1/*
2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 *    this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 *    this list of conditions and the following disclaimer in the documentation
12 *    and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 *    derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25 * OF SUCH DAMAGE.
26 *
27 * This file is part of the lwIP TCP/IP stack.
28 *
29 * Author: Adam Dunkels <adam@sics.se>
30 *
31 */
32#ifndef __LWIP_IP_ADDR_H__
33#define __LWIP_IP_ADDR_H__
34
35#include "lwip/opt.h"
36
37#ifdef __cplusplus
38extern "C" {
39#endif
40
41#define IP_ADDR_ANY 0
42
43#ifdef PACK_STRUCT_USE_INCLUDES
44#include "arch/bpstruct.h"
45#endif
46    PACK_STRUCT_BEGIN struct ip_addr {
47        PACK_STRUCT_FIELD(u32_t addr[4]);
48    } PACK_STRUCT_STRUCT;
49     PACK_STRUCT_END
50#ifdef PACK_STRUCT_USE_INCLUDES
51#include "arch/epstruct.h"
52#endif
53/*
54 * struct ipaddr2 is used in the definition of the ARP packet format in
55 * order to support compilers that don't have structure packing.
56 */
57#ifdef PACK_STRUCT_USE_INCLUDES
58#include "arch/bpstruct.h"
59#endif
60     PACK_STRUCT_BEGIN struct ip_addr2 {
61        PACK_STRUCT_FIELD(u16_t addrw[2]);
62    } PACK_STRUCT_STRUCT;
63     PACK_STRUCT_END
64#ifdef PACK_STRUCT_USE_INCLUDES
65#include "arch/epstruct.h"
66#endif
67#define IP6_ADDR(ipaddr, a,b,c,d,e,f,g,h) do { (ipaddr)->addr[0] = htonl((u32_t)((a & 0xffff) << 16) | (b & 0xffff)); \
68                                               (ipaddr)->addr[1] = htonl(((c & 0xffff) << 16) | (d & 0xffff)); \
69                                               (ipaddr)->addr[2] = htonl(((e & 0xffff) << 16) | (f & 0xffff)); \
70                                               (ipaddr)->addr[3] = htonl(((g & 0xffff) << 16) | (h & 0xffff)); } while(0)
71     u8_t ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2,
72                         struct ip_addr *mask);
73    u8_t ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2);
74    void ip_addr_set(struct ip_addr *dest, struct ip_addr *src);
75    u8_t ip_addr_isany(struct ip_addr *addr);
76
77#define ip_addr_debug_print(debug, ipaddr) \
78        LWIP_DEBUGF(debug, ("%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F":%"X32_F"\n", \
79         (ntohl(ipaddr->addr[0]) >> 16) & 0xffff, \
80         ntohl(ipaddr->addr[0]) & 0xffff, \
81         (ntohl(ipaddr->addr[1]) >> 16) & 0xffff, \
82         ntohl(ipaddr->addr[1]) & 0xffff, \
83         (ntohl(ipaddr->addr[2]) >> 16) & 0xffff, \
84         ntohl(ipaddr->addr[2]) & 0xffff, \
85         (ntohl(ipaddr->addr[3]) >> 16) & 0xffff, \
86         ntohl(ipaddr->addr[3]) & 0xffff));
87
88#ifdef __cplusplus
89}
90#endif
91#endif                          /* __LWIP_IP_ADDR_H__ */
92