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circuitpython/ports/esp8266/modutime.c

129 lines
5.2 KiB

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2015 Josef Gajdusek
*
* 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 <stdio.h>
#include <string.h>
#include "py/gc.h"
#include "py/runtime.h"
#include "py/mphal.h"
#include "py/smallint.h"
#include "lib/timeutils/timeutils.h"
#include "modmachine.h"
#include "user_interface.h"
#include "extmod/utime_mphal.h"
/// \module time - time related functions
///
/// The `time` module provides functions for getting the current time and date,
/// and for sleeping.
/// \function localtime([secs])
/// Convert a time expressed in seconds since Jan 1, 2000 into an 8-tuple which
/// contains: (year, month, mday, hour, minute, second, weekday, yearday)
/// If secs is not provided or None, then the current time from the RTC is used.
/// year includes the century (for example 2014)
/// month is 1-12
/// mday is 1-31
/// hour is 0-23
/// minute is 0-59
/// second is 0-59
/// weekday is 0-6 for Mon-Sun.
/// yearday is 1-366
STATIC mp_obj_t time_localtime(size_t n_args, const mp_obj_t *args) {
timeutils_struct_time_t tm;
mp_int_t seconds;
if (n_args == 0 || args[0] == mp_const_none) {
seconds = pyb_rtc_get_us_since_2000() / 1000 / 1000;
} else {
seconds = mp_obj_get_int(args[0]);
}
timeutils_seconds_since_2000_to_struct_time(seconds, &tm);
mp_obj_t tuple[8] = {
tuple[0] = mp_obj_new_int(tm.tm_year),
tuple[1] = mp_obj_new_int(tm.tm_mon),
tuple[2] = mp_obj_new_int(tm.tm_mday),
tuple[3] = mp_obj_new_int(tm.tm_hour),
tuple[4] = mp_obj_new_int(tm.tm_min),
tuple[5] = mp_obj_new_int(tm.tm_sec),
tuple[6] = mp_obj_new_int(tm.tm_wday),
tuple[7] = mp_obj_new_int(tm.tm_yday),
};
return mp_obj_new_tuple(8, tuple);
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(time_localtime_obj, 0, 1, time_localtime);
/// \function mktime()
/// This is inverse function of localtime. It's argument is a full 8-tuple
/// which expresses a time as per localtime. It returns an integer which is
/// the number of seconds since Jan 1, 2000.
STATIC mp_obj_t time_mktime(mp_obj_t tuple) {
size_t len;
mp_obj_t *elem;
mp_obj_get_array(tuple, &len, &elem);
// localtime generates a tuple of len 8. CPython uses 9, so we accept both.
if (len < 8 || len > 9) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError, "mktime needs a tuple of length 8 or 9 (%d given)", len));
}
return mp_obj_new_int_from_uint(timeutils_mktime(mp_obj_get_int(elem[0]),
mp_obj_get_int(elem[1]), mp_obj_get_int(elem[2]), mp_obj_get_int(elem[3]),
mp_obj_get_int(elem[4]), mp_obj_get_int(elem[5])));
}
MP_DEFINE_CONST_FUN_OBJ_1(time_mktime_obj, time_mktime);
/// \function time()
/// Returns the number of seconds, as an integer, since 1/1/2000.
STATIC mp_obj_t time_time(void) {
// get date and time
return mp_obj_new_int(pyb_rtc_get_us_since_2000() / 1000 / 1000);
}
MP_DEFINE_CONST_FUN_OBJ_0(time_time_obj, time_time);
STATIC const mp_rom_map_elem_t time_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_utime) },
{ MP_ROM_QSTR(MP_QSTR_localtime), MP_ROM_PTR(&time_localtime_obj) },
{ MP_ROM_QSTR(MP_QSTR_mktime), MP_ROM_PTR(&time_mktime_obj) },
{ MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&mp_utime_sleep_obj) },
{ MP_ROM_QSTR(MP_QSTR_sleep_ms), MP_ROM_PTR(&mp_utime_sleep_ms_obj) },
{ MP_ROM_QSTR(MP_QSTR_sleep_us), MP_ROM_PTR(&mp_utime_sleep_us_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_ms), MP_ROM_PTR(&mp_utime_ticks_ms_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_us), MP_ROM_PTR(&mp_utime_ticks_us_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_cpu), MP_ROM_PTR(&mp_utime_ticks_cpu_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_add), MP_ROM_PTR(&mp_utime_ticks_add_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_diff), MP_ROM_PTR(&mp_utime_ticks_diff_obj) },
{ MP_ROM_QSTR(MP_QSTR_time), MP_ROM_PTR(&time_time_obj) },
};
STATIC MP_DEFINE_CONST_DICT(time_module_globals, time_module_globals_table);
const mp_obj_module_t utime_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&time_module_globals,
};