From 0e69f144667e98193985d31f7ab372992f30e1de Mon Sep 17 00:00:00 2001
From: Lucas Schwiderski <lucas@sclu1034.dev>
Date: Fri, 12 Jul 2024 13:10:51 +0200
Subject: [PATCH] Update File Type - Bundle Database

---
 File Type - Bundle Database.-.md | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/File Type - Bundle Database.-.md b/File Type - Bundle Database.-.md
index 3f82aff..8a0d2e4 100644
--- a/File Type - Bundle Database.-.md	
+++ b/File Type - Bundle Database.-.md	
@@ -73,4 +73,26 @@ typedef struct {
 } BundleContents;
 
 BundleContents contents[num_contents] <optimize=false>;
+```
+
+Algorithm to calculate resource hashes by WhiteGoat:
+```cpp
+uint64_t calc_hash(const std::vector<uint64_t>& list) {
+    const uint64_t m = 0xc6a4a7935bd1e995ULL;
+    const int r = 47;
+
+    uint64_t k = 0;
+
+    for (auto&& name : list) {
+        uint64_t h = name;
+
+        k *= m;
+        k ^= k >> r;
+        k *= m;
+        
+        h ^= k;
+        k = m * h;
+    }
+    return k;
+}
 ```
\ No newline at end of file