forked from mirror/go-ethereum
obscuren
11 years ago
commit
6efdd21633
@ -1,87 +0,0 @@ |
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package ethchain |
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import ( |
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"github.com/ethereum/eth-go/ethutil" |
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"github.com/obscuren/secp256k1-go" |
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"math/big" |
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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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// The associated account
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account *StateObject |
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state *State |
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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 NewKeyPairFromValue(val *ethutil.Value) *KeyPair { |
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keyPair := &KeyPair{PrivateKey: val.Get(0).Bytes(), PublicKey: val.Get(1).Bytes()} |
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return keyPair |
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} |
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func (k *KeyPair) Address() []byte { |
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return ethutil.Sha3Bin(k.PublicKey[1:])[12:] |
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} |
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func (k *KeyPair) Account() *StateObject { |
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if k.account == nil { |
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k.account = k.state.GetAccount(k.Address()) |
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} |
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return k.account |
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} |
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// Create transaction, creates a new and signed transaction, ready for processing
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func (k *KeyPair) CreateTx(receiver []byte, value *big.Int, data []string) *Transaction { |
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/* TODO |
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tx := NewTransaction(receiver, value, data) |
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tx.Nonce = k.account.Nonce |
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// Sign the transaction with the private key in this key chain
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tx.Sign(k.PrivateKey) |
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return tx |
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*/ |
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return nil |
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} |
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func (k *KeyPair) RlpEncode() []byte { |
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return ethutil.EmptyValue().Append(k.PrivateKey).Append(k.PublicKey).Encode() |
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} |
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type KeyRing struct { |
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keys []*KeyPair |
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} |
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func (k *KeyRing) Add(pair *KeyPair) { |
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k.keys = append(k.keys, pair) |
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} |
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// The public "singleton" keyring
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var keyRing *KeyRing |
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func GetKeyRing(state *State) *KeyRing { |
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if keyRing == nil { |
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keyRing = &KeyRing{} |
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data, _ := ethutil.Config.Db.Get([]byte("KeyRing")) |
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it := ethutil.NewValueFromBytes(data).NewIterator() |
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for it.Next() { |
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v := it.Value() |
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keyRing.Add(NewKeyPairFromValue(v)) |
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} |
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} |
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return keyRing |
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} |
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@ -1,19 +0,0 @@ |
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package ethutil |
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type Key struct { |
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PrivateKey []byte |
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PublicKey []byte |
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} |
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func NewKeyFromBytes(data []byte) *Key { |
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val := NewValueFromBytes(data) |
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return &Key{val.Get(0).Bytes(), val.Get(1).Bytes()} |
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} |
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func (k *Key) Address() []byte { |
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return Sha3Bin(k.PublicKey[1:])[12:] |
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} |
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func (k *Key) RlpEncode() []byte { |
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return EmptyValue().Append(k.PrivateKey).Append(k.PublicKey).Encode() |
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} |
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@ -0,0 +1,109 @@ |
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package ethutil |
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import ( |
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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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// The associated account
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account *StateObject |
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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 NewKeyPairFromValue(val *Value) *KeyPair { |
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v, _ := NewKeyPairFromSec(val.Bytes()) |
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return v |
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} |
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func (k *KeyPair) Address() []byte { |
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return Sha3Bin(k.PublicKey[1:])[12:] |
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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() *Value { |
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return NewValue(k.PrivateKey) |
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} |
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type KeyRing struct { |
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keys []*KeyPair |
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} |
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func (k *KeyRing) Add(pair *KeyPair) { |
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k.keys = append(k.keys, pair) |
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} |
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func (k *KeyRing) Get(i int) *KeyPair { |
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if len(k.keys) > i { |
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return k.keys[i] |
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} |
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return nil |
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} |
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func (k *KeyRing) Len() int { |
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return len(k.keys) |
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} |
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func (k *KeyRing) NewKeyPair(sec []byte) (*KeyPair, error) { |
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keyPair, err := NewKeyPairFromSec(sec) |
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if err != nil { |
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return nil, err |
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} |
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k.Add(keyPair) |
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Config.Db.Put([]byte("KeyRing"), k.RlpValue().Encode()) |
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return keyPair, nil |
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} |
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func (k *KeyRing) Reset() { |
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Config.Db.Put([]byte("KeyRing"), nil) |
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k.keys = nil |
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} |
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func (k *KeyRing) RlpValue() *Value { |
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v := EmptyValue() |
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for _, keyPair := range k.keys { |
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v.Append(keyPair.RlpValue()) |
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} |
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return v |
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} |
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// The public "singleton" keyring
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var keyRing *KeyRing |
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func GetKeyRing() *KeyRing { |
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if keyRing == nil { |
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keyRing = &KeyRing{} |
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data, _ := Config.Db.Get([]byte("KeyRing")) |
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it := NewValueFromBytes(data).NewIterator() |
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for it.Next() { |
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v := it.Value() |
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key, err := NewKeyPairFromSec(v.Bytes()) |
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if err != nil { |
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panic(err) |
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} |
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keyRing.Add(key) |
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} |
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} |
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return keyRing |
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} |
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