sha3: Use p1600 fn to fix performance degrade (#472)

aewag · web-flow · commit 4d13ef1e2f42 · 2023-05-05T06:19:08.000-06:00
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/sha3/Cargo.toml b/sha3/Cargo.toml
@@ -17,7 +17,7 @@ categories = ["cryptography", "no-std"]
 
 [dependencies]
 digest = "0.10.4"
-keccak = "0.1.3"
+keccak = "0.1.4"
 
 [dev-dependencies]
 digest = { version = "0.10.4", features = ["dev"] }
diff --git a/sha3/src/state.rs b/sha3/src/state.rs
@@ -34,7 +34,7 @@ impl Sha3State {
             *s ^= u64::from_le_bytes(b.try_into().unwrap());
         }
 
-        keccak::keccak_p(&mut self.state, self.round_count);
+        keccak::p1600(&mut self.state, self.round_count);
     }
 
     #[inline(always)]
@@ -46,6 +46,6 @@ impl Sha3State {
 
     #[inline(always)]
     pub(crate) fn permute(&mut self) {
-        keccak::keccak_p(&mut self.state, self.round_count);
+        keccak::p1600(&mut self.state, self.round_count);
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ impl Sha3State {`
`34`	`34`	`*s ^= u64::from_le_bytes(b.try_into().unwrap());`
`35`	`35`	`}`
`36`	`36`
`37`		`- keccak::keccak_p(&mut self.state, self.round_count);`
	`37`	`+ keccak::p1600(&mut self.state, self.round_count);`
`38`	`38`	`}`
`39`	`39`
`40`	`40`	`#[inline(always)]`
`@@ -46,6 +46,6 @@ impl Sha3State {`
`46`	`46`
`47`	`47`	`#[inline(always)]`
`48`	`48`	`pub(crate) fn permute(&mut self) {`
`49`		`- keccak::keccak_p(&mut self.state, self.round_count);`
	`49`	`+ keccak::p1600(&mut self.state, self.round_count);`
`50`	`50`	`}`
`51`	`51`	`}`