File: libparted.c

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/*
    libparted - a library for manipulating disk partitions
    Copyright (C) 1999-2001, 2007-2014 Free Software Foundation, Inc.

    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 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 General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <config.h>
#include "configmake.h"

#include <parted/parted.h>
#include <parted/debug.h>

#include "architecture.h"

#if ENABLE_NLS
#  include <locale.h>
#  include <libintl.h>
#  define _(String) dgettext (PACKAGE, String)
#else
#  define _(String) (String)
#endif /* ENABLE_NLS */

/* ped_malloc() debugging.  Stick the address and size of memory blocks that
 * weren't free()d in here, and an exception will be thrown when it is
 * allocated.  That way, you can find out what, exactly, the allocated thing
 * is, and where it is created.
 */
typedef struct
{
    void*	pointer;
    size_t	size;
} pointer_size_type;

/* IMHO, none of the DEBUG-related code below is useful, and the
   ped_malloc memset code is actually quite harmful: it masked at
   least two nasty bugs that were fixed in June of 2007.  */
#undef DEBUG
#ifdef DEBUG
static pointer_size_type dodgy_malloc_list[] = {
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0},
 {0,		0}
};

static int	dodgy_memory_active[100];
#endif /* DEBUG */

extern void ped_disk_aix_init ();
extern void ped_disk_bsd_init ();
extern void ped_disk_dvh_init ();
extern void ped_disk_gpt_init ();
extern void ped_disk_loop_init ();
extern void ped_disk_mac_init ();
extern void ped_disk_msdos_init ();
extern void ped_disk_pc98_init ();
extern void ped_disk_sun_init ();
extern void ped_disk_amiga_init ();
extern void ped_disk_dasd_init ();

static void
init_disk_types ()
{
	ped_disk_loop_init ();	/* must be last in the probe list */

#if defined __s390__ || defined __s390x__
	ped_disk_dasd_init();
#endif

	ped_disk_sun_init ();
#ifdef ENABLE_PC98
	ped_disk_pc98_init ();
#endif
	ped_disk_msdos_init ();
	ped_disk_mac_init ();
	ped_disk_gpt_init ();
	ped_disk_dvh_init ();
	ped_disk_bsd_init ();
	ped_disk_amiga_init ();
	ped_disk_aix_init ();
}

extern void ped_file_system_amiga_init (void);
extern void ped_file_system_xfs_init (void);
extern void ped_file_system_ufs_init (void);
extern void ped_file_system_reiserfs_init (void);
extern void ped_file_system_ntfs_init (void);
extern void ped_file_system_linux_swap_init (void);
extern void ped_file_system_jfs_init (void);
extern void ped_file_system_hfs_init (void);
extern void ped_file_system_fat_init (void);
extern void ped_file_system_ext2_init (void);
extern void ped_file_system_nilfs2_init (void);
extern void ped_file_system_btrfs_init (void);
extern void ped_file_system_zfs_init (void);

static void
init_file_system_types ()
{
	ped_file_system_amiga_init ();
	ped_file_system_xfs_init ();
	ped_file_system_ufs_init ();
	ped_file_system_reiserfs_init ();
	ped_file_system_ntfs_init ();
	ped_file_system_linux_swap_init ();
	ped_file_system_jfs_init ();
	ped_file_system_hfs_init ();
	ped_file_system_fat_init ();
	ped_file_system_ext2_init ();
	ped_file_system_nilfs2_init ();
	ped_file_system_btrfs_init ();
	ped_file_system_zfs_init ();
}

extern void ped_disk_aix_done ();
extern void ped_disk_bsd_done ();
extern void ped_disk_dvh_done ();
extern void ped_disk_gpt_done ();
extern void ped_disk_loop_done ();
extern void ped_disk_mac_done ();
extern void ped_disk_msdos_done ();
extern void ped_disk_pc98_done ();
extern void ped_disk_sun_done ();
extern void ped_disk_amiga_done ();
extern void ped_disk_dasd_done ();

static void
done_disk_types ()
{
#if defined __s390__ || __s390x__
	ped_disk_dasd_done ();
#endif
	ped_disk_sun_done ();
#ifdef ENABLE_PC98
	ped_disk_pc98_done ();
#endif
	ped_disk_msdos_done ();
	ped_disk_mac_done ();
	ped_disk_loop_done ();
	ped_disk_gpt_done ();
	ped_disk_dvh_done ();
	ped_disk_bsd_done ();
	ped_disk_amiga_done ();
	ped_disk_aix_done ();
}

static void _init() __attribute__ ((constructor));

static void
_init()
{
#ifdef ENABLE_NLS
	bindtextdomain (PACKAGE, LOCALEDIR);
#endif

	init_disk_types ();
	init_file_system_types ();
	ped_set_architecture ();
#ifdef DEBUG
	memset (dodgy_memory_active, 0, sizeof (dodgy_memory_active));
#endif
}

extern void ped_file_system_nilfs2_done (void);
extern void ped_file_system_ext2_done (void);
extern void ped_file_system_fat_done (void);
extern void ped_file_system_hfs_done (void);
extern void ped_file_system_jfs_done (void);
extern void ped_file_system_linux_swap_done (void);
extern void ped_file_system_ntfs_done (void);
extern void ped_file_system_reiserfs_done (void);
extern void ped_file_system_ufs_done (void);
extern void ped_file_system_xfs_done (void);
extern void ped_file_system_amiga_done (void);
extern void ped_file_system_btrfs_done (void);
extern void ped_file_system_zfs_done (void);

static void
done_file_system_types ()
{
	ped_file_system_zfs_done ();
	ped_file_system_nilfs2_done ();
	ped_file_system_ext2_done ();
	ped_file_system_fat_done ();
	ped_file_system_hfs_done ();
	ped_file_system_jfs_done ();
	ped_file_system_linux_swap_done ();
	ped_file_system_ntfs_done ();
	ped_file_system_reiserfs_done ();
	ped_file_system_ufs_done ();
	ped_file_system_xfs_done ();
	ped_file_system_amiga_done ();
	ped_file_system_btrfs_done ();
}

static void _done() __attribute__ ((destructor));

static void
_done()
{
	ped_device_free_all ();
	done_disk_types ();
	done_file_system_types ();
}

const char*
ped_get_version ()
{
	return VERSION;
}

void*
ped_malloc (size_t size)
{
	void*		mem;

	mem = (void*) malloc (size);
	if (!mem) {
		ped_exception_throw (PED_EXCEPTION_FATAL, PED_EXCEPTION_CANCEL,
				     _("Out of memory."));
		return NULL;
	}

	return mem;
}


void* ped_calloc (size_t size)
{
        void* buf = ped_malloc (size);

        memset (buf, 0, size);

        return buf;
}