Simple high perfomance port mapper
$ sudo apt-get install libevent-dev libpcre++-dev
$ g++ hppm.cpp -levent -lpcre -o hppm
Syntax: hppm [-l filename] [-r regexp] listen-on-addr connect-to-addr
-l - enables logging of all transit packets to file <filename>
-r - enables filtering of all data satisfied a POSIX regular expression <regexp>
all filtered data then will translated to stdout
Example:
$ hppm 127.0.0.1:8888 1.2.3.4:80
$ hppm -l log.txt -r [0-9a-f]{32} 127.0.0.1:1234 95.34.12.33:80