/*
* btree.h
*
*/
int befs_btree_find(struct super_block *sb, befs_data_stream * ds,
const char *key, befs_off_t * value);
int befs_btree_read(struct super_block *sb, befs_data_stream * ds,
loff_t key_no, size_t bufsize, char *keybuf,
size_t * keysize, befs_off_t * value);