Re: [lwip-users] PPP driver from lwIP

[narke]

Hi Yoav,

Thanks for the answer,  I put some comment inside your replies.
Please have a look at them.


On 5 May 2011 19:33, Yoav Nissim <address@hidden> wrote:
>
>
> I have used lwIP's PPP but am not sure what you mean by "PPP driver from
> lwIP".

I will be using PPP over serial, and the serial line is connected to a
GPRS modem.  I am in a NO_SYS environment, i.e., embedded system
without OS.

>
> Do you need to use PPP-over-serial or PPP-over-Ethernet?
>
>
> I used PPPoS for which I had to:
>
> 1. implement the serial IO interface defined in sio.h (see reference
> implementations in contrib module)
>
> 2. use the PPP APIs defined in ppp.h to establish, manage, and terminate
> a PPP link.

Beside the PPP APIs, do you actually use the implementaion (.c files
in netif/ppp directory)?

>
>
> Take into consideration that:
>
> 1. as of lwIP 1.4.0 rc1, the APIs in ppp.h are not protected, i.e they
> should be called from the tcpip thread context.

I think this only matters for NO_SYS == false case. right?

>
> 2. IMO, not all the APIs in ppp.h are actually public....

What does this mean?

>
>
> HTH,
>
> Yoav.
>
>
>
> On 5/5/2011 13:18, narke wrote:
>
>> Hi,
>>
>> Does anyone have experience in using the PPP driver from lwIP?  Is
>> there even any example?  Thanks.
>>
>
>
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>



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narke
public key at http://subkeys.pgp.net:11371 (address@hidden)