load_editor.h

   1 /**
   2  * @copyright
   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  * @endcopyright
  22  *
  23  * @file load_editor.h
  24  * @brief The svn_delta_editor_t editor used by svnrdump to load
  25  * revisions.
  26  */
  27
  28 #ifndef LOAD_EDITOR_H_
  29 #define LOAD_EDITOR_H_
  30
  31 /**
  32  * General baton used by the parser functions.
  33  */
  34 struct parse_baton
  35 {
  36   const svn_delta_editor_t *commit_editor;
  37   void *commit_edit_baton;
  38   svn_ra_session_t *session;
  39   const char *uuid;
  40   const char *root_url;
  41 };
  42
  43 /**
  44  * Use to wrap the dir_context_t in commit.c so we can keep track of
  45  * depth, relpath and parent for open_directory and close_directory.
  46  */
  47 struct directory_baton
  48 {
  49   void *baton;
  50   const char *relpath;
  51   int depth;
  52   struct directory_baton *parent;
  53 };
  54
  55 /**
  56  * Baton used to represent a node; to be used by the parser
  57  * functions. Contains a link to the revision baton.
  58  */
  59 struct node_baton
  60 {
  61   const char *path;
  62   svn_node_kind_t kind;
  63   enum svn_node_action action;
  64
  65   svn_revnum_t copyfrom_rev;
  66   const char *copyfrom_path;
  67
  68   void *file_baton;
  69   const char *base_checksum;
  70
  71   struct revision_baton *rb;
  72 };
  73
  74 /**
  75  * Baton used to represet a revision; used by the parser
  76  * functions. Contains a link to the parser baton.
  77  */
  78 struct revision_baton
  79 {
  80   svn_revnum_t rev;
  81   apr_hash_t *revprop_table;
  82
  83   const svn_string_t *datestamp;
  84   const svn_string_t *author;
  85
  86   struct parse_baton *pb;
  87   struct directory_baton *db;
  88   apr_pool_t *pool;
  89 };
  90
  91 /**
  92  * Build up a load editor @a parser for parsing a dumpfile stream from @a stream
  93  * set to fire the appropriate callbacks in load editor along with a
  94  * @a parser_baton, using @a pool for all memory allocations. The
  95  * @a editor/ @a edit_baton are central to the functionality of the
  96  *  parser.
  97  */
  98 svn_error_t *
  99 get_dumpstream_loader(const svn_repos_parse_fns2_t **parser,
 100                       void **parse_baton,
 101                       svn_ra_session_t *session,
 102                       apr_pool_t *pool);
 103
 104 /**
 105  * Drive the load editor @a editor using the data in @a stream using
 106  * @a pool for all memory allocations.
 107  */
 108 svn_error_t *
 109 drive_dumpstream_loader(svn_stream_t *stream,
 110                         const svn_repos_parse_fns2_t *parser,
 111                         void *parse_baton,
 112                         svn_ra_session_t *session,
 113                         apr_pool_t *pool);
 114
 115 #endif