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79 lines
3.2 KiB
79 lines
3.2 KiB
/* Copyright 2025 Google Inc.
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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 "phonenumbers/phonenumbermatcher.h"
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#include <string>
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#include <vector>
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#include <limits>
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#include <unicode/unistr.h>
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#include "phonenumbers/base/basictypes.h"
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#include "phonenumbers/base/memory/scoped_ptr.h"
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#include "phonenumbers/base/memory/singleton.h"
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#include "phonenumbers/default_logger.h"
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#include "phonenumbers/phonenumber.h"
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#include "phonenumbers/phonenumbermatch.h"
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#include "phonenumbers/phonenumberutil.h"
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#include "phonenumbers/stringutil.h"
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#include "phonenumbers/asyoutypeformatter.h"
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#include "phonenumbers/shortnumberinfo.h"
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#include <fuzzer/FuzzedDataProvider.h>
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// returns a short number cost based on the data we got from libfuzzer
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i18n::phonenumbers::ShortNumberInfo::ShortNumberCost ConsumeShortNumberCost(
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FuzzedDataProvider& fuzzed_data) {
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switch (fuzzed_data.ConsumeIntegralInRange(0, 4)) {
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case 0: return i18n::phonenumbers::ShortNumberInfo::TOLL_FREE;
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case 1: return i18n::phonenumbers::ShortNumberInfo::STANDARD_RATE;
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case 2: return i18n::phonenumbers::ShortNumberInfo::PREMIUM_RATE;
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default: return i18n::phonenumbers::ShortNumberInfo::UNKNOWN_COST;
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}
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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// setup the data provider and util
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FuzzedDataProvider fuzzed_data(data, size);
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i18n::phonenumbers::PhoneNumberUtil* phone_util =
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i18n::phonenumbers::PhoneNumberUtil::GetInstance();
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// setup all the data we need to pass to the target methods
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i18n::phonenumbers::PhoneNumber phone_number;
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std::string number = fuzzed_data.ConsumeRandomLengthString(32);
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bool region_is_2_bytes = fuzzed_data.ConsumeBool();
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std::string region = fuzzed_data.ConsumeBytesAsString(region_is_2_bytes ? 2 : 3);
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if (fuzzed_data.ConsumeBool()) {
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phone_util->ParseAndKeepRawInput(number, region, &phone_number);
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} else {
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phone_util->Parse(number, region, &phone_number);
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}
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// fuzz the public methods
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i18n::phonenumbers::ShortNumberInfo short_info;
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short_info.IsPossibleShortNumberForRegion(phone_number, region);
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short_info.IsPossibleShortNumber(phone_number);
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short_info.IsValidShortNumber(phone_number);
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short_info.GetExpectedCostForRegion(phone_number, region);
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short_info.GetExpectedCost(phone_number);
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short_info.GetExampleShortNumber(region);
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i18n::phonenumbers::ShortNumberInfo::ShortNumberCost cost =
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ConsumeShortNumberCost(fuzzed_data);
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short_info.GetExampleShortNumberForCost(region, cost);
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short_info.ConnectsToEmergencyNumber(number, region);
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short_info.IsEmergencyNumber(number, region);
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short_info.IsCarrierSpecific(phone_number);
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short_info.IsCarrierSpecificForRegion(phone_number, region);
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short_info.IsSmsServiceForRegion(phone_number, region);
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return 0;
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}
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