Re: [PATCH] sctp: implement SIOCINQ ioctl()

From: Vlad Yasevich
Date: Thu Jun 24 2010 - 09:58:39 EST

Diego Elio âFlameeyesâ Pettenà wrote:
> Il giorno gio, 24/06/2010 alle 09.40 -0400, Vlad Yasevich ha scritto:
>> You don't call accept() on an SCTP SEQPACKET socket. You can just
>> read from it.
> Okay I guess I'll send a patch to the man page to fix that then.

I don't think the man page needs an update. This is just an SCTP-ism.
There are other protocols using SOCK_SEQPACKET that implement and support
accept() call.

The SCTP api spec decided that it wouldn't support accept() and we have to
follow it.

>> This way, you'll ignore listening SOCK_STREAM sockets which will not
>> have any
>> data anyway, but you'll check out listening SOCK_SEQPACKET sockets
>> that may have
>> data waiting on them.
> Ah I think I see what you mean here: SIOCINQ would work for TCP-style
> ESTABLISHED sockets _and_ SEQPACKET LISTENING sockets, right?



> Will send the updated patch in a moment.
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