mirror of
https://github.com/MariaDB/server.git
synced 2025-02-02 12:01:42 +01:00
75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
|
|
#ident "$Id$"
|
|
/*======
|
|
This file is part of PerconaFT.
|
|
|
|
|
|
Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
|
|
|
|
PerconaFT is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2,
|
|
as published by the Free Software Foundation.
|
|
|
|
PerconaFT is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
----------------------------------------
|
|
|
|
PerconaFT is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License, version 3,
|
|
as published by the Free Software Foundation.
|
|
|
|
PerconaFT is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
|
|
======= */
|
|
|
|
#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
|
|
|
|
#pragma once
|
|
|
|
#include <db.h>
|
|
|
|
#include "db.hpp"
|
|
#include "slice.hpp"
|
|
|
|
namespace ftcxx {
|
|
|
|
typedef int (*slice_compare_func)(const Slice &desc, const Slice &key, const Slice &val);
|
|
|
|
template<slice_compare_func slice_cmp>
|
|
int wrapped_comparator(::DB *db, const DBT *a, const DBT *b) {
|
|
return slice_cmp(DB(db).descriptor(), Slice(*a), Slice(*b));
|
|
}
|
|
|
|
class SetvalFunc {
|
|
void (*_setval)(const DBT *, void *);
|
|
void *_extra;
|
|
public:
|
|
SetvalFunc(void (*setval)(const DBT *, void *), void *extra)
|
|
: _setval(setval),
|
|
_extra(extra)
|
|
{}
|
|
void operator()(const Slice &new_val) {
|
|
DBT vdbt = new_val.dbt();
|
|
_setval(&vdbt, _extra);
|
|
}
|
|
};
|
|
|
|
typedef int (*slice_update_func)(const Slice &desc, const Slice &key, const Slice &old_val, const Slice &extra, SetvalFunc callback);
|
|
|
|
template<slice_update_func slice_update>
|
|
int wrapped_updater(::DB *db, const DBT *key, const DBT *old_val, const DBT *extra, void (*setval)(const DBT *, void *), void *setval_extra) {
|
|
return slice_update(DB(db).descriptor(), Slice(*key), Slice(*old_val), Slice(*extra), SetvalFunc(setval, setval_extra));
|
|
}
|
|
|
|
} // namespace ftcxx
|