Re: [tcpdump-workers] Problem with pcap_set_datalink DLT_IEEE802_11_RADIO

2013-09-17 Thread Guy Harris
On Sep 12, 2013, at 11:29 AM, Elton Lika wrote: > Also pcap_list_datalinks returns only DLT_NULL for the device. I.e.. pcap_list_datalinks() returns 1, and the first (and only) entry in the list it supplies has 0 (DLT_NULL) in it? Are you calling it before, or after, calling pcap_activate()?

Re: [tcpdump-workers] Problem with pcap_set_datalink DLT_IEEE802_11_RADIO

2013-09-17 Thread Guy Harris
On Sep 11, 2013, at 12:56 AM, Elton Lika wrote: > Here is the source code excerpt that fails: ... >pcap_activate(handle); In particular, it fails to check whether pcap_activate() succeeds. What does pcap_activate() return? It's not guaranteed to succeed _