Files
rippled/include/xrpl/tx/invariants/AMMInvariant.h

52 lines
1.6 KiB
C++

#pragma once
#include <xrpl/beast/utility/Journal.h>
#include <xrpl/ledger/ReadView.h>
#include <xrpl/protocol/STAmount.h>
#include <xrpl/protocol/STTx.h>
#include <xrpl/protocol/TER.h>
#include <optional>
namespace xrpl {
class ValidAMM
{
std::optional<AccountID> ammAccount_;
std::optional<STAmount> lptAMMBalanceAfter_;
std::optional<STAmount> lptAMMBalanceBefore_;
bool ammPoolChanged_{false};
public:
enum class ZeroAllowed : bool { No = false, Yes = true };
ValidAMM() = default;
void
visitEntry(bool, std::shared_ptr<SLE const> const&, std::shared_ptr<SLE const> const&);
bool
finalize(STTx const&, TER const, XRPAmount const, ReadView const&, beast::Journal const&);
private:
[[nodiscard]] bool
finalizeBid(bool enforce, beast::Journal const&) const;
[[nodiscard]] bool
finalizeVote(bool enforce, beast::Journal const&) const;
[[nodiscard]] bool
finalizeCreate(STTx const&, ReadView const&, bool enforce, beast::Journal const&) const;
[[nodiscard]] bool
finalizeDelete(bool enforce, TER res, beast::Journal const&) const;
[[nodiscard]] bool
finalizeDeposit(STTx const&, ReadView const&, bool enforce, beast::Journal const&) const;
// Includes clawback
[[nodiscard]] bool
finalizeWithdraw(STTx const&, ReadView const&, bool enforce, beast::Journal const&) const;
[[nodiscard]] bool
finalizeDEX(bool enforce, beast::Journal const&) const;
[[nodiscard]] bool
generalInvariant(STTx const&, ReadView const&, ZeroAllowed zeroAllowed, beast::Journal const&)
const;
};
} // namespace xrpl