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core/state: properly restore suicided accounts

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This commit is contained in:
Péter Szilágyi 2016-10-04 15:46:32 +03:00
parent e376b473fd
commit 7c613c0fb8
2 changed files with 16 additions and 12 deletions
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5
core/state/journal.go
View file

@ -34,7 +34,7 @@ type (
account *common.Address
}
deleteAccountChange struct {
account *common.Address
object *StateObject
}
// Changes to individual accounts.
@ -65,7 +65,8 @@ type (
)
func (ch deleteAccountChange) undo(s *StateDB) {
s.createStateObject(*ch.account)
ch.object.remove = false
s.SetStateObject(ch.object)
}
func (ch createAccountChange) undo(s *StateDB) {

23
core/state/statedb.go
View file

@ -212,9 +212,11 @@ func (self *StateDB) GetAccount(addr common.Address) vm.Account {
func (self *StateDB) GetBalance(addr common.Address) *big.Int {
stateObject := self.GetStateObject(addr)
if stateObject != nil {
if stateObject.remove {
return new(big.Int)
}
return stateObject.Balance()
}
return common.Big0
}
@ -318,20 +320,21 @@ func (self *StateDB) SetState(addr common.Address, key common.Hash, value common
}
func (self *StateDB) Delete(addr common.Address) bool {
self.journal = append(self.journal, deleteAccountChange{account: &addr})
return self.delete(addr)
}
func (self *StateDB) delete(addr common.Address) bool {
stateObject := self.GetStateObject(addr)
if stateObject != nil {
stateObject.markForDeletion()
stateObject.data.Balance = new(big.Int)
if object := self.delete(addr); object != nil {
self.journal = append(self.journal, deleteAccountChange{object: object})
return true
}
return false
}
func (self *StateDB) delete(addr common.Address) *StateObject {
stateObject := self.GetStateObject(addr)
if stateObject != nil {
stateObject.markForDeletion()
}
return stateObject
}
//
// Setting, updating & deleting state object methods
//