Differential D9597 Diff 28655 src/avalanche/delegationbuilder.cpp

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src/avalanche/delegationbuilder.cpp

Show All 30 Lines	bool DelegationBuilder::importDelegation(const Delegation &d) {
for (auto &l : d.levels) {		for (auto &l : d.levels) {
levels.back().sig = l.sig;		levels.back().sig = l.sig;
levels.push_back({l.pubkey, {}});		levels.push_back({l.pubkey, {}});
}		}

return true;		return true;
}		}

bool DelegationBuilder::addLevel(const CKey &key, const CPubKey &master) {		bool DelegationBuilder::addLevel(const CKey &delegatorKey,
		const CPubKey &delegatedPubKey) {
// Ensures that the private key provided is the one we need.		// Ensures that the private key provided is the one we need.
if (levels.back().pubkey != key.GetPubKey()) {		if (levels.back().pubkey != delegatorKey.GetPubKey()) {
return false;		return false;
}		}

CHashWriter ss(SER_GETHASH, 0);		CHashWriter ss(SER_GETHASH, 0);
ss << dgid;		ss << dgid;
ss << master;		ss << delegatedPubKey;
auto hash = ss.GetHash();		auto hash = ss.GetHash();

if (!key.SignSchnorr(hash, levels.back().sig)) {		if (!delegatorKey.SignSchnorr(hash, levels.back().sig)) {
return false;		return false;
}		}

dgid = DelegationId(hash);		dgid = DelegationId(hash);
levels.push_back({master, {}});		levels.push_back({delegatedPubKey, {}});
return true;		return true;
}		}

Delegation DelegationBuilder::build() const {		Delegation DelegationBuilder::build() const {
std::vector<Delegation::Level> dglvls;		std::vector<Delegation::Level> dglvls;
for (size_t i = 1; i < levels.size(); i++) {		for (size_t i = 1; i < levels.size(); i++) {
dglvls.push_back({levels[i].pubkey, levels[i - 1].sig});		dglvls.push_back({levels[i].pubkey, levels[i - 1].sig});
}		}

return Delegation(proofid, dgid, std::move(dglvls));		return Delegation(proofid, dgid, std::move(dglvls));
}		}

} // namespace avalanche		} // namespace avalanche