68 lines
2.2 KiB
Go
68 lines
2.2 KiB
Go
package xeth
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/vm"
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)
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type VMEnv struct {
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state *state.StateDB
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block *types.Block
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value *big.Int
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sender []byte
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depth int
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}
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func NewEnv(state *state.StateDB, block *types.Block, value *big.Int, sender []byte) *VMEnv {
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return &VMEnv{
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state: state,
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block: block,
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value: value,
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sender: sender,
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}
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}
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func (self *VMEnv) Origin() []byte { return self.sender }
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func (self *VMEnv) BlockNumber() *big.Int { return self.block.Number }
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func (self *VMEnv) PrevHash() []byte { return self.block.PrevHash }
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func (self *VMEnv) Coinbase() []byte { return self.block.Coinbase }
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func (self *VMEnv) Time() int64 { return self.block.Time }
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func (self *VMEnv) Difficulty() *big.Int { return self.block.Difficulty }
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func (self *VMEnv) BlockHash() []byte { return self.block.Hash() }
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func (self *VMEnv) Value() *big.Int { return self.value }
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func (self *VMEnv) State() *state.StateDB { return self.state }
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func (self *VMEnv) GasLimit() *big.Int { return self.block.GasLimit }
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func (self *VMEnv) Depth() int { return self.depth }
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func (self *VMEnv) SetDepth(i int) { self.depth = i }
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func (self *VMEnv) AddLog(log state.Log) {
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self.state.AddLog(log)
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}
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func (self *VMEnv) Transfer(from, to vm.Account, amount *big.Int) error {
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return vm.Transfer(from, to, amount)
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}
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func (self *VMEnv) vm(addr, data []byte, gas, price, value *big.Int) *core.Execution {
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evm := vm.New(self, vm.DebugVmTy)
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return core.NewExecution(evm, addr, data, gas, price, value)
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}
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func (self *VMEnv) Call(me vm.ClosureRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
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exe := self.vm(addr, data, gas, price, value)
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return exe.Call(addr, me)
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}
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func (self *VMEnv) CallCode(me vm.ClosureRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error) {
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exe := self.vm(me.Address(), data, gas, price, value)
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return exe.Call(addr, me)
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}
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func (self *VMEnv) Create(me vm.ClosureRef, addr, data []byte, gas, price, value *big.Int) ([]byte, error, vm.ClosureRef) {
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exe := self.vm(addr, data, gas, price, value)
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return exe.Create(me)
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}
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