/* * Copyright (c) 2013 Apple Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ #include <platform/string.h> #if !_PLATFORM_OPTIMIZED_MEMCCPY #include <stdlib.h> void * _platform_memccpy(void *t, const void *f, int c, size_t n) { void *last; if (n == 0) { return NULL; } last = _platform_memchr(f, c, n); if (last == NULL) { _platform_memmove(t, f, n); return NULL; } else { n = (char *)last - (char *)f + 1; _platform_memmove(t, f, n); return (void *)((char *)t + n); } } #if VARIANT_STATIC void * memccpy(void *t, const void *f, int c, size_t n) { return _platform_memccpy(t, f, c, n); } #endif #endif