mirror of
https://github.com/bitcoin/bitcoin.git
synced 2026-01-20 07:09:15 +01:00
37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
|
|
// Copyright (c) 2009-present The Bitcoin Core developers
|
|
// Distributed under the MIT software license, see the accompanying
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
#include <consensus/amount.h>
|
|
#include <policy/feerate.h>
|
|
#include <tinyformat.h>
|
|
|
|
|
|
CFeeRate::CFeeRate(const CAmount& nFeePaid, int32_t virtual_bytes)
|
|
{
|
|
if (virtual_bytes > 0) {
|
|
m_feerate = FeePerVSize(nFeePaid, virtual_bytes);
|
|
} else {
|
|
m_feerate = FeePerVSize();
|
|
}
|
|
}
|
|
|
|
CAmount CFeeRate::GetFee(int32_t virtual_bytes) const
|
|
{
|
|
Assume(virtual_bytes >= 0);
|
|
if (m_feerate.IsEmpty()) { return CAmount(0);}
|
|
CAmount nFee = CAmount(m_feerate.EvaluateFeeUp(virtual_bytes));
|
|
if (nFee == 0 && virtual_bytes != 0 && m_feerate.fee < 0) return CAmount(-1);
|
|
return nFee;
|
|
}
|
|
|
|
std::string CFeeRate::ToString(const FeeEstimateMode& fee_estimate_mode) const
|
|
{
|
|
const CAmount feerate_per_kvb = GetFeePerK();
|
|
switch (fee_estimate_mode) {
|
|
case FeeEstimateMode::SAT_VB: return strprintf("%d.%03d %s/vB", feerate_per_kvb / 1000, feerate_per_kvb % 1000, CURRENCY_ATOM);
|
|
default: return strprintf("%d.%08d %s/kvB", feerate_per_kvb / COIN, feerate_per_kvb % COIN, CURRENCY_UNIT);
|
|
}
|
|
}
|