1/**************************************************************************/
2/* stream_peer_tcp.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
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19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifndef STREAM_PEER_TCP_H
32#define STREAM_PEER_TCP_H
33
34#include "core/io/ip.h"
35#include "core/io/ip_address.h"
36#include "core/io/net_socket.h"
37#include "core/io/stream_peer.h"
38
39class StreamPeerTCP : public StreamPeer {
40 GDCLASS(StreamPeerTCP, StreamPeer);
41
42public:
43 enum Status {
44 STATUS_NONE,
45 STATUS_CONNECTING,
46 STATUS_CONNECTED,
47 STATUS_ERROR,
48 };
49
50protected:
51 Ref<NetSocket> _sock;
52 uint64_t timeout = 0;
53 Status status = STATUS_NONE;
54 IPAddress peer_host;
55 uint16_t peer_port = 0;
56
57 Error _connect(const String &p_address, int p_port);
58 Error write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block);
59 Error read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block);
60
61 static void _bind_methods();
62
63public:
64 void accept_socket(Ref<NetSocket> p_sock, IPAddress p_host, uint16_t p_port);
65
66 Error bind(int p_port, const IPAddress &p_host);
67 Error connect_to_host(const IPAddress &p_host, int p_port);
68 IPAddress get_connected_host() const;
69 int get_connected_port() const;
70 int get_local_port() const;
71 void disconnect_from_host();
72
73 int get_available_bytes() const override;
74 Status get_status() const;
75
76 void set_no_delay(bool p_enabled);
77
78 // Poll socket updating its state.
79 Error poll();
80
81 // Wait or check for writable, readable.
82 Error wait(NetSocket::PollType p_type, int p_timeout = 0);
83
84 // Read/Write from StreamPeer
85 Error put_data(const uint8_t *p_data, int p_bytes) override;
86 Error put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) override;
87 Error get_data(uint8_t *p_buffer, int p_bytes) override;
88 Error get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received) override;
89
90 StreamPeerTCP();
91 ~StreamPeerTCP();
92};
93
94VARIANT_ENUM_CAST(StreamPeerTCP::Status);
95
96#endif // STREAM_PEER_TCP_H
97