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https://github.com/RetroShare/RetroShare.git
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b6c048a5fd
The side effect is that even when stopped, downloads show the correct downloaded size (up to the size of one chunk). git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@1865 b45a01b8-16f6-495d-af2f-9b41ad6348cc
86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
/*
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* libretroshare/src/ft/ ftfilecreator.h
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*
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* File Transfer for RetroShare.
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*
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* Copyright 2008 by Robert Fernie.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License Version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "retroshare@lunamutt.com".
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*
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*/
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#ifndef FT_FILE_CREATOR_HEADER
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#define FT_FILE_CREATOR_HEADER
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/*
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* ftFileCreator
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*
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* TODO: Serialiser Load / Save.
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*
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*/
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#include "ftfileprovider.h"
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#include "ftchunkmap.h"
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#include <map>
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class ftFileCreator: public ftFileProvider
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{
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public:
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ftFileCreator(std::string savepath, uint64_t size, std::string hash, uint64_t recvd);
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~ftFileCreator();
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/* overloaded from FileProvider */
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virtual bool getFileData(uint64_t offset, uint32_t &chunk_size, void *data);
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bool finished() { return getRecvd() == getFileSize(); }
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uint64_t getRecvd();
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void getChunkMap(FileChunksInfo& info) ;
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void setChunkStrategy(FileChunksInfo::ChunkStrategy s) ;
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/*
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* creation functions for FileCreator
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*/
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bool getMissingChunk(const std::string& peer_id,uint32_t size_hint,uint64_t& offset, uint32_t& size);
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bool addFileData(uint64_t offset, uint32_t chunk_size, void *data);
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void loadAvailabilityMap(const std::vector<uint32_t>& map,uint32_t chunk_size,uint32_t chunk_number,uint32_t chunk_strategy) ;
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void storeAvailabilityMap(std::vector<uint32_t>& map,uint32_t& chunk_size,uint32_t& chunk_number,uint32_t& chunk_strategy) ;
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protected:
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virtual int initializeFileAttrs();
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private:
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bool locked_printChunkMap();
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int locked_notifyReceived(uint64_t offset, uint32_t chunk_size);
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/*
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* structure to track missing chunks
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*/
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uint64_t mStart;
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uint64_t mEnd;
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std::map<uint64_t, ftChunk> mChunks;
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ChunkMap chunkMap ;
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};
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#endif // FT_FILE_CREATOR_HEADER
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