From 83663ed4b01480c628ce2c849e4e881ac04b5120 Mon Sep 17 00:00:00 2001 From: obscuren Date: Thu, 4 Dec 2014 10:53:49 +0100 Subject: [PATCH] Renames for chain, updated VM, moved methods * Renamed a couple more chain => core * Updated VM `pc` to be uint64 rather than big int * XEth interface cleanup --- cmd/ethereum/main.go | 2 +- core/chain_manager_test.go | 2 +- core/helper_test.go | 2 +- tests/helper/vm.go | 6 +-- tests/vm/gh_test.go | 2 +- vm/analysis.go | 10 ++--- vm/closure.go | 16 +++---- vm/vm_debug.go | 87 +++++++++++++++++++------------------- xeth/pipe.go | 69 ++++++++++++++---------------- 9 files changed, 94 insertions(+), 102 deletions(-) diff --git a/cmd/ethereum/main.go b/cmd/ethereum/main.go index 7e67a6dcc..c39f904fb 100644 --- a/cmd/ethereum/main.go +++ b/cmd/ethereum/main.go @@ -22,8 +22,8 @@ import ( "os" "runtime" - "github.com/ethereum/go-ethereum/chain/types" "github.com/ethereum/go-ethereum/cmd/utils" + "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/ethutil" "github.com/ethereum/go-ethereum/logger" ) diff --git a/core/chain_manager_test.go b/core/chain_manager_test.go index 51e70fb12..ab43c511d 100644 --- a/core/chain_manager_test.go +++ b/core/chain_manager_test.go @@ -6,7 +6,7 @@ import ( "testing" "time" - "github.com/ethereum/go-ethereum/chain/types" + "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/ethdb" "github.com/ethereum/go-ethereum/ethutil" "github.com/ethereum/go-ethereum/state" diff --git a/core/helper_test.go b/core/helper_test.go index 2b1510ea4..b340144fd 100644 --- a/core/helper_test.go +++ b/core/helper_test.go @@ -4,7 +4,7 @@ import ( "container/list" "fmt" - "github.com/ethereum/go-ethereum/chain/types" + "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/ethdb" "github.com/ethereum/go-ethereum/ethutil" diff --git a/tests/helper/vm.go b/tests/helper/vm.go index 6ee50a5ae..e0d5adb15 100644 --- a/tests/helper/vm.go +++ b/tests/helper/vm.go @@ -3,7 +3,7 @@ package helper import ( "math/big" - "github.com/ethereum/go-ethereum/chain" + "github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/ethutil" "github.com/ethereum/go-ethereum/state" @@ -66,9 +66,9 @@ func (self *Env) Transfer(from, to vm.Account, amount *big.Int) error { return vm.Transfer(from, to, amount) } -func (self *Env) vm(addr, data []byte, gas, price, value *big.Int) *chain.Execution { +func (self *Env) vm(addr, data []byte, gas, price, value *big.Int) *core.Execution { evm := vm.New(self, vm.DebugVmTy) - exec := chain.NewExecution(evm, addr, data, gas, price, value) + exec := core.NewExecution(evm, addr, data, gas, price, value) exec.SkipTransfer = self.skipTransfer return exec diff --git a/tests/vm/gh_test.go b/tests/vm/gh_test.go index 5c4df1975..3da37cd3a 100644 --- a/tests/vm/gh_test.go +++ b/tests/vm/gh_test.go @@ -6,7 +6,7 @@ import ( "strconv" "testing" - "github.com/ethereum/go-ethereum/chain/types" + "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/ethutil" "github.com/ethereum/go-ethereum/state" "github.com/ethereum/go-ethereum/tests/helper" diff --git a/vm/analysis.go b/vm/analysis.go index 52c7143e0..fef448b7b 100644 --- a/vm/analysis.go +++ b/vm/analysis.go @@ -6,17 +6,17 @@ import ( "github.com/ethereum/go-ethereum/ethutil" ) -func analyseJumpDests(code []byte) (dests map[int64]*big.Int) { - dests = make(map[int64]*big.Int) +func analyseJumpDests(code []byte) (dests map[uint64]*big.Int) { + dests = make(map[uint64]*big.Int) lp := false var lpv *big.Int - for pc := int64(0); pc < int64(len(code)); pc++ { + for pc := uint64(0); pc < uint64(len(code)); pc++ { var op OpCode = OpCode(code[pc]) switch op { case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32: - a := int64(op) - int64(PUSH1) + 1 - if int64(len(code)) > pc+1+a { + a := uint64(op) - uint64(PUSH1) + 1 + if uint64(len(code)) > pc+1+a { lpv = ethutil.BigD(code[pc+1 : pc+1+a]) } diff --git a/vm/closure.go b/vm/closure.go index 5324ee1ec..bd5268f96 100644 --- a/vm/closure.go +++ b/vm/closure.go @@ -41,16 +41,16 @@ func NewClosure(msg *state.Message, caller ClosureRef, object ClosureRef, code [ return c } -func (c *Closure) GetValue(x *big.Int) *ethutil.Value { - return c.GetRangeValue(x, big.NewInt(1)) +func (c *Closure) GetValue(x uint64) *ethutil.Value { + return c.GetRangeValue(x, 1) } -func (c *Closure) GetOp(x int) OpCode { +func (c *Closure) GetOp(x uint64) OpCode { return OpCode(c.GetByte(x)) } -func (c *Closure) GetByte(x int) byte { - if x > -1 && x < len(c.Code) { +func (c *Closure) GetByte(x uint64) byte { + if x < uint64(len(c.Code)) { return c.Code[x] } @@ -65,12 +65,12 @@ func (c *Closure) GetBytes(x, y int) []byte { return c.Code[x : x+y] } -func (c *Closure) GetRangeValue(x, y *big.Int) *ethutil.Value { - if x.Int64() >= int64(len(c.Code)) || y.Int64() >= int64(len(c.Code)) { +func (c *Closure) GetRangeValue(x, y uint64) *ethutil.Value { + if x >= uint64(len(c.Code)) || y >= uint64(len(c.Code)) { return ethutil.NewValue(0) } - partial := c.Code[x.Int64() : x.Int64()+y.Int64()] + partial := c.Code[x : x+y] return ethutil.NewValue(partial) } diff --git a/vm/vm_debug.go b/vm/vm_debug.go index cf234c412..712af55fa 100644 --- a/vm/vm_debug.go +++ b/vm/vm_debug.go @@ -75,35 +75,35 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * var ( op OpCode - destinations = analyseJumpDests(closure.Code) - mem = NewMemory() - stack = NewStack() - pc = big.NewInt(0) - step = 0 - prevStep = 0 - statedb = self.env.State() - require = func(m int) { + destinations = analyseJumpDests(closure.Code) + mem = NewMemory() + stack = NewStack() + pc uint64 = 0 + step = 0 + prevStep = 0 + statedb = self.env.State() + require = func(m int) { if stack.Len() < m { panic(fmt.Sprintf("%04v (%v) stack err size = %d, required = %d", pc, op, stack.Len(), m)) } } - jump = func(from, to *big.Int) { - p := int(to.Int64()) + jump = func(from uint64, to *big.Int) { + p := to.Uint64() self.Printf(" ~> %v", to) // Return to start if p == 0 { - pc = big.NewInt(0) + pc = 0 } else { nop := OpCode(closure.GetOp(p)) - if !(nop == JUMPDEST || destinations[from.Int64()] != nil) { + if !(nop == JUMPDEST || destinations[from] != nil) { panic(fmt.Sprintf("JUMP missed JUMPDEST (%v) %v", nop, p)) } else if nop == JUMP || nop == JUMPI { panic(fmt.Sprintf("not allowed to JUMP(I) in to JUMP")) } - pc = to + pc = to.Uint64() } @@ -125,26 +125,28 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * step++ // Get the memory location of pc - op = closure.GetOp(int(pc.Uint64())) + op = closure.GetOp(pc) - // XXX Leave this Println intact. Don't change this to the log system. - // Used for creating diffs between implementations - if self.logTy == LogTyDiff { - switch op { - case STOP, RETURN, SUICIDE: - statedb.GetStateObject(closure.Address()).EachStorage(func(key string, value *ethutil.Value) { - value.Decode() - fmt.Printf("%x %x\n", new(big.Int).SetBytes([]byte(key)).Bytes(), value.Bytes()) - }) + /* + // XXX Leave this Println intact. Don't change this to the log system. + // Used for creating diffs between implementations + if self.logTy == LogTyDiff { + switch op { + case STOP, RETURN, SUICIDE: + statedb.GetStateObject(closure.Address()).EachStorage(func(key string, value *ethutil.Value) { + value.Decode() + fmt.Printf("%x %x\n", new(big.Int).SetBytes([]byte(key)).Bytes(), value.Bytes()) + }) + } + + b := pc.Bytes() + if len(b) == 0 { + b = []byte{0} + } + + fmt.Printf("%x %x %x %x\n", closure.Address(), b, []byte{byte(op)}, closure.Gas.Bytes()) } - - b := pc.Bytes() - if len(b) == 0 { - b = []byte{0} - } - - fmt.Printf("%x %x %x %x\n", closure.Address(), b, []byte{byte(op)}, closure.Gas.Bytes()) - } + */ gas := new(big.Int) addStepGasUsage := func(amount *big.Int) { @@ -735,13 +737,15 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * // 0x50 range case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32: - a := big.NewInt(int64(op) - int64(PUSH1) + 1) - pc.Add(pc, ethutil.Big1) - data := closure.GetRangeValue(pc, a) + //a := big.NewInt(int64(op) - int64(PUSH1) + 1) + a := uint64(op - PUSH1 + 1) + //pc.Add(pc, ethutil.Big1) + data := closure.GetRangeValue(pc+1, a) val := ethutil.BigD(data.Bytes()) // Push value to stack stack.Push(val) - pc.Add(pc, a.Sub(a, big.NewInt(1))) + pc += a + //pc.Add(pc, a.Sub(a, big.NewInt(1))) step += int(op) - int(PUSH1) + 1 @@ -750,13 +754,9 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * stack.Pop() case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16: n := int(op - DUP1 + 1) - v := stack.Dupn(n) + stack.Dupn(n) self.Printf(" => [%d] 0x%x", n, stack.Peek().Bytes()) - - if OpCode(closure.GetValue(new(big.Int).Add(pc, ethutil.Big1)).Uint()) == POP && OpCode(closure.GetValue(new(big.Int).Add(pc, big.NewInt(2))).Uint()) == POP { - fmt.Println(toValue(v)) - } case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: n := int(op - SWAP1 + 2) x, y := stack.Swapn(n) @@ -811,7 +811,6 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes()) case JUMP: - jump(pc, stack.Pop()) continue @@ -826,7 +825,7 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * case JUMPDEST: case PC: - stack.Push(pc) + stack.Push(big.NewInt(int64(pc))) case MSIZE: stack.Push(big.NewInt(int64(mem.Len()))) case GAS: @@ -940,13 +939,13 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price * return closure.Return(nil), fmt.Errorf("Invalid opcode %x", op) } - pc.Add(pc, ethutil.Big1) + pc++ self.Endl() if self.Dbg != nil { for _, instrNo := range self.Dbg.BreakPoints() { - if pc.Cmp(big.NewInt(instrNo)) == 0 { + if pc == uint64(instrNo) { self.Stepping = true if !self.Dbg.BreakHook(prevStep, op, mem, stack, statedb.GetStateObject(closure.Address())) { diff --git a/xeth/pipe.go b/xeth/pipe.go index cabcc1cbe..f1ecd19d5 100644 --- a/xeth/pipe.go +++ b/xeth/pipe.go @@ -39,6 +39,9 @@ func New(obj core.EthManager) *XEth { return pipe } +/* + * State / Account accessors + */ func (self *XEth) Balance(addr []byte) *ethutil.Value { return ethutil.NewValue(self.World().safeGet(addr).Balance) } @@ -47,6 +50,31 @@ func (self *XEth) Nonce(addr []byte) uint64 { return self.World().safeGet(addr).Nonce } +func (self *XEth) Block(hash []byte) *types.Block { + return self.blockChain.GetBlock(hash) +} + +func (self *XEth) Storage(addr, storageAddr []byte) *ethutil.Value { + return self.World().safeGet(addr).GetStorage(ethutil.BigD(storageAddr)) +} + +func (self *XEth) Exists(addr []byte) bool { + return self.World().Get(addr) != nil +} + +// Converts the given private key to an address +func (self *XEth) ToAddress(priv []byte) []byte { + pair, err := crypto.NewKeyPairFromSec(priv) + if err != nil { + return nil + } + + return pair.Address() +} + +/* + * Execution helpers + */ func (self *XEth) Execute(addr []byte, data []byte, value, gas, price *ethutil.Value) ([]byte, error) { return self.ExecuteObject(&Object{self.World().safeGet(addr)}, data, value, gas, price) } @@ -61,39 +89,11 @@ func (self *XEth) ExecuteObject(object *Object, data []byte, value, gas, price * vmenv := NewEnv(self.Vm.State, block, value.BigInt(), initiator.Address()) return vmenv.Call(initiator, object.Address(), data, gas.BigInt(), price.BigInt(), value.BigInt()) - /* - evm := vm.New(, vm.Type(ethutil.Config.VmType)) - - msg := vm.NewExecution(evm, object.Address(), data, gas.BigInt(), price.BigInt(), value.BigInt()) - ret, err := msg.Exec(object.Address(), initiator) - - fmt.Println("returned from call", ret, err) - - return ret, err - */ -} - -func (self *XEth) Block(hash []byte) *types.Block { - return self.blockChain.GetBlock(hash) -} - -func (self *XEth) Storage(addr, storageAddr []byte) *ethutil.Value { - return self.World().safeGet(addr).GetStorage(ethutil.BigD(storageAddr)) -} - -func (self *XEth) ToAddress(priv []byte) []byte { - pair, err := crypto.NewKeyPairFromSec(priv) - if err != nil { - return nil - } - - return pair.Address() -} - -func (self *XEth) Exists(addr []byte) bool { - return self.World().Get(addr) != nil } +/* + * Transactional methods + */ func (self *XEth) TransactString(key *crypto.KeyPair, rec string, value, gas, price *ethutil.Value, data []byte) (*types.Transaction, error) { // Check if an address is stored by this address var hash []byte @@ -149,13 +149,6 @@ func (self *XEth) Transact(key *crypto.KeyPair, to []byte, value, gas, price *et } return tx, nil - - //acc := self.blockManager.TransState().GetOrNewStateObject(key.Address()) - //self.obj.TxPool().QueueTransaction(tx) - - //acc.Nonce += 1 - //self.blockManager.TransState().UpdateStateObject(acc) - } func (self *XEth) PushTx(tx *types.Transaction) ([]byte, error) {