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#ifdef __cplusplus
27extern "C" {
28#endif /* __cplusplus */
29
30#include "svn_props.h"
31
32
33
34/* These functions implement some of the calls in the FS loader
35   library's fs and txn vtables. */
36
37svn_error_t *svn_fs_base__revision_root(svn_fs_root_t **root_p, svn_fs_t *fs,
38                                        svn_revnum_t rev, apr_pool_t *pool);
39
40svn_error_t *svn_fs_base__deltify(svn_fs_t *fs, svn_revnum_t rev,
41                                  apr_pool_t *pool);
42
43svn_error_t *svn_fs_base__commit_txn(const char **conflict_p,
44                                     svn_revnum_t *new_rev, svn_fs_txn_t *txn,
45                                     apr_pool_t *pool);
46
47svn_error_t *svn_fs_base__txn_root(svn_fs_root_t **root_p, svn_fs_txn_t *txn,
48                                   apr_pool_t *pool);
49
50
51
52/* Inserting and retrieving miscellany records in the fs */
53
54/* Set the value of miscellaneous records KEY to VAL in FS.  To remove
55   a value altogether, pass NULL for VAL.
56
57   KEY and VAL should be NULL-terminated strings. */
58svn_error_t *
59svn_fs_base__miscellaneous_set(svn_fs_t *fs,
60                               const char *key,
61                               const char *val,
62                               apr_pool_t *pool);
63
64/* Retrieve the miscellany records for KEY into *VAL for FS, allocated
65   in POOL.  If the fs doesn't support miscellany storage, or the value
66   does not exist, *VAL is set to NULL.
67
68   KEY should be a NULL-terminated string. */
69svn_error_t *
70svn_fs_base__miscellaneous_get(const char **val,
71                               svn_fs_t *fs,
72                               const char *key,
73                               apr_pool_t *pool);
74
75
76
77
78
79/* Helper func: in the context of TRAIL, return the KIND of PATH in
80   head revision.   If PATH doesn't exist, set *KIND to svn_node_none.*/
81svn_error_t *svn_fs_base__get_path_kind(svn_node_kind_t *kind,
82                                        const char *path,
83                                        trail_t *trail,
84                                        apr_pool_t *pool);
85
86/* Helper func: in the context of TRAIL, set *REV to the created-rev
87   of PATH in head revision.  If PATH doesn't exist, set *REV to
88   SVN_INVALID_REVNUM. */
89svn_error_t *svn_fs_base__get_path_created_rev(svn_revnum_t *rev,
90                                               const char *path,
91                                               trail_t *trail,
92                                               apr_pool_t *pool);
93
94
95#ifdef __cplusplus
96}
97#endif /* __cplusplus */
98
99#endif /* SVN_LIBSVN_FS_TREE_H */
100