Re: [Boost-users] ASIO async_read_until...

Subject: Re: [Boost-users] ASIO async_read_until...
From: Etienne Philip Pretorius (icewolfhunter_at_[hidden])
Date: 2009-07-23 16:25:15

Zachary Turner wrote:
> On Thu, Jul 23, 2009 at 1:27 PM, Etienne Philip
> Pretorius<icewolfhunter_at_[hidden]> wrote:
>   
>> Hello list,
>>
>> I have a set of inherited classes as follows:
>>
>> client    [parent of]  stream  [parent of]
>> parser   [parent of]
>> grammar
>>
>> When I perform the following call:
>>
>> boost::asio::async_read_until(
>>   socket_,
>>       streambuf_,
>>       stream::parse(),
>>       boost::bind(
>>           &client::handle_read,
>>               this,
>>               boost::asio::placeholders::error,
>>               boost::asio::placeholders::bytes_transferred
>>       )
>> );
>>
>> The xml::parser::operator() call for the match condition is a copy of the
>> classes:
>>
>> parser [parent of]
>> grammar
>>
>> I need to know if someone could suggest a client way for me to use (shared)
>> pointers to the classes so that the xml::parser::operator() can keep its
>> state changes over successive calls for async_read_until.
>>     
>
>
> I should throw in a disclaimer that I have no experience at all with
> the xml parsing classes you're using so this may not apply.
>   
No problem, I am a hobby coder and decided to make my own with boost 
libraries...
> Can you store a single instance of parser inside client and then call
> async_read_until with boost::ref(parser_) instead of stream::parse()?
>   
You are correct. Thank you.
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