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- // Copyright 2015 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include <stddef.h>
- #include <stdint.h>
- #include <string>
- #include "base/strings/utf_string_conversions.h"
- #include "components/translate/core/language_detection/language_detection_util.h"
- // Entry point for LibFuzzer.
- extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
- if (size == 0) {
- return 0;
- }
- uint8_t ch = data[0];
- int lang_len = ch & 0xF;
- int html_lang_len = (ch >> 4) & 0xF;
- int text_len = static_cast<int>(size) - lang_len - html_lang_len;
- if ((text_len < 0) || (text_len % sizeof(char16_t) != 0)) {
- return 0;
- }
- std::string lang(reinterpret_cast<const char*>(data), lang_len);
- std::string html_lang(reinterpret_cast<const char*>(data + lang_len),
- html_lang_len);
- std::u16string text(
- reinterpret_cast<const char16_t*>(data + lang_len + html_lang_len),
- text_len / sizeof(char16_t));
- std::string model_detected_language;
- bool is_model_reliable;
- float model_reliability_score;
- translate::DeterminePageLanguage(lang, html_lang, text,
- &model_detected_language, &is_model_reliable,
- model_reliability_score);
- return 0;
- }
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