1e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt/* 2e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * dhcpcd - DHCP client daemon 3e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * Copyright (c) 2006-2009 Roy Marples <roy@marples.name> 4e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * All rights reserved 5e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 6e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * Redistribution and use in source and binary forms, with or without 7e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * modification, are permitted provided that the following conditions 8e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * are met: 9e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * 1. Redistributions of source code must retain the above copyright 10e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * notice, this list of conditions and the following disclaimer. 11e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * 2. Redistributions in binary form must reproduce the above copyright 12e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * notice, this list of conditions and the following disclaimer in the 13e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * documentation and/or other materials provided with the distribution. 14e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * 15e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt * SUCH DAMAGE. 26e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt */ 27e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 28e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt#include <sys/types.h> 29e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 30e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt#include "strlcpy.h" 31e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 32e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidtsize_t 33e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidtstrlcpy(char *dst, const char *src, size_t size) 34e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt{ 35e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt const char *s = src; 36e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt size_t n = size; 37e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 38e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt if (n && --n) 39e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt do { 40e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt if (!(*dst++ = *src++)) 41e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt break; 42e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt } while (--n); 43e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 44e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt if (!n) { 45e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt if (size) 46e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt *dst = '\0'; 47e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt while (*src++); 48e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt } 49e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt 50e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt return src - s - 1; 51e86eee143ed21592f88a46623a81f71002430459Dmitry Shmidt} 52