connectiontcp.h

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/*******************************************************************************
  Copyright(c) 2017 Jasem Mutlaq. All rights reserved.
 
 Connection Plugin Interface
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License version 2 as published by the Free Software Foundation.
 
 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Library General Public License for more details.
 
 You should have received a copy of the GNU Library General Public License
 along with this library; see the file COPYING.LIB.  If not, write to
 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.
*******************************************************************************/
 
#pragma once
 
#include "connectioninterface.h"
 
#include <stdint.h>
#include <cstdlib>
#include <string>
 
namespace Connection
{
class TCP : public Interface
{
  public:
    enum ConnectionType
    {
        TYPE_TCP = 0,
        TYPE_UDP
    };
 
    TCP(INDI::DefaultDevice *dev);
    virtual ~TCP() = default;
 
    virtual bool Connect() override;
 
    virtual bool Disconnect() override;
 
    virtual void Activated() override;
 
    virtual void Deactivated() override;
 
    virtual std::string name() override { return "CONNECTION_TCP"; }
 
    virtual std::string label() override { return "Ethernet"; }
 
    virtual const char *host() const { return AddressT[0].text; }
    virtual uint32_t port() const { return atoi(AddressT[1].text); }
    ConnectionType connectionType() const { return static_cast<ConnectionType>(IUFindOnSwitchIndex(&TcpUdpSP)); }
 
    virtual bool ISNewText(const char *dev, const char *name, char *texts[], char *names[], int n) override;
    virtual bool ISNewSwitch(const char *dev, const char *name, ISState *states, char *names[], int n) override;
    virtual bool saveConfigItems(FILE *fp) override;
 
    int getPortFD() const { return PortFD; }
    void setDefaultHost(const char *addressHost);
    void setDefaultPort(uint32_t addressPort);
    void setConnectionType(int type);
 
  protected:
    // IP Address/Port
    ITextVectorProperty AddressTP;
    IText AddressT[2] {};
 
    ISwitch TcpUdpS[2];
    ISwitchVectorProperty TcpUdpSP;
 
    int sockfd                   = -1;
    const uint8_t SOCKET_TIMEOUT = 5;
 
    int PortFD = -1;
};
}