75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
#ifndef _PB_RPC_CHANNEL_H
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#define _PB_RPC_CHANNEL_H
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#include <QTcpServer>
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#include <QTcpSocket>
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#include <google/protobuf/message.h>
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#include <google/protobuf/descriptor.h>
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#include <google/protobuf/service.h>
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#include "pbrpccommon.h"
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#include "pbrpccontroller.h"
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class PbRpcChannel : public QObject, public ::google::protobuf::RpcChannel
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{
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Q_OBJECT
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// If isPending is TRUE, then controller, done, response
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// and pendingMethodId correspond to the last method called by
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// the service stub
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bool isPending;
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int pendingMethodId;
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// controller, done, response are set to the corresponding values
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// passed by the stub to CallMethod(). They are reset to NULL when
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// we get a response back from the server in on_mpSocket_readyRead()
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// after calling done->Run().
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//
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// TODO(?): change controller, done and response to references
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// instead of pointers?
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::google::protobuf::RpcController *controller;
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::google::protobuf::Closure *done;
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::google::protobuf::Message *response;
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QHostAddress mServerAddress;
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quint16 mServerPort;
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QTcpSocket *mpSocket;
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public:
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PbRpcChannel(QHostAddress ip, quint16 port);
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~PbRpcChannel();
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void establish();
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void establish(QHostAddress ip, quint16 port);
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void tearDown();
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const QHostAddress& serverAddress() const { return mServerAddress; }
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quint16 serverPort() const { return mServerPort; }
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QAbstractSocket::SocketState state() const
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{ return mpSocket->state(); }
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void CallMethod(const ::google::protobuf::MethodDescriptor *method,
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::google::protobuf::RpcController *controller,
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const ::google::protobuf::Message *req,
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::google::protobuf::Message *response,
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::google::protobuf::Closure* done);
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signals:
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void connected();
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void disconnected();
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void error(QAbstractSocket::SocketError socketError);
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void stateChanged(QAbstractSocket::SocketState socketState);
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private slots:
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void on_mpSocket_connected();
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void on_mpSocket_disconnected();
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void on_mpSocket_stateChanged(QAbstractSocket::SocketState socketState);
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void on_mpSocket_error(QAbstractSocket::SocketError socketError);
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void on_mpSocket_readyRead();
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};
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#endif
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