diff options
Diffstat (limited to 'cmd/utils/vm_env.go')
| -rw-r--r-- | cmd/utils/vm_env.go | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/cmd/utils/vm_env.go b/cmd/utils/vm_env.go index 19091bdc5..acc2ffad9 100644 --- a/cmd/utils/vm_env.go +++ b/cmd/utils/vm_env.go @@ -10,6 +10,7 @@ import ( ) type VMEnv struct { + chain *core.ChainManager state *state.StateDB block *types.Block @@ -20,8 +21,9 @@ type VMEnv struct { Gas *big.Int } -func NewEnv(state *state.StateDB, block *types.Block, transactor []byte, value *big.Int) *VMEnv { +func NewEnv(chain *core.ChainManager, state *state.StateDB, block *types.Block, transactor []byte, value *big.Int) *VMEnv { return &VMEnv{ + chain: chain, state: state, block: block, transactor: transactor, @@ -35,12 +37,18 @@ func (self *VMEnv) PrevHash() []byte { return self.block.ParentHash() } 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) GasLimit() *big.Int { return self.block.GasLimit() } func (self *VMEnv) Value() *big.Int { return self.value } func (self *VMEnv) State() *state.StateDB { return self.state } func (self *VMEnv) Depth() int { return self.depth } func (self *VMEnv) SetDepth(i int) { self.depth = i } +func (self *VMEnv) GetHash(n uint64) []byte { + if block := self.chain.GetBlockByNumber(n); block != nil { + return block.Hash() + } + + return nil +} func (self *VMEnv) AddLog(log state.Log) { self.state.AddLog(log) } |