Date: Tue, 8 Oct 2002 20:05:24 -0300 (ART) From: Fernando Gleiser <fgleiser@cactus.fi.uba.ar> To: alireza mahini <alirezamahini@yahoo.com> Cc: questions@freebsd.org Subject: Re: How i can force a stream socket to wait as limited time in accept() function? Message-ID: <20021008195502.I3949-100000@cactus.fi.uba.ar> In-Reply-To: <20021008210940.3032.qmail@web40709.mail.yahoo.com>
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On Tue, 8 Oct 2002, alireza mahini wrote:
> Please sending for me a sample code that set a timeout
> for accept().
> ///Alireza
Not a complete example, but the concept is there:
int sl, sc;
fd_set rset;
sl=socket();
/*
* listen, bind, etc goes here
*/
flags=fcntl(sl, F_GETFL,0);
flags=fcntl(sl, F_SETFL, flags | O_NONBLOCK);
while(1) {
select(sl+1, &rset, 0, 0, &tv);
if (FD_ISSET(sl, &rset){
accept();
}
}
> --- Fernando Gleiser <fgleiser@cactus.fi.uba.ar>
> wrote:
> > On Tue, 8 Oct 2002, alireza mahini wrote:
> >
> > > I am a C++ programmer and the platform that i
> > develop
> > > my project on it is FreeBSD4.4 .I am aplaying the
> > > setsocketopt()function for seting the timeout into
> > the
> > > stream socket that blocked in accept() function
> > but i
> > > can't successful.
> >
> > It's easy, mmmkay :)
> >
> > You need to set the socket descriptor in
> > non-blocking mode, then call
> > accept. accept will fail and return -1 with errno
> > set to EWOULDBLOCK,
> > the call select(2) on the socket. select will return
> > when a connection
> > arrives (you need to test for it) or when the
> > timeout expires.
> >
> > I (and everybody else) recommend "Unix Network
> > Programming, 2d Ed" by
> > Rich Stevens. It is THE book for unix programmers.
> >
> >
> > Fer
> >
> >
> > >
> > > __________________________________________________
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>
>
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