/* id.h : interface to node ID functions, private to libsvn_fs_fs * * ==================================================================== * 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_ID_H #define SVN_LIBSVN_FS_FS_ID_H #include "svn_fs.h" #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /*** ID accessor functions. ***/ /* Get the "node id" portion of ID. */ const char *svn_fs_fs__id_node_id(const svn_fs_id_t *id); /* Get the "copy id" portion of ID. */ const char *svn_fs_fs__id_copy_id(const svn_fs_id_t *id); /* Get the "txn id" portion of ID, or NULL if it is a permanent ID. */ const char *svn_fs_fs__id_txn_id(const svn_fs_id_t *id); /* Get the "rev" portion of ID, or SVN_INVALID_REVNUM if it is a transaction ID. */ svn_revnum_t svn_fs_fs__id_rev(const svn_fs_id_t *id); /* Access the "offset" portion of the ID, or -1 if it is a transaction ID. */ apr_off_t svn_fs_fs__id_offset(const svn_fs_id_t *id); /* Convert ID into string form, allocated in POOL. */ svn_string_t *svn_fs_fs__id_unparse(const svn_fs_id_t *id, apr_pool_t *pool); /* Return true if A and B are equal. */ svn_boolean_t svn_fs_fs__id_eq(const svn_fs_id_t *a, const svn_fs_id_t *b); /* Return true if A and B are related. */ svn_boolean_t svn_fs_fs__id_check_related(const svn_fs_id_t *a, const svn_fs_id_t *b); /* Return 0 if A and B are equal, 1 if they are related, -1 otherwise. */ int svn_fs_fs__id_compare(const svn_fs_id_t *a, const svn_fs_id_t *b); /* Create an ID within a transaction based on NODE_ID, COPY_ID, and TXN_ID, allocated in POOL. */ svn_fs_id_t *svn_fs_fs__id_txn_create(const char *node_id, const char *copy_id, const char *txn_id, apr_pool_t *pool); /* Create a permanent ID based on NODE_ID, COPY_ID, REV, and OFFSET, allocated in POOL. */ svn_fs_id_t *svn_fs_fs__id_rev_create(const char *node_id, const char *copy_id, svn_revnum_t rev, apr_off_t offset, apr_pool_t *pool); /* Return a copy of ID, allocated from POOL. */ svn_fs_id_t *svn_fs_fs__id_copy(const svn_fs_id_t *id, apr_pool_t *pool); /* Return an ID resulting from parsing the string DATA (with length LEN), or NULL if DATA is an invalid ID string. */ svn_fs_id_t *svn_fs_fs__id_parse(const char *data, apr_size_t len, apr_pool_t *pool); /* (de-)serialization support*/ struct svn_temp_serializer__context_t; /** * Serialize an @a id within the serialization @a context. */ void svn_fs_fs__id_serialize(struct svn_temp_serializer__context_t *context, const svn_fs_id_t * const *id); /** * Deserialize an @a id within the @a buffer. */ void svn_fs_fs__id_deserialize(void *buffer, svn_fs_id_t **id); #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* SVN_LIBSVN_FS_FS_ID_H */