ovsdb/transaction.h

   1 /* Copyright (c) 2009, 2010 Nicira, Inc.
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at:
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15
  16 #ifndef OVSDB_TRANSACTION_H
  17 #define OVSDB_TRANSACTION_H 1
  18
  19 #include <stdbool.h>
  20 #include "compiler.h"
  21
  22 struct json;
  23 struct ovsdb;
  24 struct ovsdb_table;
  25 struct uuid;
  26
  27 struct ovsdb_txn *ovsdb_txn_create(struct ovsdb *);
  28 void ovsdb_txn_abort(struct ovsdb_txn *);
  29 struct ovsdb_error *ovsdb_txn_commit(struct ovsdb_txn *, bool durable)
  30     OVS_WARN_UNUSED_RESULT;
  31
  32 struct ovsdb_row *ovsdb_txn_row_modify(struct ovsdb_txn *,
  33                                        const struct ovsdb_row *);
  34 void ovsdb_txn_row_insert(struct ovsdb_txn *, struct ovsdb_row *);
  35 void ovsdb_txn_row_delete(struct ovsdb_txn *, const struct ovsdb_row *);
  36
  37 typedef bool ovsdb_txn_row_cb_func(const struct ovsdb_row *old,
  38                                    const struct ovsdb_row *new,
  39                                    const unsigned long int *changed,
  40                                    void *aux);
  41 void ovsdb_txn_for_each_change(const struct ovsdb_txn *,
  42                                ovsdb_txn_row_cb_func *, void *aux);
  43
  44 void ovsdb_txn_add_comment(struct ovsdb_txn *, const char *);
  45 const char *ovsdb_txn_get_comment(const struct ovsdb_txn *);
  46
  47 #endif /* ovsdb/transaction.h */