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multi: use btcd's btcec/v2 and btcutil modules

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This commit was previously split into the following parts to ease
review:
 - 2d746f68: replace imports
 - 4008f0fd: use ecdsa.Signature
 - 849e33d1: remove btcec.S256()
 - b8f6ebbd: use v2 library correctly
 - fa80bca9: bump go modules
This commit is contained in:
Oliver Gugger
2022-02-23 14:48:00 +01:00
parent 8ee9fc837b
commit 7dfe4018ce
350 changed files with 2421 additions and 1289 deletions
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30
brontide/noise.go
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@@ -10,7 +10,7 @@ import (
"math"
"time"
"github.com/btcsuite/btcd/btcec"
"github.com/btcsuite/btcd/btcec/v2"
"github.com/lightningnetwork/lnd/keychain"
"golang.org/x/crypto/chacha20poly1305"
"golang.org/x/crypto/hkdf"
@@ -63,7 +63,7 @@ var (
// ephemeralGen is the default ephemeral key generator, used to derive a
// unique ephemeral key for each brontide handshake.
ephemeralGen = func() (*btcec.PrivateKey, error) {
return btcec.NewPrivateKey(btcec.S256())
return btcec.NewPrivateKey()
}
)
@@ -500,7 +500,7 @@ func (b *Machine) RecvActOne(actOne [ActOneSize]byte) error {
copy(p[:], actOne[34:])
// e
b.remoteEphemeral, err = btcec.ParsePubKey(e[:], btcec.S256())
b.remoteEphemeral, err = btcec.ParsePubKey(e[:])
if err != nil {
return err
}
@@ -578,7 +578,7 @@ func (b *Machine) RecvActTwo(actTwo [ActTwoSize]byte) error {
copy(p[:], actTwo[34:])
// e
b.remoteEphemeral, err = btcec.ParsePubKey(e[:], btcec.S256())
b.remoteEphemeral, err = btcec.ParsePubKey(e[:])
if err != nil {
return err
}
@@ -654,7 +654,7 @@ func (b *Machine) RecvActThree(actThree [ActThreeSize]byte) error {
if err != nil {
return err
}
b.remoteStatic, err = btcec.ParsePubKey(remotePub, btcec.S256())
b.remoteStatic, err = btcec.ParsePubKey(remotePub)
if err != nil {
return err
}
@@ -890,23 +890,3 @@ func (b *Machine) ReadBody(r io.Reader, buf []byte) ([]byte, error) {
// buffer to decode the plaintext.
return b.recvCipher.Decrypt(nil, buf[:0], buf)
}
// SetCurveToNil sets the 'Curve' parameter to nil on the handshakeState keys.
// This allows us to log the Machine object without spammy log messages.
func (b *Machine) SetCurveToNil() {
if b.localStatic != nil {
b.localStatic.PubKey().Curve = nil
}
if b.localEphemeral != nil {
b.localEphemeral.PubKey().Curve = nil
}
if b.remoteStatic != nil {
b.remoteStatic.Curve = nil
}
if b.remoteEphemeral != nil {
b.remoteEphemeral.Curve = nil
}
}