbedtls_timing_self_test(int verbose)
Checkup routine.
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().)
unsigned long mbedtls_timing_hardclock(void)
Return the CPU cycle counter value.
volatile int mbedtls_timing_alarmed
int mbedtls_timing_get_delay(void *data)
Get the status of delays (Memory helper: number of delays passed.)