app-crypt/argon2: Add new package

Signed-off-by: Sayan Chowdhury <sayan.chowdhury2012@gmail.com>

sdk_container/src/third_party/portage-stable/app-crypt/argon2/Manifest

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+DIST argon2-20190702.tar.gz 1505307 BLAKE2B fa9c3dde7b39c8d797a3d6b52992ebfe35f5eba1c7d7b3aa02c440edc36a3f5186cacee2e39e27ed7c6356dc1970dac0e8198d6f2065eb63ff77f9dfb2937cf8 SHA512 0a4cb89e8e63399f7df069e2862ccd05308b7652bf4ab74372842f66bcc60776399e0eaf979a7b7e31436b5e6913fe5b0a6949549d8c82ebd06e0629b106e85f

sdk_container/src/third_party/portage-stable/app-crypt/argon2/argon2-20190702.ebuild

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+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit toolchain-funcs
+
+DESCRIPTION="Password hashing software that won the Password Hashing Competition (PHC)"
+HOMEPAGE="https://github.com/P-H-C/phc-winner-argon2"
+SRC_URI="https://github.com/P-H-C/phc-winner-argon2/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="|| ( Apache-2.0 CC0-1.0 )"
+SLOT="0/1"
+KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~mips ppc ppc64 ~riscv s390 sparc x86"
+IUSE="static-libs"
+
+S="${WORKDIR}/phc-winner-${P}"
+
+DOCS=( argon2-specs.pdf CHANGELOG.md README.md )
+
+src_prepare() {
+	default
+	if ! use static-libs; then
+		sed -i -e '/LIBRARIES =/s/\$(LIB_ST)//' Makefile || die
+	fi
+	sed -i \
+		-e 's/-O3//' \
+		-e 's/-g//' \
+		-e 's/-march=\$(OPTTARGET)//' \
+		Makefile || die
+
+	tc-export CC
+
+	OPTTEST=1
+	if use amd64 || use x86; then
+		$(tc-getCPP) ${CFLAGS} ${CPPFLAGS} -P - <<-EOF &>/dev/null && OPTTEST=0
+			#if defined(__SSE2__)
+			true
+			#else
+			#error false
+			#endif
+		EOF
+	fi
+}
+
+src_compile() {
+	emake OPTTEST="${OPTTEST}" LIBRARY_REL="$(get_libdir)" \
+		ARGON2_VERSION="0~${PV}"
+}
+
+src_test() {
+	emake OPTTEST="${OPTTEST}" test
+}
+
+src_install() {
+	emake OPTTEST="${OPTTEST}" DESTDIR="${ED}" LIBRARY_REL="$(get_libdir)" install
+	einstalldocs
+	doman man/argon2.1
+}

sdk_container/src/third_party/portage-stable/app-crypt/argon2/metadata.xml

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+<?xml version='1.0' encoding='UTF-8'?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>simon-bgo@slevermann.de</email>
+		<name>Simon Levermann</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>proxy-maint@gentoo.org</email>
+		<name>Proxy Maintainers</name>
+	</maintainer>
+	<maintainer type="person">
+		<email>mgorny@gentoo.org</email>
+		<name>Michał Górny</name>
+	</maintainer>
+	<longdescription>Argon2 is a password hashing tool and library that won the Password Hashing Competition (PHC)</longdescription>
+	<slots>
+		<subslots>Reflect ABI of libargon2.so.</subslots>
+	</slots>
+	<upstream>
+		<remote-id type="github">P-H-C/phc-winner-argon2</remote-id>
+	</upstream>
+</pkgmetadata>