1*a1596438SUma Shankar /* 2*a1596438SUma Shankar * (C) Copyright 2011 - 2012 Samsung Electronics 3*a1596438SUma Shankar * EXT4 filesystem implementation in Uboot by 4*a1596438SUma Shankar * Uma Shankar <uma.shankar@samsung.com> 5*a1596438SUma Shankar * Manjunatha C Achar <a.manjunatha@samsung.com> 6*a1596438SUma Shankar * 7*a1596438SUma Shankar * ext4ls and ext4load : based on ext2 ls load support in Uboot. 8*a1596438SUma Shankar * 9*a1596438SUma Shankar * (C) Copyright 2004 10*a1596438SUma Shankar * esd gmbh <www.esd-electronics.com> 11*a1596438SUma Shankar * Reinhard Arlt <reinhard.arlt@esd-electronics.com> 12*a1596438SUma Shankar * 13*a1596438SUma Shankar * based on code from grub2 fs/ext2.c and fs/fshelp.c by 14*a1596438SUma Shankar * GRUB -- GRand Unified Bootloader 15*a1596438SUma Shankar * Copyright (C) 2003, 2004 Free Software Foundation, Inc. 16*a1596438SUma Shankar * 17*a1596438SUma Shankar * This program is free software; you can redistribute it and/or modify 18*a1596438SUma Shankar * it under the terms of the GNU General Public License as published by 19*a1596438SUma Shankar * the Free Software Foundation; either version 2 of the License, or 20*a1596438SUma Shankar * (at your option) any later version. 21*a1596438SUma Shankar * 22*a1596438SUma Shankar * This program is distributed in the hope that it will be useful, 23*a1596438SUma Shankar * but WITHOUT ANY WARRANTY; without even the implied warranty of 24*a1596438SUma Shankar * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 25*a1596438SUma Shankar * GNU General Public License for more details. 26*a1596438SUma Shankar * 27*a1596438SUma Shankar * You should have received a copy of the GNU General Public License 28*a1596438SUma Shankar * along with this program; if not, write to the Free Software 29*a1596438SUma Shankar * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30*a1596438SUma Shankar */ 31*a1596438SUma Shankar 32*a1596438SUma Shankar #ifndef __EXT4_COMMON__ 33*a1596438SUma Shankar #define __EXT4_COMMON__ 34*a1596438SUma Shankar #include <ext_common.h> 35*a1596438SUma Shankar #include <ext4fs.h> 36*a1596438SUma Shankar #include <malloc.h> 37*a1596438SUma Shankar #include <asm/errno.h> 38*a1596438SUma Shankar 39*a1596438SUma Shankar #define YES 1 40*a1596438SUma Shankar #define NO 0 41*a1596438SUma Shankar #define TRUE 1 42*a1596438SUma Shankar #define FALSE 0 43*a1596438SUma Shankar #define RECOVER 1 44*a1596438SUma Shankar #define SCAN 0 45*a1596438SUma Shankar 46*a1596438SUma Shankar #define S_IFLNK 0120000 /* symbolic link */ 47*a1596438SUma Shankar #define BLOCK_NO_ONE 1 48*a1596438SUma Shankar #define SUPERBLOCK_SECTOR 2 49*a1596438SUma Shankar #define SUPERBLOCK_SIZE 1024 50*a1596438SUma Shankar #define F_FILE 1 51*a1596438SUma Shankar 52*a1596438SUma Shankar #define zalloc(size) calloc(1, size) 53*a1596438SUma Shankar 54*a1596438SUma Shankar extern unsigned long part_offset; 55*a1596438SUma Shankar int ext4fs_read_inode(struct ext2_data *data, int ino, 56*a1596438SUma Shankar struct ext2_inode *inode); 57*a1596438SUma Shankar int ext4fs_read_file(struct ext2fs_node *node, int pos, 58*a1596438SUma Shankar unsigned int len, char *buf); 59*a1596438SUma Shankar int ext4fs_find_file(const char *path, struct ext2fs_node *rootnode, 60*a1596438SUma Shankar struct ext2fs_node **foundnode, int expecttype); 61*a1596438SUma Shankar int ext4fs_iterate_dir(struct ext2fs_node *dir, char *name, 62*a1596438SUma Shankar struct ext2fs_node **fnode, int *ftype); 63*a1596438SUma Shankar #endif 64