Commit | Line | Data |
---|---|---|
eb60ceac CM |
1 | #ifndef __DISKIO__ |
2 | #define __DISKIO__ | |
3 | ||
4 | struct tree_buffer { | |
5 | u64 blocknr; | |
6 | int count; | |
7 | union { | |
8 | struct node node; | |
9 | struct leaf leaf; | |
10 | }; | |
11 | }; | |
12 | ||
13 | struct tree_buffer *read_tree_block(struct ctree_root *root, u64 blocknr); | |
14 | int write_tree_block(struct ctree_root *root, struct tree_buffer *buf); | |
15 | struct ctree_root *open_ctree(char *filename); | |
16 | int close_ctree(struct ctree_root *root); | |
17 | void tree_block_release(struct ctree_root *root, struct tree_buffer *buf); | |
18 | struct tree_buffer *alloc_free_block(struct ctree_root *root); | |
19 | int update_root_block(struct ctree_root *root); | |
20 | ||
21 | #endif |