hinfo_13.c revision 1.7 
1/*
2 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
10 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
14 * PERFORMANCE OF THIS SOFTWARE.
15 */
16
17/* $Id: hinfo_13.c,v 1.7 2020/02/24 17:44:44 florian Exp $ */
18
19/*
20 * Reviewed: Wed Mar 15 16:47:10 PST 2000 by halley.
21 */
22
23#ifndef RDATA_GENERIC_HINFO_13_C
24#define RDATA_GENERIC_HINFO_13_C
25
26#define RRTYPE_HINFO_ATTRIBUTES (0)
27
28static inline isc_result_t
29totext_hinfo(ARGS_TOTEXT) {
30	isc_region_t region;
31
32	UNUSED(tctx);
33
34	REQUIRE(rdata->type == dns_rdatatype_hinfo);
35	REQUIRE(rdata->length != 0);
36
37	dns_rdata_toregion(rdata, &region);
38	RETERR(txt_totext(&region, ISC_TRUE, target));
39	RETERR(str_totext(" ", target));
40	return (txt_totext(&region, ISC_TRUE, target));
41}
42
43static inline isc_result_t
44fromwire_hinfo(ARGS_FROMWIRE) {
45
46	REQUIRE(type == dns_rdatatype_hinfo);
47
48	UNUSED(type);
49	UNUSED(dctx);
50	UNUSED(rdclass);
51	UNUSED(options);
52
53	RETERR(txt_fromwire(source, target));
54	return (txt_fromwire(source, target));
55}
56
57static inline isc_result_t
58towire_hinfo(ARGS_TOWIRE) {
59
60	UNUSED(cctx);
61
62	REQUIRE(rdata->type == dns_rdatatype_hinfo);
63	REQUIRE(rdata->length != 0);
64
65	return (mem_tobuffer(target, rdata->data, rdata->length));
66}
67
68
69
70static inline isc_result_t
71tostruct_hinfo(ARGS_TOSTRUCT) {
72	dns_rdata_hinfo_t *hinfo = target;
73	isc_region_t region;
74
75	REQUIRE(rdata->type == dns_rdatatype_hinfo);
76	REQUIRE(target != NULL);
77	REQUIRE(rdata->length != 0);
78
79	hinfo->common.rdclass = rdata->rdclass;
80	hinfo->common.rdtype = rdata->type;
81	ISC_LINK_INIT(&hinfo->common, link);
82
83	dns_rdata_toregion(rdata, &region);
84	hinfo->cpu_len = uint8_fromregion(&region);
85	isc_region_consume(&region, 1);
86	hinfo->cpu = mem_maybedup(region.base, hinfo->cpu_len);
87	if (hinfo->cpu == NULL)
88		return (ISC_R_NOMEMORY);
89	isc_region_consume(&region, hinfo->cpu_len);
90
91	hinfo->os_len = uint8_fromregion(&region);
92	isc_region_consume(&region, 1);
93	hinfo->os = mem_maybedup(region.base, hinfo->os_len);
94	if (hinfo->os == NULL)
95		goto cleanup;
96
97	return (ISC_R_SUCCESS);
98
99 cleanup:
100	free(hinfo->cpu);
101	return (ISC_R_NOMEMORY);
102}
103
104
105
106#endif	/* RDATA_GENERIC_HINFO_13_C */
107