tree.h revision 289180 
1/* tree.h : internal interface to tree node functions
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_TREE_H
24#define SVN_LIBSVN_FS_TREE_H
25
26#include "fs.h"
27
28#ifdef __cplusplus
29extern "C" {
30#endif /* __cplusplus */
31
32
33
34/* In RESULT_POOL, create an instance of a DAG node 1st level cache. */
35svn_fs_x__dag_cache_t*
36svn_fs_x__create_dag_cache(apr_pool_t *result_pool);
37
38/* Set *ROOT_P to the root directory of revision REV in filesystem FS.
39   Allocate the structure in POOL. */
40svn_error_t *
41svn_fs_x__revision_root(svn_fs_root_t **root_p,
42                        svn_fs_t *fs,
43                        svn_revnum_t rev,
44                        apr_pool_t *pool);
45
46/* Does nothing, but included for Subversion 1.0.x compatibility. */
47svn_error_t *
48svn_fs_x__deltify(svn_fs_t *fs,
49                  svn_revnum_t rev,
50                  apr_pool_t *scratch_pool);
51
52/* Commit the transaction TXN as a new revision.  Return the new
53   revision in *NEW_REV.  If the transaction conflicts with other
54   changes return SVN_ERR_FS_CONFLICT and set *CONFLICT_P to a string
55   that details the cause of the conflict. */
56svn_error_t *
57svn_fs_x__commit_txn(const char **conflict_p,
58                     svn_revnum_t *new_rev,
59                     svn_fs_txn_t *txn,
60                     apr_pool_t *pool);
61
62/* Set ROOT_P to the root directory of transaction TXN.  Allocate the
63   structure in POOL. */
64svn_error_t *
65svn_fs_x__txn_root(svn_fs_root_t **root_p,
66                   svn_fs_txn_t *txn,
67                   apr_pool_t *pool);
68
69
70/* Set KIND_P to the node kind of the node at PATH in ROOT.
71   Use SCRATCH_POOL for temporary allocations. */
72svn_error_t *
73svn_fs_x__check_path(svn_node_kind_t *kind_p,
74                     svn_fs_root_t *root,
75                     const char *path,
76                     apr_pool_t *scratch_pool);
77
78/* Set *REVISION to the revision in which PATH under ROOT was created.
79   Use SCRATCH_POOL for any temporary allocations.  If PATH is in an
80   uncommitted transaction, *REVISION will be set to
81   SVN_INVALID_REVNUM. */
82svn_error_t *
83svn_fs_x__node_created_rev(svn_revnum_t *revision,
84                           svn_fs_root_t *root,
85                           const char *path,
86                           apr_pool_t *scratch_pool);
87
88/* Verify metadata for ROOT.
89   ### Currently only implemented for revision roots. */
90svn_error_t *
91svn_fs_x__verify_root(svn_fs_root_t *root,
92                      apr_pool_t *scratch_pool);
93
94svn_error_t *
95svn_fs_x__info_format(int *fs_format,
96                      svn_version_t **supports_version,
97                      svn_fs_t *fs,
98                      apr_pool_t *result_pool,
99                      apr_pool_t *scratch_pool);
100
101
102svn_error_t *
103svn_fs_x__info_config_files(apr_array_header_t **files,
104                            svn_fs_t *fs,
105                            apr_pool_t *result_pool,
106                            apr_pool_t *scratch_pool);
107
108#ifdef __cplusplus
109}
110#endif /* __cplusplus */
111
112#endif /* SVN_LIBSVN_FS_TREE_H */
113