Merge pull request #222 from lightninglabs/musig2-local-nonce

bhandras · web-flow · commit d5eff47413ae · 2025-05-23T08:49:31.000+02:00
signer: option to add the local nonce to the MuSig2 session
diff --git a/signer_client.go b/signer_client.go
@@ -579,6 +579,13 @@ func MuSig2TaprootTweakOpt(scriptRoot []byte,
 	}
 }
 
+// MuSig2LocalNonceOpt adds the local secret nonce to the musig session request.
+func MuSig2LocalNonceOpt(nonce [musig2.SecNonceSize]byte) MuSig2SessionOpts {
+	return func(s *signrpc.MuSig2SessionRequest) {
+		s.PregeneratedLocalNonce = nonce[:]
+	}
+}
+
 // marshallMuSig2Version translates the passed input.MuSig2Version value to
 // signrpc.MuSig2Version.
 func marshallMuSig2Version(version input.MuSig2Version) (

Original file line number	Diff line number	Diff line change
`@@ -579,6 +579,13 @@ func MuSig2TaprootTweakOpt(scriptRoot []byte,`
`579`	`579`	`}`
`580`	`580`	`}`
`581`	`581`
	`582`	`+// MuSig2LocalNonceOpt adds the local secret nonce to the musig session request.`
	`583`	`+func MuSig2LocalNonceOpt(nonce [musig2.SecNonceSize]byte) MuSig2SessionOpts {`
	`584`	`+ return func(s *signrpc.MuSig2SessionRequest) {`
	`585`	`+ s.PregeneratedLocalNonce = nonce[:]`
	`586`	`+ }`
	`587`	`+}`
	`588`	`+`
`582`	`589`	`// marshallMuSig2Version translates the passed input.MuSig2Version value to`
`583`	`590`	`// signrpc.MuSig2Version.`
`584`	`591`	`func marshallMuSig2Version(version input.MuSig2Version) (`