1 // © 2023 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3
4 #include <cstring>
5
6 #include "fuzzer_utils.h"
7 #include "unicode/localpointer.h"
8 #include "unicode/timezone.h"
9 #include "unicode/vtzone.h"
10
11 IcuEnvironment* env = new IcuEnvironment();
12
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
14
15 // Limit the test for at most 1000 Unicode characters.
16 if (size > 2000) {
17 size = 2000;
18 }
19 size_t unistr_size = size/2;
20 std::unique_ptr<char16_t[]> fuzzbuff(new char16_t[unistr_size]);
21 std::memcpy(fuzzbuff.get(), data, unistr_size * 2);
22 icu::UnicodeString fuzzstr(false, fuzzbuff.get(), unistr_size);
23
24 icu::LocalPointer<icu::TimeZone> tz(
25 icu::TimeZone::createTimeZone(fuzzstr));
26
27 icu::TimeZone::getEquivalentID(fuzzstr, size);
28
29 icu::UnicodeString output;
30
31 UErrorCode status = U_ZERO_ERROR;
32 UBool system;
33 icu::TimeZone::getCanonicalID(fuzzstr, output, system, status);
34
35 status = U_ZERO_ERROR;
36 icu::TimeZone::getIanaID(fuzzstr, output, status);
37
38 status = U_ZERO_ERROR;
39 icu::TimeZone::getWindowsID(fuzzstr, output, status);
40
41 status = U_ZERO_ERROR;
42 icu::TimeZone::getRegion(fuzzstr, status);
43
44 tz.adoptInstead(icu::VTimeZone::createVTimeZoneByID(fuzzstr));
45
46 status = U_ZERO_ERROR;
47 tz.adoptInstead(icu::VTimeZone::createVTimeZone(fuzzstr, status));
48 return 0;
49 }
50