| //===-- Implementation of strnlen------------------------------------------===// |
| // |
| // 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 "src/string/strnlen.h" |
| #include "src/string/string_utils.h" |
| |
| #include "src/__support/common.h" |
| #include <stddef.h> |
| |
| namespace __llvm_libc { |
| |
| LLVM_LIBC_FUNCTION(size_t, strnlen, (const char *src, size_t n)) { |
| const void *temp = internal::find_first_character( |
| reinterpret_cast<const unsigned char *>(src), '\0', n); |
| return temp ? reinterpret_cast<const char *>(temp) - src : n; |
| } |
| |
| } // namespace __llvm_libc |
