covise_host.h

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/* This file is part of COVISE.
 
   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.
 
 * License: LGPL 2+ */
 
#ifndef EC_HOST_H
#define EC_HOST_H
 
#include <util/coTypes.h>
#include <iostream>
#include <string>
 
namespace covise
{
 
class NETEXPORT Host
{
    friend class Socket;
 
private:
    unsigned char char_address[4];
    std::string m_address;
    bool m_addressValid;
 
    std::string m_name;
    bool m_nameValid;
 
    void HostNumeric(const char *n);
    void HostSymbolic(const char *n);
 
    void setAddress(const char *n);
    void setName(const char *n);
 
    void get_char_address(unsigned char *c) const;
 
    const unsigned char *get_char_address() const;
 
public:
    static std::string lookupHostname(const char *numericIp);
    static std::string lookupIpAddress(const char *hostname);
    static const std::string &getHostname();
    static const std::string &getHostaddress();
    static const std::string &getUsername();
 
    Host();
    Host(const char *n, bool numeric = false);
    Host(unsigned long a);
    Host(const Host &h);
    ~Host();
 
    Host &operator=(const Host &h);
 
    uint32_t get_ipv4() const;
 
    const char *getName() const;
    const char *getAddress() const;
    bool hasValidName() const;
    bool hasValidAddress() const;
 
    bool hasRoutableAddress() const;
 
    void print()
    {
#ifdef DEBUG
        std::cerr << "Hostname: " << m_address << std::endl;
#endif
    }
};
}
#endif