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state0.go
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state0.go
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package multisig
import (
"bytes"
"encoding/binary"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/ipfs/go-cid"
cbg "github.com/whyrusleeping/cbor-gen"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/chain/actors/adt"
msig0 "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
adt0 "github.com/filecoin-project/specs-actors/actors/util/adt"
multisig0 "github.com/filecoin-project/specs-actors/v2/actors/builtin/multisig"
)
var _ State = (*state0)(nil)
func load0(store adt.Store, root cid.Cid) (State, error) {
out := state0{store: store}
err := store.Get(store.Context(), root, &out)
if err != nil {
return nil, err
}
return &out, nil
}
type state0 struct {
msig0.State
store adt.Store
}
func (s *state0) LockedBalance(currEpoch abi.ChainEpoch) (abi.TokenAmount, error) {
return s.State.AmountLocked(currEpoch - s.State.StartEpoch), nil
}
func (s *state0) StartEpoch() (abi.ChainEpoch, error) {
return s.State.StartEpoch, nil
}
func (s *state0) UnlockDuration() (abi.ChainEpoch, error) {
return s.State.UnlockDuration, nil
}
func (s *state0) InitialBalance() (abi.TokenAmount, error) {
return s.State.InitialBalance, nil
}
func (s *state0) Threshold() (uint64, error) {
return s.State.NumApprovalsThreshold, nil
}
func (s *state0) Signers() ([]address.Address, error) {
return s.State.Signers, nil
}
func (s *state0) ForEachPendingTxn(cb func(id int64, txn Transaction) error) error {
arr, err := adt0.AsMap(s.store, s.State.PendingTxns)
if err != nil {
return err
}
var out msig0.Transaction
return arr.ForEach(&out, func(key string) error {
txid, n := binary.Varint([]byte(key))
if n <= 0 {
return xerrors.Errorf("invalid pending transaction key: %v", key)
}
return cb(txid, (Transaction)(out))
})
}
func (s *state0) PendingTxnChanged(other State) (bool, error) {
other0, ok := other.(*state0)
if !ok {
// treat an upgrade as a change, always
return true, nil
}
return !s.State.PendingTxns.Equals(other0.PendingTxns), nil
}
func (s *state0) transactions() (adt.Map, error) {
return adt0.AsMap(s.store, s.PendingTxns)
}
func (s *state0) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
var tx multisig0.Transaction
if err := tx.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
return Transaction{}, err
}
return tx, nil
}