1b6a20a49Scgyurgyik //===-- Implementation of memchr ------------------------------------------===// 2b6a20a49Scgyurgyik // 3b6a20a49Scgyurgyik // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4b6a20a49Scgyurgyik // See https://llvm.org/LICENSE.txt for license information. 5b6a20a49Scgyurgyik // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6b6a20a49Scgyurgyik // 7b6a20a49Scgyurgyik //===----------------------------------------------------------------------===// 8b6a20a49Scgyurgyik 9b6a20a49Scgyurgyik #include "src/string/memchr.h" 10c92d1aa4Scgyurgyik #include "src/string/string_utils.h" 11c92d1aa4Scgyurgyik 12b6a20a49Scgyurgyik #include "src/__support/common.h" 13b6a20a49Scgyurgyik #include <stddef.h> 14b6a20a49Scgyurgyik 15b6a20a49Scgyurgyik namespace __llvm_libc { 16b6a20a49Scgyurgyik 17b6a20a49Scgyurgyik // TODO: Look at performance benefits of comparing words. 18a0b65a7bSMichael Jones LLVM_LIBC_FUNCTION(void *, memchr, (const void *src, int c, size_t n)) { 19c92d1aa4Scgyurgyik return internal::find_first_character( 20*6d1543a1SAlex Brachet reinterpret_cast<const unsigned char *>(src), 21*6d1543a1SAlex Brachet static_cast<unsigned char>(c), n); 22b6a20a49Scgyurgyik } 23b6a20a49Scgyurgyik 24b6a20a49Scgyurgyik } // namespace __llvm_libc 25