From 7c6faa4c9889aaa6a3fd6ae1f4e9849328cd7326 Mon Sep 17 00:00:00 2001
From: shaurya947 <shaurya.arora1@gmail.com>
Date: Wed, 3 May 2023 16:21:44 -0400
Subject: [PATCH] funding: add Memo to InitFundingMsg struct

We add byte-array field called Memo to the InitFundingMsg struct.
We also provide a value for this from
rpcserver.go#parseOpenChannelReq().
---
 funding/manager.go | 4 ++++
 rpcserver.go       | 1 +
 2 files changed, 5 insertions(+)

diff --git a/funding/manager.go b/funding/manager.go
index 043ea4eb9..8563ec94e 100644
--- a/funding/manager.go
+++ b/funding/manager.go
@@ -291,6 +291,10 @@ type InitFundingMsg struct {
 	// support explicit channel type negotiation.
 	ChannelType *lnwire.ChannelType
 
+	// Memo is any arbitrary information we wish to store locally about the
+	// channel that will be useful to our future selves.
+	Memo []byte
+
 	// Updates is a channel which updates to the opening status of the
 	// channel are sent on.
 	Updates chan *lnrpc.OpenStatusUpdate
diff --git a/rpcserver.go b/rpcserver.go
index 0cc50bf00..70be09a76 100644
--- a/rpcserver.go
+++ b/rpcserver.go
@@ -2203,6 +2203,7 @@ func (r *rpcServer) parseOpenChannelReq(in *lnrpc.OpenChannelRequest,
 		ChannelType:       channelType,
 		FundUpToMaxAmt:    fundUpToMaxAmt,
 		MinFundAmt:        minFundAmt,
+		Memo:              []byte(in.Memo),
 	}, nil
 }