libfizz: Add libfizz package

Fizz is a TLS 1.3 implementation.
Fizz currently supports TLS 1.3 drafts 28, 26 (both wire-compatible with
the final specification), and 23. All major handshake modes are
supported, including PSK resumption, early data, client authentication,
and HelloRetryRequest.

Compile tested: nbg6817 and arc700, openwrt master

Signed-off-by: Amol Bhave <ambhave@fb.com>

libs/libfizz/Makefile

@@ -0,0 +1,44 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=libfizz
+PKG_VERSION:=2019.05.06.00
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/facebookincubator/fizz/tar.gz/v$(PKG_VERSION)?
+PKG_HASH:=80d4089cef655192733a7b0536bd3e2dab9baf143ed99510308064ff4842ae11
+PKG_BUILD_DIR:=$(BUILD_DIR)/fizz-$(PKG_VERSION)
+
+PKG_LICENSE:=BSD
+PKG_LICENSE_FILES:=LICENSE
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+PKG_BUILD_PARALLEL:=1
+CMAKE_SOURCE_SUBDIR:=fizz
+CMAKE_OPTIONS:= \
+	-DBUILD_EXAMPLES=OFF \
+	-DBUILD_SHARED_LIBS=ON
+CMAKE_INSTALL:=1
+
+define Package/libfizz
+	SECTION:=libs
+	CATEGORY:=Libraries
+	DEPENDS:=+libfolly +boost +libopenssl +glog +gflags +libevent2 \
+		+libdouble-conversion +libsodium
+	TITLE:=C++14 implementation of the TLS-1.3 standard
+	URL:=https://github.com/facebookincubator/fizz
+endef
+
+define Package/libfizz/description
+	C++14 implementation of the TLS-1.3 standard.
+	Fizz currently supports TLS 1.3 drafts 28, 26 (both wire-compatible with the final specification), and 23.
+endef
+
+define Package/libfizz/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libfizz.so* $(1)/usr/lib/
+endef
+
+$(eval $(call BuildPackage,libfizz))