Add DateTime struct and datetimePrecision enum

Makefile

@@ -43,6 +43,7 @@ CFLAGS     += -fPIC
 
 hdrs       += include/epoch.h
 
+srcs       += datetime.c
 srcs       += epoch.c
 srcs       += month.c
 srcs       += weekday.c
@@ -86,7 +87,7 @@ testclean:
 	$(MAKE) -C test clean
 
 clean:
-	rm -rf *.a *.so *.o haggis
+	rm -rf *.a *.so *.o
 	$(MAKE) -C test clean
 
 .PHONY: all shared static clean install install_include install_static \

include/epoch.h

@@ -60,9 +60,30 @@ typedef struct {
 
 typedef struct {
     timeZoneTag tag;
-    TzOffset *offset;
+    TzOffset   *offset;
 } TimeZone;
 
+typedef struct {
+    Year     year;
+    Month    month;
+    uint8_t  day;
+    uint8_t  hour;
+    uint8_t  minute;
+    uint8_t  second;
+    int64_t  microseconds;
+    TimeZone zone;
+} DateTime;
+
+typedef enum {
+    YearPrecision,
+    MonthPrecision,
+    DayPrecision,
+    HourPrecision,
+    MinutePrecision,
+    SecondPrecision,
+    MicrosecondPrecision,
+} datetimePrecision;
+
 void yearNew(Year *year, int32_t inner);
 uint16_t yearGetDays(Year *year);
 int64_t yearGetSeconds(Year *year);