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crypto: replace noarg fmt.Errorf with errors.New (#27333)
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parent
ed03a99770
commit
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2 changed files with 4 additions and 3 deletions
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@ -22,6 +22,7 @@ package crypto
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import (
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"crypto/ecdsa"
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"crypto/elliptic"
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"errors"
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"fmt"
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"github.com/XinFinOrg/XDPoSChain/common/math"
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@ -72,7 +73,7 @@ func VerifySignature(pubkey, digestHash, signature []byte) bool {
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func DecompressPubkey(pubkey []byte) (*ecdsa.PublicKey, error) {
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x, y := secp256k1.DecompressPubkey(pubkey)
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if x == nil {
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return nil, fmt.Errorf("invalid public key")
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return nil, errors.New("invalid public key")
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}
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return &ecdsa.PublicKey{X: x, Y: y, Curve: S256()}, nil
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}
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@ -74,12 +74,12 @@ func Sign(hash []byte, prv *ecdsa.PrivateKey) ([]byte, error) {
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return nil, fmt.Errorf("hash is required to be exactly 32 bytes (%d)", len(hash))
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}
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if prv.Curve != btcec.S256() {
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return nil, fmt.Errorf("private key curve is not secp256k1")
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return nil, errors.New("private key curve is not secp256k1")
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}
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// ecdsa.PrivateKey -> btcec.PrivateKey
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var priv btcec.PrivateKey
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if overflow := priv.Key.SetByteSlice(prv.D.Bytes()); overflow || priv.Key.IsZero() {
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return nil, fmt.Errorf("invalid private key")
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return nil, errors.New("invalid private key")
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}
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defer priv.Zero()
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sig, err := btc_ecdsa.SignCompact(&priv, hash, false) // ref uncompressed pubkey
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