Add initial Link chunk parsing

patterns/db_files/AllChunks.pat

@@ -26,6 +26,7 @@
 #include "db_files/chunks/FLOW_TEX.hexpat"
 #include "db_files/chunks/FOGZONEVAR.hexpat"
 #include "db_files/chunks/HotRegions.hexpat"
+#include "db_files/chunks/L$_.hexpat"
 #include "db_files/chunks/MAPISRC.hexpat"
 #include "db_files/chunks/Mission_GameSysEAX.hexpat"
 #include "db_files/chunks/MultiBrush.hexpat"

patterns/db_files/DbFile.pat

@@ -88,6 +88,13 @@ struct TOCEntry {
             if (std::string::starts_with(name, "P$")) {
                 Chunk<PropertyMap> property_chunk @ offset [[name(name)]];
             }
+            // if (std::string::starts_with(name, "LD$")) {
+            //     std::print("LD: {}", name);
+            // }
+            if (std::string::starts_with(name, "L$")) {
+                Chunk<LinkMap> link_chunk @ offset [[name(name)]];
+                // std::print("L: {}", name);
+            }
         }
     }
 };

patterns/db_files/chunks/L$_.hexpat

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "Common.hexpat"
+
+bitfield LinkId {
+    id: 16;
+    concrete: 4;
+    relation: 12; 
+};
+
+struct Link {
+    LinkId id;
+    s32 source;
+    s32 destination;
+    u16 relation;
+    // if (source > 0 || destination > 0) {
+    //     std::print("Link: {}, Id: {}, Src: {}, Dest: {}, Flavor: {}", parent.parent.parent.name, id, source, destination, relation);
+    // }
+};
+
+struct LinkMap {
+    u32 max = parent.parent.data_end;
+    Link links[while($ < max)];
+};