From 52340b86a2a3bcb98c8622a9d5a66f23eb1440f8 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Matthias=20Dieter=20Walln=C3=B6fer?= Date: Sun, 25 Mar 2012 21:33:52 +0200 Subject: [PATCH] s4:objectclass LDB module - clean up "objectclass_sort()" Make it easier to comprehend Reviewed-by: Andrew Bartlett Signed-off-by: Andrew Bartlett --- source4/dsdb/samdb/ldb_modules/objectclass.c | 37 ++++++++++------------------ 1 file changed, 13 insertions(+), 24 deletions(-) diff --git a/source4/dsdb/samdb/ldb_modules/objectclass.c b/source4/dsdb/samdb/ldb_modules/objectclass.c index 6f239d25e1f..f125efc6c41 100644 --- a/source4/dsdb/samdb/ldb_modules/objectclass.c +++ b/source4/dsdb/samdb/ldb_modules/objectclass.c @@ -163,9 +163,15 @@ static int objectclass_sort(struct ldb_module *module, current->objectclass = dsdb_class_by_lDAPDisplayName(schema, "top"); DLIST_ADD_END(sorted, current, struct class_list *); + /* If we don't have a schema yet, then just merge the lists again */ + if (!schema) { + DLIST_CONCATENATE(sorted, unsorted, struct class_list *); + *sorted_out = sorted; + return LDB_SUCCESS; + } /* For each object: find parent chain */ - for (current = unsorted; schema && current; current = current->next) { + for (current = unsorted; current != NULL; current = current->next) { for (poss_parent = unsorted; poss_parent; poss_parent = poss_parent->next) { if (ldb_attr_cmp(poss_parent->objectclass->lDAPDisplayName, current->objectclass->subClassOf) == 0) { break; @@ -181,42 +187,25 @@ static int objectclass_sort(struct ldb_module *module, DLIST_ADD_END(unsorted, new_parent, struct class_list *); } - do - { + /* For each object: order by hierarchy */ + while (unsorted != NULL) { lowest = UINT_MAX; current_lowest = NULL; - for (current = unsorted; schema && current; current = current->next) { + for (current = unsorted; current != NULL; current = current->next) { if(current->objectclass->subClass_order < lowest) { current_lowest = current; lowest = current->objectclass->subClass_order; } } - if(current_lowest != NULL) { + if (current_lowest != NULL) { DLIST_REMOVE(unsorted,current_lowest); DLIST_ADD_END(sorted,current_lowest, struct class_list *); } - } while(unsorted); - - - if (!unsorted) { - *sorted_out = sorted; - return LDB_SUCCESS; } - if (!schema) { - /* If we don't have schema yet, then just merge the lists again */ - DLIST_CONCATENATE(sorted, unsorted, struct class_list *); - *sorted_out = sorted; - return LDB_SUCCESS; - } - - /* This shouldn't happen, and would break MMC, perhaps there - * was no 'top', a conflict in the objectClasses or some other - * schema error? - */ - ldb_asprintf_errstring(ldb, "objectclass %s is not a valid objectClass in objectClass chain", unsorted->objectclass->lDAPDisplayName); - return LDB_ERR_OBJECT_CLASS_VIOLATION; + *sorted_out = sorted; + return LDB_SUCCESS; } /* -- 2.11.4.GIT