sha3: fix XOF reader type aliases (#427)

Author: newpavlov

Cargo.lock

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 0.10.6 (2022-10-19)
+### Fixed
+- XOF reader type aliases ([#427])
+
+[#427]: https://github.com/RustCrypto/hashes/pull/427
+
 ## 0.10.5 (2022-09-16)
 ### Added
 - Feature-gated OID support ([#405])

sha3/CHANGELOG.md

@@ -1,6 +1,6 @@
 [package]
 name = "sha3"
-version = "0.10.5"
+version = "0.10.6"
 description = "SHA-3 (Keccak) hash function"
 authors = ["RustCrypto Developers"]
 license = "MIT OR Apache-2.0"

sha3/Cargo.toml

@@ -204,7 +204,7 @@ macro_rules! impl_shake {
 
         #[doc = $alg_name]
         #[doc = " reader state."]
-        pub type $reader_full = XofReaderCoreWrapper<$name>;
+        pub type $reader_full = XofReaderCoreWrapper<$reader>;
     };
     (
         $name:ident, $full_name:ident, $reader:ident, $reader_full:ident,
@@ -395,6 +395,6 @@ macro_rules! impl_cshake {
 
         #[doc = $alg_name]
         #[doc = " reader state."]
-        pub type $reader_full = XofReaderCoreWrapper<$name>;
+        pub type $reader_full = XofReaderCoreWrapper<$reader>;
     };
 }

sha3/src/macros.rs

@@ -0,0 +1,19 @@
+//! Checks that we defined reader type aliases correctly
+#![allow(dead_code)]
+use sha3::digest::ExtendableOutput;
+
+fn shake128(v: sha3::Shake128) -> sha3::Shake128Reader {
+    v.finalize_xof()
+}
+
+fn shake256(v: sha3::Shake256) -> sha3::Shake256Reader {
+    v.finalize_xof()
+}
+
+fn cshake128(v: sha3::CShake128) -> sha3::CShake128Reader {
+    v.finalize_xof()
+}
+
+fn cshake256(v: sha3::CShake256) -> sha3::CShake256Reader {
+    v.finalize_xof()
+}