interface support

filecoin-project · Mar 29, 2022 · e8c1a83 · e8c1a83
1 parent 6664a11
commit e8c1a83
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/retrievalmarket/provider.go b/retrievalmarket/provider.go
@@ -3,6 +3,8 @@ package retrievalmarket
 import (
 	"context"
 
+	"github.com/ipfs/go-cid"
+
 	"github.com/filecoin-project/go-fil-markets/shared"
 )
 
@@ -31,6 +33,8 @@ type RetrievalProvider interface {
 	SubscribeToEvents(subscriber ProviderSubscriber) Unsubscribe
 
 	ListDeals() map[ProviderDealIdentifier]ProviderDealState
+
+	IsFreeAndUnsealed(ctx context.Context, c cid.Cid, pieceCid cid.Cid) (bool, error)
 }
 
 // AskStore is an interface which provides access to a persisted retrieval Ask