52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2019 Damien P. George
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
#include <py/mpconfig.h>
|
|
|
|
#ifdef MICROPY_SSL_MBEDTLS
|
|
|
|
#include "mbedtls_config.h"
|
|
|
|
#include "hardware/rtc.h"
|
|
#include "shared/timeutils/timeutils.h"
|
|
|
|
extern uint8_t rosc_random_u8(size_t cycles);
|
|
|
|
int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t *olen) {
|
|
*olen = len;
|
|
for (size_t i = 0; i < len; i++) {
|
|
output[i] = rosc_random_u8(8);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
time_t rp2_rtctime_seconds(time_t *timer) {
|
|
datetime_t t;
|
|
rtc_get_datetime(&t);
|
|
return timeutils_seconds_since_epoch(t.year, t.month, t.day, t.hour, t.min, t.sec);
|
|
}
|
|
|
|
#endif
|