lotus/chain/actors/builtin/datacap/datacap.go
2022-12-14 19:33:47 -05:00

77 lines
1.9 KiB
Go

package datacap
import (
"github.com/ipfs/go-cid"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
actorstypes "github.com/filecoin-project/go-state-types/actors"
builtin10 "github.com/filecoin-project/go-state-types/builtin"
"github.com/filecoin-project/go-state-types/cbor"
"github.com/filecoin-project/go-state-types/manifest"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/types"
)
var (
Address = builtin10.DatacapActorAddr
Methods = builtin10.MethodsDatacap
)
func Load(store adt.Store, act *types.Actor) (State, error) {
if name, av, ok := actors.GetActorMetaByCode(act.Code); ok {
if name != manifest.DatacapKey {
return nil, xerrors.Errorf("actor code is not datacap: %s", name)
}
switch av {
case actorstypes.Version9:
return load9(store, act.Head)
case actorstypes.Version10:
return load10(store, act.Head)
}
}
return nil, xerrors.Errorf("unknown actor code %s", act.Code)
}
func MakeState(store adt.Store, av actorstypes.Version, governor address.Address, bitwidth uint64) (State, error) {
switch av {
case actorstypes.Version9:
return make9(store, governor, bitwidth)
case actorstypes.Version10:
return make10(store, governor, bitwidth)
default:
return nil, xerrors.Errorf("datacap actor only valid for actors v9 and above, got %d", av)
}
}
type State interface {
cbor.Marshaler
Code() cid.Cid
ActorKey() string
ActorVersion() actorstypes.Version
ForEachClient(func(addr address.Address, dcap abi.StoragePower) error) error
VerifiedClientDataCap(address.Address) (bool, abi.StoragePower, error)
Governor() (address.Address, error)
GetState() interface{}
}
func AllCodes() []cid.Cid {
return []cid.Cid{
(&state9{}).Code(),
(&state10{}).Code(),
}
}