00001 /* -*- mode: C++ -*- */ 00002 /********************************************************************* 00003 * Software License Agreement (BSD License) 00004 * 00005 * Copyright (C) 2012 Jack O'Quin 00006 * All rights reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * * Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * * Redistributions in binary form must reproduce the above 00015 * copyright notice, this list of conditions and the following 00016 * disclaimer in the documentation and/or other materials provided 00017 * with the distribution. 00018 * * Neither the name of the author nor other contributors may be 00019 * used to endorse or promote products derived from this software 00020 * without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00025 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00026 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00027 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00028 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00029 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00030 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00031 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00032 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00033 * POSSIBILITY OF SUCH DAMAGE. 00034 *********************************************************************/ 00035 00036 #ifndef _IMPL_UNIQUE_ID_H_ 00037 #define _IMPL_UNIQUE_ID_H_ 1 00038 00046 #include <boost/uuid/uuid_generators.hpp> 00047 00048 namespace unique_id 00049 { 00050 00052 namespace impl 00053 { 00054 00055 /* Instantiate boost string UUID generator. */ 00056 static boost::uuids::string_generator genString; 00057 00058 /* Instantiate boost random UUID generator. */ 00059 static boost::uuids::random_generator genRandom; 00060 00061 /* RFC 4122 namespace for URL identifiers. */ 00062 static const std::string url_namespace = 00063 "6ba7b811-9dad-11d1-80b4-00c04fd430c8"; 00064 00065 /* RFC 4122 UUID for URL identifiers. */ 00066 static const boost::uuids::uuid url_namespace_uuid = 00067 genString(url_namespace); 00068 00069 /* Instantiate boost URL name UUID generator. */ 00070 static boost::uuids::name_generator genURL(url_namespace_uuid); 00071 00072 } // end namespace impl 00073 00074 } // end namespace unique_id 00075 00076 #endif // _IMPL_UNIQUE_ID_H_