Harsh.,
If u have any specific doubts in writing this asynchronous state
machine email me privately at suraj...@gmail.com.
I am pretty much jobless right now and can spend some time on this.
Thanks
--Gayathri
On Friday, May 6, 2011, Harshvir Sidhu <hvssi...@gmail.com> wrote:
> Thanks, I will give this a try.
> // Harshvir
>
> On Fri, May 6, 2011 at 6:44 PM, Eric S. Eberhard <fl...@vicsmba.com> wrote:
> Change the sockets. This is what I use:
>
> int setblock(fd, mode)
> int fd;
> int mode; /* True - blocking, False - non blocking */
> {
> int flags;
> int prevmode;
>
> flags = fcntl(fd, F_GETFL, 0);
> prevmode = !(flags & O_NDELAY);
> if (mode)
> flags &= ~O_NDELAY; /* turn blocking on */
> else
> flags |= O_NDELAY; /* turn blocking off */
> fcntl(fd, F_SETFL, flags);
>
> return prevmode;
> }
>
> Since it returns the existing mode you can use as such:
>
> prevmode = setblock(fd,0) /* turn of blocking */
> /* do your thing */
> (void)setblock(fd,prevmode); /* restore to original
> condition */
>
> At 04:15 PM 5/6/2011, you wrote:
>
> Thanks for the reply Gayathri.
> Do you mean to changing the sockets to non blocking, or when i create bio for
> ssl to make that as non blocking?
>
> Thanks.
>
>
> On Fri, May 6, 2011 at 6:03 PM, Gayathri Sundar
> <<mailto:suraj...@gmail.com>suraj...@gmail.com> wrote:
> Harsh,
>
> Okay from what I can understand, if you make ur underlying fd non blocking
> then it would work fine. Blocking FDs, unless and until one client is
> finished with its processing the other client will not be able to communicate
> with the server as the previous fd is blocked. The server is waiting on the
> 1st client to finish. When you have 3 ports and 3 clients then ofcourse it
> will work.
>
> thanks
> --Gayathri
>
>
>
> On Fri, May 6, 2011 at 5:50 PM, Harshvir Sidhu
> <<mailto:hvssi...@gmail.com>hvssi...@gmail.com> wrote:
> Gayatri,
> My server code is single threaded and i am using blocking sockets, i am using
> fd_set and select to wait for event on socket, and then performing operation
> based on the event that acts on a socket.
> I have an array of sockets to listen. So if i start listening on 3 different
> ports and from my client machien, i try to connect on them at different ports
> then it works fine, but when i use 1 listen port then it dont work properly.
> What i mean to say by work properly is that the connection is established,
> but when i am waiting for select to return event, then it dont show any
> activity when i send data from client, only 1 of them works, 2 dont work.
> In addition to that, when i use WireShark to see packets, then it shows that
> machine has received the packet from client. But server dont show that alert.
> Thats why i think it could be some socket option which is affecting it.
>
> // Harshvir
>
>
>
> On Fri, May 6, 2011 at 5:37 PM, Gayathri Sundar
> <<mailto:suraj...@gmail.com>suraj...@gmail.com> wrote:
> Harshvir,
>
> SO_REUSEADDR sock option has noting to do with ur problem, please go thro the
> socket ops man page to get a better understanding. First find out if ur
> server code is a blocking i/o or non blocking I/O..if former then connections
> will be handled sequentially..only after the 1st client is finished will the
> server be able to respond to the 2nd connect request. If non blocking then
> there should be no problem. Check the code if you see and O_NONBLOCK flag set
> in some fcntl call or check for FIONBIO flag.
>
> Thanks
> --Gayathri
>
>
>
> On Fri, May 6, 2011 at 5:29 PM, Harshvir Sidhu
> <<mailto:hvssi...@gmail.com>hvssi...@gmail.com> wrote:
> Well i think this link is for my question.
> I have already done 1-5 from the Before you ask list.
> Number 6, i dont know anyone who use openssl.
> Number 7, it will take a lot of time to go through all the code, i was just
> trying to save some time. I thought user discussion forums are for this only.
> I apologize for my understanding.
>
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