1 //===-- Implementation of memmem ------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/string/memmem.h" 10 #include "src/__support/common.h" 11 #include "src/string/memory_utils/inline_memmem.h" 12 13 namespace LIBC_NAMESPACE { 14 15 LLVM_LIBC_FUNCTION(void *, memmem, 16 (const void *haystack, size_t haystack_len, 17 const void *needle, size_t needle_len)) { __anonc81a6ae20102(unsigned char l, unsigned char r) 18 constexpr auto COMP = [](unsigned char l, unsigned char r) -> int { 19 return l - r; 20 }; 21 return inline_memmem(haystack, haystack_len, needle, needle_len, COMP); 22 } 23 24 } // namespace LIBC_NAMESPACE 25