Add clang fuzzing harness. Thanks @landaire
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qoifuzz.c
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51
qoifuzz.c
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/*
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clang fuzzing harness for qoi_decode
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Compile and run with:
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clang -fsanitize=address,fuzzer -g -O0 qoifuzz.c && ./a.out
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Dominic Szablewski - https://phoboslab.org
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-- LICENSE: The MIT License(MIT)
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Copyright(c) 2021 Dominic Szablewski
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files(the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and / or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#define QOI_IMPLEMENTATION
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#include "qoi.h"
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#include <stddef.h>
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#include <stdint.h>
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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int w, h;
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if (size < 4) {
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return 0;
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}
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qoi_desc desc;
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void* decoded = qoi_decode((void*)(data + 4), (int)(size - 4), &desc, *((int *)data));
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if (decoded != NULL) {
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free(decoded);
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}
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return 0;
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}
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