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git.ipfire.org Git - thirdparty/u-boot.git/blob - fs/jffs2/jffs2_private.h
1 #ifndef jffs2_private_h
2 #define jffs2_private_h
4 #include <jffs2/jffs2.h>
10 enum { CRC_UNKNOWN
= 0, CRC_OK
, CRC_BAD
} datacrc
;
14 struct b_node
*listTail
;
15 struct b_node
*listHead
;
16 #ifdef CONFIG_SYS_JFFS2_SORT_FRAGMENTS
17 struct b_node
*listLast
;
18 int (*listCompare
)(struct b_node
*new, struct b_node
*node
);
22 struct mem_block
*listMemBase
;
38 struct b_compr_info compr_info
[JFFS2_NUM_COMPR
];
42 hdr_crc(struct jffs2_unknown_node
*node
)
45 u32 crc
= crc32_no_comp(0, (unsigned char *)node
, sizeof(struct jffs2_unknown_node
) - 4);
47 /* what's the semantics of this? why is this here? */
48 u32 crc
= crc32_no_comp(~0, (unsigned char *)node
, sizeof(struct jffs2_unknown_node
) - 4);
52 if (node
->hdr_crc
!= crc
) {
60 dirent_crc(struct jffs2_raw_dirent
*node
)
62 if (node
->node_crc
!= crc32_no_comp(0, (unsigned char *)node
, sizeof(struct jffs2_raw_dirent
) - 8)) {
70 dirent_name_crc(struct jffs2_raw_dirent
*node
)
72 if (node
->name_crc
!= crc32_no_comp(0, (unsigned char *)&(node
->name
), node
->nsize
)) {
80 inode_crc(struct jffs2_raw_inode
*node
)
82 if (node
->node_crc
!= crc32_no_comp(0, (unsigned char *)node
, sizeof(struct jffs2_raw_inode
) - 8)) {
90 data_crc(struct jffs2_raw_inode
*node
)
92 if (node
->data_crc
!= crc32_no_comp(0, (unsigned char *)
93 ((int) &node
->node_crc
+ sizeof (node
->node_crc
)),
101 #if defined(CONFIG_SYS_JFFS2_SORT_FRAGMENTS)
102 /* External merge sort. */
103 int sort_list(struct b_list
*list
);
105 #endif /* jffs2_private.h */