Keeping old code for reference

This commit is contained in:
obscuren 2014-06-16 10:35:35 +02:00
parent 58a0e8e3e2
commit 02d8ad030f

View File

@ -26,28 +26,6 @@ func NewState(trie *ethutil.Trie) *State {
return &State{trie: trie, states: make(map[string]*State), stateObjects: make(map[string]*StateObject), manifest: NewManifest()}
}
/*
// Resets the trie and all siblings
func (s *State) Reset() {
s.trie.Undo()
// Reset all nested states
for _, state := range s.states {
state.Reset()
}
}
// Syncs the trie and all siblings
func (s *State) Sync() {
// Sync all nested states
for _, state := range s.states {
state.Sync()
}
s.trie.Sync()
}
*/
// Resets the trie and all siblings
func (s *State) Reset() {
s.trie.Undo()
@ -86,58 +64,6 @@ func (s *State) EachStorage(cb ethutil.EachCallback) {
it.Each(cb)
}
/*
func (s *State) GetStateObject(addr []byte) *StateObject {
data := s.trie.Get(string(addr))
if data == "" {
return nil
}
stateObject := NewStateObjectFromBytes(addr, []byte(data))
// Check if there's a cached state for this contract
cachedStateObject := s.states[string(addr)]
if cachedStateObject != nil {
//fmt.Printf("get cached #%d %x addr: %x\n", cachedStateObject.trie.Cache().Len(), cachedStateObject.Root(), addr[0:4])
stateObject.state = cachedStateObject
}
return stateObject
}
// Updates any given state object
func (s *State) UpdateStateObject(object *StateObject) {
addr := object.Address()
if object.state != nil && s.states[string(addr)] == nil {
s.states[string(addr)] = object.state
}
ethutil.Config.Db.Put(ethutil.Sha3Bin(object.Script()), object.Script())
s.trie.Update(string(addr), string(object.RlpEncode()))
s.manifest.AddObjectChange(object)
}
func (s *State) GetAccount(addr []byte) (account *StateObject) {
data := s.trie.Get(string(addr))
if data == "" {
account = NewAccount(addr, big.NewInt(0))
} else {
account = NewStateObjectFromBytes(addr, []byte(data))
}
// Check if there's a cached state for this contract
cachedStateObject := s.states[string(addr)]
if cachedStateObject != nil {
account.state = cachedStateObject
}
return
}
*/
func (self *State) UpdateStateObject(stateObject *StateObject) {
addr := stateObject.Address()
@ -187,23 +113,17 @@ func (s *State) Cmp(other *State) bool {
return s.trie.Cmp(other.trie)
}
/*
func (s *State) Copy() *State {
state := NewState(s.trie.Copy())
for k, subState := range s.states {
state.states[k] = subState.Copy()
}
return state
}
*/
func (self *State) Copy() *State {
state := NewState(self.trie.Copy())
for k, stateObject := range self.stateObjects {
state.stateObjects[k] = stateObject.Copy()
if self.trie != nil {
state := NewState(self.trie.Copy())
for k, stateObject := range self.stateObjects {
state.stateObjects[k] = stateObject.Copy()
}
return state
}
return state
return nil
}
func (s *State) Snapshot() *State {
@ -259,3 +179,84 @@ func (m *Manifest) AddStorageChange(stateObject *StateObject, storageAddr []byte
m.storageChanges[string(stateObject.Address())][string(storageAddr)] = storage
}
/*
// Resets the trie and all siblings
func (s *State) Reset() {
s.trie.Undo()
// Reset all nested states
for _, state := range s.states {
state.Reset()
}
}
// Syncs the trie and all siblings
func (s *State) Sync() {
// Sync all nested states
for _, state := range s.states {
state.Sync()
}
s.trie.Sync()
}
func (s *State) GetStateObject(addr []byte) *StateObject {
data := s.trie.Get(string(addr))
if data == "" {
return nil
}
stateObject := NewStateObjectFromBytes(addr, []byte(data))
// Check if there's a cached state for this contract
cachedStateObject := s.states[string(addr)]
if cachedStateObject != nil {
//fmt.Printf("get cached #%d %x addr: %x\n", cachedStateObject.trie.Cache().Len(), cachedStateObject.Root(), addr[0:4])
stateObject.state = cachedStateObject
}
return stateObject
}
// Updates any given state object
func (s *State) UpdateStateObject(object *StateObject) {
addr := object.Address()
if object.state != nil && s.states[string(addr)] == nil {
s.states[string(addr)] = object.state
}
ethutil.Config.Db.Put(ethutil.Sha3Bin(object.Script()), object.Script())
s.trie.Update(string(addr), string(object.RlpEncode()))
s.manifest.AddObjectChange(object)
}
func (s *State) GetAccount(addr []byte) (account *StateObject) {
data := s.trie.Get(string(addr))
if data == "" {
account = NewAccount(addr, big.NewInt(0))
} else {
account = NewStateObjectFromBytes(addr, []byte(data))
}
// Check if there's a cached state for this contract
cachedStateObject := s.states[string(addr)]
if cachedStateObject != nil {
account.state = cachedStateObject
}
return
}
func (s *State) Copy() *State {
state := NewState(s.trie.Copy())
for k, subState := range s.states {
state.states[k] = subState.Copy()
}
return state
}
*/