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lntypes: add ZeroHash

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Joost Jager 2019-05-28 15:27:04 +02:00
parent 970d760407
commit afd86763ac
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2 changed files with 6 additions and 3 deletions
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3
lntypes/hash.go
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@ -8,6 +8,9 @@ import (
// HashSize of array used to store hashes. // HashSize of array used to store hashes.
const HashSize = 32 const HashSize = 32
// ZeroHash is a predefined hash containing all zeroes.
var ZeroHash Hash
// Hash is used in several of the lightning messages and common structures. It // Hash is used in several of the lightning messages and common structures. It
// typically represents a payment hash. // typically represents a payment hash.
type Hash [HashSize]byte type Hash [HashSize]byte

6
rpcserver.go
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@ -67,8 +67,6 @@ const (
) )
var ( var (
zeroHash [32]byte
// MaxPaymentMSat is the maximum allowed payment currently permitted as // MaxPaymentMSat is the maximum allowed payment currently permitted as
// defined in BOLT-002. This value depends on which chain is active. // defined in BOLT-002. This value depends on which chain is active.
// It is set to the value under the Bitcoin chain as default. // It is set to the value under the Bitcoin chain as default.
@ -3018,7 +3016,9 @@ func extractPaymentIntent(rpcPayReq *rpcPaymentRequest) (rpcPaymentIntent, error
// If we're in debug HTLC mode, then all outgoing HTLCs will pay to the // If we're in debug HTLC mode, then all outgoing HTLCs will pay to the
// same debug rHash. Otherwise, we pay to the rHash specified within // same debug rHash. Otherwise, we pay to the rHash specified within
// the RPC request. // the RPC request.
case cfg.DebugHTLC && bytes.Equal(payIntent.rHash[:], zeroHash[:]): case cfg.DebugHTLC &&
bytes.Equal(payIntent.rHash[:], lntypes.ZeroHash[:]):
copy(payIntent.rHash[:], invoices.DebugHash[:]) copy(payIntent.rHash[:], invoices.DebugHash[:])
default: default: