Update File Type - Bundle Database

File Type - Bundle Database.-.md

@@ -74,3 +74,25 @@ typedef struct {
 
 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;
+}
+```