[Libwebsockets] bidirectional binary data transfer with binary websockets

Hemant Kumar hkumar at arubanetworks.com
Fri Dec 27 18:22:16 CET 2013


There is LWS_BINARY ,you can use in libwebsocket_write() for binary data.
Gurus of LWS can clarify further ,if there is something more to it.

Thanks
-Hemant


> On Dec 27, 2013, at 9:13 AM, "Thomas Spitz" <andy.green at linaro.org> wrote:
> 
> Hello everybody,
> 
> Is there a simple way to send and receive binary data using lws? As for example, sending/receiving a 1Mb binary configuration file, an image, ...
> 
> I've seen through test-fraggle example that it is possible to send big file slicing it manually. I also saw that  libwebsocket_write() returns the number of byte effectively written and it is said that the user has to send the rest of the message if it hasn't been completely sent. It seems that raw functions are there but Am I missing any advance function like extensions?
> 
> Thanks in advance,
> Thomas
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