xref: /minix3/external/bsd/bind/dist/lib/dns/keydata.c (revision 00b67f09dd46474d133c95011a48590a8e8f94c7)
1*00b67f09SDavid van Moolenbroek /*	$NetBSD: keydata.c,v 1.5 2014/12/10 04:37:58 christos Exp $	*/
2*00b67f09SDavid van Moolenbroek 
3*00b67f09SDavid van Moolenbroek /*
4*00b67f09SDavid van Moolenbroek  * Copyright (C) 2009, 2014  Internet Systems Consortium, Inc. ("ISC")
5*00b67f09SDavid van Moolenbroek  *
6*00b67f09SDavid van Moolenbroek  * Permission to use, copy, modify, and/or distribute this software for any
7*00b67f09SDavid van Moolenbroek  * purpose with or without fee is hereby granted, provided that the above
8*00b67f09SDavid van Moolenbroek  * copyright notice and this permission notice appear in all copies.
9*00b67f09SDavid van Moolenbroek  *
10*00b67f09SDavid van Moolenbroek  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
11*00b67f09SDavid van Moolenbroek  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
12*00b67f09SDavid van Moolenbroek  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
13*00b67f09SDavid van Moolenbroek  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
14*00b67f09SDavid van Moolenbroek  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
15*00b67f09SDavid van Moolenbroek  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16*00b67f09SDavid van Moolenbroek  * PERFORMANCE OF THIS SOFTWARE.
17*00b67f09SDavid van Moolenbroek  */
18*00b67f09SDavid van Moolenbroek 
19*00b67f09SDavid van Moolenbroek /* Id: keydata.c,v 1.3 2009/07/01 23:47:36 tbox Exp  */
20*00b67f09SDavid van Moolenbroek 
21*00b67f09SDavid van Moolenbroek /*! \file */
22*00b67f09SDavid van Moolenbroek 
23*00b67f09SDavid van Moolenbroek #include <config.h>
24*00b67f09SDavid van Moolenbroek 
25*00b67f09SDavid van Moolenbroek 
26*00b67f09SDavid van Moolenbroek #include <isc/buffer.h>
27*00b67f09SDavid van Moolenbroek #include <isc/mem.h>
28*00b67f09SDavid van Moolenbroek #include <isc/string.h>
29*00b67f09SDavid van Moolenbroek #include <isc/util.h>
30*00b67f09SDavid van Moolenbroek 
31*00b67f09SDavid van Moolenbroek #include <dns/rdata.h>
32*00b67f09SDavid van Moolenbroek #include <dns/rdatastruct.h>
33*00b67f09SDavid van Moolenbroek #include <dns/keydata.h>
34*00b67f09SDavid van Moolenbroek 
35*00b67f09SDavid van Moolenbroek isc_result_t
dns_keydata_todnskey(dns_rdata_keydata_t * keydata,dns_rdata_dnskey_t * dnskey,isc_mem_t * mctx)36*00b67f09SDavid van Moolenbroek dns_keydata_todnskey(dns_rdata_keydata_t *keydata,
37*00b67f09SDavid van Moolenbroek 		     dns_rdata_dnskey_t *dnskey, isc_mem_t *mctx)
38*00b67f09SDavid van Moolenbroek {
39*00b67f09SDavid van Moolenbroek 	REQUIRE(keydata != NULL && dnskey != NULL);
40*00b67f09SDavid van Moolenbroek 
41*00b67f09SDavid van Moolenbroek 	dnskey->common.rdtype = dns_rdatatype_dnskey;
42*00b67f09SDavid van Moolenbroek 	dnskey->common.rdclass = keydata->common.rdclass;
43*00b67f09SDavid van Moolenbroek 	dnskey->mctx = mctx;
44*00b67f09SDavid van Moolenbroek 	dnskey->flags = keydata->flags;
45*00b67f09SDavid van Moolenbroek 	dnskey->protocol = keydata->protocol;
46*00b67f09SDavid van Moolenbroek 	dnskey->algorithm = keydata->algorithm;
47*00b67f09SDavid van Moolenbroek 
48*00b67f09SDavid van Moolenbroek 	dnskey->datalen = keydata->datalen;
49*00b67f09SDavid van Moolenbroek 
50*00b67f09SDavid van Moolenbroek 	if (mctx == NULL)
51*00b67f09SDavid van Moolenbroek 		dnskey->data = keydata->data;
52*00b67f09SDavid van Moolenbroek 	else {
53*00b67f09SDavid van Moolenbroek 		dnskey->data = isc_mem_allocate(mctx, dnskey->datalen);
54*00b67f09SDavid van Moolenbroek 		if (dnskey->data == NULL)
55*00b67f09SDavid van Moolenbroek 			return (ISC_R_NOMEMORY);
56*00b67f09SDavid van Moolenbroek 		memmove(dnskey->data, keydata->data, dnskey->datalen);
57*00b67f09SDavid van Moolenbroek 	}
58*00b67f09SDavid van Moolenbroek 
59*00b67f09SDavid van Moolenbroek 	return (ISC_R_SUCCESS);
60*00b67f09SDavid van Moolenbroek }
61*00b67f09SDavid van Moolenbroek 
62*00b67f09SDavid van Moolenbroek 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*00b67f09SDavid van Moolenbroek dns_keydata_fromdnskey(dns_rdata_keydata_t *keydata,
64*00b67f09SDavid van Moolenbroek 		       dns_rdata_dnskey_t *dnskey,
65*00b67f09SDavid van Moolenbroek 		       isc_uint32_t refresh, isc_uint32_t addhd,
66*00b67f09SDavid van Moolenbroek 		       isc_uint32_t removehd, isc_mem_t *mctx)
67*00b67f09SDavid van Moolenbroek {
68*00b67f09SDavid van Moolenbroek 	REQUIRE(keydata != NULL && dnskey != NULL);
69*00b67f09SDavid van Moolenbroek 
70*00b67f09SDavid van Moolenbroek 	keydata->common.rdtype = dns_rdatatype_keydata;
71*00b67f09SDavid van Moolenbroek 	keydata->common.rdclass = dnskey->common.rdclass;
72*00b67f09SDavid van Moolenbroek 	keydata->mctx = mctx;
73*00b67f09SDavid van Moolenbroek 	keydata->refresh = refresh;
74*00b67f09SDavid van Moolenbroek 	keydata->addhd = addhd;
75*00b67f09SDavid van Moolenbroek 	keydata->removehd = removehd;
76*00b67f09SDavid van Moolenbroek 	keydata->flags = dnskey->flags;
77*00b67f09SDavid van Moolenbroek 	keydata->protocol = dnskey->protocol;
78*00b67f09SDavid van Moolenbroek 	keydata->algorithm = dnskey->algorithm;
79*00b67f09SDavid van Moolenbroek 
80*00b67f09SDavid van Moolenbroek 	keydata->datalen = dnskey->datalen;
81*00b67f09SDavid van Moolenbroek 	if (mctx == NULL)
82*00b67f09SDavid van Moolenbroek 		keydata->data = dnskey->data;
83*00b67f09SDavid van Moolenbroek 	else {
84*00b67f09SDavid van Moolenbroek 		keydata->data = isc_mem_allocate(mctx, keydata->datalen);
85*00b67f09SDavid van Moolenbroek 		if (keydata->data == NULL)
86*00b67f09SDavid van Moolenbroek 			return (ISC_R_NOMEMORY);
87*00b67f09SDavid van Moolenbroek 		memmove(keydata->data, dnskey->data, keydata->datalen);
88*00b67f09SDavid van Moolenbroek 	}
89*00b67f09SDavid van Moolenbroek 
90*00b67f09SDavid van Moolenbroek 	return (ISC_R_SUCCESS);
91*00b67f09SDavid van Moolenbroek }
92