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