#define TYPE_BITS 3
#define FLAG_BITS 27
-#define TYPE_NONE 0
-#define TYPE_BLOB 1
-#define TYPE_TREE 2
-#define TYPE_COMMIT 3
-#define TYPE_TAG 4
-#define TYPE_BAD 5
-
+/*
+ * The object type is stored in 3 bits.
+ */
struct object {
unsigned parsed : 1;
unsigned used : 1;
};
extern int track_object_refs;
-extern int obj_allocs;
-extern struct object **objs;
-extern const char *type_names[];
+extern const char *type_names[9];
+
+extern unsigned int get_max_object_index(void);
+extern struct object *get_indexed_object(unsigned int);
static inline const char *typename(unsigned int type)
{
- return type_names[type > TYPE_TAG ? TYPE_BAD : type];
+ return type_names[type > OBJ_BAD ? OBJ_BAD : type];
}
extern struct object_refs *lookup_object_refs(struct object *);
/** Returns the object, having parsed it to find out what it is. **/
struct object *parse_object(const unsigned char *sha1);
+/* 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, const char *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);