first add of restore function to Repo

1 files changed, 13 insertions, 0 deletions

diff --git a/chunk.go b/chunk.go
index 196152e..a1cf3cd 100644
--- a/chunk.go
+++ b/chunk.go
@@ -24,6 +24,11 @@ type BufferedChunk interface {
 	Bytes() []byte
 }
 
+type RepoChunk interface {
+	Chunk
+	SetRepo(r *Repo)
+}
+
 type ChunkId struct {
 	Ver int
 	Idx uint64
@@ -72,6 +77,10 @@ func (c *StoredChunk) GetId() *ChunkId {
 	return c.Id
 }
 
+func (c *StoredChunk) SetRepo(r *Repo) {
+	c.repo = r
+}
+
 func (c *StoredChunk) Reader() io.ReadSeeker {
 	// log.Printf("Chunk %d: Reading from file\n", c.id)
 	return c.repo.LoadChunkContent(c.Id)
@@ -121,6 +130,10 @@ type DeltaChunk struct {
 	Size   int
 }
 
+func (c *DeltaChunk) SetRepo(r *Repo) {
+	c.repo = r
+}
+
 func (c *DeltaChunk) Reader() io.ReadSeeker {
 	var buff bytes.Buffer
 	c.repo.Patcher().Patch(c.repo.LoadChunkContent(c.Source), &buff, bytes.NewReader(c.Patch))