Crate sp_consensus_sassafras

Primitives for Sassafras consensus.

Re-exports

• pub use ticket::ticket_id_threshold;
• pub use ticket::TicketBody;
• pub use ticket::TicketClaim;
• pub use ticket::TicketEnvelope;
• pub use ticket::TicketId;

Modules

• digests
  Sassafras digests structures and helpers.
• ticket
  Primitives related to tickets.
• vrf
  Utilities related to VRF input, pre-output and signatures.

Structs

• Epoch
  Sassafras epoch information
• EpochConfiguration
  Protocol configuration that can be modified on epoch change.
• OpaqueKeyOwnershipProof
  An opaque type used to represent the key ownership proof at the runtime API boundary.
• Slot
  Unit type wrapper that represents a slot.
• SlotDuration
  A slot duration defined in milliseconds.

Constants

• KEY_TYPE
  Key type identifier.
• RANDOMNESS_LENGTH
  VRF output length for per-slot randomness.
• SASSAFRAS_ENGINE_ID
  Consensus engine identifier.

Traits

• SassafrasApi
  API necessary for block authorship with Sassafras.

Type Aliases

• AuthorityId
  Sassafras authority identifier. Necessarily equivalent to the schnorrkel public key used in the main Sassafras module. If that ever changes, then this must, too.
• AuthorityIndex
  Index of an authority.
• AuthorityPair
  Sassafras authority keypair. Necessarily equivalent to the schnorrkel public key used in the main Sassafras module. If that ever changes, then this must, too.
• AuthoritySignature
  Sassafras authority signature.
• EphemeralPublic
  A public key.
• EphemeralSignature
  A signature.
• EquivocationProof
  An equivocation proof for multiple block authorships on the same slot (i.e. double vote).
• Randomness
  Randomness required by some protocol’s operations.
• SassafrasBlockWeight
  Weight of a Sassafras block. Primary blocks have a weight of 1 whereas secondary blocks have a weight of 0.