1 68d9677d 2018-03-09 stsp /*
 2 68d9677d 2018-03-09 stsp  * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
 3 68d9677d 2018-03-09 stsp  *
 4 68d9677d 2018-03-09 stsp  * Permission to use, copy, modify, and distribute this software for any
 5 68d9677d 2018-03-09 stsp  * purpose with or without fee is hereby granted, provided that the above
 6 68d9677d 2018-03-09 stsp  * copyright notice and this permission notice appear in all copies.
 7 68d9677d 2018-03-09 stsp  *
 8 68d9677d 2018-03-09 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 68d9677d 2018-03-09 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 68d9677d 2018-03-09 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 68d9677d 2018-03-09 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 68d9677d 2018-03-09 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 68d9677d 2018-03-09 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 68d9677d 2018-03-09 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 68d9677d 2018-03-09 stsp  */
16 68d9677d 2018-03-09 stsp 
17 68d9677d 2018-03-09 stsp /* 
18 68d9677d 2018-03-09 stsp  * Meta data about a tracked on-disk file.
19 68d9677d 2018-03-09 stsp  *
20 68d9677d 2018-03-09 stsp  * Note that some fields are truncated results from stat(2). These are only
21 68d9677d 2018-03-09 stsp  * used in order to detect modifications made to on-disk files, they are
22 68d9677d 2018-03-09 stsp  * never written back to the filesystem.
23 68d9677d 2018-03-09 stsp  */
24 68d9677d 2018-03-09 stsp struct got_index_entry {
25 68d9677d 2018-03-09 stsp 	uint32_t ctime_sec;
26 68d9677d 2018-03-09 stsp 	uint32_t ctime_nsec;
27 68d9677d 2018-03-09 stsp 	uint32_t mtime_sec;
28 68d9677d 2018-03-09 stsp 	uint32_t mtime_nsec;
29 68d9677d 2018-03-09 stsp 	uint32_t dev;
30 68d9677d 2018-03-09 stsp 	uint32_t ino;
31 68d9677d 2018-03-09 stsp 	uint32_t mode;
32 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_MODE_OBJ_TYPE	0x0000000f
33 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_MODE_PERMS	0x0000ff10
34 68d9677d 2018-03-09 stsp 	uint32_t uid;
35 68d9677d 2018-03-09 stsp 	uint32_t gid;
36 68d9677d 2018-03-09 stsp 	uint32_t size;
37 68d9677d 2018-03-09 stsp 	uint8_t obj_sha1[SHA1_DIGEST_LENGTH];
38 68d9677d 2018-03-09 stsp 	uint16_t flags;
39 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_F_NAME_LEN	0x0fff
40 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_F_STAGE		0x3000
41 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_F_EXTENDED	0x4000
42 68d9677d 2018-03-09 stsp #define GOT_INDEX_ENTRY_F_ASSUME_VALID	0x8000
43 68d9677d 2018-03-09 stsp 
44 0d7de9e3 2018-03-09 stsp 	/* This is a unix-style path relative to top level directory. */
45 68d9677d 2018-03-09 stsp 	const char *path;
46 68d9677d 2018-03-09 stsp };
47 68d9677d 2018-03-09 stsp 
48 68d9677d 2018-03-09 stsp struct got_index {
49 68d9677d 2018-03-09 stsp 	uint32_t signature;
50 68d9677d 2018-03-09 stsp 	uint32_t version;
51 68d9677d 2018-03-09 stsp 	uint32_t nentries;
52 68d9677d 2018-03-09 stsp 	struct got_index_entry *entries;
53 68d9677d 2018-03-09 stsp 	/* extensions go here */
54 68d9677d 2018-03-09 stsp 	uint8_t sha1[SHA1_DIGEST_LENGTH];
55 68d9677d 2018-03-09 stsp };