2 * This file is part of Cleanflight and Betaflight.
4 * Cleanflight and Betaflight are free software. You can redistribute
5 * this software and/or modify this software under the terms of the
6 * GNU General Public License as published by the Free Software
7 * Foundation, either version 3 of the License, or (at your option)
10 * Cleanflight and Betaflight are distributed in the hope that they
11 * will be useful, but WITHOUT ANY WARRANTY; without even the implied
12 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 * See the GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this software.
18 * If not, see <http://www.gnu.org/licenses/>.
30 // time difference, 32 bits always sufficient
31 typedef int32_t timeDelta_t
;
33 typedef uint32_t timeMs_t
;
36 typedef uint64_t timeUs_t
;
37 #define TIMEUS_MAX UINT64_MAX
39 typedef uint32_t timeUs_t
;
40 #define TIMEUS_MAX UINT32_MAX
43 static inline timeDelta_t
cmpTimeUs(timeUs_t a
, timeUs_t b
) { return (timeDelta_t
)(a
- b
); }
45 #define FORMATTED_DATE_TIME_BUFSIZE 30
49 typedef struct timeConfig_s
{
50 int16_t tz_offsetMinutes
; // Offset from UTC in minutes, might be positive or negative
53 PG_DECLARE(timeConfig_t
, timeConfig
);
55 // Milliseconds since Jan 1 1970
56 typedef int64_t rtcTime_t
;
58 rtcTime_t
rtcTimeMake(int32_t secs
, uint16_t millis
);
59 int32_t rtcTimeGetSeconds(rtcTime_t
*t
);
60 uint16_t rtcTimeGetMillis(rtcTime_t
*t
);
62 typedef struct _dateTime_s
{
79 // buf must be at least FORMATTED_DATE_TIME_BUFSIZE
80 bool dateTimeFormatUTC(char *buf
, dateTime_t
*dt
);
81 bool dateTimeFormatLocal(char *buf
, dateTime_t
*dt
);
82 bool dateTimeFormatLocalShort(char *buf
, dateTime_t
*dt
);
84 void dateTimeUTCToLocal(dateTime_t
*utcDateTime
, dateTime_t
*localDateTime
);
85 // dateTimeSplitFormatted splits a formatted date into its date
86 // and time parts. Note that the string pointed by formatted will
87 // be modifed and will become invalid after calling this function.
88 bool dateTimeSplitFormatted(char *formatted
, char **date
, char **time
);
90 bool rtcHasTime(void);
92 bool rtcGet(rtcTime_t
*t
);
93 bool rtcSet(rtcTime_t
*t
);
95 bool rtcGetDateTime(dateTime_t
*dt
);
96 bool rtcSetDateTime(dateTime_t
*dt
);