Function process

program/src/processor/update_royalties.rs:73–106

(program_id: &Pubkey, accounts: &[AccountInfo])

}

pub(crate) fn process(program_id: &Pubkey, accounts: &[AccountInfo]) -> ProgramResult {
    let accounts = Accounts::parse(accounts, program_id)?;

    let mut market_state = DexState::get(accounts.market)?;
    let mut orderbook_guard = accounts.orderbook.data.borrow_mut();
    let aob_state = asset_agnostic_orderbook::state::market_state::MarketState::from_buffer(
        &mut orderbook_guard,
        AccountTag::Market,
    )?;

    check_metadata_account(accounts.token_metadata, &market_state.base_mint)?;
    check_account_key(accounts.orderbook, &market_state.orderbook)?;

    if &aob_state.event_queue != accounts.event_queue.key {
        return Err(DexError::EventQueueMismatch.into());
    }

    let mut event_queue_guard = accounts.event_queue.data.borrow_mut();

    let event_queue =
        EventQueue::<CallBackInfo>::from_buffer(&mut event_queue_guard, AccountTag::EventQueue)?;

    if !event_queue.is_empty() {
        msg!("Header {}", event_queue.len());
        return Err(DexError::EventQueueMustBeEmpty.into());
    }

    let metadata: Metadata = Metadata::from_account_info(accounts.token_metadata)?;
    verify_metadata(&metadata.data.creators.unwrap())?;

    market_state.royalties_bps = metadata.data.seller_fee_basis_points as u64;

    Ok(())
}