[Jeff Morriss <jeff.morriss.ws@xxxxxxxxx>]

yassine antir wrote:
> Hi,
>
> i am working in one application where am using tshark. i have two issues 
> to fix:
>
> 1) i am using the tshark code on my application so we can say in other 
> words thark is the listening part of the application
> the application is multithreading one where multiple threads share the 
> libwireshark librairies and use the same tshark functions
> the problem is that an assertion acquired (my case in ftypes file (don*t 
> re-register) and probably there is more assertions afterwards) in case i 
> am trying to create multiple threads

libwireshark is NOT thread safe.  If you're using multiple threads, 
you'd need one lock to prevent more than one thread from entering 
libwireshark simultaneously.

> 2) the second issue is that i need to use functions of ringbuffer.h but 
> i got undefined reference of it when linking although ringbuffer.c is 
> part of the application
> i tried to define function as extern in the header but doesnt resolve 
> problem

You mean that the application is linked against ringbuffer.o?  What 
symbols give the problem?