kbgitkbfs1

type DeleteBlocksArg struct {
	BlockIDs [][]byte `codec:"blockIDs" json:"blockIDs"`
}

type DeleteBlocksRes struct {
	NumRemoved  int   `codec:"numRemoved" json:"numRemoved"`
	SizeRemoved int64 `codec:"sizeRemoved" json:"sizeRemoved"`
}

type DiskBlockCacheClient struct {
	Cli rpc.GenericClient
}

type DiskBlockCacheInterface interface {
	// GetBlock gets a block from the disk cache.
	GetBlock(context.Context, GetBlockArg) (GetBlockRes, error)
	// GetPrefetchStatus gets the prefetch status from the disk cache.
	GetPrefetchStatus(context.Context, GetPrefetchStatusArg) (PrefetchStatus, error)
	// PutBlock puts a block into the disk cache.
	PutBlock(context.Context, PutBlockArg) error
	// DeleteBlocks deletes a set of blocks from the disk cache.
	DeleteBlocks(context.Context, [][]byte) (DeleteBlocksRes, error)
	// UpdateBlockMetadata updates the metadata for a block in the disk cache.
	UpdateBlockMetadata(context.Context, UpdateBlockMetadataArg) error
}

type GetBlockArg struct {
	TlfID   []byte `codec:"tlfID" json:"tlfID"`
	BlockID []byte `codec:"blockID" json:"blockID"`
}

type GetBlockRes struct {
	Buf            []byte         `codec:"buf" json:"buf"`
	ServerHalf     []byte         `codec:"serverHalf" json:"serverHalf"`
	PrefetchStatus PrefetchStatus `codec:"prefetchStatus" json:"prefetchStatus"`
}

type GetPrefetchStatusArg struct {
	TlfID   []byte `codec:"tlfID" json:"tlfID"`
	BlockID []byte `codec:"blockID" json:"blockID"`
}

type PrefetchStatus int

type PutBlockArg struct {
	TlfID      []byte `codec:"tlfID" json:"tlfID"`
	BlockID    []byte `codec:"blockID" json:"blockID"`
	Buf        []byte `codec:"buf" json:"buf"`
	ServerHalf []byte `codec:"serverHalf" json:"serverHalf"`
}

type UpdateBlockMetadataArg struct {
	TlfID          []byte         `codec:"tlfID" json:"tlfID"`
	BlockID        []byte         `codec:"blockID" json:"blockID"`
	PrefetchStatus PrefetchStatus `codec:"prefetchStatus" json:"prefetchStatus"`
}