/* * Copyright (c) 2001-2004 Swedish Institute of Computer Science. * All rights reserved.  *  * Redistribution and use in source and binary forms, with or without modification,  * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, *    this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, *    this list of conditions and the following disclaimer in the documentation *    and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products *    derived from this software without specific prior written permission.  * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY  * OF SUCH DAMAGE. * * This file is part of the lwIP TCP/IP stack. *  * Author: Adam Dunkels <adam@sics.se> * */#include "lwip/ip_addr.h"#include "lwip/inet.h"intip_addr_maskcmp(struct ip_addr *addr1, struct ip_addr *addr2,                struct ip_addr *mask){  return((addr1->addr[0] & mask->addr[0]) == (addr2->addr[0] & mask->addr[0]) &&         (addr1->addr[1] & mask->addr[1]) == (addr2->addr[1] & mask->addr[1]) &&         (addr1->addr[2] & mask->addr[2]) == (addr2->addr[2] & mask->addr[2]) &&         (addr1->addr[3] & mask->addr[3]) == (addr2->addr[3] & mask->addr[3]));        }intip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2){  return(addr1->addr[0] == addr2->addr[0] &&         addr1->addr[1] == addr2->addr[1] &&         addr1->addr[2] == addr2->addr[2] &&         addr1->addr[3] == addr2->addr[3]);}voidip_addr_set(struct ip_addr *dest, struct ip_addr *src){  memcpy(dest, src, sizeof(struct ip_addr));  /*  dest->addr[0] = src->addr[0];  dest->addr[1] = src->addr[1];  dest->addr[2] = src->addr[2];  dest->addr[3] = src->addr[3];*/}intip_addr_isany(struct ip_addr *addr){  if (addr == NULL) return 1;  return((addr->addr[0] | addr->addr[1] | addr->addr[2] | addr->addr[3]) == 0);}/*#if IP_DEBUG*/voidip_addr_debug_print(struct ip_addr *addr){  printf("%lx:%lx:%lx:%lx:%lx:%lx:%lx:%lx",         ntohl(addr->addr[0]) >> 16 & 0xffff,         ntohl(addr->addr[0]) & 0xffff,         ntohl(addr->addr[1]) >> 16 & 0xffff,         ntohl(addr->addr[1]) & 0xffff,         ntohl(addr->addr[2]) >> 16 & 0xffff,         ntohl(addr->addr[2]) & 0xffff,         ntohl(addr->addr[3]) >> 16 & 0xffff,         ntohl(addr->addr[3]) & 0xffff);}/*#endif*/ /* IP_DEBUG */