I need to open a file in a game called red faction and add the contents to a combobox (In VB). but the source on how to do this is in C++

PLEASE can someone look at the source and tell me what it means in VB

(VPP file contain other files like a zip file but not compresed, I need to read those file names, especialy the .RFL files)

http://www.red-faction.com/ddn/specs/vpp/

If anyone owns RF, this is what i am working on:

http://www26.brinkster.com/fargate/malm.html