/* * fundamental constants and types of the implementation * changing any of these changes the layout on disk */ /* * compatible on disk with the old 32-bit file server and can also speak 9P1. * this lets people run this file server on their old file systems. * DON'T TOUCH or you'll break compatibility. */ enum { NAMELEN = 28, /* max size of file name components */ NDBLOCK = 6, /* number of direct blocks in Dentry */ NIBLOCK = 2, /* max depth of indirect blocks */ }; typedef long Off; /* file offsets & sizes, in bytes & blocks */ #define COMPAT32 #define swaboff swab4