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<font color="#0000ff">// Copyright (c) 2002 David Muse</font>
<font color="#0000ff">// See the COPYING file for more information.</font>
<font color="#a020f0">#ifndef RUDIMENTS_UNIXSERVERSOCKET_H</font>
<font color="#a020f0">#define RUDIMENTS_UNIXSERVERSOCKET_H</font>
<font color="#a020f0">#include </font><font color="#ff00ff"><rudiments/private/unixserversocketincludes.h></font>
<font color="#0000ff">// The unixserversocket class allows you to write programs that can talk to</font>
<font color="#0000ff">// other programs on the same machine over TCP stream sockets.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Inet sockets (see the inetserversocket class) can be used by clients and</font>
<font color="#0000ff">// servers on the same machine as well, but Unix sockets generally perform</font>
<font color="#0000ff">// better.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// The unixserversocket class provides methods for setting up sockets and</font>
<font color="#0000ff">// accepting client connections. Its ultimate parent class: transport,</font>
<font color="#0000ff">// provides methods for reading and writing data and closing connections.</font>
<font color="#0000ff">// An immediate parent class: unixsocket provides methods for passing file</font>
<font color="#0000ff">// descriptors between connected instances of unixservertsocket's and</font>
<font color="#0000ff">// unixclientsocket's.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// If you need to listen on more than 1 socket at a time, you should use the </font>
<font color="#0000ff">// unixserversocket class (and possibly the unixserversocket class) in</font>
<font color="#0000ff">// conjunction with the listener class.</font>
<font color="#a020f0">#ifdef RUDIMENTS_NAMESPACE</font>
<font color="#2e8b57"><b>namespace</b></font> rudiments {
<font color="#a020f0">#endif</font>
<font color="#2e8b57"><b>class</b></font> unixserversocketprivate;
<font color="#2e8b57"><b>class</b></font> unixserversocket : <font color="#a52a2a"><b>public</b></font> serversocket, <font color="#a52a2a"><b>private</b></font> unixsocketutil {
<font color="#a52a2a"><b>public</b></font>:
unixserversocket();
unixserversocket(<font color="#2e8b57"><b>const</b></font> unixserversocket &u);
unixserversocket &<font color="#a52a2a"><b>operator</b></font>=(<font color="#2e8b57"><b>const</b></font> unixserversocket &u);
<font color="#2e8b57"><b>virtual</b></font> ~unixserversocket();
<font color="#2e8b57"><b>bool</b></font> listen(<font color="#2e8b57"><b>const</b></font> <font color="#2e8b57"><b>char</b></font> *filename,
mode_t mask,
<font color="#2e8b57"><b>int</b></font> backlog);
<font color="#0000ff">// Listen on "filename" and allow "backlog"</font>
<font color="#0000ff">// connections to pile up before refusing them.</font>
<font color="#0000ff">// Set the permissions on "filename" using</font>
<font color="#0000ff">// umask "mask".</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Returns true on success and false on failure.</font>
<font color="#0000ff">// The following 9 methods provide discrete control over socket</font>
<font color="#0000ff">// initialization.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// If you need to set socket options or do anything special</font>
<font color="#0000ff">// between the discrete steps of socket initialization, you</font>
<font color="#0000ff">// should use a combination of these methods.</font>
<font color="#2e8b57"><b>bool</b></font> initialize(<font color="#2e8b57"><b>const</b></font> <font color="#2e8b57"><b>char</b></font> *filename, mode_t mask);
<font color="#0000ff">// Creates the actual socket and initializes the class</font>
<font color="#0000ff">// to use "filename" when bind() is called. The</font>
<font color="#0000ff">// permissions on "filename" will be set using umask</font>
<font color="#0000ff">// "mask".</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Returns true on success and false on failure.</font>
<font color="#2e8b57"><b>bool</b></font> bind();
<font color="#0000ff">// Associates the socket with an address.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Returns true on success and false on failure.</font>
<font color="#2e8b57"><b>bool</b></font> listen(<font color="#2e8b57"><b>int</b></font> backlog);
<font color="#0000ff">// Waits until a client connects then places</font>
<font color="#0000ff">// that connection in queue. Up to "backlog"</font>
<font color="#0000ff">// connections may be queued before future</font>
<font color="#0000ff">// conenctions are refused.</font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Returns true on success and false on failure.</font>
filedescriptor *accept();
<font color="#0000ff">// Removes the client connection from the queue</font>
<font color="#0000ff">// and associates a new socket with that</font>
<font color="#0000ff">// connection. Communication with the client</font>
<font color="#0000ff">// may be done over this new socket. </font>
<font color="#0000ff">//</font>
<font color="#0000ff">// Returns an inetsocket on success and NULL</font>
<font color="#0000ff">// on failure.</font>
<font color="#a020f0"> #include </font><font color="#ff00ff"><rudiments/private/unixserversocket.h></font>
};
<font color="#a020f0">#ifdef RUDIMENTS_NAMESPACE</font>
}
<font color="#a020f0">#endif</font>
<font color="#a020f0">#endif</font>
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