Differential D10088 Diff 29894 src/wallet/coinselection.cpp

Changeset View

Standalone View

src/wallet/coinselection.cpp

	Show First 20 Lines • Show All 344 Lines • ▼ Show 20 Lines
	OutputGroup			OutputGroup

	******************************************************************************/			******************************************************************************/

	void OutputGroup::Insert(const CInputCoin &output, int depth, bool from_me,			void OutputGroup::Insert(const CInputCoin &output, int depth, bool from_me,
	size_t ancestors, size_t descendants) {			size_t ancestors, size_t descendants) {
	m_outputs.push_back(output);			m_outputs.push_back(output);
	m_from_me &= from_me;			m_from_me &= from_me;
	m_value += output.effective_value;			m_value += output.txout.nValue;
	m_depth = std::min(m_depth, depth);			m_depth = std::min(m_depth, depth);
	// ancestors here express the number of ancestors the new coin will end up			// ancestors here express the number of ancestors the new coin will end up
	// having, which is the sum, rather than the max; this will overestimate in			// having, which is the sum, rather than the max; this will overestimate in
	// the cases where multiple inputs have common ancestors			// the cases where multiple inputs have common ancestors
	m_ancestors += ancestors;			m_ancestors += ancestors;
	// descendants is the count as seen from the top ancestor, not the			// descendants is the count as seen from the top ancestor, not the
	// descendants as seen from the coin itself; thus, this value is counted as			// descendants as seen from the coin itself; thus, this value is counted as
	// the max, not the sum			// the max, not the sum
	m_descendants = std::max(m_descendants, descendants);			m_descendants = std::max(m_descendants, descendants);
	effective_value = m_value;			effective_value = m_value;
	}			}

	std::vector<CInputCoin>::iterator			std::vector<CInputCoin>::iterator
	OutputGroup::Discard(const CInputCoin &output) {			OutputGroup::Discard(const CInputCoin &output) {
	auto it = m_outputs.begin();			auto it = m_outputs.begin();
	while (it != m_outputs.end() && it->outpoint != output.outpoint) {			while (it != m_outputs.end() && it->outpoint != output.outpoint) {
	++it;			++it;
	}			}
	if (it == m_outputs.end()) {			if (it == m_outputs.end()) {
	return it;			return it;
	}			}
	m_value -= output.effective_value;			m_value -= output.txout.nValue;
	effective_value -= output.effective_value;			effective_value -= output.effective_value;
	return m_outputs.erase(it);			return m_outputs.erase(it);
	}			}

	bool OutputGroup::EligibleForSpending(			bool OutputGroup::EligibleForSpending(
	const CoinEligibilityFilter &eligibility_filter) const {			const CoinEligibilityFilter &eligibility_filter) const {
	return m_depth >= (m_from_me ? eligibility_filter.conf_mine			return m_depth >= (m_from_me ? eligibility_filter.conf_mine
	: eligibility_filter.conf_theirs) &&			: eligibility_filter.conf_theirs) &&
	m_ancestors <= eligibility_filter.max_ancestors &&			m_ancestors <= eligibility_filter.max_ancestors &&
	m_descendants <= eligibility_filter.max_descendants;			m_descendants <= eligibility_filter.max_descendants;
	}			}