{ stdenv, fetchurl, python, gmp }:

stdenv.mkDerivation rec {
  name = "pycrypto-2.1.0";
  
  src = fetchurl {
    url = "http://ftp.dlitz.net/pub/dlitz/crypto/pycrypto/${name}.tar.gz";
    sha256 = "18nq49l8wplg54hz9h26n61rq49vjzmy5xzlkm1g0j82x8i1qgi5";
  };
  
  buildInputs = [ python gmp ];
  
  buildPhase = "true";
  
  installPhase =
    ''
      python ./setup.py build_ext --library-dirs=${gmp}/lib
      python ./setup.py install --prefix=$out
    '';

  meta = {
    homepage = http://www.dlitz.net/software/pycrypto/;
    description = "Python Cryptography Toolkit";
    platforms = stdenv.lib.platforms.linux;
  };
}