85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
|
/*
|
||
|
|
* GRUB -- GRand Unified Bootloader
|
||
|
|
* Copyright (C) 1999,2000,2001,2002,2003,2004,2006,2007,2008,2009,2010,2011,2012,2013 Free Software Foundation, Inc.
|
||
|
|
*
|
||
|
|
* GRUB 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 3 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <config-util.h>
|
||
|
|
|
||
|
|
#include <grub/disk.h>
|
||
|
|
#include <grub/partition.h>
|
||
|
|
#include <grub/msdos_partition.h>
|
||
|
|
#include <grub/types.h>
|
||
|
|
#include <grub/err.h>
|
||
|
|
#include <grub/emu/misc.h>
|
||
|
|
#include <grub/emu/hostdisk.h>
|
||
|
|
#include <grub/emu/getroot.h>
|
||
|
|
#include <grub/misc.h>
|
||
|
|
#include <grub/i18n.h>
|
||
|
|
#include <grub/list.h>
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <ctype.h>
|
||
|
|
#include <assert.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <sys/types.h>
|
||
|
|
#include <sys/stat.h>
|
||
|
|
#include <fcntl.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#include <limits.h>
|
||
|
|
|
||
|
|
# include <sys/ioctl.h>
|
||
|
|
# include <cygwin/fs.h> /* BLKGETSIZE64 */
|
||
|
|
# include <cygwin/hdreg.h> /* HDIO_GETGEO */
|
||
|
|
|
||
|
|
grub_int64_t
|
||
|
|
grub_util_get_fd_size_os (int fd, const char *name, unsigned *log_secsize)
|
||
|
|
{
|
||
|
|
unsigned long long nr;
|
||
|
|
unsigned sector_size, log_sector_size;
|
||
|
|
|
||
|
|
if (ioctl (fd, BLKGETSIZE64, &nr))
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
if (ioctl (fd, BLKSSZGET, §or_size))
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
if (sector_size & (sector_size - 1) || !sector_size)
|
||
|
|
return -1;
|
||
|
|
for (log_sector_size = 0;
|
||
|
|
(1 << log_sector_size) < sector_size;
|
||
|
|
log_sector_size++);
|
||
|
|
|
||
|
|
if (log_secsize)
|
||
|
|
*log_secsize = log_sector_size;
|
||
|
|
|
||
|
|
if (nr & ((1 << log_sector_size) - 1))
|
||
|
|
grub_util_error ("%s", _("unaligned device size"));
|
||
|
|
|
||
|
|
return nr;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
grub_hostdisk_flush_initial_buffer (const char *os_dev __attribute__ ((unused)))
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
grub_hostdisk_configure_device_driver (int fd __attribute__ ((unused)))
|
||
|
|
{
|
||
|
|
}
|