multi: remove dead code

channeldb/channel.go

@@ -2298,23 +2298,6 @@ func serializeChannelCloseSummary(w io.Writer, cs *ChannelCloseSummary) error {
 	return nil
 }
 
-func fetchChannelCloseSummary(tx *bbolt.Tx,
-	chanID []byte) (*ChannelCloseSummary, error) {
-
-	closedChanBucket, err := tx.CreateBucketIfNotExists(closedChannelBucket)
-	if err != nil {
-		return nil, err
-	}
-
-	summaryBytes := closedChanBucket.Get(chanID)
-	if summaryBytes == nil {
-		return nil, fmt.Errorf("closed channel summary not found")
-	}
-
-	summaryReader := bytes.NewReader(summaryBytes)
-	return deserializeCloseChannelSummary(summaryReader)
-}
-
 func deserializeCloseChannelSummary(r io.Reader) (*ChannelCloseSummary, error) {
 	c := &ChannelCloseSummary{}
 
@@ -2679,13 +2662,6 @@ func makeLogKey(updateNum uint64) [8]byte {
 	return key
 }
 
-// readLogKey parse the first 8- bytes of a byte slice into a uint64.
-//
-// NOTE: The slice must be at least 8 bytes long.
-func readLogKey(b []byte) uint64 {
-	return byteOrder.Uint64(b)
-}
-
 func appendChannelLogEntry(log *bbolt.Bucket,
 	commit *ChannelCommitment) error {
 

channeldb/channel_test.go

@@ -11,7 +11,6 @@ import (
 	"testing"
 
 	"github.com/btcsuite/btcd/btcec"
-	"github.com/btcsuite/btcd/chaincfg"
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
 	"github.com/btcsuite/btcd/wire"
 	"github.com/btcsuite/btcutil"
@@ -23,23 +22,12 @@ import (
 )
 
 var (
-	netParams = &chaincfg.TestNet3Params
-
 	key = [chainhash.HashSize]byte{
 		0x81, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
 		0x68, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
 		0xd, 0xe7, 0x93, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
 		0x1e, 0xb, 0x4c, 0xf9, 0x9e, 0xc5, 0x8c, 0xe9,
 	}
-	id = &wire.OutPoint{
-		Hash: [chainhash.HashSize]byte{
-			0x51, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
-			0x48, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
-			0x2d, 0xe7, 0x93, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
-			0x1f, 0xb, 0x4c, 0xf9, 0x9e, 0xc5, 0x8c, 0xe9,
-		},
-		Index: 9,
-	}
 	rev = [chainhash.HashSize]byte{
 		0x51, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
 		0x48, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
@@ -77,10 +65,6 @@ var (
 		},
 		LockTime: 5,
 	}
-	testOutpoint = &wire.OutPoint{
-		Hash:  key,
-		Index: 0,
-	}
 	privKey, pubKey = btcec.PrivKeyFromBytes(btcec.S256(), key[:])
 
 	wireSig, _ = lnwire.NewSigFromSignature(testSig)

channeldb/codec.go

@@ -15,9 +15,6 @@ import (
 	"github.com/lightningnetwork/lnd/shachain"
 )
 
-// outPointSize is the size of a serialized outpoint on disk.
-const outPointSize = 36
-
 // writeOutpoint writes an outpoint to the passed writer using the minimal
 // amount of bytes possible.
 func writeOutpoint(w io.Writer, o *wire.OutPoint) error {

channeldb/forwarding_package.go

@@ -919,11 +919,6 @@ func uint16Key(i uint16) []byte {
 	return key
 }
 
-// uint16FromKey reconstructs a 16-bit unsigned integer from a 2-byte slice.
-func uint16FromKey(key []byte) uint16 {
-	return byteOrder.Uint16(key)
-}
-
 // Compile-time constraint to ensure that ChannelPackager implements the public
 // FwdPackager interface.
 var _ FwdPackager = (*ChannelPackager)(nil)

channeldb/graph_test.go

@@ -29,9 +29,7 @@ var (
 		"[2001:db8:85a3:0:0:8a2e:370:7334]:80")
 	testAddrs = []net.Addr{testAddr, anotherAddr}
 
-	randSource = prand.NewSource(time.Now().Unix())
-	randInts   = prand.New(randSource)
-	testSig    = &btcec.Signature{
+	testSig = &btcec.Signature{
 		R: new(big.Int),
 		S: new(big.Int),
 	}

channeldb/payments_test.go

@@ -101,14 +101,6 @@ func makeFakeInfo() (*PaymentCreationInfo, *PaymentAttemptInfo) {
 	return c, a
 }
 
-func makeFakePaymentHash() [32]byte {
-	var paymentHash [32]byte
-	rBytes, _ := randomBytes(0, 32)
-	copy(paymentHash[:], rBytes)
-
-	return paymentHash
-}
-
 // randomBytes creates random []byte with length in range [minLen, maxLen)
 func randomBytes(minLen, maxLen int) ([]byte, error) {
 	randBuf := make([]byte, minLen+rand.Intn(maxLen-minLen))