lotus/chain/actors/builtin/init/v4.go
2021-04-27 02:02:44 -04:00

87 lines
2.3 KiB
Go

package init
import (
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
"github.com/ipfs/go-cid"
cbg "github.com/whyrusleeping/cbor-gen"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/node/modules/dtypes"
init4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/init"
adt4 "github.com/filecoin-project/specs-actors/v4/actors/util/adt"
)
var _ State = (*state4)(nil)
func load4(store adt.Store, root cid.Cid) (State, error) {
out := state4{store: store}
err := store.Get(store.Context(), root, &out)
if err != nil {
return nil, err
}
return &out, nil
}
type state4 struct {
init4.State
store adt.Store
}
func (s *state4) ResolveAddress(address address.Address) (address.Address, bool, error) {
return s.State.ResolveAddress(s.store, address)
}
func (s *state4) MapAddressToNewID(address address.Address) (address.Address, error) {
return s.State.MapAddressToNewID(s.store, address)
}
func (s *state4) ForEachActor(cb func(id abi.ActorID, address address.Address) error) error {
addrs, err := adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
if err != nil {
return err
}
var actorID cbg.CborInt
return addrs.ForEach(&actorID, func(key string) error {
addr, err := address.NewFromBytes([]byte(key))
if err != nil {
return err
}
return cb(abi.ActorID(actorID), addr)
})
}
func (s *state4) NetworkName() (dtypes.NetworkName, error) {
return dtypes.NetworkName(s.State.NetworkName), nil
}
func (s *state4) SetNetworkName(name string) error {
s.State.NetworkName = name
return nil
}
func (s *state4) Remove(addrs ...address.Address) (err error) {
m, err := adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
if err != nil {
return err
}
for _, addr := range addrs {
if err = m.Delete(abi.AddrKey(addr)); err != nil {
return xerrors.Errorf("failed to delete entry for address: %s; err: %w", addr, err)
}
}
amr, err := m.Root()
if err != nil {
return xerrors.Errorf("failed to get address map root: %w", err)
}
s.State.AddressMap = amr
return nil
}
func (s *state4) addressMap() (adt.Map, error) {
return adt4.AsMap(s.store, s.AddressMap, builtin4.DefaultHamtBitwidth)
}