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Rewrote handling of the NULL record to match RFC 1035

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This commit is contained in:
Brian Wellington 2000-03-16 21:49:42 +00:00
parent aaf2232697
commit 763340ccb3
2 changed files with 38 additions and 50 deletions
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82
lib/dns/rdata/generic/null_10.c
View file

@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: null_10.c,v 1.16 2000/02/03 23:43:04 halley Exp $ */
/* $Id: null_10.c,v 1.17 2000/03/16 21:49:41 bwelling Exp $ */
#ifndef RDATA_GENERIC_NULL_10_C
#define RDATA_GENERIC_NULL_10_C
@ -25,32 +25,28 @@ fromtext_null(dns_rdataclass_t rdclass, dns_rdatatype_t type,
isc_lex_t *lexer, dns_name_t *origin,
isc_boolean_t downcase, isc_buffer_t *target)
{
REQUIRE(type == 10);
rdclass = rdclass; /*unused*/
type = type; /*unused*/
lexer = lexer; /*unused*/
origin = origin; /*unused*/
downcase = downcase; /*unused*/
target = target; /*unused*/
UNUSED(rdclass);
UNUSED(type);
UNUSED(lexer);
UNUSED(origin);
UNUSED(downcase);
UNUSED(target);
return (DNS_R_SUCCESS);
return (DNS_R_SYNTAX);
}
static inline isc_result_t
totext_null(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx,
isc_buffer_t *target)
{
REQUIRE(rdata->type == 10);
REQUIRE(rdata->length == 0);
tctx = tctx; /*unused*/
target = target; /*unused*/
UNUSED(tctx);
UNUSED(target);
return (DNS_R_SUCCESS);
return (DNS_R_SYNTAX);
}
static inline isc_result_t
@ -58,37 +54,40 @@ fromwire_null(dns_rdataclass_t rdclass, dns_rdatatype_t type,
isc_buffer_t *source, dns_decompress_t *dctx,
isc_boolean_t downcase, isc_buffer_t *target)
{
isc_region_t sr;
REQUIRE(type == 10);
rdclass = rdclass; /*unused*/
dctx = dctx; /*unused*/
downcase = downcase; /*unused*/
target = target; /*unused*/
source = source; /*unused*/
UNUSED(rdclass);
UNUSED(dctx);
UNUSED(downcase);
return (DNS_R_SUCCESS);
isc_buffer_active(source, &sr);
isc_buffer_forward(source, sr.length);
return (mem_tobuffer(target, sr.base, sr.length));
}
static inline isc_result_t
towire_null(dns_rdata_t *rdata, dns_compress_t *cctx, isc_buffer_t *target) {
REQUIRE(rdata->type == 10);
cctx = cctx; /*unused*/
target = target; /*unused*/
UNUSED(cctx);
return (DNS_R_SUCCESS);
return (mem_tobuffer(target, rdata->data, rdata->length));
}
static inline int
compare_null(dns_rdata_t *rdata1, dns_rdata_t *rdata2) {
isc_region_t r1;
isc_region_t r2;
REQUIRE(rdata1->type == rdata1->type);
REQUIRE(rdata1->rdclass == rdata2->rdclass);
REQUIRE(rdata1->type == 10);
return (0);
dns_rdata_toregion(rdata1, &r1);
dns_rdata_toregion(rdata2, &r2);
return (compare_region(&r1, &r2));
}
static inline isc_result_t
@ -98,34 +97,27 @@ fromstruct_null(dns_rdataclass_t rdclass, dns_rdatatype_t type, void *source,
REQUIRE(type == 10);
rdclass = rdclass; /*unused*/
source = source;
target = target;
UNUSED(rdclass);
UNUSED(source);
UNUSED(target);
return (DNS_R_NOTIMPLEMENTED);
}
static inline isc_result_t
tostruct_null(dns_rdata_t *rdata, void *target, isc_mem_t *mctx) {
dns_rdata_null_t *null = target;
REQUIRE(rdata->type == 10);
REQUIRE(target != NULL);
mctx = mctx;
UNUSED(target);
UNUSED(mctx);
null->common.rdtype = rdata->type;
null->common.rdclass = rdata->rdclass;
ISC_LINK_INIT(&null->common, link);
return (DNS_R_SUCCESS);
return (DNS_R_NOTIMPLEMENTED);
}
static inline void
freestruct_null(void *source) {
REQUIRE(source != NULL);
/* No action required. */
REQUIRE(ISC_FALSE);
}
static inline isc_result_t
@ -134,21 +126,21 @@ additionaldata_null(dns_rdata_t *rdata, dns_additionaldatafunc_t add,
{
REQUIRE(rdata->type == 10);
(void)add;
(void)arg;
UNUSED(add);
UNUSED(arg);
return (DNS_R_SUCCESS);
}
static inline isc_result_t
digest_null(dns_rdata_t *rdata, dns_digestfunc_t digest, void *arg) {
isc_region_t r;
REQUIRE(rdata->type == 10);
(void)digest;
(void)arg;
dns_rdata_toregion(rdata, &r);
return (DNS_R_SUCCESS);
return ((digest)(arg, &r));
}
#endif /* RDATA_GENERIC_NULL_10_C */

6
lib/dns/rdata/generic/null_10.h
View file

@ -15,8 +15,4 @@
* SOFTWARE.
*/
/* $Id: null_10.h,v 1.11 2000/02/03 23:43:04 halley Exp $ */
typedef struct dns_rdata_null {
dns_rdatacommon_t common;
} dns_rdata_null_t;
/* $Id: null_10.h,v 1.12 2000/03/16 21:49:42 bwelling Exp $ */