From b1c543b4d2abee8bac47e1060942286c1fd148a0 Mon Sep 17 00:00:00 2001
From: Alex Tibbles <alex@bleg.org>
Date: Mon, 21 Feb 2022 16:58:20 -0500
Subject: [PATCH] hashsum: re-factor SHA1 implementation into common macro

---
 src/uu/hashsum/src/digest.rs | 23 +----------------------
 1 file changed, 1 insertion(+), 22 deletions(-)

diff --git a/src/uu/hashsum/src/digest.rs b/src/uu/hashsum/src/digest.rs
index f7cae2047..8cf7f55a0 100644
--- a/src/uu/hashsum/src/digest.rs
+++ b/src/uu/hashsum/src/digest.rs
@@ -104,28 +104,6 @@ impl Digest for blake3::Hasher {
     }
 }
 
-impl Digest for sha1::Sha1 {
-    fn new() -> Self {
-        Self::default()
-    }
-
-    fn input(&mut self, input: &[u8]) {
-        digest::Digest::update(self, input);
-    }
-
-    fn result(&mut self, out: &mut [u8]) {
-        digest::Digest::finalize_into_reset(self, out.into());
-    }
-
-    fn reset(&mut self) {
-        *self = Self::new();
-    }
-
-    fn output_bits(&self) -> usize {
-        160
-    }
-}
-
 // Implements the Digest trait for sha2 / sha3 algorithms with fixed output
 macro_rules! impl_digest_sha {
     ($type: ty, $size: expr) => {
@@ -180,6 +158,7 @@ macro_rules! impl_digest_shake {
     };
 }
 
+impl_digest_sha!(sha1::Sha1, 160);
 impl_digest_sha!(sha2::Sha224, 224);
 impl_digest_sha!(sha2::Sha256, 256);
 impl_digest_sha!(sha2::Sha384, 384);