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/*************************************************************************
*
* $RCSfile: db.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: hr $ $Date: 2005-04-11 08:42:09 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef BERKELEYDBPROXY_DB_HXX_
#define BERKELEYDBPROXY_DB_HXX_
#include <berkeleydb/db.h>
#include <rtl/string.hxx>
extern "C" {
typedef void *(*db_malloc_fcn_type)(size_t);
typedef void *(*db_realloc_fcn_type)(void *, size_t);
typedef void (*db_free_fcn_type)(void *);
};
namespace berkeleydbproxy {
class DbEnv;
class Dbc;
class Dbt;
namespace db_internal
{
class Noncopyable
{
// not implemented
Noncopyable(const Noncopyable&);
void operator=(const Noncopyable&);
protected:
Noncopyable() {}
~Noncopyable() {}
};
}
class DbException
{
rtl::OString what_;
public:
explicit DbException(rtl::OString const & what)
: what_(what)
{}
const char *what() const
{ return what_.getStr(); }
};
class DbEnv : db_internal::Noncopyable
{
friend class Db;
private:
DB_ENV* m_pDBENV;
public:
explicit DbEnv(u_int32_t flags);
~DbEnv();
int open(const char *db_home, u_int32_t flags, int mode);
void close(u_int32_t flags);
int set_alloc(
db_malloc_fcn_type app_malloc,
db_realloc_fcn_type app_realloc,
db_free_fcn_type app_free);
};
class Db : db_internal::Noncopyable
{
private:
DB* m_pDBP;
public:
Db(DbEnv* dbbenv,u_int32_t flags);
~Db();
int close(u_int32_t flags);
int open(DB_TXN *txnid,
const char *file,
const char *database,
DBTYPE type,
u_int32_t flags,
int mode);
int get(DB_TXN* txnid, Dbt *key, Dbt *data, u_int32_t flags);
int put(DB_TXN* txnid, Dbt *key, Dbt *data, u_int32_t flags);
int cursor(DB_TXN *txnid, Dbc **cursorp, u_int32_t flags);
int set_alloc(
db_malloc_fcn_type app_malloc,
db_realloc_fcn_type app_realloc,
db_free_fcn_type app_free);
};
class Dbc : db_internal::Noncopyable
{
friend class Db;
friend class Dbt;
private:
DBC* m_pDBC;
explicit Dbc(DBC* pDBC);
~Dbc();
public:
int close();
int get(Dbt *key, Dbt *data, u_int32_t flags);
};
class Dbt: private DBT
{
friend class Db;
friend class Dbc;
public:
Dbt(void *data_arg, u_int32_t size_arg);
Dbt();
Dbt(const Dbt & other);
Dbt & operator=(const Dbt & other);
~Dbt();
void *get_data() const;
void set_data(void *value);
u_int32_t get_size() const;
void set_size(u_int32_t value);
void set_flags(u_int32_t);
};
}
#endif
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