00001 // 00002 // Copyright (c) 2005-2008 Kenichi Watanabe. 00003 // Copyright (c) 2005-2008 Yasuhiro Watari. 00004 // Copyright (c) 2005-2008 Hironori Ichibayashi. 00005 // Copyright (c) 2008-2009 Kazuo Horio. 00006 // Copyright (c) 2009-2013 Naruki Kurata. 00007 // Copyright (c) 2005-2013 Ryota Shioya. 00008 // Copyright (c) 2005-2013 Masahiro Goshima. 00009 // 00010 // This software is provided 'as-is', without any express or implied 00011 // warranty. In no event will the authors be held liable for any damages 00012 // arising from the use of this software. 00013 // 00014 // Permission is granted to anyone to use this software for any purpose, 00015 // including commercial applications, and to alter it and redistribute it 00016 // freely, subject to the following restrictions: 00017 // 00018 // 1. The origin of this software must not be misrepresented; you must not 00019 // claim that you wrote the original software. If you use this software 00020 // in a product, an acknowledgment in the product documentation would be 00021 // appreciated but is not required. 00022 // 00023 // 2. Altered source versions must be plainly marked as such, and must not be 00024 // misrepresented as being the original software. 00025 // 00026 // 3. This notice may not be removed or altered from any source 00027 // distribution. 00028 // 00029 // 00030 00031 00032 #ifndef SIM_FOUNDATION_CHECK_POINT_CHECKPOINTED_DATA_BASE_H 00033 #define SIM_FOUNDATION_CHECK_POINT_CHECKPOINTED_DATA_BASE_H 00034 00035 00036 namespace Onikiri 00037 { 00038 // Handles are used for identifying each data. 00039 // Ex. handle(0):PC, handle(1):RMT ... 00040 typedef size_t CheckpointedDataHandle; 00041 00042 class CheckpointMaster; 00043 class Checkpoint; 00044 00045 // A base class of check pointed data. 00046 // See comments in CheckpointedData. 00047 class CheckpointedDataBase 00048 { 00049 public: 00050 struct BackupEntry 00051 { 00052 void* data; 00053 bool valid; 00054 BackupEntry() : 00055 data(NULL), 00056 valid(false) 00057 { 00058 } 00059 }; 00060 00061 typedef pool_list< BackupEntry > BackupList; 00062 typedef BackupList::iterator BackupIterator; 00063 00064 CheckpointedDataBase(){} 00065 virtual ~CheckpointedDataBase(){} 00066 00067 virtual void Allocate( Checkpoint* checkpoint ) = 0; 00068 virtual void Backup( Checkpoint* checkpoint ) = 0; 00069 virtual void Recover( Checkpoint* checkpoint ) = 0; 00070 virtual void Erase( Checkpoint* checkpoint ) = 0; 00071 00072 void SetHandle( CheckpointedDataHandle handle ) 00073 { 00074 m_handle = handle; 00075 } 00076 00077 const CheckpointedDataHandle GetHandle() const 00078 { 00079 return m_handle; 00080 } 00081 00082 protected: 00083 CheckpointedDataHandle m_handle; 00084 00085 }; 00086 }; // namespace Onikiri 00087 00088 #endif // SIM_FOUNDATION_CHECK_POINT_CHECKPOINTED_DATA_BASE_H 00089