coreapi: draft block API

License: MIT
Signed-off-by: Łukasz Magiera <magik6k@gmail.com>

core/coreapi/interface/interface.go

@@ -53,6 +53,11 @@ type Key interface {
 	Path() Path
 }
 
+type BlockStat interface {
+	Size() int
+	Path() Path
+}
+
 // CoreAPI defines an unified interface to IPFS for Go programs.
 type CoreAPI interface {
 	// Unixfs returns an implementation of Unixfs API.
@@ -87,6 +92,19 @@ type UnixfsAPI interface {
 	Ls(context.Context, Path) ([]*Link, error)
 }
 
+type BlockAPI interface {
+	Put(context.Context, io.Reader) (Path, error)
+	WithCodec(codec uint64) options.BlockPutOption
+	WithHash(mhType uint64, mhLen int) options.BlockPutOption
+
+	Get(context.Context) (io.Reader, error)
+
+	Rm(context.Context) error
+	WithForce(force bool) options.BlockRmOption
+
+	Stat(context.Context) (BlockStat, error)
+}
+
 // DagAPI specifies the interface to IPLD
 type DagAPI interface {
 	// Put inserts data using specified format and input encoding.

core/coreapi/interface/options/block.go

+package options
+
+type BlockPutSettings struct {
+	Codec    uint64
+	MhType   uint64
+	MhLength int
+}
+
+type BlockRmSettings struct {
+	Force bool
+}
+
+type BlockPutOption func(*BlockPutSettings) error
+type BlockRmOption func(*BlockRmSettings) error