Added a message method to set the "higher version supported" flag

src/libcharon/encoding/payloads/ike_header.c

@@ -292,6 +292,12 @@ METHOD(ike_header_t, get_version_flag, bool,
 	return this->flags.version;
 }
 
+METHOD(ike_header_t, set_version_flag, void,
+	private_ike_header_t *this, bool version)
+{
+	this->flags.version = version;
+}
+
 METHOD(ike_header_t, get_initiator_flag, bool,
 	private_ike_header_t *this)
 {
@@ -363,6 +369,7 @@ ike_header_t *ike_header_create()
 			.get_response_flag = _get_response_flag,
 			.set_response_flag = _set_response_flag,
 			.get_version_flag = _get_version_flag,
+			.set_version_flag = _set_version_flag,
 			.get_initiator_flag = _get_initiator_flag,
 			.set_initiator_flag = _set_initiator_flag,
 			.get_exchange_type = _get_exchange_type,

src/libcharon/encoding/payloads/ike_header.h

@@ -176,6 +176,7 @@ struct ike_header_t {
 	 * @param response		response flag
 	 */
 	void (*set_response_flag) (ike_header_t *this, bool response);
+
 	/**
 	 * Get "higher version supported"-flag.
 	 *
@@ -183,6 +184,13 @@ struct ike_header_t {
 	 */
 	bool (*get_version_flag) (ike_header_t *this);
 
+	/**
+	 * Set the "higher version supported"-flag.
+	 *
+	 * @param version		flag value
+	 */
+	void (*set_version_flag)(ike_header_t *this, bool version);
+
 	/**
 	 * Get the initiator flag.
 	 *