gnu: Move crypto packages from haskell to haskell-crypto.

* gnu/packages/haskell.scm (ghc-asn1-types, ghc-asn1-encoding, ghc-asn1-parse,
ghc-crypto-api, ghc-crypto-api-tests, ghc-cryptohash, ghc-cryptohash-md5,
ghc-cryptohash-sha1, ghc-cryptonite, ghc-digest, ghc-entropy, ghc-pem,
ghc-puremd5, ghc-sha, ghc-x509, ghc-x509-store, ghc-x509-validation,
ghc-x509-system): Move variables to ...
* gnu/packages/haskell-crypto.scm: ... this new file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* gnu/packages/haskell.scm,
gnu/packages/haskell-web.scm,
gnu/packages/version-control.scm: Include haskell-crypto module.

4 files changed, 533 insertions, 499 deletions

diff --git a/gnu/packages/haskell-crypto.scm b/gnu/packages/haskell-crypto.scm
new file mode 100644
index 0000000000..9501fb2c39
--- /dev/null
+++ b/gnu/packages/haskell-crypto.scm
@@ -0,0 +1,530 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Paul van der Walt <paul@denknerd.org>
+;;; Copyright © 2015, 2017 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2016 ng0 <ng0@infotropique.org>
+;;; Copyright © 2017 rsiddharth <s@ricketyspace.net>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages haskell-crypto)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages haskell)
+  #:use-module (gnu packages haskell-check)
+  #:use-module (guix build-system haskell)
+  #:use-module (guix download)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix utils))
+
+(define-public ghc-asn1-types
+  (package
+    (name "ghc-asn1-types")
+    (version "0.3.1")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "asn1-types/asn1-types-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "1iif9yrh4mmj249gyvam0zb2vb3jnlz777gahh2z9sx00dsx9rja"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-memory" ,ghc-memory)
+       ("ghc-hourglass" ,ghc-hourglass)))
+    (home-page "https://github.com/vincenthz/hs-asn1-types")
+    (synopsis "ASN.1 types for Haskell")
+    (description
+     "The package provides the standard types for dealing with the ASN.1
+format.")
+    (license license:bsd-3)))
+
+(define-public ghc-asn1-encoding
+  (package
+    (name "ghc-asn1-encoding")
+    (version "0.9.3")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "asn1-encoding/asn1-encoding-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "01ki5msrpccgdbdiaaa5a9zw0icp1hki4hca8qx6hzlp0rcf1mwh"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-hourglass" ,ghc-hourglass)
+       ("ghc-asn1-types" ,ghc-asn1-types)
+       ("ghc-text" ,ghc-text)
+       ("ghc-mtl" ,ghc-mtl)))
+    (native-inputs
+     `(("ghc-tasty" ,ghc-tasty)
+       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)))
+    (home-page "https://github.com/vincenthz/hs-asn1")
+    (synopsis "ASN1 data reader and writer in RAW, BER and DER forms")
+    (description
+     "This package provides a reader and writer for ASN1 data in raw form with
+supports for high level forms of ASN1 (BER, and DER).")
+    (license license:bsd-3)))
+
+(define-public ghc-asn1-parse
+  (package
+    (name "ghc-asn1-parse")
+    (version "0.9.4")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "asn1-parse/asn1-parse-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "025prsihk5g6rdv9xlfmj0zpa0wa3qjzj5i4ilzvg7f6f3sji8y6"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-asn1-types" ,ghc-asn1-types)
+       ("ghc-asn1-encoding" ,ghc-asn1-encoding)))
+    (home-page "https://github.com/vincenthz/hs-asn1")
+    (synopsis "Simple monadic parser for ASN1 stream types")
+    (description
+     "This package provides a simple monadic parser for ASN1 stream types,
+when ASN1 pattern matching is not convenient.")
+    (license license:bsd-3)))
+
+(define-public ghc-crypto-api
+  (package
+    (name "ghc-crypto-api")
+    (version "0.13.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "crypto-api-" version "/"
+                           "crypto-api-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1vc27qcgbg7hf50rkqhlrs58zn1888ilh4b6wrrm07bnm48xacak"))))
+    (build-system haskell-build-system)
+    (inputs `(("ghc-cereal" ,ghc-cereal)
+              ("ghc-tagged" ,ghc-tagged)
+              ("ghc-entropy" ,ghc-entropy)))
+    (home-page "https://github.com/TomMD/crypto-api")
+    (synopsis "Provides generic interface for cryptographic operations
+for Haskell")
+    (description "This Haskell package provides a generic interface for
+cryptographic operations (hashes, ciphers, randomness).
+
+Maintainers of hash and cipher implementations are encouraged to add instances
+for the classes defined in @code{Crypto.Classes}.  @code{Crypto} users are
+similarly encouraged to use the interfaces defined in the @code{Classes} module.
+
+Any concepts or functions of general use to more than one cryptographic
+algorithm (ex: padding) is within scope of this package.")
+    (license license:bsd-3)))
+
+(define-public ghc-crypto-api-tests
+  (package
+    (name "ghc-crypto-api-tests")
+    (version "0.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "crypto-api-tests-" version "/"
+                           "crypto-api-tests-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0w3j43jdrlj28jryp18hc6q84nkl2yf4vs1hhgrsk7gb9kfyqjpl"))))
+    (build-system haskell-build-system)
+    (inputs `(("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)
+              ("ghc-crypto-api" ,ghc-crypto-api)
+              ("ghc-cereal" ,ghc-cereal)
+              ("ghc-test-framework" ,ghc-test-framework)
+              ("ghc-test-framework-hunit" ,ghc-test-framework-hunit)
+              ("ghc-hunit" ,ghc-hunit)
+              ("ghc-quickcheck" ,ghc-quickcheck)))
+    (home-page "https://github.com/TomMD/crypto-api-tests")
+    (synopsis "Test framework and KATs for cryptographic operations for Haskell")
+    (description "This Haskell package provides a test framework for hash and
+cipher operations using the crypto-api interface.  Known answer tests (KATs)
+for common cryptographic algorithms are included.")
+    (license license:bsd-3)))
+
+(define-public ghc-cryptohash
+  (package
+    (name "ghc-cryptohash")
+    (version "0.11.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "https://hackage.haskell.org/package/cryptohash/cryptohash-"
+             version ".tar.gz"))
+       (sha256
+        (base32
+         "1yr2iyb779znj79j3fq4ky8l1y8a600a2x1fx9p5pmpwq5zq93y2"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-byteable" ,ghc-byteable)
+       ("ghc-cryptonite" ,ghc-cryptonite)
+       ("ghc-memory" ,ghc-memory)
+       ("ghc-hunit" ,ghc-hunit)
+       ("ghc-quickcheck" ,ghc-quickcheck)
+       ("ghc-tasty" ,ghc-tasty)
+       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
+       ("ghc-tasty-hunit" ,ghc-tasty-hunit)))
+    (home-page "https://github.com/vincenthz/hs-cryptohash")
+    (synopsis "Collection of cryptographic hashes in Haskell")
+    (description
+     "A collection of crypto hashes, with a practical incremental and one-pass,
+pure APIs, with performance close to the fastest implementations available in
+other languages.  The implementations are made in C with a haskell FFI wrapper
+that hides the C implementation.")
+    (license license:bsd-3)))
+
+(define-public ghc-cryptohash-md5
+  (package
+    (name "ghc-cryptohash-md5")
+    (version "0.11.100.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "cryptohash-md5-" version "/"
+                           "cryptohash-md5-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1y8q7s2bn4gdknw1wjikdnar2b5pgz3nv3220lxrlgpsf23x82vi"))))
+    (build-system haskell-build-system)
+    (arguments
+     `(#:tests? #f)) ; tests require old version of ghc-hunit (0.9)
+    (native-inputs `(("ghc-base16-bytestring" ,ghc-base16-bytestring)
+                     ("ghc-puremd5" ,ghc-puremd5)
+                     ("ghc-tasty" ,ghc-tasty)
+                     ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
+                     ("ghc-hunit" ,ghc-hunit)))
+    (home-page "https://github.com/hvr/cryptohash-md5")
+    (synopsis "MD5 implementation for Haskell")
+    (description "This Haskell package provides implementation of MD5.")
+    (license license:bsd-3)))
+
+(define-public ghc-cryptohash-sha1
+  (package
+    (name "ghc-cryptohash-sha1")
+    (version "0.11.100.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "cryptohash-sha1-" version "/"
+                           "cryptohash-sha1-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1aqdxdhxhl9jldh951djpwxx8z7gzaqspxl7iwpl84i5ahrsyy9w"))))
+    (build-system haskell-build-system)
+    (arguments
+     `(#:tests? #f)) ; tests require old version of ghc-hunit (0.9)
+    (native-inputs `(("ghc-base16-bytestring" ,ghc-base16-bytestring)
+                     ("ghc-sha" ,ghc-sha)
+                     ("ghc-tasty" ,ghc-tasty)
+                     ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
+                     ("ghc-hunit" ,ghc-hunit)))
+    (home-page "https://github.com/hvr/cryptohash-sha1")
+    (synopsis "SHA-1 implementation for Haskell")
+    (description "This Haskell package provides an incremental and one-pass,
+pure API to the @uref{https://en.wikipedia.org/wiki/SHA-1, SHA-1 hash algorithm},
+including @uref{https://en.wikipedia.org/wiki/HMAC, HMAC support}, with
+performance close to the fastest implementations available in other languages.
+
+The implementation is made in C with a haskell FFI wrapper that hides
+the C implementation.")
+    (license license:bsd-3)))
+
+(define-public ghc-cryptonite
+  (package
+    (name "ghc-cryptonite")
+    (version "0.19")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "cryptonite/cryptonite-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "1rw5k34vpn4134yrzdhf0rsshsrkixfbv9ap18di2n00z2cw1shw"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-memory" ,ghc-memory)
+       ("ghc-byteable" ,ghc-byteable)))
+    (native-inputs
+     `(("ghc-tasty" ,ghc-tasty)
+       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
+       ("ghc-tasty-hunit" ,ghc-tasty-hunit)
+       ("ghc-tasty-kat" ,ghc-tasty-kat)))
+    (home-page "https://github.com/haskell-crypto/cryptonite")
+    (synopsis "Cryptography primitives")
+    (description
+     "This package is a repository of cryptographic primitives for Haskell.
+It supports a wide range of symmetric ciphers, cryptographic hash functions,
+public key algorithms, key derivation numbers, cryptographic random number
+generators, and more.")
+    (license license:bsd-3)))
+
+(define-public ghc-digest
+  (package
+    (name "ghc-digest")
+    (version "0.0.1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "https://hackage.haskell.org/package/digest/digest-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "04gy2zp8yzvv7j9bdfvmfzcz3sqyqa6rwslqcn4vyair2vmif5v4"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("zlib" ,zlib)))
+    (home-page
+     "https://hackage.haskell.org/package/digest")
+    (synopsis
+     "Various cryptographic hashes for bytestrings")
+    (description
+     "This package provides efficient cryptographic hash implementations for
+strict and lazy bytestrings.  For now, CRC32 and Adler32 are supported; they
+are implemented as FFI bindings to efficient code from zlib.")
+    (license license:bsd-3)))
+
+(define-public ghc-entropy
+  (package
+    (name "ghc-entropy")
+    (version "0.3.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "entropy-" version "/"
+                           "entropy-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1l3lfigqvdlmxkz1wl7zdkmc0i2r5p6z4xzhiw8xdsbsw7aljfkl"))))
+    (build-system haskell-build-system)
+    (home-page "https://github.com/TomMD/entropy")
+    (synopsis "Provides platform independent entropy source for Haskell")
+    (description "This Haskell package provides a platform independent method
+to obtain cryptographically strong entropy.")
+    (license license:bsd-3)))
+
+(define-public ghc-pem
+  (package
+    (name "ghc-pem")
+    (version "0.2.2")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "pem/pem-" version ".tar.gz"))
+              (sha256
+               (base32
+                "162sk5sg22w21wqz5qv8kx6ibxp99v5p20g3nknhm1kddk3hha1p"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-mtl" ,ghc-mtl)
+       ("ghc-base64-bytestring" ,ghc-base64-bytestring)))
+    (native-inputs
+     `(("ghc-test-framework" ,ghc-test-framework)
+       ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)
+       ("ghc-test-framework-hunit" ,ghc-test-framework-hunit)
+       ("ghc-hunit" ,ghc-hunit)
+       ("ghc-quickcheck" ,ghc-quickcheck)))
+    (home-page "https://github.com/vincenthz/hs-pem")
+    (synopsis "Privacy Enhanced Mail (PEM) format reader and writer")
+    (description
+     "This library provides readers and writers for the @dfn{Privacy Enhanced
+Mail} (PEM) format.")
+    (license license:bsd-3)))
+
+(define-public ghc-puremd5
+  (package
+    (name "ghc-puremd5")
+    (version "2.1.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "pureMD5-" version "/"
+                           "pureMD5-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0zdilz41cla2ck7mcw1a9702gyg2abq94mqahr4vci9sbs53bwxy"))))
+    (build-system haskell-build-system)
+    (inputs `(("ghc-cereal" ,ghc-cereal)
+              ("ghc-crypto-api" ,ghc-crypto-api)
+              ("ghc-tagged" ,ghc-tagged)))
+    (native-inputs `(("ghc-crypto-api-tests" ,ghc-crypto-api-tests)
+                     ("ghc-quickcheck" ,ghc-quickcheck)
+                     ("ghc-test-framework" ,ghc-test-framework)
+                     ("ghc-test-framework-quickcheck2"
+                      ,ghc-test-framework-quickcheck2)
+                     ("ghc-pretty-hex" ,ghc-pretty-hex)))
+    (home-page "https://github.com/TomMD/pureMD5")
+    (synopsis "Haskell implementation of the MD5 hash algorithm")
+    (description "This package provides a Haskell-only implementation of
+the MD5 digest (hash) algorithm.  This now supports the @code{crypto-api} class
+interface.")
+    (license license:bsd-3)))
+
+(define-public ghc-sha
+  (package
+    (name "ghc-sha")
+    (version "1.6.4.2")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "SHA/SHA-" version ".tar.gz"))
+              (sha256
+               (base32
+                "134ajm87fm4lpsw86m9q8apv20dw4bpk46raa389zr6bcdpifw64"))))
+    (build-system haskell-build-system)
+    (native-inputs
+     `(("ghc-quickcheck" ,ghc-quickcheck)
+       ("ghc-test-framework" ,ghc-test-framework)
+       ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)))
+    (home-page "https://hackage.haskell.org/package/SHA")
+    (synopsis "SHA suite of message digest functions")
+    (description
+     "This library implements the SHA suite of message digest functions,
+according to NIST FIPS 180-2 (with the SHA-224 addendum), as well as the
+SHA-based HMAC routines.  The functions have been tested against most of the
+NIST and RFC test vectors for the various functions.  While some attention has
+been paid to performance, these do not presently reach the speed of well-tuned
+libraries, like OpenSSL.")
+    (license license:bsd-3)))
+
+(define-public ghc-x509
+  (package
+    (name "ghc-x509")
+    (version "1.6.3")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "x509/x509-" version ".tar.gz"))
+              (sha256
+               (base32
+                "1pmsby29abn485fvnymsgipvb3p1ch9c591xj5ncszkf0ivjiiin"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-memory" ,ghc-memory)
+       ("ghc-mtl" ,ghc-mtl)
+       ("ghc-hourglass" ,ghc-hourglass)
+       ("ghc-pem" ,ghc-pem)
+       ("ghc-asn1-types" ,ghc-asn1-types)
+       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
+       ("ghc-asn1-parse" ,ghc-asn1-parse)
+       ("ghc-cryptonite" ,ghc-cryptonite)))
+    (native-inputs
+     `(("ghc-tasty" ,ghc-tasty)
+       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)))
+    (home-page "https://github.com/vincenthz/hs-certificate")
+    (synopsis "X509 reader and writer")
+    (description
+     "This library provides functions to read and write X509 certificates.")
+    (license license:bsd-3)))
+
+(define-public ghc-x509-store
+  (package
+    (name "ghc-x509-store")
+    (version "1.6.1")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "x509-store/x509-store-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "01abx528i9f7djq2772xyna8x2mykrnwqkcfrapcx7z3bhprvml3"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-mtl" ,ghc-mtl)
+       ("ghc-pem" ,ghc-pem)
+       ("ghc-asn1-types" ,ghc-asn1-types)
+       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
+       ("ghc-cryptonite" ,ghc-cryptonite)
+       ("ghc-x509" ,ghc-x509)))
+    (home-page "https://github.com/vincenthz/hs-certificate")
+    (synopsis "X.509 collection accessing and storing methods")
+    (description
+     "This package provides functions for accessing and storing X.509
+collections, certificates, revocation lists, and exception lists.")
+    (license license:bsd-3)))
+
+(define-public ghc-x509-validation
+  (package
+    (name "ghc-x509-validation")
+    (version "1.6.3")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "x509-validation/x509-validation-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "1qr1v561hdlhjgqjv9pj9mbk0q1xf2mr1j67ghy93nlxxyzd7dw0"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-memory" ,ghc-memory)
+       ("ghc-byteable" ,ghc-byteable)
+       ("ghc-mtl" ,ghc-mtl)
+       ("ghc-hourglass" ,ghc-hourglass)
+       ("ghc-data-default-class" ,ghc-data-default-class)
+       ("ghc-pem" ,ghc-pem)
+       ("ghc-asn1-types" ,ghc-asn1-types)
+       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
+       ("ghc-x509" ,ghc-x509)
+       ("ghc-x509-store" ,ghc-x509-store)
+       ("ghc-cryptonite" ,ghc-cryptonite)))
+    (home-page "https://github.com/vincenthz/hs-certificate")
+    (synopsis "X.509 certificate and revocation list validation")
+    (description
+     "This package provides functions for X.509 certificate and revocation
+list validation.")
+    (license license:bsd-3)))
+
+(define-public ghc-x509-system
+  (package
+    (name "ghc-x509-system")
+    (version "1.6.1")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://hackage.haskell.org/package/"
+                                  "x509-system/x509-system-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "10qf60d2f9jqwnbrhsb2cwpi86xg66m6dxndlxw967v1cdb3h6gf"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-mtl" ,ghc-mtl)
+       ("ghc-pem" ,ghc-pem)
+       ("ghc-x509" ,ghc-x509)
+       ("ghc-x509-store" ,ghc-x509-store)))
+    (home-page "https://github.com/vincenthz/hs-certificate")
+    (synopsis "Handle system X.509 accessors and storage")
+    (description
+     "This package provides a library to handle system accessors and storage
+for X.509 certificates.")
+    (license license:bsd-3)))
diff --git a/gnu/packages/haskell-web.scm b/gnu/packages/haskell-web.scm
index c1a24b91f9..4e647bf7bc 100644
--- a/gnu/packages/haskell-web.scm
+++ b/gnu/packages/haskell-web.scm
@@ -24,6 +24,7 @@
   #:use-module (gnu packages)
   #:use-module (gnu packages haskell)
   #:use-module (gnu packages haskell-check)
+  #:use-module (gnu packages haskell-crypto)
   #:use-module (guix build-system haskell)
   #:use-module (guix download)
   #:use-module ((guix licenses) #:prefix license:)
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 23093e318d..89aa62aeaf 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -37,6 +37,7 @@
   #:use-module (gnu packages ghostscript)
   #:use-module (gnu packages gl)
   #:use-module (gnu packages haskell-check)
+  #:use-module (gnu packages haskell-crypto)
   #:use-module (gnu packages haskell-web)
   #:use-module (gnu packages libffi)
   #:use-module (gnu packages lisp)
@@ -3937,33 +3938,6 @@ of getters, folds, isomorphisms, traversals, setters and lenses and their
 indexed variants.")
     (license license:bsd-3)))
 
-(define-public ghc-digest
-  (package
-    (name "ghc-digest")
-    (version "0.0.1.2")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append
-             "https://hackage.haskell.org/package/digest/digest-"
-             version
-             ".tar.gz"))
-       (sha256
-        (base32
-         "04gy2zp8yzvv7j9bdfvmfzcz3sqyqa6rwslqcn4vyair2vmif5v4"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("zlib" ,zlib)))
-    (home-page
-     "https://hackage.haskell.org/package/digest")
-    (synopsis
-     "Various cryptographic hashes for bytestrings")
-    (description
-     "This package provides efficient cryptographic hash implementations for
-strict and lazy bytestrings.  For now, CRC32 and Adler32 are supported; they
-are implemented as FFI bindings to efficient code from zlib.")
-    (license license:bsd-3)))
-
 (define-public ghc-cheapskate
   (package
     (name "ghc-cheapskate")
@@ -5031,33 +5005,6 @@ do on-demand loading.")
 TIFF and GIF formats.")
     (license license:bsd-3)))
 
-(define-public ghc-sha
-  (package
-    (name "ghc-sha")
-    (version "1.6.4.2")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "SHA/SHA-" version ".tar.gz"))
-              (sha256
-               (base32
-                "134ajm87fm4lpsw86m9q8apv20dw4bpk46raa389zr6bcdpifw64"))))
-    (build-system haskell-build-system)
-    (native-inputs
-     `(("ghc-quickcheck" ,ghc-quickcheck)
-       ("ghc-test-framework" ,ghc-test-framework)
-       ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)))
-    (home-page "https://hackage.haskell.org/package/SHA")
-    (synopsis "SHA suite of message digest functions")
-    (description
-     "This library implements the SHA suite of message digest functions,
-according to NIST FIPS 180-2 (with the SHA-224 addendum), as well as the
-SHA-based HMAC routines.  The functions have been tested against most of the
-NIST and RFC test vectors for the various functions.  While some attention has
-been paid to performance, these do not presently reach the speed of well-tuned
-libraries, like OpenSSL.")
-    (license license:bsd-3)))
-
 (define-public ghc-hslua
   (package
     (name "ghc-hslua")
@@ -5138,108 +5085,6 @@ a type that has a @code{Time} instances, and thus are different
 representations of current time.")
     (license license:bsd-3)))
 
-(define-public ghc-pem
-  (package
-    (name "ghc-pem")
-    (version "0.2.2")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "pem/pem-" version ".tar.gz"))
-              (sha256
-               (base32
-                "162sk5sg22w21wqz5qv8kx6ibxp99v5p20g3nknhm1kddk3hha1p"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-mtl" ,ghc-mtl)
-       ("ghc-base64-bytestring" ,ghc-base64-bytestring)))
-    (native-inputs
-     `(("ghc-test-framework" ,ghc-test-framework)
-       ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)
-       ("ghc-test-framework-hunit" ,ghc-test-framework-hunit)
-       ("ghc-hunit" ,ghc-hunit)
-       ("ghc-quickcheck" ,ghc-quickcheck)))
-    (home-page "https://github.com/vincenthz/hs-pem")
-    (synopsis "Privacy Enhanced Mail (PEM) format reader and writer")
-    (description
-     "This library provides readers and writers for the @dfn{Privacy Enhanced
-Mail} (PEM) format.")
-    (license license:bsd-3)))
-
-(define-public ghc-asn1-types
-  (package
-    (name "ghc-asn1-types")
-    (version "0.3.1")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "asn1-types/asn1-types-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "1iif9yrh4mmj249gyvam0zb2vb3jnlz777gahh2z9sx00dsx9rja"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-memory" ,ghc-memory)
-       ("ghc-hourglass" ,ghc-hourglass)))
-    (home-page "https://github.com/vincenthz/hs-asn1-types")
-    (synopsis "ASN.1 types for Haskell")
-    (description
-     "The package provides the standard types for dealing with the ASN.1
-format.")
-    (license license:bsd-3)))
-
-(define-public ghc-asn1-encoding
-  (package
-    (name "ghc-asn1-encoding")
-    (version "0.9.3")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "asn1-encoding/asn1-encoding-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "01ki5msrpccgdbdiaaa5a9zw0icp1hki4hca8qx6hzlp0rcf1mwh"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-hourglass" ,ghc-hourglass)
-       ("ghc-asn1-types" ,ghc-asn1-types)
-       ("ghc-text" ,ghc-text)
-       ("ghc-mtl" ,ghc-mtl)))
-    (native-inputs
-     `(("ghc-tasty" ,ghc-tasty)
-       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)))
-    (home-page "https://github.com/vincenthz/hs-asn1")
-    (synopsis "ASN1 data reader and writer in RAW, BER and DER forms")
-    (description
-     "This package provides a reader and writer for ASN1 data in raw form with
-supports for high level forms of ASN1 (BER, and DER).")
-    (license license:bsd-3)))
-
-(define-public ghc-asn1-parse
-  (package
-    (name "ghc-asn1-parse")
-    (version "0.9.4")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "asn1-parse/asn1-parse-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "025prsihk5g6rdv9xlfmj0zpa0wa3qjzj5i4ilzvg7f6f3sji8y6"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-asn1-types" ,ghc-asn1-types)
-       ("ghc-asn1-encoding" ,ghc-asn1-encoding)))
-    (home-page "https://github.com/vincenthz/hs-asn1")
-    (synopsis "Simple monadic parser for ASN1 stream types")
-    (description
-     "This package provides a simple monadic parser for ASN1 stream types,
-when ASN1 pattern matching is not convenient.")
-    (license license:bsd-3)))
-
 (define-public ghc-edit-distance
   (package
     (name "ghc-edit-distance")
@@ -5265,36 +5110,6 @@ distances for fuzzy matching, including Levenshtein and restricted
 Damerau-Levenshtein algorithms.")
     (license license:bsd-3)))
 
-(define-public ghc-cryptonite
-  (package
-    (name "ghc-cryptonite")
-    (version "0.19")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "cryptonite/cryptonite-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "1rw5k34vpn4134yrzdhf0rsshsrkixfbv9ap18di2n00z2cw1shw"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-memory" ,ghc-memory)
-       ("ghc-byteable" ,ghc-byteable)))
-    (native-inputs
-     `(("ghc-tasty" ,ghc-tasty)
-       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
-       ("ghc-tasty-hunit" ,ghc-tasty-hunit)
-       ("ghc-tasty-kat" ,ghc-tasty-kat)))
-    (home-page "https://github.com/haskell-crypto/cryptonite")
-    (synopsis "Cryptography primitives")
-    (description
-     "This package is a repository of cryptographic primitives for Haskell.
-It supports a wide range of symmetric ciphers, cryptographic hash functions,
-public key algorithms, key derivation numbers, cryptographic random number
-generators, and more.")
-    (license license:bsd-3)))
-
 (define-public ghc-memory
   (package
     (name "ghc-memory")
@@ -5321,120 +5136,6 @@ different type of byte array abstraction, raw memory IO operations (memory
 set, memory copy, ..) and more")
     (license license:bsd-3)))
 
-(define-public ghc-x509
-  (package
-    (name "ghc-x509")
-    (version "1.6.3")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "x509/x509-" version ".tar.gz"))
-              (sha256
-               (base32
-                "1pmsby29abn485fvnymsgipvb3p1ch9c591xj5ncszkf0ivjiiin"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-memory" ,ghc-memory)
-       ("ghc-mtl" ,ghc-mtl)
-       ("ghc-hourglass" ,ghc-hourglass)
-       ("ghc-pem" ,ghc-pem)
-       ("ghc-asn1-types" ,ghc-asn1-types)
-       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
-       ("ghc-asn1-parse" ,ghc-asn1-parse)
-       ("ghc-cryptonite" ,ghc-cryptonite)))
-    (native-inputs
-     `(("ghc-tasty" ,ghc-tasty)
-       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)))
-    (home-page "https://github.com/vincenthz/hs-certificate")
-    (synopsis "X509 reader and writer")
-    (description
-     "This library provides functions to read and write X509 certificates.")
-    (license license:bsd-3)))
-
-(define-public ghc-x509-store
-  (package
-    (name "ghc-x509-store")
-    (version "1.6.1")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "x509-store/x509-store-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "01abx528i9f7djq2772xyna8x2mykrnwqkcfrapcx7z3bhprvml3"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-mtl" ,ghc-mtl)
-       ("ghc-pem" ,ghc-pem)
-       ("ghc-asn1-types" ,ghc-asn1-types)
-       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
-       ("ghc-cryptonite" ,ghc-cryptonite)
-       ("ghc-x509" ,ghc-x509)))
-    (home-page "https://github.com/vincenthz/hs-certificate")
-    (synopsis "X.509 collection accessing and storing methods")
-    (description
-     "This package provides functions for accessing and storing X.509
-collections, certificates, revocation lists, and exception lists.")
-    (license license:bsd-3)))
-
-(define-public ghc-x509-validation
-  (package
-    (name "ghc-x509-validation")
-    (version "1.6.3")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "x509-validation/x509-validation-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "1qr1v561hdlhjgqjv9pj9mbk0q1xf2mr1j67ghy93nlxxyzd7dw0"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-memory" ,ghc-memory)
-       ("ghc-byteable" ,ghc-byteable)
-       ("ghc-mtl" ,ghc-mtl)
-       ("ghc-hourglass" ,ghc-hourglass)
-       ("ghc-data-default-class" ,ghc-data-default-class)
-       ("ghc-pem" ,ghc-pem)
-       ("ghc-asn1-types" ,ghc-asn1-types)
-       ("ghc-asn1-encoding" ,ghc-asn1-encoding)
-       ("ghc-x509" ,ghc-x509)
-       ("ghc-x509-store" ,ghc-x509-store)
-       ("ghc-cryptonite" ,ghc-cryptonite)))
-    (home-page "https://github.com/vincenthz/hs-certificate")
-    (synopsis "X.509 certificate and revocation list validation")
-    (description
-     "This package provides functions for X.509 certificate and revocation
-list validation.")
-    (license license:bsd-3)))
-
-(define-public ghc-x509-system
-  (package
-    (name "ghc-x509-system")
-    (version "1.6.1")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://hackage.haskell.org/package/"
-                                  "x509-system/x509-system-"
-                                  version ".tar.gz"))
-              (sha256
-               (base32
-                "10qf60d2f9jqwnbrhsb2cwpi86xg66m6dxndlxw967v1cdb3h6gf"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-mtl" ,ghc-mtl)
-       ("ghc-pem" ,ghc-pem)
-       ("ghc-x509" ,ghc-x509)
-       ("ghc-x509-store" ,ghc-x509-store)))
-    (home-page "https://github.com/vincenthz/hs-certificate")
-    (synopsis "Handle system X.509 accessors and storage")
-    (description
-     "This package provides a library to handle system accessors and storage
-for X.509 certificates.")
-    (license license:bsd-3)))
-
 (define-public ghc-tls
   (package
     (name "ghc-tls")
@@ -5878,38 +5579,6 @@ implement a custom format if needed.  Serialisation speeds of over 1 G\\/sec hav
 been observed, so this library should be suitable for high performance scenarios.")
     (license license:bsd-3)))
 
-(define-public ghc-cryptohash
-  (package
-    (name "ghc-cryptohash")
-    (version "0.11.9")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append
-             "https://hackage.haskell.org/package/cryptohash/cryptohash-"
-             version ".tar.gz"))
-       (sha256
-        (base32
-         "1yr2iyb779znj79j3fq4ky8l1y8a600a2x1fx9p5pmpwq5zq93y2"))))
-    (build-system haskell-build-system)
-    (inputs
-     `(("ghc-byteable" ,ghc-byteable)
-       ("ghc-cryptonite" ,ghc-cryptonite)
-       ("ghc-memory" ,ghc-memory)
-       ("ghc-hunit" ,ghc-hunit)
-       ("ghc-quickcheck" ,ghc-quickcheck)
-       ("ghc-tasty" ,ghc-tasty)
-       ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
-       ("ghc-tasty-hunit" ,ghc-tasty-hunit)))
-    (home-page "https://github.com/vincenthz/hs-cryptohash")
-    (synopsis "Collection of cryptographic hashes in Haskell")
-    (description
-     "A collection of crypto hashes, with a practical incremental and one-pass,
-pure APIs, with performance close to the fastest implementations available in
-other languages.  The implementations are made in C with a haskell FFI wrapper
-that hides the C implementation.")
-    (license license:bsd-3)))
-
 (define-public ghc-data-ordlist
   (package
     (name "ghc-data-ordlist")
@@ -8064,85 +7733,6 @@ which consume random values.")
     (description "This Haskell package provides an either monad transformer.")
     (license license:bsd-3)))
 
-(define-public ghc-entropy
-  (package
-    (name "ghc-entropy")
-    (version "0.3.8")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "entropy-" version "/"
-                           "entropy-" version ".tar.gz"))
-       (sha256
-        (base32
-         "1l3lfigqvdlmxkz1wl7zdkmc0i2r5p6z4xzhiw8xdsbsw7aljfkl"))))
-    (build-system haskell-build-system)
-    (home-page "https://github.com/TomMD/entropy")
-    (synopsis "Provides platform independent entropy source for Haskell")
-    (description "This Haskell package provides a platform independent method
-to obtain cryptographically strong entropy.")
-    (license license:bsd-3)))
-
-(define-public ghc-crypto-api
-  (package
-    (name "ghc-crypto-api")
-    (version "0.13.2")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "crypto-api-" version "/"
-                           "crypto-api-" version ".tar.gz"))
-       (sha256
-        (base32
-         "1vc27qcgbg7hf50rkqhlrs58zn1888ilh4b6wrrm07bnm48xacak"))))
-    (build-system haskell-build-system)
-    (inputs `(("ghc-cereal" ,ghc-cereal)
-              ("ghc-tagged" ,ghc-tagged)
-              ("ghc-entropy" ,ghc-entropy)))
-    (home-page "https://github.com/TomMD/crypto-api")
-    (synopsis "Provides generic interface for cryptographic operations
-for Haskell")
-    (description "This Haskell package provides a generic interface for
-cryptographic operations (hashes, ciphers, randomness).
-
-Maintainers of hash and cipher implementations are encouraged to add instances
-for the classes defined in @code{Crypto.Classes}.  @code{Crypto} users are
-similarly encouraged to use the interfaces defined in the @code{Classes} module.
-
-Any concepts or functions of general use to more than one cryptographic
-algorithm (ex: padding) is within scope of this package.")
-    (license license:bsd-3)))
-
-(define-public ghc-crypto-api-tests
-  (package
-    (name "ghc-crypto-api-tests")
-    (version "0.3")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "crypto-api-tests-" version "/"
-                           "crypto-api-tests-" version ".tar.gz"))
-       (sha256
-        (base32
-         "0w3j43jdrlj28jryp18hc6q84nkl2yf4vs1hhgrsk7gb9kfyqjpl"))))
-    (build-system haskell-build-system)
-    (inputs `(("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)
-              ("ghc-crypto-api" ,ghc-crypto-api)
-              ("ghc-cereal" ,ghc-cereal)
-              ("ghc-test-framework" ,ghc-test-framework)
-              ("ghc-test-framework-hunit" ,ghc-test-framework-hunit)
-              ("ghc-hunit" ,ghc-hunit)
-              ("ghc-quickcheck" ,ghc-quickcheck)))
-    (home-page "https://github.com/TomMD/crypto-api-tests")
-    (synopsis "Test framework and KATs for cryptographic operations for Haskell")
-    (description "This Haskell package provides a test framework for hash and
-cipher operations using the crypto-api interface.  Known answer tests (KATs)
-for common cryptographic algorithms are included.")
-    (license license:bsd-3)))
-
 (define-public ghc-pretty-hex
   (package
     (name "ghc-pretty-hex")
@@ -8163,94 +7753,6 @@ for common cryptographic algorithms are included.")
 ByteStrings in the style of other common *nix hex dump tools.")
     (license license:bsd-3)))
 
-(define-public ghc-puremd5
-  (package
-    (name "ghc-puremd5")
-    (version "2.1.3")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "pureMD5-" version "/"
-                           "pureMD5-" version ".tar.gz"))
-       (sha256
-        (base32
-         "0zdilz41cla2ck7mcw1a9702gyg2abq94mqahr4vci9sbs53bwxy"))))
-    (build-system haskell-build-system)
-    (inputs `(("ghc-cereal" ,ghc-cereal)
-              ("ghc-crypto-api" ,ghc-crypto-api)
-              ("ghc-tagged" ,ghc-tagged)))
-    (native-inputs `(("ghc-crypto-api-tests" ,ghc-crypto-api-tests)
-                     ("ghc-quickcheck" ,ghc-quickcheck)
-                     ("ghc-test-framework" ,ghc-test-framework)
-                     ("ghc-test-framework-quickcheck2"
-                      ,ghc-test-framework-quickcheck2)
-                     ("ghc-pretty-hex" ,ghc-pretty-hex)))
-    (home-page "https://github.com/TomMD/pureMD5")
-    (synopsis "Haskell implementation of the MD5 hash algorithm")
-    (description "This package provides a Haskell-only implementation of
-the MD5 digest (hash) algorithm.  This now supports the @code{crypto-api} class
-interface.")
-    (license license:bsd-3)))
-
-(define-public ghc-cryptohash-md5
-  (package
-    (name "ghc-cryptohash-md5")
-    (version "0.11.100.1")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "cryptohash-md5-" version "/"
-                           "cryptohash-md5-" version ".tar.gz"))
-       (sha256
-        (base32
-         "1y8q7s2bn4gdknw1wjikdnar2b5pgz3nv3220lxrlgpsf23x82vi"))))
-    (build-system haskell-build-system)
-    (arguments
-     `(#:tests? #f)) ; tests require old version of ghc-hunit (0.9)
-    (native-inputs `(("ghc-base16-bytestring" ,ghc-base16-bytestring)
-                     ("ghc-puremd5" ,ghc-puremd5)
-                     ("ghc-tasty" ,ghc-tasty)
-                     ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
-                     ("ghc-hunit" ,ghc-hunit)))
-    (home-page "https://github.com/hvr/cryptohash-md5")
-    (synopsis "MD5 implementation for Haskell")
-    (description "This Haskell package provides implementation of MD5.")
-    (license license:bsd-3)))
-
-(define-public ghc-cryptohash-sha1
-  (package
-    (name "ghc-cryptohash-sha1")
-    (version "0.11.100.1")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://hackage.haskell.org/package/"
-                           "cryptohash-sha1-" version "/"
-                           "cryptohash-sha1-" version ".tar.gz"))
-       (sha256
-        (base32
-         "1aqdxdhxhl9jldh951djpwxx8z7gzaqspxl7iwpl84i5ahrsyy9w"))))
-    (build-system haskell-build-system)
-    (arguments
-     `(#:tests? #f)) ; tests require old version of ghc-hunit (0.9)
-    (native-inputs `(("ghc-base16-bytestring" ,ghc-base16-bytestring)
-                     ("ghc-sha" ,ghc-sha)
-                     ("ghc-tasty" ,ghc-tasty)
-                     ("ghc-tasty-quickcheck" ,ghc-tasty-quickcheck)
-                     ("ghc-hunit" ,ghc-hunit)))
-    (home-page "https://github.com/hvr/cryptohash-sha1")
-    (synopsis "SHA-1 implementation for Haskell")
-    (description "This Haskell package provides an incremental and one-pass,
-pure API to the @uref{https://en.wikipedia.org/wiki/SHA-1, SHA-1 hash algorithm},
-including @uref{https://en.wikipedia.org/wiki/HMAC, HMAC support}, with
-performance close to the fastest implementations available in other languages.
-
-The implementation is made in C with a haskell FFI wrapper that hides
-the C implementation.")
-    (license license:bsd-3)))
-
 (define-public ghc-network-info
   (package
     (name "ghc-network-info")
diff --git a/gnu/packages/version-control.scm b/gnu/packages/version-control.scm
index 8e71a11427..4a5f6b068a 100644
--- a/gnu/packages/version-control.scm
+++ b/gnu/packages/version-control.scm
@@ -60,6 +60,7 @@
   #:use-module (gnu packages groff)
   #:use-module (gnu packages haskell)
   #:use-module (gnu packages haskell-check)
+  #:use-module (gnu packages haskell-crypto)
   #:use-module (gnu packages haskell-web)
   #:use-module (gnu packages java)
   #:use-module (gnu packages linux)