From f7adbd5d58f87d526a5e314dc156b5eae6a9d06e Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Mon, 31 May 2021 12:37:50 +0930
Subject: [PATCH] EXPERIMENTAL: import spec for quiescence.

Imported from commit b96218b06b68cf349457b282f05d48ebd89c7273

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 channeld/channeld.c                               |  3 +++
 gossipd/gossipd.c                                 |  3 +++
 openingd/dualopend.c                              |  9 +++++++++
 wire/extracted_peer_exp_quiescence-protocol.patch | 12 ++++++++++++
 wire/peer_wire.c                                  |  6 ++++++
 5 files changed, 33 insertions(+)
 create mode 100644 wire/extracted_peer_exp_quiescence-protocol.patch

diff --git a/channeld/channeld.c b/channeld/channeld.c
index 862f5e5a6..e2a41c28e 100644
--- a/channeld/channeld.c
+++ b/channeld/channeld.c
@@ -1949,6 +1949,9 @@ static void peer_in(struct peer *peer, const u8 *msg)
 		return;
 	case WIRE_INIT_RBF:
 	case WIRE_ACK_RBF:
+#if EXPERIMENTAL_FEATURES
+	case WIRE_STFU:
+#endif
 		break;
 
 	case WIRE_CHANNEL_REESTABLISH:
diff --git a/gossipd/gossipd.c b/gossipd/gossipd.c
index d47bda25c..5619b5ef7 100644
--- a/gossipd/gossipd.c
+++ b/gossipd/gossipd.c
@@ -741,6 +741,9 @@ static struct io_plan *peer_msg_in(struct io_conn *conn,
 	case WIRE_ACCEPT_CHANNEL2:
 	case WIRE_INIT_RBF:
 	case WIRE_ACK_RBF:
+#if EXPERIMENTAL_FEATURES
+	case WIRE_STFU:
+#endif
 		status_broken("peer %s: relayed unexpected msg of type %s",
 			      type_to_string(tmpctx, struct node_id, &peer->id),
 			      peer_wire_name(fromwire_peektype(msg)));
diff --git a/openingd/dualopend.c b/openingd/dualopend.c
index 640c8ebf2..a264bbf20 100644
--- a/openingd/dualopend.c
+++ b/openingd/dualopend.c
@@ -1273,6 +1273,9 @@ static u8 *opening_negotiate_msg(const tal_t *ctx, struct state *state)
 		case WIRE_WARNING:
 		case WIRE_PING:
 		case WIRE_PONG:
+#if EXPERIMENTAL_FEATURES
+		case WIRE_STFU:
+#endif
 			break;
 		}
 
@@ -1614,6 +1617,9 @@ static bool run_tx_interactive(struct state *state,
 		case WIRE_REPLY_SHORT_CHANNEL_IDS_END:
 		case WIRE_PING:
 		case WIRE_PONG:
+#if EXPERIMENTAL_FEATURES
+		case WIRE_STFU:
+#endif
 			open_err_warn(state, "Unexpected wire message %s",
 				      tal_hex(tmpctx, msg));
 			return false;
@@ -3402,6 +3408,9 @@ static u8 *handle_peer_in(struct state *state)
 	case WIRE_WARNING:
 	case WIRE_PING:
 	case WIRE_PONG:
+#if EXPERIMENTAL_FEATURES
+	case WIRE_STFU:
+#endif
 		break;
 	}
 
diff --git a/wire/extracted_peer_exp_quiescence-protocol.patch b/wire/extracted_peer_exp_quiescence-protocol.patch
new file mode 100644
index 000000000..804b726b9
--- /dev/null
+++ b/wire/extracted_peer_exp_quiescence-protocol.patch
@@ -0,0 +1,12 @@
+--- wire/peer_exp_wire.csv	2021-05-17 09:30:02.302260471 +0930
++++ -	2021-05-31 12:20:36.390910632 +0930
+@@ -120,6 +82,9 @@
+ msgtype,ack_rbf,73
+ msgdata,ack_rbf,channel_id,channel_id,
+ msgdata,ack_rbf,funding_satoshis,u64,
++msgtype,stfu,2
++msgdata,stfu,channel_id,channel_id,
++msgdata,stfu,initiator,u8,
+ msgtype,shutdown,38
+ msgdata,shutdown,channel_id,channel_id,
+ msgdata,shutdown,len,u16,
diff --git a/wire/peer_wire.c b/wire/peer_wire.c
index a79a16a2e..1f8fc3731 100644
--- a/wire/peer_wire.c
+++ b/wire/peer_wire.c
@@ -44,6 +44,9 @@ static bool unknown_type(enum peer_wire t)
 	case WIRE_ACCEPT_CHANNEL2:
 	case WIRE_INIT_RBF:
 	case WIRE_ACK_RBF:
+#if EXPERIMENTAL_FEATURES
+	case WIRE_STFU:
+#endif
 		return false;
 	}
 	return true;
@@ -93,6 +96,9 @@ bool is_msg_for_gossipd(const u8 *cursor)
 	case WIRE_ACCEPT_CHANNEL2:
 	case WIRE_INIT_RBF:
 	case WIRE_ACK_RBF:
+#if EXPERIMENTAL_FEATURES
+	case WIRE_STFU:
+#endif
 		break;
 	}
 	return false;