tcpsocket.h

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/*
 * This file is part of plptools.
 *
 *  Copyright (C) 1999 Philip Proudman <philip.proudman@btinternet.com>
 *  Copyright (C) 1999-2001 Fritz Elfert <felfert@to.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  along with this program; if not, see <https://www.gnu.org/licenses/>.
 *
 */
#pragma once
 
#include <string>
 
#include <unistd.h>
#include <netdb.h>
#include <sys/socket.h>
#include <arpa/inet.h>
 
class BufferStore;
class IOWatch;
 
class TCPSocket
{
 
public:
    TCPSocket();
 
    TCPSocket(const TCPSocket&);
 
    virtual ~TCPSocket();
 
    virtual bool connect(const char * const Peer, int PeerPort, const char * const Host = NULL, int HostPort = 0);
 
    virtual bool reconnect();
 
    virtual std::string toString();
 
    virtual bool listen(const char * const Host, int Port);
 
    TCPSocket *accept(std::string *Peer);
 
    TCPSocket *accept(std::string *Peer, int cancellationFd);
 
    bool dataToGet(int sec, int usec) const;
 
    int getBufferStore(BufferStore &a, bool wait = true);
 
    bool sendBufferStore(const BufferStore &a);
 
    bool closeSocket(void);
 
    bool bindSocket(const char * const Host, int Port);
 
    bool bindInRange(const char * const Host, int Low, int High, int Retries);
 
    bool linger(bool LingerOn, int LingerTime = 0);
 
    bool getPeer(std::string *Peer, int *Port);
 
    bool getHost(std::string *Host, int *Port);
 
    void setWatch(IOWatch *watch);
 
private:
    virtual bool createSocket(void);
 
    int getLastError(void) { return(m_LastError); }
    bool setPeer(const char * const Peer, int Port);
    bool setHost(const char * const Host, int Port);
    int recv(void *buf, int len, int flags);
    int send(const void * const buf, int len, int flags);
 
    struct sockaddr m_HostAddr;
    struct sockaddr m_PeerAddr;
    int m_Socket;
    int m_Port;
    bool m_Bound;
    int m_LastError;
    IOWatch *myWatch;
};