mirror of
https://github.com/RetroShare/RetroShare.git
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94 lines
4.3 KiB
C++
94 lines
4.3 KiB
C++
/*******************************************************************************
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* libretroshare/src/ft: ftdata.h *
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* *
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* libretroshare: retroshare core library *
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* *
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* Copyright 2008 by Robert Fernie <drbob@lunamutt.com> *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License as *
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* published by the Free Software Foundation, either version 3 of the *
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* License, or (at your option) any later version. *
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* *
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* This program 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 *
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* GNU Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with this program. If not, see <https://www.gnu.org/licenses/>. *
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* *
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*******************************************************************************/
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#ifndef FT_DATA_INTERFACE_HEADER
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#define FT_DATA_INTERFACE_HEADER
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/*
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* ftData.
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*
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* Internal Interfaces for sending and receiving data.
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* Most likely to be implemented by ftServer.
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* Provided as an independent interface for testing purposes.
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*
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*/
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#include <string>
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#include <inttypes.h>
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#include <retroshare/rstypes.h>
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/*************** SEND INTERFACE *******************/
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class CompressedChunkMap ;
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class ftDataSend
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{
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public:
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virtual ~ftDataSend() { return; }
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/* Client Send */
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virtual bool sendDataRequest(const RsPeerId& peerId, const RsFileHash& hash, uint64_t size, uint64_t offset, uint32_t chunksize) = 0;
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/* Server Send */
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virtual bool sendData(const RsPeerId& peerId, const RsFileHash& hash, uint64_t size, uint64_t offset, uint32_t chunksize, void *data) = 0;
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/// Send a chunkmap[request]. Because requests/chunkmaps can go both
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//directions, but for different usages, we have this "is_client" flags,
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//that gives the ultimate goal of the data. "is_client==true" means that
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//the message is for a client (download) instead of a server.
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//
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virtual bool sendChunkMapRequest(const RsPeerId& peer_id,const RsFileHash& hash,bool is_client) = 0;
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virtual bool sendChunkMap(const RsPeerId& peer_id,const RsFileHash& hash,const CompressedChunkMap& cmap,bool is_client) = 0;
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/// Send a request for a chunk crc map
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virtual bool sendSingleChunkCRCRequest(const RsPeerId& peer_id,const RsFileHash& hash,uint32_t chunk_number) = 0;
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/// Send a chunk crc map
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virtual bool sendSingleChunkCRC(const RsPeerId& peer_id,const RsFileHash& hash,uint32_t chunk_number,const Sha1CheckSum& crc) = 0;
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};
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/*************** RECV INTERFACE *******************/
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class ftDataRecv
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{
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public:
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virtual ~ftDataRecv() { return; }
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/* Client Recv */
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virtual bool recvData(const RsPeerId& peerId, const RsFileHash& hash, uint64_t size, uint64_t offset, uint32_t chunksize, void *data) = 0;
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/* Server Recv */
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virtual bool recvDataRequest(const RsPeerId& peerId, const RsFileHash& hash, uint64_t size, uint64_t offset, uint32_t chunksize) = 0;
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/// Send a request for a chunk map
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virtual bool recvChunkMapRequest(const RsPeerId& peer_id,const RsFileHash& hash,bool is_client) = 0;
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/// Send a chunk map
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virtual bool recvChunkMap(const RsPeerId& peer_id,const RsFileHash& hash,const CompressedChunkMap& cmap,bool is_client) = 0;
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virtual bool recvSingleChunkCRCRequest(const RsPeerId& peer_id,const RsFileHash& hash,uint32_t chunk_id) = 0;
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virtual bool recvSingleChunkCRC(const RsPeerId& peer_id,const RsFileHash& hash,uint32_t chunk_id,const Sha1CheckSum& sum) = 0;
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};
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#endif
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