Crate bp_polkadot_bulletin

Polkadot Bulletin Chain primitives.

Structs

BlockLength

Maximal block length at Polkadot Bulletin chain.

BlockWeights

We allow for 2 seconds of compute with a 6 second average block time.

PolkadotBulletin

Polkadot Bulletin Chain declaration.

TransactionExtension

Transaction extension, used by Polkadot Bulletin.

Constants

AVERAGE_HEADER_SIZE

Average header size in votes_ancestries field of justification on Polkadot-like chains.

BEST_FINALIZED_POLKADOT_BULLETIN_HEADER_METHOD

Name of the <ThisChain>FinalityApi::best_finalized runtime method.

EXTRA_STORAGE_PROOF_SIZE

Number of extra bytes (excluding size of storage value itself) of storage proof, built at Polkadot-like chain. This mostly depends on number of entries in the storage trie. Some reserve is reserved to account future chain growth.

FREE_HEADERS_INTERVAL_FOR_POLKADOT_BULLETIN_METHOD

Name of the <ThisChain>FinalityApi::free_headers_interval runtime method.

FROM_POLKADOT_BULLETIN_MESSAGE_DETAILS_METHOD

Name of the From<ThisChain>InboundLaneApi::message_details runtime method.

MAX_AUTHORITIES_COUNT

Maximal number of GRANDPA authorities at Polkadot Bulletin chain.

MAX_MANDATORY_HEADER_SIZE

Approximate maximal header size on Polkadot-like chains.

MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX

Maximal number of unconfirmed messages at inbound lane for Cumulus-based parachains.

MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX

Maximal number of unrewarded relayer entries at inbound lane for Cumulus-based parachains.

POLKADOT_BULLETIN_SYNCED_HEADERS_GRANDPA_INFO_METHOD

Name of the <ThisChain>FinalityApi::accepted_<consensus>_finality_proofs runtime method.

REASONABLE_HEADERS_IN_JUSTIFICATION_ANCESTRY

Reasonable number of headers in the votes_ancestries on Polkadot-like chains.

TO_POLKADOT_BULLETIN_MESSAGE_DETAILS_METHOD

Name of the To<ThisChain>OutboundLaneApi::message_details runtime method.

WITH_POLKADOT_BULLETIN_GRANDPA_PALLET_NAME

Name of the With-Polkadot Bulletin chain GRANDPA pallet instance that is deployed at bridged chains.

WITH_POLKADOT_BULLETIN_MESSAGES_PALLET_NAME

Name of the With-Polkadot Bulletin chain messages pallet instance that is deployed at bridged chains.

Traits

FromPolkadotBulletinInboundLaneApi

Inbound message lane API for messages sent by this chain.

PolkadotBulletinFinalityApi

API for querying information about the finalized chain headers.

ToPolkadotBulletinOutboundLaneApi

Outbound message lane API for messages that are sent to this chain.

Type Aliases

AccountAddress

Address of account on Polkadot-like chains.

AccountId

Id of account on Polkadot-like chains.

Balance

The balance of an account on Polkadot-like chain.

Block

Block type of Polkadot-like chains.

BlockNumber

Block number type used in Polkadot-like chains.

Hash

Hash type used in Polkadot-like chains.

Hasher

The type of object that can produce hashes on Polkadot-like chains.

Header

The header type used by Polkadot-like chains.

Nonce

Nonce of a transaction on the Polkadot-like chains.

Signature

Signature type used by Polkadot-like chains.

SignedBlock

Polkadot-like block signed with a Justification.

TransactionExtensionSchema

Signed extension schema, used by Polkadot Bulletin.

UncheckedExtrinsic

Unchecked Extrinsic type.

ValidateSigned

This signed extension is used to ensure that the chain transactions are signed by proper