Re: [Boost-users] asio, check remote socket open

Subject: Re: [Boost-users] asio, check remote socket open
From: Lloyd (lloyd_at_[hidden])
Date: 2010-07-08 10:59:20

I am not in a position to call async_read, as it will read out some valuable 
data (if the connection is not closed).

Al least is there any "dirty way"  to do this?

Thanks a lot,
  Lloyd

----- Original Message ----- 
From: "Igor R" <boost.lists_at_[hidden]>
To: <boost-users_at_[hidden]>
Sent: Thursday, July 08, 2010 7:54 PM
Subject: Re: [Boost-users] asio, check remote socket open

>> Inside the timer handler routine, is there any way to chek the connection 
>> is closed or> not? (From the timer handler, I can access the socket and 
>> io_service).
> Not really. To detect peer disconnection you can perform an async_readon 
> that socket, and in most cases it will call its handler with someerror. 
> But this method doesn't always work - eg., in case of a"non-graceful" 
> cable 
> disconnection._______________________________________________Boost-users 
> mailing 
> listBoost-users_at_[hidden]http://lists.boost.org/mailman/listinfo.cgi/boost-users
> 

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