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libsmdev_ata.c
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libsmdev_ata.c
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/*
* ATA/ATAPI functions
*
* Copyright (c) 2010-2012, Joachim Metz <jbmetz@users.sourceforge.net>
*
* Refer to AUTHORS for acknowledgements.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, 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 Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <common.h>
#include <memory.h>
#include <types.h>
#include <libcstring.h>
#include <liberror.h>
#include <libnotify.h>
#if defined( HAVE_SYS_IOCTL_H )
#include <sys/ioctl.h>
#endif
#if defined( HAVE_CYGWIN_HDREG_H )
#include <cygwin/hdreg.h>
#endif
#if defined( HAVE_LINUX_HDREG_H )
#include <linux/hdreg.h>
#endif
#if defined( HAVE_ERRNO_H ) || defined( WINAPI )
#include <errno.h>
#endif
#include "libsmdev_ata.h"
#include "libsmdev_error_string.h"
#if defined( HDIO_GET_IDENTITY )
/* Sends a ATA DEVICE CONFIGURATION IDENTIFY to the file descriptor
* Returns 1 if successful or -1 on error
*/
int libsmdev_ata_get_device_configuration(
int file_descriptor,
struct hd_driveid *device_configuration,
liberror_error_t **error )
{
libcstring_system_character_t error_string[ LIBSMDEV_ERROR_STRING_DEFAULT_SIZE ];
static char *function = "libsmdev_ata_get_device_configuration";
if( file_descriptor == -1 )
{
liberror_error_set(
error,
LIBERROR_ERROR_DOMAIN_ARGUMENTS,
LIBERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid file descriptor.",
function );
return( -1 );
}
if( device_configuration == NULL )
{
liberror_error_set(
error,
LIBERROR_ERROR_DOMAIN_ARGUMENTS,
LIBERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid device configuration.",
function );
return( -1 );
}
#if defined( HDIO_GET_IDENTITY )
if( ioctl(
file_descriptor,
HDIO_GET_IDENTITY,
device_configuration ) == -1 )
{
if( libsmdev_error_string_copy_from_error_number(
error_string,
LIBSMDEV_ERROR_STRING_DEFAULT_SIZE,
errno,
error ) == 1 )
{
liberror_error_set(
error,
LIBERROR_ERROR_DOMAIN_IO,
LIBERROR_IO_ERROR_IOCTL_FAILED,
"%s: unable to query device for: HDIO_GET_IDENTITY with error: %" PRIs_LIBCSTRING_SYSTEM ".",
function,
error_string );
}
else
{
liberror_error_set(
error,
LIBERROR_ERROR_DOMAIN_IO,
LIBERROR_IO_ERROR_IOCTL_FAILED,
"%s: unable to query device for: HDIO_GET_IDENTITY.",
function );
}
return( -1 );
}
#if defined( HAVE_DEBUG_OUTPUT )
if( libnotify_verbose != 0 )
{
libnotify_printf(
"%s: HDIO_GET_IDENTITY:\n",
function );
libnotify_print_data(
(uint8_t *) device_configuration,
sizeof( struct hd_driveid ),
0 );
libnotify_printf(
"Feature sets:\n" );
libnotify_printf(
"SMART:\t\t\t%d\n",
( device_configuration->command_set_1 & 0x0001 ) );
libnotify_printf(
"Security Mode:\t\t%d (%d)\n",
( device_configuration->command_set_1 & 0x0002 ) >> 1,
( device_configuration->dlf & 0x0001 ) );
libnotify_printf(
"Security Mode enabled:\t%d\n",
( device_configuration->dlf & 0x0002 ) >> 1 );
libnotify_printf(
"Removable Media:\t%d\n",
( device_configuration->command_set_1 & 0x0004 ) >> 2 );
libnotify_printf(
"HPA:\t\t\t%d\n",
( device_configuration->command_set_1 & 0x0400 ) >> 10 );
libnotify_printf(
"DCO:\t\t\t%d\n",
( device_configuration->command_set_2 & 0x0800 ) >> 11 );
libnotify_printf(
"Media serial:\t\t%d\n",
( device_configuration->cfsse & 0x0004 ) >> 2 );
libnotify_printf(
"\n" );
}
#endif
#endif
return( 1 );
}
#endif

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