| #ifndef CACHE_TREE_H |
| #define CACHE_TREE_H |
| |
| #include "tree.h" |
| #include "tree-walk.h" |
| |
| struct cache_tree; |
| struct cache_tree_sub { |
| struct cache_tree *cache_tree; |
| int count; /* internally used by update_one() */ |
| int namelen; |
| int used; |
| char name[FLEX_ARRAY]; |
| }; |
| |
| struct cache_tree { |
| int entry_count; /* negative means "invalid" */ |
| unsigned char sha1[20]; |
| int subtree_nr; |
| int subtree_alloc; |
| struct cache_tree_sub **down; |
| }; |
| |
| struct cache_tree *cache_tree(void); |
| void cache_tree_free(struct cache_tree **); |
| void cache_tree_invalidate_path(struct index_state *, const char *); |
| struct cache_tree_sub *cache_tree_sub(struct cache_tree *, const char *); |
| |
| void cache_tree_write(struct strbuf *, struct cache_tree *root); |
| struct cache_tree *cache_tree_read(const char *buffer, unsigned long size); |
| |
| int cache_tree_fully_valid(struct cache_tree *); |
| int cache_tree_update(struct index_state *, int); |
| |
| int update_main_cache_tree(int); |
| |
| /* bitmasks to write_cache_as_tree flags */ |
| #define WRITE_TREE_MISSING_OK 1 |
| #define WRITE_TREE_IGNORE_CACHE_TREE 2 |
| #define WRITE_TREE_DRY_RUN 4 |
| #define WRITE_TREE_SILENT 8 |
| #define WRITE_TREE_REPAIR 16 |
| |
| /* error return codes */ |
| #define WRITE_TREE_UNREADABLE_INDEX (-1) |
| #define WRITE_TREE_UNMERGED_INDEX (-2) |
| #define WRITE_TREE_PREFIX_ERROR (-3) |
| |
| int write_cache_as_tree(unsigned char *sha1, int flags, const char *prefix); |
| void prime_cache_tree(struct index_state *, struct tree *); |
| |
| extern int cache_tree_matches_traversal(struct cache_tree *, struct name_entry *ent, struct traverse_info *info); |
| |
| #endif |