diff options
Diffstat (limited to 'source4/dsdb/common/util.c')
-rw-r--r-- | source4/dsdb/common/util.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/source4/dsdb/common/util.c b/source4/dsdb/common/util.c index 4175928c50..e58754553d 100644 --- a/source4/dsdb/common/util.c +++ b/source4/dsdb/common/util.c @@ -2266,6 +2266,105 @@ int dsdb_find_guid_by_dn(struct ldb_context *ldb, return LDB_SUCCESS; } + +/* + Use a DN to find it's parentGUID + + Results + LDB_ERR_OPERATIONS_ERROR for out of memory + LDB_ERR_NO_SUCH_OBJECT if there is no parent object for the given DN + LDB_ERR_NO_SUCH_ATTRIBUTE if couldn't get the ObjectGUID from the parent + LDB_SUCCESS if it could find the parentGUID correctly + */ +int dsdb_find_parentguid_by_dn(struct ldb_context *ldb, + struct ldb_dn *dn, + struct GUID *parent_guid) +{ + + int ret; + struct ldb_result *res; + struct ldb_dn *parent_dn; + const char *attrs[] = { "objectGUID", NULL }; + TALLOC_CTX *tmp_ctx = talloc_new(ldb); + + + parent_dn = ldb_dn_get_parent(tmp_ctx, dn); + + if (parent_dn == NULL){ + DEBUG(4,(__location__ ": Failed to find parent for dn %s\n", + ldb_dn_get_linearized(dn))); + ret = LDB_ERR_NO_SUCH_OBJECT; + goto done; + } + + /* + The few lines of code bellow are very similar to the + dsdb_find_guid_by_dn() function implementation, but this way we can + differ situations when the parent_dn doesn't exist from when there is + an error on returning it's GUID. + */ + ret = dsdb_search_dn_with_deleted(ldb, tmp_ctx, &res, parent_dn, attrs); + if (ret != LDB_SUCCESS) { + DEBUG(4,(__location__ ": Parent dn for %s does not exist \n", + ldb_dn_get_linearized(dn))); + /* When there is no parent dn, it simply doesn't return a parentGUID */ + ret = LDB_ERR_NO_SUCH_OBJECT; + goto done; + } + if (res->count < 1) { + DEBUG(4,(__location__ ": Failed to find GUID for dn %s\n", + ldb_dn_get_linearized(parent_dn))); + ret = LDB_ERR_NO_SUCH_ATTRIBUTE; + goto done; + } + + *parent_guid = samdb_result_guid(res->msgs[0], "objectGUID"); + ret = LDB_SUCCESS; + +done: + talloc_free(tmp_ctx); + return ret; +} + +/* + adds the given GUID to the given ldb_message. This value is added + for the given attr_name (may be either "objectGUID" or "parentGUID"). + */ +int dsdb_msg_add_guid(struct ldb_message *msg, + struct GUID *guid, + const char *attr_name) +{ + int ret; + enum ndr_err_code ndr_err; + struct ldb_val v; + + TALLOC_CTX *tmp_ctx = talloc_init("dsdb_msg_add_guid"); + + ndr_err = ndr_push_struct_blob(&v, tmp_ctx, NULL, + guid, + (ndr_push_flags_fn_t)ndr_push_GUID); + + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + ret = LDB_ERR_OPERATIONS_ERROR; + goto done; + } + + ret = ldb_msg_add_steal_value(msg, attr_name, &v); + if (ret != LDB_SUCCESS) { + DEBUG(4,(__location__ ": Failed to add %s to the message\n", + attr_name)); + goto done; + } + + ret = LDB_SUCCESS; + +done: + talloc_free(tmp_ctx); + return ret; + +} + + /* use a DN to find a SID */ |