1 |
/* |
/* |
2 |
Control program for a virtual disk driver for Windows NT/2000/XP. |
Control program for a virtual disk driver for Windows NT/2000/XP. |
3 |
Copyright (C) 1999, 2000, 2001, 2002 Bo Brant�n. |
Copyright (C) 1999, 2000, 2001, 2002 Bo Brant�n. |
4 |
|
|
5 |
Heavily modified for the use with Cryptdisk by Timo Schulz |
Heavily modified for the use with Cryptdisk by Timo Schulz |
6 |
(C) 2004 Timo Schulz |
(C) 2004 Timo Schulz |
7 |
|
|
8 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
9 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
10 |
the Free Software Foundation; either version 2 of the License, or |
the Free Software Foundation; either version 2 of the License, or |
11 |
(at your option) any later version. |
(at your option) any later version. |
12 |
This program is distributed in the hope that it will be useful, |
This program is distributed in the hope that it will be useful, |
13 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 |
GNU General Public License for more details. |
GNU General Public License for more details. |
16 |
You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
along with this program; if not, write to the Free Software |
18 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 |
*/ |
*/ |
20 |
|
|
21 |
#include <windows.h> |
#ifdef HAVE_CONFIG_H |
22 |
#include <winioctl.h> |
#include <config.h> |
23 |
#include <stdio.h> |
#endif |
24 |
#include <sys/types.h> |
|
25 |
|
#include <windows.h> |
26 |
#include "openpgp.h" |
#include <windows.h> |
27 |
|
#include <winioctl.h> |
28 |
/* remember to change the values in wptErrors.h also */ |
#include <stdio.h> |
29 |
#define CDISK_ERR_LOCK 201 |
#include <sys/types.h> |
30 |
#define CDISK_ERR_MOUNT 202 |
|
31 |
#define CDISK_ERR_UMOUNT 203 |
#include "openpgp.h" |
32 |
#define CDISK_ERR_OPEN 204 |
|
33 |
#define CDISK_ERR_BUSY 205 |
/* remember to change the values in wptErrors.h also */ |
34 |
#define CDISK_ERR_QUERY 206 |
#define CDISK_ERR_LOCK 201 |
35 |
|
#define CDISK_ERR_MOUNT 202 |
36 |
#define MAX_KEYS 64 |
#define CDISK_ERR_UMOUNT 203 |
37 |
#define MAX_KEYHASH 32 |
#define CDISK_ERR_OPEN 204 |
38 |
#define MAX_KEY_LENGTH 50 |
#define CDISK_ERR_BUSY 205 |
39 |
#define CCVERSION 0x04 |
#define CDISK_ERR_QUERY 206 |
40 |
|
|
41 |
#define DEVICE_BASE_NAME "\\FileDisk" |
#define MAX_KEYS 64 |
42 |
#define DEVICE_DIR_NAME "\\Device" DEVICE_BASE_NAME |
#define MAX_KEYHASH 32 |
43 |
#define DEVICE_NAME_PREFIX DEVICE_DIR_NAME DEVICE_BASE_NAME |
#define MAX_KEY_LENGTH 50 |
44 |
|
#define CCVERSION 0x04 |
45 |
#define FILE_DEVICE_FILE_DISK 0x8000 |
|
46 |
|
#define DEVICE_BASE_NAME "\\FileDisk" |
47 |
#define IOCTL_FILE_DISK_OPEN_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x800, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) |
#define DEVICE_DIR_NAME "\\Device" DEVICE_BASE_NAME |
48 |
#define IOCTL_FILE_DISK_CLOSE_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x801, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) |
#define DEVICE_NAME_PREFIX DEVICE_DIR_NAME DEVICE_BASE_NAME |
49 |
#define IOCTL_FILE_DISK_QUERY_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x802, METHOD_BUFFERED, FILE_READ_ACCESS) |
|
50 |
|
#define FILE_DEVICE_FILE_DISK 0x8000 |
51 |
typedef struct _OPEN_FILE_INFORMATION { |
|
52 |
USHORT version; |
#define IOCTL_FILE_DISK_OPEN_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x800, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) |
53 |
LARGE_INTEGER FileSize; |
#define IOCTL_FILE_DISK_CLOSE_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x801, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) |
54 |
BOOLEAN ReadOnly; |
#define IOCTL_FILE_DISK_QUERY_FILE CTL_CODE(FILE_DEVICE_FILE_DISK, 0x802, METHOD_BUFFERED, FILE_READ_ACCESS) |
55 |
USHORT KeyType; //0 None 1 2Fish 2 AES256 |
|
56 |
USHORT KeyNum; |
typedef struct _OPEN_FILE_INFORMATION { |
57 |
USHORT KeyLength; |
USHORT version; |
58 |
USHORT FileNameLength; |
LARGE_INTEGER FileSize; |
59 |
UCHAR Key[MAX_KEYS][MAX_KEYHASH]; |
BOOLEAN ReadOnly; |
60 |
UCHAR DriveLetter; |
USHORT KeyType; //0 None 1 2Fish 2 AES256 |
61 |
UCHAR FileName[1]; |
USHORT KeyNum; |
62 |
} OPEN_FILE_INFORMATION, *POPEN_FILE_INFORMATION; |
USHORT KeyLength; |
63 |
|
USHORT FileNameLength; |
64 |
static void |
UCHAR Key[MAX_KEYS][MAX_KEYHASH]; |
65 |
print_lasterr (char * prefix) |
UCHAR DriveLetter; |
66 |
{ |
UCHAR FileName[1]; |
67 |
LPVOID msg; |
} OPEN_FILE_INFORMATION, *POPEN_FILE_INFORMATION; |
68 |
|
|
69 |
FormatMessage( |
static void |
70 |
FORMAT_MESSAGE_ALLOCATE_BUFFER | |
print_lasterr (char * prefix) |
71 |
FORMAT_MESSAGE_FROM_SYSTEM | |
{ |
72 |
FORMAT_MESSAGE_IGNORE_INSERTS, |
LPVOID msg; |
73 |
NULL, |
|
74 |
GetLastError(), |
FormatMessage( |
75 |
0, |
FORMAT_MESSAGE_ALLOCATE_BUFFER | |
76 |
(LPTSTR) &msg, |
FORMAT_MESSAGE_FROM_SYSTEM | |
77 |
0, |
FORMAT_MESSAGE_IGNORE_INSERTS, |
78 |
NULL |
NULL, |
79 |
); |
GetLastError(), |
80 |
MessageBox (NULL, (LPTSTR)msg, prefix, MB_ICONERROR|MB_OK); |
0, |
81 |
LocalFree (msg); |
(LPTSTR) &msg, |
82 |
} |
0, |
83 |
|
NULL |
84 |
|
); |
85 |
static void |
MessageBox (NULL, (LPTSTR)msg, prefix, MB_ICONERROR|MB_OK); |
86 |
add_key (POPEN_FILE_INFORMATION ka, const char * key, size_t len) |
LocalFree (msg); |
87 |
{ |
} |
88 |
gpg_md_t md; |
|
89 |
|
|
90 |
if (ka->KeyNum >= MAX_KEYS) |
static void |
91 |
return; |
add_key (POPEN_FILE_INFORMATION ka, const char * key, size_t len) |
92 |
|
{ |
93 |
switch (ka->KeyType) { |
gpg_md_t md; |
94 |
case 1: /* 2fish */ |
|
95 |
md = gpg_md_open (MD_RMD160); |
if (ka->KeyNum >= MAX_KEYS) |
96 |
ka->KeyLength=20; |
return; |
97 |
break; |
|
98 |
case 2: /* AES256 */ |
switch (ka->KeyType) { |
99 |
md = gpg_md_open (MD_SHA512); |
case 1: /* 2fish */ |
100 |
ka->KeyLength=32; |
md = gpg_md_open (MD_RMD160); |
101 |
break; |
ka->KeyLength=20; |
102 |
case 3: /* AES128 */ |
break; |
103 |
md = gpg_md_open (MD_SHA256); |
case 2: /* AES256 */ |
104 |
ka->KeyLength=16; |
md = gpg_md_open (MD_SHA512); |
105 |
break; |
ka->KeyLength=32; |
106 |
case 4: /* AES192 */ |
break; |
107 |
ka->KeyLength=24; |
case 3: /* AES128 */ |
108 |
md = gpg_md_open (MD_SHA384); |
md = gpg_md_open (MD_SHA256); |
109 |
break; |
ka->KeyLength=16; |
110 |
} |
break; |
111 |
gpg_md_write (md, (char *)key, len); |
case 4: /* AES192 */ |
112 |
gpg_md_final (md); |
ka->KeyLength=24; |
113 |
memcpy (ka->Key[ka->KeyNum++], gpg_md_read (md), ka->KeyLength); |
md = gpg_md_open (MD_SHA384); |
114 |
gpg_md_close (md); |
break; |
115 |
} |
} |
116 |
|
gpg_md_write (md, (char *)key, len); |
117 |
|
gpg_md_final (md); |
118 |
int |
memcpy (ka->Key[ka->KeyNum++], gpg_md_read (md), ka->KeyLength); |
119 |
filedisk_mount (int DeviceNumber, |
gpg_md_close (md); |
120 |
POPEN_FILE_INFORMATION ofi, |
} |
121 |
char drivelet, |
|
122 |
BOOLEAN CdImage) |
|
123 |
{ |
int |
124 |
char VolumeName[] = "\\\\.\\ :"; |
filedisk_mount (int DeviceNumber, |
125 |
char DeviceName[255]; |
POPEN_FILE_INFORMATION ofi, |
126 |
HANDLE Device; |
char drivelet, |
127 |
DWORD BytesReturned; |
BOOLEAN CdImage) |
128 |
|
{ |
129 |
VolumeName[4] = drivelet; |
char VolumeName[] = "\\\\.\\ :"; |
130 |
|
char DeviceName[255]; |
131 |
Device = CreateFile (VolumeName, |
HANDLE Device; |
132 |
GENERIC_READ | GENERIC_WRITE, |
DWORD BytesReturned; |
133 |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
|
134 |
NULL, |
VolumeName[4] = drivelet; |
135 |
OPEN_EXISTING, |
|
136 |
FILE_FLAG_NO_BUFFERING, |
Device = CreateFile (VolumeName, |
137 |
NULL); |
GENERIC_READ | GENERIC_WRITE, |
138 |
if (Device != INVALID_HANDLE_VALUE) { |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
139 |
SetLastError (ERROR_BUSY); |
NULL, |
140 |
print_lasterr (&VolumeName[4]); |
OPEN_EXISTING, |
141 |
return CDISK_ERR_BUSY; |
FILE_FLAG_NO_BUFFERING, |
142 |
} |
NULL); |
143 |
|
if (Device != INVALID_HANDLE_VALUE) { |
144 |
if (CdImage) |
SetLastError (ERROR_BUSY); |
145 |
sprintf (DeviceName, DEVICE_NAME_PREFIX "Cd" "%u", DeviceNumber); |
print_lasterr (&VolumeName[4]); |
146 |
else |
return CDISK_ERR_BUSY; |
147 |
sprintf (DeviceName, DEVICE_NAME_PREFIX "%u", DeviceNumber); |
} |
148 |
|
|
149 |
if (!DefineDosDevice (DDD_RAW_TARGET_PATH, |
if (CdImage) |
150 |
&VolumeName[4], |
sprintf (DeviceName, DEVICE_NAME_PREFIX "Cd" "%u", DeviceNumber); |
151 |
DeviceName)) { |
else |
152 |
print_lasterr (&VolumeName[4]); |
sprintf (DeviceName, DEVICE_NAME_PREFIX "%u", DeviceNumber); |
153 |
return CDISK_ERR_OPEN; |
|
154 |
} |
if (!DefineDosDevice (DDD_RAW_TARGET_PATH, |
155 |
|
&VolumeName[4], |
156 |
Device = CreateFile (VolumeName, |
DeviceName)) { |
157 |
GENERIC_READ | GENERIC_WRITE, |
print_lasterr (&VolumeName[4]); |
158 |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
return CDISK_ERR_OPEN; |
159 |
NULL, |
} |
160 |
OPEN_EXISTING, |
|
161 |
FILE_FLAG_NO_BUFFERING, |
Device = CreateFile (VolumeName, |
162 |
NULL); |
GENERIC_READ | GENERIC_WRITE, |
163 |
|
FILE_SHARE_READ | FILE_SHARE_WRITE, |
164 |
if (Device == INVALID_HANDLE_VALUE) { |
NULL, |
165 |
print_lasterr (&VolumeName[4]); |
OPEN_EXISTING, |
166 |
DefineDosDevice (DDD_REMOVE_DEFINITION, &VolumeName[4], NULL); |
FILE_FLAG_NO_BUFFERING, |
167 |
return CDISK_ERR_OPEN; |
NULL); |
168 |
} |
|
169 |
|
if (Device == INVALID_HANDLE_VALUE) { |
170 |
if (!DeviceIoControl (Device, |
print_lasterr (&VolumeName[4]); |
171 |
IOCTL_FILE_DISK_OPEN_FILE, |
DefineDosDevice (DDD_REMOVE_DEFINITION, &VolumeName[4], NULL); |
172 |
ofi, |
return CDISK_ERR_OPEN; |
173 |
sizeof(OPEN_FILE_INFORMATION) + ofi->FileNameLength - 1, |
} |
174 |
NULL, 0, &BytesReturned, NULL)) { |
|
175 |
print_lasterr ("Cryptdisk Error"); |
if (!DeviceIoControl (Device, |
176 |
DefineDosDevice (DDD_REMOVE_DEFINITION, &VolumeName[4], NULL); |
IOCTL_FILE_DISK_OPEN_FILE, |
177 |
return CDISK_ERR_MOUNT; |
ofi, |
178 |
} |
sizeof(OPEN_FILE_INFORMATION) + ofi->FileNameLength - 1, |
179 |
|
NULL, 0, &BytesReturned, NULL)) { |
180 |
return 0; |
print_lasterr ("Cryptdisk Error"); |
181 |
} |
DefineDosDevice (DDD_REMOVE_DEFINITION, &VolumeName[4], NULL); |
182 |
|
return CDISK_ERR_MOUNT; |
183 |
|
} |
184 |
static int |
|
185 |
filedisk_unmount2 (char drivelet, int flags, int forced) |
return 0; |
186 |
{ |
} |
187 |
char VolumeName[60] = "\\\\.\\ :"; |
|
188 |
HANDLE Device; |
|
189 |
DWORD BytesReturned; |
static int |
190 |
|
filedisk_unmount2 (char drivelet, int flags, int forced) |
191 |
if (!flags) |
{ |
192 |
VolumeName[4] = drivelet; |
char VolumeName[60] = "\\\\.\\ :"; |
193 |
else if (flags & 1) |
HANDLE Device; |
194 |
sprintf(VolumeName,"\\\\.\\FileDisk%d", drivelet); |
DWORD BytesReturned; |
195 |
else if (flags & 2) |
|
196 |
sprintf(VolumeName,"\\\\.\\FileDiskCd%d",drivelet); |
if (!flags) |
197 |
|
VolumeName[4] = drivelet; |
198 |
Device = CreateFile (VolumeName, |
else if (flags & 1) |
199 |
GENERIC_READ | GENERIC_WRITE, |
sprintf(VolumeName,"\\\\.\\FileDisk%d", drivelet); |
200 |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
else if (flags & 2) |
201 |
NULL, |
sprintf(VolumeName,"\\\\.\\FileDiskCd%d",drivelet); |
202 |
OPEN_EXISTING, |
|
203 |
FILE_FLAG_NO_BUFFERING, |
Device = CreateFile (VolumeName, |
204 |
NULL); |
GENERIC_READ | GENERIC_WRITE, |
205 |
if (Device == INVALID_HANDLE_VALUE) { |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
206 |
if (forced) |
NULL, |
207 |
print_lasterr(&VolumeName[4]); |
OPEN_EXISTING, |
208 |
return CDISK_ERR_OPEN; |
FILE_FLAG_NO_BUFFERING, |
209 |
} |
NULL); |
210 |
|
if (Device == INVALID_HANDLE_VALUE) { |
211 |
if (!DeviceIoControl (Device, |
if (forced) |
212 |
FSCTL_LOCK_VOLUME, |
print_lasterr(&VolumeName[4]); |
213 |
NULL, 0, NULL, 0, |
return CDISK_ERR_OPEN; |
214 |
&BytesReturned, NULL)) { |
} |
215 |
if (forced) { |
|
216 |
print_lasterr(&VolumeName[4]); |
if (!DeviceIoControl (Device, |
217 |
return CDISK_ERR_LOCK; |
FSCTL_LOCK_VOLUME, |
218 |
} |
NULL, 0, NULL, 0, |
219 |
} |
&BytesReturned, NULL)) { |
220 |
|
if (forced) { |
221 |
if (!DeviceIoControl (Device, |
print_lasterr(&VolumeName[4]); |
222 |
IOCTL_FILE_DISK_CLOSE_FILE, |
return CDISK_ERR_LOCK; |
223 |
NULL, 0, NULL, 0, |
} |
224 |
&BytesReturned, NULL )) { |
} |
225 |
if (forced) |
|
226 |
print_lasterr ("Cryptdisk Error"); |
if (!DeviceIoControl (Device, |
227 |
return CDISK_ERR_UMOUNT; |
IOCTL_FILE_DISK_CLOSE_FILE, |
228 |
} |
NULL, 0, NULL, 0, |
229 |
|
&BytesReturned, NULL )) { |
230 |
if (!DeviceIoControl ( |
if (forced) |
231 |
Device, FSCTL_DISMOUNT_VOLUME, |
print_lasterr ("Cryptdisk Error"); |
232 |
NULL, 0, NULL, 0, |
return CDISK_ERR_UMOUNT; |
233 |
&BytesReturned, NULL)) { |
} |
234 |
if (forced) |
|
235 |
print_lasterr (&VolumeName[4]); |
if (!DeviceIoControl ( |
236 |
return CDISK_ERR_UMOUNT; |
Device, FSCTL_DISMOUNT_VOLUME, |
237 |
} |
NULL, 0, NULL, 0, |
238 |
|
&BytesReturned, NULL)) { |
239 |
if (!DeviceIoControl (Device, |
if (forced) |
240 |
FSCTL_UNLOCK_VOLUME, |
print_lasterr (&VolumeName[4]); |
241 |
NULL, 0, NULL, 0, |
return CDISK_ERR_UMOUNT; |
242 |
&BytesReturned, NULL)) { |
} |
243 |
if (forced) { |
|
244 |
print_lasterr (&VolumeName[4]); |
if (!DeviceIoControl (Device, |
245 |
return CDISK_ERR_LOCK; |
FSCTL_UNLOCK_VOLUME, |
246 |
} |
NULL, 0, NULL, 0, |
247 |
} |
&BytesReturned, NULL)) { |
248 |
|
if (forced) { |
249 |
CloseHandle (Device); |
print_lasterr (&VolumeName[4]); |
250 |
|
return CDISK_ERR_LOCK; |
251 |
if (!DefineDosDevice ( |
} |
252 |
DDD_REMOVE_DEFINITION, |
} |
253 |
&VolumeName[4], NULL)) { |
|
254 |
if (forced) |
CloseHandle (Device); |
255 |
print_lasterr (&VolumeName[4]); |
|
256 |
return CDISK_ERR_UMOUNT; |
if (!DefineDosDevice ( |
257 |
} |
DDD_REMOVE_DEFINITION, |
258 |
|
&VolumeName[4], NULL)) { |
259 |
return 0; |
if (forced) |
260 |
} |
print_lasterr (&VolumeName[4]); |
261 |
|
return CDISK_ERR_UMOUNT; |
262 |
int |
} |
263 |
filedisk_unmount (char drivelet, int forced) |
|
264 |
{ |
return 0; |
265 |
char i; |
} |
266 |
|
|
267 |
if (drivelet) { |
int |
268 |
int rc = filedisk_unmount2 (drivelet, 0, forced); |
filedisk_unmount (char drivelet, int forced) |
269 |
if (rc) |
{ |
270 |
print_lasterr ("Unmount�"); |
char i; |
271 |
return rc; |
|
272 |
} |
if (drivelet) { |
273 |
for (i=0; i<20;i++) { |
int rc = filedisk_unmount2 (drivelet, 0, forced); |
274 |
if (filedisk_unmount2 (i, 1, 0) == CDISK_ERR_OPEN) |
if (rc) |
275 |
break; |
print_lasterr ("Unmount�"); |
276 |
} |
return rc; |
277 |
for (i=0; i<20;i++) { |
} |
278 |
if (filedisk_unmount2 (i, 2, 0) == CDISK_ERR_OPEN) |
for (i=0; i<20;i++) { |
279 |
break; |
if (filedisk_unmount2 (i, 1, 0) == CDISK_ERR_OPEN) |
280 |
} |
break; |
281 |
return 0; |
} |
282 |
} |
for (i=0; i<20;i++) { |
283 |
|
if (filedisk_unmount2 (i, 2, 0) == CDISK_ERR_OPEN) |
284 |
|
break; |
285 |
int |
} |
286 |
filedisk_status (char drivelet, LARGE_INTEGER * size, int * rdonly) |
return 0; |
287 |
{ |
} |
288 |
char VolumeName[] = "\\\\.\\ :"; |
|
289 |
HANDLE Device; |
|
290 |
POPEN_FILE_INFORMATION ofi; |
int |
291 |
DWORD BytesReturned; |
filedisk_status (char drivelet, LARGE_INTEGER * size, int * rdonly) |
292 |
|
{ |
293 |
VolumeName[4] = drivelet; |
char VolumeName[] = "\\\\.\\ :"; |
294 |
|
HANDLE Device; |
295 |
Device = CreateFile (VolumeName, |
POPEN_FILE_INFORMATION ofi; |
296 |
GENERIC_READ, |
DWORD BytesReturned; |
297 |
FILE_SHARE_READ | FILE_SHARE_WRITE, |
|
298 |
NULL, |
VolumeName[4] = drivelet; |
299 |
OPEN_EXISTING, |
|
300 |
FILE_FLAG_NO_BUFFERING, |
Device = CreateFile (VolumeName, |
301 |
NULL); |
GENERIC_READ, |
302 |
|
FILE_SHARE_READ | FILE_SHARE_WRITE, |
303 |
if (Device == INVALID_HANDLE_VALUE) { |
NULL, |
304 |
print_lasterr(&VolumeName[4]); |
OPEN_EXISTING, |
305 |
return CDISK_ERR_OPEN; |
FILE_FLAG_NO_BUFFERING, |
306 |
} |
NULL); |
307 |
|
|
308 |
ofi = malloc (sizeof(OPEN_FILE_INFORMATION) + MAX_PATH); |
if (Device == INVALID_HANDLE_VALUE) { |
309 |
|
print_lasterr(&VolumeName[4]); |
310 |
if (!DeviceIoControl (Device, |
return CDISK_ERR_OPEN; |
311 |
IOCTL_FILE_DISK_QUERY_FILE, |
} |
312 |
NULL, |
|
313 |
0, |
ofi = malloc (sizeof(OPEN_FILE_INFORMATION) + MAX_PATH); |
314 |
ofi, |
|
315 |
sizeof(OPEN_FILE_INFORMATION) + MAX_PATH, |
if (!DeviceIoControl (Device, |
316 |
&BytesReturned, NULL)) { |
IOCTL_FILE_DISK_QUERY_FILE, |
317 |
print_lasterr (&VolumeName[4]); |
NULL, |
318 |
return CDISK_ERR_QUERY; |
0, |
319 |
} |
ofi, |
320 |
|
sizeof(OPEN_FILE_INFORMATION) + MAX_PATH, |
321 |
if (BytesReturned < sizeof(OPEN_FILE_INFORMATION)) { |
&BytesReturned, NULL)) { |
322 |
SetLastError (ERROR_INSUFFICIENT_BUFFER); |
print_lasterr (&VolumeName[4]); |
323 |
print_lasterr (&VolumeName[4]); |
return CDISK_ERR_QUERY; |
324 |
return CDISK_ERR_QUERY; |
} |
325 |
} |
|
326 |
|
if (BytesReturned < sizeof(OPEN_FILE_INFORMATION)) { |
327 |
if (size) |
SetLastError (ERROR_INSUFFICIENT_BUFFER); |
328 |
*size = ofi->FileSize; |
print_lasterr (&VolumeName[4]); |
329 |
if (rdonly) |
return CDISK_ERR_QUERY; |
330 |
*rdonly = ofi->ReadOnly; |
} |
331 |
|
|
332 |
return 0; |
if (size) |
333 |
} |
*size = ofi->FileSize; |
334 |
|
if (rdonly) |
335 |
|
*rdonly = ofi->ReadOnly; |
336 |
POPEN_FILE_INFORMATION |
|
337 |
filedisk_init_info (int devnum, char drivelet, const char * file, |
return 0; |
338 |
int ro, int cd_img, unsigned long size, const char * key, |
} |
339 |
int keyalgo) |
|
340 |
{ |
|
341 |
POPEN_FILE_INFORMATION pfi; |
POPEN_FILE_INFORMATION |
342 |
|
filedisk_init_info (int devnum, char drivelet, const char * file, |
343 |
pfi = calloc (1, sizeof(OPEN_FILE_INFORMATION) + strlen (file) + 7); |
int ro, int cd_img, unsigned long size, const char * key, |
344 |
|
int keyalgo) |
345 |
pfi->version = CCVERSION; |
{ |
346 |
if (file[0] == '\\') { |
POPEN_FILE_INFORMATION pfi; |
347 |
if (file[1] == '\\' && file[2] != '.') { |
|
348 |
/* \\server\share\path\filedisk.img */ |
pfi = calloc (1, sizeof(OPEN_FILE_INFORMATION) + strlen (file) + 7); |
349 |
strcpy(pfi->FileName, "\\??\\UNC"); |
|
350 |
strcat(pfi->FileName, file + 1); |
pfi->version = CCVERSION; |
351 |
} |
if (file[0] == '\\') { |
352 |
else /* \Device\Harddisk0\Partition1\path\filedisk.img */ |
if (file[1] == '\\' && file[2] != '.') { |
353 |
strcpy(pfi->FileName, file); |
/* \\server\share\path\filedisk.img */ |
354 |
} |
strcpy(pfi->FileName, "\\??\\UNC"); |
355 |
else { // c:\path\filedisk.img |
strcat(pfi->FileName, file + 1); |
356 |
strcpy (pfi->FileName, "\\??\\"); |
} |
357 |
strcat (pfi->FileName, file); |
else /* \Device\Harddisk0\Partition1\path\filedisk.img */ |
358 |
} |
strcpy(pfi->FileName, file); |
359 |
|
} |
360 |
pfi->FileNameLength = (USHORT) strlen (pfi->FileName); |
else { // c:\path\filedisk.img |
361 |
pfi->ReadOnly = ro? TRUE : FALSE; |
strcpy (pfi->FileName, "\\??\\"); |
362 |
if (cd_img) |
strcat (pfi->FileName, file); |
363 |
pfi->ReadOnly = TRUE; |
} |
364 |
if (size) |
|
365 |
pfi->FileSize.QuadPart = size * 1024; |
pfi->FileNameLength = (USHORT) strlen (pfi->FileName); |
366 |
if (key) { |
pfi->ReadOnly = ro? TRUE : FALSE; |
367 |
if (keyalgo < 1 || keyalgo > 4) |
if (cd_img) |
368 |
pfi->KeyType = 1; |
pfi->ReadOnly = TRUE; |
369 |
else |
if (size) |
370 |
pfi->KeyType = keyalgo; |
pfi->FileSize.QuadPart = size * 1024; |
371 |
add_key (pfi, key, strlen (key)); |
if (key) { |
372 |
} |
if (keyalgo < 1 || keyalgo > 4) |
373 |
|
pfi->KeyType = 1; |
374 |
return pfi; |
else |
375 |
} |
pfi->KeyType = keyalgo; |
376 |
|
add_key (pfi, key, strlen (key)); |
377 |
|
} |
378 |
void |
|
379 |
filedisk_free_info (POPEN_FILE_INFORMATION pfi) |
return pfi; |
380 |
{ |
} |
381 |
if (!pfi) |
|
382 |
return; |
|
383 |
free (pfi); |
void |
384 |
} |
filedisk_free_info (POPEN_FILE_INFORMATION pfi) |
385 |
|
{ |
386 |
|
if (!pfi) |
387 |
|
return; |
388 |
|
free (pfi); |
389 |
|
} |
390 |
|
|