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/*
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* bdiff.cc - fuzzer harness for bdiff.c
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*
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* Copyright 2018, Google Inc.
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*
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* This software may be used and distributed according to the terms of
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* the GNU General Public License, incorporated herein by reference.
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*/
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#include <memory>
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#include <stdlib.h>
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#include "FuzzedDataProvider.h"
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extern "C" {
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#include "bdiff.h"
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extern "C" int LLVMFuzzerInitialize(int *argc, char ***argv)
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{
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return 0;
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}
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int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
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{
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FuzzedDataProvider provider(Data, Size);
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std::string left = provider.ConsumeRandomLengthString(Size);
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std::string right = provider.ConsumeRemainingBytesAsString();
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struct bdiff_line *a, *b;
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int an = bdiff_splitlines(left.c_str(), left.size(), &a);
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int bn = bdiff_splitlines(right.c_str(), right.size(), &b);
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struct bdiff_hunk l;
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bdiff_diff(a, an, b, bn, &l);
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free(a);
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free(b);
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bdiff_freehunks(l.next);
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return 0; // Non-zero return values are reserved for future use.
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}
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} // extern "C"
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