grub/include/grub/env.h
okuji 4b13b216f4 2004-04-04 Yoshinori K. Okuji <okuji@enbug.org>
All symbols prefixed with PUPA_ and pupa_ are renamed to GRUB_
	and grub_, respectively. Because the conversion is trivial and
	mechanical, I omit the details here. Please refer to the CVS
	if you need more information.
2004-04-04 13:46:03 +00:00

49 lines
1.7 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2003 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 2 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 GRUB; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef GRUB_ENV_HEADER
#define GRUB_ENV_HEADER 1
#include <grub/symbol.h>
#include <grub/err.h>
#include <grub/types.h>
struct grub_env_var
{
char *name;
char *value;
grub_err_t (*read_hook) (struct grub_env_var *var, char **val);
grub_err_t (*write_hook) (struct grub_env_var *var);
struct grub_env_var *next;
struct grub_env_var **prevp;
struct grub_env_var *sort_next;
struct grub_env_var **sort_prevp;
};
grub_err_t EXPORT_FUNC(grub_env_set) (const char *var, const char *val);
char *EXPORT_FUNC(grub_env_get) (const char *name);
void EXPORT_FUNC(grub_env_unset) (const char *name);
void EXPORT_FUNC(grub_env_iterate) (int (* func) (struct grub_env_var *var));
grub_err_t EXPORT_FUNC(grub_register_variable_hook) (const char *var,
grub_err_t (*read_hook)
(struct grub_env_var *var, char **val),
grub_err_t (*write_hook)
(struct grub_env_var *var));
#endif /* ! GRUB_ENV_HEADER */