AllowPeer sets the function that determines whether to allow or reject graphsync sessions from a peer.

NewPublisher creates a new legs publisher.

NewPublisherFromExisting instantiates go-legs publishing on an existing data transfer instance.

NewSync creates a new Sync with its own datatransfer.Manager.

NewSyncWithDT creates a new Sync with a datatransfer.Manager provided by the caller.

Topic provides an existing pubsub topic.

WithExtraData sets the extra data to include in the pubsub message.

Message is the payload of a gossip pubsub message.

Sync provides sync functionality for use with all datatransfer syncs.

Syncer handles a single sync with a provider.

A Voucher is used to communicate a new DAG head.

A VoucherResult responds to a voucher.