gnu: Add rust-password-hash-0.3.

* gnu/packages/crates-io.scm (rust-password-hash-0.3): New variable.

Signed-off-by: Nicolas Goaziou <mail@nicolasgoaziou.fr>

gnu/packages/crates-io.scm

@@ -37219,6 +37219,34 @@ and would-block I/O operations.")
         ("rust-tokio-core" ,rust-tokio-core-0.1))))
     (license license:bsd-3)))
 
+(define-public rust-password-hash-0.3
+  (package
+    (name "rust-password-hash")
+    (version "0.3.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "password-hash" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1n7ig9j5x2q0fk12nny40faggrs0ra5bbxp6gz5yghfwlqw1ay8x"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-base64ct" ,rust-base64ct-1)
+        ("rust-rand-core" ,rust-rand-core-0.6)
+        ("rust-subtle" ,rust-subtle-2))))
+    (home-page "https://github.com/RustCrypto/traits/tree/master/password-hash")
+    (synopsis
+     "Traits describing the functionality of password hashing algorithms")
+    (description
+     "This package provides traits which describe the functionality of
+password hashing algorithms, as well as a `no_std`-friendly implementation of
+the PHC string format (a well-defined subset of the Modular Crypt
+Format (MCF).")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-paste-1
   (package
     (name "rust-paste")