mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-24 20:37:17 +00:00
167 lines
4.8 KiB
Go
167 lines
4.8 KiB
Go
/*
|
|
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 main
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"log"
|
|
"math/big"
|
|
"os"
|
|
"runtime"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/core"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/ethdb"
|
|
"github.com/ethereum/go-ethereum/ethutil"
|
|
"github.com/ethereum/go-ethereum/logger"
|
|
"github.com/ethereum/go-ethereum/state"
|
|
"github.com/ethereum/go-ethereum/vm"
|
|
)
|
|
|
|
var (
|
|
code = flag.String("code", "", "evm code")
|
|
loglevel = flag.Int("log", 4, "log level")
|
|
gas = flag.String("gas", "1000000000", "gas amount")
|
|
price = flag.String("price", "0", "gas price")
|
|
value = flag.String("value", "0", "tx value")
|
|
dump = flag.Bool("dump", false, "dump state after run")
|
|
data = flag.String("data", "", "data")
|
|
)
|
|
|
|
func perr(v ...interface{}) {
|
|
fmt.Println(v...)
|
|
//os.Exit(1)
|
|
}
|
|
|
|
func main() {
|
|
flag.Parse()
|
|
|
|
logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.LogLevel(*loglevel)))
|
|
|
|
ethutil.ReadConfig("/tmp/evmtest", "/tmp/evm", "")
|
|
|
|
db, _ := ethdb.NewMemDatabase()
|
|
statedb := state.New(nil, db)
|
|
sender := statedb.NewStateObject([]byte("sender"))
|
|
receiver := statedb.NewStateObject([]byte("receiver"))
|
|
//receiver.SetCode([]byte(*code))
|
|
receiver.SetCode(ethutil.Hex2Bytes(*code))
|
|
|
|
vmenv := NewEnv(statedb, []byte("evmuser"), ethutil.Big(*value))
|
|
|
|
tstart := time.Now()
|
|
|
|
ret, e := vmenv.Call(sender, receiver.Address(), ethutil.Hex2Bytes(*data), ethutil.Big(*gas), ethutil.Big(*price), ethutil.Big(*value))
|
|
|
|
logger.Flush()
|
|
if e != nil {
|
|
perr(e)
|
|
}
|
|
|
|
if *dump {
|
|
fmt.Println(string(statedb.Dump()))
|
|
}
|
|
|
|
var mem runtime.MemStats
|
|
runtime.ReadMemStats(&mem)
|
|
fmt.Printf("vm took %v\n", time.Since(tstart))
|
|
fmt.Printf(`alloc: %d
|
|
tot alloc: %d
|
|
no. malloc: %d
|
|
heap alloc: %d
|
|
heap objs: %d
|
|
num gc: %d
|
|
`, mem.Alloc, mem.TotalAlloc, mem.Mallocs, mem.HeapAlloc, mem.HeapObjects, mem.NumGC)
|
|
|
|
fmt.Printf("%x\n", ret)
|
|
}
|
|
|
|
type VMEnv struct {
|
|
state *state.StateDB
|
|
block *types.Block
|
|
|
|
transactor []byte
|
|
value *big.Int
|
|
|
|
depth int
|
|
Gas *big.Int
|
|
time int64
|
|
}
|
|
|
|
func NewEnv(state *state.StateDB, transactor []byte, value *big.Int) *VMEnv {
|
|
return &VMEnv{
|
|
state: state,
|
|
transactor: transactor,
|
|
value: value,
|
|
time: time.Now().Unix(),
|
|
}
|
|
}
|
|
|
|
func (self *VMEnv) State() *state.StateDB { return self.state }
|
|
func (self *VMEnv) Origin() []byte { return self.transactor }
|
|
func (self *VMEnv) BlockNumber() *big.Int { return ethutil.Big0 }
|
|
func (self *VMEnv) PrevHash() []byte { return make([]byte, 32) }
|
|
func (self *VMEnv) Coinbase() []byte { return self.transactor }
|
|
func (self *VMEnv) Time() int64 { return self.time }
|
|
func (self *VMEnv) Difficulty() *big.Int { return ethutil.Big1 }
|
|
func (self *VMEnv) BlockHash() []byte { return make([]byte, 32) }
|
|
func (self *VMEnv) Value() *big.Int { return self.value }
|
|
func (self *VMEnv) GasLimit() *big.Int { return big.NewInt(1000000000) }
|
|
func (self *VMEnv) VmType() vm.Type { return vm.StdVmTy }
|
|
func (self *VMEnv) Depth() int { return 0 }
|
|
func (self *VMEnv) SetDepth(i int) { self.depth = i }
|
|
func (self *VMEnv) GetHash(n uint64) []byte {
|
|
if self.block.Number().Cmp(big.NewInt(int64(n))) == 0 {
|
|
return self.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)
|
|
}
|