mirror of https://github.com/status-im/op-geth.git
67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
// Copyright 2014 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser 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-ethereum 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 Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package crypto
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/crypto/secp256k1"
|
|
)
|
|
|
|
type KeyPair struct {
|
|
PrivateKey []byte
|
|
PublicKey []byte
|
|
address []byte
|
|
mnemonic string
|
|
// The associated account
|
|
// account *StateObject
|
|
}
|
|
|
|
func GenerateNewKeyPair() *KeyPair {
|
|
_, prv := secp256k1.GenerateKeyPair()
|
|
keyPair, _ := NewKeyPairFromSec(prv) // swallow error, this one cannot err
|
|
return keyPair
|
|
}
|
|
|
|
func NewKeyPairFromSec(seckey []byte) (*KeyPair, error) {
|
|
pubkey, err := secp256k1.GeneratePubKey(seckey)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &KeyPair{PrivateKey: seckey, PublicKey: pubkey}, nil
|
|
}
|
|
|
|
func (k *KeyPair) Address() []byte {
|
|
if k.address == nil {
|
|
k.address = Sha3(k.PublicKey[1:])[12:]
|
|
}
|
|
return k.address
|
|
}
|
|
|
|
func (k *KeyPair) Mnemonic() string {
|
|
if k.mnemonic == "" {
|
|
k.mnemonic = strings.Join(MnemonicEncode(common.Bytes2Hex(k.PrivateKey)), " ")
|
|
}
|
|
return k.mnemonic
|
|
}
|
|
|
|
func (k *KeyPair) AsStrings() (string, string, string, string) {
|
|
return k.Mnemonic(), common.Bytes2Hex(k.Address()), common.Bytes2Hex(k.PrivateKey), common.Bytes2Hex(k.PublicKey)
|
|
}
|