struct object_list *next;
};
+struct object_refs {
+ unsigned count;
+ struct object *base;
+ struct object *ref[FLEX_ARRAY]; /* more */
+};
+
+struct object_array {
+ unsigned int nr;
+ unsigned int alloc;
+ struct object_array_entry {
+ struct object *item;
+ const char *name;
+ } *objects;
+};
+
+#define TYPE_BITS 3
+#define FLAG_BITS 27
+
+/*
+ * The object type is stored in 3 bits.
+ */
struct object {
unsigned parsed : 1;
unsigned used : 1;
- unsigned delta : 1;
- unsigned int flags;
+ unsigned type : TYPE_BITS;
+ unsigned flags : FLAG_BITS;
unsigned char sha1[20];
- const char *type;
- struct object_list *refs;
- struct object_list *attached_deltas;
- void *util;
};
-extern int nr_objs;
-extern struct object **objs;
+extern int track_object_refs;
+
+extern const char *typename(unsigned int type);
+extern int type_from_string(const char *str);
+
+extern unsigned int get_max_object_index(void);
+extern struct object *get_indexed_object(unsigned int);
+extern struct object_refs *lookup_object_refs(struct object *);
+/** Internal only **/
struct object *lookup_object(const unsigned char *sha1);
void created_object(const unsigned char *sha1, struct object *obj);
/** Returns the object, having parsed it to find out what it is. **/
struct object *parse_object(const unsigned char *sha1);
-void add_ref(struct object *refer, struct object *target);
+/* Given the result of read_sha1_file(), returns the object after
+ * parsing it. eaten_p indicates if the object has a borrowed copy
+ * of buffer and the caller should not free() it.
+ */
+struct object *parse_object_buffer(const unsigned char *sha1, enum object_type type, unsigned long size, void *buffer, int *eaten_p);
+
+/** Returns the object, with potentially excess memory allocated. **/
+struct object *lookup_unknown_object(const unsigned char *sha1);
+
+struct object_refs *alloc_object_refs(unsigned count);
+void set_object_refs(struct object *obj, struct object_refs *refs);
void mark_reachable(struct object *obj, unsigned int mask);
+struct object_list *object_list_insert(struct object *item,
+ struct object_list **list_p);
+
+void object_list_append(struct object *item,
+ struct object_list **list_p);
+
+unsigned object_list_length(struct object_list *list);
+
+int object_list_contains(struct object_list *list, struct object *obj);
+
+/* Object array handling .. */
+void add_object_array(struct object *obj, const char *name, struct object_array *array);
+
#endif /* OBJECT_H */