diff options
Diffstat (limited to 'core/vm_env.go')
| -rw-r--r-- | core/vm_env.go | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/core/vm_env.go b/core/vm_env.go index 4e0315ff3..624a63333 100644 --- a/core/vm_env.go +++ b/core/vm_env.go @@ -13,10 +13,12 @@ type VMEnv struct { block *types.Block msg Message depth int + chain *ChainManager } -func NewEnv(state *state.StateDB, msg Message, block *types.Block) *VMEnv { +func NewEnv(state *state.StateDB, chain *ChainManager, msg Message, block *types.Block) *VMEnv { return &VMEnv{ + chain: chain, state: state, block: block, msg: msg, @@ -25,16 +27,21 @@ func NewEnv(state *state.StateDB, msg Message, block *types.Block) *VMEnv { func (self *VMEnv) Origin() []byte { return self.msg.From() } func (self *VMEnv) BlockNumber() *big.Int { return self.block.Number() } -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.msg.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) } |