summaryrefslogtreecommitdiff
path: root/core/io/stream_peer.h
blob: 1c415ed5a92429d8294057805194775c2e59dee7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/*************************************************************************/
/*  stream_peer.h                                                        */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 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:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#ifndef STREAM_PEER_H
#define STREAM_PEER_H

#include "reference.h"

class StreamPeer : public Reference {
	OBJ_TYPE( StreamPeer, Reference );
	OBJ_CATEGORY("Networking");
protected:
	static void _bind_methods();

	//bind helpers
	Error _put_data(const DVector<uint8_t>& p_data);
	Array _put_partial_data(const DVector<uint8_t>& p_data);

	Array _get_data(int p_bytes);
	Array _get_partial_data(int p_bytes);

	bool big_endian;

public:

	virtual Error put_data(const uint8_t* p_data,int p_bytes)=0; ///< put a whole chunk of data, blocking until it sent
	virtual Error put_partial_data(const uint8_t* p_data,int p_bytes, int &r_sent)=0; ///< put as much data as possible, without blocking.

	virtual Error get_data(uint8_t* p_buffer, int p_bytes)=0; ///< read p_bytes of data, if p_bytes > available, it will block
	virtual Error get_partial_data(uint8_t* p_buffer, int p_bytes,int &r_received)=0; ///< read as much data as p_bytes into buffer, if less was read, return in r_received

	virtual int get_available_bytes() const=0;

	void set_big_endian(bool p_enable);
	bool is_big_endian_enabled() const;

	void put_8(int8_t p_val);
	void put_u8(uint8_t p_val);
	void put_16(int16_t p_val);
	void put_u16(uint16_t p_val);
	void put_32(int32_t p_val);
	void put_u32(uint32_t p_val);
	void put_64(int64_t p_val);
	void put_u64(uint64_t p_val);
	void put_float(float p_val);
	void put_double(double p_val);
	void put_utf8_string(const String& p_string);
	void put_var(const Variant& p_variant);

	uint8_t get_u8();
	int8_t get_8();
	uint16_t get_u16();
	int16_t get_16();
	uint32_t get_u32();
	int32_t get_32();
	uint64_t get_u64();
	int64_t get_64();
	float get_float();
	float get_double();
	String get_string(int p_bytes);
	String get_utf8_string(int p_bytes);
	Variant get_var();



	StreamPeer() { big_endian=false; }
};


class StreamPeerBuffer : public StreamPeer {

	OBJ_TYPE(StreamPeerBuffer,StreamPeer);

	DVector<uint8_t> data;
	int pointer;
protected:

	static void _bind_methods();
public:
	Error put_data(const uint8_t* p_data,int p_bytes);
	Error put_partial_data(const uint8_t* p_data,int p_bytes, int &r_sent);

	Error get_data(uint8_t* p_buffer, int p_bytes);
	Error get_partial_data(uint8_t* p_buffer, int p_bytes,int &r_received);

	virtual int get_available_bytes() const;

	void seek(int p_pos);
	int get_size() const;
	int get_pos() const;
	void resize(int p_size);


	void set_data_array(const DVector<uint8_t> & p_data);
	DVector<uint8_t> get_data_array() const;

	void clear();

	Ref<StreamPeerBuffer> duplicate() const;

	StreamPeerBuffer();
};


#endif // STREAM_PEER_H