Physical address change message verb.

node/Packet.cpp

@@ -50,6 +50,7 @@ const char *Packet::verbString(Verb v)
 		case VERB_NETWORK_CONFIG_REFRESH: return "NETWORK_CONFIG_REFRESH";
 		case VERB_MULTICAST_GATHER: return "MULTICAST_GATHER";
 		case VERB_MULTICAST_FRAME: return "MULTICAST_FRAME";
+		case VERB_PHYSICAL_ADDRESS_CHANGED: return "PHYSICAL_ADDRESS_CHANGED";
 	}
 	return "(unknown)";
 }

node/Packet.hpp

@@ -222,43 +222,6 @@
 #define ZT_PROTO_VERB_EXT_FRAME_LEN_ETHERTYPE 2
 #define ZT_PROTO_VERB_EXT_FRAME_IDX_PAYLOAD (ZT_PROTO_VERB_EXT_FRAME_IDX_ETHERTYPE + ZT_PROTO_VERB_EXT_FRAME_LEN_ETHERTYPE)
 
-// P5_MULTICAST_FRAME is deprecated
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_DEPTH (ZT_PACKET_IDX_PAYLOAD)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_DEPTH 2
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_FIFO (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_DEPTH + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_DEPTH)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_FIFO 320
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_BLOOM (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_FIFO + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_FIFO)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_BLOOM 1024
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FLAGS (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_BLOOM + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_BLOOM)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_FLAGS 1
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX__START_OF_SIGNED_PORTION (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FLAGS)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_NETWORK_ID (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FLAGS + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_FLAGS)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_NETWORK_ID 8
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_BLOOM_NONCE (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_NETWORK_ID + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_NETWORK_ID)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_BLOOM_NONCE 2
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_PREFIX_BITS (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_BLOOM_NONCE + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_BLOOM_NONCE)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_PREFIX_BITS 1
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_PREFIX (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_PREFIX_BITS + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_PREFIX_BITS)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_PREFIX 1
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ORIGIN (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_PROPAGATION_PREFIX + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_PROPAGATION_PREFIX)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ORIGIN 5
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ORIGIN_MCID (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ORIGIN + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ORIGIN)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ORIGIN_MCID 3
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_GUID (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ORIGIN)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_GUID 8
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_SOURCE_MAC (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ORIGIN_MCID + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ORIGIN_MCID)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_SOURCE_MAC 6
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_DEST_MAC (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_SOURCE_MAC + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_SOURCE_MAC)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_DEST_MAC 6
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_DEST_ADI (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_DEST_MAC + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_DEST_MAC)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_DEST_ADI 4
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ETHERTYPE (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_DEST_ADI + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_DEST_ADI)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ETHERTYPE 2
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FRAME_LEN (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_ETHERTYPE + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_ETHERTYPE)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_FRAME_LEN 2
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FRAME (ZT_PROTO_VERB_P5_MULTICAST_FRAME_IDX_FRAME_LEN + ZT_PROTO_VERB_P5_MULTICAST_FRAME_LEN_FRAME_LEN)
-#define ZT_PROTO_VERB_P5_MULTICAST_FRAME_FLAGS_HAS_MEMBERSHIP_CERTIFICATE 0x01
-
 #define ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_NETWORK_ID (ZT_PACKET_IDX_PAYLOAD)
 #define ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT_LEN (ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_NETWORK_ID + 8)
 #define ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT (ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT_LEN + 2)
@@ -603,7 +566,7 @@ public:
 		 */
 		VERB_EXT_FRAME = 7,
 
-		/* DEPRECATED -- legacy support only, will go away completely soon */
+		/* DEPRECATED */
 		VERB_P5_MULTICAST_FRAME = 8,
 
 		/* Announce interest in multicast group(s):
@@ -754,7 +717,45 @@ public:
 		 *   <[6] multicast group MAC>
 		 *   <[4] 32-bit multicast group ADI>
 		 */
-		VERB_MULTICAST_FRAME = 14
+		VERB_MULTICAST_FRAME = 14,
+
+		/* Message sent to notify of a change in underlying address:
+		 *   <[1] flags>
+		 *   <[1] address type>
+		 *   <[2] 16-bit length of address>
+		 *   <[...] new address>
+		 *
+		 * Flags:
+		 *   0x01 - Address was confirmed (if unset no confirmation was done)
+		 *
+		 * Address types:
+		 *   0x01 - IPv4/UDP
+		 *   0x02 - IPv6/UDP
+		 *   0x03 - IPv4/TCP
+		 *   0x04 - IPv6/TCP
+		 *   0x05 - Ethernet MAC (raw framing address)
+		 *   0x06 - Bluetooth MAC
+		 *   0x07 - HTTP URL
+		 *   (other values are reserved)
+		 *
+		 * Address formats:
+		 *   IPv4: 32-bit address, 16-bit port in network byte order
+		 *   IPv6: 128-bit address, 16-bit port in network byte order
+		 *   Ethernet: 48-bit / 6-byte MAC
+		 *   Bluetooth: 48-bit / 6-byte Bluetooth MAC
+		 *   HTTP URL: ASCII string containing endpoint URL
+		 *
+		 * This should be sent by peers when a new remote address is detected by
+		 * way of a new packet from a previously unknown underlying physical
+		 * address. It may also be sent with flag 0x01 set once a new address is
+		 * confirmed via a bi-directional transaction, indicating a higher
+		 * confidence level.
+		 *
+		 * Peers can use this message to trigger reconnection semantics when
+		 * mobility, DHCP reassignment, VM migration, or other factors lead to
+		 * a change in physical address.
+		 */
+		VERB_PHYSICAL_ADDRESS_CHANGED = 15
 	};
 
 	/**