gnu: Add rust-sha3.

* gnu/packages/crates-io.scm (rust-sha3): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/packages/crates-io.scm

@@ -44713,6 +44713,33 @@ (define-public rust-sha2-asm-0.3
        (("rust-gcc" ,rust-gcc-0.3)
         ("rust-generic-array" ,rust-generic-array-0.8))))))
 
+(define-public rust-sha3-0.9
+  (package
+    (name "rust-sha3")
+    (version "0.9.1")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "sha3" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32 "02d85wpvz75a0n7r2da15ikqjwzamhii11qy9gqf6pafgm0rj4gq"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-block-buffer" ,rust-block-buffer-0.9)
+        ("rust-digest" ,rust-digest-0.9)
+        ("rust-keccak" ,rust-keccak-0.1)
+        ("rust-opaque-debug" ,rust-opaque-debug-0.3))
+       #:cargo-development-inputs
+       (("rust-digest" ,rust-digest-0.9)
+        ("rust-hex-literal" ,rust-hex-literal-0.2))))
+    (home-page "https://github.com/RustCrypto/hashes")
+    (synopsis "SHA-3 (Keccak) hash function")
+    (description "This package provides a pure Rust implementation of the SHA-3
+(Keccak) hash function.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-shader-version-0.6
   (package
     (name "rust-shader-version")