net_socket.h

/**************************************************************************/
/*  net_socket.h                                                          */
/**************************************************************************/
/*                         This file is part of:                          */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#pragma once

#include "core/io/ip.h"
#include "core/object/ref_counted.h"

class NetSocket : public RefCounted {
protected:
	static NetSocket *(*_create)();

public:
	static NetSocket *create();

	enum PollType : int32_t {
		POLL_TYPE_IN,
		POLL_TYPE_OUT,
		POLL_TYPE_IN_OUT
	};

	enum Type : int32_t {
		TYPE_NONE,
		TYPE_TCP,
		TYPE_UDP,
	};

	virtual Error open(Type p_type, IP::Type &ip_type) = 0;
	virtual void close() = 0;
	virtual Error bind(IPAddress p_addr, uint16_t p_port) = 0;
	virtual Error listen(int p_max_pending) = 0;
	virtual Error connect_to_host(IPAddress p_addr, uint16_t p_port) = 0;
	virtual Error poll(PollType p_type, int timeout) const = 0;
	virtual Error recv(uint8_t *p_buffer, int p_len, int &r_read) = 0;
	virtual Error recvfrom(uint8_t *p_buffer, int p_len, int &r_read, IPAddress &r_ip, uint16_t &r_port, bool p_peek = false) = 0;
	virtual Error send(const uint8_t *p_buffer, int p_len, int &r_sent) = 0;
	virtual Error sendto(const uint8_t *p_buffer, int p_len, int &r_sent, IPAddress p_ip, uint16_t p_port) = 0;
	virtual Ref<NetSocket> accept(IPAddress &r_ip, uint16_t &r_port) = 0;

	virtual bool is_open() const = 0;
	virtual int get_available_bytes() const = 0;
	virtual Error get_socket_address(IPAddress *r_ip, uint16_t *r_port) const = 0;

	virtual Error set_broadcasting_enabled(bool p_enabled) = 0; // Returns OK if the socket option has been set successfully.
	virtual void set_blocking_enabled(bool p_enabled) = 0;
	virtual void set_ipv6_only_enabled(bool p_enabled) = 0;
	virtual void set_tcp_no_delay_enabled(bool p_enabled) = 0;
	virtual void set_reuse_address_enabled(bool p_enabled) = 0;
	virtual Error join_multicast_group(const IPAddress &p_multi_address, const String &p_if_name) = 0;
	virtual Error leave_multicast_group(const IPAddress &p_multi_address, const String &p_if_name) = 0;

	virtual ~NetSocket() {}
};