File: query_parser_fuzzer.cc

package info (click to toggle)
chromium 138.0.7204.157-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,864 kB
  • sloc: cpp: 34,936,859; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,967; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; 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 (6) 
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;
}