1 /*****************************************************************************
2 * filesystem.c: Windows file system helpers
3 *****************************************************************************
4 * Copyright (C) 2005-2006 the VideoLAN team
5 * Copyright © 2005-2008 Rémi Denis-Courmont
7 * Authors: Rémi Denis-Courmont <rem # videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
31 #include <vlc_common.h>
32 #include <vlc_charset.h>
34 #include "libvlc.h" /* vlc_mkdir */
40 #include <sys/types.h>
51 static wchar_t *widen_path (const char *path)
56 wpath = ToWide (path);
66 #define CONVERT_PATH(path, wpath, err) \
67 wchar_t *wpath = wide_path(path); \
68 if (wpath == NULL) return (err)
71 int vlc_open (const char *filename, int flags, ...)
73 unsigned int mode = 0;
78 mode = va_arg (ap, unsigned int);
82 /*_open translates to wchar internally on WinCE*/
83 return _open (filename, flags, mode);
86 * open() cannot open files with non-“ANSI” characters on Windows.
87 * We use _wopen() instead. Same thing for mkdir() and stat().
89 wchar_t *wpath = widen_path (filename);
93 int fd = _wopen (wpath, flags, mode);
99 int vlc_openat (int dir, const char *filename, int flags, ...)
101 (void) dir; (void) filename; (void) flags;
106 int vlc_mkdir( const char *dirname, mode_t mode )
108 #if defined (UNDER_CE)
110 /* mkdir converts internally to wchar */
111 return _mkdir(dirname);
113 wchar_t *wpath = widen_path (dirname);
117 int ret = _wmkdir (wpath);
124 char *vlc_getcwd (void)
127 wchar_t *wdir = _wgetcwd (NULL, 0);
131 char *dir = FromWide (wdir);
139 /* Under Windows, these wrappers return the list of drive letters
140 * when called with an empty argument or just '\'. */
141 typedef struct vlc_DIR
143 _WDIR *wdir; /* MUST be first, see <vlc_fs.h> */
152 DIR *vlc_opendir (const char *dirname)
154 wchar_t *wpath = widen_path (dirname);
158 vlc_DIR *p_dir = malloc (sizeof (*p_dir));
159 if (unlikely(p_dir == NULL))
165 if (wpath[0] == L'\0' || (wcscmp (wpath, L"\\") == 0))
168 /* Special mode to list drive letters */
173 p_dir->u.drives = GetLogicalDrives ();
175 return (void *)p_dir;
178 assert (wpath[0]); // wpath[1] is defined
179 p_dir->u.insert_dot_dot = !wcscmp (wpath + 1, L":\\");
181 _WDIR *wdir = _wopendir (wpath);
189 return (void *)p_dir;
192 char *vlc_readdir (DIR *dir)
194 vlc_DIR *p_dir = (vlc_DIR *)dir;
196 if (p_dir->wdir == NULL)
198 /* Drive letters mode */
199 DWORD drives = p_dir->u.drives;
201 return NULL; /* end */
204 return strdup ("\\");
207 for (i = 0; !(drives & 1); i++)
209 p_dir->u.drives &= ~(1UL << i);
213 if (asprintf (&ret, "%c:\\", 'A' + i) == -1)
219 if (p_dir->u.insert_dot_dot)
221 /* Adds "..", gruik! */
222 p_dir->u.insert_dot_dot = false;
223 return strdup ("..");
226 struct _wdirent *ent = _wreaddir (p_dir->wdir);
229 return FromWide (ent->d_name);
232 int vlc_stat (const char *filename, struct stat *buf)
235 /* _stat translates to wchar internally on WinCE */
236 return _stat (filename, buf);
238 wchar_t *wpath = widen_path (filename);
242 int ret = _wstati64 (wpath, buf);
248 int vlc_lstat (const char *filename, struct stat *buf)
250 return vlc_stat (filename, buf);
253 int vlc_unlink (const char *filename)
256 /*_open translates to wchar internally on WinCE*/
257 return _unlink( filename );
259 wchar_t *wpath = widen_path (filename);
263 int ret = _wunlink (wpath);
269 int vlc_rename (const char *oldpath, const char *newpath)
273 wchar_t *wold = widen_path (oldpath), *wnew = widen_path (newpath);
274 if (wold == NULL || wnew == NULL)
278 /* FIXME: errno support */
279 if (MoveFileW (wold, wnew))
282 if (_wrename (wold, wnew) && (errno == EACCES || errno == EEXIST))
283 { /* Windows does not allow atomic file replacement */
286 errno = EACCES; /* restore errno */
289 if (_wrename (wold, wnew))
300 int vlc_dup (int oldfd)
311 int vlc_pipe (int fds[2])
318 return _pipe (fds, 32768, O_BINARY);
322 #include <vlc_network.h>
324 int vlc_socket (int pf, int type, int proto, bool nonblock)
326 int fd = socket (pf, type, proto);
331 ioctlsocket (fd, FIONBIO, &(unsigned long){ 1 });
335 int vlc_accept (int lfd, struct sockaddr *addr, socklen_t *alen, bool nonblock)
337 int fd = accept (lfd, addr, alen);
338 if (fd != -1 && nonblock)
339 ioctlsocket (fd, FIONBIO, &(unsigned long){ 1 });