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52 lines
1.5 KiB
52 lines
1.5 KiB
/* |
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2016 ZeroTier, Inc. https://www.zerotier.com/ |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "Capability.hpp" |
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#include "RuntimeEnvironment.hpp" |
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#include "Identity.hpp" |
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#include "Topology.hpp" |
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#include "Switch.hpp" |
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namespace ZeroTier { |
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int Capability::verify(const RuntimeEnvironment *RR) const |
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{ |
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try { |
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Buffer<(sizeof(Capability) * 2)> tmp; |
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this->serialize(tmp,true); |
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for(unsigned int c=0;c<ZT_MAX_CAPABILITY_CUSTODY_CHAIN_LENGTH;++c) { |
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if (!_custody[c].to) |
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return ((c == 0) ? -1 : 0); |
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if (!_custody[c].from) |
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return -1; |
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const Identity id(RR->topology->getIdentity(_custody[c].from)); |
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if (id) { |
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if (!id.verify(tmp.data(),tmp.size(),_custody[c].signature)) |
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return -1; |
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} else { |
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RR->sw->requestWhois(_custody[c].from); |
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return 1; |
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} |
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} |
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return 0; |
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} catch ( ... ) { |
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return -1; |
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} |
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} |
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} // namespace ZeroTier
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