LwIP netconn problem s bind()

[Ing. Peter Adamec]

tak prakticke maximum je viac ako 2x tolko to mi pride celkom daleko :-)

On 3. 5. 2014 21:53, Jaroslav Buchta wrote:
> Me se povedlo cca 5MB/s pres UDP prumer, ono teoreticke maximum 100Mb 
> site nebude uz daleko...
>
> Dne 3. 5. 2014 21:50, Stano napsal(a):
>> Dakujem za odpovede.
>> Este by som mal jednu otazku. Aku rychlost prenosu mam povazovat za 
>> normalnu? Mam STM32F407 a davam len cca 3MBs co sa mi zda velmi velmi 
>> malo.
>>
>> Martin Persich  wrote / napísal(a):
>>> Dobrý den,
>>> zkuste:
>>> ------------------------
>>>   struct netconn *pxListener;
>>>
>>>   pxListener = netconn_new( NETCONN_TCP );  // Create a new tcp 
>>> connection handle
>>>
>>>   if(pxListener!=NULL) {
>>>
>>>    pxListener->pcb.tcp->so_options|=(SOF_REUSEADDR);
>>>    netconn_bind(pxListener, NULL, TELNET_PORT );
>>>    netconn_listen( pxListener );
>>>    ....
>>>  }
>>> ------------------------
>>>
>>> Martin. persich na transcon.cz
>>>
>>>
>>> ----- Original Message ----- From: "d.petr" <d.petr na post.cz>
>>> To: "HW-news" <hw-list na list.hw.cz>
>>> Sent: Friday, May 02, 2014 3:08 PM
>>> Subject: Re: LwIP netconn problem s bind()
>>>
>>>
>>> Stano wrote:
>>>> Otvori to TCP port a caka na spojenie, ked sa prenesu data port sa
>>>> zatvori a connection sa maze.
>>>> Problem je v tom ze po zmazani uz 2hy krat netconn_bind() nevrati OK
>>>> Docital som sa na strankach LwIP:
>>>> "Bind a netconn to a local IP address or to any IP address. Note 
>>>> that if
>>>> you try to bind the same address and/or port you might get an error
>>>> (ERR_USE, address in use), even if you delete the netconn. Only after
>>>> some time (minutes) the resources are completely cleared in the
>>>> ...
>>>> Vie niekto poradit ako tento problem spravne vyriesit? Napada ma
>>>> nastavit velmi maly timeout ale to mi pride ako velmi spinave 
>>>> riesenie.
>>>>
>>>> S pozdravom
>>>> Stano
>>>
>>> Normálně se to dá řešit po vytvoření soketu:
>>> int optval=1;
>>> setsockopt (*Socket, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof optval);
>>>
>>> Podívejte se po ekvivalentu.
>>> PM
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>>
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