utilities - Temporary map out libevtr, ktrdump, and evtranalyze from x86_64
[dragonfly.git] / crypto / openssh / sftp-common.c
blob7ebadcc53b0f4f5671fbe4f5b73e48396fc9f3cf
1 /* $OpenBSD: sftp-common.c,v 1.20 2006/08/03 03:34:42 deraadt Exp $ */
2 /*
3 * Copyright (c) 2001 Markus Friedl. All rights reserved.
4 * Copyright (c) 2001 Damien Miller. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include "includes.h"
29 #include <sys/types.h>
30 #include <sys/stat.h>
31 #include <sys/param.h>
33 #include <grp.h>
34 #include <pwd.h>
35 #include <stdio.h>
36 #include <string.h>
37 #include <time.h>
38 #include <stdarg.h>
40 #include "xmalloc.h"
41 #include "buffer.h"
42 #include "log.h"
44 #include "sftp.h"
45 #include "sftp-common.h"
47 /* Clear contents of attributes structure */
48 void
49 attrib_clear(Attrib *a)
51 a->flags = 0;
52 a->size = 0;
53 a->uid = 0;
54 a->gid = 0;
55 a->perm = 0;
56 a->atime = 0;
57 a->mtime = 0;
60 /* Convert from struct stat to filexfer attribs */
61 void
62 stat_to_attrib(const struct stat *st, Attrib *a)
64 attrib_clear(a);
65 a->flags = 0;
66 a->flags |= SSH2_FILEXFER_ATTR_SIZE;
67 a->size = st->st_size;
68 a->flags |= SSH2_FILEXFER_ATTR_UIDGID;
69 a->uid = st->st_uid;
70 a->gid = st->st_gid;
71 a->flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
72 a->perm = st->st_mode;
73 a->flags |= SSH2_FILEXFER_ATTR_ACMODTIME;
74 a->atime = st->st_atime;
75 a->mtime = st->st_mtime;
78 /* Convert from filexfer attribs to struct stat */
79 void
80 attrib_to_stat(const Attrib *a, struct stat *st)
82 memset(st, 0, sizeof(*st));
84 if (a->flags & SSH2_FILEXFER_ATTR_SIZE)
85 st->st_size = a->size;
86 if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) {
87 st->st_uid = a->uid;
88 st->st_gid = a->gid;
90 if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
91 st->st_mode = a->perm;
92 if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
93 st->st_atime = a->atime;
94 st->st_mtime = a->mtime;
98 /* Decode attributes in buffer */
99 Attrib *
100 decode_attrib(Buffer *b)
102 static Attrib a;
104 attrib_clear(&a);
105 a.flags = buffer_get_int(b);
106 if (a.flags & SSH2_FILEXFER_ATTR_SIZE)
107 a.size = buffer_get_int64(b);
108 if (a.flags & SSH2_FILEXFER_ATTR_UIDGID) {
109 a.uid = buffer_get_int(b);
110 a.gid = buffer_get_int(b);
112 if (a.flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
113 a.perm = buffer_get_int(b);
114 if (a.flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
115 a.atime = buffer_get_int(b);
116 a.mtime = buffer_get_int(b);
118 /* vendor-specific extensions */
119 if (a.flags & SSH2_FILEXFER_ATTR_EXTENDED) {
120 char *type, *data;
121 int i, count;
123 count = buffer_get_int(b);
124 for (i = 0; i < count; i++) {
125 type = buffer_get_string(b, NULL);
126 data = buffer_get_string(b, NULL);
127 debug3("Got file attribute \"%s\"", type);
128 xfree(type);
129 xfree(data);
132 return &a;
135 /* Encode attributes to buffer */
136 void
137 encode_attrib(Buffer *b, const Attrib *a)
139 buffer_put_int(b, a->flags);
140 if (a->flags & SSH2_FILEXFER_ATTR_SIZE)
141 buffer_put_int64(b, a->size);
142 if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) {
143 buffer_put_int(b, a->uid);
144 buffer_put_int(b, a->gid);
146 if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
147 buffer_put_int(b, a->perm);
148 if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
149 buffer_put_int(b, a->atime);
150 buffer_put_int(b, a->mtime);
154 /* Convert from SSH2_FX_ status to text error message */
155 const char *
156 fx2txt(int status)
158 switch (status) {
159 case SSH2_FX_OK:
160 return("No error");
161 case SSH2_FX_EOF:
162 return("End of file");
163 case SSH2_FX_NO_SUCH_FILE:
164 return("No such file or directory");
165 case SSH2_FX_PERMISSION_DENIED:
166 return("Permission denied");
167 case SSH2_FX_FAILURE:
168 return("Failure");
169 case SSH2_FX_BAD_MESSAGE:
170 return("Bad message");
171 case SSH2_FX_NO_CONNECTION:
172 return("No connection");
173 case SSH2_FX_CONNECTION_LOST:
174 return("Connection lost");
175 case SSH2_FX_OP_UNSUPPORTED:
176 return("Operation unsupported");
177 default:
178 return("Unknown status");
180 /* NOTREACHED */
184 * drwxr-xr-x 5 markus markus 1024 Jan 13 18:39 .ssh
186 char *
187 ls_file(const char *name, const struct stat *st, int remote)
189 int ulen, glen, sz = 0;
190 struct passwd *pw;
191 struct group *gr;
192 struct tm *ltime = localtime(&st->st_mtime);
193 char *user, *group;
194 char buf[1024], mode[11+1], tbuf[12+1], ubuf[11+1], gbuf[11+1];
196 strmode(st->st_mode, mode);
197 if (!remote && (pw = getpwuid(st->st_uid)) != NULL) {
198 user = pw->pw_name;
199 } else {
200 snprintf(ubuf, sizeof ubuf, "%u", (u_int)st->st_uid);
201 user = ubuf;
203 if (!remote && (gr = getgrgid(st->st_gid)) != NULL) {
204 group = gr->gr_name;
205 } else {
206 snprintf(gbuf, sizeof gbuf, "%u", (u_int)st->st_gid);
207 group = gbuf;
209 if (ltime != NULL) {
210 if (time(NULL) - st->st_mtime < (365*24*60*60)/2)
211 sz = strftime(tbuf, sizeof tbuf, "%b %e %H:%M", ltime);
212 else
213 sz = strftime(tbuf, sizeof tbuf, "%b %e %Y", ltime);
215 if (sz == 0)
216 tbuf[0] = '\0';
217 ulen = MAX(strlen(user), 8);
218 glen = MAX(strlen(group), 8);
219 snprintf(buf, sizeof buf, "%s %3u %-*s %-*s %8llu %s %s", mode,
220 (u_int)st->st_nlink, ulen, user, glen, group,
221 (unsigned long long)st->st_size, tbuf, name);
222 return xstrdup(buf);