1 718b3ab0 2018-03-17 stsp /*
 2 718b3ab0 2018-03-17 stsp  * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
 3 718b3ab0 2018-03-17 stsp  *
 4 718b3ab0 2018-03-17 stsp  * Permission to use, copy, modify, and distribute this software for any
 5 718b3ab0 2018-03-17 stsp  * purpose with or without fee is hereby granted, provided that the above
 6 718b3ab0 2018-03-17 stsp  * copyright notice and this permission notice appear in all copies.
 7 718b3ab0 2018-03-17 stsp  *
 8 718b3ab0 2018-03-17 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 718b3ab0 2018-03-17 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 718b3ab0 2018-03-17 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 718b3ab0 2018-03-17 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 718b3ab0 2018-03-17 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 718b3ab0 2018-03-17 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 718b3ab0 2018-03-17 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 718b3ab0 2018-03-17 stsp  */
16 718b3ab0 2018-03-17 stsp 
17 718b3ab0 2018-03-17 stsp #define GOT_PACKIDX_CACHE_SIZE	64
18 718b3ab0 2018-03-17 stsp #define GOT_PACK_CACHE_SIZE	GOT_PACKIDX_CACHE_SIZE
19 718b3ab0 2018-03-17 stsp 
20 7bb0daa1 2018-06-21 stsp #define GOT_OBJECT_CACHE_SIZE	8192
21 7bb0daa1 2018-06-21 stsp 
22 7bb0daa1 2018-06-21 stsp struct got_objcache_entry {
23 7bb0daa1 2018-06-21 stsp 	SIMPLEQ_ENTRY(got_objcache_entry) entry;
24 7bb0daa1 2018-06-21 stsp 	struct got_object_id id;
25 7bb0daa1 2018-06-21 stsp 	struct got_object *obj;
26 7bb0daa1 2018-06-21 stsp };
27 7bb0daa1 2018-06-21 stsp 
28 718b3ab0 2018-03-17 stsp struct got_repository {
29 718b3ab0 2018-03-17 stsp 	char *path;
30 718b3ab0 2018-03-17 stsp 	char *path_git_dir;
31 718b3ab0 2018-03-17 stsp 
32 718b3ab0 2018-03-17 stsp 	/* The pack index cache speeds up search for packed objects. */
33 6fd11751 2018-06-04 stsp 	struct got_packidx *packidx_cache[GOT_PACKIDX_CACHE_SIZE];
34 718b3ab0 2018-03-17 stsp 
35 6c6d3ed3 2018-04-02 stsp 	/* Open file handles for pack files. */
36 718b3ab0 2018-03-17 stsp 	struct got_pack packs[GOT_PACK_CACHE_SIZE];
37 7bb0daa1 2018-06-21 stsp 
38 7bb0daa1 2018-06-21 stsp 	SIMPLEQ_HEAD(, got_objcache_entry) objcache;
39 7bb0daa1 2018-06-21 stsp 	int ncached;
40 7bb0daa1 2018-06-21 stsp 	int cache_hit;
41 7bb0daa1 2018-06-21 stsp 	int cache_miss;
42 718b3ab0 2018-03-17 stsp };
43 7bb0daa1 2018-06-21 stsp 
44 7bb0daa1 2018-06-21 stsp const struct got_error*
45 7bb0daa1 2018-06-21 stsp got_repo_cache_object(struct got_repository *, struct got_object_id *,
46 7bb0daa1 2018-06-21 stsp     struct got_object *);
47 7bb0daa1 2018-06-21 stsp struct got_object *got_repo_get_cached_object(struct got_repository *,
48 7bb0daa1 2018-06-21 stsp     struct got_object_id *);