small fix

igc.h

@@ -17,7 +17,7 @@ void parse_igc_file(FILE* fp);
 enum IGC_RecordType
 {
 	MANUFACTURER = 'A',
-	METADATA = 'H',
+	HEADER = 'H',
 	EXTENSION = 'I',
 	J_EXTENSION = 'J',
 	DECLARATION = 'C',
@@ -46,6 +46,24 @@ struct Coord
 	int sec;
 };
 
+struct IGC_Header
+{
+	int day;
+	int month;
+	int year;
+
+	// Not exhaustive
+	char pilot_name[NAME_MAX] = {0};
+	char crew2_name[NAME_MAX] = {0};
+	char aircraft_name[NAME_MAX] = {0};
+	char aircraft_registration_no[NAME_MAX] = {0};
+	char gps_datum[NAME_MAX] = {0};
+	char firmware_ver[NAME_MAX] = {0};
+	char hardware_ver[NAME_MAX] = {0};
+	char frtype[NAME_MAX] = {0};
+	char press_alt_sensor[NAME_MAX] = {0};
+}
+
 struct IGC_DataPoint
 {
 	// timestamp