00001 /* 00002 * IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. By 00003 * downloading, copying, installing or using the software you agree to 00004 * this license. If you do not agree to this license, do not download, 00005 * install, copy or use the software. 00006 * 00007 * Intel Open Source License 00008 * 00009 * Copyright (c) 2004 Intel Corporation. All rights reserved. 00010 * 00011 * Redistribution and use in source and binary forms, with or without 00012 * modification, are permitted provided that the following conditions are 00013 * met: 00014 * 00015 * Redistributions of source code must retain the above copyright 00016 * notice, this list of conditions and the following disclaimer. 00017 * 00018 * Redistributions in binary form must reproduce the above copyright 00019 * notice, this list of conditions and the following disclaimer in the 00020 * documentation and/or other materials provided with the distribution. 00021 * 00022 * Neither the name of the Intel Corporation nor the names of its 00023 * contributors may be used to endorse or promote products derived from 00024 * this software without specific prior written permission. 00025 * 00026 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00027 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00028 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00029 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR 00030 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00031 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00032 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00033 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00034 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00035 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00036 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00037 */ 00038 #ifndef _GLOBAL_STORE_H_ 00039 #define _GLOBAL_STORE_H_ 00040 00041 #include <oasys/debug/DebugUtils.h> 00042 #include <oasys/debug/Log.h> 00043 #include <oasys/serialize/Serialize.h> 00044 00045 // forward decl 00046 namespace oasys { 00047 template<typename _Type> class SingleTypeDurableTable; 00048 class DurableStore; 00049 class Mutex; 00050 class StorageConfig; 00051 } 00052 00053 namespace dtn { 00054 00055 class Globals; 00056 00063 class GlobalStore : public oasys::Logger { 00064 public: 00065 static const u_int32_t CURRENT_VERSION; 00066 00070 static GlobalStore* instance() { 00071 if (instance_ == NULL) { 00072 PANIC("GlobalStore::init not called yet"); 00073 } 00074 return instance_; 00075 } 00076 00081 static int init(const oasys::StorageConfig& cfg, 00082 oasys::DurableStore* store); 00083 00087 GlobalStore(); 00088 00092 int do_init(const oasys::StorageConfig& cfg, 00093 oasys::DurableStore* store); 00094 00098 static bool initialized() { return (instance_ != NULL); } 00099 00103 ~GlobalStore(); 00104 00110 u_int32_t next_bundleid(); 00111 00119 u_int32_t next_regid(); 00120 00124 bool load(); 00125 00129 void close(); 00130 00131 protected: 00135 void update(); 00136 00137 bool loaded_; 00138 Globals* globals_; 00139 oasys::SingleTypeDurableTable<Globals>* store_; 00140 00141 oasys::Mutex* lock_; 00142 00143 static GlobalStore* instance_; 00144 }; 00145 } // namespace dtn 00146 00147 #endif /* _GLOBAL_STORE_H_ */