- Fix the stupid mess we created when making this from the cmake branch
[reactos.git] / lib / drivers / lwip / src / core / ipv6 / ip6_addr.c
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
33 #include "lwip/opt.h"
34 #include "lwip/ip_addr.h"
35 #include "lwip/inet.h"
36
37 u8_t
38 ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2,
39 struct ip_addr *mask)
40 {
41 return((addr1->addr[0] & mask->addr[0]) == (addr2->addr[0] & mask->addr[0]) &&
42 (addr1->addr[1] & mask->addr[1]) == (addr2->addr[1] & mask->addr[1]) &&
43 (addr1->addr[2] & mask->addr[2]) == (addr2->addr[2] & mask->addr[2]) &&
44 (addr1->addr[3] & mask->addr[3]) == (addr2->addr[3] & mask->addr[3]));
45
46 }
47
48 u8_t
49 ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2)
50 {
51 return(addr1->addr[0] == addr2->addr[0] &&
52 addr1->addr[1] == addr2->addr[1] &&
53 addr1->addr[2] == addr2->addr[2] &&
54 addr1->addr[3] == addr2->addr[3]);
55 }
56
57 void
58 ip_addr_set(struct ip_addr *dest, struct ip_addr *src)
59 {
60 SMEMCPY(dest, src, sizeof(struct ip_addr));
61 /* dest->addr[0] = src->addr[0];
62 dest->addr[1] = src->addr[1];
63 dest->addr[2] = src->addr[2];
64 dest->addr[3] = src->addr[3];*/
65 }
66
67 u8_t
68 ip_addr_isany(struct ip_addr *addr)
69 {
70 if (addr == NULL) return 1;
71 return((addr->addr[0] | addr->addr[1] | addr->addr[2] | addr->addr[3]) == 0);
72 }