order_commands.hpp File Reference

OrderCommand: a uniform, non-owning view over the three outbound engine messages (OutNewOrderMsg / OutCancelMsg / OutReplaceMsg) so encoders switch on one enum instead of three message types. More...

#include "fastmm/core/messages.hpp"
#include <cstddef>
#include <cstdint>
#include <optional>

Go to the source code of this file.

Classes
struct	fastmm::venues::OrderCommand
class	fastmm::venues::SentWatermark
	The watermark stamped into an open-order snapshot's ReconcileMsg Begin: the engine's orders at or below it can be judged by the snapshot, the ones above it cannot. More...
struct	fastmm::venues::SentWatermark::Mark
	The watermark for a snapshot: the id, for the engine, and its send sequence (0: none sent). More...

Namespaces
namespace	fastmm
namespace	fastmm::venues

Enumerations
enum class	fastmm::venues::OrderCommandKind : std::uint8_t { fastmm::venues::New = 0 , fastmm::venues::Cancel = 1 , fastmm::venues::Replace = 2 }

Functions
constexpr std::string_view	fastmm::venues::to_string (OrderCommandKind k) noexcept
bool	fastmm::venues::is_reconcile_request (const EventHeader &h) noexcept
	The engine asks for a reconciliation (ControlCommand::Reconcile on the outbound ring).

Detailed Description

OrderCommand: a uniform, non-owning view over the three outbound engine messages (OutNewOrderMsg / OutCancelMsg / OutReplaceMsg) so encoders switch on one enum instead of three message types.

Built from the ring pointer with no copy.