4 struct parsed_object_pool
{
5 struct object
**obj_hash
;
6 int nr_objs
, obj_hash_size
;
9 struct parsed_object_pool
*parsed_object_pool_new(void);
10 void parsed_object_pool_clear(struct parsed_object_pool
*o
);
14 struct object_list
*next
;
20 struct object_array_entry
{
23 * name or NULL. If non-NULL, the memory pointed to
24 * is owned by this object *except* if it points at
25 * object_array_slopbuf, which is a static copy of the
34 #define OBJECT_ARRAY_INIT { 0, 0, NULL }
38 * object flag allocation:
39 * revision.h: 0---------10 26
40 * fetch-pack.c: 0----5
42 * upload-pack.c: 4 11----------------19
43 * builtin/blame.c: 12-13
46 * http-push.c: 16-----19
49 * list-objects-filter.c: 21
50 * builtin/fsck.c: 0--3
51 * builtin/index-pack.c: 2021
52 * builtin/pack-objects.c: 20
53 * builtin/reflog.c: 10--12
54 * builtin/unpack-objects.c: 2021
59 * The object type is stored in 3 bits.
63 unsigned type
: TYPE_BITS
;
64 unsigned flags
: FLAG_BITS
;
68 extern const char *type_name(unsigned int type
);
69 extern int type_from_string_gently(const char *str
, ssize_t
, int gentle
);
70 #define type_from_string(str) type_from_string_gently(str, -1, 0)
73 * Return the current number of buckets in the object hashmap.
75 extern unsigned int get_max_object_index(void);
78 * Return the object from the specified bucket in the object hashmap.
80 extern struct object
*get_indexed_object(unsigned int);
83 * This can be used to see if we have heard of the object before, but
84 * it can return "yes we have, and here is a half-initialised object"
85 * for an object that we haven't loaded/parsed yet.
87 * When parsing a commit to create an in-core commit object, its
88 * parents list holds commit objects that represent its parents, but
89 * they are expected to be lazily initialized and do not know what
90 * their trees or parents are yet. When this function returns such a
91 * half-initialised objects, the caller is expected to initialize them
92 * by calling parse_object() on them.
94 struct object
*lookup_object(const unsigned char *sha1
);
96 extern void *create_object(struct repository
*r
, const unsigned char *sha1
, void *obj
);
98 void *object_as_type(struct object
*obj
, enum object_type type
, int quiet
);
101 * Returns the object, having parsed it to find out what it is.
103 * Returns NULL if the object is missing or corrupt.
105 struct object
*parse_object(const struct object_id
*oid
);
108 * Like parse_object, but will die() instead of returning NULL. If the
109 * "name" parameter is not NULL, it is included in the error message
110 * (otherwise, the hex object ID is given).
112 struct object
*parse_object_or_die(const struct object_id
*oid
, const char *name
);
114 /* Given the result of read_sha1_file(), returns the object after
115 * parsing it. eaten_p indicates if the object has a borrowed copy
116 * of buffer and the caller should not free() it.
118 struct object
*parse_object_buffer(const struct object_id
*oid
, enum object_type type
, unsigned long size
, void *buffer
, int *eaten_p
);
120 /** Returns the object, with potentially excess memory allocated. **/
121 struct object
*lookup_unknown_object(const unsigned char *sha1
);
123 struct object_list
*object_list_insert(struct object
*item
,
124 struct object_list
**list_p
);
126 int object_list_contains(struct object_list
*list
, struct object
*obj
);
128 /* Object array handling .. */
129 void add_object_array(struct object
*obj
, const char *name
, struct object_array
*array
);
130 void add_object_array_with_path(struct object
*obj
, const char *name
, struct object_array
*array
, unsigned mode
, const char *path
);
133 * Returns NULL if the array is empty. Otherwise, returns the last object
134 * after removing its entry from the array. Other resources associated
135 * with that object are left in an unspecified state and should not be
138 struct object
*object_array_pop(struct object_array
*array
);
140 typedef int (*object_array_each_func_t
)(struct object_array_entry
*, void *);
143 * Apply want to each entry in array, retaining only the entries for
144 * which the function returns true. Preserve the order of the entries
147 void object_array_filter(struct object_array
*array
,
148 object_array_each_func_t want
, void *cb_data
);
151 * Remove from array all but the first entry with a given name.
152 * Warning: this function uses an O(N^2) algorithm.
154 void object_array_remove_duplicates(struct object_array
*array
);
157 * Remove any objects from the array, freeing all used memory; afterwards
158 * the array is ready to store more objects with add_object_array().
160 void object_array_clear(struct object_array
*array
);
162 void clear_object_flags(unsigned flags
);
165 * Clear the specified object flags from all in-core commit objects.
167 extern void clear_commit_marks_all(unsigned int flags
);
169 #endif /* OBJECT_H */