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Removed some VMEnv & Added VmType() to vm.Environment

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This commit is contained in:
obscuren 2015-02-01 15:29:57 +01:00
parent 0d97c3ce13
commit d52878c744
6 changed files with 25 additions and 184 deletions
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12
cmd/mist/debugger.go
View File

@ -29,6 +29,7 @@ import (
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/vm"
@ -154,14 +155,17 @@ func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, data
block := self.lib.eth.ChainManager().CurrentBlock()
env := utils.NewEnv(self.lib.eth.ChainManager(), statedb, block, account.Address(), value)
msg := types.NewTransactionMessage(nil, value, gas, gasPrice, data)
env := core.NewEnv(statedb, self.lib.eth.ChainManager(), msg, block)
self.Logf("callsize %d", len(script))
go func() {
pgas := new(big.Int).Set(gas)
ret, err := env.Call(account, contract.Address(), data, gas, gasPrice, ethutil.Big0)
//ret, g, err := callerClosure.Call(evm, data)
tot := new(big.Int).Mul(env.Gas, gasPrice)
self.Logf("gas usage %v total price = %v (%v)", env.Gas, tot, ethutil.CurrencyToString(tot))
rgas := new(big.Int).Sub(pgas, gas)
tot := new(big.Int).Mul(rgas, gasPrice)
self.Logf("gas usage %v total price = %v (%v)", rgas, tot, ethutil.CurrencyToString(tot))
if err != nil {
self.Logln("exited with errors:", err)
} else {

98
cmd/utils/vm_env.go
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@ -1,98 +0,0 @@
/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Jeffrey Wilcke <i@jev.io>
*/
package utils
import (
"math/big"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/vm"
)
type VMEnv struct {
chain *core.ChainManager
state *state.StateDB
block *types.Block
transactor []byte
value *big.Int
depth int
Gas *big.Int
}
func NewEnv(chain *core.ChainManager, state *state.StateDB, block *types.Block, transactor []byte, value *big.Int) *VMEnv {
return &VMEnv{
chain: chain,
state: state,
block: block,
transactor: transactor,
value: value,
}
}
func (self *VMEnv) Origin() []byte { return self.transactor }
func (self *VMEnv) BlockNumber() *big.Int { return self.block.Number() }
func (self *VMEnv) PrevHash() []byte { return self.block.ParentHash() }
func (self *VMEnv) Coinbase() []byte { return self.block.Coinbase() }
func (self *VMEnv) Time() int64 { return self.block.Time() }
func (self *VMEnv) Difficulty() *big.Int { return self.block.Difficulty() }
func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit() }
func (self *VMEnv) Value() *big.Int { return self.value }
func (self *VMEnv) State() *state.StateDB { return self.state }
func (self *VMEnv) Depth() int { return self.depth }
func (self *VMEnv) SetDepth(i int) { self.depth = i }
func (self *VMEnv) GetHash(n uint64) []byte {
if block := self.chain.GetBlockByNumber(n); block != nil {
return block.Hash()
}
return nil
}
func (self *VMEnv) AddLog(log state.Log) {
self.state.AddLog(log)
}
func (self *VMEnv) Transfer(from, to vm.Account, amount *big.Int) error {
return vm.Transfer(from, to, amount)
}
func (self *VMEnv) vm(addr, data []byte, gas, price, value *big.Int) *core.Execution {
return core.NewExecution(self, addr, data, gas, price, value)
}
func (self *VMEnv) Call(caller vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
exe := self.vm(addr, data, gas, price, value)
ret, err := exe.Call(addr, caller)
self.Gas = exe.Gas
return ret, err
}
func (self *VMEnv) CallCode(caller vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
exe := self.vm(caller.Address(), data, gas, price, value)
return exe.Call(addr, caller)
}
func (self *VMEnv) Create(caller vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error, vm.ContextRef) {
exe := self.vm(addr, data, gas, price, value)
return exe.Create(caller)
}

1
tests/helper/vm.go
View File

@ -59,6 +59,7 @@ func (self *Env) Time() int64 { return self.time }
func (self *Env) Difficulty() *big.Int { return self.difficulty }
func (self *Env) State() *state.StateDB { return self.state }
func (self *Env) GasLimit() *big.Int { return self.gasLimit }
func (self *Env) VmType() vm.Type { return vm.StdVmTy }
func (self *Env) GetHash(n uint64) []byte {
return crypto.Sha3([]byte(big.NewInt(int64(n)).String()))
}

2
vm/environment.go
View File

@ -22,6 +22,8 @@ type Environment interface {
Transfer(from, to Account, amount *big.Int) error
AddLog(state.Log)
VmType() Type
Depth() int
SetDepth(i int)

72
xeth/vm_env.go
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@ -1,72 +0,0 @@
package xeth
import (
"math/big"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/vm"
)
type VMEnv struct {
chain *core.ChainManager
state *state.StateDB
block *types.Block
value *big.Int
sender []byte
depth int
}
func NewEnv(chain *core.ChainManager, state *state.StateDB, block *types.Block, value *big.Int, sender []byte) *VMEnv {
return &VMEnv{
state: state,
block: block,
value: value,
sender: sender,
}
}
func (self *VMEnv) Origin() []byte { return self.sender }
func (self *VMEnv) BlockNumber() *big.Int { return self.block.Number() }
func (self *VMEnv) PrevHash() []byte { return self.block.ParentHash() }
func (self *VMEnv) Coinbase() []byte { return self.block.Coinbase() }
func (self *VMEnv) Time() int64 { return self.block.Time() }
func (self *VMEnv) Difficulty() *big.Int { return self.block.Difficulty() }
func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit() }
func (self *VMEnv) Value() *big.Int { return self.value }
func (self *VMEnv) State() *state.StateDB { return self.state }
func (self *VMEnv) Depth() int { return self.depth }
func (self *VMEnv) SetDepth(i int) { self.depth = i }
func (self *VMEnv) GetHash(n uint64) []byte {
if block := self.chain.GetBlockByNumber(n); block != nil {
return block.Hash()
}
return nil
}
func (self *VMEnv) AddLog(log state.Log) {
self.state.AddLog(log)
}
func (self *VMEnv) Transfer(from, to vm.Account, amount *big.Int) error {
return vm.Transfer(from, to, amount)
}
func (self *VMEnv) vm(addr, data []byte, gas, price, value *big.Int) *core.Execution {
return core.NewExecution(self, addr, data, gas, price, value)
}
func (self *VMEnv) Call(me vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
exe := self.vm(addr, data, gas, price, value)
return exe.Call(addr, me)
}
func (self *VMEnv) CallCode(me vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
exe := self.vm(me.Address(), data, gas, price, value)
return exe.Call(addr, me)
}
func (self *VMEnv) Create(me vm.ContextRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error, vm.ContextRef) {
exe := self.vm(addr, data, gas, price, value)
return exe.Create(me)
}

10
xeth/xeth.go
View File

@ -225,7 +225,8 @@ func (self *XEth) Call(toStr, valueStr, gasStr, gasPriceStr, dataStr string) (st
var (
statedb = self.chainManager.TransState()
initiator = state.NewStateObject(self.eth.KeyManager().KeyPair().Address(), self.eth.Db())
key = self.eth.KeyManager().KeyPair()
from = state.NewStateObject(key.Address(), self.eth.Db())
block = self.chainManager.CurrentBlock()
to = statedb.GetOrNewStateObject(fromHex(toStr))
data = fromHex(dataStr)
@ -234,8 +235,11 @@ func (self *XEth) Call(toStr, valueStr, gasStr, gasPriceStr, dataStr string) (st
value = ethutil.Big(valueStr)
)
vmenv := NewEnv(self.chainManager, statedb, block, value, initiator.Address())
res, err := vmenv.Call(initiator, to.Address(), data, gas, price, value)
msg := types.NewTransactionMessage(fromHex(toStr), value, gas, price, data)
msg.Sign(key.PrivateKey)
vmenv := core.NewEnv(statedb, self.chainManager, msg, block)
res, err := vmenv.Call(from, to.Address(), data, gas, price, value)
if err != nil {
return "", err
}