48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package types
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import (
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/chain/actors/aerrors"
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cid "github.com/ipfs/go-cid"
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cbg "github.com/whyrusleeping/cbor-gen"
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)
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type Storage interface {
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Put(cbg.CBORMarshaler) (cid.Cid, aerrors.ActorError)
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Get(cid.Cid, cbg.CBORUnmarshaler) aerrors.ActorError
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GetHead() cid.Cid
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// Commit sets the new head of the actors state as long as the current
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// state matches 'oldh'
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Commit(oldh cid.Cid, newh cid.Cid) aerrors.ActorError
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}
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type StateTree interface {
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SetActor(addr address.Address, act *Actor) error
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// GetActor returns the actor from any type of `addr` provided.
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GetActor(addr address.Address) (*Actor, error)
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}
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type storageWrapper struct {
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s Storage
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}
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func (sw *storageWrapper) Put(i cbg.CBORMarshaler) (cid.Cid, error) {
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c, err := sw.s.Put(i)
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if err != nil {
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return cid.Undef, err
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}
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return c, nil
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}
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func (sw *storageWrapper) Get(c cid.Cid, out cbg.CBORUnmarshaler) error {
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if err := sw.s.Get(c, out); err != nil {
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return err
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}
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return nil
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}
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