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diff --git a/docs/tutorials/009/page03.html b/docs/tutorials/009/page03.html deleted file mode 100644 index 5e064f9373b..00000000000 --- a/docs/tutorials/009/page03.html +++ /dev/null @@ -1,102 +0,0 @@ -<!-- $Id$ --> -<HTML> -<HEAD> - <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> - <META NAME="GENERATOR" CONTENT="Mozilla/4.04 [en] (X11; I; Linux 2.0.32 i486) [Netscape]"> - <META NAME="Author" CONTENT="James CE Johnson"> - <TITLE>ACE Tutorial 009</TITLE> -</HEAD> -<BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#000FFF" VLINK="#FF0F0F"> - -<CENTER><B><FONT SIZE=+2>ACE Tutorial 009</FONT></B></CENTER> - -<CENTER><B><FONT SIZE=+2>Sending and receiving datagrams again</FONT></B></CENTER> - - -<P> -<HR WIDTH="100%"> - -<P>Our new <A HREF="directed_client.cpp">directed_client.cpp</A> -is very much like our previous one. The primary difference is the -addition of a timeout to the recv() call so that we can exit somewhat gracefully -if the server doesn't like what we have to say. - -<P> -<HR WIDTH="100%"> -<PRE> -<font color=red>// $Id$</font> - -<font color=blue>#include</font> "<A HREF="../../../ace/SOCK_Dgram.h">ace/SOCK_Dgram.h</A>" -<font color=blue>#include</font> "<A HREF="../../../ace/INET_Addr.h">ace/INET_Addr.h</A>" - -static const u_short PORT = ACE_DEFAULT_SERVER_PORT; - -int -main (int argc, char *argv[]) -{ - ACE_INET_Addr local ((u_short) 0); - ACE_INET_Addr remote (PORT, - argc > 1 ? argv[1] : "<font color=green>localhost</font>"); - ACE_SOCK_Dgram dgram; - - if (dgram.open (local) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "<font color=green>%p\n</font>", - "<font color=green>open</font>"), - -1); - - char buf[BUFSIZ]; - - <font color=red>/* In order to conform to the "<font color=green>protocol</font>" required by the server, we - allow the user to specify a signature. A default matching the - server's default is also available. */</font> - sprintf (buf, - argc > 2 ? argv[2] : "<font color=green>Hello World!</font>"); - - if (dgram.send (buf, - <font color=#008888>ACE_OS::strlen</font> (buf) + 1, - remote) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "<font color=green>%p\n</font>", - "<font color=green>send</font>"), - -1); - - <font color=red>/* Because we may have sent a signature that the server doesn't - honor, we have to have some way to get out of the recv(). Most - ACE objects that have potential for infinite blocking give you the - option of providing a timeout. recv() is no exception. Here, we - construct an ACE_Time_Value representing two seconds and no - micro-seconds. If recv() fails to get a response within the two - seconds, it will return -1. */</font> - ACE_Time_Value timeout (2, 0); - if (dgram.recv (buf, - sizeof (buf), - remote, - 0, - &timeout) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "<font color=green>%p\n</font>", - "<font color=green>recv</font>"), - -1); - - <font color=red>/* Note: The fourth parameter to recv() is for flags. These flags - are passed directly to the underlying recv() or recvfrom() system - call. For Linux, resonable values are: MSG_OOB process - out-of-band data MSG_PEEK peek at incoming message (but leave it - in the OS buffers) MSG_WAITALL wait for full request or error See - your system documentation for the gory details. */</font> - - ACE_DEBUG ((LM_DEBUG, - "<font color=green>(%P|%t) The server said (%s)\n</font>", - buf)); - - return 0; -} -</PRE> -<HR WIDTH="100%"> - -<P>On the next page, we see that the directed_client gets similar upgrades. - -<P><HR WIDTH="100%"> -<CENTER>[<A HREF="../online-tutorials.html">Tutorial Index</A>] [<A HREF="page04.html">Continue This Tutorial</A>]</CENTER> - |