grub2/include/grub/parttool.h

/*
 *  GRUB  --  GRand Unified Bootloader
 *  Copyright (C) 2009  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/>.
 */

#ifndef GRUB_PARTTOOL_HEADER
#define GRUB_PARTTOOL_HEADER	1

struct grub_parttool_argdesc
{
  const char *name;
  const char *desc;
  enum {GRUB_PARTTOOL_ARG_END, GRUB_PARTTOOL_ARG_BOOL, GRUB_PARTTOOL_ARG_VAL}
    type;
};

struct grub_parttool_args
{
  int set;
  union
  {
    int bool;
    char *str;
  };
};

typedef grub_err_t (*grub_parttool_function_t) (const grub_device_t dev,
						const struct grub_parttool_args *args);

struct grub_parttool
{
  struct grub_parttool *next;
  char *name;
  int handle;
  int nargs;
  struct grub_parttool_argdesc *args;
  grub_parttool_function_t func;
};

int grub_parttool_register(const char *part_name,
			   const grub_parttool_function_t func,
			   const struct grub_parttool_argdesc *args);
void grub_parttool_unregister (int handle);

#endif /* ! GRUB_PARTTOOL_HEADER*/