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39 lines
1.1 KiB
39 lines
1.1 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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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cpp-ethereum 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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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file SHA3MAC.cpp
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* @author Alex Leverington <nessence@gmail.com>
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* @date 2014
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*
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* SHA3 MAC
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*/
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#include "CryptoPP.h"
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#include "SHA3MAC.h"
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using namespace dev;
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using namespace dev::crypto;
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using namespace CryptoPP;
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void sha3mac(bytesConstRef _secret, bytesConstRef _plain, bytesRef _output)
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{
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CryptoPP::SHA3_256 ctx;
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ctx.Update((byte*)_secret.data(), _secret.size());
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ctx.Update((byte*)_plain.data(), _plain.size());
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assert(_output.size() >= 32);
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ctx.Final(_output.data());
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}
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