97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
package multisig
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import (
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"bytes"
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"encoding/binary"
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adt4 "github.com/filecoin-project/specs-actors/v4/actors/util/adt"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/ipfs/go-cid"
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cbg "github.com/whyrusleeping/cbor-gen"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/chain/actors/adt"
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builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
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msig4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/multisig"
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)
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var _ State = (*state4)(nil)
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func load4(store adt.Store, root cid.Cid) (State, error) {
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out := state4{store: store}
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err := store.Get(store.Context(), root, &out)
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if err != nil {
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return nil, err
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}
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return &out, nil
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}
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type state4 struct {
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msig4.State
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store adt.Store
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}
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func (s *state4) LockedBalance(currEpoch abi.ChainEpoch) (abi.TokenAmount, error) {
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return s.State.AmountLocked(currEpoch - s.State.StartEpoch), nil
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}
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func (s *state4) StartEpoch() (abi.ChainEpoch, error) {
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return s.State.StartEpoch, nil
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}
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func (s *state4) UnlockDuration() (abi.ChainEpoch, error) {
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return s.State.UnlockDuration, nil
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}
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func (s *state4) InitialBalance() (abi.TokenAmount, error) {
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return s.State.InitialBalance, nil
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}
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func (s *state4) Threshold() (uint64, error) {
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return s.State.NumApprovalsThreshold, nil
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}
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func (s *state4) Signers() ([]address.Address, error) {
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return s.State.Signers, nil
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}
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func (s *state4) ForEachPendingTxn(cb func(id int64, txn Transaction) error) error {
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arr, err := adt4.AsMap(s.store, s.State.PendingTxns, builtin4.DefaultHamtBitwidth)
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if err != nil {
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return err
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}
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var out msig4.Transaction
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return arr.ForEach(&out, func(key string) error {
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txid, n := binary.Varint([]byte(key))
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if n <= 0 {
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return xerrors.Errorf("invalid pending transaction key: %v", key)
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}
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return cb(txid, (Transaction)(out)) //nolint:unconvert
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})
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}
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func (s *state4) PendingTxnChanged(other State) (bool, error) {
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other4, ok := other.(*state4)
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if !ok {
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// treat an upgrade as a change, always
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return true, nil
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}
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return !s.State.PendingTxns.Equals(other4.PendingTxns), nil
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}
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func (s *state4) transactions() (adt.Map, error) {
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return adt4.AsMap(s.store, s.PendingTxns, builtin4.DefaultHamtBitwidth)
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}
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func (s *state4) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
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var tx msig4.Transaction
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if err := tx.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
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return Transaction{}, err
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}
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return tx, nil
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}
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