http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/zftape.h

#ifndef _ZFTAPE_H #define _ZFTAPE_H /* * Copyright (C) 1996, 1997 Claus-Justus Heine. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; see the file COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. * * $Source: /homes/cvs/ftape-stacked/include/linux/zftape.h,v $ * $Revision: 1.12 $ * $Date: 1997/10/21 11:02:37 $ * * Special ioctl and other global info for the zftape VFS * interface for the QIC-40/80/3010/3020 floppy-tape driver for * Linux. */ #define ZFTAPE_VERSION "zftape for " FTAPE_VERSION #include <linux/ftape.h> #define ZFTAPE_LABEL "Ftape - The Linux Floppy Tape Project!" /* Bits of the minor device number that control the operation mode */ #define ZFT_Q80_MODE (1 << 3) #define ZFT_ZIP_MODE (1 << 4) #define ZFT_RAW_MODE (1 << 5) #define ZFT_MINOR_OP_MASK (ZFT_Q80_MODE | \ ZFT_ZIP_MODE | \ ZFT_RAW_MODE) #define ZFT_MINOR_MASK (FTAPE_SEL_MASK | \ ZFT_MINOR_OP_MASK | \ FTAPE_NO_REWIND) #ifdef ZFT_OBSOLETE struct mtblksz { unsigned int mt_blksz; }; #define MTIOC_ZFTAPE_GETBLKSZ _IOR('m', 104, struct mtblksz) #endif #ifdef __KERNEL__ extern int zft_init(void); static inline __s64 zft_div_blksz(__s64 value, __u32 blk_sz) { if (blk_sz == 1) { return value; } else { return (__s64)(((__u32)(value >> 10) + (blk_sz >> 10) - 1) / (blk_sz >> 10)); } } static inline __s64 zft_mul_blksz(__s64 value, __u32 blk_sz) { if (blk_sz == 1) { return value; } else { /* if blk_sz != 1, then it is a multiple of 1024. In * this case, `value' will also fit into 32 bits. * * Actually, this limits the capacity to 42 * bits. This is (2^32)*1024, roughly a thousand * times 2GB, or 3 Terabytes. Hopefully this is enough */ return(__s64)(((__u32)(value)*(blk_sz>>10))<<10); } } #endif #endif