Basic Data Types

GnomeVFSResult - Result of I/O operations, the equivalent of errno
GnomeVFSURI - A uniform resource identifier.
gnome-vfs-utils - various utilities functions to manipulate uris
GnomeVFSFileInfo - stores information about files, GnomeVFS equivalent of stat
GnomeVFSFileSize - Data types used for specifying file sizes and seek positions