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// © 2019 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
#include <cstring>
#include "fuzzer_utils.h"
#include "unicode/dtptngen.h"
#include "unicode/localpointer.h"
#include "unicode/locid.h"
IcuEnvironment* env = new IcuEnvironment();
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
UErrorCode status = U_ZERO_ERROR;
uint16_t rnd16;
if (size < 2 + sizeof(rnd16))
return 0;
std::memcpy(&rnd16, data, sizeof(rnd16));
size -= sizeof(rnd16);
data += sizeof(rnd16);
const icu::Locale& locale = GetRandomLocale(rnd16);
std::unique_ptr<char16_t[]> fuzzbuff(new char16_t[size/2]);
std::memcpy(fuzzbuff.get(), data, (size/2)*2);
icu::UnicodeString fuzzstr(false, fuzzbuff.get(), size/2);
icu::LocalPointer<icu::DateTimePatternGenerator > gen(
icu::DateTimePatternGenerator::createInstance(locale, status), status);
if (U_SUCCESS(status)) {
status = U_ZERO_ERROR;
gen->getSkeleton(fuzzstr, status);
status = U_ZERO_ERROR;
gen->getBaseSkeleton(fuzzstr, status);
status = U_ZERO_ERROR;
gen->getBaseSkeleton(fuzzstr, status);
status = U_ZERO_ERROR;
gen->getPatternForSkeleton(fuzzstr);
status = U_ZERO_ERROR;
gen->getBestPattern(fuzzstr, status);
status = U_ZERO_ERROR;
icu::DateTimePatternGenerator::staticGetSkeleton(fuzzstr, status);
status = U_ZERO_ERROR;
icu::DateTimePatternGenerator::staticGetBaseSkeleton (fuzzstr, status);
}
status = U_ZERO_ERROR;
std::string str(reinterpret_cast<const char*>(data), size);
gen.adoptInstead(icu::DateTimePatternGenerator::createInstance(icu::Locale(str.c_str()), status));
return 0;
}
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