Annotation of embedaddon/libpdel/structs/type/structs_type_ip6.c, revision 1.1.1.1
1.1 misho 1:
2: /*
3: * Copyright (c) 2001-2002 Packet Design, LLC.
4: * All rights reserved.
5: *
6: * Subject to the following obligations and disclaimer of warranty,
7: * use and redistribution of this software, in source or object code
8: * forms, with or without modifications are expressly permitted by
9: * Packet Design; provided, however, that:
10: *
11: * (i) Any and all reproductions of the source or object code
12: * must include the copyright notice above and the following
13: * disclaimer of warranties; and
14: * (ii) No rights are granted, in any manner or form, to use
15: * Packet Design trademarks, including the mark "PACKET DESIGN"
16: * on advertising, endorsements, or otherwise except as such
17: * appears in the above copyright notice or in the software.
18: *
19: * THIS SOFTWARE IS BEING PROVIDED BY PACKET DESIGN "AS IS", AND
20: * TO THE MAXIMUM EXTENT PERMITTED BY LAW, PACKET DESIGN MAKES NO
21: * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING
22: * THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED
23: * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
24: * OR NON-INFRINGEMENT. PACKET DESIGN DOES NOT WARRANT, GUARANTEE,
25: * OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS
26: * OF THE USE OF THIS SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY,
27: * RELIABILITY OR OTHERWISE. IN NO EVENT SHALL PACKET DESIGN BE
28: * LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING OUT OF ANY USE
29: * OF THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY DIRECT,
30: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL
31: * DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, LOSS OF
32: * USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY THEORY OF
33: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
35: * THE USE OF THIS SOFTWARE, EVEN IF PACKET DESIGN IS ADVISED OF
36: * THE POSSIBILITY OF SUCH DAMAGE.
37: *
38: * Author: Archie Cobbs <archie@freebsd.org>
39: */
40:
41: #include <sys/types.h>
42: #include <sys/socket.h>
43: #include <netinet/in.h>
44: #include <arpa/inet.h>
45: #include <net/ethernet.h>
46:
47: #include <stdio.h>
48: #include <stdlib.h>
49: #include <stdarg.h>
50: #include <string.h>
51: #include <errno.h>
52: #include <ctype.h>
53:
54: #include "structs/structs.h"
55: #include "structs/type/array.h"
56: #include "structs/type/ip6.h"
57: #include "util/typed_mem.h"
58:
59: /*********************************************************************
60: IPv6 ADDRESS TYPE
61: *********************************************************************/
62:
63: static structs_ascify_t structs_ip6_ascify;
64: static structs_binify_t structs_ip6_binify;
65:
66: static char *
67: structs_ip6_ascify(const struct structs_type *type,
68: const char *mtype, const void *data)
69: {
70: char *res;
71:
72: if ((res = MALLOC(mtype, INET6_ADDRSTRLEN + 1)) != NULL)
73: inet_ntop(AF_INET6, data, res, INET6_ADDRSTRLEN);
74: return (res);
75: }
76:
77: static int
78: structs_ip6_binify(const struct structs_type *type,
79: const char *ascii, void *data, char *ebuf, size_t emax)
80: {
81: switch (inet_pton(AF_INET6, ascii, data)) {
82: case 0:
83: strlcpy(ebuf, "invalid IPv6 address", emax);
84: errno = EINVAL;
85: break;
86: case 1:
87: return (0);
88: default:
89: break;
90: }
91: return (-1);
92: }
93:
94: const struct structs_type structs_type_ip6 = {
95: sizeof(struct in6_addr),
96: "ip6",
97: STRUCTS_TYPE_PRIMITIVE,
98: structs_region_init,
99: structs_region_copy,
100: structs_region_equal,
101: structs_ip6_ascify,
102: structs_ip6_binify,
103: structs_region_encode,
104: structs_region_decode,
105: structs_nothing_free,
106: };
107:
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