upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/fs/jffs2/jffs2_private.h

89 lines
1.8 KiB

#ifndef jffs2_private_h
#define jffs2_private_h
#include <jffs2/jffs2.h>
struct b_node {
u32 offset;
struct b_node *next;
};
struct b_list {
struct b_node *listTail;
struct b_node *listHead;
#ifdef CFG_JFFS2_SORT_FRAGMENTS
struct b_node *listLast;
int (*listCompare)(struct b_node *new, struct b_node *node);
u32 listLoops;
#endif
u32 listCount;
struct mem_block *listMemBase;
};
struct b_lists {
char *partOffset;
struct b_list dir;
struct b_list frag;
};
struct b_compr_info {
u32 num_frags;
u32 compr_sum;
u32 decompr_sum;
};
struct b_jffs2_info {
struct b_compr_info compr_info[JFFS2_NUM_COMPR];
};
static inline int
hdr_crc(struct jffs2_unknown_node *node)
{
#if 1
u32 crc = crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4);
#else
/* what's the semantics of this? why is this here? */
u32 crc = crc32_no_comp(~0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4);
crc ^= ~0;
#endif
if (node->hdr_crc != crc) {
return 0;
} else {
return 1;
}
}
static inline int
dirent_crc(struct jffs2_raw_dirent *node)
{
if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_dirent) - 8)) {
return 0;
} else {
return 1;
}
}
static inline int
dirent_name_crc(struct jffs2_raw_dirent *node)
{
if (node->name_crc != crc32_no_comp(0, (unsigned char *)&(node->name), node->nsize)) {
return 0;
} else {
return 1;
}
}
static inline int
inode_crc(struct jffs2_raw_inode *node)
{
if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_inode) - 8)) {
return 0;
} else {
return 1;
}
}
#endif /* jffs2_private.h */