gaspersic/go-ethereum
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Documented methods & removed old manifest

Browse Source
This commit is contained in:
obscuren
2015-02-11 23:46:45 +01:00
parent 558c67d392
commit 3f6baa45a7
5 changed files with 37 additions and 132 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
state/manifest.go
View File

@ -1,61 +0,0 @@
package state
import (
"fmt"
"math/big"
)
// Object manifest
//
// The object manifest is used to keep changes to the state so we can keep track of the changes
// that occurred during a state transitioning phase.
type Manifest struct {
Messages Messages
}
func NewManifest() *Manifest {
m := &Manifest{}
m.Reset()
return m
}
func (m *Manifest) Reset() {
m.Messages = nil
}
func (self *Manifest) AddMessage(msg *Message) *Message {
self.Messages = append(self.Messages, msg)
return msg
}
func (self *Manifest) SetHash(hash []byte) {
for _, message := range self.Messages {
message.Block = hash
}
}
type Messages []*Message
type Message struct {
To, From []byte
Input []byte
Output []byte
Path int
Origin []byte
Timestamp int64
Coinbase []byte
Block []byte
Number *big.Int
Value *big.Int
ChangedAddresses [][]byte
}
func (self *Message) AddStorageChange(addr []byte) {
self.ChangedAddresses = append(self.ChangedAddresses, addr)
}
func (self *Message) String() string {
return fmt.Sprintf("Message{to: %x from: %x input: %x output: %x origin: %x coinbase: %x block: %x number: %v timestamp: %d path: %d value: %v", self.To, self.From, self.Input, self.Output, self.Origin, self.Coinbase, self.Block, self.Number, self.Timestamp, self.Path, self.Value)
}

53
state/statedb.go
View File

@ -22,8 +22,6 @@ type StateDB struct {
stateObjects map[string]*StateObject
manifest *Manifest
refund map[string]*big.Int
logs Logs
@ -32,7 +30,7 @@ type StateDB struct {
// Create a new state from a given trie
func New(root []byte, db ethutil.Database) *StateDB {
trie := trie.New(ethutil.CopyBytes(root), db)
return &StateDB{db: db, trie: trie, stateObjects: make(map[string]*StateObject), manifest: NewManifest(), refund: make(map[string]*big.Int)}
return &StateDB{db: db, trie: trie, stateObjects: make(map[string]*StateObject), refund: make(map[string]*big.Int)}
}
func (self *StateDB) EmptyLogs() {
@ -47,6 +45,13 @@ func (self *StateDB) Logs() Logs {
return self.logs
}
func (self *StateDB) Refund(addr []byte, gas *big.Int) {
if self.refund[string(addr)] == nil {
self.refund[string(addr)] = new(big.Int)
}
self.refund[string(addr)].Add(self.refund[string(addr)], gas)
}
// Retrieve the balance from the given address or 0 if object not found
func (self *StateDB) GetBalance(addr []byte) *big.Int {
stateObject := self.GetStateObject(addr)
@ -57,13 +62,6 @@ func (self *StateDB) GetBalance(addr []byte) *big.Int {
return ethutil.Big0
}
func (self *StateDB) Refund(addr []byte, gas *big.Int) {
if self.refund[string(addr)] == nil {
self.refund[string(addr)] = new(big.Int)
}
self.refund[string(addr)].Add(self.refund[string(addr)], gas)
}
func (self *StateDB) AddBalance(addr []byte, amount *big.Int) {
stateObject := self.GetStateObject(addr)
if stateObject != nil {
@ -103,6 +101,7 @@ func (self *StateDB) SetCode(addr, code []byte) {
}
}
// TODO vars
func (self *StateDB) GetState(a, b []byte) []byte {
stateObject := self.GetStateObject(a)
if stateObject != nil {
@ -212,25 +211,21 @@ func (s *StateDB) Cmp(other *StateDB) bool {
}
func (self *StateDB) Copy() *StateDB {
if self.trie != nil {
state := New(nil, self.db)
state.trie = self.trie.Copy()
for k, stateObject := range self.stateObjects {
state.stateObjects[k] = stateObject.Copy()
}
for addr, refund := range self.refund {
state.refund[addr] = new(big.Int).Set(refund)
}
logs := make(Logs, len(self.logs))
copy(logs, self.logs)
state.logs = logs
return state
state := New(nil, self.db)
state.trie = self.trie.Copy()
for k, stateObject := range self.stateObjects {
state.stateObjects[k] = stateObject.Copy()
}
return nil
for addr, refund := range self.refund {
state.refund[addr] = new(big.Int).Set(refund)
}
logs := make(Logs, len(self.logs))
copy(logs, self.logs)
state.logs = logs
return state
}
func (self *StateDB) Set(state *StateDB) {
@ -301,10 +296,6 @@ func (self *StateDB) Update(gasUsed *big.Int) {
}
}
func (self *StateDB) Manifest() *Manifest {
return self.manifest
}
// Debug stuff
func (self *StateDB) CreateOutputForDiff() {
for _, stateObject := range self.stateObjects {