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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2003,2005 Free Software Foundation, Inc.
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* GRUB is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with GRUB; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef GRUB_ENV_HEADER
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#define GRUB_ENV_HEADER 1
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#include <grub/symbol.h>
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#include <grub/types.h>
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typedef char *(*grub_env_read_hook_t) (struct grub_env_var *var,
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typedef char *(*grub_env_write_hook_t) (struct grub_env_var *var,
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grub_env_read_hook_t read_hook;
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grub_env_write_hook_t write_hook;
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struct grub_env_var *next;
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struct grub_env_var **prevp;
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struct grub_env_var *sort_next;
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struct grub_env_var **sort_prevp;
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grub_err_t EXPORT_FUNC(grub_env_set) (const char *var, const char *val);
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char *EXPORT_FUNC(grub_env_get) (const char *name);
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void EXPORT_FUNC(grub_env_unset) (const char *name);
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void EXPORT_FUNC(grub_env_iterate) (int (* func) (struct grub_env_var *var));
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grub_err_t EXPORT_FUNC(grub_register_variable_hook) (const char *var,
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grub_env_read_hook_t read_hook,
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grub_env_write_hook_t write_hook);
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#endif /* ! GRUB_ENV_HEADER */