/[grub]/grub2/include/grub/env.h
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revision 1.2 by okuji, Sun Apr 4 13:46:00 2004 UTC revision 1.3 by okuji, Wed Jul 20 20:30:45 2005 UTC
# Line 1  Line 1 
1  /*  /*
2   *  GRUB  --  GRand Unified Bootloader   *  GRUB  --  GRand Unified Bootloader
3   *  Copyright (C) 2003  Free Software Foundation, Inc.   *  Copyright (C) 2003,2005  Free Software Foundation, Inc.
4   *   *
5   *  GRUB is free software; you can redistribute it and/or modify   *  GRUB is free software; you can redistribute it and/or modify
6   *  it under the terms of the GNU General Public License as published by   *  it under the terms of the GNU General Public License as published by
# Line 24  Line 24 
24  #include <grub/err.h>  #include <grub/err.h>
25  #include <grub/types.h>  #include <grub/types.h>
26    
27    struct grub_env_var;
28    
29    typedef char *(*grub_env_read_hook_t) (struct grub_env_var *var,
30                                           const char *val);
31    typedef char *(*grub_env_write_hook_t) (struct grub_env_var *var,
32                                            const char *val);
33    
34  struct grub_env_var  struct grub_env_var
35  {  {
36    char *name;    char *name;
37    char *value;    char *value;
38    grub_err_t (*read_hook) (struct grub_env_var *var, char **val);    grub_env_read_hook_t read_hook;
39    grub_err_t (*write_hook) (struct grub_env_var *var);    grub_env_write_hook_t write_hook;
40    struct grub_env_var *next;    struct grub_env_var *next;
41    struct grub_env_var **prevp;    struct grub_env_var **prevp;
42    struct grub_env_var *sort_next;    struct grub_env_var *sort_next;
# Line 41  char *EXPORT_FUNC(grub_env_get) (const c Line 48  char *EXPORT_FUNC(grub_env_get) (const c
48  void EXPORT_FUNC(grub_env_unset) (const char *name);  void EXPORT_FUNC(grub_env_unset) (const char *name);
49  void EXPORT_FUNC(grub_env_iterate) (int (* func) (struct grub_env_var *var));  void EXPORT_FUNC(grub_env_iterate) (int (* func) (struct grub_env_var *var));
50  grub_err_t EXPORT_FUNC(grub_register_variable_hook) (const char *var,  grub_err_t EXPORT_FUNC(grub_register_variable_hook) (const char *var,
51                                                       grub_err_t (*read_hook)                                                       grub_env_read_hook_t read_hook,
52                                                       (struct grub_env_var *var, char **val),                                                       grub_env_write_hook_t write_hook);
                                                      grub_err_t (*write_hook)  
                                                      (struct grub_env_var *var));  
53    
54  #endif /* ! GRUB_ENV_HEADER */  #endif /* ! GRUB_ENV_HEADER */

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