diff options
Diffstat (limited to 'source4/dsdb/samdb/ldb_modules/util.c')
-rw-r--r-- | source4/dsdb/samdb/ldb_modules/util.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/util.c b/source4/dsdb/samdb/ldb_modules/util.c index 4e0001d17b..0f1a61236f 100644 --- a/source4/dsdb/samdb/ldb_modules/util.c +++ b/source4/dsdb/samdb/ldb_modules/util.c @@ -1362,3 +1362,33 @@ struct ldb_message_element *dsdb_get_single_valued_attr(const struct ldb_message return el; } + +/* + * This function determines the (last) structural or 88 object class of a passed + * "objectClass" attribute - per MS-ADTS 3.1.1.1.4 this is the last value. + * Without schema this does not work and hence NULL is returned. + */ +const struct dsdb_class *dsdb_get_last_structural_class(const struct dsdb_schema *schema, + const struct ldb_message_element *element) +{ + const struct dsdb_class *last_class; + + if (schema == NULL) { + return NULL; + } + + if (element->num_values == 0) { + return NULL; + } + + last_class = dsdb_class_by_lDAPDisplayName_ldb_val(schema, + &element->values[element->num_values-1]); + if (last_class == NULL) { + return NULL; + } + if (last_class->objectClassCategory > 1) { + return NULL; + } + + return last_class; +} |