| /* rep-cache.h : interface to rep cache db functions |
| * |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * ==================================================================== |
| */ |
| |
| #ifndef SVN_LIBSVN_FS_FS_REP_CACHE_H |
| #define SVN_LIBSVN_FS_FS_REP_CACHE_H |
| |
| #include "svn_error.h" |
| |
| #include "fs.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| |
| #define REP_CACHE_DB_NAME "rep-cache.db" |
| |
| /* Open and create, if needed, the rep cache database associated with FS. |
| Use POOL for temporary allocations. */ |
| svn_error_t * |
| svn_fs_fs__open_rep_cache(svn_fs_t *fs, |
| apr_pool_t *pool); |
| |
| /* Close the rep cache database associated with FS. */ |
| svn_error_t * |
| svn_fs_fs__close_rep_cache(svn_fs_t *fs); |
| |
| /* Set *EXISTS to TRUE iff the rep-cache DB file exists. */ |
| svn_error_t * |
| svn_fs_fs__exists_rep_cache(svn_boolean_t *exists, |
| svn_fs_t *fs, apr_pool_t *pool); |
| |
| /* Iterate all representations currently in FS's cache. */ |
| svn_error_t * |
| svn_fs_fs__walk_rep_reference(svn_fs_t *fs, |
| svn_revnum_t start, |
| svn_revnum_t end, |
| svn_error_t *(*walker)(representation_t *rep, |
| void *walker_baton, |
| svn_fs_t *fs, |
| apr_pool_t *scratch_pool), |
| void *walker_baton, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *pool); |
| |
| /* Return the representation REP in FS which has fulltext CHECKSUM. |
| *REP_P is allocated in POOL. If the rep cache database has not been |
| opened, just set *REP_P to NULL. Returns SVN_ERR_FS_CORRUPT if |
| a reference beyond HEAD is detected. */ |
| svn_error_t * |
| svn_fs_fs__get_rep_reference(representation_t **rep_p, |
| svn_fs_t *fs, |
| svn_checksum_t *checksum, |
| apr_pool_t *pool); |
| |
| /* Set the representation REP in FS, using REP->CHECKSUM. |
| Use POOL for temporary allocations. Returns SVN_ERR_FS_CORRUPT if |
| an existing reference beyond HEAD is detected. |
| |
| If the rep cache database has not been opened, this may be a no op. */ |
| svn_error_t * |
| svn_fs_fs__set_rep_reference(svn_fs_t *fs, |
| representation_t *rep, |
| apr_pool_t *pool); |
| |
| /* Delete from the cache all reps corresponding to revisions younger |
| than YOUNGEST. */ |
| svn_error_t * |
| svn_fs_fs__del_rep_reference(svn_fs_t *fs, |
| svn_revnum_t youngest, |
| apr_pool_t *pool); |
| |
| /* Start a transaction to take an SQLite reserved lock that prevents |
| other writes, call BODY, end the transaction, and return what BODY returned. |
| */ |
| svn_error_t * |
| svn_fs_fs__with_rep_cache_lock(svn_fs_t *fs, |
| svn_error_t *(*body)(void *baton, |
| apr_pool_t *pool), |
| void *baton, |
| apr_pool_t *pool); |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif /* SVN_LIBSVN_FS_FS_REP_CACHE_H */ |