minfo_14.c revision f7b99290c31abeb20c55fc55391510450ce60423
/*
* Copyright (C) 1998 Internet Software Consortium.
*
* Permission to use, copy, modify, and 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 INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM 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.
*/
/* $Id: minfo_14.c,v 1.3 1999/01/19 06:49:30 marka Exp $ */
#ifndef RDATA_GENERIC_MINFO_14_H
#define RDATA_GENERIC_MINFO_14_H
static dns_result_t
fromtext_minfo(dns_rdataclass_t class, dns_rdatatype_t type,
isc_lex_t *lexer, dns_name_t *origin,
isc_boolean_t downcase, isc_buffer_t *target) {
isc_token_t token;
dns_result_t result;
dns_name_t name;
isc_buffer_t buffer;
INSIST(type == 14);
class = class; /*unused*/
if (isc_lex_gettoken(lexer, 0, &token) != ISC_R_SUCCESS)
return (DNS_R_UNKNOWN);
if (token.type != isc_tokentype_string)
return (DNS_R_UNKNOWN);
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region,
ISC_BUFFERTYPE_TEXT);
origin = (origin != NULL) ? origin : dns_rootname;
result = dns_name_fromtext(&name, &buffer, origin, downcase, target);
if (result != DNS_R_SUCCESS)
return (result);
if (isc_lex_gettoken(lexer, 0, &token) != ISC_R_SUCCESS)
return (DNS_R_UNKNOWN);
if (token.type != isc_tokentype_string)
return (DNS_R_UNKNOWN);
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region,
ISC_BUFFERTYPE_TEXT);
origin = (origin != NULL) ? origin : dns_rootname;
return (dns_name_fromtext(&name, &buffer, origin, downcase, target));
}
static dns_result_t
totext_minfo(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
isc_region_t region;
dns_name_t rmail;
dns_name_t email;
dns_name_t prefix;
dns_result_t result;
isc_boolean_t sub;
INSIST(rdata->type == 14);
dns_name_init(&rmail, NULL);
dns_name_init(&email, NULL);
dns_name_init(&prefix, NULL);
dns_rdata_toregion(rdata, &region);
dns_name_fromregion(&rmail, &region);
isc_region_consume(&region, rmail.length);
dns_name_fromregion(&email, &region);
isc_region_consume(&region, email.length);
sub = name_prefix(&rmail, origin, &prefix);
result = dns_name_totext(&prefix, sub, target);
if (result != DNS_R_SUCCESS)
return (result);
result = str_totext(" ", target);
if (result != DNS_R_SUCCESS)
return (result);
sub = name_prefix(&email, origin, &prefix);
result = dns_name_totext(&prefix, sub, target);
if (result != DNS_R_SUCCESS)
return (result);
return (DNS_R_SUCCESS);
}
static dns_result_t
fromwire_minfo(dns_rdataclass_t class, dns_rdatatype_t type,
isc_buffer_t *source, dns_decompress_t *dctx,
isc_boolean_t downcase, isc_buffer_t *target) {
dns_name_t rmail;
dns_name_t email;
dns_result_t result;
INSIST(type == 14);
class = class; /*unused*/
dns_name_init(&rmail, NULL);
dns_name_init(&email, NULL);
result = dns_name_fromwire(&rmail, source, dctx, downcase, target);
if (result != DNS_R_SUCCESS)
return (result);
return (dns_name_fromwire(&email, source, dctx, downcase, target));
}
static dns_result_t
towire_minfo(dns_rdata_t *rdata, dns_compress_t *cctx, isc_buffer_t *target) {
isc_region_t region;
dns_name_t rmail;
dns_name_t email;
dns_result_t result;
INSIST(rdata->type == 14);
dns_name_init(&rmail, NULL);
dns_name_init(&email, NULL);
dns_rdata_toregion(rdata, &region);
dns_name_fromregion(&rmail, &region);
isc_region_consume(&region, rmail.length);
result = dns_name_towire(&rmail, cctx, target);
if (result != DNS_R_SUCCESS)
return (result);
dns_name_fromregion(&rmail, &region);
isc_region_consume(&region, rmail.length);
result = dns_name_towire(&rmail, cctx, target);
return (DNS_R_SUCCESS);
}
static int
compare_minfo(dns_rdata_t *rdata1, dns_rdata_t *rdata2) {
isc_region_t region1;
isc_region_t region2;
dns_name_t name1;
dns_name_t name2;
int result;
INSIST(rdata1->type == rdata2->type);
INSIST(rdata1->class == rdata2->class);
INSIST(rdata1->type == 14);
dns_name_init(&name1, NULL);
dns_name_init(&name2, NULL);
dns_rdata_toregion(rdata1, &region1);
dns_rdata_toregion(rdata2, &region1);
dns_name_fromregion(&name1, &region1);
dns_name_fromregion(&name2, &region2);
result = dns_name_compare(&name1, &name2);
if (result != 0)
return (result);
isc_region_consume(&region1, name1.length);
isc_region_consume(&region2, name2.length);
dns_name_init(&name1, NULL);
dns_name_init(&name2, NULL);
dns_name_fromregion(&name1, &region1);
dns_name_fromregion(&name2, &region2);
result = dns_name_compare(&name1, &name2);
return (result);
}
static dns_result_t
fromstruct_minfo(dns_rdataclass_t class, dns_rdatatype_t type, void *source,
isc_buffer_t *target) {
INSIST(type == 14);
class = class; /*unused*/
source = source;
target = target;
return (DNS_R_NOTIMPLEMENTED);
}
static dns_result_t
tostruct_minfo(dns_rdata_t *rdata, void *target) {
INSIST(rdata->type == 14);
target = target;
return (DNS_R_NOTIMPLEMENTED);
}
#endif /* RDATA_GENERIC_MINFO_14_H */