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
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
#include "application.hpp"
#include <claw/string_algorithm.hpp>
#include <claw/socket_server.hpp>
/*----------------------------------------------------------------------------*/
ex_sockets::ex_sockets( int& argc, char** &argv )
: claw::application(argc, argv), m_quit(false), m_delay(10)
{
check_arguments( argc, argv );
} // ex_sockets::ex_sockets()
/*----------------------------------------------------------------------------*/
int ex_sockets::run()
{
if (!m_quit)
{
if ( !claw::net::socket_server::init() )
std::cerr << "Socket initialization problem." << std::endl;
else if (m_server)
run_server();
else
run_client();
claw::net::socket_server::release();
}
return 0;
} // ex_sockets::run()
/*----------------------------------------------------------------------------*/
/**
* \brief Check program arguments.
* \param argc Number of program arguments.
* \param argv Program arguments.
*/
void ex_sockets::check_arguments( int& argc, char** &argv )
{
m_arguments.add_long("--ip", "IP to connect to.", true, "address");
m_arguments.add_long("--port", "Port to listen/connect to.", false, "integer");
m_arguments.add_long("--server", "Launch a server.", true);
m_arguments.add_long("--delay", "Timeout (seconds).", true, "integer");
m_arguments.add("-h", "--help", "Print this message and exit.", true);
m_arguments.parse( argc, argv );
if ( m_arguments.get_bool("-h") || !m_arguments.has_value("--port") )
{
m_arguments.help();
m_quit = true;
}
else
{
m_server = m_arguments.get_bool("--server");
if ( !m_server )
{
if ( m_arguments.has_value("--ip") )
m_ip = m_arguments.get_string("--ip");
else
{
std::cerr << "You must provide an IP to connect to." << std::endl;
m_quit = true;
}
}
if ( !m_quit )
{
if ( claw::text::is_of_type<unsigned int>
( m_arguments.get_string("--port") ) )
m_port = m_arguments.get_integer("--port");
else
{
std::cerr << "'" << m_arguments.get_string("--port")
<< "' is not a valid port." << std::endl;
m_quit = true;
}
if ( m_arguments.has_value("--delay") )
{
if ( claw::text::is_of_type<unsigned int>
( m_arguments.get_string("--delay") ))
m_delay = m_arguments.get_integer("--delay");
else
{
std::cerr << "'" << m_arguments.get_string("--delay")
<< "' is not a valid delay." << std::endl;
m_quit = true;
}
}
for (int i=0; i!=argc; ++i)
m_message.push_back(argv[i]);
}
}
} // ex_sockets::check_arguments()
/*----------------------------------------------------------------------------*/
void ex_sockets::run_server() const
{
claw::net::socket_server server(m_port);
claw::net::isocket_stream sock;
if (server)
server.accept( sock, m_delay );
else
std::cout << "No server" << std::endl;
if (!sock.is_open())
std::cout << "No socket" << std::endl;
else
{
size_t l;
std::string msg;
bool fail=false;
do
{
if (sock >> l)
std::cout << l << ":";
else
{
fail=true;
std::cerr << "ERROR: getting l" << std::endl;
}
if ( std::getline(sock, msg) )
{
std::cout << "'" << msg << "'" << std::endl;
}
else
{
fail=true;
std::cerr << "ERROR: getting msg" << std::endl;
}
}
while( (msg != "stop") && !fail );
sock.close();
}
server.close();
} // ex_sockets::run_server()
/*----------------------------------------------------------------------------*/
void ex_sockets::run_client() const
{
claw::net::osocket_stream sock(m_ip.c_str(), m_port);
if (!sock)
std::cerr << "ERREUR: osocket_stream" << std::endl;
else
{
for (unsigned int i=0; i!=m_message.size(); ++i)
{
if ( !(sock << m_message[i].length()) )
std::cerr << "error sending length.\n";
else if ( !(sock << m_message[i]))
std::cerr << "error sending message.\n";
sock << std::endl;
}
sock.close();
}
} // ex_sockets::run_client()
|
