Crate kona_preimage

kona-preimage

This crate offers a high-level API over the Preimage Oracle. It is no_std compatible to be used in client programs, and the host handles are async colored to allow for the host programs to reach out to external data sources to populate the Preimage Oracle.

Structs

• HintWriter
  A HintWriter is a high-level interface to the hint pipe. It provides a way to write hints to the host.
• OracleReader
  An OracleReader is a high-level interface to the preimage oracle.
• PipeHandle
  PipeHandle is a handle for one end of a bidirectional pipe.
• PreimageKey
  A preimage key is a 32-byte value that identifies a preimage that may be fetched from the oracle.

Enums

• PreimageKeyType
  https://specs.optimism.io/experimental/fault-proof/index.html#pre-image-key-types

Traits

• HintWriterClient
  A HintWriterClient is a high-level interface to the hint pipe. It provides a way to write hints to the host.
• PreimageOracleClient
  A PreimageOracleClient is a high-level interface to read data from the host, keyed by a PreimageKey.