1#ifndef OBJECT_H
2#define OBJECT_H
3
4struct object_list {
5 struct object *item;
6 struct object_list *next;
7 const char *name;
8};
9
10struct object {
11 unsigned parsed : 1;
12 unsigned used : 1;
13 unsigned int flags;
14 unsigned char sha1[20];
15 const char *type;
16 struct object_list *refs;
17 void *util;
18};
19
20extern int track_object_refs;
21extern int nr_objs;
22extern struct object **objs;
23
24/** Internal only **/
25struct object *lookup_object(const unsigned char *sha1);
26
27/** Returns the object, having looked it up as being the given type. **/
28struct object *lookup_object_type(const unsigned char *sha1, const char *type);
29
30void created_object(const unsigned char *sha1, struct object *obj);
31
32/** Returns the object, having parsed it to find out what it is. **/
33struct object *parse_object(const unsigned char *sha1);
34
35/** Returns the object, with potentially excess memory allocated. **/
36struct object *lookup_unknown_object(const unsigned char *sha1);
37
38void add_ref(struct object *refer, struct object *target);
39
40void mark_reachable(struct object *obj, unsigned int mask);
41
42struct object_list *object_list_insert(struct object *item,
43 struct object_list **list_p);
44
45void object_list_append(struct object *item,
46 struct object_list **list_p);
47
48unsigned object_list_length(struct object_list *list);
49
50int object_list_contains(struct object_list *list, struct object *obj);
51
52#endif /* OBJECT_H */