Minor tweaks for poc7

ethchain/block_chain.go

@@ -78,6 +78,22 @@ func (bc *BlockChain) NewBlock(coinbase []byte) *Block {
 	return block
 }
 
+func (bc *BlockChain) Reset() {
+	AddTestNetFunds(bc.genesisBlock)
+
+	bc.genesisBlock.state.Trie.Sync()
+	// Prepare the genesis block
+	bc.Add(bc.genesisBlock)
+	fk := append([]byte("bloom"), bc.genesisBlock.Hash()...)
+	bc.Ethereum.Db().Put(fk, make([]byte, 255))
+	bc.CurrentBlock = bc.genesisBlock
+
+	bc.SetTotalDifficulty(ethutil.Big("0"))
+
+	// Set the last know difficulty (might be 0x0 as initial value, Genesis)
+	bc.TD = ethutil.BigD(ethutil.Config.Db.LastKnownTD())
+}
+
 func (bc *BlockChain) HasBlock(hash []byte) bool {
 	data, _ := ethutil.Config.Db.Get(hash)
 	return len(data) != 0
@@ -149,28 +165,22 @@ func AddTestNetFunds(block *Block) {
 }
 
 func (bc *BlockChain) setLastBlock() {
-	// Prep genesis
-	AddTestNetFunds(bc.genesisBlock)
-
 	data, _ := ethutil.Config.Db.Get([]byte("LastBlock"))
 	if len(data) != 0 {
+		// Prep genesis
+		AddTestNetFunds(bc.genesisBlock)
+
 		block := NewBlockFromBytes(data)
 		bc.CurrentBlock = block
 		bc.LastBlockHash = block.Hash()
 		bc.LastBlockNumber = block.Number.Uint64()
 
+		// Set the last know difficulty (might be 0x0 as initial value, Genesis)
+		bc.TD = ethutil.BigD(ethutil.Config.Db.LastKnownTD())
 	} else {
-		bc.genesisBlock.state.Trie.Sync()
-		// Prepare the genesis block
-		bc.Add(bc.genesisBlock)
-		fk := append([]byte("bloom"), bc.genesisBlock.Hash()...)
-		bc.Ethereum.Db().Put(fk, make([]byte, 255))
-		bc.CurrentBlock = bc.genesisBlock
+		bc.Reset()
 	}
 
-	// Set the last know difficulty (might be 0x0 as initial value, Genesis)
-	bc.TD = ethutil.BigD(ethutil.Config.Db.LastKnownTD())
-
 	chainlogger.Infof("Last block (#%d) %x\n", bc.LastBlockNumber, bc.CurrentBlock.Hash())
 }
 

ethchain/state_transition.go

@@ -276,15 +276,6 @@ func (self *StateTransition) Eval(msg *ethstate.Message, script []byte, context
 
 	ret, _, err = callerClosure.Call(vm, self.tx.Data)
 
-	if err == nil {
-		// Execute POSTs
-		for e := vm.Queue().Front(); e != nil; e = e.Next() {
-			msg := e.Value.(*ethvm.Message)
-
-			msg.Exec(msg.Addr(), transactor)
-		}
-	}
-
 	return
 }
 

ethchain/types.go

@@ -144,11 +144,10 @@ const (
 	SWAP16 = 0x9f
 
 	// 0xf0 range - closures
-	CREATE        = 0xf0
-	CALL          = 0xf1
-	RETURN        = 0xf2
-	POST          = 0xf3
-	CALLSTATELESS = 0xf4
+	CREATE   = 0xf0
+	CALL     = 0xf1
+	RETURN   = 0xf2
+	CALLCODE = 0xf3
 
 	// 0x70 range - other
 	LOG     = 0xfe // XXX Unofficial
@@ -293,11 +292,10 @@ var opCodeToString = map[OpCode]string{
 	SWAP16: "SWAP16",
 
 	// 0xf0 range
-	CREATE:        "CREATE",
-	CALL:          "CALL",
-	RETURN:        "RETURN",
-	POST:          "POST",
-	CALLSTATELESS: "CALLSTATELESS",
+	CREATE:   "CREATE",
+	CALL:     "CALL",
+	RETURN:   "RETURN",
+	CALLCODE: "CALLCODE",
 
 	// 0x70 range - other
 	LOG:     "LOG",