title: Does pcap_t *pcap_open_offline(const char *fname, char *errbuf) from libpcap read the whole pcap file into memory?
body: <p>Does </p>
  
  <pre><code>pcap_t *pcap_open_offline(const char *fname, char *errbuf) 
  </code></pre>
  
  <p>from libpcap read the whole pcap file into memory? If not so, I have to use tcpslice or similar tools to split pcap file up?</p>
  
  <p>Thanks.</p>