ReactOS  0.4.14-dev-552-g2fad488
ip6_addr.c
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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
69 {
70  if (addr == NULL) return 1;
71  return((addr->addr[0] | addr->addr[1] | addr->addr[2] | addr->addr[3]) == 0);
72 }
#define SMEMCPY(dst, src, len)
Definition: opt.h:92
GLenum GLint GLuint mask
Definition: glext.h:6028
u8_t ip_addr_isany(struct ip_addr *addr)
Definition: ip6_addr.c:68
void ip_addr_set(struct ip_addr *dest, struct ip_addr *src)
Definition: ip6_addr.c:58
smooth NULL
Definition: ftsmooth.c:416
u8_t ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2, struct ip_addr *mask)
Definition: ip6_addr.c:38
GLenum const GLvoid * addr
Definition: glext.h:9621
u8_t ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2)
Definition: ip6_addr.c:49
GLenum src
Definition: glext.h:6340
unsigned char u8_t
Definition: cc.h:23
static char * dest
Definition: rtl.c:135
u32_t addr
Definition: ip_addr.h:45