mirror of
https://github.com/luxfi/warp.git
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zeekay
66ffbfa730
Change NewSigner to accept bls.Signer interface instead of *bls.SecretKey for compatibility with both node and EVM. This eliminates the need for adapter types.
54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
// Copyright (C) 2019-2025, Lux Partners Limited. All rights reserved.
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// See the file LICENSE for licensing terms.
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package warp
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import (
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"errors"
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"github.com/luxfi/crypto/bls"
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"github.com/luxfi/ids"
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)
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var (
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_ Signer = (*signer)(nil)
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ErrWrongSourceChainID = errors.New("wrong SourceChainID")
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ErrWrongNetworkID = errors.New("wrong networkID")
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)
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// Signer signs warp messages
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type Signer interface {
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Sign(msg *UnsignedMessage) ([]byte, error)
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}
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// NewSigner creates a new warp message signer using a bls.Signer interface
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func NewSigner(sk bls.Signer, networkID uint32, chainID ids.ID) Signer {
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return &signer{
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sk: sk,
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networkID: networkID,
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chainID: chainID,
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}
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}
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type signer struct {
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sk bls.Signer
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networkID uint32
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chainID ids.ID
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}
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func (s *signer) Sign(msg *UnsignedMessage) ([]byte, error) {
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if msg.SourceChainID != s.chainID {
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return nil, ErrWrongSourceChainID
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}
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if msg.NetworkID != s.networkID {
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return nil, ErrWrongNetworkID
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}
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sig, err := s.sk.Sign(msg.Bytes())
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if err != nil {
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return nil, err
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}
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return bls.SignatureToBytes(sig), nil
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}
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