gnu: Add aws-lc.

* gnu/packages/tls.scm (aws-lc): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/tls.scm

@@ -1205,3 +1205,30 @@ and DTLS 1.2, is up to 20 times smaller than OpenSSL, and offers progressive
 ciphers such as ChaCha20, Curve25519, NTRU, and Blake2b.")
     (home-page "https://www.wolfssl.com/")
     (license license:gpl2+))) ; Audit
+
+(define-public aws-lc
+  (let ((commit "d0a5455417d80e68581e197d95720c3fb25e3926")
+        (revision "0"))
+    (package
+      (name "aws-lc")
+      (version (git-version "0.0.0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url (string-append "https://github.com/awslabs/" name))
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "1ysj3x1f2lcdvwzyb9x3waykz1j7r21viv5z5vgc0ja9xv7znm9g"))))
+      (build-system cmake-build-system)
+      (arguments
+       '(#:tests? #f ; re-enable but with go and perl dependencies
+         #:configure-flags
+         '("-DBUILD_SHARED_LIBS=ON")))
+      (synopsis "General purpose cryptographic library")
+      (description "AWS libcrypto (aws-lc) contains portable C implementations
+of algorithms needed for TLS and common applications, and includes optimized
+assembly versions for x86 and ARM.")
+      (home-page "https://github.com/awslabs/aws-lc")
+      (license license:asl2.0))))