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-rw-r--r--ethutil/helpers.go64
-rw-r--r--ethutil/keypair.go115
2 files changed, 0 insertions, 179 deletions
diff --git a/ethutil/helpers.go b/ethutil/helpers.go
deleted file mode 100644
index aa0f79a04..000000000
--- a/ethutil/helpers.go
+++ /dev/null
@@ -1,64 +0,0 @@
-package ethutil
-
-import (
- "code.google.com/p/go.crypto/ripemd160"
- "crypto/sha256"
- "encoding/hex"
- "github.com/obscuren/sha3"
- "strconv"
-)
-
-func Uitoa(i uint32) string {
- return strconv.FormatUint(uint64(i), 10)
-}
-
-func Sha256Bin(data []byte) []byte {
- hash := sha256.Sum256(data)
-
- return hash[:]
-}
-
-func Ripemd160(data []byte) []byte {
- ripemd := ripemd160.New()
- ripemd.Write(data)
-
- return ripemd.Sum(nil)
-}
-
-func Sha3Bin(data []byte) []byte {
- d := sha3.NewKeccak256()
- d.Write(data)
-
- return d.Sum(nil)
-}
-
-// Helper function for comparing slices
-func CompareIntSlice(a, b []int) bool {
- if len(a) != len(b) {
- return false
- }
- for i, v := range a {
- if v != b[i] {
- return false
- }
- }
- return true
-}
-
-// Returns the amount of nibbles that match each other from 0 ...
-func MatchingNibbleLength(a, b []int) int {
- i := 0
- for CompareIntSlice(a[:i+1], b[:i+1]) && i < len(b) {
- i += 1
- }
-
- return i
-}
-
-func Hex(d []byte) string {
- return hex.EncodeToString(d)
-}
-func FromHex(str string) []byte {
- h, _ := hex.DecodeString(str)
- return h
-}
diff --git a/ethutil/keypair.go b/ethutil/keypair.go
deleted file mode 100644
index 29fb1bac5..000000000
--- a/ethutil/keypair.go
+++ /dev/null
@@ -1,115 +0,0 @@
-package ethutil
-
-import (
- "github.com/obscuren/secp256k1-go"
-)
-
-type KeyPair struct {
- PrivateKey []byte
- PublicKey []byte
-
- // The associated account
- account *StateObject
-}
-
-func GenerateNewKeyPair() (*KeyPair, error) {
- _, prv := secp256k1.GenerateKeyPair()
-
- return NewKeyPairFromSec(prv)
-}
-
-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 NewKeyPairFromValue(val *Value) *KeyPair {
- v, _ := NewKeyPairFromSec(val.Bytes())
-
- return v
-}
-
-func (k *KeyPair) Address() []byte {
- return Sha3Bin(k.PublicKey[1:])[12:]
-}
-
-func (k *KeyPair) RlpEncode() []byte {
- return k.RlpValue().Encode()
-}
-
-func (k *KeyPair) RlpValue() *Value {
- return NewValue(k.PrivateKey)
-}
-
-type KeyRing struct {
- keys []*KeyPair
-}
-
-func (k *KeyRing) Add(pair *KeyPair) {
- k.keys = append(k.keys, pair)
-}
-
-func (k *KeyRing) Get(i int) *KeyPair {
- if len(k.keys) > i {
- return k.keys[i]
- }
-
- return nil
-}
-
-func (k *KeyRing) Len() int {
- return len(k.keys)
-}
-
-func (k *KeyRing) NewKeyPair(sec []byte) (*KeyPair, error) {
- keyPair, err := NewKeyPairFromSec(sec)
- if err != nil {
- return nil, err
- }
-
- k.Add(keyPair)
- Config.Db.Put([]byte("KeyRing"), k.RlpValue().Encode())
-
- return keyPair, nil
-}
-
-func (k *KeyRing) Reset() {
- Config.Db.Put([]byte("KeyRing"), nil)
- k.keys = nil
-}
-
-func (k *KeyRing) RlpValue() *Value {
- v := EmptyValue()
- for _, keyPair := range k.keys {
- v.Append(keyPair.RlpValue())
- }
-
- return v
-}
-
-// The public "singleton" keyring
-var keyRing *KeyRing
-
-func GetKeyRing() *KeyRing {
- if keyRing == nil {
- keyRing = &KeyRing{}
-
- data, _ := Config.Db.Get([]byte("KeyRing"))
- it := NewValueFromBytes(data).NewIterator()
- for it.Next() {
- v := it.Value()
-
- key, err := NewKeyPairFromSec(v.Bytes())
- if err != nil {
- panic(err)
- }
- keyRing.Add(key)
- }
- }
-
- return keyRing
-}