libdatachannel: add new package

libdatachannel is an open-source software library
implementing WebRTC Data Channels, WebRTC Media Transport,
and WebSockets. Details about oom_score can be obtained at
https://github.com/paullouisageneau/libdatachannel/blob/master/README.md

Signed-off-by: Biao Zhu <[email protected]>

Author: mourenZhu

libs/libdatachannel/Makefile

@@ -0,0 +1,54 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=libdatachannel
+PKG_VERSION:=0.23.2
+PKG_RELEASE:=1
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_VERSION:=v$(PKG_VERSION)
+PKG_SOURCE_URL=https://github.com/paullouisageneau/libdatachannel.git
+PKG_MIRROR_HASH:=7246e54391ecc3835995a7721dac4af7d33ac06895ad539b27c7e5fc1e250ad1
+
+PKG_LICENSE:=MPL-2.0
+PKG_LICENSE_FILES:=LICENSE
+
+PKG_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+define Package/libdatachannel
+	SECTION:=libs
+	CATEGORY:=Libraries
+	TITLE:=libdatachannel
+	URL:=https://libdatachannel.org/
+	DEPENDS:=+libstdcpp +libopenssl +libsrtp2
+endef
+
+define Package/libdatachannel/description
+	libdatachannel is a standalone implementation of WebRTC Data Channels,
+	WebRTC Media Transport, and WebSockets in C++ with C bindings for
+	multiple platforms, including GNU/Linux, Android, FreeBSD, Apple macOS,
+	iOS, and Microsoft Windows. WebRTC is a W3C and IETF standard enabling
+	real-time peer-to-peer data and media exchange between two devices.
+endef
+
+CMAKE_OPTIONS+= \
+	-DNO_EXAMPLES=ON \
+	-DUSE_NICE=0 \
+	-DCMAKE_BUILD_TYPE=Release \
+	-DUSE_SYSTEM_SRTP=ON
+
+define Build/InstallDev
+	$(INSTALL_DIR) $(1)/usr/include
+	$(CP) $(PKG_INSTALL_DIR)/usr/include/rtc $(1)/usr/include/
+	$(INSTALL_DIR) $(1)/usr/lib/
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libdatachannel.so* $(1)/usr/lib/
+endef
+
+define Package/libdatachannel/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libdatachannel.so* $(1)/usr/lib/
+endef
+
+$(eval $(call BuildPackage,libdatachannel))