/* ** Copyright 2005, Michael Noisternig. All rights reserved. ** Copyright 2001, Travis Geiselbrecht. All rights reserved. ** Distributed under the terms of the NewOS License. */ /* * Copyright (c) 2008 Travis Geiselbrecht * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files * (the "Software"), to deal in the Software without restriction, * including without limitation the rights to use, copy, modify, merge, * publish, distribute, sublicense, and/or sell copies of the Software, * and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include // void * // memset(void *s, int c, size_t count) // { // char *xs = (char *) s; // // size_t len = (-(size_t)s) & (sizeof(size_t)-1); // // int cc = c & 0xff; // // if ( count > len ) { // // count -= len; // // cc |= cc << 8; // // cc |= cc << 16; // // // write to non-aligned memory byte-wise // // for ( ; len > 0; len-- ) // // *xs++ = c; // // // write to aligned memory dword-wise // // for ( len = count/sizeof(size_t); len > 0; len-- ) { // // *((size_t *)xs) = cc; // // xs += sizeof(size_t); // // } // // count &= sizeof(size_t)-1; // // } // // write remaining bytes // for ( ; count > 0; count-- ) // *xs++ = (char) c; // return s; // } void * memset (void *dest, int val, size_t len) { unsigned char *ptr = dest; while (len-- > 0) *ptr++ = (unsigned char) val; return dest; }