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
|
/*
Minetest-c55
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef SOCKET_HEADER
#define SOCKET_HEADER
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
// Without this some of the network functions are not found on mingw
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0501
#endif
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#ifdef _MSC_VER
#pragma comment(lib, "ws2_32.lib")
#endif
typedef SOCKET socket_t;
typedef int socklen_t;
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <fcntl.h>
#include <netdb.h>
#include <unistd.h>
typedef int socket_t;
#endif
#include <ostream>
#include "exceptions.h"
#include "constants.h"
class SocketException : public BaseException
{
public:
SocketException(const char *s):
BaseException(s)
{
}
};
class ResolveError : public BaseException
{
public:
ResolveError(const char *s):
BaseException(s)
{
}
};
class SendFailedException : public BaseException
{
public:
SendFailedException(const char *s):
BaseException(s)
{
}
};
void sockets_init();
void sockets_cleanup();
class Address
{
public:
Address();
Address(unsigned int address, unsigned short port);
Address(unsigned int a, unsigned int b,
unsigned int c, unsigned int d,
unsigned short port);
bool operator==(Address &address);
bool operator!=(Address &address);
void Resolve(const char *name);
unsigned int getAddress() const;
unsigned short getPort() const;
void setAddress(unsigned int address);
void setAddress(unsigned int a, unsigned int b,
unsigned int c, unsigned int d);
void setPort(unsigned short port);
void print(std::ostream *s) const;
void print() const;
std::string serializeString();
private:
unsigned int m_address;
unsigned short m_port;
};
class UDPSocket
{
public:
UDPSocket();
~UDPSocket();
void Bind(unsigned short port);
//void Close();
//bool IsOpen();
void Send(const Address & destination, const void * data, int size);
// Returns -1 if there is no data
int Receive(Address & sender, void * data, int size);
int GetHandle(); // For debugging purposes only
void setTimeoutMs(int timeout_ms);
// Returns true if there is data, false if timeout occurred
bool WaitData(int timeout_ms);
private:
int m_handle;
int m_timeout_ms;
};
#endif
|
