sys-fs/loop-aes/loop-aes-3.7h.ebuild

   1 # Copyright 1999-2016 Gentoo Foundation
   2 # Distributed under the terms of the GNU General Public License v2
   3 # $Id$
   4
   5 EAPI="5"
   6
   7 inherit eutils linux-mod
   8
   9 MY_P="${PN/aes/AES}-v${PV}"
  10
  11 DESCRIPTION="Linux kernel module to encrypt disk partitions with AES cipher"
  12 HOMEPAGE="http://loop-aes.sourceforge.net/loop-AES.README"
  13 SRC_URI="mirror://sourceforge/${PN}/${MY_P}.tar.bz2"
  14
  15 LICENSE="GPL-2"
  16 SLOT="0"
  17 KEYWORDS="amd64 ~arm ~hppa ~ppc ~sparc ~x86"
  18 IUSE="cpu_flags_x86_aes extra-ciphers keyscrub cpu_flags_x86_padlock"
  19
  20 DEPEND="app-crypt/loop-aes-losetup"
  21 RDEPEND=""
  22
  23 S="${WORKDIR}/${MY_P}"
  24
  25 pkg_setup() {
  26         linux-mod_pkg_setup
  27
  28         CONFIG_CHECK="!BLK_DEV_LOOP"
  29         MODULE_NAMES="loop(block::tmp-d-kbuild)"
  30         BUILD_TARGETS="all"
  31
  32         BUILD_PARAMS=" \
  33                 V=1 \
  34                 LINUX_SOURCE=\"${KERNEL_DIR}\" \
  35                 KBUILD_OUTPUT=\"${KBUILD_OUTPUT}\" \
  36                 USE_KBUILD=y MODINST=n RUNDM=n"
  37         use cpu_flags_x86_aes && BUILD_PARAMS="${BUILD_PARAMS} INTELAES=y"
  38         use keyscrub && BUILD_PARAMS="${BUILD_PARAMS} KEYSCRUB=y"
  39         use cpu_flags_x86_padlock && BUILD_PARAMS="${BUILD_PARAMS} PADLOCK=y"
  40
  41         if use extra-ciphers; then
  42                 MODULE_NAMES="${MODULE_NAMES}
  43                         loop_blowfish(block::tmp-d-kbuild)
  44                         loop_serpent(block::tmp-d-kbuild)
  45                         loop_twofish(block::tmp-d-kbuild)"
  46                 BUILD_PARAMS="${BUILD_PARAMS} EXTRA_CIPHERS=y"
  47         fi
  48 }
  49
  50 src_install() {
  51         linux-mod_src_install
  52
  53         dodoc README
  54         dobin loop-aes-keygen
  55         doman loop-aes-keygen.1
  56 }
  57
  58 pkg_postinst() {
  59         linux-mod_pkg_postinst
  60
  61         einfo
  62         einfo "For more instructions take a look at examples in README at:"
  63         einfo "'${EPREFIX}/usr/share/doc/${PF}'"
  64         einfo
  65         einfo "If you have a newer Intel processor (i5, i7), and you use AES"
  66         einfo "you may want to consider using the aes-ni use flag. It will"
  67         einfo "use your processors native AES instructions giving quite a speed"
  68         einfo "increase."
  69         einfo
  70
  71         ewarn
  72         ewarn "Please consider using loop-aes-losetup package instead of"
  73         ewarn "util-linux[loop-aes], it will enable all loop-aes services"
  74         ewarn "without patching util-linux package"
  75         ewarn
  76         ewarn "In future only loop-aes-losetup will be available in portage"
  77         ewarn
  78 }