/* * Copyright 2024 Google LLC * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /////////////////////////////////////// // Implements: // int memcmp(const void *s1, const void *s2, size_t n); #include int memcmp(const void *s1, const void *s2, size_t n) { const unsigned char *p1 = (const unsigned char*)s1; const unsigned char *p2 = (const unsigned char*)s2; while (n--) { int diff = *p1 - *p2; if (diff) { return diff; } p1++; p2++; } return 0; }