/* 
 * File:   Socket.h
 * Author: Vicky.H
 * Email:  eclipser@163.com
 *
 * Created on 2014年2月25日, 上午11:34
 */

#ifndef CN_VICKY__SOCKET_H
#define	CN_VICKY__SOCKET_H


#include "SocketAPI.h"

typedef unsigned long IP_t;

const int IP_SIZE = 24;

class Socket {
public:

    // constructor
    Socket();
    Socket(const char* host, unsigned int port);

    // destructor
    virtual ~Socket();


public:
    bool create();

    // close connection
    void close();

    // try connect to remote host
    bool connect();
    bool connect(const char* host, unsigned int port);

    // close previous connection and connect to another socket
    bool reconnect(const char* host, unsigned int port);

    // send data to peer
    unsigned int send(const void* buf, unsigned int len, unsigned int flags = 0);

    // receive data from peer
    unsigned int receive(void* buf, unsigned int len, unsigned int flags = 0);

    unsigned int available()const;

    SOCKET accept(struct sockaddr* addr, unsigned int* addrlen);

    bool bind();
    bool bind(unsigned int port);

    bool listen(int backlog);

public:

    // get/set socket's linger status
    unsigned int getLinger()const;
    bool setLinger(unsigned int lingertime);

    bool isReuseAddr()const;
    bool setReuseAddr(bool on = true);

    // get is Error
    unsigned int getSockError()const;

    // get/set socket's nonblocking status
    bool isNonBlocking()const;
    bool setNonBlocking(bool on = true);

    // get/set receive buffer size
    unsigned int getReceiveBufferSize()const;
    bool setReceiveBufferSize(unsigned int size);

    // get/set send buffer size
    unsigned int getSendBufferSize()const;
    bool setSendBufferSize(unsigned int size);

    unsigned int getPort()const;
    IP_t getHostIP()const;

    // check if socket is valid
    bool isValid()const;

    // get socket descriptor
    SOCKET getSOCKET()const;

    bool isSockError()const;

public:

    SOCKET m_SocketID;

    // socket address structure
    SOCKADDR_IN m_SockAddr;

    // peer host
    char m_Host[IP_SIZE];

    // peer port
    unsigned int m_Port;


};


#endif	/* CN_VICKY__SOCKET_H */