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jeremybenn |
/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#include "lwip/ip_addr.h"
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#include "lwip/inet.h"
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u8_t
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ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2,
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struct ip_addr *mask)
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{
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return((addr1->addr[0] & mask->addr[0]) == (addr2->addr[0] & mask->addr[0]) &&
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(addr1->addr[1] & mask->addr[1]) == (addr2->addr[1] & mask->addr[1]) &&
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(addr1->addr[2] & mask->addr[2]) == (addr2->addr[2] & mask->addr[2]) &&
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(addr1->addr[3] & mask->addr[3]) == (addr2->addr[3] & mask->addr[3]));
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}
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u8_t
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ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2)
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{
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return(addr1->addr[0] == addr2->addr[0] &&
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addr1->addr[1] == addr2->addr[1] &&
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addr1->addr[2] == addr2->addr[2] &&
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addr1->addr[3] == addr2->addr[3]);
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}
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void
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ip_addr_set(struct ip_addr *dest, struct ip_addr *src)
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{
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memcpy(dest, src, sizeof(struct ip_addr));
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/* dest->addr[0] = src->addr[0];
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dest->addr[1] = src->addr[1];
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dest->addr[2] = src->addr[2];
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dest->addr[3] = src->addr[3];*/
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}
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u8_t
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ip_addr_isany(struct ip_addr *addr)
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{
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if (addr == NULL) return 1;
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return((addr->addr[0] | addr->addr[1] | addr->addr[2] | addr->addr[3]) == 0);
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}
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/*#if IP_DEBUG*/
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void
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ip_addr_debug_print(struct ip_addr *addr)
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{
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printf("%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F",
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ntohl(addr->addr[0]) >> 16 & 0xffff,
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ntohl(addr->addr[0]) & 0xffff,
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ntohl(addr->addr[1]) >> 16 & 0xffff,
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ntohl(addr->addr[1]) & 0xffff,
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ntohl(addr->addr[2]) >> 16 & 0xffff,
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ntohl(addr->addr[2]) & 0xffff,
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ntohl(addr->addr[3]) >> 16 & 0xffff,
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ntohl(addr->addr[3]) & 0xffff);
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}
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/*#endif*/ /* IP_DEBUG */
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