2 Unix SMB/CIFS implementation.
4 simpler Samba VFS filesystem backend for clients which support the
5 CIFS Unix Extensions or newer CIFS POSIX protocol extensions
8 Copyright (C) Andrew Tridgell 2003
9 Copyright (C) Steve French 2006
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 utility functions for cifs posix backend
29 #include "system/filesys.h"
30 #include "cifsposix.h"
31 #include "system/time.h"
32 #include "system/dir.h"
33 #include "ntvfs/ntvfs.h"
36 convert a windows path to a unix path - don't do any manging or case sensitive handling
38 char *cifspsx_unix_path(struct ntvfs_module_context *ntvfs,
39 struct ntvfs_request *req, const char *name)
41 struct cifspsx_private *private = ntvfs->private_data;
45 ret = talloc_asprintf(req, "%s/%s", private->connectpath, name);
47 ret = talloc_asprintf(req, "%s%s", private->connectpath, name);
49 all_string_sub(ret, "\\", "/", 0);
51 strlower(ret + strlen(private->connectpath));
58 read a directory and find all matching file names and stat info
59 returned names are separate unix and DOS names. The returned names
60 are relative to the directory
62 struct cifspsx_dir *cifspsx_list_unix(TALLOC_CTX *mem_ctx, struct ntvfs_request *req, const char *unix_path)
65 struct cifspsx_dir *dir;
71 dir = talloc(mem_ctx, struct cifspsx_dir);
72 if (!dir) { return NULL; }
77 /* find the base directory */
78 p = strrchr(unix_path, '/');
79 if (!p) { return NULL; }
81 dir->unix_dir = talloc_strndup(mem_ctx, unix_path, PTR_DIFF(p, unix_path));
82 if (!dir->unix_dir) { return NULL; }
84 /* the wildcard pattern is the last part */
87 low_mask = talloc_strdup(mem_ctx, mask);
88 if (!low_mask) { return NULL; }
91 odir = opendir(dir->unix_dir);
92 if (!odir) { return NULL; }
94 while ((dent = readdir(odir))) {
95 uint_t i = dir->count;
99 if (strchr(dent->d_name, ':') && !strchr(unix_path, ':')) {
100 /* don't show streams in dir listing */
104 low_name = talloc_strdup(mem_ctx, dent->d_name);
105 if (!low_name) { continue; }
108 /* check it matches the wildcard pattern */
109 if (ms_fnmatch(low_mask, low_name, PROTOCOL_NT1) != 0) {
113 if (dir->count >= allocated) {
114 allocated = (allocated + 100) * 1.2;
115 dir->files = talloc_realloc(dir, dir->files, struct cifspsx_dirfile, allocated);
122 dir->files[i].name = low_name;
123 if (!dir->files[i].name) { continue; }
125 asprintf(&full_name, "%s/%s", dir->unix_dir, dir->files[i].name);
126 if (!full_name) { continue; }
128 if (stat(full_name, &dir->files[i].st) == 0) {
141 read a directory and find all matching file names and stat info
142 returned names are separate unix and DOS names. The returned names
143 are relative to the directory
145 struct cifspsx_dir *cifspsx_list(struct ntvfs_module_context *ntvfs, struct ntvfs_request *req, const char *pattern)
147 struct cifspsx_private *private = ntvfs->private_data;
150 unix_path = cifspsx_unix_path(ntvfs, req, pattern);
151 if (!unix_path) { return NULL; }
153 return cifspsx_list_unix(private, req, unix_path);
157 /*******************************************************************
158 set the time on a file via file descriptor
159 *******************************************************************/
160 int cifspsx_file_utime(int fd, struct utimbuf *times)
162 char *fd_path = NULL;
165 asprintf(&fd_path, "/proc/self/%d", fd);
171 ret = utime(fd_path, times);
178 map a unix file attrib to a DOS attribute
180 uint16_t cifspsx_unix_to_dos_attrib(mode_t mode)
183 if (S_ISDIR(mode)) ret |= FILE_ATTRIBUTE_DIRECTORY;
184 if (!(mode & S_IWUSR)) ret |= FILE_ATTRIBUTE_READONLY;