1 files changed, 66 insertions, 0 deletions
diff --git a/object-store.c b/object-store.c
index a2004dca15..896d9ac350 100644
--- a/object-store.c
+++ b/object-store.c
@@ -2,11 +2,13 @@
 
 #include "git-compat-util.h"
 #include "abspath.h"
+#include "commit-graph.h"
 #include "config.h"
 #include "environment.h"
 #include "gettext.h"
 #include "hex.h"
 #include "lockfile.h"
+#include "loose.h"
 #include "object-file-convert.h"
 #include "object-file.h"
 #include "object-store.h"
@@ -361,6 +363,14 @@ struct object_directory *set_temporary_primary_odb(const char *dir, int will_des
 	return new_odb->next;
 }
 
+static void free_object_directory(struct object_directory *odb)
+{
+	free(odb->path);
+	odb_clear_loose_cache(odb);
+	loose_object_map_clear(&odb->loose_map);
+	free(odb);
+}
+
 void restore_primary_odb(struct object_directory *restore_odb, const char *old_path)
 {
 	struct object_directory *cur_odb = the_repository->objects->odb;
@@ -970,3 +980,59 @@ void assert_oid_type(const struct object_id *oid, enum object_type expect)
 		die(_("%s is not a valid '%s' object"), oid_to_hex(oid),
 		    type_name(expect));
 }
+
+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);
+	hashmap_init(&o->pack_map, pack_map_entry_cmp, NULL, 0);
+	pthread_mutex_init(&o->replace_mutex, NULL);
+	return o;
+}
+
+static void free_object_directories(struct raw_object_store *o)
+{
+	while (o->odb) {
+		struct object_directory *next;
+
+		next = o->odb->next;
+		free_object_directory(o->odb);
+		o->odb = next;
+	}
+	kh_destroy_odb_path_map(o->odb_by_path);
+	o->odb_by_path = NULL;
+}
+
+void raw_object_store_clear(struct raw_object_store *o)
+{
+	FREE_AND_NULL(o->alternate_db);
+
+	oidmap_free(o->replace_map, 1);
+	FREE_AND_NULL(o->replace_map);
+	pthread_mutex_destroy(&o->replace_mutex);
+
+	free_commit_graph(o->commit_graph);
+	o->commit_graph = NULL;
+	o->commit_graph_attempted = 0;
+
+	free_object_directories(o);
+	o->odb_tail = NULL;
+	o->loaded_alternates = 0;
+
+	INIT_LIST_HEAD(&o->packed_git_mru);
+	close_object_store(o);
+
+	/*
+	 * `close_object_store()` only closes the packfiles, but doesn't free
+	 * them. We thus have to do this manually.
+	 */
+	for (struct packed_git *p = o->packed_git, *next; p; p = next) {
+		next = p->next;
+		free(p);
+	}
+	o->packed_git = NULL;
+
+	hashmap_clear(&o->pack_map);
+}