Date: Thu, 30 Oct 2003 08:40:20 +0100 From: Isaac Gelado <igf@tid.es> To: Dan Nelson <dnelson@allantgroup.com> Cc: freebsd-hackers@freebsd.org Subject: Re: POSIX Threads Message-ID: <3FA0C064.102@tid.es> References: <3F9FAE4D.3020500@tid.es> <20031029162447.GE2284@dan.emsphone.com>
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Dan Nelson escribió: > In the last episode (Oct 29), Isaac Gelado said: > >>I am developing a distributed application based on MICO (mico-2.3.9), >>which uses Packet Capture Library (PCapLib). >> >>In the code, I create a posix thread to execute the pcap_loop >>function (this function waits until certain number of packets have >>been captured or infinite if the number is 0). When PCapLib captures >>a packet and pcap_loop is running it calls to a handle function >>inside the same thread. >> >>This schema is working correctly in a linux machine, so when a packet >>is captured an CORBA event is sent to clients. But, when the server >>is running under FreeBSD 5.0, the handle function isn't executed when >>a packet is received. In FreeBSD the handle function is executed, for >>each packet, after certain time (maybe when the buffer of PCapLib is >>full), which is a problem because it sends events too fast to clients >>so the CORBA event service fails. > > > When you called pcap_open_live, what timeout did you set? > I set it to 0, so PCapLib should return the packet inmediatly. Can the problem be in the PCapLib implementation? -- __________________________________________________________ | Isaac Gelado | | | Telefónica I+D | Tlf 983367649 | | Paq. Tec. de Boecillo | | | Valladolid | igf@tid.es | |_______________________________|__________________________| | As gold which he cannot spend will make no man rich | | so knowledge which he cannot apply will make no man wise | |__________________________________________________________|
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