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.
>>
>>
>> On Fri, May 6, 2011 at 5:18 PM, Jeremy Farrell <<mailto:
>> jfarr...@pillardata.com>jfarr...@pillardata.com> wrote:
>>
>>
>> From: Harshvir Sidhu
>>
>> Hi,
>>
>> I have a server application, which accepts normal sockets and ssl socket
>> connections. I am trying to make 3 connections to server from 1 client
>> machine, on same server port.
>> When i connect on normal sockets then it works with any number of
>> connections.
>> When i tried to connect SSL then they dont work. If i connect 1 client
>> then it works.
>>
>> In my listen socket, I have SO_REUSEADDR socket option, at first i
>> thought might be this is causing issue, but i tried to use
>> SO_EXCLUSIVEADDRUSE even then it dont work.
>>
>> Has someone seen some issue like this, any possible suggestion for this?
>>
>> Thanks,
>>
>> // Harshvir
>>
>>
>> <http://www.catb.org/~esr/faqs/smart-questions.html>
>> http://www.catb.org/~esr/faqs/smart-questions.html
>>
>>
>>
>>
>>
>>
>>
>>
>
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