aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--ethchain/state_transition.go2
-rw-r--r--ethvm/vm.go28
2 files changed, 22 insertions, 8 deletions
diff --git a/ethchain/state_transition.go b/ethchain/state_transition.go
index 1c7eae675..c1180a641 100644
--- a/ethchain/state_transition.go
+++ b/ethchain/state_transition.go
@@ -283,7 +283,7 @@ func (self *StateTransition) Eval(msg *ethstate.Message, script []byte, context
for e := vm.Queue().Front(); e != nil; e = e.Next() {
msg := e.Value.(*ethvm.Message)
- msg.Exec(transactor)
+ msg.Exec(msg.Addr(), transactor)
}
}
diff --git a/ethvm/vm.go b/ethvm/vm.go
index 2acf52f92..9518540e0 100644
--- a/ethvm/vm.go
+++ b/ethvm/vm.go
@@ -201,7 +201,7 @@ func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
require(4)
newMemSize = stack.data[stack.Len()-1].Uint64() + stack.data[stack.Len()-4].Uint64()
- case CALL:
+ case CALL, CALLSTATELESS:
require(7)
gas.Set(GasCall)
addStepGasUsage(stack.data[stack.Len()-1])
@@ -752,7 +752,7 @@ func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
closure.UseGas(closure.Gas)
msg := NewMessage(self, addr, input, gas, closure.Price, value)
- ret, err := msg.Exec(closure)
+ ret, err := msg.Exec(addr, closure)
if err != nil {
stack.Push(ethutil.BigFalse)
@@ -816,7 +816,7 @@ func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
if self.Dbg != nil {
self.Dbg.SetCode(closure.Code)
}
- case CALL:
+ case CALL, CALLSTATELESS:
require(7)
self.Endl()
@@ -834,8 +834,15 @@ func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
snapshot := self.env.State().Copy()
- msg := NewMessage(self, addr.Bytes(), args, gas, closure.Price, value)
- ret, err := msg.Exec(closure)
+ var executeAddr []byte
+ if op == CALLSTATELESS {
+ executeAddr = closure.Address()
+ } else {
+ executeAddr = addr.Bytes()
+ }
+
+ msg := NewMessage(self, executeAddr, args, gas, closure.Price, value)
+ ret, err := msg.Exec(addr.Bytes(), closure)
if err != nil {
stack.Push(ethutil.BigFalse)
@@ -1017,7 +1024,11 @@ func (self *Message) Postpone() {
self.vm.queue.PushBack(self)
}
-func (self *Message) Exec(caller ClosureRef) (ret []byte, err error) {
+func (self *Message) Addr() []byte {
+ return self.address
+}
+
+func (self *Message) Exec(codeAddr []byte, caller ClosureRef) (ret []byte, err error) {
queue := self.vm.queue
self.vm.queue = list.New()
@@ -1049,8 +1060,11 @@ func (self *Message) Exec(caller ClosureRef) (ret []byte, err error) {
caller.Object().SubAmount(self.value)
stateObject.AddAmount(self.value)
+ // Retrieve the executing code
+ code := self.vm.env.State().GetCode(codeAddr)
+
// Create a new callable closure
- c := NewClosure(msg, caller, object, object.Code, self.gas, self.price)
+ c := NewClosure(msg, caller, object, code, self.gas, self.price)
// Executer the closure and get the return value (if any)
ret, _, err = c.Call(self.vm, self.input)