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added key to/from/free struct

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This commit is contained in:
Brian Wellington 1999-10-07 21:48:52 +00:00
parent fa20568962
commit be51993531
2 changed files with 83 additions and 6 deletions
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75
lib/dns/rdata/generic/key_25.c
View file

@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: key_25.c,v 1.13 1999/09/17 09:22:40 gson Exp $ */
/* $Id: key_25.c,v 1.14 1999/10/07 21:48:51 bwelling Exp $ */
/* RFC 2065 */
@ -159,6 +159,8 @@ static inline dns_result_t
fromstruct_key(dns_rdataclass_t rdclass, dns_rdatatype_t type, void *source,
isc_buffer_t *target)
{
dns_rdata_generic_key_t *key;
isc_region_t tr;
REQUIRE(type == 25);
@ -167,24 +169,89 @@ fromstruct_key(dns_rdataclass_t rdclass, dns_rdatatype_t type, void *source,
source = source;
target = target;
return (DNS_R_NOTIMPLEMENTED);
key = (dns_rdata_generic_key_t *) source;
REQUIRE(key->mctx != NULL);
/* Flags */
RETERR(uint16_tobuffer(key->flags, target));
/* Protocol */
RETERR(uint8_tobuffer(key->protocol, target));
/* Algorithm */
RETERR(uint8_tobuffer(key->algorithm, target));
/* Data */
if (key->datalen > 0) {
isc_buffer_available(target, &tr);
if (tr.length < key->datalen)
return (DNS_R_NOSPACE);
memcpy(tr.base, key->data, key->datalen);
isc_buffer_add(target, key->datalen);
}
return (DNS_R_SUCCESS);
}
static inline dns_result_t
tostruct_key(dns_rdata_t *rdata, void *target, isc_mem_t *mctx) {
dns_rdata_generic_key_t *key;
isc_region_t sr;
REQUIRE(rdata->type == 25);
target = target;
mctx = mctx;
return (DNS_R_NOTIMPLEMENTED);
key = (dns_rdata_generic_key_t *) target;
key->common.rdclass = rdata->rdclass;
key->common.rdtype = rdata->type;
ISC_LINK_INIT(&key->common, link);
key->mctx = mctx;
dns_rdata_toregion(rdata, &sr);
/* Flags */
if (sr.length < 2)
return (ISC_R_UNEXPECTEDEND);
key->flags = uint16_fromregion(&sr);
isc_region_consume(&sr, 2);
/* Protocol */
if (sr.length < 1)
return (ISC_R_UNEXPECTEDEND);
key->flags = uint8_fromregion(&sr);
isc_region_consume(&sr, 1);
/* Algorithm */
if (sr.length < 1)
return (ISC_R_UNEXPECTEDEND);
key->flags = uint8_fromregion(&sr);
isc_region_consume(&sr, 1);
/* Data */
key->datalen = sr.length;
if (key->datalen > 0) {
key->data = isc_mem_get(mctx, key->datalen);
if (key->data == NULL)
return (DNS_R_NOMEMORY);
memcpy(key->data, sr.base, key->datalen);
isc_region_consume(&sr, key->datalen);
}
else
key->data = NULL;
return (DNS_R_SUCCESS);
}
static inline void
freestruct_key(void *source) {
dns_rdata_generic_key_t *key = (dns_rdata_generic_key_t *) source;
REQUIRE(source != NULL);
REQUIRE(ISC_FALSE); /*XXX*/
REQUIRE(key->common.rdtype == 25);
if (key->datalen > 0)
isc_mem_put(key->mctx, key->data, key->datalen);
}
static inline dns_result_t

14
lib/dns/rdata/generic/key_25.h
View file

@ -15,7 +15,17 @@
* SOFTWARE.
*/
/* $Id: key_25.h,v 1.6 1999/09/15 23:03:29 explorer Exp $ */
/* $Id: key_25.h,v 1.7 1999/10/07 21:48:52 bwelling Exp $ */
/* RFC 2065 */
/* RFC 2535 */
typedef struct dns_rdata_generic_key_t {
dns_rdatacommon_t common;
isc_mem_t * mctx;
isc_uint16_t flags;
isc_uint8_t protocol;
isc_uint8_t algorithm;
isc_uint16_t datalen;
unsigned char * data;
} dns_rdata_generic_key_t;