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7ae1ba91a8
Add basic fuzz drivers for CLSAG signature algorithm
77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
// Copyright (c) 2017-2020, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "cryptonote_basic/cryptonote_basic.h"
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#include "ringct/rctSigs.h"
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using namespace crypto;
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using namespace rct;
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static key message;
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static ctkeyV pubs;
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static key p, t, t2, u;
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static ctkey backup;
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static key Cout;
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static ctkey insk;
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static clsag clsag_s;
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inline static void clsag_init() {
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message = identity();
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const size_t N = 11;
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const size_t idx = 5;
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for (size_t i = 0; i < N; ++i)
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{
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key sk;
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ctkey tmp;
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skpkGen(sk, tmp.dest);
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skpkGen(sk, tmp.mask);
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pubs.push_back(tmp);
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}
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// Set P[idx]
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skpkGen(p, pubs[idx].dest);
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// Set C[idx]
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t = skGen();
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u = skGen();
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addKeys2(pubs[idx].mask,t,u,H);
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// Set commitment offset
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t2 = skGen();
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addKeys2(Cout,t2,u,H);
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// Prepare generation inputs
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insk.dest = p;
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insk.mask = t;
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clsag_s = proveRctCLSAGSimple(message,pubs,insk,t2,Cout,NULL,NULL,NULL,idx,hw::get_device("default"));
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}
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