40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
package chain
|
|
|
|
import (
|
|
"math/big"
|
|
|
|
"github.com/ethereum/go-ethereum/state"
|
|
"github.com/ethereum/go-ethereum/vm"
|
|
)
|
|
|
|
type VMEnv struct {
|
|
state *state.State
|
|
block *Block
|
|
tx *Transaction
|
|
}
|
|
|
|
func NewEnv(state *state.State, tx *Transaction, block *Block) *VMEnv {
|
|
return &VMEnv{
|
|
state: state,
|
|
block: block,
|
|
tx: tx,
|
|
}
|
|
}
|
|
|
|
func (self *VMEnv) Origin() []byte { return self.tx.Sender() }
|
|
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.tx.Value }
|
|
func (self *VMEnv) State() *state.State { return self.state }
|
|
func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit }
|
|
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)
|
|
}
|