59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package crypto
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import (
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"strings"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/obscuren/secp256k1-go"
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)
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type KeyPair struct {
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PrivateKey []byte
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PublicKey []byte
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address []byte
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mnemonic string
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// The associated account
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// account *StateObject
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}
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func GenerateNewKeyPair() *KeyPair {
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_, prv := secp256k1.GenerateKeyPair()
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keyPair, _ := NewKeyPairFromSec(prv) // swallow error, this one cannot err
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return keyPair
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}
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func NewKeyPairFromSec(seckey []byte) (*KeyPair, error) {
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pubkey, err := secp256k1.GeneratePubKey(seckey)
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if err != nil {
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return nil, err
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}
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return &KeyPair{PrivateKey: seckey, PublicKey: pubkey}, nil
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}
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func (k *KeyPair) Address() []byte {
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if k.address == nil {
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k.address = Sha3(k.PublicKey[1:])[12:]
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}
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return k.address
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}
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func (k *KeyPair) Mnemonic() string {
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if k.mnemonic == "" {
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k.mnemonic = strings.Join(MnemonicEncode(ethutil.Bytes2Hex(k.PrivateKey)), " ")
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}
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return k.mnemonic
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}
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func (k *KeyPair) AsStrings() (string, string, string, string) {
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return k.Mnemonic(), ethutil.Bytes2Hex(k.Address()), ethutil.Bytes2Hex(k.PrivateKey), ethutil.Bytes2Hex(k.PublicKey)
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}
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func (k *KeyPair) RlpEncode() []byte {
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return k.RlpValue().Encode()
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}
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func (k *KeyPair) RlpValue() *ethutil.Value {
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return ethutil.NewValue(k.PrivateKey)
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}
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