1 |
/* -*- c-basic-offset: 8 -*- |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
Disk Redirection |
4 |
Copyright (C) Jeroen Meijer 2003-2007 |
5 |
|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
8 |
the Free Software Foundation; either version 2 of the License, or |
9 |
(at your option) any later version. |
10 |
|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
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|
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#include "disk.h" |
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|
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#include <unistd.h> |
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#include <fcntl.h> /* open, close */ |
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#include <dirent.h> /* opendir, closedir, readdir */ |
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#include <fnmatch.h> |
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#include <errno.h> /* errno */ |
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#include <stdio.h> |
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|
32 |
#include <utime.h> |
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#include <time.h> /* ctime */ |
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|
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#if (defined(HAVE_DIRFD) || (HAVE_DECL_DIRFD == 1)) |
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#define DIRFD(a) (dirfd(a)) |
37 |
#else |
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#define DIRFD(a) ((a)->DIR_FD_MEMBER_NAME) |
39 |
#endif |
40 |
|
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/* TODO: Fix mntent-handling for solaris |
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* #include <sys/mntent.h> */ |
43 |
#if (defined(HAVE_MNTENT_H) && defined(HAVE_SETMNTENT)) |
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#include <mntent.h> |
45 |
#define MNTENT_PATH "/etc/mtab" |
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#define USE_SETMNTENT |
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#endif |
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|
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#ifdef HAVE_SYS_VFS_H |
50 |
#include <sys/vfs.h> |
51 |
#endif |
52 |
|
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#ifdef HAVE_SYS_STATVFS_H |
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#include <sys/statvfs.h> |
55 |
#endif |
56 |
|
57 |
#ifdef HAVE_SYS_STATFS_H |
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#include <sys/statfs.h> |
59 |
#endif |
60 |
|
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#ifdef HAVE_SYS_PARAM_H |
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#include <sys/param.h> |
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#endif |
64 |
|
65 |
#ifdef HAVE_SYS_MOUNT_H |
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#include <sys/mount.h> |
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#endif |
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|
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#include "rdesktop.h" |
70 |
|
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#ifdef STAT_STATFS3_OSF1 |
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#define STATFS_FN(path, buf) (statfs(path,buf,sizeof(buf))) |
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#define STATFS_T statfs |
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#define USE_STATFS |
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#endif |
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|
77 |
#ifdef STAT_STATVFS |
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#define STATFS_FN(path, buf) (statvfs(path,buf)) |
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#define STATFS_T statvfs |
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#define USE_STATVFS |
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#endif |
82 |
|
83 |
#ifdef STAT_STATVFS64 |
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#define STATFS_FN(path, buf) (statvfs64(path,buf)) |
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#define STATFS_T statvfs64 |
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#define USE_STATVFS |
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#endif |
88 |
|
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#if (defined(STAT_STATFS2_FS_DATA) || defined(STAT_STATFS2_BSIZE) || defined(STAT_STATFS2_FSIZE)) |
90 |
#define STATFS_FN(path, buf) (statfs(path,buf)) |
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#define STATFS_T statfs |
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#define USE_STATFS |
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#endif |
94 |
|
95 |
#ifdef STAT_STATFS4 |
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#define STATFS_FN(path, buf) (statfs(path,buf,sizeof(buf),0)) |
97 |
#define STATFS_T statfs |
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#define USE_STATFS |
99 |
#endif |
100 |
|
101 |
#if ((defined(USE_STATFS) && defined(HAVE_STRUCT_STATFS_F_NAMEMAX)) || (defined(USE_STATVFS) && defined(HAVE_STRUCT_STATVFS_F_NAMEMAX))) |
102 |
#define F_NAMELEN(buf) ((buf).f_namemax) |
103 |
#endif |
104 |
|
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#if ((defined(USE_STATFS) && defined(HAVE_STRUCT_STATFS_F_NAMELEN)) || (defined(USE_STATVFS) && defined(HAVE_STRUCT_STATVFS_F_NAMELEN))) |
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#define F_NAMELEN(buf) ((buf).f_namelen) |
107 |
#endif |
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|
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#ifndef F_NAMELEN |
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#define F_NAMELEN(buf) (255) |
111 |
#endif |
112 |
|
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/* Dummy statfs fallback */ |
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#ifndef STATFS_T |
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struct dummy_statfs_t |
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{ |
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long f_bfree; |
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long f_bsize; |
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long f_blocks; |
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int f_namelen; |
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int f_namemax; |
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}; |
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|
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static int |
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dummy_statfs(struct dummy_statfs_t *buf) |
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{ |
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buf->f_blocks = 262144; |
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buf->f_bfree = 131072; |
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buf->f_bsize = 512; |
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buf->f_namelen = 255; |
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buf->f_namemax = 255; |
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|
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return 0; |
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} |
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|
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#define STATFS_T dummy_statfs_t |
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#define STATFS_FN(path,buf) (dummy_statfs(buf)) |
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#endif |
139 |
|
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extern RDPDR_DEVICE g_rdpdr_device[]; |
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|
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FILEINFO g_fileinfo[MAX_OPEN_FILES]; |
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RD_BOOL g_notify_stamp = False; |
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|
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typedef struct |
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{ |
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char name[PATH_MAX]; |
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char label[PATH_MAX]; |
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unsigned long serial; |
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char type[PATH_MAX]; |
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} FsInfoType; |
152 |
|
153 |
static RD_NTSTATUS NotifyInfo(RD_NTHANDLE handle, uint32 info_class, NOTIFY * p); |
154 |
|
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static time_t |
156 |
get_create_time(struct stat *filestat) |
157 |
{ |
158 |
time_t ret, ret1; |
159 |
|
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ret = MIN(filestat->st_ctime, filestat->st_mtime); |
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ret1 = MIN(ret, filestat->st_atime); |
162 |
|
163 |
if (ret1 != (time_t) 0) |
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return ret1; |
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|
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return ret; |
167 |
} |
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|
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/* Convert seconds since 1970 to a filetime */ |
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static void |
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seconds_since_1970_to_filetime(time_t seconds, uint32 * high, uint32 * low) |
172 |
{ |
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unsigned long long ticks; |
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|
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ticks = (seconds + 11644473600LL) * 10000000; |
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*low = (uint32) ticks; |
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*high = (uint32) (ticks >> 32); |
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} |
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|
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/* Convert seconds since 1970 back to filetime */ |
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static time_t |
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convert_1970_to_filetime(uint32 high, uint32 low) |
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{ |
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unsigned long long ticks; |
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time_t val; |
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|
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ticks = low + (((unsigned long long) high) << 32); |
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ticks /= 10000000; |
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ticks -= 11644473600LL; |
190 |
|
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val = (time_t) ticks; |
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return (val); |
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|
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} |
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|
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/* A wrapper for ftruncate which supports growing files, even if the |
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native ftruncate doesn't. This is needed on Linux FAT filesystems, |
198 |
for example. */ |
199 |
static int |
200 |
ftruncate_growable(int fd, off_t length) |
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{ |
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int ret; |
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off_t pos; |
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static const char zero = 0; |
205 |
|
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/* Try the simple method first */ |
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if ((ret = ftruncate(fd, length)) != -1) |
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{ |
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return ret; |
210 |
} |
211 |
|
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/* |
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* Some kind of error. Perhaps we were trying to grow. Retry |
214 |
* in a safe way. |
215 |
*/ |
216 |
|
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/* Get current position */ |
218 |
if ((pos = lseek(fd, 0, SEEK_CUR)) == -1) |
219 |
{ |
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perror("lseek"); |
221 |
return -1; |
222 |
} |
223 |
|
224 |
/* Seek to new size */ |
225 |
if (lseek(fd, length, SEEK_SET) == -1) |
226 |
{ |
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perror("lseek"); |
228 |
return -1; |
229 |
} |
230 |
|
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/* Write a zero */ |
232 |
if (write(fd, &zero, 1) == -1) |
233 |
{ |
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perror("write"); |
235 |
return -1; |
236 |
} |
237 |
|
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/* Truncate. This shouldn't fail. */ |
239 |
if (ftruncate(fd, length) == -1) |
240 |
{ |
241 |
perror("ftruncate"); |
242 |
return -1; |
243 |
} |
244 |
|
245 |
/* Restore position */ |
246 |
if (lseek(fd, pos, SEEK_SET) == -1) |
247 |
{ |
248 |
perror("lseek"); |
249 |
return -1; |
250 |
} |
251 |
|
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return 0; |
253 |
} |
254 |
|
255 |
/* Just like open(2), but if a open with O_EXCL fails, retry with |
256 |
GUARDED semantics. This might be necessary because some filesystems |
257 |
(such as NFS filesystems mounted from a unfsd server) doesn't |
258 |
support O_EXCL. GUARDED semantics are subject to race conditions, |
259 |
but we can live with that. |
260 |
*/ |
261 |
static int |
262 |
open_weak_exclusive(const char *pathname, int flags, mode_t mode) |
263 |
{ |
264 |
int ret; |
265 |
struct stat filestat; |
266 |
|
267 |
ret = open(pathname, flags, mode); |
268 |
if (ret != -1 || !(flags & O_EXCL)) |
269 |
{ |
270 |
/* Success, or not using O_EXCL */ |
271 |
return ret; |
272 |
} |
273 |
|
274 |
/* An error occured, and we are using O_EXCL. In case the FS |
275 |
doesn't support O_EXCL, some kind of error will be |
276 |
returned. Unfortunately, we don't know which one. Linux |
277 |
2.6.8 seems to return 524, but I cannot find a documented |
278 |
#define for this case. So, we'll return only on errors that |
279 |
we know aren't related to O_EXCL. */ |
280 |
switch (errno) |
281 |
{ |
282 |
case EACCES: |
283 |
case EEXIST: |
284 |
case EINTR: |
285 |
case EISDIR: |
286 |
case ELOOP: |
287 |
case ENAMETOOLONG: |
288 |
case ENOENT: |
289 |
case ENOTDIR: |
290 |
return ret; |
291 |
} |
292 |
|
293 |
/* Retry with GUARDED semantics */ |
294 |
if (stat(pathname, &filestat) != -1) |
295 |
{ |
296 |
/* File exists */ |
297 |
errno = EEXIST; |
298 |
return -1; |
299 |
} |
300 |
else |
301 |
{ |
302 |
return open(pathname, flags & ~O_EXCL, mode); |
303 |
} |
304 |
} |
305 |
|
306 |
/* Enumeration of devices from rdesktop.c */ |
307 |
/* returns numer of units found and initialized. */ |
308 |
/* optarg looks like ':h=/mnt/floppy,b=/mnt/usbdevice1' */ |
309 |
/* when it arrives to this function. */ |
310 |
int |
311 |
disk_enum_devices(uint32 * id, char *optarg) |
312 |
{ |
313 |
char *pos = optarg; |
314 |
char *pos2; |
315 |
int count = 0; |
316 |
|
317 |
/* skip the first colon */ |
318 |
optarg++; |
319 |
while ((pos = next_arg(optarg, ',')) && *id < RDPDR_MAX_DEVICES) |
320 |
{ |
321 |
pos2 = next_arg(optarg, '='); |
322 |
|
323 |
strncpy(g_rdpdr_device[*id].name, optarg, sizeof(g_rdpdr_device[*id].name) - 1); |
324 |
if (strlen(optarg) > (sizeof(g_rdpdr_device[*id].name) - 1)) |
325 |
fprintf(stderr, "share name %s truncated to %s\n", optarg, |
326 |
g_rdpdr_device[*id].name); |
327 |
|
328 |
g_rdpdr_device[*id].local_path = (char *) xmalloc(strlen(pos2) + 1); |
329 |
strcpy(g_rdpdr_device[*id].local_path, pos2); |
330 |
g_rdpdr_device[*id].device_type = DEVICE_TYPE_DISK; |
331 |
count++; |
332 |
(*id)++; |
333 |
|
334 |
optarg = pos; |
335 |
} |
336 |
return count; |
337 |
} |
338 |
|
339 |
/* Opens or creates a file or directory */ |
340 |
static RD_NTSTATUS |
341 |
disk_create(uint32 device_id, uint32 accessmask, uint32 sharemode, uint32 create_disposition, |
342 |
uint32 flags_and_attributes, char *filename, RD_NTHANDLE * phandle) |
343 |
{ |
344 |
RD_NTHANDLE handle; |
345 |
DIR *dirp; |
346 |
int flags, mode; |
347 |
char path[PATH_MAX]; |
348 |
struct stat filestat; |
349 |
|
350 |
handle = 0; |
351 |
dirp = NULL; |
352 |
flags = 0; |
353 |
mode = S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH; |
354 |
|
355 |
if (*filename && filename[strlen(filename) - 1] == '/') |
356 |
filename[strlen(filename) - 1] = 0; |
357 |
sprintf(path, "%s%s", g_rdpdr_device[device_id].local_path, filename); |
358 |
|
359 |
switch (create_disposition) |
360 |
{ |
361 |
case CREATE_ALWAYS: |
362 |
|
363 |
/* Delete existing file/link. */ |
364 |
unlink(path); |
365 |
flags |= O_CREAT; |
366 |
break; |
367 |
|
368 |
case CREATE_NEW: |
369 |
|
370 |
/* If the file already exists, then fail. */ |
371 |
flags |= O_CREAT | O_EXCL; |
372 |
break; |
373 |
|
374 |
case OPEN_ALWAYS: |
375 |
|
376 |
/* Create if not already exists. */ |
377 |
flags |= O_CREAT; |
378 |
break; |
379 |
|
380 |
case OPEN_EXISTING: |
381 |
|
382 |
/* Default behaviour */ |
383 |
break; |
384 |
|
385 |
case TRUNCATE_EXISTING: |
386 |
|
387 |
/* If the file does not exist, then fail. */ |
388 |
flags |= O_TRUNC; |
389 |
break; |
390 |
} |
391 |
|
392 |
/*printf("Open: \"%s\" flags: %X, accessmask: %X sharemode: %X create disp: %X\n", path, flags_and_attributes, accessmask, sharemode, create_disposition); */ |
393 |
|
394 |
/* Get information about file and set that flag ourselfs */ |
395 |
if ((stat(path, &filestat) == 0) && (S_ISDIR(filestat.st_mode))) |
396 |
{ |
397 |
if (flags_and_attributes & FILE_NON_DIRECTORY_FILE) |
398 |
return RD_STATUS_FILE_IS_A_DIRECTORY; |
399 |
else |
400 |
flags_and_attributes |= FILE_DIRECTORY_FILE; |
401 |
} |
402 |
|
403 |
if (flags_and_attributes & FILE_DIRECTORY_FILE) |
404 |
{ |
405 |
if (flags & O_CREAT) |
406 |
{ |
407 |
mkdir(path, mode); |
408 |
} |
409 |
|
410 |
dirp = opendir(path); |
411 |
if (!dirp) |
412 |
{ |
413 |
switch (errno) |
414 |
{ |
415 |
case EACCES: |
416 |
|
417 |
return RD_STATUS_ACCESS_DENIED; |
418 |
|
419 |
case ENOENT: |
420 |
|
421 |
return RD_STATUS_NO_SUCH_FILE; |
422 |
|
423 |
default: |
424 |
|
425 |
perror("opendir"); |
426 |
return RD_STATUS_NO_SUCH_FILE; |
427 |
} |
428 |
} |
429 |
handle = DIRFD(dirp); |
430 |
} |
431 |
else |
432 |
{ |
433 |
|
434 |
if (accessmask & GENERIC_ALL |
435 |
|| (accessmask & GENERIC_READ && accessmask & GENERIC_WRITE)) |
436 |
{ |
437 |
flags |= O_RDWR; |
438 |
} |
439 |
else if ((accessmask & GENERIC_WRITE) && !(accessmask & GENERIC_READ)) |
440 |
{ |
441 |
flags |= O_WRONLY; |
442 |
} |
443 |
else |
444 |
{ |
445 |
flags |= O_RDONLY; |
446 |
} |
447 |
|
448 |
handle = open_weak_exclusive(path, flags, mode); |
449 |
if (handle == -1) |
450 |
{ |
451 |
switch (errno) |
452 |
{ |
453 |
case EISDIR: |
454 |
|
455 |
return RD_STATUS_FILE_IS_A_DIRECTORY; |
456 |
|
457 |
case EACCES: |
458 |
|
459 |
return RD_STATUS_ACCESS_DENIED; |
460 |
|
461 |
case ENOENT: |
462 |
|
463 |
return RD_STATUS_NO_SUCH_FILE; |
464 |
case EEXIST: |
465 |
|
466 |
return RD_STATUS_OBJECT_NAME_COLLISION; |
467 |
default: |
468 |
|
469 |
perror("open"); |
470 |
return RD_STATUS_NO_SUCH_FILE; |
471 |
} |
472 |
} |
473 |
|
474 |
/* all read and writes of files should be non blocking */ |
475 |
if (fcntl(handle, F_SETFL, O_NONBLOCK) == -1) |
476 |
perror("fcntl"); |
477 |
} |
478 |
|
479 |
if (handle >= MAX_OPEN_FILES) |
480 |
{ |
481 |
error("Maximum number of open files (%s) reached. Increase MAX_OPEN_FILES!\n", |
482 |
handle); |
483 |
exit(1); |
484 |
} |
485 |
|
486 |
if (dirp) |
487 |
g_fileinfo[handle].pdir = dirp; |
488 |
else |
489 |
g_fileinfo[handle].pdir = NULL; |
490 |
|
491 |
g_fileinfo[handle].device_id = device_id; |
492 |
g_fileinfo[handle].flags_and_attributes = flags_and_attributes; |
493 |
g_fileinfo[handle].accessmask = accessmask; |
494 |
strncpy(g_fileinfo[handle].path, path, PATH_MAX - 1); |
495 |
g_fileinfo[handle].delete_on_close = False; |
496 |
|
497 |
if (accessmask & GENERIC_ALL || accessmask & GENERIC_WRITE) |
498 |
g_notify_stamp = True; |
499 |
|
500 |
*phandle = handle; |
501 |
return RD_STATUS_SUCCESS; |
502 |
} |
503 |
|
504 |
static RD_NTSTATUS |
505 |
disk_close(RD_NTHANDLE handle) |
506 |
{ |
507 |
struct fileinfo *pfinfo; |
508 |
|
509 |
pfinfo = &(g_fileinfo[handle]); |
510 |
|
511 |
if (pfinfo->accessmask & GENERIC_ALL || pfinfo->accessmask & GENERIC_WRITE) |
512 |
g_notify_stamp = True; |
513 |
|
514 |
rdpdr_abort_io(handle, 0, RD_STATUS_CANCELLED); |
515 |
|
516 |
if (pfinfo->pdir) |
517 |
{ |
518 |
if (closedir(pfinfo->pdir) < 0) |
519 |
{ |
520 |
perror("closedir"); |
521 |
return RD_STATUS_INVALID_HANDLE; |
522 |
} |
523 |
|
524 |
if (pfinfo->delete_on_close) |
525 |
if (rmdir(pfinfo->path) < 0) |
526 |
{ |
527 |
perror(pfinfo->path); |
528 |
return RD_STATUS_ACCESS_DENIED; |
529 |
} |
530 |
pfinfo->delete_on_close = False; |
531 |
} |
532 |
else |
533 |
{ |
534 |
if (close(handle) < 0) |
535 |
{ |
536 |
perror("close"); |
537 |
return RD_STATUS_INVALID_HANDLE; |
538 |
} |
539 |
if (pfinfo->delete_on_close) |
540 |
if (unlink(pfinfo->path) < 0) |
541 |
{ |
542 |
perror(pfinfo->path); |
543 |
return RD_STATUS_ACCESS_DENIED; |
544 |
} |
545 |
|
546 |
pfinfo->delete_on_close = False; |
547 |
} |
548 |
|
549 |
return RD_STATUS_SUCCESS; |
550 |
} |
551 |
|
552 |
static RD_NTSTATUS |
553 |
disk_read(RD_NTHANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
554 |
{ |
555 |
int n; |
556 |
|
557 |
#if 0 |
558 |
/* browsing dir ???? */ |
559 |
/* each request is 24 bytes */ |
560 |
if (g_fileinfo[handle].flags_and_attributes & FILE_DIRECTORY_FILE) |
561 |
{ |
562 |
*result = 0; |
563 |
return STATUS_SUCCESS; |
564 |
} |
565 |
#endif |
566 |
|
567 |
lseek(handle, offset, SEEK_SET); |
568 |
|
569 |
n = read(handle, data, length); |
570 |
|
571 |
if (n < 0) |
572 |
{ |
573 |
*result = 0; |
574 |
switch (errno) |
575 |
{ |
576 |
case EISDIR: |
577 |
/* Implement 24 Byte directory read ?? |
578 |
with STATUS_NOT_IMPLEMENTED server doesn't read again */ |
579 |
/* return STATUS_FILE_IS_A_DIRECTORY; */ |
580 |
return RD_STATUS_NOT_IMPLEMENTED; |
581 |
default: |
582 |
perror("read"); |
583 |
return RD_STATUS_INVALID_PARAMETER; |
584 |
} |
585 |
} |
586 |
|
587 |
*result = n; |
588 |
|
589 |
return RD_STATUS_SUCCESS; |
590 |
} |
591 |
|
592 |
static RD_NTSTATUS |
593 |
disk_write(RD_NTHANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
594 |
{ |
595 |
int n; |
596 |
|
597 |
lseek(handle, offset, SEEK_SET); |
598 |
|
599 |
n = write(handle, data, length); |
600 |
|
601 |
if (n < 0) |
602 |
{ |
603 |
perror("write"); |
604 |
*result = 0; |
605 |
switch (errno) |
606 |
{ |
607 |
case ENOSPC: |
608 |
return RD_STATUS_DISK_FULL; |
609 |
default: |
610 |
return RD_STATUS_ACCESS_DENIED; |
611 |
} |
612 |
} |
613 |
|
614 |
*result = n; |
615 |
|
616 |
return RD_STATUS_SUCCESS; |
617 |
} |
618 |
|
619 |
RD_NTSTATUS |
620 |
disk_query_information(RD_NTHANDLE handle, uint32 info_class, STREAM out) |
621 |
{ |
622 |
uint32 file_attributes, ft_high, ft_low; |
623 |
struct stat filestat; |
624 |
char *path, *filename; |
625 |
|
626 |
path = g_fileinfo[handle].path; |
627 |
|
628 |
/* Get information about file */ |
629 |
if (fstat(handle, &filestat) != 0) |
630 |
{ |
631 |
perror("stat"); |
632 |
out_uint8(out, 0); |
633 |
return RD_STATUS_ACCESS_DENIED; |
634 |
} |
635 |
|
636 |
/* Set file attributes */ |
637 |
file_attributes = 0; |
638 |
if (S_ISDIR(filestat.st_mode)) |
639 |
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
640 |
|
641 |
filename = 1 + strrchr(path, '/'); |
642 |
if (filename && filename[0] == '.') |
643 |
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
644 |
|
645 |
if (!file_attributes) |
646 |
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
647 |
|
648 |
if (!(filestat.st_mode & S_IWUSR)) |
649 |
file_attributes |= FILE_ATTRIBUTE_READONLY; |
650 |
|
651 |
/* Return requested data */ |
652 |
switch (info_class) |
653 |
{ |
654 |
case FileBasicInformation: |
655 |
seconds_since_1970_to_filetime(get_create_time(&filestat), &ft_high, |
656 |
&ft_low); |
657 |
out_uint32_le(out, ft_low); /* create_access_time */ |
658 |
out_uint32_le(out, ft_high); |
659 |
|
660 |
seconds_since_1970_to_filetime(filestat.st_atime, &ft_high, &ft_low); |
661 |
out_uint32_le(out, ft_low); /* last_access_time */ |
662 |
out_uint32_le(out, ft_high); |
663 |
|
664 |
seconds_since_1970_to_filetime(filestat.st_mtime, &ft_high, &ft_low); |
665 |
out_uint32_le(out, ft_low); /* last_write_time */ |
666 |
out_uint32_le(out, ft_high); |
667 |
|
668 |
seconds_since_1970_to_filetime(filestat.st_ctime, &ft_high, &ft_low); |
669 |
out_uint32_le(out, ft_low); /* last_change_time */ |
670 |
out_uint32_le(out, ft_high); |
671 |
|
672 |
out_uint32_le(out, file_attributes); |
673 |
break; |
674 |
|
675 |
case FileStandardInformation: |
676 |
|
677 |
out_uint32_le(out, filestat.st_size); /* Allocation size */ |
678 |
out_uint32_le(out, 0); |
679 |
out_uint32_le(out, filestat.st_size); /* End of file */ |
680 |
out_uint32_le(out, 0); |
681 |
out_uint32_le(out, filestat.st_nlink); /* Number of links */ |
682 |
out_uint8(out, 0); /* Delete pending */ |
683 |
out_uint8(out, S_ISDIR(filestat.st_mode) ? 1 : 0); /* Directory */ |
684 |
break; |
685 |
|
686 |
case FileObjectIdInformation: |
687 |
|
688 |
out_uint32_le(out, file_attributes); /* File Attributes */ |
689 |
out_uint32_le(out, 0); /* Reparse Tag */ |
690 |
break; |
691 |
|
692 |
default: |
693 |
|
694 |
unimpl("IRP Query (File) Information class: 0x%x\n", info_class); |
695 |
return RD_STATUS_INVALID_PARAMETER; |
696 |
} |
697 |
return RD_STATUS_SUCCESS; |
698 |
} |
699 |
|
700 |
RD_NTSTATUS |
701 |
disk_set_information(RD_NTHANDLE handle, uint32 info_class, STREAM in, STREAM out) |
702 |
{ |
703 |
uint32 length, file_attributes, ft_high, ft_low, delete_on_close; |
704 |
char newname[PATH_MAX], fullpath[PATH_MAX]; |
705 |
struct fileinfo *pfinfo; |
706 |
int mode; |
707 |
struct stat filestat; |
708 |
time_t write_time, change_time, access_time, mod_time; |
709 |
struct utimbuf tvs; |
710 |
struct STATFS_T stat_fs; |
711 |
|
712 |
pfinfo = &(g_fileinfo[handle]); |
713 |
g_notify_stamp = True; |
714 |
|
715 |
switch (info_class) |
716 |
{ |
717 |
case FileBasicInformation: |
718 |
write_time = change_time = access_time = 0; |
719 |
|
720 |
in_uint8s(in, 4); /* Handle of root dir? */ |
721 |
in_uint8s(in, 24); /* unknown */ |
722 |
|
723 |
/* CreationTime */ |
724 |
in_uint32_le(in, ft_low); |
725 |
in_uint32_le(in, ft_high); |
726 |
|
727 |
/* AccessTime */ |
728 |
in_uint32_le(in, ft_low); |
729 |
in_uint32_le(in, ft_high); |
730 |
if (ft_low || ft_high) |
731 |
access_time = convert_1970_to_filetime(ft_high, ft_low); |
732 |
|
733 |
/* WriteTime */ |
734 |
in_uint32_le(in, ft_low); |
735 |
in_uint32_le(in, ft_high); |
736 |
if (ft_low || ft_high) |
737 |
write_time = convert_1970_to_filetime(ft_high, ft_low); |
738 |
|
739 |
/* ChangeTime */ |
740 |
in_uint32_le(in, ft_low); |
741 |
in_uint32_le(in, ft_high); |
742 |
if (ft_low || ft_high) |
743 |
change_time = convert_1970_to_filetime(ft_high, ft_low); |
744 |
|
745 |
in_uint32_le(in, file_attributes); |
746 |
|
747 |
if (fstat(handle, &filestat)) |
748 |
return RD_STATUS_ACCESS_DENIED; |
749 |
|
750 |
tvs.modtime = filestat.st_mtime; |
751 |
tvs.actime = filestat.st_atime; |
752 |
if (access_time) |
753 |
tvs.actime = access_time; |
754 |
|
755 |
|
756 |
if (write_time || change_time) |
757 |
mod_time = MIN(write_time, change_time); |
758 |
else |
759 |
mod_time = write_time ? write_time : change_time; |
760 |
|
761 |
if (mod_time) |
762 |
tvs.modtime = mod_time; |
763 |
|
764 |
|
765 |
if (access_time || write_time || change_time) |
766 |
{ |
767 |
#if WITH_DEBUG_RDP5 |
768 |
printf("FileBasicInformation access time %s", |
769 |
ctime(&tvs.actime)); |
770 |
printf("FileBasicInformation modification time %s", |
771 |
ctime(&tvs.modtime)); |
772 |
#endif |
773 |
if (utime(pfinfo->path, &tvs) && errno != EPERM) |
774 |
return RD_STATUS_ACCESS_DENIED; |
775 |
} |
776 |
|
777 |
if (!file_attributes) |
778 |
break; /* not valid */ |
779 |
|
780 |
mode = filestat.st_mode; |
781 |
|
782 |
if (file_attributes & FILE_ATTRIBUTE_READONLY) |
783 |
mode &= ~(S_IWUSR | S_IWGRP | S_IWOTH); |
784 |
else |
785 |
mode |= S_IWUSR; |
786 |
|
787 |
mode &= 0777; |
788 |
#if WITH_DEBUG_RDP5 |
789 |
printf("FileBasicInformation set access mode 0%o", mode); |
790 |
#endif |
791 |
|
792 |
if (fchmod(handle, mode)) |
793 |
return RD_STATUS_ACCESS_DENIED; |
794 |
|
795 |
break; |
796 |
|
797 |
case FileRenameInformation: |
798 |
|
799 |
in_uint8s(in, 4); /* Handle of root dir? */ |
800 |
in_uint8s(in, 0x1a); /* unknown */ |
801 |
in_uint32_le(in, length); |
802 |
|
803 |
if (length && (length / 2) < 256) |
804 |
{ |
805 |
rdp_in_unistr(in, newname, length); |
806 |
convert_to_unix_filename(newname); |
807 |
} |
808 |
else |
809 |
{ |
810 |
return RD_STATUS_INVALID_PARAMETER; |
811 |
} |
812 |
|
813 |
sprintf(fullpath, "%s%s", g_rdpdr_device[pfinfo->device_id].local_path, |
814 |
newname); |
815 |
|
816 |
if (rename(pfinfo->path, fullpath) != 0) |
817 |
{ |
818 |
perror("rename"); |
819 |
return RD_STATUS_ACCESS_DENIED; |
820 |
} |
821 |
break; |
822 |
|
823 |
case FileDispositionInformation: |
824 |
/* As far as I understand it, the correct |
825 |
thing to do here is to *schedule* a delete, |
826 |
so it will be deleted when the file is |
827 |
closed. Subsequent |
828 |
FileDispositionInformation requests with |
829 |
DeleteFile set to FALSE should unschedule |
830 |
the delete. See |
831 |
http://www.osronline.com/article.cfm?article=245. */ |
832 |
|
833 |
in_uint32_le(in, delete_on_close); |
834 |
|
835 |
if (delete_on_close || |
836 |
(pfinfo-> |
837 |
accessmask & (FILE_DELETE_ON_CLOSE | FILE_COMPLETE_IF_OPLOCKED))) |
838 |
{ |
839 |
pfinfo->delete_on_close = True; |
840 |
} |
841 |
|
842 |
break; |
843 |
|
844 |
case FileAllocationInformation: |
845 |
/* Fall through to FileEndOfFileInformation, |
846 |
which uses ftrunc. This is like Samba with |
847 |
"strict allocation = false", and means that |
848 |
we won't detect out-of-quota errors, for |
849 |
example. */ |
850 |
|
851 |
case FileEndOfFileInformation: |
852 |
in_uint8s(in, 28); /* unknown */ |
853 |
in_uint32_le(in, length); /* file size */ |
854 |
|
855 |
/* prevents start of writing if not enough space left on device */ |
856 |
if (STATFS_FN(g_rdpdr_device[pfinfo->device_id].local_path, &stat_fs) == 0) |
857 |
if (stat_fs.f_bfree * stat_fs.f_bsize < length) |
858 |
return RD_STATUS_DISK_FULL; |
859 |
|
860 |
if (ftruncate_growable(handle, length) != 0) |
861 |
{ |
862 |
return RD_STATUS_DISK_FULL; |
863 |
} |
864 |
|
865 |
break; |
866 |
default: |
867 |
|
868 |
unimpl("IRP Set File Information class: 0x%x\n", info_class); |
869 |
return RD_STATUS_INVALID_PARAMETER; |
870 |
} |
871 |
return RD_STATUS_SUCCESS; |
872 |
} |
873 |
|
874 |
RD_NTSTATUS |
875 |
disk_check_notify(RD_NTHANDLE handle) |
876 |
{ |
877 |
struct fileinfo *pfinfo; |
878 |
RD_NTSTATUS status = RD_STATUS_PENDING; |
879 |
|
880 |
NOTIFY notify; |
881 |
|
882 |
pfinfo = &(g_fileinfo[handle]); |
883 |
if (!pfinfo->pdir) |
884 |
return RD_STATUS_INVALID_DEVICE_REQUEST; |
885 |
|
886 |
|
887 |
|
888 |
status = NotifyInfo(handle, pfinfo->info_class, ¬ify); |
889 |
|
890 |
if (status != RD_STATUS_PENDING) |
891 |
return status; |
892 |
|
893 |
if (memcmp(&pfinfo->notify, ¬ify, sizeof(NOTIFY))) |
894 |
{ |
895 |
/*printf("disk_check_notify found changed event\n"); */ |
896 |
memcpy(&pfinfo->notify, ¬ify, sizeof(NOTIFY)); |
897 |
status = RD_STATUS_NOTIFY_ENUM_DIR; |
898 |
} |
899 |
|
900 |
return status; |
901 |
|
902 |
|
903 |
} |
904 |
|
905 |
RD_NTSTATUS |
906 |
disk_create_notify(RD_NTHANDLE handle, uint32 info_class) |
907 |
{ |
908 |
|
909 |
struct fileinfo *pfinfo; |
910 |
RD_NTSTATUS ret = RD_STATUS_PENDING; |
911 |
|
912 |
/* printf("start disk_create_notify info_class %X\n", info_class); */ |
913 |
|
914 |
pfinfo = &(g_fileinfo[handle]); |
915 |
pfinfo->info_class = info_class; |
916 |
|
917 |
ret = NotifyInfo(handle, info_class, &pfinfo->notify); |
918 |
|
919 |
if (info_class & 0x1000) |
920 |
{ /* ???? */ |
921 |
if (ret == RD_STATUS_PENDING) |
922 |
return RD_STATUS_SUCCESS; |
923 |
} |
924 |
|
925 |
/* printf("disk_create_notify: num_entries %d\n", pfinfo->notify.num_entries); */ |
926 |
|
927 |
|
928 |
return ret; |
929 |
|
930 |
} |
931 |
|
932 |
static RD_NTSTATUS |
933 |
NotifyInfo(RD_NTHANDLE handle, uint32 info_class, NOTIFY * p) |
934 |
{ |
935 |
struct fileinfo *pfinfo; |
936 |
struct stat filestat; |
937 |
struct dirent *dp; |
938 |
char *fullname; |
939 |
DIR *dpr; |
940 |
|
941 |
pfinfo = &(g_fileinfo[handle]); |
942 |
if (fstat(handle, &filestat) < 0) |
943 |
{ |
944 |
perror("NotifyInfo"); |
945 |
return RD_STATUS_ACCESS_DENIED; |
946 |
} |
947 |
p->modify_time = filestat.st_mtime; |
948 |
p->status_time = filestat.st_ctime; |
949 |
p->num_entries = 0; |
950 |
p->total_time = 0; |
951 |
|
952 |
|
953 |
dpr = opendir(pfinfo->path); |
954 |
if (!dpr) |
955 |
{ |
956 |
perror("NotifyInfo"); |
957 |
return RD_STATUS_ACCESS_DENIED; |
958 |
} |
959 |
|
960 |
|
961 |
while ((dp = readdir(dpr))) |
962 |
{ |
963 |
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) |
964 |
continue; |
965 |
p->num_entries++; |
966 |
fullname = (char *) xmalloc(strlen(pfinfo->path) + strlen(dp->d_name) + 2); |
967 |
sprintf(fullname, "%s/%s", pfinfo->path, dp->d_name); |
968 |
|
969 |
if (!stat(fullname, &filestat)) |
970 |
{ |
971 |
p->total_time += (filestat.st_mtime + filestat.st_ctime); |
972 |
} |
973 |
|
974 |
xfree(fullname); |
975 |
} |
976 |
closedir(dpr); |
977 |
|
978 |
return RD_STATUS_PENDING; |
979 |
} |
980 |
|
981 |
static FsInfoType * |
982 |
FsVolumeInfo(char *fpath) |
983 |
{ |
984 |
|
985 |
static FsInfoType info; |
986 |
#ifdef USE_SETMNTENT |
987 |
FILE *fdfs; |
988 |
struct mntent *e; |
989 |
#endif |
990 |
|
991 |
/* initialize */ |
992 |
memset(&info, 0, sizeof(info)); |
993 |
strcpy(info.label, "RDESKTOP"); |
994 |
strcpy(info.type, "RDPFS"); |
995 |
|
996 |
#ifdef USE_SETMNTENT |
997 |
fdfs = setmntent(MNTENT_PATH, "r"); |
998 |
if (!fdfs) |
999 |
return &info; |
1000 |
|
1001 |
while ((e = getmntent(fdfs))) |
1002 |
{ |
1003 |
if (str_startswith(e->mnt_dir, fpath)) |
1004 |
{ |
1005 |
strcpy(info.type, e->mnt_type); |
1006 |
strcpy(info.name, e->mnt_fsname); |
1007 |
if (strstr(e->mnt_opts, "vfat") || strstr(e->mnt_opts, "iso9660")) |
1008 |
{ |
1009 |
int fd = open(e->mnt_fsname, O_RDONLY); |
1010 |
if (fd >= 0) |
1011 |
{ |
1012 |
unsigned char buf[512]; |
1013 |
memset(buf, 0, sizeof(buf)); |
1014 |
if (strstr(e->mnt_opts, "vfat")) |
1015 |
/*FAT*/ |
1016 |
{ |
1017 |
strcpy(info.type, "vfat"); |
1018 |
read(fd, buf, sizeof(buf)); |
1019 |
info.serial = |
1020 |
(buf[42] << 24) + (buf[41] << 16) + |
1021 |
(buf[40] << 8) + buf[39]; |
1022 |
strncpy(info.label, (char *) buf + 43, 10); |
1023 |
info.label[10] = '\0'; |
1024 |
} |
1025 |
else if (lseek(fd, 32767, SEEK_SET) >= 0) /* ISO9660 */ |
1026 |
{ |
1027 |
read(fd, buf, sizeof(buf)); |
1028 |
strncpy(info.label, (char *) buf + 41, 32); |
1029 |
info.label[32] = '\0'; |
1030 |
/* info.Serial = (buf[128]<<24)+(buf[127]<<16)+(buf[126]<<8)+buf[125]; */ |
1031 |
} |
1032 |
close(fd); |
1033 |
} |
1034 |
} |
1035 |
} |
1036 |
} |
1037 |
endmntent(fdfs); |
1038 |
#else |
1039 |
/* initialize */ |
1040 |
memset(&info, 0, sizeof(info)); |
1041 |
strcpy(info.label, "RDESKTOP"); |
1042 |
strcpy(info.type, "RDPFS"); |
1043 |
|
1044 |
#endif |
1045 |
return &info; |
1046 |
} |
1047 |
|
1048 |
|
1049 |
RD_NTSTATUS |
1050 |
disk_query_volume_information(RD_NTHANDLE handle, uint32 info_class, STREAM out) |
1051 |
{ |
1052 |
struct STATFS_T stat_fs; |
1053 |
struct fileinfo *pfinfo; |
1054 |
FsInfoType *fsinfo; |
1055 |
|
1056 |
pfinfo = &(g_fileinfo[handle]); |
1057 |
|
1058 |
if (STATFS_FN(pfinfo->path, &stat_fs) != 0) |
1059 |
{ |
1060 |
perror("statfs"); |
1061 |
return RD_STATUS_ACCESS_DENIED; |
1062 |
} |
1063 |
|
1064 |
fsinfo = FsVolumeInfo(pfinfo->path); |
1065 |
|
1066 |
switch (info_class) |
1067 |
{ |
1068 |
case FileFsVolumeInformation: |
1069 |
|
1070 |
out_uint32_le(out, 0); /* volume creation time low */ |
1071 |
out_uint32_le(out, 0); /* volume creation time high */ |
1072 |
out_uint32_le(out, fsinfo->serial); /* serial */ |
1073 |
|
1074 |
out_uint32_le(out, 2 * strlen(fsinfo->label)); /* length of string */ |
1075 |
|
1076 |
out_uint8(out, 0); /* support objects? */ |
1077 |
rdp_out_unistr(out, fsinfo->label, 2 * strlen(fsinfo->label) - 2); |
1078 |
break; |
1079 |
|
1080 |
case FileFsSizeInformation: |
1081 |
|
1082 |
out_uint32_le(out, stat_fs.f_blocks); /* Total allocation units low */ |
1083 |
out_uint32_le(out, 0); /* Total allocation high units */ |
1084 |
out_uint32_le(out, stat_fs.f_bfree); /* Available allocation units */ |
1085 |
out_uint32_le(out, 0); /* Available allowcation units */ |
1086 |
out_uint32_le(out, stat_fs.f_bsize / 0x200); /* Sectors per allocation unit */ |
1087 |
out_uint32_le(out, 0x200); /* Bytes per sector */ |
1088 |
break; |
1089 |
|
1090 |
case FileFsAttributeInformation: |
1091 |
|
1092 |
out_uint32_le(out, FS_CASE_SENSITIVE | FS_CASE_IS_PRESERVED); /* fs attributes */ |
1093 |
out_uint32_le(out, F_NAMELEN(stat_fs)); /* max length of filename */ |
1094 |
|
1095 |
out_uint32_le(out, 2 * strlen(fsinfo->type)); /* length of fs_type */ |
1096 |
rdp_out_unistr(out, fsinfo->type, 2 * strlen(fsinfo->type) - 2); |
1097 |
break; |
1098 |
|
1099 |
case FileFsLabelInformation: |
1100 |
case FileFsDeviceInformation: |
1101 |
case FileFsControlInformation: |
1102 |
case FileFsFullSizeInformation: |
1103 |
case FileFsObjectIdInformation: |
1104 |
case FileFsMaximumInformation: |
1105 |
|
1106 |
default: |
1107 |
|
1108 |
unimpl("IRP Query Volume Information class: 0x%x\n", info_class); |
1109 |
return RD_STATUS_INVALID_PARAMETER; |
1110 |
} |
1111 |
return RD_STATUS_SUCCESS; |
1112 |
} |
1113 |
|
1114 |
RD_NTSTATUS |
1115 |
disk_query_directory(RD_NTHANDLE handle, uint32 info_class, char *pattern, STREAM out) |
1116 |
{ |
1117 |
uint32 file_attributes, ft_low, ft_high; |
1118 |
char *dirname, fullpath[PATH_MAX]; |
1119 |
DIR *pdir; |
1120 |
struct dirent *pdirent; |
1121 |
struct stat filestat; |
1122 |
struct fileinfo *pfinfo; |
1123 |
|
1124 |
pfinfo = &(g_fileinfo[handle]); |
1125 |
pdir = pfinfo->pdir; |
1126 |
dirname = pfinfo->path; |
1127 |
file_attributes = 0; |
1128 |
|
1129 |
switch (info_class) |
1130 |
{ |
1131 |
case FileBothDirectoryInformation: |
1132 |
|
1133 |
/* If a search pattern is received, remember this pattern, and restart search */ |
1134 |
if (pattern[0] != 0) |
1135 |
{ |
1136 |
strncpy(pfinfo->pattern, 1 + strrchr(pattern, '/'), PATH_MAX - 1); |
1137 |
rewinddir(pdir); |
1138 |
} |
1139 |
|
1140 |
/* find next dirent matching pattern */ |
1141 |
pdirent = readdir(pdir); |
1142 |
while (pdirent && fnmatch(pfinfo->pattern, pdirent->d_name, 0) != 0) |
1143 |
pdirent = readdir(pdir); |
1144 |
|
1145 |
if (pdirent == NULL) |
1146 |
return RD_STATUS_NO_MORE_FILES; |
1147 |
|
1148 |
/* Get information for directory entry */ |
1149 |
sprintf(fullpath, "%s/%s", dirname, pdirent->d_name); |
1150 |
|
1151 |
if (stat(fullpath, &filestat)) |
1152 |
{ |
1153 |
switch (errno) |
1154 |
{ |
1155 |
case ENOENT: |
1156 |
case ELOOP: |
1157 |
case EACCES: |
1158 |
/* These are non-fatal errors. */ |
1159 |
memset(&filestat, 0, sizeof(filestat)); |
1160 |
break; |
1161 |
default: |
1162 |
/* Fatal error. By returning STATUS_NO_SUCH_FILE, |
1163 |
the directory list operation will be aborted */ |
1164 |
perror(fullpath); |
1165 |
out_uint8(out, 0); |
1166 |
return RD_STATUS_NO_SUCH_FILE; |
1167 |
} |
1168 |
} |
1169 |
|
1170 |
if (S_ISDIR(filestat.st_mode)) |
1171 |
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
1172 |
if (pdirent->d_name[0] == '.') |
1173 |
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
1174 |
if (!file_attributes) |
1175 |
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
1176 |
if (!(filestat.st_mode & S_IWUSR)) |
1177 |
file_attributes |= FILE_ATTRIBUTE_READONLY; |
1178 |
|
1179 |
/* Return requested information */ |
1180 |
out_uint8s(out, 8); /* unknown zero */ |
1181 |
|
1182 |
seconds_since_1970_to_filetime(get_create_time(&filestat), &ft_high, |
1183 |
&ft_low); |
1184 |
out_uint32_le(out, ft_low); /* create time */ |
1185 |
out_uint32_le(out, ft_high); |
1186 |
|
1187 |
seconds_since_1970_to_filetime(filestat.st_atime, &ft_high, &ft_low); |
1188 |
out_uint32_le(out, ft_low); /* last_access_time */ |
1189 |
out_uint32_le(out, ft_high); |
1190 |
|
1191 |
seconds_since_1970_to_filetime(filestat.st_mtime, &ft_high, &ft_low); |
1192 |
out_uint32_le(out, ft_low); /* last_write_time */ |
1193 |
out_uint32_le(out, ft_high); |
1194 |
|
1195 |
seconds_since_1970_to_filetime(filestat.st_ctime, &ft_high, &ft_low); |
1196 |
out_uint32_le(out, ft_low); /* change_write_time */ |
1197 |
out_uint32_le(out, ft_high); |
1198 |
|
1199 |
out_uint32_le(out, filestat.st_size); /* filesize low */ |
1200 |
out_uint32_le(out, 0); /* filesize high */ |
1201 |
out_uint32_le(out, filestat.st_size); /* filesize low */ |
1202 |
out_uint32_le(out, 0); /* filesize high */ |
1203 |
out_uint32_le(out, file_attributes); |
1204 |
out_uint8(out, 2 * strlen(pdirent->d_name) + 2); /* unicode length */ |
1205 |
out_uint8s(out, 7); /* pad? */ |
1206 |
out_uint8(out, 0); /* 8.3 file length */ |
1207 |
out_uint8s(out, 2 * 12); /* 8.3 unicode length */ |
1208 |
rdp_out_unistr(out, pdirent->d_name, 2 * strlen(pdirent->d_name)); |
1209 |
break; |
1210 |
|
1211 |
default: |
1212 |
/* FIXME: Support FileDirectoryInformation, |
1213 |
FileFullDirectoryInformation, and |
1214 |
FileNamesInformation */ |
1215 |
|
1216 |
unimpl("IRP Query Directory sub: 0x%x\n", info_class); |
1217 |
return RD_STATUS_INVALID_PARAMETER; |
1218 |
} |
1219 |
|
1220 |
return RD_STATUS_SUCCESS; |
1221 |
} |
1222 |
|
1223 |
|
1224 |
|
1225 |
static RD_NTSTATUS |
1226 |
disk_device_control(RD_NTHANDLE handle, uint32 request, STREAM in, STREAM out) |
1227 |
{ |
1228 |
if (((request >> 16) != 20) || ((request >> 16) != 9)) |
1229 |
return RD_STATUS_INVALID_PARAMETER; |
1230 |
|
1231 |
/* extract operation */ |
1232 |
request >>= 2; |
1233 |
request &= 0xfff; |
1234 |
|
1235 |
printf("DISK IOCTL %d\n", request); |
1236 |
|
1237 |
switch (request) |
1238 |
{ |
1239 |
case 25: /* ? */ |
1240 |
case 42: /* ? */ |
1241 |
default: |
1242 |
unimpl("DISK IOCTL %d\n", request); |
1243 |
return RD_STATUS_INVALID_PARAMETER; |
1244 |
} |
1245 |
|
1246 |
return RD_STATUS_SUCCESS; |
1247 |
} |
1248 |
|
1249 |
DEVICE_FNS disk_fns = { |
1250 |
disk_create, |
1251 |
disk_close, |
1252 |
disk_read, |
1253 |
disk_write, |
1254 |
disk_device_control /* device_control */ |
1255 |
}; |