79 struct tm* localtime_r(const time_t* t, struct tm* r)  in localtime_r()  argument
85 	tmp = *t + timezone;  in localtime_r()
89 struct tm* localtime(const time_t* t)  in localtime()  argument
92 	return localtime_r(t, &tmp);  in localtime()
95 time_t mktime(struct tm * const t)  in mktime()  argument
99 	register time_t years = t->tm_year - 70;  in mktime()
101 	if (t->tm_sec > 60)  in mktime()
103 		t->tm_min += t->tm_sec / 60;  in mktime()
104 		t->tm_sec %= 60;  in mktime()
106 	if (t->tm_min > 60)  in mktime()
108 		t->tm_hour += t->tm_min / 60;  in mktime()
109 		t->tm_min %= 60;  in mktime()
111 	if (t->tm_hour > 24)  in mktime()
113 		t->tm_mday += t->tm_hour / 24;  in mktime()
114 		t->tm_hour %= 24;  in mktime()
116 	if (t->tm_mon > 12)  in mktime()
118 		t->tm_year += t->tm_mon / 12;  in mktime()
119 		t->tm_mon %= 12;  in mktime()
121 	while (t->tm_mday > __spm[1 + t->tm_mon])  in mktime()
123 		if (t->tm_mon == 1 && __isleap(t->tm_year + 1900))  in mktime()
125 			--t->tm_mday;  in mktime()
127 		t->tm_mday -= __spm[t->tm_mon];  in mktime()
128 		++t->tm_mon;  in mktime()
129 		if (t->tm_mon > 11)  in mktime()
131 			t->tm_mon = 0;  in mktime()
132 			++t->tm_year;  in mktime()
136 	if (t->tm_year < 70)  in mktime()
156 	day += t->tm_yday = __spm[t->tm_mon] + t->tm_mday - 1 +  in mktime()
157 			(__isleap(t->tm_year + 1900) & (t->tm_mon > 1));  in mktime()
161 	t->tm_wday = (day + 4) % i; /* Sunday=0, Monday=1, ..., Saturday=6 */  in mktime()
166 	return ((day + t->tm_hour) * i + t->tm_min) * i + t->tm_sec;  in mktime()
175 char *asctime_r(const struct tm *t, char *buf)  in asctime_r()  argument
178 	*(int*) buf = *(int*) (days + (t->tm_wday << 2));  in asctime_r()
179 	*(int*) (buf + 4) = *(int*) (months + (t->tm_mon << 2));  in asctime_r()
180 	num2str(buf + 8, t->tm_mday);  in asctime_r()
184 	num2str(buf + 11, t->tm_hour);  in asctime_r()
186 	num2str(buf + 14, t->tm_min);  in asctime_r()
188 	num2str(buf + 17, t->tm_sec);  in asctime_r()
190 	num2str(buf + 20, (t->tm_year + 1900) / 100);  in asctime_r()
191 	num2str(buf + 22, (t->tm_year + 1900) % 100);  in asctime_r()
243  * @param time_t * t the timestamp pointer, if not used, keep NULL.
251 time_t (__time32)(time_t *t) /* Only supports 32-bit timestamp */  in time_t()
253 time_t time(time_t *t)  in time_t()
278     /* if t is not NULL, write timestamp to *t */  in time_t()
279     if (t != RT_NULL)  in time_t()
281         *t = time_now;  in time_t()