diff --git a/tngame-rs/src/utils.rs b/tngame-rs/src/utils.rs
new file mode 100644
index 0000000..55830e1
--- /dev/null
+++ b/tngame-rs/src/utils.rs
@@ -0,0 +1,8 @@
+
+// Integer hashing
+pub fn hash(mut x: u32) -> u32 {
+    x = ((x >> 16) ^ x).wrapping_mul(0x45d9f3b);
+    x = ((x >> 16) ^ x).wrapping_mul(0x45d9f3b);
+    x = (x >> 16) ^ x;
+    x
+}
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