From 3eb2f57103c88a69136b55b2cd66e78fbc8249e5 Mon Sep 17 00:00:00 2001
From: xamidev <xamidev@riseup.net>
Date: Fri, 7 Nov 2025 19:37:55 +0100
Subject: [PATCH] small fix

---
 README.md |  2 ++
 igc.c     | 12 ++++++++++++
 igc.h     | 20 +++++++++++++++++++-
 3 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 868d624..f21fb5e 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 Work in progress.
 
+Goals are: parsing an IGC file containing flight data, giving analytics about the flight, and if I really have time to kill, making some kind of (3D??) view of the flight..
+
 # License
 
 GNU GPL v3
diff --git a/igc.c b/igc.c
index 1ddae71..f4e7f77 100644
--- a/igc.c
+++ b/igc.c
@@ -55,6 +55,14 @@ struct IGC_DataPoint* parse_datapoint(char* line)
 	return dp;
 }
 
+void parse_header_record(char* line)
+{
+	if (strncmp(line, "HFDTEDATE", 9) == 0)
+	{
+			
+	}
+}
+
 void parse_igc_file(FILE* fp)
 {
 	size_t len = 0;
@@ -69,7 +77,11 @@ void parse_igc_file(FILE* fp)
 				// Doubly linked list of points (so theyre joined in chronological order; opens possibilities for analysis later)
 				// append_datapoint(dp);
 				break;
+			case HEADER:
+				parse_header_record(line);
+				break;			
 			default:
+				printf("Unrecognized record type '%c'\n", line[0]);
 				break;
 		}
 	}
diff --git a/igc.h b/igc.h
index 3994a40..87759b6 100644
--- a/igc.h
+++ b/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