76 lines
1.7 KiB
Go
76 lines
1.7 KiB
Go
package evm
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import (
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"github.com/ipfs/go-cid"
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"golang.org/x/xerrors"
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actorstypes "github.com/filecoin-project/go-state-types/actors"
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builtin13 "github.com/filecoin-project/go-state-types/builtin"
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"github.com/filecoin-project/go-state-types/cbor"
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"github.com/filecoin-project/go-state-types/manifest"
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"github.com/filecoin-project/lotus/chain/actors"
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"github.com/filecoin-project/lotus/chain/actors/adt"
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"github.com/filecoin-project/lotus/chain/types"
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)
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var Methods = builtin13.MethodsEVM
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func Load(store adt.Store, act *types.Actor) (State, error) {
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if name, av, ok := actors.GetActorMetaByCode(act.Code); ok {
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if name != manifest.EvmKey {
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return nil, xerrors.Errorf("actor code is not evm: %s", name)
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}
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switch av {
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case actorstypes.Version10:
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return load10(store, act.Head)
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case actorstypes.Version11:
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return load11(store, act.Head)
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case actorstypes.Version12:
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return load12(store, act.Head)
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case actorstypes.Version13:
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return load13(store, act.Head)
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}
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}
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return nil, xerrors.Errorf("unknown actor code %s", act.Code)
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}
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func MakeState(store adt.Store, av actorstypes.Version, bytecode cid.Cid) (State, error) {
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switch av {
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case actorstypes.Version10:
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return make10(store, bytecode)
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case actorstypes.Version11:
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return make11(store, bytecode)
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case actorstypes.Version12:
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return make12(store, bytecode)
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case actorstypes.Version13:
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return make13(store, bytecode)
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default:
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return nil, xerrors.Errorf("evm actor only valid for actors v10 and above, got %d", av)
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}
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}
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type State interface {
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cbor.Marshaler
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Nonce() (uint64, error)
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IsAlive() (bool, error)
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GetState() interface{}
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GetBytecode() ([]byte, error)
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GetBytecodeCID() (cid.Cid, error)
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GetBytecodeHash() ([32]byte, error)
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}
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