File: query_parser_fuzzer.cc

package info (click to toggle)
chromium 139.0.7258.127-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 6,122,068 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (36 lines) | stat: -rw-r--r-- 1,109 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
 
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <fuzzer/FuzzedDataProvider.h>
#include <stddef.h>
#include <stdint.h>

#include "base/at_exit.h"
#include "base/i18n/icu_util.h"
#include "base/strings/utf_string_conversions.h"
#include "components/query_parser/query_parser.h"

struct Environment {
  Environment() { CHECK(base::i18n::InitializeICU()); }
  base::AtExitManager at_exit_manager;
};

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  static Environment env;

  constexpr size_t kMaxSize = 1 << 16;
  if (size > kMaxSize)
    return 0;

  FuzzedDataProvider data_provider(data, size);
  const query_parser::MatchingAlgorithm matching_alg =
      data_provider.ConsumeEnum<query_parser::MatchingAlgorithm>();
  const std::u16string query16 = base::UTF8ToUTF16(
      data_provider.ConsumeBytesAsString(data_provider.remaining_bytes()));

  std::vector<std::u16string> words;
  query_parser::QueryParser::ParseQueryWords(query16, matching_alg, &words);

  return 0;
}