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   comp.protocols.tcp-ip      TCP and IP network protocols.      14,669 messages   

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   Message 13,454 of 14,669   
   Jorgen Grahn to lancer6238@yahoo.com   
   Re: Stopping pcap_loop and return to mai   
   04 Mar 10 11:46:24   
   
   f726ce47   
   From: grahn+nntp@snipabacken.se   
      
   On Thu, 2010-03-04, lancer6238@yahoo.com wrote:   
   > Also, is it possible to set a duration for when packets would be   
   > captured? Something like:   
   >   
   > if (time(NULL) - start_time > 100)   
   >    pcap_breakloop(handle);   
   >   
   > But I don't know where to put this, because so far all the example   
   > I've seen used pcap_breakloop in a signal handler, which requires user   
   > intervention. How will the time condition be checked while pcap_loop   
   > is running?   
      
   All the examples maybe, but you can surely call pcap_breakloop() from   
   your pcap_loop callback.  It is clearly documented in the pcap(3)   
   manual page -- I hope you have read that?   
      
   (The man page talks a lot about using it in signal handlers, but   
   that's just because it's a trickier case.)   
      
   /Jorgen   
      
   --   
     // Jorgen Grahn    O  o   .   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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