X-Git-Url: https://git.octo.it/?p=git.git;a=blobdiff_plain;f=object.h;h=f4ee2e55ba7853e3b49cbca7409c89b71d4b848f;hp=d82c7c454bfc64e75b74f03c2d34d3f7e778a0f1;hb=HEAD;hpb=c4584ae3fd7cd595a638a07dfd853e9d2745e930 diff --git a/object.h b/object.h index d82c7c45..f4ee2e55 100644 --- a/object.h +++ b/object.h @@ -7,18 +7,39 @@ struct object_list { const char *name; }; +struct object_refs { + unsigned count; + struct object *ref[FLEX_ARRAY]; /* more */ +}; + +#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 + struct object { unsigned parsed : 1; unsigned used : 1; - unsigned int flags; + unsigned type : TYPE_BITS; + unsigned flags : FLAG_BITS; unsigned char sha1[20]; - const char *type; - struct object_list *refs; - void *util; + struct object_refs *refs; }; -extern int nr_objs; +extern int track_object_refs; +extern int obj_allocs; extern struct object **objs; +extern const char *type_names[]; + +static inline const char *typename(unsigned int type) +{ + return type_names[type > TYPE_TAG ? TYPE_BAD : type]; +} /** Internal only **/ struct object *lookup_object(const unsigned char *sha1); @@ -31,8 +52,22 @@ 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); +/** 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); + #endif /* OBJECT_H */