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authorVasil Dimov <vd@FreeBSD.org>2020-05-20 12:05:18 +0200
committerVasil Dimov <vd@FreeBSD.org>2020-10-09 16:42:50 +0200
commit353a3fdaad055eea42a0baf7326bdd591f541170 (patch)
treeab25e783cbf347df239d98060f83dcf2ea72209a /src/protocol.h
parent201a4596d92d640d5eb7e76cc8d959228fa09dbb (diff)
downloadbitcoin-353a3fdaad055eea42a0baf7326bdd591f541170.tar.xz
net: advertise support for ADDRv2 via new message
Introduce a new message `sendaddrv2` to signal support for ADDRv2. Send the new message immediately after sending the `VERACK` message. Add support for receiving and parsing ADDRv2 messages. Send ADDRv2 messages (instead of ADDR) to a peer if he has advertised support for it. Co-authored-by: Carl Dong <contact@carldong.me>
Diffstat (limited to 'src/protocol.h')
-rw-r--r--src/protocol.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/protocol.h b/src/protocol.h
index e2d3602792..309fac621c 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -77,6 +77,18 @@ extern const char* VERACK;
*/
extern const char* ADDR;
/**
+ * The addrv2 message relays connection information for peers on the network just
+ * like the addr message, but is extended to allow gossiping of longer node
+ * addresses (see BIP155).
+ */
+extern const char *ADDRV2;
+/**
+ * The sendaddrv2 message signals support for receiving ADDRV2 messages (BIP155).
+ * It also implies that its sender can encode as ADDRV2 and would send ADDRV2
+ * instead of ADDR to a peer that has signaled ADDRV2 support by sending SENDADDRV2.
+ */
+extern const char *SENDADDRV2;
+/**
* The inv message (inventory message) transmits one or more inventories of
* objects known to the transmitting peer.
*/