65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
package types
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import (
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"github.com/filecoin-project/go-amt-ipld"
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"github.com/filecoin-project/go-lotus/chain/actors/aerrors"
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"github.com/filecoin-project/go-lotus/chain/address"
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"github.com/ipfs/go-cid"
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"github.com/ipfs/go-hamt-ipld"
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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(addr address.Address) (*Actor, error)
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}
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type VMContext interface {
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Message() *Message
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Origin() address.Address
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Ipld() *hamt.CborIpldStore
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Send(to address.Address, method uint64, value BigInt, params []byte) ([]byte, aerrors.ActorError)
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BlockHeight() uint64
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GasUsed() BigInt
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Storage() Storage
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StateTree() (StateTree, aerrors.ActorError)
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VerifySignature(sig *Signature, from address.Address, data []byte) aerrors.ActorError
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ChargeGas(uint64) aerrors.ActorError
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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 interface{}) (cid.Cid, error) {
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c, err := sw.s.Put(i.(cbg.CBORMarshaler))
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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 interface{}) error {
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if err := sw.s.Get(c, out.(cbg.CBORUnmarshaler)); 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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func WrapStorage(s Storage) amt.Blocks {
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return &storageWrapper{s}
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}
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