mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-11-30 09:33:36 +00:00
112 lines
2.9 KiB
Go
112 lines
2.9 KiB
Go
package wallet
|
|
|
|
import (
|
|
"github.com/CityOfZion/neo-go/pkg/crypto/keys"
|
|
"github.com/CityOfZion/neo-go/pkg/util"
|
|
)
|
|
|
|
// Account represents a NEO account. It holds the private and public key
|
|
// along with some metadata.
|
|
type Account struct {
|
|
// NEO private key.
|
|
privateKey *keys.PrivateKey
|
|
|
|
// NEO public key.
|
|
publicKey []byte
|
|
|
|
// Account import file.
|
|
wif string
|
|
|
|
// NEO public address.
|
|
Address string `json:"address"`
|
|
|
|
// Encrypted WIF of the account also known as the key.
|
|
EncryptedWIF string `json:"key"`
|
|
|
|
// Label is a label the user had made for this account.
|
|
Label string `json:"label"`
|
|
|
|
// Contract is a Contract object which describes the details of the contract.
|
|
// This field can be null (for watch-only address).
|
|
Contract *Contract `json:"contract"`
|
|
|
|
// Indicates whether the account is locked by the user.
|
|
// the client shouldn't spend the funds in a locked account.
|
|
Locked bool `json:"lock"`
|
|
|
|
// Indicates whether the account is the default change account.
|
|
Default bool `json:"isDefault"`
|
|
}
|
|
|
|
// Contract represents a subset of the smartcontract to embed in the
|
|
// Account so it's NEP-6 compliant.
|
|
type Contract struct {
|
|
// Script hash of the contract deployed on the blockchain.
|
|
Script util.Uint160 `json:"script"`
|
|
|
|
// A list of parameters used deploying this contract.
|
|
Parameters []interface{} `json:"parameters"`
|
|
|
|
// Indicates whether the contract has been deployed to the blockchain.
|
|
Deployed bool `json:"deployed"`
|
|
}
|
|
|
|
// NewAccount creates a new Account with a random generated PrivateKey.
|
|
func NewAccount() (*Account, error) {
|
|
priv, err := keys.NewPrivateKey()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return newAccountFromPrivateKey(priv), nil
|
|
}
|
|
|
|
// DecryptAccount decrypts the encryptedWIF with the given passphrase and
|
|
// return the decrypted Account.
|
|
func DecryptAccount(encryptedWIF, passphrase string) (*Account, error) {
|
|
wif, err := keys.NEP2Decrypt(encryptedWIF, passphrase)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return NewAccountFromWIF(wif)
|
|
}
|
|
|
|
// Encrypt encrypts the wallet's PrivateKey with the given passphrase
|
|
// under the NEP-2 standard.
|
|
func (a *Account) Encrypt(passphrase string) error {
|
|
wif, err := keys.NEP2Encrypt(a.privateKey, passphrase)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
a.EncryptedWIF = wif
|
|
return nil
|
|
}
|
|
|
|
// PrivateKey returns private key corresponding to the account.
|
|
func (a *Account) PrivateKey() *keys.PrivateKey {
|
|
return a.privateKey
|
|
}
|
|
|
|
// NewAccountFromWIF creates a new Account from the given WIF.
|
|
func NewAccountFromWIF(wif string) (*Account, error) {
|
|
privKey, err := keys.NewPrivateKeyFromWIF(wif)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return newAccountFromPrivateKey(privKey), nil
|
|
}
|
|
|
|
// newAccountFromPrivateKey creates a wallet from the given PrivateKey.
|
|
func newAccountFromPrivateKey(p *keys.PrivateKey) *Account {
|
|
pubKey := p.PublicKey()
|
|
pubAddr := p.Address()
|
|
wif := p.WIF()
|
|
|
|
a := &Account{
|
|
publicKey: pubKey.Bytes(),
|
|
privateKey: p,
|
|
Address: pubAddr,
|
|
wif: wif,
|
|
}
|
|
|
|
return a
|
|
}
|