From: Alan Cox Date: Sat, 26 Dec 2015 23:01:53 +0000 (+0000) Subject: kernel.h: add defines for new length checking X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=8a1b4f53ddf25463c2cf6a4663782d0dff554678;p=FUZIX.git kernel.h: add defines for new length checking --- diff --git a/Kernel/include/kernel.h b/Kernel/include/kernel.h index 78d0cb2e..c365c281 100644 --- a/Kernel/include/kernel.h +++ b/Kernel/include/kernel.h @@ -115,6 +115,7 @@ typedef uint16_t blkno_t; /* Can have 65536 512-byte blocks in filesystem */ #define BLKSIZE 512 #define BLKSHIFT 9 #define BLKMASK 511 +#define BLKOVERSIZE 25 /* Bits 25+ mean we exceeded the file size */ /* Help the 8bit compilers out by preventing any 32bit promotions */ #define BLKOFF(x) (((uint16_t)(x)) & BLKMASK)