diff options
Diffstat (limited to 'fs/ext4/ext4_common.h')
-rw-r--r-- | fs/ext4/ext4_common.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/fs/ext4/ext4_common.h b/fs/ext4/ext4_common.h new file mode 100644 index 0000000000..81fb67ef4c --- /dev/null +++ b/fs/ext4/ext4_common.h @@ -0,0 +1,58 @@ +/* + * (C) Copyright 2011 - 2012 Samsung Electronics + * EXT4 filesystem implementation in Uboot by + * Uma Shankar <uma.shankar@samsung.com> + * Manjunatha C Achar <a.manjunatha@samsung.com> + * + * ext4ls and ext4load : based on ext2 ls load support in Uboot. + * + * (C) Copyright 2004 + * esd gmbh <www.esd-electronics.com> + * Reinhard Arlt <reinhard.arlt@esd-electronics.com> + * + * based on code from grub2 fs/ext2.c and fs/fshelp.c by + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2003, 2004 Free Software Foundation, Inc. + * + * ext4write : Based on generic ext4 protocol. + * + * This program 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. + * + */ + +#ifndef __EXT4_COMMON__ +#define __EXT4_COMMON__ +#include <malloc.h> +#include <errno.h> +#include <dma.h> +#include "ext4fs.h" +#include "ext_common.h" + +static inline void *zalloc(size_t size) +{ + void *p = dma_alloc(size); + + if (p) + memset(p, 0, size); + + return p; +} + +int ext4fs_read_inode(struct ext2_data *data, int ino, + struct ext2_inode *inode); +int ext4fs_read_file(struct ext2fs_node *node, int pos, + unsigned int len, char *buf); +int ext4fs_find_file(const char *path, struct ext2fs_node *rootnode, + struct ext2fs_node **foundnode, int *foundtype); +int ext4fs_iterate_dir(struct ext2fs_node *dir, char *name, + struct ext2fs_node **fnode, int *ftype); + +#endif |