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While making things match closely with Rusty's wire protocol, I noticed

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he didn't allow for multiple HTLCs. Gotta explain the rationale for that
that... will merge the progress in the next commit tomorrow.
This commit is contained in:
Joseph Poon
2015-12-29 05:24:02 -08:00
parent bc7bdcd22b
commit 02a9b1e237
3 changed files with 112 additions and 11 deletions
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13
lnwire/funding_request.go
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@@ -31,6 +31,7 @@ type FundingRequest struct {
RevocationHash [20]byte
Pubkey *btcec.PublicKey
DeliveryPkScript PkScript //*MUST* be either P2PKH or P2SH
//FIXME: Need a ChangePkScript PkScript for dual-funder CLTV?
Inputs []*wire.TxIn
}
@@ -137,21 +138,21 @@ func (c *FundingRequest) Validate() error {
}
//PkScript is either P2SH or P2PKH
//P2PKH
if len(c.DeliveryPkScript) == 25 {
//P2PKH
//Begins with OP_DUP OP_HASH160 PUSHDATA(20)
if !(bytes.Equal(c.DeliveryPkScript[0:3], []byte{118, 169, 20}) &&
if !bytes.Equal(c.DeliveryPkScript[0:3], []byte{118, 169, 20}) &&
//Ends with OP_EQUALVERIFY OP_CHECKSIG
bytes.Equal(c.DeliveryPkScript[23:25], []byte{136, 172})) {
!bytes.Equal(c.DeliveryPkScript[23:25], []byte{136, 172}) {
//If it's not correct, return error
return fmt.Errorf("PkScript only allows P2SH or P2PKH")
}
//P2SH
} else if len(c.DeliveryPkScript) == 23 {
//P2SH
//Begins with OP_HASH160 PUSHDATA(20)
if !(bytes.Equal(c.DeliveryPkScript[0:2], []byte{169, 20}) &&
if !bytes.Equal(c.DeliveryPkScript[0:2], []byte{169, 20}) &&
//Ends with OP_EQUAL
bytes.Equal(c.DeliveryPkScript[22:23], []byte{135})) {
!bytes.Equal(c.DeliveryPkScript[22:23], []byte{135}) {
//If it's not correct, return error
return fmt.Errorf("PkScript only allows P2SH or P2PKH")
}