streams.IStorage.h Source File

00001 /*----------------------------------------------------------------------------
00002   SWORD 2000 - Software With Objects for Rapid Development
00003   Copyright (C) 2003 Eric NICOLAS
00004   ----------------------------------------------------------------------------
00005   SWORD is free software; you can redistribute it and/or modify
00006   it under the terms of the GNU Lesser General Public License as published by
00007   the Free Software Foundation; either version 2 of the License, or
00008   (at your option) any later version.
00009 
00010   SWORD is distributed in the hope that it will be useful,
00011   but WITHOUT ANY WARRANTY; without even the implied warranty of
00012   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013   GNU Lesser General Public License for more details.
00014 
00015   You should have received a copy of the GNU Lesser General Public License
00016   along with SWORD; if not, write to the Free Software
00017   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018   --------------------------------------------------------------------------*/
00019 #ifndef _SWORD_STREAMS_ISTORAGE_
00020 #define _SWORD_STREAMS_ISTORAGE_
00021 
00022 namespace sword {
00023 
00025 
00039         class SWORDDECL IStorage {
00040         public:
00041                 IStorage();
00042                 ~IStorage();
00043 
00044                 word read(void* buffer, word length);
00045 
00046                 class ReadException : public Exception {};
00047         };
00048 
00049   template<class ISTORAGE>
00050   class IStorageTraits {
00051   public:
00052     static inline word read1(ISTORAGE& storage, void* buffer) { return storage.read(buffer, 1); }
00053     static inline word read2(ISTORAGE& storage, void* buffer) { return storage.read(buffer, 2); }
00054     static inline word read4(ISTORAGE& storage, void* buffer) { return storage.read(buffer, 4); }
00055     static inline word read8(ISTORAGE& storage, void* buffer) { return storage.read(buffer, 8); }
00056   };
00057 
00058 } // namespace sword
00059 
00060 #include "sword.private/streams.IStorage.inl"
00061 
00062 #endif // _SWORD_STREAMS_ISTORAGE_