xref: /aosp_15_r20/external/llvm-libc/test/src/stdlib/strtoint64_test.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)

//===-- Unittests for strtoint64 ------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include <stdint.h>

#include "src/__support/macros/config.h"
#include "src/__support/str_to_integer.h"
#include "src/errno/libc_errno.h"

#include "StrtolTest.h"
#include "test/UnitTest/Test.h"

namespace LIBC_NAMESPACE_DECL {

int64_t strtoint64(const char *__restrict str, char **__restrict str_end,
                   int base) {
  auto result = internal::strtointeger<int64_t>(str, base);
  if (result.has_error())
    LIBC_NAMESPACE::libc_errno = result.error;

  if (str_end != nullptr)
    *str_end = const_cast<char *>(str + result.parsed_len);

  return result;
}

uint64_t strtouint64(const char *__restrict str, char **__restrict str_end,
                     int base) {
  auto result = internal::strtointeger<uint64_t>(str, base);
  if (result.has_error())
    LIBC_NAMESPACE::libc_errno = result.error;

  if (str_end != nullptr)
    *str_end = const_cast<char *>(str + result.parsed_len);

  return result;
}
} // namespace LIBC_NAMESPACE_DECL

STRTOL_TEST(Strtoint64, LIBC_NAMESPACE::strtoint64)
STRTOL_TEST(Strtouint64, LIBC_NAMESPACE::strtouint64)