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Implement RESINFO (RFC 9606)

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This is more or less a copy of txt_16.c.

OK caspar
This commit is contained in:
florian 2024-12-09 12:24:01 +00:00
parent 6b76ac2e55
commit 407e22462b
3 changed files with 88 additions and 1 deletions
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1
usr.bin/dig/lib/dns/include/dns/types.h
View File

@ -150,6 +150,7 @@ enum {
dns_rdatatype_caa = 257,
dns_rdatatype_avc = 258,
dns_rdatatype_doa = 259,
dns_rdatatype_resinfo = 261,
dns_rdatatype_ta = 32768,
dns_rdatatype_dlv = 32769,
dns_rdatatype_keydata = 65533,

5
usr.bin/dig/lib/dns/rdata.c
View File

@ -14,7 +14,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: rdata.c,v 1.36 2024/04/23 13:34:50 jsg Exp $ */
/* $Id: rdata.c,v 1.37 2024/12/09 12:24:01 florian Exp $ */
/*! \file */
@ -811,6 +811,7 @@ dns_rdatatype_fromtext(dns_rdatatype_t *typep, isc_textregion_t *source) {
{"ptr", 12},
{"px", 26},
{"reserved0", 0},
{"resinfo", 261},
{"rkey", 57},
{"rp", 17},
{"rrsig", 46},
@ -1055,6 +1056,8 @@ dns_rdatatype_totext(dns_rdatatype_t type, isc_buffer_t *target) {
return (isc_str_tobuffer("AVC", target));
case 259:
return (isc_str_tobuffer("DOA", target));
case 261:
return (isc_str_tobuffer("RESINFO", target));
case 32768:
return (isc_str_tobuffer("TA", target));
case 32769:

83
usr.bin/dig/lib/dns/rdata/generic/resinfo_261.c Normal file
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@ -0,0 +1,83 @@
/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* RFC 9606, based on txt_16.c */
#ifndef RDATA_GENERIC_RESINFO_261_C
#define RDATA_GENERIC_RESINFO_261_C
static inline isc_result_t
generic_totext_resinfo(ARGS_TOTEXT) {
isc_region_t region;
UNUSED(tctx);
dns_rdata_toregion(rdata, &region);
while (region.length > 0) {
RETERR(txt_totext(&region, 1, target));
if (region.length > 0)
RETERR(isc_str_tobuffer(" ", target));
}
return (ISC_R_SUCCESS);
}
static inline isc_result_t
generic_fromwire_resinfo(ARGS_FROMWIRE) {
isc_result_t result;
UNUSED(type);
UNUSED(dctx);
UNUSED(rdclass);
UNUSED(options);
do {
result = txt_fromwire(source, target);
if (result != ISC_R_SUCCESS)
return (result);
} while (!buffer_empty(source));
return (ISC_R_SUCCESS);
}
static inline isc_result_t
totext_resinfo(ARGS_TOTEXT) {
REQUIRE(rdata->type == dns_rdatatype_resinfo);
return (generic_totext_resinfo(rdata, tctx, target));
}
static inline isc_result_t
fromwire_resinfo(ARGS_FROMWIRE) {
REQUIRE(type == dns_rdatatype_resinfo);
return (generic_fromwire_resinfo(rdclass, type, source, dctx, options,
target));
}
static inline isc_result_t
towire_resinfo(ARGS_TOWIRE) {
REQUIRE(rdata->type == dns_rdatatype_resinfo);
UNUSED(cctx);
return (isc_mem_tobuffer(target, rdata->data, rdata->length));
}
#endif /* RDATA_GENERIC_RESINFO_261_C */