struct dnsp_DnssrvRpcRecord **records,
uint16_t *rec_count)
{
- static const char * const attrs[] = { "dnsRecord", NULL};
- struct ldb_message_element *el;
- uint16_t ri;
- int ret;
- struct ldb_message *msg = NULL;
- struct dnsp_DnssrvRpcRecord *recs;
-
- *records = NULL;
- *rec_count = 0;
-
- ret = dsdb_search_one(dns->samdb, mem_ctx, &msg, dn,
- LDB_SCOPE_BASE, attrs, 0, "%s", "(objectClass=dnsNode)");
- if (ret == LDB_ERR_NO_SUCH_OBJECT) {
- return WERR_DNS_ERROR_NAME_DOES_NOT_EXIST;
- }
- if (ret != LDB_SUCCESS) {
- /* TODO: we need to check if there's a glue record we need to
- * create a referral to */
- return DNS_ERR(NAME_ERROR);
- }
-
- el = ldb_msg_find_element(msg, attrs[0]);
- if (el == NULL) {
- return DNS_ERR(NAME_ERROR);
- }
-
- recs = talloc_zero_array(mem_ctx, struct dnsp_DnssrvRpcRecord, el->num_values);
- if (recs == NULL) {
- return WERR_NOMEM;
- }
- for (ri = 0; ri < el->num_values; ri++) {
- struct ldb_val *v = &el->values[ri];
- enum ndr_err_code ndr_err;
-
- ndr_err = ndr_pull_struct_blob(v, recs, &recs[ri],
- (ndr_pull_flags_fn_t)ndr_pull_dnsp_DnssrvRpcRecord);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- DEBUG(0, ("Failed to grab dnsp_DnssrvRpcRecord\n"));
- return DNS_ERR(SERVER_FAILURE);
- }
- }
- *records = recs;
- *rec_count = el->num_values;
- return WERR_OK;
+ return dns_common_lookup(dns->samdb, mem_ctx, dn, records, rec_count);
}
WERROR dns_replace_records(struct dns_server *dns,
DEBUG(5, ("No mapping exists for %s\n", win_errstr(werr)));
return DNS_RCODE_SERVFAIL;
}
+
+WERROR dns_common_extract(const struct ldb_message_element *el,
+ TALLOC_CTX *mem_ctx,
+ struct dnsp_DnssrvRpcRecord **records,
+ uint16_t *num_records)
+{
+ uint16_t ri;
+ struct dnsp_DnssrvRpcRecord *recs;
+
+ *records = NULL;
+ *num_records = 0;
+
+ recs = talloc_zero_array(mem_ctx, struct dnsp_DnssrvRpcRecord,
+ el->num_values);
+ if (recs == NULL) {
+ return WERR_NOMEM;
+ }
+ for (ri = 0; ri < el->num_values; ri++) {
+ struct ldb_val *v = &el->values[ri];
+ enum ndr_err_code ndr_err;
+
+ ndr_err = ndr_pull_struct_blob(v, recs, &recs[ri],
+ (ndr_pull_flags_fn_t)ndr_pull_dnsp_DnssrvRpcRecord);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ TALLOC_FREE(recs);
+ DEBUG(0, ("Failed to grab dnsp_DnssrvRpcRecord\n"));
+ return DNS_ERR(SERVER_FAILURE);
+ }
+ }
+ *records = recs;
+ *num_records = el->num_values;
+ return WERR_OK;
+}
+
+WERROR dns_common_lookup(struct ldb_context *samdb,
+ TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
+ struct dnsp_DnssrvRpcRecord **records,
+ uint16_t *num_records)
+{
+ static const char * const attrs[] = {
+ "dnsRecord",
+ NULL
+ };
+ int ret;
+ WERROR werr;
+ struct ldb_message *msg = NULL;
+ struct ldb_message_element *el;
+
+ *records = NULL;
+ *num_records = 0;
+
+ ret = dsdb_search_one(samdb, mem_ctx, &msg, dn,
+ LDB_SCOPE_BASE, attrs, 0,
+ "(objectClass=dnsNode)");
+ if (ret == LDB_ERR_NO_SUCH_OBJECT) {
+ return WERR_DNS_ERROR_NAME_DOES_NOT_EXIST;
+ }
+ if (ret != LDB_SUCCESS) {
+ /* TODO: we need to check if there's a glue record we need to
+ * create a referral to */
+ return DNS_ERR(NAME_ERROR);
+ }
+
+ el = ldb_msg_find_element(msg, "dnsRecord");
+ if (el == NULL) {
+ TALLOC_FREE(msg);
+ return DNS_ERR(NAME_ERROR);
+ }
+
+ werr = dns_common_extract(el, mem_ctx, records, num_records);
+ TALLOC_FREE(msg);
+ if (!W_ERROR_IS_OK(werr)) {
+ return werr;
+ }
+
+ return WERR_OK;
+}
uint8_t werr_to_dns_err(WERROR werr);
#define DNS_ERR(err_str) WERR_DNS_ERROR_RCODE_##err_str
+struct ldb_message_element;
+
+WERROR dns_common_extract(const struct ldb_message_element *el,
+ TALLOC_CTX *mem_ctx,
+ struct dnsp_DnssrvRpcRecord **records,
+ uint16_t *num_records);
+
+WERROR dns_common_lookup(struct ldb_context *samdb,
+ TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
+ struct dnsp_DnssrvRpcRecord **records,
+ uint16_t *num_records);
+
#endif /* __DNSSERVER_COMMON_H__ */