50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include <fuzzer/FuzzedDataProvider.h>
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#include <cstdint>
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#include <cstdlib>
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#include "tensorflow/core/platform/str_util.h"
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#include "tensorflow/core/platform/stringpiece.h"
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// This is a fuzzer for tensorflow::str_util::ConsumeLeadingDigits
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namespace {
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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FuzzedDataProvider fuzzed_data(data, size);
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while (fuzzed_data.remaining_bytes() > 0) {
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std::string s = fuzzed_data.ConsumeRandomLengthString(25);
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tensorflow::StringPiece sp(s);
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tensorflow::uint64 val;
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const bool leading_digits =
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tensorflow::str_util::ConsumeLeadingDigits(&sp, &val);
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const char lead_char_consume_digits = *(sp.data());
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if (leading_digits) {
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if (lead_char_consume_digits >= '0') {
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assert(lead_char_consume_digits > '9');
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}
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assert(val >= 0);
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}
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}
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return 0;
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}
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} // namespace
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