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samd/mbedtls: Add time and date functions for mbedtls. 

Signed-off-by: robert-hh <robert@hammelrath.com>
pull/12464/head
robert-hh 2023-12-01 15:40:44 +01:00
rodzic d5e5edef62
commit 0096fa2378
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ID klucza GPG: 32EC5F755D5A3A93
2 zmienionych plików z 39 dodań i 1 usunięć
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4
ports/samd/mbedtls/mbedtls_config.h
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@ -26,6 +26,10 @@
#ifndef MICROPY_INCLUDED_MBEDTLS_CONFIG_H
#define MICROPY_INCLUDED_MBEDTLS_CONFIG_H
// Time hook.
#include <time.h>
extern time_t samd_rtctime_seconds(time_t *timer);
#define MBEDTLS_PLATFORM_TIME_MACRO samd_rtctime_seconds
// Set MicroPython-specific options.
#define MICROPY_MBEDTLS_CONFIG_BARE_METAL (1)

36
ports/samd/mbedtls/mbedtls_port.c
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@ -28,7 +28,13 @@
#include "mbedtls_config.h"
#include <stdint.h>
uint32_t trng_random_u32();
uint32_t trng_random_u32(void);
#if defined(MBEDTLS_HAVE_TIME) || defined(MBEDTLS_HAVE_TIME_DATE)
#include <stdbool.h>
#include "py/runtime.h"
#include "shared/timeutils/timeutils.h"
extern void rtc_gettime(timeutils_struct_time_t *tm);
#endif
int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t *olen) {
@ -40,3 +46,31 @@ int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t
}
#endif
#if defined(MBEDTLS_HAVE_TIME)
time_t samd_rtctime_seconds(time_t *timer) {
timeutils_struct_time_t tm;
rtc_gettime(&tm);
return timeutils_seconds_since_epoch(tm.tm_year, tm.tm_mon, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
}
#endif
#if defined(MBEDTLS_HAVE_TIME_DATE)
struct tm *gmtime(const time_t *timep) {
static struct tm tm;
timeutils_struct_time_t tm_buf = {0};
timeutils_seconds_since_epoch_to_struct_time(*timep, &tm_buf);
tm.tm_sec = tm_buf.tm_sec;
tm.tm_min = tm_buf.tm_min;
tm.tm_hour = tm_buf.tm_hour;
tm.tm_mday = tm_buf.tm_mday;
tm.tm_mon = tm_buf.tm_mon - 1;
tm.tm_year = tm_buf.tm_year - 1900;
tm.tm_wday = tm_buf.tm_wday;
tm.tm_yday = tm_buf.tm_yday;
tm.tm_isdst = -1;
return &tm;
}
#endif