gnu: Add rust-trust-dns-rustls-0.6.

* gnu/packages/crates-io.scm (rust-trust-dns-rustls-0.6): New variable.

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

gnu/packages/crates-io.scm

@@ -30757,6 +30757,45 @@ other queries.")
 extension for the Trust-DNS client to use rustls for TLS.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-trust-dns-rustls-0.6
+  (package
+    (inherit rust-trust-dns-rustls-0.19)
+    (name "rust-trust-dns-rustls")
+    (version "0.6.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-rustls" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0vbh2y7w2s5gcw33fn4hb5f927kgjm6603vw63slg9riikmsiq43"))))
+    (native-inputs
+     `(("openssl" ,openssl)
+       ("pkg-config" ,pkg-config)))
+    (arguments
+     `(#:cargo-test-flags
+       '("--release" "--" "--skip=tests::test_tls_client_stream_ipv4")
+       #:cargo-inputs
+       (("rust-futures" ,rust-futures-0.1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-rustls" ,rust-rustls-0.15)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.9)
+        ("rust-tokio-tcp" ,rust-tokio-tcp-0.1)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.7)
+        ("rust-webpki" ,rust-webpki-0.19))
+       #:cargo-development-inputs
+       (("rust-openssl" ,rust-openssl-0.10)
+        ("rust-tokio" ,rust-tokio-0.1))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'find-openssl
+           (lambda* (#:key inputs #:allow-other-keys)
+             (let ((openssl (assoc-ref inputs "openssl")))
+               (setenv "OPENSSL_DIR" openssl))
+             #t)))))))
+
 (define-public rust-try-from-0.3
   (package
     (name "rust-try-from")