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8f182e825a
Signed-off-by: JCW <a1q123456@users.noreply.github.com> Co-authored-by: Bart <bthomee@users.noreply.github.com> Co-authored-by: Pratik Mankawde <3397372+pratikmankawde@users.noreply.github.com>
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#pragma once
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#include <xrpl/protocol/XRPAmount.h>
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namespace xrpl {
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// Deprecated constant for backwards compatibility with pre-XRPFees amendment.
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// This was the reference fee units used in the old fee calculation.
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inline constexpr std::uint32_t FEE_UNITS_DEPRECATED = 10;
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/** Reflects the fee settings for a particular ledger.
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The fees are always the same for any transactions applied
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to a ledger. Changes to fees occur in between ledgers.
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*/
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struct Fees
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{
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/** @brief Cost of a reference transaction in drops. */
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XRPAmount base{0};
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/** @brief Minimum XRP an account must hold to exist on the ledger. */
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XRPAmount reserve{0};
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/** @brief Additional XRP reserve required per owned ledger object. */
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XRPAmount increment{0};
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explicit Fees() = default;
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Fees(Fees const&) = default;
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Fees&
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operator=(Fees const&) = default;
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Fees(XRPAmount base_, XRPAmount reserve_, XRPAmount increment_)
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: base(base_), reserve(reserve_), increment(increment_)
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{
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}
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/** Returns the account reserve given the owner count, in drops.
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The reserve is calculated as the reserve base plus
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the reserve increment times the number of increments.
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*/
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XRPAmount
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accountReserve(std::size_t ownerCount) const
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{
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return reserve + ownerCount * increment;
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}
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};
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} // namespace xrpl
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