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publickey.go
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publickey.go
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// Copyright (C) 2018 go-gamc authors
//
// This file is part of the go-gamc library.
//
// the go-gamc library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// the go-gamc library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with the go-gamc library. If not, see <http://www.gnu.org/licenses/>.
//
package ed25519
import "gamc.pro/gamcio/go-gamc/crypto/keystore"
type PublicKey struct {
pub []byte
}
func NewPublicKey(pub []byte) *PublicKey {
pubKey := &PublicKey{pub}
return pubKey
}
// Algorithm algorithm name
func (k *PublicKey) Algorithm() keystore.Algorithm {
return keystore.ED25519
}
// Encoded encoded to byte
func (k *PublicKey) Encoded() ([]byte, error) {
return k.pub, nil
}
// Decode decode data to key
func (k *PublicKey) Decode(data []byte) error {
k.pub = data
return nil
}
// Clear clear key content
func (k *PublicKey) Clear() {
for i := range k.pub {
k.pub[i] = 0
}
}
// Verify verify ecdsa publickey
func (k *PublicKey) Verify(hash []byte, signature []byte) bool {
return Verify(hash, signature, k.pub)
}