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2008-07-02 Bean <bean123ch@gmail.com>

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* conf/common.rmk (bin_UTILITIES): Add grub-editenv.
	(grub_editenv_SOURCES): New variable.
	(pkglib_MODULES): Add loadenv.mod.
	(loadenv_mod_SOURCES): New variable.
	(loadenv_mod_CFLAGS): Likewise.
	(loadenv_mod_LDFLAGS): Likewise.

	* include/grub/envblk.h: New file.

	* util/envblk.c: New file.

	* util/grub-editenv.c: New file.

	* commands/loadenv.c: New file.
This commit is contained in:
bean 2008-07-02 07:20:11 +00:00
parent d89b76343e
commit 2270f77bea
7 changed files with 973 additions and 124 deletions
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45
include/grub/envblk.h Normal file
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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008 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_ENVBLK_HEADER
#define GRUB_ENVBLK_HEADER 1
#define GRUB_ENVBLK_SIGNATURE 0x764e6547 /* GeNv */
#define GRUB_ENVBLK_MAXLEN 8192
#define GRUB_ENVBLK_DEFCFG "grubenv"
#ifndef ASM_FILE
struct grub_envblk
{
grub_uint32_t signature;
grub_uint16_t length;
char data[0];
} __attribute__ ((packed));
typedef struct grub_envblk *grub_envblk_t;
grub_envblk_t grub_envblk_find (char *buf);
int grub_envblk_insert (grub_envblk_t envblk, char *name, char *value);
void grub_envblk_delete (grub_envblk_t envblk, char *name);
void grub_envblk_iterate (grub_envblk_t envblk, int hook (char *name, char *value));
#endif
#endif /* ! GRUB_ENVBLK_HEADER */