Cap2HcCap is a program that conver pcap file into hccap file. part of tis code is taken from the aircrack-ng suite. It convert a WPA / WPA2 pcap capture file to a oclHashcat capture file (hccap) . Hashcat is the self-proclaimed world’s fastest CPU-based password recovery tool. It is released as free software (it had a proprietary codebase until 2015).
cap2 hccap <input.pcap> [input.pcap] [input.pcap] ... <outfile>
cyborg@cyborg:~$ cap2hccap packetscap-02.cap new.hccap [info ] writing handshake for "tempztrela".