| 1 | //===-- Implementation of memchr ------------------------------------------===// |
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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/string/memchr.h" |
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| 10 | #include "src/string/string_utils.h" |
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| 11 | |
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| 12 | #include "src/__support/common.h" |
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| 13 | #include <stddef.h> |
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| 14 | |
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| 15 | namespace LIBC_NAMESPACE { |
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| 16 | |
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| 17 | // TODO: Look at performance benefits of comparing words. |
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| 18 | LLVM_LIBC_FUNCTION(void *, memchr, (const void *src, int c, size_t n)) { |
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| 19 | return internal::find_first_character( |
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| 20 | src: reinterpret_cast<const unsigned char *>(src), |
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| 21 | ch: static_cast<unsigned char>(c), max_strlen: n); |
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| 22 | } |
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| 23 | |
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| 24 | } // namespace LIBC_NAMESPACE |
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| 25 | |
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