townforge/tests/fuzz/decode_blocks.cpp
2021-11-27 17:18:58 +00:00

50 lines
2.1 KiB
C++

// Copyright (c) 2017-2020, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "include_base_utils.h"
#include "cc/cc.h"
#include "fuzzer.h"
BEGIN_INIT_SIMPLE_FUZZER()
END_INIT_SIMPLE_FUZZER()
BEGIN_SIMPLE_FUZZER()
uint8_t decoded[65536];
uint32_t decoded_len;
cc::decode_blocks(buf, len, decoded, &decoded_len);
uint8_t *buf2 = new uint8_t[len + 1024];
memcpy(buf2 + 1024, buf, len);
for (int i = 0; i < 512; ++i)
{
buf2[i * 2] = i < 512 ? 0xff : 0xfc;
buf2[i * 2 + 1] = 0;
}
cc::decode_blocks(buf2, len + 1024, decoded, &decoded_len);
delete[] buf2;
END_SIMPLE_FUZZER()