forked from cerc-io/plugeth
Removed RlpValue in favour of Value
This commit is contained in:
obscuren
parent
f247f0c518
commit
73fd358d94
@ -102,7 +102,7 @@ func CreateBlock(root interface{},
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// Returns a hash of the block
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func (block *Block) Hash() []byte {
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return ethutil.Sha3Bin(block.RlpValue().Encode())
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return ethutil.Sha3Bin(block.Value().Encode())
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}
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func (block *Block) HashNoNonce() []byte {
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@ -261,14 +261,14 @@ func (block *Block) SetTransactions(txs []*Transaction) {
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block.TxSha = ethutil.Sha3Bin(ethutil.Encode(block.rlpTxs()))
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}
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func (block *Block) RlpValue() *ethutil.RlpValue {
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return ethutil.NewRlpValue([]interface{}{block.header(), block.rlpTxs(), block.rlpUncles()})
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func (block *Block) Value() *ethutil.Value {
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return ethutil.NewValue([]interface{}{block.header(), block.rlpTxs(), block.rlpUncles()})
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}
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func (block *Block) RlpEncode() []byte {
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// Encode a slice interface which contains the header and the list of
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// transactions.
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return block.RlpValue().Encode()
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return block.Value().Encode()
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}
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func (block *Block) RlpDecode(data []byte) {
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@ -103,7 +103,7 @@ func (bc *BlockChain) GetChainFromHash(hash []byte, max uint64) []interface{} {
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block := bc.GetBlock(currentHash)
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currentHash = block.PrevHash
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chain = append(chain, block.RlpValue().Value)
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chain = append(chain, block.Value().Val)
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//chain = append([]interface{}{block.RlpValue().Value}, chain...)
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num--
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@ -553,9 +553,9 @@ out:
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// Load the value in storage and push it on the stack
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x := bm.stack.Pop()
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// decode the object as a big integer
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decoder := ethutil.NewRlpValueFromBytes([]byte(contract.State().Get(x.String())))
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decoder := ethutil.NewValueFromBytes([]byte(contract.State().Get(x.String())))
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if !decoder.IsNil() {
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bm.stack.Push(decoder.AsBigInt())
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bm.stack.Push(decoder.BigInt())
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} else {
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bm.stack.Push(ethutil.BigFalse)
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}
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@ -618,10 +618,10 @@ func getContractMemory(block *Block, contractAddr []byte, memAddr *big.Int) *big
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val := contract.State().Get(memAddr.String())
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// decode the object as a big integer
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decoder := ethutil.NewRlpValueFromBytes([]byte(val))
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decoder := ethutil.NewValueFromBytes([]byte(val))
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if decoder.IsNil() {
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return ethutil.BigFalse
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}
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return decoder.AsBigInt()
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return decoder.BigInt()
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}
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@ -23,11 +23,11 @@ func (c *Contract) RlpEncode() []byte {
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}
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func (c *Contract) RlpDecode(data []byte) {
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decoder := ethutil.NewRlpValueFromBytes(data)
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decoder := ethutil.NewValueFromBytes(data)
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c.Amount = decoder.Get(0).AsBigInt()
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c.Nonce = decoder.Get(1).AsUint()
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c.state = ethutil.NewTrie(ethutil.Config.Db, decoder.Get(2).AsRaw())
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c.Amount = decoder.Get(0).BigInt()
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c.Nonce = decoder.Get(1).Uint()
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c.state = ethutil.NewTrie(ethutil.Config.Db, decoder.Get(2).Interface())
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}
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func (c *Contract) State() *ethutil.Trie {
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@ -59,8 +59,8 @@ func (a *Address) RlpEncode() []byte {
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}
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func (a *Address) RlpDecode(data []byte) {
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decoder := ethutil.NewRlpValueFromBytes(data)
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decoder := ethutil.NewValueFromBytes(data)
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a.Amount = decoder.Get(0).AsBigInt()
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a.Nonce = decoder.Get(1).AsUint()
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a.Amount = decoder.Get(0).BigInt()
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a.Nonce = decoder.Get(1).Uint()
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}
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@ -29,9 +29,8 @@ func (db *MemDatabase) Get(key []byte) ([]byte, error) {
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func (db *MemDatabase) Print() {
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for key, val := range db.db {
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fmt.Printf("%x(%d): ", key, len(key))
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dec, _ := ethutil.Decode(val, 0)
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node := ethutil.Conv(dec)
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fmt.Printf("%q\n", node.AsRaw())
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node := ethutil.NewValueFromBytes(val)
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fmt.Printf("%q\n", node.Interface())
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}
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}
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@ -60,8 +60,8 @@ type Ethereum struct {
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}
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func New(caps Caps, usePnp bool) (*Ethereum, error) {
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//db, err := ethdb.NewLDBDatabase()
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db, err := ethdb.NewMemDatabase()
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db, err := ethdb.NewLDBDatabase()
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//db, err := ethdb.NewMemDatabase()
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if err != nil {
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return nil, err
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}
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189
ethutil/rlp.go
189
ethutil/rlp.go
@ -7,19 +7,8 @@ import (
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_ "log"
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_ "math"
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"math/big"
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"reflect"
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)
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///////////////////////////////////////
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type EthEncoder interface {
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EncodeData(rlpData interface{}) []byte
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}
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type EthDecoder interface {
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Get(idx int) *RlpValue
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}
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//////////////////////////////////////
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type RlpEncoder struct {
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rlpData []byte
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}
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@ -33,180 +22,6 @@ func (coder *RlpEncoder) EncodeData(rlpData interface{}) []byte {
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return Encode(rlpData)
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}
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// Data rlpValueutes are returned by the rlp decoder. The data rlpValueutes represents
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// one item within the rlp data structure. It's responsible for all the casting
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// It always returns something rlpValueid
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type RlpValue struct {
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Value interface{}
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kind reflect.Value
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}
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func (rlpValue *RlpValue) String() string {
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return fmt.Sprintf("%q", rlpValue.Value)
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}
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func Conv(rlpValue interface{}) *RlpValue {
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return &RlpValue{Value: rlpValue, kind: reflect.ValueOf(rlpValue)}
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}
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func NewRlpValue(rlpValue interface{}) *RlpValue {
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return &RlpValue{Value: rlpValue}
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}
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func (rlpValue *RlpValue) Type() reflect.Kind {
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return reflect.TypeOf(rlpValue.Value).Kind()
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}
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func (rlpValue *RlpValue) IsNil() bool {
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return rlpValue.Value == nil
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}
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func (rlpValue *RlpValue) Length() int {
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//return rlpValue.kind.Len()
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if data, ok := rlpValue.Value.([]interface{}); ok {
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return len(data)
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}
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return 0
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}
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func (rlpValue *RlpValue) AsRaw() interface{} {
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return rlpValue.Value
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}
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func (rlpValue *RlpValue) AsUint() uint64 {
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if Value, ok := rlpValue.Value.(uint8); ok {
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return uint64(Value)
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} else if Value, ok := rlpValue.Value.(uint16); ok {
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return uint64(Value)
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} else if Value, ok := rlpValue.Value.(uint32); ok {
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return uint64(Value)
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} else if Value, ok := rlpValue.Value.(uint64); ok {
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return Value
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}
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return 0
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}
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func (rlpValue *RlpValue) AsByte() byte {
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if Value, ok := rlpValue.Value.(byte); ok {
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return Value
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}
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return 0x0
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}
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func (rlpValue *RlpValue) AsBigInt() *big.Int {
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if a, ok := rlpValue.Value.([]byte); ok {
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b := new(big.Int)
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b.SetBytes(a)
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return b
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}
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return big.NewInt(0)
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}
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func (rlpValue *RlpValue) AsString() string {
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if a, ok := rlpValue.Value.([]byte); ok {
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return string(a)
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} else if a, ok := rlpValue.Value.(string); ok {
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return a
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} else {
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//panic(fmt.Sprintf("not string %T: %v", rlpValue.Value, rlpValue.Value))
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}
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return ""
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}
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func (rlpValue *RlpValue) AsBytes() []byte {
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if a, ok := rlpValue.Value.([]byte); ok {
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return a
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}
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return make([]byte, 0)
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}
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func (rlpValue *RlpValue) AsSlice() []interface{} {
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if d, ok := rlpValue.Value.([]interface{}); ok {
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return d
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}
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return []interface{}{}
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}
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func (rlpValue *RlpValue) AsSliceFrom(from int) *RlpValue {
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slice := rlpValue.AsSlice()
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return NewRlpValue(slice[from:])
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}
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func (rlpValue *RlpValue) AsSliceTo(to int) *RlpValue {
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slice := rlpValue.AsSlice()
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return NewRlpValue(slice[:to])
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}
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func (rlpValue *RlpValue) AsSliceFromTo(from, to int) *RlpValue {
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slice := rlpValue.AsSlice()
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return NewRlpValue(slice[from:to])
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}
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// Threat the rlpValueute as a slice
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func (rlpValue *RlpValue) Get(idx int) *RlpValue {
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if d, ok := rlpValue.Value.([]interface{}); ok {
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// Guard for oob
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if len(d) <= idx {
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return NewRlpValue(nil)
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}
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if idx < 0 {
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panic("negative idx for Rlp Get")
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}
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return NewRlpValue(d[idx])
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}
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// If this wasn't a slice you probably shouldn't be using this function
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return NewRlpValue(nil)
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}
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func (rlpValue *RlpValue) Cmp(o *RlpValue) bool {
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return reflect.DeepEqual(rlpValue.Value, o.Value)
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}
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func (rlpValue *RlpValue) Encode() []byte {
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return Encode(rlpValue.Value)
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}
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func NewRlpValueFromBytes(rlpData []byte) *RlpValue {
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if len(rlpData) != 0 {
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data, _ := Decode(rlpData, 0)
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return NewRlpValue(data)
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}
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return NewRlpValue(nil)
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}
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// RlpValue value setters
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// An empty rlp value is always a list
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func EmptyRlpValue() *RlpValue {
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return NewRlpValue([]interface{}{})
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}
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func (rlpValue *RlpValue) AppendList() *RlpValue {
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list := EmptyRlpValue()
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rlpValue.Value = append(rlpValue.AsSlice(), list)
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return list
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}
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func (rlpValue *RlpValue) Append(v interface{}) *RlpValue {
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rlpValue.Value = append(rlpValue.AsSlice(), v)
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return rlpValue
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}
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/*
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func FromBin(data []byte) uint64 {
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if len(data) == 0 {
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@ -351,8 +166,8 @@ func Encode(object interface{}) []byte {
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if object != nil {
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switch t := object.(type) {
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case *RlpValue:
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buff.Write(Encode(t.AsRaw()))
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case *Value:
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buff.Write(Encode(t.Raw()))
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// Code dup :-/
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case int:
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buff.Write(Encode(big.NewInt(int64(t))))
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@ -82,7 +82,12 @@ func (cache *Cache) Undo() {
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}
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}
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// A (modified) Radix Trie implementation
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// A (modified) Radix Trie implementation. The Trie implements
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// a caching mechanism and will used cached values if they are
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// present. If a node is not present in the cache it will try to
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// fetch it from the database and store the cached value.
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// Please note that the data isn't persisted unless `Sync` is
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// explicitly called.
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type Trie struct {
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Root interface{}
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//db Database
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@ -93,6 +98,7 @@ func NewTrie(db Database, Root interface{}) *Trie {
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return &Trie{cache: NewCache(db), Root: Root}
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}
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// Save the cached value to the database.
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func (t *Trie) Sync() {
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t.cache.Commit()
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}
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@ -157,20 +163,8 @@ func (t *Trie) GetNode(node interface{}) *Value {
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} else if len(str) < 32 {
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return NewValueFromBytes([]byte(str))
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}
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/*
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else {
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// Fetch the encoded node from the db
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o, err := t.db.Get(n.Bytes())
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if err != nil {
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fmt.Println("Error InsertState", err)
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return NewValue("")
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}
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return NewValueFromBytes(o)
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}
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*/
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return t.cache.Get(n.Bytes())
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}
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func (t *Trie) UpdateState(node interface{}, key []int, value string) interface{} {
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@ -302,53 +296,3 @@ func (t *Trie) Copy() *Trie {
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return trie
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}
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/*
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* Trie helper functions
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*/
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// Helper function for printing out the raw contents of a slice
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func PrintSlice(slice []string) {
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fmt.Printf("[")
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for i, val := range slice {
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fmt.Printf("%q", val)
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if i != len(slice)-1 {
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fmt.Printf(",")
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}
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}
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fmt.Printf("]\n")
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}
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func PrintSliceT(slice interface{}) {
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c := Conv(slice)
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for i := 0; i < c.Length(); i++ {
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val := c.Get(i)
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if val.Type() == reflect.Slice {
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PrintSliceT(val.AsRaw())
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} else {
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fmt.Printf("%q", val)
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if i != c.Length()-1 {
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fmt.Printf(",")
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}
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}
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}
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}
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// RLP Decodes a node in to a [2] or [17] string slice
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func DecodeNode(data []byte) []string {
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dec, _ := Decode(data, 0)
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if slice, ok := dec.([]interface{}); ok {
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strSlice := make([]string, len(slice))
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for i, s := range slice {
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if str, ok := s.([]byte); ok {
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strSlice[i] = string(str)
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}
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}
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return strSlice
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} else {
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fmt.Printf("It wasn't a []. It's a %T\n", dec)
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}
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return nil
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}
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Loading…
Reference in New Issue
Block a user