From 3a2d4e684da97fbc4760011e3d20b5613327d34c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20d=27Herbais=20de=20Thun=20=28Dherse=29?=
 <sebastien.d.herbais@gmail.com>
Date: Fri, 17 Nov 2023 16:43:19 +0100
Subject: [PATCH] Add `finish_u128` to `hasher.rs`

---
 Cargo.toml    |  2 +-
 src/hasher.rs | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index ebad45c..522907a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "gxhash"
 authors = ["Olivier Giniaux"]
-version = "2.0.0"
+version = "2.1.0"
 edition = "2021"
 description = "GxHash non-cryptographic algorithm"
 license = "MIT"
diff --git a/src/hasher.rs b/src/hasher.rs
index ca1390b..60c4075 100644
--- a/src/hasher.rs
+++ b/src/hasher.rs
@@ -35,6 +35,18 @@ impl GxHasher {
         // Use gxhash64 to generate an initial state from a seed
         GxHasher(unsafe { gxhash(&[], create_seed(seed)) })
     }
+
+    /// Finish this hasher and return the hashed value as a 128 bit
+    /// unsigned integer.
+    #[inline]
+    fn finish_u128(&self) -> u128 {
+        debug_assert!(std::mem::size_of::<State>() >= std::mem::size_of::<u128>());
+
+        unsafe {
+            let p = &self.0 as *const State as *const u128;
+            *p
+        }
+    }
 }
 
 impl Hasher for GxHasher {