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📄 dump-index.c(3.26 KB)
📄 fs.c(22.44 KB)
📄 fs.h(25.91 KB)
📄 fs_fs.c(91.59 KB)
📄 fs_fs.h(16.56 KB)
📄 fs_init.h(1.26 KB)
📄 hotcopy.c(43.96 KB)
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📄 id.c(16.58 KB)
📄 id.h(6.16 KB)
📄 index.c(120.67 KB)
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📄 libsvn_fs_fs.pc.in(390 B)
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📄 rep-cache.h(4.07 KB)
📄 rev_file.c(10.51 KB)
📄 rev_file.h(5.8 KB)
📄 revprops.c(57.26 KB)
📄 revprops.h(7.8 KB)
📄 stats.c(49.17 KB)
📄 structure(33.72 KB)
📄 structure-indexes(13.09 KB)
📄 temp_serializer.c(44.84 KB)
📄 temp_serializer.h(14.16 KB)
📄 transaction.c(146.44 KB)
📄 transaction.h(12.03 KB)
📄 tree.c(169.05 KB)
📄 tree.h(4.04 KB)
📄 util.c(20.87 KB)
📄 util.h(15 KB)
📄 verify.c(33.4 KB)
📄 verify.h(1.87 KB)

Editing: transaction.h

/* transaction.h --- transaction-related functions of FSFS
 *
 * ====================================================================
 *    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__TRANSACTION_H
#define SVN_LIBSVN_FS__TRANSACTION_H

#include "fs.h"

/* Return the transaction ID of TXN.
 */
const svn_fs_fs__id_part_t *
svn_fs_fs__txn_get_id(svn_fs_txn_t *txn);

/* Store NODEREV as the node-revision for the node whose id is ID in
   FS, after setting its is_fresh_txn_root to FRESH_TXN_ROOT.  Do any
   necessary temporary allocation in POOL. */
svn_error_t *
svn_fs_fs__put_node_revision(svn_fs_t *fs,
                             const svn_fs_id_t *id,
                             node_revision_t *noderev,
                             svn_boolean_t fresh_txn_root,
                             apr_pool_t *pool);

/* Find the paths which were changed in transaction TXN_ID of
   filesystem FS and store them in *CHANGED_PATHS_P.
   Get any temporary allocations from POOL. */
svn_error_t *
svn_fs_fs__txn_changes_fetch(apr_hash_t **changed_paths_p,
                             svn_fs_t *fs,
                             const svn_fs_fs__id_part_t *txn_id,
                             apr_pool_t *pool);

/* Find the paths which were changed in revision REV of filesystem FS
   and store them in *CHANGED_PATHS_P.  Get any temporary allocations
   from POOL. */
svn_error_t *
svn_fs_fs__paths_changed(apr_hash_t **changed_paths_p,
                         svn_fs_t *fs,
                         svn_revnum_t rev,
                         apr_pool_t *pool);

/* Create a new transaction in filesystem FS, based on revision REV,
   and store it in *TXN_P.  Allocate all necessary variables from
   POOL. */
svn_error_t *
svn_fs_fs__create_txn(svn_fs_txn_t **txn_p,
                      svn_fs_t *fs,
                      svn_revnum_t rev,
                      apr_pool_t *pool);

/* Set the transaction property NAME to the value VALUE in transaction
   TXN.  Perform temporary allocations from POOL. */
svn_error_t *
svn_fs_fs__change_txn_prop(svn_fs_txn_t *txn,
                           const char *name,
                           const svn_string_t *value,
                           apr_pool_t *pool);

/* Change transaction properties in transaction TXN based on PROPS.
   Perform temporary allocations from POOL. */
svn_error_t *
svn_fs_fs__change_txn_props(svn_fs_txn_t *txn,
                            const apr_array_header_t *props,
                            apr_pool_t *pool);

/* Store a transaction record in *TXN_P for the transaction identified
   by TXN_ID in filesystem FS.  Allocate everything from POOL. */
svn_error_t *
svn_fs_fs__get_txn(transaction_t **txn_p,
                   svn_fs_t *fs,
                   const svn_fs_fs__id_part_t *txn_id,
                   apr_pool_t *pool);

/* Return the next available copy_id in *COPY_ID for the transaction
   TXN_ID in filesystem FS.  Allocate space in POOL. */
svn_error_t *
svn_fs_fs__reserve_copy_id(svn_fs_fs__id_part_t *copy_id_p,
                           svn_fs_t *fs,
                           const svn_fs_fs__id_part_t *txn_id,
                           apr_pool_t *pool);

/* Create an entirely new mutable node in the filesystem FS, whose
   node-revision is NODEREV.  Set *ID_P to the new node revision's ID.
   Use POOL for any temporary allocation.  COPY_ID is the copy_id to
   use in the node revision ID.  TXN_ID is the Subversion transaction
   under which this occurs. */
svn_error_t *
svn_fs_fs__create_node(const svn_fs_id_t **id_p,
                       svn_fs_t *fs,
                       node_revision_t *noderev,
                       const svn_fs_fs__id_part_t *copy_id,
                       const svn_fs_fs__id_part_t *txn_id,
                       apr_pool_t *pool);

/* Remove all references to the transaction TXN_ID from filesystem FS.
   Temporary allocations are from POOL. */
svn_error_t *
svn_fs_fs__purge_txn(svn_fs_t *fs,
                     const char *txn_id,
                     apr_pool_t *pool);

/* Abort the existing transaction TXN, performing any temporary
   allocations in POOL. */
svn_error_t *
svn_fs_fs__abort_txn(svn_fs_txn_t *txn,
                     apr_pool_t *pool);

/* Add or set in filesystem FS, transaction TXN_ID, in directory
   PARENT_NODEREV a directory entry for NAME pointing to ID of type
   KIND.  Allocations are done in POOL. */
svn_error_t *
svn_fs_fs__set_entry(svn_fs_t *fs,
                     const svn_fs_fs__id_part_t *txn_id,
                     node_revision_t *parent_noderev,
                     const char *name,
                     const svn_fs_id_t *id,
                     svn_node_kind_t kind,
                     apr_pool_t *pool);

/* Add a change to the changes record for filesystem FS in transaction
   TXN_ID.  Mark path PATH, having node-id ID, as changed according to
   the type in CHANGE_KIND.  If the text representation was changed set
   TEXT_MOD to TRUE, and likewise for PROP_MOD as well as MERGEINFO_MOD.
   If this change was the result of a copy, set COPYFROM_REV and
   COPYFROM_PATH to the revision and path of the copy source, otherwise
   they should be set to SVN_INVALID_REVNUM and NULL.  Perform any
   temporary allocations from POOL. */
svn_error_t *
svn_fs_fs__add_change(svn_fs_t *fs,
                      const svn_fs_fs__id_part_t *txn_id,
                      const char *path,
                      const svn_fs_id_t *id,
                      svn_fs_path_change_kind_t change_kind,
                      svn_boolean_t text_mod,
                      svn_boolean_t prop_mod,
                      svn_boolean_t mergeinfo_mod,
                      svn_node_kind_t node_kind,
                      svn_revnum_t copyfrom_rev,
                      const char *copyfrom_path,
                      apr_pool_t *pool);

/* Return a writable stream in *STREAM that allows storing the text
   representation of node-revision NODEREV in filesystem FS.
   Allocations are from POOL. */
svn_error_t *
svn_fs_fs__set_contents(svn_stream_t **stream,
                        svn_fs_t *fs,
                        node_revision_t *noderev,
                        apr_pool_t *pool);

/* Create a node revision in FS which is an immediate successor of
   OLD_ID, whose contents are NEW_NR.  Set *NEW_ID_P to the new node
   revision's ID.  Use POOL for any temporary allocation.

COPY_ID, if non-NULL, is a key into the `copies' table, and
   indicates that this new node is being created as the result of a
   copy operation, and specifically which operation that was.  If
   COPY_ID is NULL, then re-use the copy ID from the predecessor node.

TXN_ID is the Subversion transaction under which this occurs.

After this call, the deltification code assumes that the new node's
   contents will change frequently, and will avoid representing other
   nodes as deltas against this node's contents.  */
svn_error_t *
svn_fs_fs__create_successor(const svn_fs_id_t **new_id_p,
                            svn_fs_t *fs,
                            const svn_fs_id_t *old_idp,
                            node_revision_t *new_noderev,
                            const svn_fs_fs__id_part_t *copy_id,
                            const svn_fs_fs__id_part_t *txn_id,
                            apr_pool_t *pool);

/* Write a new property list PROPLIST for node-revision NODEREV in
   filesystem FS.  Perform any temporary allocations in POOL. */
svn_error_t *
svn_fs_fs__set_proplist(svn_fs_t *fs,
                        node_revision_t *noderev,
                        apr_hash_t *proplist,
                        apr_pool_t *pool);

/* Append the L2P and P2L indexes given by their proto index file names
 * L2P_PROTO_INDEX and P2L_PROTO_INDEX to the revision / pack FILE.
 * The latter contains revision(s) starting at REVISION in FS.
 * Use POOL for temporary allocations.  */
svn_error_t *
svn_fs_fs__add_index_data(svn_fs_t *fs,
                          apr_file_t *file,
                          const char *l2p_proto_index,
                          const char *p2l_proto_index,
                          svn_revnum_t revision,
                          apr_pool_t *pool);

/* Commit the transaction TXN in filesystem FS and return its new
   revision number in *REV.  If the transaction is out of date, return
   the error SVN_ERR_FS_TXN_OUT_OF_DATE. Use POOL for temporary
   allocations. */
svn_error_t *
svn_fs_fs__commit(svn_revnum_t *new_rev_p,
                  svn_fs_t *fs,
                  svn_fs_txn_t *txn,
                  apr_pool_t *pool);

/* Set *NAMES_P to an array of names which are all the active
   transactions in filesystem FS.  Allocate the array from POOL. */
svn_error_t *
svn_fs_fs__list_transactions(apr_array_header_t **names_p,
                             svn_fs_t *fs,
                             apr_pool_t *pool);

/* Open the transaction named NAME in filesystem FS.  Set *TXN_P to
 * the transaction. If there is no such transaction, return
` * SVN_ERR_FS_NO_SUCH_TRANSACTION.  Allocate the new transaction in
 * POOL. */
svn_error_t *
svn_fs_fs__open_txn(svn_fs_txn_t **txn_p,
                    svn_fs_t *fs,
                    const char *name,
                    apr_pool_t *pool);

/* Return the property list from transaction TXN and store it in
   *PROPLIST.  Allocate the property list from POOL. */
svn_error_t *
svn_fs_fs__txn_proplist(apr_hash_t **table_p,
                        svn_fs_txn_t *txn,
                        apr_pool_t *pool);

/* Delete the mutable node-revision referenced by ID, along with any
   mutable props or directory contents associated with it.  Perform
   temporary allocations in POOL. */
svn_error_t *
svn_fs_fs__delete_node_revision(svn_fs_t *fs,
                                const svn_fs_id_t *id,
                                apr_pool_t *pool);

/* Retrieve information about the Subversion transaction SVN_TXN from
   the `transactions' table of FS, allocating from POOL.  Set
   *ROOT_ID_P to the ID of the transaction's root directory.  Set
   *BASE_ROOT_ID_P to the ID of the root directory of the
   transaction's base revision.

If there is no such transaction, SVN_ERR_FS_NO_SUCH_TRANSACTION is
   the error returned.

Returns SVN_ERR_FS_TRANSACTION_NOT_MUTABLE if TXN_NAME refers to a
   transaction that has already been committed.

Allocate *ROOT_ID_P and *BASE_ROOT_ID_P in POOL.  */
svn_error_t *
svn_fs_fs__get_txn_ids(const svn_fs_id_t **root_id_p,
                       const svn_fs_id_t **base_root_id_p,
                       svn_fs_t *fs,
                       const svn_fs_fs__id_part_t *txn_name,
                       apr_pool_t *pool);

/* Find the value of the property named PROPNAME in transaction TXN.
   Return the contents in *VALUE_P.  The contents will be allocated
   from POOL. */
svn_error_t *
svn_fs_fs__txn_prop(svn_string_t **value_p,
                    svn_fs_txn_t *txn,
                    const char *propname,
                    apr_pool_t *pool);

/* Begin a new transaction in filesystem FS, based on existing
   revision REV.  The new transaction is returned in *TXN_P.  Allocate
   the new transaction structure from POOL. */
svn_error_t *
svn_fs_fs__begin_txn(svn_fs_txn_t **txn_p,
                     svn_fs_t *fs,
                     svn_revnum_t rev,
                     apr_uint32_t flags,
                     apr_pool_t *pool);

#endif

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Editing: transaction.h

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