diff options
Diffstat (limited to 'ufs/devio.c')
-rw-r--r-- | ufs/devio.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/ufs/devio.c b/ufs/devio.c deleted file mode 100644 index 2e5cc332..00000000 --- a/ufs/devio.c +++ /dev/null @@ -1,70 +0,0 @@ -/* Device input and output - Copyright (C) 1992, 1993, 1994 Free Software Foundation - -This file is part of the GNU Hurd. - -The GNU Hurd 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. - -The GNU Hurd 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 the GNU Hurd; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* Written by Michael I. Bushnell. */ - -#include "ufs.h" -#include <device/device.h> -#include <device/device_request.h> - -/* Write disk block ADDR with DATA of LEN bytes, waiting for completion. */ -error_t -dev_write_sync (daddr_t addr, - vm_address_t data, - long len) -{ - int foo; - assert (!diskfs_readonly); - if (device_write (ufs_device, 0, addr, (io_buf_ptr_t) data, len, &foo) - || foo != len) - return EIO; - return 0; -} - -/* Write diskblock ADDR with DATA of LEN bytes; don't bother waiting - for completion. */ -error_t -dev_write (daddr_t addr, - vm_address_t data, - long len) -{ - assert (!diskfs_readonly); - if (device_write_request (ufs_device, MACH_PORT_NULL, 0, addr, - (io_buf_ptr_t) data, len)) - return EIO; - return 0; -} - -static int deverr; - -/* Read disk block ADDR; put the address of the data in DATA; read LEN - bytes. Always *DATA should be a full page no matter what. */ -error_t -dev_read_sync (daddr_t addr, - vm_address_t *data, - long len) -{ - int foo; - deverr = device_read (ufs_device, 0, addr, len, (io_buf_ptr_t *)data, - (u_int *)&foo); - if (deverr || foo != len) - return EIO; - return 0; -} - |