add engine_pkcs11

This adds support for using PKCS#11 modules (such as opensc_pkcs11)
as an OpenSSL engine for RSA.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

libs/engine_pkcs11/Makefile

@@ -0,0 +1,47 @@
+#
+# Copyright (C) 2011-2014 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=engine_pkcs11
+PKG_VERSION:=20131021
+PKG_RELEASE:=1
+PKG_MAINTAINER:=Daniel Golle <daniel@makrotopia.org>
+
+PKG_RELEASE=$(PKG_SOURCE_VERSION)
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/OpenSC/engine_pkcs11.git
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_VERSION:=5abdc7e0d6d519d2514e3eccc116b335bc427254
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_FIXUP:=libtool
+
+PKG_CONFIG_DEPENDS:=CONFIG_OPENSSL_ENGINE
+
+PKG_INSTALL:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/engine_pkcs11
+  SECTION:=libs
+  CATEGORY:=Libraries
+  TITLE:=PKCS#11 OpenSSL engine
+  URL:=https://www.opensc-project.org/opensc/wiki/
+  DEPENDS:=+libopenssl +libp11
+endef
+
+define Package/engine_pkcs11/description
+  engine_pkcs11 is an implementation of OpenSSL engine interface.
+endef
+
+define Package/engine_pkcs11/install
+	$(INSTALL_DIR) $(1)/usr/lib/engines
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/engines/engine_pkcs11.so $(1)/usr/lib/engines/
+endef
+
+$(eval $(call BuildPackage,engine_pkcs11))