Official Go implementation of the Ethereum protocol
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go-ethereum/cmd/utils/vm_env.go

41 lines
1.3 KiB

package utils
import (
"math/big"
"github.com/ethereum/go-ethereum/chain"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/vm"
)
type VMEnv struct {
state *state.State
block *chain.Block
transactor []byte
value *big.Int
}
func NewEnv(state *state.State, block *chain.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.State { return self.state }
func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit }
func (self *VMEnv) AddLog(state.Log) {}
func (self *VMEnv) Transfer(from, to vm.Account, amount *big.Int) error {
return vm.Transfer(from, to, amount)
}