lotus/chain/actors/builtin/evm/actor.go.template
2023-02-17 10:51:42 -08:00

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package evm
import (
"github.com/ipfs/go-cid"
"golang.org/x/xerrors"
actorstypes "github.com/filecoin-project/go-state-types/actors"
"github.com/filecoin-project/go-state-types/cbor"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/go-state-types/manifest"
builtin{{.latestVersion}} "github.com/filecoin-project/go-state-types/builtin"
)
var Methods = builtin{{.latestVersion}}.MethodsEVM
func Load(store adt.Store, act *types.Actor) (State, error) {
if name, av, ok := actors.GetActorMetaByCode(act.Code); ok {
if name != manifest.EvmKey {
return nil, xerrors.Errorf("actor code is not evm: %s", name)
}
switch av {
{{range .versions}}
case actorstypes.Version{{.}}:
return load{{.}}(store, act.Head)
{{end}}
}
}
return nil, xerrors.Errorf("unknown actor code %s", act.Code)
}
func MakeState(store adt.Store, av actorstypes.Version, bytecode cid.Cid) (State, error) {
switch av {
{{range .versions}}
case actorstypes.Version{{.}}:
return make{{.}}(store, bytecode)
{{end}}
default: return nil, xerrors.Errorf("evm actor only valid for actors v10 and above, got %d", av)
}
}
type State interface {
cbor.Marshaler
Nonce() (uint64, error)
IsAlive() (bool, error)
GetState() interface{}
GetBytecode() ([]byte, error)
GetBytecodeCID() (cid.Cid, error)
GetBytecodeHash() ([32]byte, error)
}