Branch data Line data Source code
1 : : // Copyright (c) 2009-2010 Satoshi Nakamoto
2 : : // Copyright (c) 2009-present The Bitcoin Core developers
3 : : // Distributed under the MIT software license, see the accompanying
4 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 : :
6 : : #include <consensus/amount.h>
7 : : #include <policy/feerate.h>
8 : : #include <tinyformat.h>
9 : :
10 : :
11 [ + + ]: 49490 : CFeeRate::CFeeRate(const CAmount& nFeePaid, int32_t virtual_bytes)
12 : : {
13 [ + + ]: 49490 : if (virtual_bytes > 0) {
14 : 49486 : m_feerate = FeePerVSize(nFeePaid, virtual_bytes);
15 : : } else {
16 : 4 : m_feerate = FeePerVSize();
17 : : }
18 : 49490 : }
19 : :
20 : 916690 : CAmount CFeeRate::GetFee(int32_t virtual_bytes) const
21 : : {
22 : 916690 : Assume(virtual_bytes >= 0);
23 [ + - ]: 916690 : if (m_feerate.IsEmpty()) { return CAmount(0);}
24 [ + + ]: 916690 : CAmount nFee = CAmount(m_feerate.EvaluateFeeUp(virtual_bytes));
25 [ + + + + ]: 916690 : if (nFee == 0 && virtual_bytes != 0 && m_feerate.fee < 0) return CAmount(-1);
26 : : return nFee;
27 : : }
28 : :
29 : 41 : std::string CFeeRate::ToString(const FeeEstimateMode& fee_estimate_mode) const
30 : : {
31 [ + + ]: 41 : const CAmount feerate_per_kvb = GetFeePerK();
32 [ + + ]: 41 : switch (fee_estimate_mode) {
33 : 21 : case FeeEstimateMode::SAT_VB: return strprintf("%d.%03d %s/vB", feerate_per_kvb / 1000, feerate_per_kvb % 1000, CURRENCY_ATOM);
34 : 20 : default: return strprintf("%d.%08d %s/kvB", feerate_per_kvb / COIN, feerate_per_kvb % COIN, CURRENCY_UNIT);
35 : : }
36 : : }
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