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-rw-r--r--source4/rpc_server/drsuapi/getncchanges.c71
1 files changed, 45 insertions, 26 deletions
diff --git a/source4/rpc_server/drsuapi/getncchanges.c b/source4/rpc_server/drsuapi/getncchanges.c
index 4217e223f9..819a4a3a85 100644
--- a/source4/rpc_server/drsuapi/getncchanges.c
+++ b/source4/rpc_server/drsuapi/getncchanges.c
@@ -627,29 +627,37 @@ static int linked_attribute_compare(const struct drsuapi_DsReplicaLinkedAttribut
return GUID_compare(&guid1, &guid2);
}
+struct drsuapi_changed_objects {
+ struct ldb_dn *dn;
+ struct GUID guid;
+ uint64_t usn;
+};
/*
sort the objects we send by tree order
*/
-static int site_res_cmp_parent_order(struct ldb_message **m1, struct ldb_message **m2)
+static int site_res_cmp_parent_order(struct drsuapi_changed_objects *m1,
+ struct drsuapi_changed_objects *m2)
{
- return ldb_dn_compare((*m2)->dn, (*m1)->dn);
+ return ldb_dn_compare(m2->dn, m1->dn);
}
/*
sort the objects we send first by uSNChanged
*/
-static int site_res_cmp_usn_order(struct ldb_message **m1, struct ldb_message **m2)
+static int site_res_cmp_dn_usn_order(struct drsuapi_changed_objects *m1,
+ struct drsuapi_changed_objects *m2)
{
unsigned usnchanged1, usnchanged2;
unsigned cn1, cn2;
- cn1 = ldb_dn_get_comp_num((*m1)->dn);
- cn2 = ldb_dn_get_comp_num((*m2)->dn);
+
+ cn1 = ldb_dn_get_comp_num(m1->dn);
+ cn2 = ldb_dn_get_comp_num(m2->dn);
if (cn1 != cn2) {
return cn1 > cn2 ? 1 : -1;
}
- usnchanged1 = ldb_msg_find_attr_as_uint(*m1, "uSNChanged", 0);
- usnchanged2 = ldb_msg_find_attr_as_uint(*m2, "uSNChanged", 0);
+ usnchanged1 = m1->usn;
+ usnchanged2 = m2->usn;
if (usnchanged1 == usnchanged2) {
return 0;
}
@@ -1417,6 +1425,7 @@ WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_
struct dom_sid *user_sid;
bool is_secret_request;
bool is_gc_pas_request;
+ struct drsuapi_changed_objects *changes;
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
b_state = h->data;
@@ -1653,33 +1662,31 @@ allowed:
}
W_ERROR_NOT_OK_RETURN(werr);
- if (search_res) {
- if (req10->replica_flags & DRSUAPI_DRS_GET_ANC) {
- TYPESAFE_QSORT(search_res->msgs,
- search_res->count,
- site_res_cmp_parent_order);
- } else {
- TYPESAFE_QSORT(search_res->msgs,
- search_res->count,
- site_res_cmp_usn_order);
- }
- }
-
/* extract out the GUIDs list */
getnc_state->num_records = search_res ? search_res->count : 0;
getnc_state->guids = talloc_array(getnc_state, struct GUID, getnc_state->num_records);
W_ERROR_HAVE_NO_MEMORY(getnc_state->guids);
+ changes = talloc_array(getnc_state,
+ struct drsuapi_changed_objects,
+ getnc_state->num_records);
+ W_ERROR_HAVE_NO_MEMORY(changes);
+
for (i=0; i<getnc_state->num_records; i++) {
- getnc_state->guids[i] = samdb_result_guid(search_res->msgs[i], "objectGUID");
- if (GUID_all_zero(&getnc_state->guids[i])) {
- DEBUG(2,("getncchanges: bad objectGUID from %s\n", ldb_dn_get_linearized(search_res->msgs[i]->dn)));
- return WERR_DS_DRA_INTERNAL_ERROR;
- }
+ changes[i].dn = search_res->msgs[i]->dn;
+ changes[i].guid = samdb_result_guid(search_res->msgs[i], "objectGUID");
+ changes[i].usn = ldb_msg_find_attr_as_uint64(search_res->msgs[i], "uSNChanged", 0);
}
-
- talloc_free(search_res);
+ if (req10->replica_flags & DRSUAPI_DRS_GET_ANC) {
+ TYPESAFE_QSORT(changes,
+ getnc_state->num_records,
+ site_res_cmp_parent_order);
+ } else {
+ TYPESAFE_QSORT(changes,
+ getnc_state->num_records,
+ site_res_cmp_dn_usn_order);
+ }
getnc_state->uptodateness_vector = talloc_steal(getnc_state, req10->uptodateness_vector);
if (getnc_state->uptodateness_vector) {
@@ -1688,6 +1695,18 @@ allowed:
getnc_state->uptodateness_vector->count,
drsuapi_DsReplicaCursor_compare);
}
+
+ for (i=0; i < getnc_state->num_records; i++) {
+ getnc_state->guids[i] = changes[i].guid;
+ if (GUID_all_zero(&getnc_state->guids[i])) {
+ DEBUG(2,("getncchanges: bad objectGUID from %s\n",
+ ldb_dn_get_linearized(search_res->msgs[i]->dn)));
+ return WERR_DS_DRA_INTERNAL_ERROR;
+ }
+ }
+
+ talloc_free(search_res);
+ talloc_free(changes);
}
/* Prefix mapping */