ext4: fix endianess problems in ext4 write support

[people/ms/u-boot.git] / fs / ext4 / ext4_common.h

diff --git a/fs/ext4/ext4_common.h b/fs/ext4/ext4_common.h
index 72cd020711480fd641fc118dcbb28a46f7276b61..370a7175ca72e4e14b8f1ba08315f4c18e43884d 100644 (file)
--- a/fs/ext4/ext4_common.h
+++ b/fs/ext4/ext4_common.h
@@ -16,19 +16,7 @@
  *
  * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef __EXT4_COMMON__
@@ -49,7 +37,7 @@
 
 #define S_IFLNK                0120000         /* symbolic link */
 #define BLOCK_NO_ONE           1
-#define SUPERBLOCK_SECTOR      2
+#define SUPERBLOCK_START       (2 * 512)
 #define SUPERBLOCK_SIZE        1024
 #define F_FILE                 1
 
@@ -62,8 +50,8 @@ static inline void *zalloc(size_t size)
 
 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_read_file(struct ext2fs_node *node, loff_t pos, loff_t len,
+                    char *buf, loff_t *actread);
 int ext4fs_find_file(const char *path, struct ext2fs_node *rootnode,
                        struct ext2fs_node **foundnode, int expecttype);
 int ext4fs_iterate_dir(struct ext2fs_node *dir, char *name,
@@ -71,10 +59,10 @@ int ext4fs_iterate_dir(struct ext2fs_node *dir, char *name,
 
 #if defined(CONFIG_EXT4_WRITE)
 uint32_t ext4fs_div_roundup(uint32_t size, uint32_t n);
-int ext4fs_checksum_update(unsigned int i);
+uint16_t ext4fs_checksum_update(unsigned int i);
 int ext4fs_get_parent_inode_num(const char *dirname, char *dname, int flags);
 void ext4fs_update_parent_dentry(char *filename, int *p_ino, int file_type);
-long int ext4fs_get_new_blk_no(void);
+uint32_t ext4fs_get_new_blk_no(void);
 int ext4fs_get_new_inode_no(void);
 void ext4fs_reset_block_bmap(long int blockno, unsigned char *buffer,
                                        int index);