mirror of
https://github.com/RetroShare/RetroShare.git
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84 lines
3.7 KiB
C++
84 lines
3.7 KiB
C++
/*
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* libretroshare/src/grouter: grouterclientservice.h
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*
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* Services for RetroShare.
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*
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* Copyright 2013 by Cyril Soler
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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 "csoler@users.sourceforge.net".
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*
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*/
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// This class is the parent class for any service that will use the global router to distribute its packets.
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// Typical representative clients include:
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//
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// p3msgservice: sends distant messages and advertise messaging keys
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//
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#pragma once
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#include <string>
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#include <stdlib.h>
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#include <grouter/grouteritems.h>
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class RsItem ;
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static const uint32_t GROUTER_CLIENT_SERVICE_DATA_STATUS_UNKNOWN = 0x0000 ; // unused.
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static const uint32_t GROUTER_CLIENT_SERVICE_DATA_STATUS_RECEIVED = 0x0001 ; // sent when data has been received and a receipt is available.
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static const uint32_t GROUTER_CLIENT_SERVICE_DATA_STATUS_FAILED = 0x0002 ; // sent if the global router cannot send after a while
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class GRouterClientService
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{
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public:
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// This method is called by the turtle router to send data that comes out of a turtle tunnel.
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// The turtle router stays responsible for the memory management of data. Most of the time the
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// data chunk is a serialized item to be de-serialized by the client service.
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//
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// Parameters:
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// item : global router item. Handled by the client service.
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// destination_key : key that is associated with this item. Can be useful for the client.
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//
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// GRouter stays owner of the item, so the client should not delete it!
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//
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virtual void receiveGRouterData(const RsGxsId& destination_key,const RsGxsId& /*signing_key*/, GRouterServiceId &/*client_id*/, uint8_t */*data*/, uint32_t /*data_size*/)
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{
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std::cerr << "!!!!!! Received Data from global router, but the client service is not handling it !!!!!!!!!!" << std::endl ;
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std::cerr << " destination key_id = " << destination_key.toStdString() << std::endl;
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}
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// This method is called by the global router when a message has been received, or cannot be sent, etc.
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//
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virtual void notifyDataStatus(const GRouterMsgPropagationId& received_id,const RsGxsId& signer_id,uint32_t data_status)
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{
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std::cerr << "!!!!!! Received Data status from global router, but the client service is not handling it !!!!!!!!!!" << std::endl ;
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std::cerr << " message ID = " << received_id << std::endl;
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std::cerr << " data status = " << data_status << std::endl;
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std::cerr << " signer ID = " << signer_id << std::endl;
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}
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// This function is mandatory. It should do two things:
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// 1 - keep a pointer to the global router, so as to be able to send data (e.g. copy pt into a local variable)
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// 2 - call pt->registerTunnelService(this), so that the TR knows that service and can send back information to it.
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//
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virtual void connectToGlobalRouter(p3GRouter *pt) = 0 ;
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// should be derived to determine wether the client accepts data from this peer or not. If not, the data is dropped.
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virtual bool acceptDataFromPeer(const RsGxsId& gxs_id) =0;
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};
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