From fd8f4caa8133d509610b13ee99ac60d1adadaca3 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Fri, 19 Mar 2021 12:19:40 +0100
Subject: Support old CPUs

---
 src/util/Cargo.toml | 2 +-
 src/util/data.rs    | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

(limited to 'src/util')

diff --git a/src/util/Cargo.toml b/src/util/Cargo.toml
index 3c2971de..a83c876b 100644
--- a/src/util/Cargo.toml
+++ b/src/util/Cargo.toml
@@ -15,7 +15,7 @@ path = "lib.rs"
 [dependencies]
 blake2 = "0.9"
 err-derive = "0.3"
-fasthash = "0.4"
+xxhash-rust = { version = "0.8", default-features = false, features = ["xxh3"] }
 hex = "0.4"
 log = "0.4"
 rand = "0.8"
diff --git a/src/util/data.rs b/src/util/data.rs
index cb784730..8cd6dd96 100644
--- a/src/util/data.rs
+++ b/src/util/data.rs
@@ -106,12 +106,11 @@ pub fn blake2sum(data: &[u8]) -> Hash {
 pub type FastHash = u64;
 
 pub fn fasthash(data: &[u8]) -> FastHash {
-	use fasthash::{xx::Hasher64, FastHasher};
-	use std::hash::Hasher;
+	use xxhash_rust::xxh3::Xxh3;
 
-	let mut h = Hasher64::new();
-	h.write(data);
-	h.finish()
+	let mut h = Xxh3::new();
+	h.update(data);
+	h.digest()
 }
 
 pub fn gen_uuid() -> UUID {
-- 
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