mirror of https://github.com/status-im/op-geth.git
73 lines
2.3 KiB
Go
73 lines
2.3 KiB
Go
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 {
|
|
state *state.StateDB
|
|
block *types.Block
|
|
|
|
transactor []byte
|
|
value *big.Int
|
|
|
|
depth int
|
|
Gas *big.Int
|
|
}
|
|
|
|
func NewEnv(state *state.StateDB, block *types.Block, transactor []byte, value *big.Int) *VMEnv {
|
|
return &VMEnv{
|
|
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.PrevHash }
|
|
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) BlockHash() []byte { return self.block.Hash() }
|
|
func (self *VMEnv) Value() *big.Int { return self.value }
|
|
func (self *VMEnv) State() *state.StateDB { return self.state }
|
|
func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit }
|
|
func (self *VMEnv) Depth() int { return self.depth }
|
|
func (self *VMEnv) SetDepth(i int) { self.depth = i }
|
|
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 {
|
|
evm := vm.New(self, vm.DebugVmTy)
|
|
|
|
return core.NewExecution(evm, addr, data, gas, price, value)
|
|
}
|
|
|
|
func (self *VMEnv) Call(caller vm.ClosureRef, 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.ClosureRef, 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.ClosureRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error, vm.ClosureRef) {
|
|
exe := self.vm(addr, data, gas, price, value)
|
|
return exe.Create(caller)
|
|
}
|