1 files changed, 96 insertions, 0 deletions
diff --git a/subversion/libsvn_fs_base/bdb/lock-tokens-table.h b/subversion/libsvn_fs_base/bdb/lock-tokens-table.h
new file mode 100644
index 000000000000..de958ced04be
--- /dev/null
+++ b/subversion/libsvn_fs_base/bdb/lock-tokens-table.h
@@ -0,0 +1,96 @@
+/* lock-tokens-table.h : internal interface to ops on `lock-tokens' table
+ *
+ * ====================================================================
+ *    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_LOCK_TOKENS_TABLE_H
+#define SVN_LIBSVN_FS_LOCK_TOKENS_TABLE_H
+
+#include "svn_fs.h"
+#include "svn_error.h"
+#include "../trail.h"
+#include "../fs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+/* Open a `lock-tokens' table in ENV.  If CREATE is non-zero, create
+   one if it doesn't exist.  Set *LOCK_TOKENS_P to the new table.
+   Return a Berkeley DB error code.  */
+int svn_fs_bdb__open_lock_tokens_table(DB **locks_tokens_p,
+                                       DB_ENV *env,
+                                       svn_boolean_t create);
+
+
+/* Add a lock-token to the `lock-tokens' table in FS, as part of TRAIL.
+   Use PATH as the key and LOCK_TOKEN as the value.
+
+   Warning: if PATH already exists as a key, then its value will be
+   overwritten. */
+svn_error_t *
+svn_fs_bdb__lock_token_add(svn_fs_t *fs,
+                           const char *path,
+                           const char *lock_token,
+                           trail_t *trail,
+                           apr_pool_t *pool);
+
+
+/* Remove the lock-token whose key is PATH from the `lock-tokens'
+   table of FS, as part of TRAIL.
+
+   If PATH doesn't exist as a key, return SVN_ERR_FS_NO_SUCH_LOCK.
+*/
+svn_error_t *
+svn_fs_bdb__lock_token_delete(svn_fs_t *fs,
+                              const char *path,
+                              trail_t *trail,
+                              apr_pool_t *pool);
+
+
+/* Retrieve the lock-token *LOCK_TOKEN_P pointed to by PATH from the
+   `lock-tokens' table of FS, as part of TRAIL.  Perform all
+   allocations in POOL.
+
+   If PATH doesn't exist as a key, return SVN_ERR_FS_NO_SUCH_LOCK.
+
+   If PATH points to a token which points to an expired lock, return
+     SVN_ERR_FS_LOCK_EXPIRED.  (After this, both the token and lock are
+     gone from their respective tables.)
+
+   If PATH points to a token which points to a non-existent lock,
+     return SVN_ERR_FS_BAD_LOCK_TOKEN.  (After this, the token is also
+     removed from the `lock-tokens' table.)
+ */
+svn_error_t *
+svn_fs_bdb__lock_token_get(const char **lock_token_p,
+                           svn_fs_t *fs,
+                           const char *path,
+                           trail_t *trail,
+                           apr_pool_t *pool);
+
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* SVN_LIBSVN_FS_LOCK_TOKENS_TABLE_H */