dev-libs/openssl: Add Fedora Hobble-EC patch

With this patch present, USE=bindist should now provide a enough EC
functionality to be used by most packages.

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
Package-Manager: Portage-2.3.33, Repoman-2.3.9

2 files changed, 586 insertions, 0 deletions

diff --git a/dev-libs/openssl/files/openssl-1.0.2o-hobble-ecc.patch b/dev-libs/openssl/files/openssl-1.0.2o-hobble-ecc.patch
new file mode 100644
index 000000000000..e105fe45e459
--- /dev/null
+++ b/dev-libs/openssl/files/openssl-1.0.2o-hobble-ecc.patch
@@ -0,0 +1,290 @@
+Port of Fedora's Hobble-EC patches for OpenSSL 1.0 series.
+
+From https://src.fedoraproject.org/git/rpms/openssl.git
+
+Contains parts of the following patches, rediffed. The patches are on various
+different branches.
+f23 openssl-1.0.2c-ecc-suiteb.patch
+f23 openssl-1.0.2a-fips-ec.patch
+f28 openssl-1.1.0-ec-curves.patch
+
+Signed-off-By: Robin H. Johnson <robbat2@gentoo.org>
+
+diff -Nuar --exclude ec_curve.c -p openssl-1.0.2m.hobble/apps/speed.c openssl-1.0.2m.mod/apps/speed.c
+--- openssl-1.0.2m.hobble/apps/speed.c	2017-11-02 07:32:57.000000000 -0700
++++ openssl-1.0.2m.mod/apps/speed.c	2018-06-10 19:00:09.264550382 -0700
+@@ -989,10 +989,7 @@ int MAIN(int argc, char **argv)
+         } else
+ # endif
+ # ifndef OPENSSL_NO_ECDSA
+-        if (strcmp(*argv, "ecdsap160") == 0)
+-            ecdsa_doit[R_EC_P160] = 2;
+-        else if (strcmp(*argv, "ecdsap192") == 0)
+-            ecdsa_doit[R_EC_P192] = 2;
++	if (0) {}
+         else if (strcmp(*argv, "ecdsap224") == 0)
+             ecdsa_doit[R_EC_P224] = 2;
+         else if (strcmp(*argv, "ecdsap256") == 0)
+@@ -1001,36 +998,13 @@ int MAIN(int argc, char **argv)
+             ecdsa_doit[R_EC_P384] = 2;
+         else if (strcmp(*argv, "ecdsap521") == 0)
+             ecdsa_doit[R_EC_P521] = 2;
+-        else if (strcmp(*argv, "ecdsak163") == 0)
+-            ecdsa_doit[R_EC_K163] = 2;
+-        else if (strcmp(*argv, "ecdsak233") == 0)
+-            ecdsa_doit[R_EC_K233] = 2;
+-        else if (strcmp(*argv, "ecdsak283") == 0)
+-            ecdsa_doit[R_EC_K283] = 2;
+-        else if (strcmp(*argv, "ecdsak409") == 0)
+-            ecdsa_doit[R_EC_K409] = 2;
+-        else if (strcmp(*argv, "ecdsak571") == 0)
+-            ecdsa_doit[R_EC_K571] = 2;
+-        else if (strcmp(*argv, "ecdsab163") == 0)
+-            ecdsa_doit[R_EC_B163] = 2;
+-        else if (strcmp(*argv, "ecdsab233") == 0)
+-            ecdsa_doit[R_EC_B233] = 2;
+-        else if (strcmp(*argv, "ecdsab283") == 0)
+-            ecdsa_doit[R_EC_B283] = 2;
+-        else if (strcmp(*argv, "ecdsab409") == 0)
+-            ecdsa_doit[R_EC_B409] = 2;
+-        else if (strcmp(*argv, "ecdsab571") == 0)
+-            ecdsa_doit[R_EC_B571] = 2;
+         else if (strcmp(*argv, "ecdsa") == 0) {
+-            for (i = 0; i < EC_NUM; i++)
++            for (i = R_EC_P224; i < R_EC_P521; i++)
+                 ecdsa_doit[i] = 1;
+         } else
+ # endif
+ # ifndef OPENSSL_NO_ECDH
+-        if (strcmp(*argv, "ecdhp160") == 0)
+-            ecdh_doit[R_EC_P160] = 2;
+-        else if (strcmp(*argv, "ecdhp192") == 0)
+-            ecdh_doit[R_EC_P192] = 2;
++	if (0) {}
+         else if (strcmp(*argv, "ecdhp224") == 0)
+             ecdh_doit[R_EC_P224] = 2;
+         else if (strcmp(*argv, "ecdhp256") == 0)
+@@ -1039,28 +1013,8 @@ int MAIN(int argc, char **argv)
+             ecdh_doit[R_EC_P384] = 2;
+         else if (strcmp(*argv, "ecdhp521") == 0)
+             ecdh_doit[R_EC_P521] = 2;
+-        else if (strcmp(*argv, "ecdhk163") == 0)
+-            ecdh_doit[R_EC_K163] = 2;
+-        else if (strcmp(*argv, "ecdhk233") == 0)
+-            ecdh_doit[R_EC_K233] = 2;
+-        else if (strcmp(*argv, "ecdhk283") == 0)
+-            ecdh_doit[R_EC_K283] = 2;
+-        else if (strcmp(*argv, "ecdhk409") == 0)
+-            ecdh_doit[R_EC_K409] = 2;
+-        else if (strcmp(*argv, "ecdhk571") == 0)
+-            ecdh_doit[R_EC_K571] = 2;
+-        else if (strcmp(*argv, "ecdhb163") == 0)
+-            ecdh_doit[R_EC_B163] = 2;
+-        else if (strcmp(*argv, "ecdhb233") == 0)
+-            ecdh_doit[R_EC_B233] = 2;
+-        else if (strcmp(*argv, "ecdhb283") == 0)
+-            ecdh_doit[R_EC_B283] = 2;
+-        else if (strcmp(*argv, "ecdhb409") == 0)
+-            ecdh_doit[R_EC_B409] = 2;
+-        else if (strcmp(*argv, "ecdhb571") == 0)
+-            ecdh_doit[R_EC_B571] = 2;
+         else if (strcmp(*argv, "ecdh") == 0) {
+-            for (i = 0; i < EC_NUM; i++)
++	    for (i = R_EC_P224; i <= R_EC_P521; i++)
+                 ecdh_doit[i] = 1;
+         } else
+ # endif
+@@ -1149,21 +1103,13 @@ int MAIN(int argc, char **argv)
+             BIO_printf(bio_err, "dsa512   dsa1024  dsa2048\n");
+ # endif
+ # ifndef OPENSSL_NO_ECDSA
+-            BIO_printf(bio_err, "ecdsap160 ecdsap192 ecdsap224 "
++            BIO_printf(bio_err, "ecdsap224 "
+                        "ecdsap256 ecdsap384 ecdsap521\n");
+-            BIO_printf(bio_err,
+-                       "ecdsak163 ecdsak233 ecdsak283 ecdsak409 ecdsak571\n");
+-            BIO_printf(bio_err,
+-                       "ecdsab163 ecdsab233 ecdsab283 ecdsab409 ecdsab571\n");
+             BIO_printf(bio_err, "ecdsa\n");
+ # endif
+ # ifndef OPENSSL_NO_ECDH
+-            BIO_printf(bio_err, "ecdhp160  ecdhp192  ecdhp224 "
++            BIO_printf(bio_err, "ecdhp224 "
+                        "ecdhp256  ecdhp384  ecdhp521\n");
+-            BIO_printf(bio_err,
+-                       "ecdhk163  ecdhk233  ecdhk283  ecdhk409  ecdhk571\n");
+-            BIO_printf(bio_err,
+-                       "ecdhb163  ecdhb233  ecdhb283  ecdhb409  ecdhb571\n");
+             BIO_printf(bio_err, "ecdh\n");
+ # endif
+ 
+@@ -1242,11 +1188,11 @@ int MAIN(int argc, char **argv)
+         for (i = 0; i < DSA_NUM; i++)
+             dsa_doit[i] = 1;
+ # ifndef OPENSSL_NO_ECDSA
+-        for (i = 0; i < EC_NUM; i++)
++        for (i = R_EC_P224; i <= R_EC_P521; i++)
+             ecdsa_doit[i] = 1;
+ # endif
+ # ifndef OPENSSL_NO_ECDH
+-        for (i = 0; i < EC_NUM; i++)
++        for (i = R_EC_P224; i <= R_EC_P521; i++)
+             ecdh_doit[i] = 1;
+ # endif
+     }
+diff -Nuar --exclude ec_curve.c -p openssl-1.0.2m.hobble/crypto/ec/ecp_smpl.c openssl-1.0.2m.mod/crypto/ec/ecp_smpl.c
+--- openssl-1.0.2m.hobble/crypto/ec/ecp_smpl.c	2017-11-02 07:32:57.000000000 -0700
++++ openssl-1.0.2m.mod/crypto/ec/ecp_smpl.c	2018-06-10 18:45:36.909911848 -0700
+@@ -187,6 +187,11 @@ int ec_GFp_simple_group_set_curve(EC_GRO
+         return 0;
+     }
+ 
++    if (BN_num_bits(p) < 224) {
++        ECerr(EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE, EC_R_UNSUPPORTED_FIELD);
++        return 0;
++    }
++
+     if (ctx == NULL) {
+         ctx = new_ctx = BN_CTX_new();
+         if (ctx == NULL)
+diff -Nuar --exclude ec_curve.c -p openssl-1.0.2m.hobble/ssl/t1_lib.c openssl-1.0.2m.mod/ssl/t1_lib.c
+--- openssl-1.0.2m.hobble/ssl/t1_lib.c	2017-11-02 07:32:58.000000000 -0700
++++ openssl-1.0.2m.mod/ssl/t1_lib.c	2018-06-10 18:46:55.329811812 -0700
+@@ -271,10 +271,7 @@ static const unsigned char eccurves_auto
+     0, 23,                      /* secp256r1 (23) */
+     /* Other >= 256-bit prime curves. */
+     0, 25,                      /* secp521r1 (25) */
+-    0, 28,                      /* brainpool512r1 (28) */
+-    0, 27,                      /* brainpoolP384r1 (27) */
+     0, 24,                      /* secp384r1 (24) */
+-    0, 26,                      /* brainpoolP256r1 (26) */
+     0, 22,                      /* secp256k1 (22) */
+ # ifndef OPENSSL_NO_EC2M
+     /* >= 256-bit binary curves. */
+@@ -292,10 +289,7 @@ static const unsigned char eccurves_all[
+     0, 23,                      /* secp256r1 (23) */
+     /* Other >= 256-bit prime curves. */
+     0, 25,                      /* secp521r1 (25) */
+-    0, 28,                      /* brainpool512r1 (28) */
+-    0, 27,                      /* brainpoolP384r1 (27) */
+     0, 24,                      /* secp384r1 (24) */
+-    0, 26,                      /* brainpoolP256r1 (26) */
+     0, 22,                      /* secp256k1 (22) */
+ # ifndef OPENSSL_NO_EC2M
+     /* >= 256-bit binary curves. */
+@@ -310,13 +304,6 @@ static const unsigned char eccurves_all[
+      * Remaining curves disabled by default but still permitted if set
+      * via an explicit callback or parameters.
+      */
+-    0, 20,                      /* secp224k1 (20) */
+-    0, 21,                      /* secp224r1 (21) */
+-    0, 18,                      /* secp192k1 (18) */
+-    0, 19,                      /* secp192r1 (19) */
+-    0, 15,                      /* secp160k1 (15) */
+-    0, 16,                      /* secp160r1 (16) */
+-    0, 17,                      /* secp160r2 (17) */
+ # ifndef OPENSSL_NO_EC2M
+     0, 8,                       /* sect239k1 (8) */
+     0, 6,                       /* sect233k1 (6) */
+@@ -351,29 +338,21 @@ static const unsigned char fips_curves_d
+     0, 9,                       /* sect283k1 (9) */
+     0, 10,                      /* sect283r1 (10) */
+ #  endif
+-    0, 22,                      /* secp256k1 (22) */
+     0, 23,                      /* secp256r1 (23) */
+ #  ifndef OPENSSL_NO_EC2M
+     0, 8,                       /* sect239k1 (8) */
+     0, 6,                       /* sect233k1 (6) */
+     0, 7,                       /* sect233r1 (7) */
+ #  endif
+-    0, 20,                      /* secp224k1 (20) */
+-    0, 21,                      /* secp224r1 (21) */
+ #  ifndef OPENSSL_NO_EC2M
+     0, 4,                       /* sect193r1 (4) */
+     0, 5,                       /* sect193r2 (5) */
+ #  endif
+-    0, 18,                      /* secp192k1 (18) */
+-    0, 19,                      /* secp192r1 (19) */
+ #  ifndef OPENSSL_NO_EC2M
+     0, 1,                       /* sect163k1 (1) */
+     0, 2,                       /* sect163r1 (2) */
+     0, 3,                       /* sect163r2 (3) */
+ #  endif
+-    0, 15,                      /* secp160k1 (15) */
+-    0, 16,                      /* secp160r1 (16) */
+-    0, 17,                      /* secp160r2 (17) */
+ };
+ # endif
+ 
+diff -up openssl-1.0.2a/crypto/ecdh/ecdhtest.c.fips-ec openssl-1.0.2a/crypto/ecdh/ecdhtest.c
+--- openssl-1.0.2a/crypto/ecdh/ecdhtest.c.fips-ec	2015-03-19 14:30:36.000000000 +0100
++++ openssl-1.0.2a/crypto/ecdh/ecdhtest.c	2015-04-22 19:00:19.721884512 +0200
+@@ -501,11 +501,13 @@ int main(int argc, char *argv[])
+         goto err;
+ 
+     /* NIST PRIME CURVES TESTS */
++# if 0
+     if (!test_ecdh_curve
+         (NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out))
+         goto err;
+     if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out))
+         goto err;
++# endif
+     if (!test_ecdh_curve
+         (NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out))
+         goto err;
+@@ -536,13 +538,14 @@ int main(int argc, char *argv[])
+     if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out))
+         goto err;
+ # endif
++# if 0
+     if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP256r1", 256))
+         goto err;
+     if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP384r1", 384))
+         goto err;
+     if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP512r1", 512))
+         goto err;
+-
++# endif
+     ret = 0;
+ 
+  err:
+diff -up openssl-1.0.2a/crypto/ecdsa/ecdsatest.c.fips-ec openssl-1.0.2a/crypto/ecdsa/ecdsatest.c
+--- openssl-1.0.2a/crypto/ecdsa/ecdsatest.c.fips-ec	2015-03-19 14:19:00.000000000 +0100
++++ openssl-1.0.2a/crypto/ecdsa/ecdsatest.c	2015-04-22 19:00:19.722884536 +0200
+@@ -138,11 +138,14 @@ int restore_rand(void)
+ }
+ 
+ static int fbytes_counter = 0;
+-static const char *numbers[8] = {
++static const char *numbers[10] = {
++    "651056770906015076056810763456358567190100156695615665659",
+     "651056770906015076056810763456358567190100156695615665659",
+     "6140507067065001063065065565667405560006161556565665656654",
+     "8763001015071075675010661307616710783570106710677817767166"
+         "71676178726717",
++    "8763001015071075675010661307616710783570106710677817767166"
++        "71676178726717",
+     "7000000175690566466555057817571571075705015757757057795755"
+         "55657156756655",
+     "1275552191113212300012030439187146164646146646466749494799",
+@@ -158,7 +161,7 @@ int fbytes(unsigned char *buf, int num)
+     int ret;
+     BIGNUM *tmp = NULL;
+ 
+-    if (fbytes_counter >= 8)
++    if (fbytes_counter >= 10)
+         return 0;
+     tmp = BN_new();
+     if (!tmp)
+@@ -532,8 +535,10 @@ int main(void)
+     RAND_seed(rnd_seed, sizeof(rnd_seed));
+ 
+     /* the tests */
++# if 0
+     if (!x9_62_tests(out))
+         goto err;
++# endif
+     if (!test_builtin(out))
+         goto err;
+ 
diff --git a/dev-libs/openssl/openssl-1.0.2o-r5.ebuild b/dev-libs/openssl/openssl-1.0.2o-r5.ebuild
new file mode 100644
index 000000000000..5f43db3451e4
--- /dev/null
+++ b/dev-libs/openssl/openssl-1.0.2o-r5.ebuild
@@ -0,0 +1,296 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+
+inherit eutils flag-o-matic toolchain-funcs multilib multilib-minimal
+
+PATCH_SET="openssl-1.0.2-patches-1.4"
+MY_P=${P/_/-}
+DESCRIPTION="full-strength general purpose cryptography library (including SSL and TLS)"
+HOMEPAGE="https://www.openssl.org/"
+SRC_URI="mirror://openssl/source/${MY_P}.tar.gz
+	mirror://gentoo/${PATCH_SET}.tar.xz
+	https://dev.gentoo.org/~whissi/dist/${PN}/${PATCH_SET}.tar.xz
+	https://dev.gentoo.org/~polynomial-c/dist/${PATCH_SET}.tar.xz"
+
+LICENSE="openssl"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~arm-linux ~x86-linux"
+IUSE="+asm bindist gmp kerberos rfc3779 sctp cpu_flags_x86_sse2 sslv2 +sslv3 static-libs test +tls-heartbeat vanilla zlib"
+RESTRICT="!bindist? ( bindist )"
+
+RDEPEND=">=app-misc/c_rehash-1.7-r1
+	gmp? ( >=dev-libs/gmp-5.1.3-r1[static-libs(+)?,${MULTILIB_USEDEP}] )
+	zlib? ( >=sys-libs/zlib-1.2.8-r1[static-libs(+)?,${MULTILIB_USEDEP}] )
+	kerberos? ( >=app-crypt/mit-krb5-1.11.4[${MULTILIB_USEDEP}] )"
+DEPEND="${RDEPEND}
+	>=dev-lang/perl-5
+	sctp? ( >=net-misc/lksctp-tools-1.0.12 )
+	test? (
+		sys-apps/diffutils
+		sys-devel/bc
+	)"
+PDEPEND="app-misc/ca-certificates"
+
+# This does not copy the entire Fedora patchset, but JUST the parts that
+# are needed to make it safe to use EC with RESTRICT=bindist.
+# See openssl.spec for the matching numbering of SourceNNN, PatchNNN
+SOURCE1=hobble-openssl
+SOURCE12=ec_curve.c
+SOURCE13=ectest.c
+# These are ported instead
+#PATCH1=openssl-1.1.0-build.patch # Fixes EVP testcase for EC
+#PATCH37=openssl-1.1.0-ec-curves.patch
+FEDORA_GIT_BASE='https://src.fedoraproject.org/cgit/rpms/openssl.git/plain/'
+FEDORA_GIT_BRANCH='f25'
+FEDORA_SRC_URI=()
+FEDORA_SOURCE=( $SOURCE1 $SOURCE12 $SOURCE13 )
+FEDORA_PATCH=( $PATCH1 $PATCH37 )
+for i in "${FEDORA_SOURCE[@]}" ; do
+	FEDORA_SRC_URI+=( "${FEDORA_GIT_BASE}/${i}?h=${FEDORA_GIT_BRANCH} -> ${P}_${i}" )
+done
+for i in "${FEDORA_PATCH[@]}" ; do # Already have a version prefix
+	FEDORA_SRC_URI+=( "${FEDORA_GIT_BASE}/${i}?h=${FEDORA_GIT_BRANCH} -> ${i}" )
+done
+SRC_URI+=" bindist? ( ${FEDORA_SRC_URI[@]} )"
+
+S="${WORKDIR}/${MY_P}"
+
+MULTILIB_WRAPPED_HEADERS=(
+	usr/include/openssl/opensslconf.h
+)
+
+src_prepare() {
+	if use bindist; then
+		# This just removes the prefix, and puts it into WORKDIR like the RPM.
+		for i in "${FEDORA_SOURCE[@]}" ; do
+			cp -f "${DISTDIR}"/"${P}_${i}" "${WORKDIR}"/"${i}" || die
+		done
+		# .spec %prep
+		bash "${WORKDIR}"/"${SOURCE1}" || die
+		cp -f "${WORKDIR}"/"${SOURCE12}" "${S}"/crypto/ec/ || die
+		cp -f "${WORKDIR}"/"${SOURCE13}" "${S}"/crypto/ec/ || die # Moves to test/ in OpenSSL-1.1
+		for i in "${FEDORA_PATCH[@]}" ; do
+			eapply "${DISTDIR}"/"${i}"
+		done
+		eapply "${FILESDIR}"/openssl-1.0.2o-hobble-ecc.patch
+		# Also see the configure parts below:
+		# enable-ec \
+		# $(use_ssl !bindist ec2m) \
+		# $(use_ssl !bindist srp) \
+	fi
+
+	# keep this in sync with app-misc/c_rehash
+	SSL_CNF_DIR="/etc/ssl"
+
+	# Make sure we only ever touch Makefile.org and avoid patching a file
+	# that gets blown away anyways by the Configure script in src_configure
+	rm -f Makefile
+
+	if ! use vanilla ; then
+		eapply "${WORKDIR}"/patch/*.patch
+	fi
+
+	eapply_user
+
+	# disable fips in the build
+	# make sure the man pages are suffixed #302165
+	# don't bother building man pages if they're disabled
+	sed -i \
+		-e '/DIRS/s: fips : :g' \
+		-e '/^MANSUFFIX/s:=.*:=ssl:' \
+		-e '/^MAKEDEPPROG/s:=.*:=$(CC):' \
+		-e $(has noman FEATURES \
+			&& echo '/^install:/s:install_docs::' \
+			|| echo '/^MANDIR=/s:=.*:='${EPREFIX}'/usr/share/man:') \
+		Makefile.org \
+		|| die
+	# show the actual commands in the log
+	sed -i '/^SET_X/s:=.*:=set -x:' Makefile.shared
+
+	# since we're forcing $(CC) as makedep anyway, just fix
+	# the conditional as always-on
+	# helps clang (#417795), and versioned gcc (#499818)
+	sed -i 's/expr.*MAKEDEPEND.*;/true;/' util/domd || die
+
+	# quiet out unknown driver argument warnings since openssl
+	# doesn't have well-split CFLAGS and we're making it even worse
+	# and 'make depend' uses -Werror for added fun (#417795 again)
+	[[ ${CC} == *clang* ]] && append-flags -Qunused-arguments
+
+	# allow openssl to be cross-compiled
+	cp "${FILESDIR}"/gentoo.config-1.0.2 gentoo.config || die
+	chmod a+rx gentoo.config || die
+
+	append-flags -fno-strict-aliasing
+	append-flags $(test-flags-CC -Wa,--noexecstack)
+	append-cppflags -DOPENSSL_NO_BUF_FREELISTS
+
+	sed -i '1s,^:$,#!'${EPREFIX}'/usr/bin/perl,' Configure #141906
+	# The config script does stupid stuff to prompt the user.  Kill it.
+	sed -i '/stty -icanon min 0 time 50; read waste/d' config || die
+	./config --test-sanity || die "I AM NOT SANE"
+
+	multilib_copy_sources
+}
+
+multilib_src_configure() {
+	unset APPS #197996
+	unset SCRIPTS #312551
+	unset CROSS_COMPILE #311473
+
+	tc-export CC AR RANLIB RC
+
+	# Clean out patent-or-otherwise-encumbered code
+	# Camellia: Royalty Free            https://en.wikipedia.org/wiki/Camellia_(cipher)
+	# IDEA:     Expired                 https://en.wikipedia.org/wiki/International_Data_Encryption_Algorithm
+	# EC:       ????????? ??/??/2015    https://en.wikipedia.org/wiki/Elliptic_Curve_Cryptography
+	# MDC2:     Expired                 https://en.wikipedia.org/wiki/MDC-2
+	# RC5:      Expired                 https://en.wikipedia.org/wiki/RC5
+
+	use_ssl() { usex $1 "enable-${2:-$1}" "no-${2:-$1}" " ${*:3}" ; }
+	echoit() { echo "$@" ; "$@" ; }
+
+	local krb5=$(has_version app-crypt/mit-krb5 && echo "MIT" || echo "Heimdal")
+
+	# See if our toolchain supports __uint128_t.  If so, it's 64bit
+	# friendly and can use the nicely optimized code paths. #460790
+	local ec_nistp_64_gcc_128
+	# Disable it for now though #469976
+	#if ! use bindist ; then
+	#	echo "__uint128_t i;" > "${T}"/128.c
+	#	if ${CC} ${CFLAGS} -c "${T}"/128.c -o /dev/null >&/dev/null ; then
+	#		ec_nistp_64_gcc_128="enable-ec_nistp_64_gcc_128"
+	#	fi
+	#fi
+
+	# https://github.com/openssl/openssl/issues/2286
+	if use ia64 ; then
+		replace-flags -g3 -g2
+		replace-flags -ggdb3 -ggdb2
+	fi
+
+	local sslout=$(./gentoo.config)
+	einfo "Use configuration ${sslout:-(openssl knows best)}"
+	local config="Configure"
+	[[ -z ${sslout} ]] && config="config"
+
+	# Fedora hobbled-EC needs 'no-ec2m', 'no-srp'
+	echoit \
+	./${config} \
+		${sslout} \
+		$(use cpu_flags_x86_sse2 || echo "no-sse2") \
+		enable-camellia \
+		enable-ec \
+		$(use_ssl !bindist ec2m) \
+		$(use_ssl !bindist srp) \
+		${ec_nistp_64_gcc_128} \
+		enable-idea \
+		enable-mdc2 \
+		enable-rc5 \
+		enable-tlsext \
+		$(use_ssl asm) \
+		$(use_ssl gmp gmp -lgmp) \
+		$(use_ssl kerberos krb5 --with-krb5-flavor=${krb5}) \
+		$(use_ssl rfc3779) \
+		$(use_ssl sctp) \
+		$(use_ssl sslv2 ssl2) \
+		$(use_ssl sslv3 ssl3) \
+		$(use_ssl tls-heartbeat heartbeats) \
+		$(use_ssl zlib) \
+		--prefix="${EPREFIX}"/usr \
+		--openssldir="${EPREFIX}"${SSL_CNF_DIR} \
+		--libdir=$(get_libdir) \
+		shared threads \
+		|| die
+
+	# Clean out hardcoded flags that openssl uses
+	local CFLAG=$(grep ^CFLAG= Makefile | LC_ALL=C sed \
+		-e 's:^CFLAG=::' \
+		-e 's:-fomit-frame-pointer ::g' \
+		-e 's:-O[0-9] ::g' \
+		-e 's:-march=[-a-z0-9]* ::g' \
+		-e 's:-mcpu=[-a-z0-9]* ::g' \
+		-e 's:-m[a-z0-9]* ::g' \
+	)
+	sed -i \
+		-e "/^CFLAG/s|=.*|=${CFLAG} ${CFLAGS}|" \
+		-e "/^SHARED_LDFLAGS=/s|$| ${LDFLAGS}|" \
+		Makefile || die
+}
+
+multilib_src_compile() {
+	# depend is needed to use $confopts; it also doesn't matter
+	# that it's -j1 as the code itself serializes subdirs
+	emake -j1 depend
+	emake all
+	# rehash is needed to prep the certs/ dir; do this
+	# separately to avoid parallel build issues.
+	emake rehash
+}
+
+multilib_src_test() {
+	emake -j1 test
+}
+
+multilib_src_install() {
+	emake INSTALL_PREFIX="${D}" install
+}
+
+multilib_src_install_all() {
+	# openssl installs perl version of c_rehash by default, but
+	# we provide a shell version via app-misc/c_rehash
+	rm "${ED}"/usr/bin/c_rehash || die
+
+	local -a DOCS=( CHANGES* FAQ NEWS README doc/*.txt doc/c-indentation.el )
+	einstalldocs
+
+	use rfc3779 && dodoc engines/ccgost/README.gost
+
+	# This is crappy in that the static archives are still built even
+	# when USE=static-libs.  But this is due to a failing in the openssl
+	# build system: the static archives are built as PIC all the time.
+	# Only way around this would be to manually configure+compile openssl
+	# twice; once with shared lib support enabled and once without.
+	use static-libs || rm -f "${ED}"/usr/lib*/lib*.a
+
+	# create the certs directory
+	dodir ${SSL_CNF_DIR}/certs
+	cp -RP certs/* "${ED}"${SSL_CNF_DIR}/certs/ || die
+	rm -r "${ED}"${SSL_CNF_DIR}/certs/{demo,expired}
+
+	# Namespace openssl programs to prevent conflicts with other man pages
+	cd "${ED}"/usr/share/man
+	local m d s
+	for m in $(find . -type f | xargs grep -L '#include') ; do
+		d=${m%/*} ; d=${d#./} ; m=${m##*/}
+		[[ ${m} == openssl.1* ]] && continue
+		[[ -n $(find -L ${d} -type l) ]] && die "erp, broken links already!"
+		mv ${d}/{,ssl-}${m}
+		# fix up references to renamed man pages
+		sed -i '/^[.]SH "SEE ALSO"/,/^[.]/s:\([^(, ]*(1)\):ssl-\1:g' ${d}/ssl-${m}
+		ln -s ssl-${m} ${d}/openssl-${m}
+		# locate any symlinks that point to this man page ... we assume
+		# that any broken links are due to the above renaming
+		for s in $(find -L ${d} -type l) ; do
+			s=${s##*/}
+			rm -f ${d}/${s}
+			ln -s ssl-${m} ${d}/ssl-${s}
+			ln -s ssl-${s} ${d}/openssl-${s}
+		done
+	done
+	[[ -n $(find -L ${d} -type l) ]] && die "broken manpage links found :("
+
+	dodir /etc/sandbox.d #254521
+	echo 'SANDBOX_PREDICT="/dev/crypto"' > "${ED}"/etc/sandbox.d/10openssl
+
+	diropts -m0700
+	keepdir ${SSL_CNF_DIR}/private
+}
+
+pkg_postinst() {
+	ebegin "Running 'c_rehash ${EROOT%/}${SSL_CNF_DIR}/certs/' to rebuild hashes #333069"
+	c_rehash "${EROOT%/}${SSL_CNF_DIR}/certs" >/dev/null
+	eend $?
+}