71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
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// Copyright (c) 2020 The Zcash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or https://www.opensource.org/licenses/mit-license.php .
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#include <consensus/funding.h>
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namespace Consensus
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{
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/**
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* General information about each funding stream.
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* Ordered by Consensus::FundingStreamIndex.
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*/
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const struct FSInfo FundingStreamInfo[Consensus::MAX_FUNDING_STREAMS] = {
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{
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/*.recipient =*/ "Electric Coin Company",
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/*.specification =*/ "https://zips.z.cash/zip-0214",
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/*.valueNumerator =*/ 7,
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/*.valueDenominator =*/ 100,
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},
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{
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/*.recipient =*/ "Zcash Foundation",
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/*.specification =*/ "https://zips.z.cash/zip-0214",
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/*.valueNumerator =*/ 5,
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/*.valueDenominator =*/ 100,
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},
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{
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/*.recipient =*/ "Major Grants",
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/*.specification =*/ "https://zips.z.cash/zip-0214",
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/*.valueNumerator =*/ 8,
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/*.valueDenominator =*/ 100,
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}
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};
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CAmount FSInfo::Value(CAmount blockSubsidy) const
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{
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// Integer division is floor division for nonnegative integers in C++
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return CAmount((blockSubsidy * valueNumerator) / valueDenominator);
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}
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std::set<FundingStreamShare> GetActiveFundingStreamShares(
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int nHeight,
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CAmount blockSubsidy,
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const Consensus::Params& params)
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{
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std::set<std::pair<FundingStreamAddress, CAmount>> requiredShares;
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for (int idx = Consensus::FIRST_FUNDING_STREAM; idx < Consensus::MAX_FUNDING_STREAMS; idx++) {
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auto fs = params.vFundingStreams[idx];
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// Funding period is [startHeight, endHeight)
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if (fs && nHeight >= fs.get().GetStartHeight() && nHeight < fs.get().GetEndHeight()) {
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requiredShares.insert(std::make_pair(
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fs.get().RecipientAddress(params, nHeight),
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FundingStreamInfo[idx].Value(blockSubsidy)));
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}
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}
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return requiredShares;
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};
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int GetMaxFundingStreamHeight(const Consensus::Params& params) {
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int result = 0;
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for (int idx = Consensus::FIRST_FUNDING_STREAM; idx < Consensus::MAX_FUNDING_STREAMS; idx++) {
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auto fs = params.vFundingStreams[idx];
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if (fs && result < fs.get().GetEndHeight()) {
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result = fs.get().GetEndHeight();
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}
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}
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return result;
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}
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} // namespace Consensus
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