kopia lustrzana https://github.com/micropython/micropython
65 wiersze
2.7 KiB
C
65 wiersze
2.7 KiB
C
/*
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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) 2019-2023 Damien P. George
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* Copyright (c) 2020 Jim Mussared
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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/obj.h"
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#include "shared/timeutils/timeutils.h"
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#include "fsl_snvs_lp.h"
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// Return the localtime as an 8-tuple.
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static mp_obj_t mp_time_localtime_get(void) {
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// Get current date and time.
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snvs_lp_srtc_datetime_t t;
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SNVS_LP_SRTC_GetDatetime(SNVS, &t);
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mp_obj_t tuple[8] = {
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mp_obj_new_int(t.year),
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mp_obj_new_int(t.month),
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mp_obj_new_int(t.day),
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mp_obj_new_int(t.hour),
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mp_obj_new_int(t.minute),
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mp_obj_new_int(t.second),
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mp_obj_new_int(timeutils_calc_weekday(t.year, t.month, t.day)),
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mp_obj_new_int(timeutils_year_day(t.year, t.month, t.day)),
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};
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return mp_obj_new_tuple(8, tuple);
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}
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// Return the number of seconds since the Epoch.
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static mp_obj_t mp_time_time_get(void) {
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snvs_lp_srtc_datetime_t t;
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SNVS_LP_SRTC_GetDatetime(SNVS, &t);
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// EPOCH is 1970 for this port, which leads to the following trouble:
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// timeutils_seconds_since_epoch() calls timeutils_seconds_since_2000(), and
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// timeutils_seconds_since_2000() subtracts 2000 from year, but uses
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// an unsigned number for seconds, That causes an underrun, which is not
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// fixed by adding the TIMEUTILS_SECONDS_1970_TO_2000.
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// Masking it to 32 bit for year < 2000 fixes it.
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return mp_obj_new_int_from_ull(
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timeutils_seconds_since_epoch(t.year, t.month, t.day, t.hour, t.minute, t.second)
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& (t.year < 2000 ? 0xffffffff : 0xffffffffffff)
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);
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}
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