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Functions ¶
func CheckAndSplitMetadata ¶ added in v0.4.9
func CheckAndSplitMetadata(ctx context.Context, nd ipld.Node, ds ipld.DAGService, meta bool) (ipld.Node, ipld.Node, error)
checkAndSplitMetadata returns both data root node and metadata root node if exists from the DAG topped by the given 'nd'. Case #1: if 'nd' is dummy root with metadata root node and user data root node being children
return the second child node that is the root of user data sub-DAG.
Case #2: if 'nd' is metadata and the given `meta` is true, return nd. Otherwise return error. Case #3: if 'nd' is user data, return 'nd'.
func NewUnixfsFile ¶
func NewUnixfsFile(ctx context.Context, dserv ipld.DAGService, nd ipld.Node, meta bool) (files.Node, error)
NewUnixFsFile returns a DagReader for the 'nd' root node. If meta = true, only return a valid metadata node if it exists. If not, return error. If meta = false, return only the data contents.
Types ¶
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