external/db_drivers/liblmdb32/CHANGES


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LMDB 0.9 Change Log

LMDB 0.9.14 Release (2014/09/20)
	Fix to support 64K page size (ITS#7713)
	Fix to persist decreased as well as increased mapsizes (ITS#7789)
	Fix cursor bug when deleting last node of a DUPSORT key
	Fix mdb_env_info to return FIXEDMAP address
	Fix ambiguous error code from writing to closed DBI (ITS#7825)
	Fix mdb_copy copying past end of file (ITS#7886)
	Fix cursor bugs from page_merge/rebalance
	Fix to dirty fewer pages in deletes (mdb_page_loose())
	Fix mdb_dbi_open creating subDBs (ITS#7917)
	Fix mdb_cursor_get(_DUP) with single value (ITS#7913)
	Fix Windows compat issues in mtests (ITS#7879)
	Add compacting variant of mdb_copy
	Add BigEndian integer key compare code
	Add mdb_dump/mdb_load utilities

LMDB 0.9.13 Release (2014/06/18)
	Fix mdb_page_alloc unlimited overflow page search
	Documentation
		Re-fix MDB_CURRENT doc (ITS#7793)
		Fix MDB_GET_MULTIPLE/MDB_NEXT_MULTIPLE doc

LMDB 0.9.12 Release (2014/06/13)
	Fix MDB_GET_BOTH regression (ITS#7875,#7681)
	Fix MDB_MULTIPLE writing multiple keys (ITS#7834)
	Fix mdb_rebalance (ITS#7829)
	Fix mdb_page_split (ITS#7815)
	Fix md_entries count (ITS#7861,#7828,#7793)
	Fix MDB_CURRENT (ITS#7793)
	Fix possible crash on Windows DLL detach
	Misc code cleanup
	Documentation
		mdb_cursor_put: cursor moves on error (ITS#7771)


LMDB 0.9.11 Release (2014/01/15)
	Add mdb_env_set_assert() (ITS#7775)
	Fix: invalidate txn on page allocation errors (ITS#7377)
	Fix xcursor tracking in mdb_cursor_del0() (ITS#7771)
	Fix corruption from deletes (ITS#7756)
	Fix Windows/MSVC build issues
	Raise safe limit of max MDB_MAXKEYSIZE
	Misc code cleanup
	Documentation
		Remove spurious note about non-overlapping flags (ITS#7665)

LMDB 0.9.10 Release (2013/11/12)
	Add MDB_NOMEMINIT option
	Fix mdb_page_split() again (ITS#7589)
	Fix MDB_NORDAHEAD definition (ITS#7734)
	Fix mdb_cursor_del() positioning (ITS#7733)
	Partial fix for larger page sizes (ITS#7713)
	Fix Windows64/MSVC build issues

LMDB 0.9.9 Release (2013/10/24)
	Add mdb_env_get_fd()
	Add MDB_NORDAHEAD option
	Add MDB_NOLOCK option
	Avoid wasting space in mdb_page_split() (ITS#7589)
	Fix mdb_page_merge() cursor fixup (ITS#7722)
	Fix mdb_cursor_del() on last delete (ITS#7718)
	Fix adding WRITEMAP on existing env (ITS#7715)
	Fix nested txns (ITS#7515)
	Fix mdb_env_copy() O_DIRECT bug (ITS#7682)
	Fix mdb_cursor_set(SET_RANGE) return code (ITS#7681)
	Fix mdb_rebalance() cursor fixup (ITS#7701)
	Misc code cleanup
	Documentation
		Note that by default, readers need write access


LMDB 0.9.8 Release (2013/09/09)
	Allow mdb_env_set_mapsize() on an open environment
	Fix mdb_dbi_flags() (ITS#7672)
	Fix mdb_page_unspill() in nested txns
	Fix mdb_cursor_get(CURRENT|NEXT) after a delete
	Fix mdb_cursor_get(DUP) to always return key (ITS#7671)
	Fix mdb_cursor_del() to always advance to next item (ITS#7670)
	Fix mdb_cursor_set(SET_RANGE) for tree with single page (ITS#7681)
	Fix mdb_env_copy() retry open if O_DIRECT fails (ITS#7682)
	Tweak mdb_page_spill() to be less aggressive
	Documentation
		Update caveats since mdb_reader_check() added in 0.9.7

LMDB 0.9.7 Release (2013/08/17)
	Don't leave stale lockfile on failed RDONLY open (ITS#7664)
	Fix mdb_page_split() ref beyond cursor depth
	Fix read txn data race (ITS#7635)
	Fix mdb_rebalance (ITS#7536, #7538)
	Fix mdb_drop() (ITS#7561)
	Misc DEBUG macro fixes
	Add MDB_NOTLS envflag
	Add mdb_env_copyfd()
	Add mdb_txn_env() (ITS#7660)
	Add mdb_dbi_flags() (ITS#7661)
	Add mdb_env_get_maxkeysize()
	Add mdb_env_reader_list()/mdb_env_reader_check()
	Add mdb_page_spill/unspill, remove hard txn size limit
	Use shorter names for semaphores (ITS#7615)
	Build
		Fix install target (ITS#7656)
	Documentation
		Misc updates for cursors, DB handles, data lifetime

LMDB 0.9.6 Release (2013/02/25)
	Many fixes/enhancements

LMDB 0.9.5 Release (2012/11/30)
	Renamed from libmdb to liblmdb
	Many fixes/enhancements
// Copyright (c) 2014-2019, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers

#pragma once

#include <atomic>

#include <boost/asio/io_service.hpp>
#include <boost/uuid/uuid_io.hpp>

#include "include_base_utils.h"
#include "string_tools.h"
#include "net/levin_protocol_handler_async.h"
#include "net/abstract_tcp_server2.h"
#include "serialization/keyvalue_serialization.h"

#include "../unit_tests/unit_tests_utils.h"

namespace net_load_tests
{
  struct<