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37be9888 AJ |
1 | /* |
2 | * Copyright (C) 1996-2014 The Squid Software Foundation and contributors | |
3 | * | |
4 | * Squid software is distributed under GPLv2+ license and includes | |
5 | * contributions from numerous individuals and organizations. | |
6 | * Please see the COPYING and CONTRIBUTORS files for details. | |
7 | */ | |
8 | ||
a98c2da5 AJ |
9 | /* |
10 | * Squid Change History: | |
11 | * | |
cd937acb | 12 | * 2009-10-16 : import eui64_aton() function from NetBSD eui64.c |
a98c2da5 AJ |
13 | */ |
14 | ||
15 | /* $NetBSD: eui64.c,v 1.1 2005/07/11 15:35:25 kiyohara Exp $ */ | |
16 | /* | |
17 | * Copyright 2004 The Aerospace Corporation. All rights reserved. | |
18 | * | |
19 | * Redistribution and use in source and binary forms, with or without | |
20 | * modification, are permitted provided that the following conditions | |
21 | * are met: | |
22 | * | |
23 | * 1. Redistributions of source code must retain the above copyright | |
24 | * notice, this list of conditions, and the following disclaimer. | |
25 | * 2. Redistributions in binary form must reproduce the above copyright | |
26 | * notice, this list of conditions, and the following disclaimer in the | |
27 | * documentation and/or other materials provided with the distribution. | |
28 | * 3. The name of The Aerospace Corporation may not be used to endorse or | |
29 | * promote products derived from this software. | |
30 | * | |
31 | * THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION "AS IS" AND | |
32 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
33 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
34 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE | |
35 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
39 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
40 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
41 | * SUCH DAMAGE. | |
42 | * | |
43 | * Copyright (c) 1995 | |
44 | * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. | |
45 | * | |
46 | * Redistribution and use in source and binary forms, with or without | |
47 | * modification, are permitted provided that the following conditions | |
48 | * are met: | |
49 | * 1. Redistributions of source code must retain the above copyright | |
50 | * notice, this list of conditions and the following disclaimer. | |
51 | * 2. Redistributions in binary form must reproduce the above copyright | |
52 | * notice, this list of conditions and the following disclaimer in the | |
53 | * documentation and/or other materials provided with the distribution. | |
54 | * 3. All advertising materials mentioning features or use of this software | |
55 | * must display the following acknowledgement: | |
56 | * This product includes software developed by Bill Paul. | |
57 | * 4. Neither the name of the author nor the names of any co-contributors | |
58 | * may be used to endorse or promote products derived from this software | |
59 | * without specific prior written permission. | |
60 | * | |
61 | * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND | |
62 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
63 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
64 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
65 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
66 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
67 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
68 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
69 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
70 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
71 | * SUCH DAMAGE. | |
72 | * | |
73 | * EUI-64 conversion and lookup routines | |
74 | * | |
75 | * | |
76 | * Converted from ether_addr.c rev | |
77 | * FreeBSD: src/lib/libc/net/eui64.c,v 1.15 2002/04/08 07:51:10 ru Exp | |
78 | * by Brooks Davis | |
79 | * | |
80 | * Written by Bill Paul <wpaul@ctr.columbia.edu> | |
81 | * Center for Telecommunications Research | |
82 | * Columbia University, New York City | |
83 | */ | |
84 | ||
f7f3304a | 85 | #include "squid.h" |
cd937acb | 86 | #include "compat/eui64_aton.h" |
a98c2da5 | 87 | |
4de1e2da AJ |
88 | #if SQUID_EUI64_ATON |
89 | ||
a98c2da5 AJ |
90 | /* |
91 | * Convert an ASCII representation of an EUI-64 to binary form. | |
92 | */ | |
93 | int | |
94 | eui64_aton(const char *a, struct eui64 *e) | |
95 | { | |
05320519 A |
96 | int i; |
97 | unsigned int o0, o1, o2, o3, o4, o5, o6, o7; | |
a98c2da5 | 98 | |
05320519 A |
99 | /* canonical form */ |
100 | i = sscanf(a, "%x-%x-%x-%x-%x-%x-%x-%x", | |
101 | &o0, &o1, &o2, &o3, &o4, &o5, &o6, &o7); | |
102 | if (i == EUI64_LEN) | |
103 | goto good; | |
104 | /* ethernet form */ | |
105 | i = sscanf(a, "%x:%x:%x:%x:%x:%x:%x:%x", | |
106 | &o0, &o1, &o2, &o3, &o4, &o5, &o6, &o7); | |
107 | if (i == EUI64_LEN) | |
108 | goto good; | |
109 | /* classic fwcontrol/dconschat form */ | |
110 | i = sscanf(a, "0x%2x%2x%2x%2x%2x%2x%2x%2x", | |
111 | &o0, &o1, &o2, &o3, &o4, &o5, &o6, &o7); | |
112 | if (i == EUI64_LEN) | |
113 | goto good; | |
114 | /* MAC format (-) */ | |
115 | i = sscanf(a, "%x-%x-%x-%x-%x-%x", | |
116 | &o0, &o1, &o2, &o5, &o6, &o7); | |
117 | if (i == 6) { | |
118 | o3 = 0xff; | |
119 | o4 = 0xfe; | |
120 | goto good; | |
121 | } | |
122 | /* MAC format (:) */ | |
123 | i = sscanf(a, "%x:%x:%x:%x:%x:%x", | |
124 | &o0, &o1, &o2, &o5, &o6, &o7); | |
125 | if (i == 6) { | |
126 | o3 = 0xff; | |
127 | o4 = 0xfe; | |
128 | goto good; | |
129 | } | |
a98c2da5 | 130 | |
05320519 | 131 | return (-1); |
a98c2da5 AJ |
132 | |
133 | good: | |
05320519 A |
134 | e->octet[0]=o0; |
135 | e->octet[1]=o1; | |
136 | e->octet[2]=o2; | |
137 | e->octet[3]=o3; | |
138 | e->octet[4]=o4; | |
139 | e->octet[5]=o5; | |
140 | e->octet[6]=o6; | |
141 | e->octet[7]=o7; | |
a98c2da5 | 142 | |
05320519 | 143 | return (0); |
a98c2da5 | 144 | } |
4de1e2da AJ |
145 | |
146 | #endif /* !SQUID_EUI64_ATON */ | |
f53969cc | 147 |