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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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#ifndef __LWIP_IP_ADDR_H__
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#define __LWIP_IP_ADDR_H__
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#include "lwip/opt.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define IP_ADDR_ANY 0
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/bpstruct.h"
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#endif
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PACK_STRUCT_BEGIN
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struct ip_addr {
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PACK_STRUCT_FIELD(u32_t addr[4]);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/epstruct.h"
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#endif
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/*
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* struct ipaddr2 is used in the definition of the ARP packet format in
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* order to support compilers that don't have structure packing.
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*/
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/bpstruct.h"
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#endif
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PACK_STRUCT_BEGIN
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struct ip_addr2 {
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PACK_STRUCT_FIELD(u16_t addrw[2]);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/epstruct.h"
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#endif
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#define IP6_ADDR(ipaddr, a,b,c,d,e,f,g,h) do { (ipaddr)->addr[0] = htonl((u32_t)((a & 0xffff) << 16) | (b & 0xffff)); \
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(ipaddr)->addr[1] = htonl(((c & 0xffff) << 16) | (d & 0xffff)); \
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(ipaddr)->addr[2] = htonl(((e & 0xffff) << 16) | (f & 0xffff)); \
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(ipaddr)->addr[3] = htonl(((g & 0xffff) << 16) | (h & 0xffff)); } while(0)
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u8_t ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2,
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struct ip_addr *mask);
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u8_t ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2);
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void ip_addr_set(struct ip_addr *dest, struct ip_addr *src);
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u8_t ip_addr_isany(struct ip_addr *addr);
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#define ip_addr_debug_print(debug, ipaddr) \
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LWIP_DEBUGF(debug, ("%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F"\n", \
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(ntohl(ipaddr->addr[0]) >> 16) & 0xffff, \
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ntohl(ipaddr->addr[0]) & 0xffff, \
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(ntohl(ipaddr->addr[1]) >> 16) & 0xffff, \
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ntohl(ipaddr->addr[1]) & 0xffff, \
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(ntohl(ipaddr->addr[2]) >> 16) & 0xffff, \
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ntohl(ipaddr->addr[2]) & 0xffff, \
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(ntohl(ipaddr->addr[3]) >> 16) & 0xffff, \
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ntohl(ipaddr->addr[3]) & 0xffff));
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LWIP_IP_ADDR_H__ */
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