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-rw-r--r--source4/dsdb/schema/schema.h7
-rw-r--r--source4/dsdb/schema/schema_inferiors.c21
2 files changed, 27 insertions, 1 deletions
diff --git a/source4/dsdb/schema/schema.h b/source4/dsdb/schema/schema.h
index a605e2f707..4e7e503931 100644
--- a/source4/dsdb/schema/schema.h
+++ b/source4/dsdb/schema/schema.h
@@ -146,6 +146,13 @@ struct dsdb_class {
uint32_t *mustContain_ids;
uint32_t *mayContain_ids;
uint32_t *systemPossSuperiors_ids;
+
+ /* An ordered index showing how this subClass fits into the
+ * subClass tree. that is, an objectclass that is not
+ * subClassOf anything is 0 (just in case), and top is 1, and
+ * subClasses of top are 2, subclasses of those classes are
+ * 3 */
+ uint32_t subClass_order;
};
struct dsdb_schema_oid_prefix {
diff --git a/source4/dsdb/schema/schema_inferiors.c b/source4/dsdb/schema/schema_inferiors.c
index b0ecc08600..493b425b72 100644
--- a/source4/dsdb/schema/schema_inferiors.c
+++ b/source4/dsdb/schema/schema_inferiors.c
@@ -127,6 +127,20 @@ static char **schema_subclasses_recurse(struct dsdb_schema *schema, struct dsdb_
return list;
}
+/* Walk down the subClass tree, setting a higher index as we go down
+ * each level. top is 1, subclasses of top are 2, etc */
+void schema_subclasses_order_recurse(struct dsdb_schema *schema, struct dsdb_class *schema_class, int order)
+{
+ const char **list = schema_class->subclasses_direct;
+ int i;
+ schema_class->subClass_order = order;
+ for (i=0;list && list[i]; i++) {
+ struct dsdb_class *schema_class2 = dsdb_class_by_lDAPDisplayName(schema, list[i]);
+ schema_subclasses_order_recurse(schema, schema_class2, order+1);
+ }
+ return;
+}
+
static void schema_create_subclasses(struct dsdb_schema *schema)
{
struct dsdb_class *schema_class;
@@ -148,7 +162,12 @@ static void schema_create_subclasses(struct dsdb_schema *schema)
for (schema_class=schema->classes; schema_class; schema_class=schema_class->next) {
schema_class->subclasses = str_list_unique(schema_subclasses_recurse(schema, schema_class));
- }
+
+ /* Initilise the subClass order, to ensure we can't have uninitilised sort on the subClass hirarchy */
+ schema_class->subClass_order = 0;
+ }
+
+ schema_subclasses_order_recurse(schema, dsdb_class_by_lDAPDisplayName(schema, "top"), 1);
}
static void schema_fill_possible_inferiors(struct dsdb_schema *schema, struct dsdb_class *schema_class)