1*71db0c75SAndroid Build Coastguard Worker //===-- Implementation of memmem ------------------------------------------===// 2*71db0c75SAndroid Build Coastguard Worker // 3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information. 5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*71db0c75SAndroid Build Coastguard Worker // 7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 8*71db0c75SAndroid Build Coastguard Worker 9*71db0c75SAndroid Build Coastguard Worker #include "src/string/memmem.h" 10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/common.h" 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 12*71db0c75SAndroid Build Coastguard Worker #include "src/string/memory_utils/inline_memmem.h" 13*71db0c75SAndroid Build Coastguard Worker 14*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 15*71db0c75SAndroid Build Coastguard Worker 16*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(void *, memmem, 17*71db0c75SAndroid Build Coastguard Worker (const void *haystack, size_t haystack_len, 18*71db0c75SAndroid Build Coastguard Worker const void *needle, size_t needle_len)) { __anon176b4b840102(unsigned char l, unsigned char r) 19*71db0c75SAndroid Build Coastguard Worker constexpr auto COMP = [](unsigned char l, unsigned char r) -> int { 20*71db0c75SAndroid Build Coastguard Worker return l - r; 21*71db0c75SAndroid Build Coastguard Worker }; 22*71db0c75SAndroid Build Coastguard Worker return inline_memmem(haystack, haystack_len, needle, needle_len, COMP); 23*71db0c75SAndroid Build Coastguard Worker } 24*71db0c75SAndroid Build Coastguard Worker 25*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 26