add chunk file helper to support large file

1 files changed, 9 insertions, 0 deletions

diff --git a/go/storage/needle_read_write.go b/go/storage/needle_read_write.go
index eb2d8d459..2a5bd89ea 100644
--- a/go/storage/needle_read_write.go
+++ b/go/storage/needle_read_write.go
@@ -16,6 +16,7 @@ const (
 	FlagHasMime             = 0x04
 	FlagHasLastModifiedDate = 0x08
 	FlagHasTtl              = 0x10
+	FlagChunkList           = 0x80
 	LastModifiedBytesLength = 5
 	TtlBytesLength          = 2
 )
@@ -280,3 +281,11 @@ func (n *Needle) HasTtl() bool {
 func (n *Needle) SetHasTtl() {
 	n.Flags = n.Flags | FlagHasTtl
 }
+
+func (n *Needle) IsChunkList() bool {
+	return n.Flags&FlagChunkList > 0
+}
+
+func (n *Needle) SetChunkList() {
+	n.Flags = n.Flags | FlagChunkList
+}