Module state 

Structs

MarketHeader

Market account header — stored at the beginning of the account data. The RiskEngine state follows immediately after, accessed via raw pointer because RiskEngine is ~1.165 MB and doesn’t derive Copy.

Constants

MARKET_ACCOUNT_SIZE

Total account size: discriminator + header + engine

Functions

engine_from_account_data

Helper to get a mutable reference to the RiskEngine from raw account data.

engine_from_account_data_ref

header_from_account_data

market_signer_seeds

Market PDA signer seeds: [b“market“, authority_key, &[bump]]

write_header