26 lines
845 B
C++
26 lines
845 B
C++
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// Copyright 2015 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stddef.h>
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#include <stdint.h>
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#include "third_party/snappy/src/snappy-sinksource.h"
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#include "third_party/snappy/src/snappy.h"
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// Entry point for LibFuzzer.
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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snappy::ByteArraySource src(reinterpret_cast<const char*>(data), size);
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uint32_t len;
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// Note: src is invalid after GetUncompressedLength call.
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if (!snappy::GetUncompressedLength(&src, &len) || (len > 1E6)) {
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// We have to bail out, to avoid self-crafted decompression bombs.
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return 0;
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}
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std::string uncompressed_str;
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snappy::Uncompress(reinterpret_cast<const char*>(data), size,
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&uncompressed_str);
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return 0;
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}
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