libassa 3.5.1
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UDPSocket.cpp
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1// -*- c++ -*-
2//------------------------------------------------------------------------------
3// UDPSocket.C
4//------------------------------------------------------------------------------
5// Copyright (c) 2000 by Vladislav Grinchenko
6//
7// This library is free software; you can redistribute it and/or
8// modify it under the terms of the GNU Library General Public
9// License as published by the Free Software Foundation; either
10// version 2 of the License, or (at your option) any later version.
11//
12//------------------------------------------------------------------------------
13// Created: 03/22/99
14//------------------------------------------------------------------------------
15
16#include "assa/UDPSocket.h"
17
18using namespace ASSA;
19
20bool
22open (const int domain_)
23{
24 trace("UDPSocket::open");
25
28
29 if (m_fd < 0) {
31 return false;
32 }
33 clear ();
34 return true;
35}
36
37bool
39close ()
40{
41 trace("UDPSocket::close()");
42 if ( m_fd >= 0 ) {
45 m_fd = -1;
46 }
47 return true;
48}
49
50bool
53{
54 trace("UDPSocket::bind");
55
56 int ret = ::bind (m_fd, (SA*) my_address_.getAddress(),
57 my_address_.getLength());
58 if (ret < 0) {
60 return false;
61 }
62 return true;
63}
64
65
66
#define trace(s)
trace() is used to trace function call chain in C++ program.
Definition Logger.h:429
Class UDPSocket is an implementation of UNIX domain socket that is the base class for more specialize...
A wrapper class to provide AutoPtr with reference semantics.
Definition AutoPtr.h:32
int m_type
Socket domain type.
Definition Socket.h:488
void setstate(iostate flag_)
Set socket state to flag_ by adding flag_ to the existing state.
Definition Socket.h:577
handler_t m_fd
File descriptor.
Definition Socket.h:485
void clear(iostate state_=Socket::goodbit)
Clear the socket state. Closed socket remains in bad state.
Definition Socket.h:571
@ failbit
indicates that an input operation failed to read the expected characters, or that an output operation...
Definition Socket.h:84
bool open(const int domain_)
Create socket.
Definition UDPSocket.cpp:22
bool bind(const Address &my_address_)
Server in UDP client-server scenario has to bind socket to its local well-known port.
Definition UDPSocket.cpp:52
bool close()
Close socket connection.
Definition UDPSocket.cpp:39