lotus/chain/actors/builtin/verifreg/v0.go
2020-09-17 05:05:32 -04:00

38 lines
1.1 KiB
Go

package verifreg
import (
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
v0verifreg "github.com/filecoin-project/specs-actors/actors/builtin/verifreg"
v0adt "github.com/filecoin-project/specs-actors/actors/util/adt"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/chain/actors/adt"
)
type v0State struct {
v0verifreg.State
store adt.Store
}
func (s *v0State) VerifiedClientDataCap(addr address.Address) (bool, abi.StoragePower, error) {
if addr.Protocol() != address.ID {
return false, big.Zero(), xerrors.Errorf("can only look up ID addresses")
}
vh, err := v0adt.AsMap(s.store, s.VerifiedClients)
if err != nil {
return false, big.Zero(), xerrors.Errorf("loading verified clients: %w", err)
}
var dcap abi.StoragePower
if found, err := vh.Get(abi.AddrKey(addr), &dcap); err != nil {
return false, big.Zero(), xerrors.Errorf("looking up verified clients: %w", err)
} else if !found {
return false, big.Zero(), nil
}
return true, dcap, nil
}