1 files changed, 72 insertions, 0 deletions
diff --git a/node/CertificateOfOwnership.cpp b/node/CertificateOfOwnership.cpp
new file mode 100644
index 00000000..8ee67865
--- /dev/null
+++ b/node/CertificateOfOwnership.cpp
@@ -0,0 +1,72 @@
+/*
+ * ZeroTier One - Network Virtualization Everywhere
+ * Copyright (C) 2011-2018  ZeroTier, Inc.  https://www.zerotier.com/
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * --
+ *
+ * You can be released from the requirements of the license by purchasing
+ * a commercial license. Buying such a license is mandatory as soon as you
+ * develop commercial closed-source software that incorporates or links
+ * directly against ZeroTier software without disclosing the source code
+ * of your own application.
+ */
+
+#include "CertificateOfOwnership.hpp"
+#include "RuntimeEnvironment.hpp"
+#include "Identity.hpp"
+#include "Topology.hpp"
+#include "Switch.hpp"
+#include "Network.hpp"
+#include "Node.hpp"
+
+namespace ZeroTier {
+
+int CertificateOfOwnership::verify(const RuntimeEnvironment *RR,void *tPtr) const
+{
+	if ((!_signedBy)||(_signedBy != Network::controllerFor(_networkId)))
+		return -1;
+	const Identity id(RR->topology->getIdentity(tPtr,_signedBy));
+	if (!id) {
+		RR->sw->requestWhois(tPtr,RR->node->now(),_signedBy);
+		return 1;
+	}
+	try {
+		Buffer<(sizeof(CertificateOfOwnership) + 64)> tmp;
+		this->serialize(tmp,true);
+		return (id.verify(tmp.data(),tmp.size(),_signature) ? 0 : -1);
+	} catch ( ... ) {
+		return -1;
+	}
+}
+
+bool CertificateOfOwnership::_owns(const CertificateOfOwnership::Thing &t,const void *v,unsigned int l) const
+{
+	for(unsigned int i=0,j=_thingCount;i<j;++i) {
+		if (_thingTypes[i] == (uint8_t)t) {
+			unsigned int k = 0;
+			while (k < l) {
+				if (reinterpret_cast<const uint8_t *>(v)[k] != _thingValues[i][k])
+					break;
+				++k;
+			}
+			if (k == l)
+				return true;
+		}
+	}
+	return false;
+}
+
+} // namespace ZeroTier