package/rauc: add option to enable/disable streaming support

RAUC 1.7 introduces streaming update support. Make this configurable
and add required dependency to libnl.

Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/rauc/Config.in

@@ -40,6 +40,16 @@ config BR2_PACKAGE_RAUC_NETWORK
 	  This option enables support for updating firmware over
 	  the network using libcurl.
 
+if BR2_PACKAGE_RAUC_NETWORK
+
+config BR2_PACKAGE_RAUC_STREAMING
+	bool "streaming update support"
+	select BR2_PACKAGE_LIBNL
+	help
+	  This option enables support for streaming update mode.
+
+endif
+
 config BR2_PACKAGE_RAUC_JSON
 	bool "JSON output support"
 	select BR2_PACKAGE_JSON_GLIB

package/rauc/rauc.mk

@@ -52,6 +52,13 @@ else
 RAUC_CONF_OPTS += --disable-json
 endif
 
+ifeq ($(BR2_PACKAGE_RAUC_STREAMING),y)
+RAUC_CONF_OPTS += --enable-streaming
+RAUC_DEPENDENCIES += libnl
+else
+RAUC_CONF_OPTS += --disable-streaming
+endif
+
 HOST_RAUC_DEPENDENCIES = \
 	host-pkgconf \
 	host-openssl \