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Re: Local Connection
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Re: Local Connection


  • Subject: Re: Local Connection
  • From: Michael Paluszek <email@hidden>
  • Date: Sat, 30 Mar 2002 20:31:17 -0500

Dear Zack:

Thanks for the help! At your suggestion I changed the specified port in

OTInitInetAddress

to 0 and it now works! I didn't really need to specify a port.

Sincerely,

Mike

-------
Michael A. Paluszek
Princeton Satellite Systems, Inc.
33 Witherspoon Street
Princeton, New Jersey 08542-3207
USA
Telephone: (609) 279-9606
Fax: (609) 279-9607
URL: http://www.psatellite.com

> From: Zack Morris <email@hidden>
> Date: Sat, 30 Mar 2002 14:24:14 -0500
> To: Michael Paluszek <email@hidden>, <email@hidden>
> Subject: Re: Local Connection
>
> on 3/29/02 5:16 AM, Michael Paluszek at email@hidden wrote:
>
>> I have a server application on the same machine as two client applications.
>> The server listens on port 5000 and then makes a connection on another port.
>> The two clients use identical OpenTransport code. The first client connects
>> but the second gets an error when it tries to bind of -3150 which is a bad
>> address error. If I make SocketSifter (a shareware application from
>> www.ekimsw.com) the second client SocketSifter connects without a problem
>> and the server transfers data to SocketSifter.) It seems that there is a
>> problem with my client code. I've synopsized it below (leaving out my code
>> that returns the error codes. The first error is with the bind.) Does anyone
>> have any suggestions on what I am doing wrong?
>
> Call SetFourByteOption() with IP_REUSEADDR right before your bind I
> think. Also, you can't bind two listening or two udp endpoints to the same
> port. Regular tcp endpoints work fine. Honestly, I've never had a need to
> do this, because when I try to make a connection, I usually just ask OT to
> give me any old port it comes up with.
>
> //---------------------------------------------
>
> SetFourByteOption( endpoint[k], INET_IP, IP_REUSEADDR, true );
>
> //-----------------------
>
> OTResult SetFourByteOption( EndpointRef ep, OTXTILevel level, OTXTIName
> name, UInt32 value )
> {
> OTResult err;
> TOption option;
> TOptMgmt request;
> TOptMgmt result;
>
> // Set up the option buffer to specify the option and value to set.
> option.len = kOTFourByteOptionSize;
> option.level= level;
> option.name = name;
> option.status = 0;
> option.value[0] = value;
>
> // Set up request parameter for OTOptionManagement
> request.opt.buf= (UInt8 *) &option;
> request.opt.len= sizeof(option);
> request.flags = T_NEGOTIATE;
>
> // Set up reply parameter for OTOptionManagement.
> result.opt.buf = (UInt8 *) &option;
> result.opt.maxlen = sizeof(option);
>
> err = OTOptionManagement(ep, &request, &result);
>
> if( !err )
> if( option.status != T_SUCCESS )
> err = option.status;
>
> return( err );
> }
>
> Zack Morris
> Z Sculpt Entertainment
> email@hidden
> http://www.zsculpt.com
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References: 
 >Re: Local Connection (From: Zack Morris <email@hidden>)

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