1 /* $NetBSD: keydata.c,v 1.1 2024/02/18 20:57:32 christos Exp $ */
2
3 /*
4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
5 *
6 * SPDX-License-Identifier: MPL-2.0
7 *
8 * This Source Code Form is subject to the terms of the Mozilla Public
9 * License, v. 2.0. If a copy of the MPL was not distributed with this
10 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
11 *
12 * See the COPYRIGHT file distributed with this work for additional
13 * information regarding copyright ownership.
14 */
15
16 /*! \file */
17
18 #include <inttypes.h>
19
20 #include <isc/buffer.h>
21 #include <isc/mem.h>
22 #include <isc/string.h>
23 #include <isc/util.h>
24
25 #include <dns/keydata.h>
26 #include <dns/rdata.h>
27 #include <dns/rdatastruct.h>
28
29 isc_result_t
dns_keydata_todnskey(dns_rdata_keydata_t * keydata,dns_rdata_dnskey_t * dnskey,isc_mem_t * mctx)30 dns_keydata_todnskey(dns_rdata_keydata_t *keydata, dns_rdata_dnskey_t *dnskey,
31 isc_mem_t *mctx) {
32 REQUIRE(keydata != NULL && dnskey != NULL);
33
34 dnskey->common.rdtype = dns_rdatatype_dnskey;
35 dnskey->common.rdclass = keydata->common.rdclass;
36 dnskey->mctx = mctx;
37 dnskey->flags = keydata->flags;
38 dnskey->protocol = keydata->protocol;
39 dnskey->algorithm = keydata->algorithm;
40
41 dnskey->datalen = keydata->datalen;
42
43 if (mctx == NULL) {
44 dnskey->data = keydata->data;
45 } else {
46 dnskey->data = isc_mem_allocate(mctx, dnskey->datalen);
47 memmove(dnskey->data, keydata->data, dnskey->datalen);
48 }
49
50 return (ISC_R_SUCCESS);
51 }
52
53 isc_result_t
dns_keydata_fromdnskey(dns_rdata_keydata_t * keydata,dns_rdata_dnskey_t * dnskey,uint32_t refresh,uint32_t addhd,uint32_t removehd,isc_mem_t * mctx)54 dns_keydata_fromdnskey(dns_rdata_keydata_t *keydata, dns_rdata_dnskey_t *dnskey,
55 uint32_t refresh, uint32_t addhd, uint32_t removehd,
56 isc_mem_t *mctx) {
57 REQUIRE(keydata != NULL && dnskey != NULL);
58
59 keydata->common.rdtype = dns_rdatatype_keydata;
60 keydata->common.rdclass = dnskey->common.rdclass;
61 keydata->mctx = mctx;
62 keydata->refresh = refresh;
63 keydata->addhd = addhd;
64 keydata->removehd = removehd;
65 keydata->flags = dnskey->flags;
66 keydata->protocol = dnskey->protocol;
67 keydata->algorithm = dnskey->algorithm;
68
69 keydata->datalen = dnskey->datalen;
70 if (mctx == NULL) {
71 keydata->data = dnskey->data;
72 } else {
73 keydata->data = isc_mem_allocate(mctx, keydata->datalen);
74 memmove(keydata->data, dnskey->data, keydata->datalen);
75 }
76
77 return (ISC_R_SUCCESS);
78 }
79