add packet type raw and pseudo

include/stellar/packet.h

@@ -176,6 +176,14 @@ enum packet_action
     PACKET_ACTION_DROP = 1,
 };
 
+enum packet_type
+{
+    PACKET_TYPE_RAW = 0,
+    PACKET_TYPE_PSEUDO = 1,
+};
+
+enum packet_type packet_get_type(const struct packet *pkt);
+
 void packet_set_action(struct packet *pkt, enum packet_action action);
 enum packet_action packet_get_action(const struct packet *pkt);