xref: /netbsd-src/external/mpl/bind/dist/lib/dns/rdata/generic/spf_99.c (revision bcda20f65a8566e103791ec395f7f499ef322704)
1 /*	$NetBSD: spf_99.c,v 1.10 2025/01/26 16:25:33 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 #ifndef RDATA_GENERIC_SPF_99_C
17 #define RDATA_GENERIC_SPF_99_C
18 
19 #define RRTYPE_SPF_ATTRIBUTES (0)
20 
21 static isc_result_t
22 fromtext_spf(ARGS_FROMTEXT) {
23 	REQUIRE(type == dns_rdatatype_spf);
24 
25 	return generic_fromtext_txt(CALL_FROMTEXT);
26 }
27 
28 static isc_result_t
29 totext_spf(ARGS_TOTEXT) {
30 	REQUIRE(rdata != NULL);
31 	REQUIRE(rdata->type == dns_rdatatype_spf);
32 
33 	return generic_totext_txt(CALL_TOTEXT);
34 }
35 
36 static isc_result_t
37 fromwire_spf(ARGS_FROMWIRE) {
38 	REQUIRE(type == dns_rdatatype_spf);
39 
40 	return generic_fromwire_txt(CALL_FROMWIRE);
41 }
42 
43 static isc_result_t
44 towire_spf(ARGS_TOWIRE) {
45 	REQUIRE(rdata->type == dns_rdatatype_spf);
46 
47 	UNUSED(cctx);
48 
49 	return mem_tobuffer(target, rdata->data, rdata->length);
50 }
51 
52 static int
53 compare_spf(ARGS_COMPARE) {
54 	isc_region_t r1;
55 	isc_region_t r2;
56 
57 	REQUIRE(rdata1->type == rdata2->type);
58 	REQUIRE(rdata1->rdclass == rdata2->rdclass);
59 	REQUIRE(rdata1->type == dns_rdatatype_spf);
60 
61 	dns_rdata_toregion(rdata1, &r1);
62 	dns_rdata_toregion(rdata2, &r2);
63 	return isc_region_compare(&r1, &r2);
64 }
65 
66 static isc_result_t
67 fromstruct_spf(ARGS_FROMSTRUCT) {
68 	REQUIRE(type == dns_rdatatype_spf);
69 
70 	return generic_fromstruct_txt(CALL_FROMSTRUCT);
71 }
72 
73 static isc_result_t
74 tostruct_spf(ARGS_TOSTRUCT) {
75 	dns_rdata_spf_t *spf = target;
76 
77 	REQUIRE(spf != NULL);
78 	REQUIRE(rdata != NULL);
79 	REQUIRE(rdata->type == dns_rdatatype_spf);
80 
81 	spf->common.rdclass = rdata->rdclass;
82 	spf->common.rdtype = rdata->type;
83 	ISC_LINK_INIT(&spf->common, link);
84 
85 	return generic_tostruct_txt(CALL_TOSTRUCT);
86 }
87 
88 static void
89 freestruct_spf(ARGS_FREESTRUCT) {
90 	dns_rdata_spf_t *spf = source;
91 
92 	REQUIRE(spf != NULL);
93 	REQUIRE(spf->common.rdtype == dns_rdatatype_spf);
94 
95 	generic_freestruct_txt(source);
96 }
97 
98 static isc_result_t
99 additionaldata_spf(ARGS_ADDLDATA) {
100 	REQUIRE(rdata->type == dns_rdatatype_spf);
101 
102 	UNUSED(rdata);
103 	UNUSED(owner);
104 	UNUSED(add);
105 	UNUSED(arg);
106 
107 	return ISC_R_SUCCESS;
108 }
109 
110 static isc_result_t
111 digest_spf(ARGS_DIGEST) {
112 	isc_region_t r;
113 
114 	REQUIRE(rdata->type == dns_rdatatype_spf);
115 
116 	dns_rdata_toregion(rdata, &r);
117 
118 	return (digest)(arg, &r);
119 }
120 
121 static bool
122 checkowner_spf(ARGS_CHECKOWNER) {
123 	REQUIRE(type == dns_rdatatype_spf);
124 
125 	UNUSED(name);
126 	UNUSED(type);
127 	UNUSED(rdclass);
128 	UNUSED(wildcard);
129 
130 	return true;
131 }
132 
133 static bool
134 checknames_spf(ARGS_CHECKNAMES) {
135 	REQUIRE(rdata->type == dns_rdatatype_spf);
136 
137 	UNUSED(rdata);
138 	UNUSED(owner);
139 	UNUSED(bad);
140 
141 	return true;
142 }
143 
144 static int
145 casecompare_spf(ARGS_COMPARE) {
146 	return compare_spf(rdata1, rdata2);
147 }
148 #endif /* RDATA_GENERIC_SPF_99_C */
149