Here is a list of all documented files with brief descriptions:

[detail level 123]

▼ include
▼ vt
tonegen.h	Voicetronix programmable tone generator API
▼ src
▼ libvpb
apifunc.h	Common internal helper functions
playrec.h	Internal functions for audio playback and recording
vpbapi.h	Voicetronix voice processing board public API
vpbreg.h	VPB hardware registry implementation
vt_deprecated.h	Deprecated symbol handling
vtcore.h	`VTCore` `HostDSP` implementation