Merge branch 'dp/cywginstat'
[git/spearce.git] / cache-tree.h
blobcf8b790874c4a4f5890b360c237ccdd4a5a03de4
1 #ifndef CACHE_TREE_H
2 #define CACHE_TREE_H
4 struct cache_tree;
5 struct cache_tree_sub {
6 struct cache_tree *cache_tree;
7 int namelen;
8 int used;
9 char name[FLEX_ARRAY];
12 struct cache_tree {
13 int entry_count; /* negative means "invalid" */
14 unsigned char sha1[20];
15 int subtree_nr;
16 int subtree_alloc;
17 struct cache_tree_sub **down;
20 struct cache_tree *cache_tree(void);
21 void cache_tree_free(struct cache_tree **);
22 void cache_tree_invalidate_path(struct cache_tree *, const char *);
23 struct cache_tree_sub *cache_tree_sub(struct cache_tree *, const char *);
25 void cache_tree_write(struct strbuf *, struct cache_tree *root);
26 struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
28 int cache_tree_fully_valid(struct cache_tree *);
29 int cache_tree_update(struct cache_tree *, struct cache_entry **, int, int, int);
31 #define WRITE_TREE_UNREADABLE_INDEX (-1)
32 #define WRITE_TREE_UNMERGED_INDEX (-2)
33 #define WRITE_TREE_PREFIX_ERROR (-3)
35 int write_cache_as_tree(unsigned char *sha1, int missing_ok, const char *prefix);
36 #endif