1 /* $NetBSD: keydata.c,v 1.5 2014/12/10 04:37:58 christos Exp $ */
2
3 /*
4 * Copyright (C) 2009, 2014 Internet Systems Consortium, Inc. ("ISC")
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
11 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
12 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
13 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
14 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
15 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16 * PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 /* Id: keydata.c,v 1.3 2009/07/01 23:47:36 tbox Exp */
20
21 /*! \file */
22
23 #include <config.h>
24
25
26 #include <isc/buffer.h>
27 #include <isc/mem.h>
28 #include <isc/string.h>
29 #include <isc/util.h>
30
31 #include <dns/rdata.h>
32 #include <dns/rdatastruct.h>
33 #include <dns/keydata.h>
34
35 isc_result_t
dns_keydata_todnskey(dns_rdata_keydata_t * keydata,dns_rdata_dnskey_t * dnskey,isc_mem_t * mctx)36 dns_keydata_todnskey(dns_rdata_keydata_t *keydata,
37 dns_rdata_dnskey_t *dnskey, isc_mem_t *mctx)
38 {
39 REQUIRE(keydata != NULL && dnskey != NULL);
40
41 dnskey->common.rdtype = dns_rdatatype_dnskey;
42 dnskey->common.rdclass = keydata->common.rdclass;
43 dnskey->mctx = mctx;
44 dnskey->flags = keydata->flags;
45 dnskey->protocol = keydata->protocol;
46 dnskey->algorithm = keydata->algorithm;
47
48 dnskey->datalen = keydata->datalen;
49
50 if (mctx == NULL)
51 dnskey->data = keydata->data;
52 else {
53 dnskey->data = isc_mem_allocate(mctx, dnskey->datalen);
54 if (dnskey->data == NULL)
55 return (ISC_R_NOMEMORY);
56 memmove(dnskey->data, keydata->data, dnskey->datalen);
57 }
58
59 return (ISC_R_SUCCESS);
60 }
61
62 isc_result_t
dns_keydata_fromdnskey(dns_rdata_keydata_t * keydata,dns_rdata_dnskey_t * dnskey,isc_uint32_t refresh,isc_uint32_t addhd,isc_uint32_t removehd,isc_mem_t * mctx)63 dns_keydata_fromdnskey(dns_rdata_keydata_t *keydata,
64 dns_rdata_dnskey_t *dnskey,
65 isc_uint32_t refresh, isc_uint32_t addhd,
66 isc_uint32_t removehd, isc_mem_t *mctx)
67 {
68 REQUIRE(keydata != NULL && dnskey != NULL);
69
70 keydata->common.rdtype = dns_rdatatype_keydata;
71 keydata->common.rdclass = dnskey->common.rdclass;
72 keydata->mctx = mctx;
73 keydata->refresh = refresh;
74 keydata->addhd = addhd;
75 keydata->removehd = removehd;
76 keydata->flags = dnskey->flags;
77 keydata->protocol = dnskey->protocol;
78 keydata->algorithm = dnskey->algorithm;
79
80 keydata->datalen = dnskey->datalen;
81 if (mctx == NULL)
82 keydata->data = dnskey->data;
83 else {
84 keydata->data = isc_mem_allocate(mctx, keydata->datalen);
85 if (keydata->data == NULL)
86 return (ISC_R_NOMEMORY);
87 memmove(keydata->data, dnskey->data, keydata->datalen);
88 }
89
90 return (ISC_R_SUCCESS);
91 }
92