engine

type Blockchain interface {
	LastBlockHeight() uint64
	LastBlockTime() time.Time
	BlockHash(height uint64) ([]byte, error)
}

type CallFrame struct {
	// Cache this State wraps
	*acmstate.Cache
	// contains filtered or unexported fields
}

type CallParams struct {
	CallType exec.CallType
	Origin   crypto.Address
	Caller   crypto.Address
	Callee   crypto.Address
	Input    []byte
	Value    uint64
	Gas      *uint64
}

type Callable interface {
	Call(state State, params CallParams) (output []byte, err error)
}

type CallableFunc func(st State, params CallParams) (output []byte, err error)

type Dispatcher interface {
	// If this Dispatcher is capable of dispatching this account (e.g. if it has the correct bytecode) then return a
	// Callable that wraps the function, otherwise return nil
	Dispatch(acc *acm.Account) Callable
}

type Dispatchers []Dispatcher

type ExternalDispatcher interface {
	Dispatcher
	SetExternals(externals Dispatcher)
}

type State struct {
	*CallFrame
	Blockchain
	exec.EventSink
}