1 |
/* -*- c-basic-offset: 8 -*- |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
Disk Redirection |
4 |
Copyright (C) Jeroen Meijer 2003 |
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, |
12 |
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. |
15 |
|
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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 |
*/ |
20 |
|
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#include "disk.h" |
22 |
|
23 |
#include <sys/types.h> |
24 |
#include <sys/stat.h> |
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#include <unistd.h> |
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#include <fcntl.h> /* open, close */ |
27 |
#include <dirent.h> /* opendir, closedir, readdir */ |
28 |
#include <fnmatch.h> |
29 |
#include <errno.h> /* errno */ |
30 |
#include <stdio.h> |
31 |
|
32 |
#include <utime.h> |
33 |
#include <time.h> /* ctime */ |
34 |
|
35 |
#if (defined(HAVE_DIRFD) || (HAVE_DECL_DIRFD == 1)) |
36 |
#define DIRFD(a) (dirfd(a)) |
37 |
#else |
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#define DIRFD(a) ((a)->DIR_FD_MEMBER_NAME) |
39 |
#endif |
40 |
|
41 |
/* TODO: Fix mntent-handling for solaris |
42 |
* #include <sys/mntent.h> */ |
43 |
#if (defined(HAVE_MNTENT_H) && defined(HAVE_SETMNTENT)) |
44 |
#include <mntent.h> |
45 |
#define MNTENT_PATH "/etc/mtab" |
46 |
#define USE_SETMNTENT |
47 |
#endif |
48 |
|
49 |
#ifdef HAVE_SYS_VFS_H |
50 |
#include <sys/vfs.h> |
51 |
#endif |
52 |
|
53 |
#ifdef HAVE_SYS_STATVFS_H |
54 |
#include <sys/statvfs.h> |
55 |
#endif |
56 |
|
57 |
#ifdef HAVE_SYS_STATFS_H |
58 |
#include <sys/statfs.h> |
59 |
#endif |
60 |
|
61 |
#ifdef HAVE_SYS_PARAM_H |
62 |
#include <sys/param.h> |
63 |
#endif |
64 |
|
65 |
#ifdef HAVE_SYS_MOUNT_H |
66 |
#include <sys/mount.h> |
67 |
#endif |
68 |
|
69 |
#include "rdesktop.h" |
70 |
|
71 |
#ifdef STAT_STATFS3_OSF1 |
72 |
#define STATFS_FN(path, buf) (statfs(path,buf,sizeof(buf))) |
73 |
#define STATFS_T statfs |
74 |
#define USE_STATFS |
75 |
#endif |
76 |
|
77 |
#ifdef STAT_STATVFS |
78 |
#define STATFS_FN(path, buf) (statvfs(path,buf)) |
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#define STATFS_T statvfs |
80 |
#define USE_STATVFS |
81 |
#endif |
82 |
|
83 |
#ifdef STAT_STATVFS64 |
84 |
#define STATFS_FN(path, buf) (statvfs64(path,buf)) |
85 |
#define STATFS_T statvfs64 |
86 |
#define USE_STATVFS |
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#endif |
88 |
|
89 |
#if (defined(STAT_STATFS2_FS_DATA) || defined(STAT_STATFS2_BSIZE) || defined(STAT_STATFS2_FSIZE)) |
90 |
#define STATFS_FN(path, buf) (statfs(path,buf)) |
91 |
#define STATFS_T statfs |
92 |
#define USE_STATFS |
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#endif |
94 |
|
95 |
#ifdef STAT_STATFS4 |
96 |
#define STATFS_FN(path, buf) (statfs(path,buf,sizeof(buf),0)) |
97 |
#define STATFS_T statfs |
98 |
#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 |
|
105 |
#if ((defined(USE_STATFS) && defined(HAVE_STRUCT_STATFS_F_NAMELEN)) || (defined(USE_STATVFS) && defined(HAVE_STRUCT_STATVFS_F_NAMELEN))) |
106 |
#define F_NAMELEN(buf) ((buf).f_namelen) |
107 |
#endif |
108 |
|
109 |
#ifndef F_NAMELEN |
110 |
#define F_NAMELEN(buf) (255) |
111 |
#endif |
112 |
|
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/* Dummy statfs fallback */ |
114 |
#ifndef STATFS_T |
115 |
struct dummy_statfs_t |
116 |
{ |
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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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}; |
123 |
|
124 |
static int |
125 |
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; |
130 |
buf->f_namelen = 255; |
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buf->f_namemax = 255; |
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|
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return 0; |
134 |
} |
135 |
|
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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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|
142 |
FILEINFO g_fileinfo[MAX_OPEN_FILES]; |
143 |
BOOL g_notify_stamp = False; |
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|
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typedef struct |
146 |
{ |
147 |
char name[PATH_MAX]; |
148 |
char label[PATH_MAX]; |
149 |
unsigned long serial; |
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char type[PATH_MAX]; |
151 |
} FsInfoType; |
152 |
|
153 |
static NTSTATUS NotifyInfo(NTHANDLE handle, uint32 info_class, NOTIFY * p); |
154 |
|
155 |
static time_t |
156 |
get_create_time(struct stat *st) |
157 |
{ |
158 |
time_t ret, ret1; |
159 |
|
160 |
ret = MIN(st->st_ctime, st->st_mtime); |
161 |
ret1 = MIN(ret, st->st_atime); |
162 |
|
163 |
if (ret1 != (time_t) 0) |
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return ret1; |
165 |
|
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return ret; |
167 |
} |
168 |
|
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/* Convert seconds since 1970 to a filetime */ |
170 |
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; |
174 |
|
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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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} |
179 |
|
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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) |
183 |
{ |
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unsigned long long ticks; |
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time_t val; |
186 |
|
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ticks = low + (((unsigned long long) high) << 32); |
188 |
ticks /= 10000000; |
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ticks -= 11644473600LL; |
190 |
|
191 |
val = (time_t) ticks; |
192 |
return (val); |
193 |
|
194 |
} |
195 |
|
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/* A wrapper for ftruncate which supports growing files, even if the |
197 |
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) |
201 |
{ |
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int ret; |
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off_t pos; |
204 |
static const char zero = 0; |
205 |
|
206 |
/* Try the simple method first */ |
207 |
if ((ret = ftruncate(fd, length)) != -1) |
208 |
{ |
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return ret; |
210 |
} |
211 |
|
212 |
/* |
213 |
* Some kind of error. Perhaps we were trying to grow. Retry |
214 |
* in a safe way. |
215 |
*/ |
216 |
|
217 |
/* Get current position */ |
218 |
if ((pos = lseek(fd, 0, SEEK_CUR)) == -1) |
219 |
{ |
220 |
perror("lseek"); |
221 |
return -1; |
222 |
} |
223 |
|
224 |
/* Seek to new size */ |
225 |
if (lseek(fd, length, SEEK_SET) == -1) |
226 |
{ |
227 |
perror("lseek"); |
228 |
return -1; |
229 |
} |
230 |
|
231 |
/* Write a zero */ |
232 |
if (write(fd, &zero, 1) == -1) |
233 |
{ |
234 |
perror("write"); |
235 |
return -1; |
236 |
} |
237 |
|
238 |
/* 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 |
|
252 |
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 statbuf; |
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, &statbuf) != -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 NTSTATUS |
341 |
disk_create(uint32 device_id, uint32 accessmask, uint32 sharemode, uint32 create_disposition, |
342 |
uint32 flags_and_attributes, char *filename, NTHANDLE * phandle) |
343 |
{ |
344 |
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 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 STATUS_ACCESS_DENIED; |
418 |
|
419 |
case ENOENT: |
420 |
|
421 |
return STATUS_NO_SUCH_FILE; |
422 |
|
423 |
default: |
424 |
|
425 |
perror("opendir"); |
426 |
return 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 STATUS_FILE_IS_A_DIRECTORY; |
456 |
|
457 |
case EACCES: |
458 |
|
459 |
return STATUS_ACCESS_DENIED; |
460 |
|
461 |
case ENOENT: |
462 |
|
463 |
return STATUS_NO_SUCH_FILE; |
464 |
case EEXIST: |
465 |
|
466 |
return STATUS_OBJECT_NAME_COLLISION; |
467 |
default: |
468 |
|
469 |
perror("open"); |
470 |
return 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 |
g_notify_stamp = True; |
497 |
|
498 |
*phandle = handle; |
499 |
return STATUS_SUCCESS; |
500 |
} |
501 |
|
502 |
static NTSTATUS |
503 |
disk_close(NTHANDLE handle) |
504 |
{ |
505 |
struct fileinfo *pfinfo; |
506 |
|
507 |
pfinfo = &(g_fileinfo[handle]); |
508 |
|
509 |
g_notify_stamp = True; |
510 |
|
511 |
rdpdr_abort_io(handle, 0, STATUS_CANCELLED); |
512 |
|
513 |
if (pfinfo->pdir) |
514 |
{ |
515 |
if (closedir(pfinfo->pdir) < 0) |
516 |
{ |
517 |
perror("closedir"); |
518 |
return STATUS_INVALID_HANDLE; |
519 |
} |
520 |
|
521 |
if (pfinfo->delete_on_close) |
522 |
if (rmdir(pfinfo->path) < 0) |
523 |
{ |
524 |
perror(pfinfo->path); |
525 |
return STATUS_ACCESS_DENIED; |
526 |
} |
527 |
pfinfo->delete_on_close = False; |
528 |
} |
529 |
else |
530 |
{ |
531 |
if (close(handle) < 0) |
532 |
{ |
533 |
perror("close"); |
534 |
return STATUS_INVALID_HANDLE; |
535 |
} |
536 |
if (pfinfo->delete_on_close) |
537 |
if (unlink(pfinfo->path) < 0) |
538 |
{ |
539 |
perror(pfinfo->path); |
540 |
return STATUS_ACCESS_DENIED; |
541 |
} |
542 |
|
543 |
pfinfo->delete_on_close = False; |
544 |
} |
545 |
|
546 |
return STATUS_SUCCESS; |
547 |
} |
548 |
|
549 |
static NTSTATUS |
550 |
disk_read(NTHANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
551 |
{ |
552 |
int n; |
553 |
|
554 |
#if 0 |
555 |
/* browsing dir ???? */ |
556 |
/* each request is 24 bytes */ |
557 |
if (g_fileinfo[handle].flags_and_attributes & FILE_DIRECTORY_FILE) |
558 |
{ |
559 |
*result = 0; |
560 |
return STATUS_SUCCESS; |
561 |
} |
562 |
#endif |
563 |
|
564 |
lseek(handle, offset, SEEK_SET); |
565 |
|
566 |
n = read(handle, data, length); |
567 |
|
568 |
if (n < 0) |
569 |
{ |
570 |
*result = 0; |
571 |
switch (errno) |
572 |
{ |
573 |
case EISDIR: |
574 |
/* Implement 24 Byte directory read ?? |
575 |
with STATUS_NOT_IMPLEMENTED server doesn't read again */ |
576 |
/* return STATUS_FILE_IS_A_DIRECTORY; */ |
577 |
return STATUS_NOT_IMPLEMENTED; |
578 |
default: |
579 |
perror("read"); |
580 |
return STATUS_INVALID_PARAMETER; |
581 |
} |
582 |
} |
583 |
|
584 |
*result = n; |
585 |
|
586 |
return STATUS_SUCCESS; |
587 |
} |
588 |
|
589 |
static NTSTATUS |
590 |
disk_write(NTHANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
591 |
{ |
592 |
int n; |
593 |
|
594 |
lseek(handle, offset, SEEK_SET); |
595 |
|
596 |
n = write(handle, data, length); |
597 |
|
598 |
if (n < 0) |
599 |
{ |
600 |
perror("write"); |
601 |
*result = 0; |
602 |
switch (errno) |
603 |
{ |
604 |
case ENOSPC: |
605 |
return STATUS_DISK_FULL; |
606 |
default: |
607 |
return STATUS_ACCESS_DENIED; |
608 |
} |
609 |
} |
610 |
|
611 |
*result = n; |
612 |
|
613 |
return STATUS_SUCCESS; |
614 |
} |
615 |
|
616 |
NTSTATUS |
617 |
disk_query_information(NTHANDLE handle, uint32 info_class, STREAM out) |
618 |
{ |
619 |
uint32 file_attributes, ft_high, ft_low; |
620 |
struct stat filestat; |
621 |
char *path, *filename; |
622 |
|
623 |
path = g_fileinfo[handle].path; |
624 |
|
625 |
/* Get information about file */ |
626 |
if (fstat(handle, &filestat) != 0) |
627 |
{ |
628 |
perror("stat"); |
629 |
out_uint8(out, 0); |
630 |
return STATUS_ACCESS_DENIED; |
631 |
} |
632 |
|
633 |
/* Set file attributes */ |
634 |
file_attributes = 0; |
635 |
if (S_ISDIR(filestat.st_mode)) |
636 |
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
637 |
|
638 |
filename = 1 + strrchr(path, '/'); |
639 |
if (filename && filename[0] == '.') |
640 |
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
641 |
|
642 |
if (!file_attributes) |
643 |
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
644 |
|
645 |
if (!(filestat.st_mode & S_IWUSR)) |
646 |
file_attributes |= FILE_ATTRIBUTE_READONLY; |
647 |
|
648 |
/* Return requested data */ |
649 |
switch (info_class) |
650 |
{ |
651 |
case FileBasicInformation: |
652 |
seconds_since_1970_to_filetime(get_create_time(&filestat), &ft_high, |
653 |
&ft_low); |
654 |
out_uint32_le(out, ft_low); /* create_access_time */ |
655 |
out_uint32_le(out, ft_high); |
656 |
|
657 |
seconds_since_1970_to_filetime(filestat.st_atime, &ft_high, &ft_low); |
658 |
out_uint32_le(out, ft_low); /* last_access_time */ |
659 |
out_uint32_le(out, ft_high); |
660 |
|
661 |
seconds_since_1970_to_filetime(filestat.st_mtime, &ft_high, &ft_low); |
662 |
out_uint32_le(out, ft_low); /* last_write_time */ |
663 |
out_uint32_le(out, ft_high); |
664 |
|
665 |
seconds_since_1970_to_filetime(filestat.st_ctime, &ft_high, &ft_low); |
666 |
out_uint32_le(out, ft_low); /* last_change_time */ |
667 |
out_uint32_le(out, ft_high); |
668 |
|
669 |
out_uint32_le(out, file_attributes); |
670 |
break; |
671 |
|
672 |
case FileStandardInformation: |
673 |
|
674 |
out_uint32_le(out, filestat.st_size); /* Allocation size */ |
675 |
out_uint32_le(out, 0); |
676 |
out_uint32_le(out, filestat.st_size); /* End of file */ |
677 |
out_uint32_le(out, 0); |
678 |
out_uint32_le(out, filestat.st_nlink); /* Number of links */ |
679 |
out_uint8(out, 0); /* Delete pending */ |
680 |
out_uint8(out, S_ISDIR(filestat.st_mode) ? 1 : 0); /* Directory */ |
681 |
break; |
682 |
|
683 |
case FileObjectIdInformation: |
684 |
|
685 |
out_uint32_le(out, file_attributes); /* File Attributes */ |
686 |
out_uint32_le(out, 0); /* Reparse Tag */ |
687 |
break; |
688 |
|
689 |
default: |
690 |
|
691 |
unimpl("IRP Query (File) Information class: 0x%x\n", info_class); |
692 |
return STATUS_INVALID_PARAMETER; |
693 |
} |
694 |
return STATUS_SUCCESS; |
695 |
} |
696 |
|
697 |
NTSTATUS |
698 |
disk_set_information(NTHANDLE handle, uint32 info_class, STREAM in, STREAM out) |
699 |
{ |
700 |
uint32 length, file_attributes, ft_high, ft_low, delete_on_close; |
701 |
char newname[PATH_MAX], fullpath[PATH_MAX]; |
702 |
struct fileinfo *pfinfo; |
703 |
int mode; |
704 |
struct stat filestat; |
705 |
time_t write_time, change_time, access_time, mod_time; |
706 |
struct utimbuf tvs; |
707 |
struct STATFS_T stat_fs; |
708 |
|
709 |
pfinfo = &(g_fileinfo[handle]); |
710 |
g_notify_stamp = True; |
711 |
|
712 |
switch (info_class) |
713 |
{ |
714 |
case FileBasicInformation: |
715 |
write_time = change_time = access_time = 0; |
716 |
|
717 |
in_uint8s(in, 4); /* Handle of root dir? */ |
718 |
in_uint8s(in, 24); /* unknown */ |
719 |
|
720 |
/* CreationTime */ |
721 |
in_uint32_le(in, ft_low); |
722 |
in_uint32_le(in, ft_high); |
723 |
|
724 |
/* AccessTime */ |
725 |
in_uint32_le(in, ft_low); |
726 |
in_uint32_le(in, ft_high); |
727 |
if (ft_low || ft_high) |
728 |
access_time = convert_1970_to_filetime(ft_high, ft_low); |
729 |
|
730 |
/* WriteTime */ |
731 |
in_uint32_le(in, ft_low); |
732 |
in_uint32_le(in, ft_high); |
733 |
if (ft_low || ft_high) |
734 |
write_time = convert_1970_to_filetime(ft_high, ft_low); |
735 |
|
736 |
/* ChangeTime */ |
737 |
in_uint32_le(in, ft_low); |
738 |
in_uint32_le(in, ft_high); |
739 |
if (ft_low || ft_high) |
740 |
change_time = convert_1970_to_filetime(ft_high, ft_low); |
741 |
|
742 |
in_uint32_le(in, file_attributes); |
743 |
|
744 |
if (fstat(handle, &filestat)) |
745 |
return STATUS_ACCESS_DENIED; |
746 |
|
747 |
tvs.modtime = filestat.st_mtime; |
748 |
tvs.actime = filestat.st_atime; |
749 |
if (access_time) |
750 |
tvs.actime = access_time; |
751 |
|
752 |
|
753 |
if (write_time || change_time) |
754 |
mod_time = MIN(write_time, change_time); |
755 |
else |
756 |
mod_time = write_time ? write_time : change_time; |
757 |
|
758 |
if (mod_time) |
759 |
tvs.modtime = mod_time; |
760 |
|
761 |
|
762 |
if (access_time || write_time || change_time) |
763 |
{ |
764 |
#if WITH_DEBUG_RDP5 |
765 |
printf("FileBasicInformation access time %s", |
766 |
ctime(&tvs.actime)); |
767 |
printf("FileBasicInformation modification time %s", |
768 |
ctime(&tvs.modtime)); |
769 |
#endif |
770 |
if (utime(pfinfo->path, &tvs) && errno != EPERM) |
771 |
return STATUS_ACCESS_DENIED; |
772 |
} |
773 |
|
774 |
if (!file_attributes) |
775 |
break; /* not valid */ |
776 |
|
777 |
mode = filestat.st_mode; |
778 |
|
779 |
if (file_attributes & FILE_ATTRIBUTE_READONLY) |
780 |
mode &= ~(S_IWUSR | S_IWGRP | S_IWOTH); |
781 |
else |
782 |
mode |= S_IWUSR; |
783 |
|
784 |
mode &= 0777; |
785 |
#if WITH_DEBUG_RDP5 |
786 |
printf("FileBasicInformation set access mode 0%o", mode); |
787 |
#endif |
788 |
|
789 |
if (fchmod(handle, mode)) |
790 |
return STATUS_ACCESS_DENIED; |
791 |
|
792 |
break; |
793 |
|
794 |
case FileRenameInformation: |
795 |
|
796 |
in_uint8s(in, 4); /* Handle of root dir? */ |
797 |
in_uint8s(in, 0x1a); /* unknown */ |
798 |
in_uint32_le(in, length); |
799 |
|
800 |
if (length && (length / 2) < 256) |
801 |
{ |
802 |
rdp_in_unistr(in, newname, length); |
803 |
convert_to_unix_filename(newname); |
804 |
} |
805 |
else |
806 |
{ |
807 |
return STATUS_INVALID_PARAMETER; |
808 |
} |
809 |
|
810 |
sprintf(fullpath, "%s%s", g_rdpdr_device[pfinfo->device_id].local_path, |
811 |
newname); |
812 |
|
813 |
if (rename(pfinfo->path, fullpath) != 0) |
814 |
{ |
815 |
perror("rename"); |
816 |
return STATUS_ACCESS_DENIED; |
817 |
} |
818 |
break; |
819 |
|
820 |
case FileDispositionInformation: |
821 |
/* As far as I understand it, the correct |
822 |
thing to do here is to *schedule* a delete, |
823 |
so it will be deleted when the file is |
824 |
closed. Subsequent |
825 |
FileDispositionInformation requests with |
826 |
DeleteFile set to FALSE should unschedule |
827 |
the delete. See |
828 |
http://www.osronline.com/article.cfm?article=245. */ |
829 |
|
830 |
in_uint32_le(in, delete_on_close); |
831 |
|
832 |
if (delete_on_close || |
833 |
(pfinfo-> |
834 |
accessmask & (FILE_DELETE_ON_CLOSE | FILE_COMPLETE_IF_OPLOCKED))) |
835 |
{ |
836 |
pfinfo->delete_on_close = True; |
837 |
} |
838 |
|
839 |
break; |
840 |
|
841 |
case FileAllocationInformation: |
842 |
/* Fall through to FileEndOfFileInformation, |
843 |
which uses ftrunc. This is like Samba with |
844 |
"strict allocation = false", and means that |
845 |
we won't detect out-of-quota errors, for |
846 |
example. */ |
847 |
|
848 |
case FileEndOfFileInformation: |
849 |
in_uint8s(in, 28); /* unknown */ |
850 |
in_uint32_le(in, length); /* file size */ |
851 |
|
852 |
/* prevents start of writing if not enough space left on device */ |
853 |
if (STATFS_FN(g_rdpdr_device[pfinfo->device_id].local_path, &stat_fs) == 0) |
854 |
if (stat_fs.f_bfree * stat_fs.f_bsize < length) |
855 |
return STATUS_DISK_FULL; |
856 |
|
857 |
if (ftruncate_growable(handle, length) != 0) |
858 |
{ |
859 |
return STATUS_DISK_FULL; |
860 |
} |
861 |
|
862 |
break; |
863 |
default: |
864 |
|
865 |
unimpl("IRP Set File Information class: 0x%x\n", info_class); |
866 |
return STATUS_INVALID_PARAMETER; |
867 |
} |
868 |
return STATUS_SUCCESS; |
869 |
} |
870 |
|
871 |
NTSTATUS |
872 |
disk_check_notify(NTHANDLE handle) |
873 |
{ |
874 |
struct fileinfo *pfinfo; |
875 |
NTSTATUS status = STATUS_PENDING; |
876 |
|
877 |
NOTIFY notify; |
878 |
|
879 |
pfinfo = &(g_fileinfo[handle]); |
880 |
if (!pfinfo->pdir) |
881 |
return STATUS_INVALID_DEVICE_REQUEST; |
882 |
|
883 |
|
884 |
|
885 |
status = NotifyInfo(handle, pfinfo->info_class, ¬ify); |
886 |
|
887 |
if (status != STATUS_PENDING) |
888 |
return status; |
889 |
|
890 |
if (memcmp(&pfinfo->notify, ¬ify, sizeof(NOTIFY))) |
891 |
{ |
892 |
/*printf("disk_check_notify found changed event\n"); */ |
893 |
memcpy(&pfinfo->notify, ¬ify, sizeof(NOTIFY)); |
894 |
status = STATUS_NOTIFY_ENUM_DIR; |
895 |
} |
896 |
|
897 |
return status; |
898 |
|
899 |
|
900 |
} |
901 |
|
902 |
NTSTATUS |
903 |
disk_create_notify(NTHANDLE handle, uint32 info_class) |
904 |
{ |
905 |
|
906 |
struct fileinfo *pfinfo; |
907 |
NTSTATUS ret = STATUS_PENDING; |
908 |
|
909 |
/* printf("start disk_create_notify info_class %X\n", info_class); */ |
910 |
|
911 |
pfinfo = &(g_fileinfo[handle]); |
912 |
pfinfo->info_class = info_class; |
913 |
|
914 |
ret = NotifyInfo(handle, info_class, &pfinfo->notify); |
915 |
|
916 |
if (info_class & 0x1000) |
917 |
{ /* ???? */ |
918 |
if (ret == STATUS_PENDING) |
919 |
return STATUS_SUCCESS; |
920 |
} |
921 |
|
922 |
/* printf("disk_create_notify: num_entries %d\n", pfinfo->notify.num_entries); */ |
923 |
|
924 |
|
925 |
return ret; |
926 |
|
927 |
} |
928 |
|
929 |
static NTSTATUS |
930 |
NotifyInfo(NTHANDLE handle, uint32 info_class, NOTIFY * p) |
931 |
{ |
932 |
struct fileinfo *pfinfo; |
933 |
struct stat buf; |
934 |
struct dirent *dp; |
935 |
char *fullname; |
936 |
DIR *dpr; |
937 |
|
938 |
pfinfo = &(g_fileinfo[handle]); |
939 |
if (fstat(handle, &buf) < 0) |
940 |
{ |
941 |
perror("NotifyInfo"); |
942 |
return STATUS_ACCESS_DENIED; |
943 |
} |
944 |
p->modify_time = buf.st_mtime; |
945 |
p->status_time = buf.st_ctime; |
946 |
p->num_entries = 0; |
947 |
p->total_time = 0; |
948 |
|
949 |
|
950 |
dpr = opendir(pfinfo->path); |
951 |
if (!dpr) |
952 |
{ |
953 |
perror("NotifyInfo"); |
954 |
return STATUS_ACCESS_DENIED; |
955 |
} |
956 |
|
957 |
|
958 |
while ((dp = readdir(dpr))) |
959 |
{ |
960 |
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) |
961 |
continue; |
962 |
p->num_entries++; |
963 |
fullname = (char *) xmalloc(strlen(pfinfo->path) + strlen(dp->d_name) + 2); |
964 |
sprintf(fullname, "%s/%s", pfinfo->path, dp->d_name); |
965 |
|
966 |
if (!stat(fullname, &buf)) |
967 |
{ |
968 |
p->total_time += (buf.st_mtime + buf.st_ctime); |
969 |
} |
970 |
|
971 |
xfree(fullname); |
972 |
} |
973 |
closedir(dpr); |
974 |
|
975 |
return STATUS_PENDING; |
976 |
} |
977 |
|
978 |
static FsInfoType * |
979 |
FsVolumeInfo(char *fpath) |
980 |
{ |
981 |
|
982 |
static FsInfoType info; |
983 |
#ifdef USE_SETMNTENT |
984 |
FILE *fdfs; |
985 |
struct mntent *e; |
986 |
#endif |
987 |
|
988 |
/* initialize */ |
989 |
memset(&info, 0, sizeof(info)); |
990 |
strcpy(info.label, "RDESKTOP"); |
991 |
strcpy(info.type, "RDPFS"); |
992 |
|
993 |
#ifdef USE_SETMNTENT |
994 |
fdfs = setmntent(MNTENT_PATH, "r"); |
995 |
if (!fdfs) |
996 |
return &info; |
997 |
|
998 |
while ((e = getmntent(fdfs))) |
999 |
{ |
1000 |
if (str_startswith(e->mnt_dir, fpath)) |
1001 |
{ |
1002 |
strcpy(info.type, e->mnt_type); |
1003 |
strcpy(info.name, e->mnt_fsname); |
1004 |
if (strstr(e->mnt_opts, "vfat") || strstr(e->mnt_opts, "iso9660")) |
1005 |
{ |
1006 |
int fd = open(e->mnt_fsname, O_RDONLY); |
1007 |
if (fd >= 0) |
1008 |
{ |
1009 |
unsigned char buf[512]; |
1010 |
memset(buf, 0, sizeof(buf)); |
1011 |
if (strstr(e->mnt_opts, "vfat")) |
1012 |
/*FAT*/ |
1013 |
{ |
1014 |
strcpy(info.type, "vfat"); |
1015 |
read(fd, buf, sizeof(buf)); |
1016 |
info.serial = |
1017 |
(buf[42] << 24) + (buf[41] << 16) + |
1018 |
(buf[40] << 8) + buf[39]; |
1019 |
strncpy(info.label, (char *) buf + 43, 10); |
1020 |
info.label[10] = '\0'; |
1021 |
} |
1022 |
else if (lseek(fd, 32767, SEEK_SET) >= 0) /* ISO9660 */ |
1023 |
{ |
1024 |
read(fd, buf, sizeof(buf)); |
1025 |
strncpy(info.label, (char *) buf + 41, 32); |
1026 |
info.label[32] = '\0'; |
1027 |
/* info.Serial = (buf[128]<<24)+(buf[127]<<16)+(buf[126]<<8)+buf[125]; */ |
1028 |
} |
1029 |
close(fd); |
1030 |
} |
1031 |
} |
1032 |
} |
1033 |
} |
1034 |
endmntent(fdfs); |
1035 |
#else |
1036 |
/* initialize */ |
1037 |
memset(&info, 0, sizeof(info)); |
1038 |
strcpy(info.label, "RDESKTOP"); |
1039 |
strcpy(info.type, "RDPFS"); |
1040 |
|
1041 |
#endif |
1042 |
return &info; |
1043 |
} |
1044 |
|
1045 |
|
1046 |
NTSTATUS |
1047 |
disk_query_volume_information(NTHANDLE handle, uint32 info_class, STREAM out) |
1048 |
{ |
1049 |
struct STATFS_T stat_fs; |
1050 |
struct fileinfo *pfinfo; |
1051 |
FsInfoType *fsinfo; |
1052 |
|
1053 |
pfinfo = &(g_fileinfo[handle]); |
1054 |
|
1055 |
if (STATFS_FN(pfinfo->path, &stat_fs) != 0) |
1056 |
{ |
1057 |
perror("statfs"); |
1058 |
return STATUS_ACCESS_DENIED; |
1059 |
} |
1060 |
|
1061 |
fsinfo = FsVolumeInfo(pfinfo->path); |
1062 |
|
1063 |
switch (info_class) |
1064 |
{ |
1065 |
case FileFsVolumeInformation: |
1066 |
|
1067 |
out_uint32_le(out, 0); /* volume creation time low */ |
1068 |
out_uint32_le(out, 0); /* volume creation time high */ |
1069 |
out_uint32_le(out, fsinfo->serial); /* serial */ |
1070 |
|
1071 |
out_uint32_le(out, 2 * strlen(fsinfo->label)); /* length of string */ |
1072 |
|
1073 |
out_uint8(out, 0); /* support objects? */ |
1074 |
rdp_out_unistr(out, fsinfo->label, 2 * strlen(fsinfo->label) - 2); |
1075 |
break; |
1076 |
|
1077 |
case FileFsSizeInformation: |
1078 |
|
1079 |
out_uint32_le(out, stat_fs.f_blocks); /* Total allocation units low */ |
1080 |
out_uint32_le(out, 0); /* Total allocation high units */ |
1081 |
out_uint32_le(out, stat_fs.f_bfree); /* Available allocation units */ |
1082 |
out_uint32_le(out, 0); /* Available allowcation units */ |
1083 |
out_uint32_le(out, stat_fs.f_bsize / 0x200); /* Sectors per allocation unit */ |
1084 |
out_uint32_le(out, 0x200); /* Bytes per sector */ |
1085 |
break; |
1086 |
|
1087 |
case FileFsAttributeInformation: |
1088 |
|
1089 |
out_uint32_le(out, FS_CASE_SENSITIVE | FS_CASE_IS_PRESERVED); /* fs attributes */ |
1090 |
out_uint32_le(out, F_NAMELEN(stat_fs)); /* max length of filename */ |
1091 |
|
1092 |
out_uint32_le(out, 2 * strlen(fsinfo->type)); /* length of fs_type */ |
1093 |
rdp_out_unistr(out, fsinfo->type, 2 * strlen(fsinfo->type) - 2); |
1094 |
break; |
1095 |
|
1096 |
case FileFsLabelInformation: |
1097 |
case FileFsDeviceInformation: |
1098 |
case FileFsControlInformation: |
1099 |
case FileFsFullSizeInformation: |
1100 |
case FileFsObjectIdInformation: |
1101 |
case FileFsMaximumInformation: |
1102 |
|
1103 |
default: |
1104 |
|
1105 |
unimpl("IRP Query Volume Information class: 0x%x\n", info_class); |
1106 |
return STATUS_INVALID_PARAMETER; |
1107 |
} |
1108 |
return STATUS_SUCCESS; |
1109 |
} |
1110 |
|
1111 |
NTSTATUS |
1112 |
disk_query_directory(NTHANDLE handle, uint32 info_class, char *pattern, STREAM out) |
1113 |
{ |
1114 |
uint32 file_attributes, ft_low, ft_high; |
1115 |
char *dirname, fullpath[PATH_MAX]; |
1116 |
DIR *pdir; |
1117 |
struct dirent *pdirent; |
1118 |
struct stat fstat; |
1119 |
struct fileinfo *pfinfo; |
1120 |
|
1121 |
pfinfo = &(g_fileinfo[handle]); |
1122 |
pdir = pfinfo->pdir; |
1123 |
dirname = pfinfo->path; |
1124 |
file_attributes = 0; |
1125 |
|
1126 |
switch (info_class) |
1127 |
{ |
1128 |
case FileBothDirectoryInformation: |
1129 |
|
1130 |
/* If a search pattern is received, remember this pattern, and restart search */ |
1131 |
if (pattern[0] != 0) |
1132 |
{ |
1133 |
strncpy(pfinfo->pattern, 1 + strrchr(pattern, '/'), PATH_MAX - 1); |
1134 |
rewinddir(pdir); |
1135 |
} |
1136 |
|
1137 |
/* find next dirent matching pattern */ |
1138 |
pdirent = readdir(pdir); |
1139 |
while (pdirent && fnmatch(pfinfo->pattern, pdirent->d_name, 0) != 0) |
1140 |
pdirent = readdir(pdir); |
1141 |
|
1142 |
if (pdirent == NULL) |
1143 |
return STATUS_NO_MORE_FILES; |
1144 |
|
1145 |
/* Get information for directory entry */ |
1146 |
sprintf(fullpath, "%s/%s", dirname, pdirent->d_name); |
1147 |
|
1148 |
if (stat(fullpath, &fstat)) |
1149 |
{ |
1150 |
switch (errno) |
1151 |
{ |
1152 |
case ENOENT: |
1153 |
case ELOOP: |
1154 |
case EACCES: |
1155 |
/* These are non-fatal errors. */ |
1156 |
memset(&fstat, 0, sizeof(fstat)); |
1157 |
break; |
1158 |
default: |
1159 |
/* Fatal error. By returning STATUS_NO_SUCH_FILE, |
1160 |
the directory list operation will be aborted */ |
1161 |
perror(fullpath); |
1162 |
out_uint8(out, 0); |
1163 |
return STATUS_NO_SUCH_FILE; |
1164 |
} |
1165 |
} |
1166 |
|
1167 |
if (S_ISDIR(fstat.st_mode)) |
1168 |
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
1169 |
if (pdirent->d_name[0] == '.') |
1170 |
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
1171 |
if (!file_attributes) |
1172 |
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
1173 |
if (!(fstat.st_mode & S_IWUSR)) |
1174 |
file_attributes |= FILE_ATTRIBUTE_READONLY; |
1175 |
|
1176 |
/* Return requested information */ |
1177 |
out_uint8s(out, 8); /* unknown zero */ |
1178 |
|
1179 |
seconds_since_1970_to_filetime(get_create_time(&fstat), &ft_high, &ft_low); |
1180 |
out_uint32_le(out, ft_low); /* create time */ |
1181 |
out_uint32_le(out, ft_high); |
1182 |
|
1183 |
seconds_since_1970_to_filetime(fstat.st_atime, &ft_high, &ft_low); |
1184 |
out_uint32_le(out, ft_low); /* last_access_time */ |
1185 |
out_uint32_le(out, ft_high); |
1186 |
|
1187 |
seconds_since_1970_to_filetime(fstat.st_mtime, &ft_high, &ft_low); |
1188 |
out_uint32_le(out, ft_low); /* last_write_time */ |
1189 |
out_uint32_le(out, ft_high); |
1190 |
|
1191 |
seconds_since_1970_to_filetime(fstat.st_ctime, &ft_high, &ft_low); |
1192 |
out_uint32_le(out, ft_low); /* change_write_time */ |
1193 |
out_uint32_le(out, ft_high); |
1194 |
|
1195 |
out_uint32_le(out, fstat.st_size); /* filesize low */ |
1196 |
out_uint32_le(out, 0); /* filesize high */ |
1197 |
out_uint32_le(out, fstat.st_size); /* filesize low */ |
1198 |
out_uint32_le(out, 0); /* filesize high */ |
1199 |
out_uint32_le(out, file_attributes); |
1200 |
out_uint8(out, 2 * strlen(pdirent->d_name) + 2); /* unicode length */ |
1201 |
out_uint8s(out, 7); /* pad? */ |
1202 |
out_uint8(out, 0); /* 8.3 file length */ |
1203 |
out_uint8s(out, 2 * 12); /* 8.3 unicode length */ |
1204 |
rdp_out_unistr(out, pdirent->d_name, 2 * strlen(pdirent->d_name)); |
1205 |
break; |
1206 |
|
1207 |
default: |
1208 |
/* FIXME: Support FileDirectoryInformation, |
1209 |
FileFullDirectoryInformation, and |
1210 |
FileNamesInformation */ |
1211 |
|
1212 |
unimpl("IRP Query Directory sub: 0x%x\n", info_class); |
1213 |
return STATUS_INVALID_PARAMETER; |
1214 |
} |
1215 |
|
1216 |
return STATUS_SUCCESS; |
1217 |
} |
1218 |
|
1219 |
|
1220 |
|
1221 |
static NTSTATUS |
1222 |
disk_device_control(NTHANDLE handle, uint32 request, STREAM in, STREAM out) |
1223 |
{ |
1224 |
if (((request >> 16) != 20) || ((request >> 16) != 9)) |
1225 |
return STATUS_INVALID_PARAMETER; |
1226 |
|
1227 |
/* extract operation */ |
1228 |
request >>= 2; |
1229 |
request &= 0xfff; |
1230 |
|
1231 |
printf("DISK IOCTL %d\n", request); |
1232 |
|
1233 |
switch (request) |
1234 |
{ |
1235 |
case 25: /* ? */ |
1236 |
case 42: /* ? */ |
1237 |
default: |
1238 |
unimpl("DISK IOCTL %d\n", request); |
1239 |
return STATUS_INVALID_PARAMETER; |
1240 |
} |
1241 |
|
1242 |
return STATUS_SUCCESS; |
1243 |
} |
1244 |
|
1245 |
DEVICE_FNS disk_fns = { |
1246 |
disk_create, |
1247 |
disk_close, |
1248 |
disk_read, |
1249 |
disk_write, |
1250 |
disk_device_control /* device_control */ |
1251 |
}; |