1/* txn-table.h : internal interface to ops on `transactions' table 2 * 3 * ==================================================================== 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 * ==================================================================== 21 */ 22 23#ifndef SVN_LIBSVN_FS_TXN_TABLE_H 24#define SVN_LIBSVN_FS_TXN_TABLE_H 25 26#include "svn_fs.h" 27#include "svn_error.h" 28#include "../trail.h" 29#include "../fs.h" 30 31#ifdef __cplusplus 32extern "C" { 33#endif /* __cplusplus */ 34 35 36/* Open a `transactions' table in ENV. If CREATE is non-zero, create 37 one if it doesn't exist. Set *TRANSACTIONS_P to the new table. 38 Return a Berkeley DB error code. */ 39int svn_fs_bdb__open_transactions_table(DB **transactions_p, 40 DB_ENV *env, 41 svn_boolean_t create); 42 43 44/* Create a new transaction in FS as part of TRAIL, with an initial 45 root and base root ID of ROOT_ID. Set *TXN_NAME_P to the name of the 46 new transaction, allocated in POOL. */ 47svn_error_t *svn_fs_bdb__create_txn(const char **txn_name_p, 48 svn_fs_t *fs, 49 const svn_fs_id_t *root_id, 50 trail_t *trail, 51 apr_pool_t *pool); 52 53 54/* Remove the transaction whose name is TXN_NAME from the `transactions' 55 table of FS, as part of TRAIL. 56 57 Returns SVN_ERR_FS_TRANSACTION_NOT_MUTABLE if TXN_NAME refers to a 58 transaction that has already been committed. */ 59svn_error_t *svn_fs_bdb__delete_txn(svn_fs_t *fs, 60 const char *txn_name, 61 trail_t *trail, 62 apr_pool_t *pool); 63 64 65/* Retrieve the transaction *TXN_P for the Subversion transaction 66 named TXN_NAME from the `transactions' table of FS, as part of 67 TRAIL. Perform all allocations in POOL. 68 69 If there is no such transaction, SVN_ERR_FS_NO_SUCH_TRANSACTION is 70 the error returned. */ 71svn_error_t *svn_fs_bdb__get_txn(transaction_t **txn_p, 72 svn_fs_t *fs, 73 const char *txn_name, 74 trail_t *trail, 75 apr_pool_t *pool); 76 77 78/* Store the Subversion transaction TXN in FS with an ID of TXN_NAME as 79 part of TRAIL. */ 80svn_error_t *svn_fs_bdb__put_txn(svn_fs_t *fs, 81 const transaction_t *txn, 82 const char *txn_name, 83 trail_t *trail, 84 apr_pool_t *pool); 85 86 87/* Set *NAMES_P to an array of const char * IDs (unfinished 88 transactions in FS) as part of TRAIL. Allocate the array and the 89 names in POOL, and use POOL for any temporary allocations. */ 90svn_error_t *svn_fs_bdb__get_txn_list(apr_array_header_t **names_p, 91 svn_fs_t *fs, 92 trail_t *trail, 93 apr_pool_t *pool); 94 95 96#ifdef __cplusplus 97} 98#endif /* __cplusplus */ 99 100#endif /* SVN_LIBSVN_FS_TXN_TABLE_H */ 101