diff options
Diffstat (limited to 'core/vm_env.go')
| -rw-r--r-- | core/vm_env.go | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/core/vm_env.go b/core/vm_env.go index 0fab4a090..880baa7b0 100644 --- a/core/vm_env.go +++ b/core/vm_env.go @@ -41,33 +41,42 @@ func GetHashFn(ref common.Hash, chain *BlockChain) func(n uint64) common.Hash { } type VMEnv struct { - state *state.StateDB - header *types.Header - msg Message - depth int - chain *BlockChain - typ vm.Type - - getHashFn func(uint64) common.Hash - // structured logging - logs []vm.StructLog - evm *vm.Vm + state *state.StateDB // State to use for executing + evm *vm.EVM // The Ethereum Virtual Machine + depth int // Current execution depth + msg Message // Message appliod + + header *types.Header // Header information + chain *BlockChain // Blockchain handle + logs []vm.StructLog // Logs for the custom structured logger + getHashFn func(uint64) common.Hash // getHashFn callback is used to retrieve block hashes + } -func NewEnv(state *state.StateDB, chain *BlockChain, msg Message, header *types.Header) *VMEnv { +func NewEnv(state *state.StateDB, chain *BlockChain, msg Message, header *types.Header, cfg *vm.Config) *VMEnv { env := &VMEnv{ chain: chain, state: state, header: header, msg: msg, - typ: vm.StdVmTy, getHashFn: GetHashFn(header.ParentHash, chain), } - env.evm = vm.EVM(env) + + // initialise a default config if none present + if cfg == nil { + cfg = new(vm.Config) + } + + // if no log collector is present set self as the collector + if cfg.Logger.Collector == nil { + cfg.Logger.Collector = env + } + + env.evm = vm.New(env, cfg) return env } -func (self *VMEnv) Vm() *vm.Vm { return self.evm } +func (self *VMEnv) Vm() vm.Vm { return self.evm } func (self *VMEnv) Origin() common.Address { f, _ := self.msg.From(); return f } func (self *VMEnv) BlockNumber() *big.Int { return self.header.Number } func (self *VMEnv) Coinbase() common.Address { return self.header.Coinbase } @@ -78,8 +87,6 @@ func (self *VMEnv) Value() *big.Int { return self.msg.Value() } func (self *VMEnv) Db() vm.Database { return self.state } func (self *VMEnv) Depth() int { return self.depth } func (self *VMEnv) SetDepth(i int) { self.depth = i } -func (self *VMEnv) VmType() vm.Type { return self.typ } -func (self *VMEnv) SetVmType(t vm.Type) { self.typ = t } func (self *VMEnv) GetHash(n uint64) common.Hash { return self.getHashFn(n) } |