| 1 | //===-- Implementation of strtoull ----------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "src/stdlib/strtoull.h" |
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| 10 | #include "src/__support/common.h" |
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| 11 | #include "src/__support/libc_errno.h" |
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| 12 | #include "src/__support/macros/config.h" |
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| 13 | #include "src/__support/str_to_integer.h" |
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| 14 | |
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| 15 | namespace LIBC_NAMESPACE_DECL { |
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| 16 | |
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| 17 | LLVM_LIBC_FUNCTION(unsigned long long, strtoull, |
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| 18 | (const char *__restrict str, char **__restrict str_end, |
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| 19 | int base)) { |
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| 20 | auto result = internal::strtointeger<unsigned long long>(str, base); |
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| 21 | if (result.has_error()) |
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| 22 | libc_errno = result.error; |
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| 23 | |
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| 24 | if (str_end != nullptr) |
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| 25 | *str_end = const_cast<char *>(str + result.parsed_len); |
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| 26 | |
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| 27 | return result; |
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| 28 | } |
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| 29 | |
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| 30 | } // namespace LIBC_NAMESPACE_DECL |
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| 31 | |
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