##Function: This tool is used to pre-process MPTCP pcap file, including:
- Filtering packets that don't belong to this MPTCP connection;
- Truncating pcap file that only include packets from MPCAP-SYN to MP-FIN (exclude MP-FIN).
##Build ./build.sh ./configure
##Usage: pcap-filter -f input-file -o output-file
##Test Env: Ubuntu14.04 + Linux-3.18.20 (mptcp v0.90) gcc 4.8.4