Article View: comp.os.netware.misc
Article #532Re: Programming problem: IPXListenForPacket
From: Doug Cornholio
Date: Fri, 17 Nov 1995 00:00
Date: Fri, 17 Nov 1995 00:00
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jt@fuw.edu.pl (Jerzy Tarasiuk) wrote: >>>>>> "m" == mist <mist@cyberus.ca> writes: >m> I am issuing IPXListenForPacket, and the ECB's inUse flag returns F7h after the function call. >m> What does F7h indicate? It is not listed in the documentation...... if everything went well I think >m> it should be FEh (waiting for data) so it indicates everything hasn't gone well, but I don't know >m> what's gone wrong... >But why do you worry about it? If there is anything wrong, >the inUse becomes 0 and completionCode becomes non-zero. >The strange inUse value most likely is some intermediate >state like "just receiving" or "in event queue"... >Oh, of course make sure the byte you check is just inUse. What if I'm getting an ECB inUse flag value of FEh but never get a 0? I'm using the Windows Client and Visual C++ 1.5 in a Win95 environment. I'm trying to submit an ECB without an ESRaddress, so I'm polling the ECB to check inUse. At first I thought that polling often would prevent the Novell client from changing the inUse value, so I waited 10 seconds before polling. I know for sure that I am sending a valid packet from another workstation, as I am using already-tested software on that end; yet my listening side never receives a message (or at least the inUse value never changes). Any suggestions?
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: fe659,37cccaad457dac4e X-Google-Attributes: gidfe659,public X-Google-Thread: fa939,37cccaad457dac4e X-Google-Attributes: gidfa939,public X-Google-Thread: f8bf7,37cccaad457dac4e X-Google-Attributes: gidf8bf7,public From: dougf@startel.com (Doug Cornholio) Subject: Re: Programming problem: IPXListenForPacket Date: 1995/11/17 Message-ID: <48gkps$21e@ocean.silcom.com> X-Deja-AN: 119491266 references: <480oiq$esp@cybernews.cyberus.ca> <wzpweu3m5b.fsf@albert5.fuw.edu.pl> organization: Silicon Beach - Business Internet Services newsgroups: comp.os.netware.misc,bit.listserv.novell,comp.os.netware.connectivity