gnu: Add rust-trust-dns-rustls-0.19.

* gnu/packages/crates-io.scm (rust-trust-dns-rustls-0.19): New variable.

gnu/packages/crates-io.scm

@@ -28557,6 +28557,37 @@ foundational DNS protocol library for all Trust-DNS projects.")
         (sha256
          (base32
           "12wdd4ja7047sd3rx70hv2056hyc8gcdllcx3a41g1rnw64kng98"))))
+
+(define-public rust-trust-dns-rustls-0.19
+  (package
+    (name "rust-trust-dns-rustls")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-rustls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1hj4fx2x4ncj7v8pf6bbn7634zq76hjigm1s2h6b6yjzzmz4yprn"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-rustls" ,rust-rustls-0.17)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.13)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-openssl" ,rust-openssl-0.10))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "rustls extension for the Trust-DNS client")
+    (description "Trust-DNS is a safe and secure DNS library.  This is an
+extension for the Trust-DNS client to use rustls for TLS.")
+    (license (list license:expat license:asl2.0))))
+
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs