ip.h

/*************************************************************************/
/*  ip.h                                                                 */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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/*************************************************************************/
#ifndef IP_H
#define IP_H


#include "os/os.h"
#include "io/ip_address.h"

struct _IP_ResolverPrivate;

class IP : public Object {
    OBJ_TYPE( IP, Object );
    OBJ_CATEGORY("Networking");
public:

    enum ResolverStatus {

        RESOLVER_STATUS_NONE,
        RESOLVER_STATUS_WAITING,
        RESOLVER_STATUS_DONE,
        RESOLVER_STATUS_ERROR,
    };

    enum {
        RESOLVER_MAX_QUERIES = 32,
        RESOLVER_INVALID_ID=-1
    };


    typedef int ResolverID;


private:

    _IP_ResolverPrivate *resolver;
protected:

    static IP*singleton;
    static void _bind_methods();

    virtual IP_Address _resolve_hostname(const String& p_hostname)=0;
    Array _get_local_addresses() const;

    static IP* (*_create)();
public:



    IP_Address resolve_hostname(const String& p_hostname);
    // async resolver hostname
    ResolverID resolve_hostname_queue_item(const String& p_hostname);
    ResolverStatus get_resolve_item_status(ResolverID p_id) const;
    IP_Address get_resolve_item_address(ResolverID p_id) const;
    virtual void get_local_addresses(List<IP_Address> *r_addresses) const=0;
    void erase_resolve_item(ResolverID p_id);

    static IP* get_singleton();

    static IP* create();

    IP();
    ~IP();


};

#endif // IP_H