mreimer at vpop.net
Fri Jul 9 02:07:15 EEST 2004
Timo Sirainen wrote:
> On 9.7.2004, at 00:57, Mark E. Mallett wrote:
>> On Fri, Jul 09, 2004 at 12:34:04AM +0300, Timo Sirainen wrote:
>>> - Fixed APPEND hanging if the whole message was sent in one TCP packet
>>> (ie. fixes the "Sent mail" hangs)
>> Curious-- how does the application-level code care about TCP packets?
> It reads all of it into buffer, then later tries to read more even
> though everything was already in that buffer so it gets stuck at
> waiting. Dovecot's istream-limit wrapper stream specifically was a
> problem. It called parent stream's read() function without checking
> first if there was already data in it's buffer.
> These wrapper streams have been quite difficult in general. mbox support
> is implemented using one of those too and it took quite a while to get
> it working correctly. I guess I should write some comments there how
> exactly they should be implemented.
Is this a problem in 0.99 as well?
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