#include "cache.h"
#include "object.h"
+#include "replace-object.h"
+#include "object-store.h"
#include "blob.h"
#include "tree.h"
#include "commit.h"
#include "tag.h"
-
-static struct object **obj_hash;
-static int nr_objs, obj_hash_size;
+#include "alloc.h"
+#include "object-store.h"
+#include "packfile.h"
+#include "commit-graph.h"
unsigned int get_max_object_index(void)
{
- return obj_hash_size;
+ return the_repository->parsed_objects->obj_hash_size;
}
struct object *get_indexed_object(unsigned int idx)
{
- return obj_hash[idx];
+ return the_repository->parsed_objects->obj_hash[idx];
}
static const char *object_type_strings[] = {
"tag", /* OBJ_TAG = 4 */
};
-const char *typename(unsigned int type)
+const char *type_name(unsigned int type)
{
if (type >= ARRAY_SIZE(object_type_strings))
return NULL;
if (gentle)
return -1;
- die("invalid object type \"%s\"", str);
+ die(_("invalid object type \"%s\""), str);
}
/*
* Look up the record for the given sha1 in the hash map stored in
* obj_hash. Return NULL if it was not found.
*/
-struct object *lookup_object(const unsigned char *sha1)
+struct object *lookup_object(struct repository *r, const unsigned char *sha1)
{
unsigned int i, first;
struct object *obj;
- if (!obj_hash)
+ if (!r->parsed_objects->obj_hash)
return NULL;
- first = i = hash_obj(sha1, obj_hash_size);
- while ((obj = obj_hash[i]) != NULL) {
- if (!hashcmp(sha1, obj->oid.hash))
+ first = i = hash_obj(sha1, r->parsed_objects->obj_hash_size);
+ while ((obj = r->parsed_objects->obj_hash[i]) != NULL) {
+ if (hasheq(sha1, obj->oid.hash))
break;
i++;
- if (i == obj_hash_size)
+ if (i == r->parsed_objects->obj_hash_size)
i = 0;
}
if (obj && i != first) {
* that we do not need to walk the hash table the next
* time we look for it.
*/
- SWAP(obj_hash[i], obj_hash[first]);
+ SWAP(r->parsed_objects->obj_hash[i],
+ r->parsed_objects->obj_hash[first]);
}
return obj;
}
* power of 2 (but at least 32). Copy the existing values to the new
* hash map.
*/
-static void grow_object_hash(void)
+static void grow_object_hash(struct repository *r)
{
int i;
/*
* Note that this size must always be power-of-2 to match hash_obj
* above.
*/
- int new_hash_size = obj_hash_size < 32 ? 32 : 2 * obj_hash_size;
+ int new_hash_size = r->parsed_objects->obj_hash_size < 32 ? 32 : 2 * r->parsed_objects->obj_hash_size;
struct object **new_hash;
new_hash = xcalloc(new_hash_size, sizeof(struct object *));
- for (i = 0; i < obj_hash_size; i++) {
- struct object *obj = obj_hash[i];
+ for (i = 0; i < r->parsed_objects->obj_hash_size; i++) {
+ struct object *obj = r->parsed_objects->obj_hash[i];
+
if (!obj)
continue;
insert_obj_hash(obj, new_hash, new_hash_size);
}
- free(obj_hash);
- obj_hash = new_hash;
- obj_hash_size = new_hash_size;
+ free(r->parsed_objects->obj_hash);
+ r->parsed_objects->obj_hash = new_hash;
+ r->parsed_objects->obj_hash_size = new_hash_size;
}
-void *create_object(const unsigned char *sha1, void *o)
+void *create_object(struct repository *r, const unsigned char *sha1, void *o)
{
struct object *obj = o;
obj->flags = 0;
hashcpy(obj->oid.hash, sha1);
- if (obj_hash_size - 1 <= nr_objs * 2)
- grow_object_hash();
+ if (r->parsed_objects->obj_hash_size - 1 <= r->parsed_objects->nr_objs * 2)
+ grow_object_hash(r);
- insert_obj_hash(obj, obj_hash, obj_hash_size);
- nr_objs++;
+ insert_obj_hash(obj, r->parsed_objects->obj_hash,
+ r->parsed_objects->obj_hash_size);
+ r->parsed_objects->nr_objs++;
return obj;
}
-void *object_as_type(struct object *obj, enum object_type type, int quiet)
+void *object_as_type(struct repository *r, struct object *obj, enum object_type type, int quiet)
{
if (obj->type == type)
return obj;
else if (obj->type == OBJ_NONE) {
if (type == OBJ_COMMIT)
- ((struct commit *)obj)->index = alloc_commit_index();
+ ((struct commit *)obj)->index = alloc_commit_index(r);
obj->type = type;
return obj;
}
else {
if (!quiet)
- error("object %s is a %s, not a %s",
+ error(_("object %s is a %s, not a %s"),
oid_to_hex(&obj->oid),
- typename(obj->type), typename(type));
+ type_name(obj->type), type_name(type));
return NULL;
}
}
struct object *lookup_unknown_object(const unsigned char *sha1)
{
- struct object *obj = lookup_object(sha1);
+ struct object *obj = lookup_object(the_repository, sha1);
if (!obj)
- obj = create_object(sha1, alloc_object_node());
+ obj = create_object(the_repository, sha1,
+ alloc_object_node(the_repository));
return obj;
}
-struct object *parse_object_buffer(const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p)
+struct object *parse_object_buffer(struct repository *r, const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p)
{
struct object *obj;
*eaten_p = 0;
obj = NULL;
if (type == OBJ_BLOB) {
- struct blob *blob = lookup_blob(oid);
+ struct blob *blob = lookup_blob(r, oid);
if (blob) {
if (parse_blob_buffer(blob, buffer, size))
return NULL;
obj = &blob->object;
}
} else if (type == OBJ_TREE) {
- struct tree *tree = lookup_tree(oid);
+ struct tree *tree = lookup_tree(r, oid);
if (tree) {
obj = &tree->object;
if (!tree->buffer)
}
}
} else if (type == OBJ_COMMIT) {
- struct commit *commit = lookup_commit(oid);
+ struct commit *commit = lookup_commit(r, oid);
if (commit) {
- if (parse_commit_buffer(commit, buffer, size))
+ if (parse_commit_buffer(r, commit, buffer, size, 1))
return NULL;
- if (!get_cached_commit_buffer(commit, NULL)) {
- set_commit_buffer(commit, buffer, size);
+ if (!get_cached_commit_buffer(r, commit, NULL)) {
+ set_commit_buffer(r, commit, buffer, size);
*eaten_p = 1;
}
obj = &commit->object;
}
} else if (type == OBJ_TAG) {
- struct tag *tag = lookup_tag(oid);
+ struct tag *tag = lookup_tag(r, oid);
if (tag) {
- if (parse_tag_buffer(tag, buffer, size))
+ if (parse_tag_buffer(r, tag, buffer, size))
return NULL;
obj = &tag->object;
}
} else {
- warning("object %s has unknown type id %d", oid_to_hex(oid), type);
+ warning(_("object %s has unknown type id %d"), oid_to_hex(oid), type);
obj = NULL;
}
return obj;
struct object *parse_object_or_die(const struct object_id *oid,
const char *name)
{
- struct object *o = parse_object(oid);
+ struct object *o = parse_object(the_repository, oid);
if (o)
return o;
die(_("unable to parse object: %s"), name ? name : oid_to_hex(oid));
}
-struct object *parse_object(const struct object_id *oid)
+struct object *parse_object(struct repository *r, const struct object_id *oid)
{
unsigned long size;
enum object_type type;
int eaten;
- const unsigned char *repl = lookup_replace_object(oid->hash);
+ const struct object_id *repl = lookup_replace_object(r, oid);
void *buffer;
struct object *obj;
- obj = lookup_object(oid->hash);
+ obj = lookup_object(r, oid->hash);
if (obj && obj->parsed)
return obj;
- if ((obj && obj->type == OBJ_BLOB) ||
+ if ((obj && obj->type == OBJ_BLOB && has_object_file(oid)) ||
(!obj && has_object_file(oid) &&
- sha1_object_info(oid->hash, NULL) == OBJ_BLOB)) {
- if (check_sha1_signature(repl, NULL, 0, NULL) < 0) {
- error("sha1 mismatch %s", oid_to_hex(oid));
+ oid_object_info(r, oid, NULL) == OBJ_BLOB)) {
+ if (check_object_signature(repl, NULL, 0, NULL) < 0) {
+ error(_("sha1 mismatch %s"), oid_to_hex(oid));
return NULL;
}
- parse_blob_buffer(lookup_blob(oid), NULL, 0);
- return lookup_object(oid->hash);
+ parse_blob_buffer(lookup_blob(r, oid), NULL, 0);
+ return lookup_object(r, oid->hash);
}
- buffer = read_sha1_file(oid->hash, &type, &size);
+ buffer = read_object_file(oid, &type, &size);
if (buffer) {
- if (check_sha1_signature(repl, buffer, size, typename(type)) < 0) {
+ if (check_object_signature(repl, buffer, size, type_name(type)) < 0) {
free(buffer);
- error("sha1 mismatch %s", sha1_to_hex(repl));
+ error(_("sha1 mismatch %s"), oid_to_hex(repl));
return NULL;
}
- obj = parse_object_buffer(oid, type, size, buffer, &eaten);
+ obj = parse_object_buffer(r, oid, type, size,
+ buffer, &eaten);
if (!eaten)
free(buffer);
return obj;
{
int i;
- for (i=0; i < obj_hash_size; i++) {
- struct object *obj = obj_hash[i];
+ for (i=0; i < the_repository->parsed_objects->obj_hash_size; i++) {
+ struct object *obj = the_repository->parsed_objects->obj_hash[i];
if (obj)
obj->flags &= ~flags;
}
}
+
+void clear_commit_marks_all(unsigned int flags)
+{
+ int i;
+
+ for (i = 0; i < the_repository->parsed_objects->obj_hash_size; i++) {
+ struct object *obj = the_repository->parsed_objects->obj_hash[i];
+ if (obj && obj->type == OBJ_COMMIT)
+ obj->flags &= ~flags;
+ }
+}
+
+struct parsed_object_pool *parsed_object_pool_new(void)
+{
+ struct parsed_object_pool *o = xmalloc(sizeof(*o));
+ memset(o, 0, sizeof(*o));
+
+ o->blob_state = allocate_alloc_state();
+ o->tree_state = allocate_alloc_state();
+ o->commit_state = allocate_alloc_state();
+ o->tag_state = allocate_alloc_state();
+ o->object_state = allocate_alloc_state();
+
+ o->is_shallow = -1;
+ o->shallow_stat = xcalloc(1, sizeof(*o->shallow_stat));
+
+ o->buffer_slab = allocate_commit_buffer_slab();
+
+ return o;
+}
+
+struct raw_object_store *raw_object_store_new(void)
+{
+ struct raw_object_store *o = xmalloc(sizeof(*o));
+
+ memset(o, 0, sizeof(*o));
+ INIT_LIST_HEAD(&o->packed_git_mru);
+ return o;
+}
+
+static void free_alt_odb(struct alternate_object_database *alt)
+{
+ strbuf_release(&alt->scratch);
+ oid_array_clear(&alt->loose_objects_cache);
+ free(alt);
+}
+
+static void free_alt_odbs(struct raw_object_store *o)
+{
+ while (o->alt_odb_list) {
+ struct alternate_object_database *next;
+
+ next = o->alt_odb_list->next;
+ free_alt_odb(o->alt_odb_list);
+ o->alt_odb_list = next;
+ }
+}
+
+void raw_object_store_clear(struct raw_object_store *o)
+{
+ FREE_AND_NULL(o->objectdir);
+ FREE_AND_NULL(o->alternate_db);
+
+ oidmap_free(o->replace_map, 1);
+ FREE_AND_NULL(o->replace_map);
+
+ free_commit_graph(o->commit_graph);
+ o->commit_graph = NULL;
+ o->commit_graph_attempted = 0;
+
+ free_alt_odbs(o);
+ o->alt_odb_tail = NULL;
+
+ INIT_LIST_HEAD(&o->packed_git_mru);
+ close_all_packs(o);
+ o->packed_git = NULL;
+}
+
+void parsed_object_pool_clear(struct parsed_object_pool *o)
+{
+ /*
+ * As objects are allocated in slabs (see alloc.c), we do
+ * not need to free each object, but each slab instead.
+ *
+ * Before doing so, we need to free any additional memory
+ * the objects may hold.
+ */
+ unsigned i;
+
+ for (i = 0; i < o->obj_hash_size; i++) {
+ struct object *obj = o->obj_hash[i];
+
+ if (!obj)
+ continue;
+
+ if (obj->type == OBJ_TREE)
+ free_tree_buffer((struct tree*)obj);
+ else if (obj->type == OBJ_COMMIT)
+ release_commit_memory((struct commit*)obj);
+ else if (obj->type == OBJ_TAG)
+ release_tag_memory((struct tag*)obj);
+ }
+
+ FREE_AND_NULL(o->obj_hash);
+ o->obj_hash_size = 0;
+
+ free_commit_buffer_slab(o->buffer_slab);
+ o->buffer_slab = NULL;
+
+ clear_alloc_state(o->blob_state);
+ clear_alloc_state(o->tree_state);
+ clear_alloc_state(o->commit_state);
+ clear_alloc_state(o->tag_state);
+ clear_alloc_state(o->object_state);
+ FREE_AND_NULL(o->blob_state);
+ FREE_AND_NULL(o->tree_state);
+ FREE_AND_NULL(o->commit_state);
+ FREE_AND_NULL(o->tag_state);
+ FREE_AND_NULL(o->object_state);
+}