2 * Copyright (c) 2001 Markus Friedl. All rights reserved.
3 * Copyright (c) 2001 Damien Miller. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 RCSID("$OpenBSD: sftp-common.c,v 1.6 2002/06/23 09:30:14 deraadt Exp $");
35 #include "sftp-common.h"
37 /* Clear contents of attributes structure */
39 attrib_clear(Attrib *a)
50 /* Convert from struct stat to filexfer attribs */
52 stat_to_attrib(struct stat *st, Attrib *a)
56 a->flags |= SSH2_FILEXFER_ATTR_SIZE;
57 a->size = st->st_size;
58 a->flags |= SSH2_FILEXFER_ATTR_UIDGID;
61 a->flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
62 a->perm = st->st_mode;
63 a->flags |= SSH2_FILEXFER_ATTR_ACMODTIME;
64 a->atime = st->st_atime;
65 a->mtime = st->st_mtime;
68 /* Decode attributes in buffer */
70 decode_attrib(Buffer *b)
75 a.flags = buffer_get_int(b);
76 if (a.flags & SSH2_FILEXFER_ATTR_SIZE)
77 a.size = buffer_get_int64(b);
78 if (a.flags & SSH2_FILEXFER_ATTR_UIDGID) {
79 a.uid = buffer_get_int(b);
80 a.gid = buffer_get_int(b);
82 if (a.flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
83 a.perm = buffer_get_int(b);
84 if (a.flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
85 a.atime = buffer_get_int(b);
86 a.mtime = buffer_get_int(b);
88 /* vendor-specific extensions */
89 if (a.flags & SSH2_FILEXFER_ATTR_EXTENDED) {
93 count = buffer_get_int(b);
94 for (i = 0; i < count; i++) {
95 type = buffer_get_string(b, NULL);
96 data = buffer_get_string(b, NULL);
97 debug3("Got file attribute \"%s\"", type);
105 /* Encode attributes to buffer */
107 encode_attrib(Buffer *b, Attrib *a)
109 buffer_put_int(b, a->flags);
110 if (a->flags & SSH2_FILEXFER_ATTR_SIZE)
111 buffer_put_int64(b, a->size);
112 if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) {
113 buffer_put_int(b, a->uid);
114 buffer_put_int(b, a->gid);
116 if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
117 buffer_put_int(b, a->perm);
118 if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
119 buffer_put_int(b, a->atime);
120 buffer_put_int(b, a->mtime);
124 /* Convert from SSH2_FX_ status to text error message */
132 return("End of file");
133 case SSH2_FX_NO_SUCH_FILE:
134 return("No such file or directory");
135 case SSH2_FX_PERMISSION_DENIED:
136 return("Permission denied");
137 case SSH2_FX_FAILURE:
139 case SSH2_FX_BAD_MESSAGE:
140 return("Bad message");
141 case SSH2_FX_NO_CONNECTION:
142 return("No connection");
143 case SSH2_FX_CONNECTION_LOST:
144 return("Connection lost");
145 case SSH2_FX_OP_UNSUPPORTED:
146 return("Operation unsupported");
148 return("Unknown status");