From bcf7013cdbd3ee29023bf6682a7dc010ea8f0fb0 Mon Sep 17 00:00:00 2001
From: Jarrod Doyle <thejarroddoyle@gmail.com>
Date: Fri, 23 Aug 2024 15:25:08 +0100
Subject: [PATCH] Add Relations chunk pattern

---
 patterns/db_files/AllChunks.pat           |  1 +
 patterns/db_files/DbFile.pat              |  1 +
 patterns/db_files/chunks/Relations.hexpat | 13 +++++++++++++
 3 files changed, 15 insertions(+)
 create mode 100644 patterns/db_files/chunks/Relations.hexpat

diff --git a/patterns/db_files/AllChunks.pat b/patterns/db_files/AllChunks.pat
index 17b8301..a09a9f2 100644
--- a/patterns/db_files/AllChunks.pat
+++ b/patterns/db_files/AllChunks.pat
@@ -32,6 +32,7 @@
 #include "db_files/chunks/MultiBrush.hexpat"
 #include "db_files/chunks/OBJ_MAP.hexpat"
 #include "db_files/chunks/P$_.hexpat"
+#include "db_files/chunks/Relations.hexpat"
 #include "db_files/chunks/RENDPARAMS.hexpat"
 #include "db_files/chunks/ROOM_DB.hexpat"
 #include "db_files/chunks/ROOM_EAX.hexpat"
diff --git a/patterns/db_files/DbFile.pat b/patterns/db_files/DbFile.pat
index fba2e63..7bb753c 100644
--- a/patterns/db_files/DbFile.pat
+++ b/patterns/db_files/DbFile.pat
@@ -70,6 +70,7 @@ struct TOCEntry {
         ("MissionEAX"): Chunk<AccousticsProperty> mission_eax @ offset;
         ("MultiBrush"): Chunk<MultiBrush> multibrush @ offset;
         ("OBJ_MAP"): Chunk<ObjMap> obj_map @ offset;
+        ("Relations"): Chunk<Relations> relations @ offset;
         ("RENDPARAMS"): Chunk<RendParams> rend_params @ offset;
         ("ROOM_DB"): Chunk<RoomDb> room_db @ offset;
         ("ROOM_EAX"): Chunk<RoomEax> room_eax @ offset;
diff --git a/patterns/db_files/chunks/Relations.hexpat b/patterns/db_files/chunks/Relations.hexpat
new file mode 100644
index 0000000..3b3517b
--- /dev/null
+++ b/patterns/db_files/chunks/Relations.hexpat
@@ -0,0 +1,13 @@
+#pragma once
+
+#include <std/io.pat>
+
+struct RelationString {
+    char name[];
+    $ = $ + 32 - std::string::length(name);
+};
+
+struct Relations {
+    u32 max = parent.parent.data_end;
+    RelationString relations[while($ < max)];
+};
\ No newline at end of file