1 /*-
2 * Copyright (c) 2000-2005 MAEKAWA Masahide <maekawa@cvsync.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the author nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include <sys/types.h>
31 #include <sys/stat.h>
32
33 #include <limits.h>
34
35 #include "compat_stdbool.h"
36 #include "compat_stdint.h"
37 #include "compat_inttypes.h"
38 #include "compat_limits.h"
39 #include "basedef.h"
40
41 #include "attribute.h"
42 #include "cvsync.h"
43 #include "cvsync_attr.h"
44
45 size_t
attr_rcs_encode_dir(uint8_t * buffer,size_t bufsize,uint16_t mode)46 attr_rcs_encode_dir(uint8_t *buffer, size_t bufsize, uint16_t mode)
47 {
48 if (bufsize < RCS_ATTRLEN_DIR)
49 return (0);
50
51 SetWord(buffer, mode);
52
53 return (RCS_ATTRLEN_DIR);
54 }
55
56 size_t
attr_rcs_encode_file(uint8_t * buffer,size_t bufsize,time_t mtime,off_t size,uint16_t mode)57 attr_rcs_encode_file(uint8_t *buffer, size_t bufsize, time_t mtime, off_t size,
58 uint16_t mode)
59 {
60 if (bufsize < RCS_ATTRLEN_FILE)
61 return (0);
62
63 SetDDWord(buffer, mtime);
64 SetDDWord(&buffer[8], size);
65 SetWord(&buffer[16], mode);
66
67 return (RCS_ATTRLEN_FILE);
68 }
69
70 size_t
attr_rcs_encode_rcs(uint8_t * buffer,size_t bufsize,time_t mtime,uint16_t mode)71 attr_rcs_encode_rcs(uint8_t *buffer, size_t bufsize, time_t mtime,
72 uint16_t mode)
73 {
74 if (bufsize < RCS_ATTRLEN_RCS)
75 return (0);
76
77 SetDDWord(buffer, mtime);
78 SetWord(&buffer[8], mode);
79
80 return (RCS_ATTRLEN_RCS);
81 }
82
83 bool
attr_rcs_decode_dir(uint8_t * buffer,size_t bufsize,struct cvsync_attr * cap)84 attr_rcs_decode_dir(uint8_t *buffer, size_t bufsize, struct cvsync_attr *cap)
85 {
86 if (bufsize < RCS_ATTRLEN_DIR)
87 return (false);
88
89 cap->ca_mode = GetWord(buffer);
90
91 return (true);
92 }
93
94 bool
attr_rcs_decode_file(uint8_t * buffer,size_t bufsize,struct cvsync_attr * cap)95 attr_rcs_decode_file(uint8_t *buffer, size_t bufsize, struct cvsync_attr *cap)
96 {
97 if (bufsize < RCS_ATTRLEN_FILE)
98 return (false);
99
100 cap->ca_mtime = (int64_t)GetDDWord(buffer);
101 cap->ca_size = GetDDWord(&buffer[8]);
102 cap->ca_mode = GetWord(&buffer[16]);
103
104 return (true);
105 }
106
107 bool
attr_rcs_decode_rcs(uint8_t * buffer,size_t bufsize,struct cvsync_attr * cap)108 attr_rcs_decode_rcs(uint8_t *buffer, size_t bufsize, struct cvsync_attr *cap)
109 {
110 if (bufsize < RCS_ATTRLEN_RCS)
111 return (false);
112
113 cap->ca_mtime = (int64_t)GetDDWord(buffer);
114 cap->ca_mode = GetWord(&buffer[8]);
115
116 return (true);
117 }
118