Merge pull request #587 from uuid-rs/feat/fast-sha1

Use the sha1_smol library for SHA1

Cargo.toml

@@ -65,7 +65,7 @@ js = ["private_getrandom", "private_getrandom/js"]
 rng = ["private_getrandom"]
 fast-rng = ["rng", "private_rand"]
 
-sha1 = ["private_sha1"]
+sha1 = ["private_sha1_smol"]
 md5 = ["private_md-5"]
 
 # Public: Used in trait impls on `Uuid`
@@ -121,11 +121,11 @@ version = "0.10"
 # Private
 # Don't depend on this optional feature directly: it may change at any time
 # Use the `sha1` feature instead
-[dependencies.private_sha1]
-package = "sha1"
+[dependencies.private_sha1_smol]
+package = "sha1_smol"
 default-features = false
 optional = true
-version = "0.10"
+version = "1"
 
 # Public: Re-exported
 # Don't depend on this optional feature directly: it may change at any time

src/sha1.rs

@@ -1,14 +1,14 @@
 #[cfg(feature = "v5")]
 pub(crate) fn hash(ns: &[u8], src: &[u8]) -> [u8; 16] {
-    use private_sha1::{Sha1, Digest};
+    use private_sha1_smol::Sha1;
 
     let mut hasher = Sha1::new();
 
     hasher.update(ns);
     hasher.update(src);
 
     let mut bytes = [0; 16];
-    bytes.copy_from_slice(&hasher.finalize()[..16]);
+    bytes.copy_from_slice(&hasher.digest().bytes()[..16]);
 
     bytes
 }