1 |
n-ki |
569 |
/* -*- c-basic-offset: 8 -*- |
2 |
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rdesktop: A Remote Desktop Protocol client. |
3 |
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Disk Redirection |
4 |
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Copyright (C) Jeroen Meijer 2003 |
5 |
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6 |
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This program is free software; you can redistribute it and/or modify |
7 |
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it under the terms of the GNU General Public License as published by |
8 |
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the Free Software Foundation; either version 2 of the License, or |
9 |
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(at your option) any later version. |
10 |
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11 |
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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 |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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16 |
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You should have received a copy of the GNU General Public License |
17 |
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along with this program; if not, write to the Free Software |
18 |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
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*/ |
20 |
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21 |
astrand |
652 |
#include "disk.h" |
22 |
n-ki |
569 |
|
23 |
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#include <sys/types.h> |
24 |
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#include <sys/stat.h> |
25 |
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#include <unistd.h> |
26 |
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#include <fcntl.h> /* open, close */ |
27 |
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#include <dirent.h> /* opendir, closedir, readdir */ |
28 |
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#include <fnmatch.h> |
29 |
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#include <errno.h> /* errno */ |
30 |
stargo |
572 |
|
31 |
n-ki |
600 |
#include <utime.h> |
32 |
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#include <time.h> /* ctime */ |
33 |
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|
34 |
stargo |
759 |
#if (defined(HAVE_DIRFD) || (HAVE_DECL_DIRFD == 1)) |
35 |
stargo |
742 |
#define DIRFD(a) (dirfd(a)) |
36 |
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#else |
37 |
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#define DIRFD(a) ((a)->DIR_FD_MEMBER_NAME) |
38 |
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#endif |
39 |
n-ki |
600 |
|
40 |
stargo |
742 |
/* TODO: let autoconf figure out everything below... */ |
41 |
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#if (defined(sun) && (defined(__svr4__) || defined(__SVR4))) |
42 |
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#define SOLARIS |
43 |
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#endif |
44 |
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|
45 |
stargo |
603 |
#if (defined(SOLARIS) || defined (__hpux) || defined(__BEOS__)) |
46 |
stargo |
572 |
#include <sys/statvfs.h> /* solaris statvfs */ |
47 |
stargo |
686 |
/* TODO: Fix mntent-handling for solaris/hpux |
48 |
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* #include <sys/mntent.h> */ |
49 |
stargo |
618 |
#undef HAVE_MNTENT_H |
50 |
n-ki |
615 |
#define MNTENT_PATH "/etc/mnttab" |
51 |
stargo |
574 |
#define STATFS_FN(path, buf) (statvfs(path,buf)) |
52 |
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#define STATFS_T statvfs |
53 |
stargo |
573 |
#define F_NAMELEN(buf) ((buf).f_namemax) |
54 |
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|
55 |
stargo |
576 |
#elif (defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)) |
56 |
stargo |
573 |
#include <sys/param.h> |
57 |
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#include <sys/mount.h> |
58 |
stargo |
574 |
#define STATFS_FN(path, buf) (statfs(path,buf)) |
59 |
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#define STATFS_T statfs |
60 |
stargo |
573 |
#define F_NAMELEN(buf) (NAME_MAX) |
61 |
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|
62 |
stargo |
745 |
#elif (defined(__SGI_IRIX__)) |
63 |
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#include <sys/types.h> |
64 |
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#include <sys/statvfs.h> |
65 |
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#define STATFS_FN(path, buf) (statvfs(path,buf)) |
66 |
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#define STATFS_T statvfs |
67 |
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#define F_NAMELEN(buf) ((buf).f_namemax) |
68 |
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|
69 |
stargo |
572 |
#else |
70 |
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#include <sys/vfs.h> /* linux statfs */ |
71 |
n-ki |
615 |
#include <mntent.h> |
72 |
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#define HAVE_MNTENT_H |
73 |
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#define MNTENT_PATH "/etc/mtab" |
74 |
stargo |
574 |
#define STATFS_FN(path, buf) (statfs(path,buf)) |
75 |
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#define STATFS_T statfs |
76 |
stargo |
573 |
#define F_NAMELEN(buf) ((buf).f_namelen) |
77 |
stargo |
572 |
#endif |
78 |
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|
79 |
n-ki |
569 |
#include "rdesktop.h" |
80 |
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|
81 |
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extern RDPDR_DEVICE g_rdpdr_device[]; |
82 |
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|
83 |
n-ki |
627 |
FILEINFO g_fileinfo[MAX_OPEN_FILES]; |
84 |
n-ki |
569 |
|
85 |
n-ki |
615 |
typedef struct |
86 |
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{ |
87 |
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char name[256]; |
88 |
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char label[256]; |
89 |
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unsigned long serial; |
90 |
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char type[256]; |
91 |
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} FsInfoType; |
92 |
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|
93 |
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|
94 |
astrand |
664 |
static time_t |
95 |
n-ki |
600 |
get_create_time(struct stat *st) |
96 |
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{ |
97 |
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time_t ret, ret1; |
98 |
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|
99 |
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ret = MIN(st->st_ctime, st->st_mtime); |
100 |
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ret1 = MIN(ret, st->st_atime); |
101 |
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|
102 |
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if (ret1 != (time_t) 0) |
103 |
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return ret1; |
104 |
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105 |
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return ret; |
106 |
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} |
107 |
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|
108 |
n-ki |
569 |
/* Convert seconds since 1970 to a filetime */ |
109 |
astrand |
664 |
static void |
110 |
n-ki |
569 |
seconds_since_1970_to_filetime(time_t seconds, uint32 * high, uint32 * low) |
111 |
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{ |
112 |
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unsigned long long ticks; |
113 |
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114 |
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ticks = (seconds + 11644473600LL) * 10000000; |
115 |
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*low = (uint32) ticks; |
116 |
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*high = (uint32) (ticks >> 32); |
117 |
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} |
118 |
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|
119 |
n-ki |
600 |
/* Convert seconds since 1970 back to filetime */ |
120 |
astrand |
664 |
static time_t |
121 |
n-ki |
600 |
convert_1970_to_filetime(uint32 high, uint32 low) |
122 |
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{ |
123 |
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unsigned long long ticks; |
124 |
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time_t val; |
125 |
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|
126 |
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ticks = low + (((unsigned long long) high) << 32); |
127 |
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ticks /= 10000000; |
128 |
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ticks -= 11644473600LL; |
129 |
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130 |
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val = (time_t) ticks; |
131 |
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return (val); |
132 |
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133 |
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} |
134 |
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|
135 |
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|
136 |
n-ki |
569 |
/* Enumeration of devices from rdesktop.c */ |
137 |
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/* returns numer of units found and initialized. */ |
138 |
n-ki |
612 |
/* optarg looks like ':h=/mnt/floppy,b=/mnt/usbdevice1' */ |
139 |
n-ki |
569 |
/* when it arrives to this function. */ |
140 |
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int |
141 |
astrand |
608 |
disk_enum_devices(uint32 * id, char *optarg) |
142 |
n-ki |
569 |
{ |
143 |
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char *pos = optarg; |
144 |
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char *pos2; |
145 |
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int count = 0; |
146 |
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|
147 |
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// skip the first colon |
148 |
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optarg++; |
149 |
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while ((pos = next_arg(optarg, ',')) && *id < RDPDR_MAX_DEVICES) |
150 |
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{ |
151 |
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pos2 = next_arg(optarg, '='); |
152 |
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|
153 |
astrand |
747 |
strncpy(g_rdpdr_device[*id].name, optarg, sizeof(g_rdpdr_device[*id].name)); |
154 |
|
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if (strlen(optarg) > 8) |
155 |
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fprintf(stderr, "share name %s truncated to %s\n", optarg, |
156 |
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g_rdpdr_device[*id].name); |
157 |
n-ki |
569 |
|
158 |
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g_rdpdr_device[*id].local_path = xmalloc(strlen(pos2) + 1); |
159 |
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strcpy(g_rdpdr_device[*id].local_path, pos2); |
160 |
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g_rdpdr_device[*id].device_type = DEVICE_TYPE_DISK; |
161 |
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count++; |
162 |
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(*id)++; |
163 |
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|
164 |
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optarg = pos; |
165 |
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} |
166 |
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return count; |
167 |
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|
} |
168 |
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|
169 |
n-ki |
596 |
/* Opens or creates a file or directory */ |
170 |
astrand |
664 |
static NTSTATUS |
171 |
n-ki |
569 |
disk_create(uint32 device_id, uint32 accessmask, uint32 sharemode, uint32 create_disposition, |
172 |
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uint32 flags_and_attributes, char *filename, HANDLE * phandle) |
173 |
|
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{ |
174 |
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HANDLE handle; |
175 |
|
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DIR *dirp; |
176 |
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int flags, mode; |
177 |
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char path[256]; |
178 |
n-ki |
600 |
struct stat filestat; |
179 |
n-ki |
569 |
|
180 |
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handle = 0; |
181 |
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dirp = NULL; |
182 |
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flags = 0; |
183 |
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mode = S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH; |
184 |
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|
185 |
n-ki |
600 |
|
186 |
n-ki |
569 |
if (filename[strlen(filename) - 1] == '/') |
187 |
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filename[strlen(filename) - 1] = 0; |
188 |
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sprintf(path, "%s%s", g_rdpdr_device[device_id].local_path, filename); |
189 |
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|
190 |
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switch (create_disposition) |
191 |
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{ |
192 |
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case CREATE_ALWAYS: |
193 |
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|
194 |
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// Delete existing file/link. |
195 |
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unlink(path); |
196 |
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flags |= O_CREAT; |
197 |
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break; |
198 |
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|
199 |
|
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case CREATE_NEW: |
200 |
|
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|
201 |
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// If the file already exists, then fail. |
202 |
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flags |= O_CREAT | O_EXCL; |
203 |
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break; |
204 |
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|
205 |
|
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case OPEN_ALWAYS: |
206 |
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|
207 |
|
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// Create if not already exists. |
208 |
|
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flags |= O_CREAT; |
209 |
|
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break; |
210 |
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|
211 |
|
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case OPEN_EXISTING: |
212 |
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|
213 |
|
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// Default behaviour |
214 |
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break; |
215 |
|
|
|
216 |
|
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case TRUNCATE_EXISTING: |
217 |
|
|
|
218 |
|
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// If the file does not exist, then fail. |
219 |
|
|
flags |= O_TRUNC; |
220 |
|
|
break; |
221 |
|
|
} |
222 |
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|
223 |
n-ki |
597 |
//printf("Open: \"%s\" flags: %u, accessmask: %u sharemode: %u create disp: %u\n", path, flags_and_attributes, accessmask, sharemode, create_disposition); |
224 |
|
|
|
225 |
|
|
// Get information about file and set that flag ourselfs |
226 |
|
|
if ((stat(path, &filestat) == 0) && (S_ISDIR(filestat.st_mode))) |
227 |
n-ki |
600 |
{ |
228 |
|
|
if (flags_and_attributes & FILE_NON_DIRECTORY_FILE) |
229 |
|
|
return STATUS_FILE_IS_A_DIRECTORY; |
230 |
|
|
else |
231 |
|
|
flags_and_attributes |= FILE_DIRECTORY_FILE; |
232 |
|
|
} |
233 |
n-ki |
597 |
|
234 |
|
|
if (flags_and_attributes & FILE_DIRECTORY_FILE) |
235 |
n-ki |
569 |
{ |
236 |
n-ki |
597 |
if (flags & O_CREAT) |
237 |
n-ki |
569 |
{ |
238 |
n-ki |
597 |
mkdir(path, mode); |
239 |
n-ki |
569 |
} |
240 |
|
|
|
241 |
n-ki |
597 |
dirp = opendir(path); |
242 |
|
|
if (!dirp) |
243 |
n-ki |
569 |
{ |
244 |
|
|
switch (errno) |
245 |
|
|
{ |
246 |
|
|
case EACCES: |
247 |
|
|
|
248 |
|
|
return STATUS_ACCESS_DENIED; |
249 |
|
|
|
250 |
|
|
case ENOENT: |
251 |
|
|
|
252 |
|
|
return STATUS_NO_SUCH_FILE; |
253 |
|
|
|
254 |
|
|
default: |
255 |
|
|
|
256 |
n-ki |
597 |
perror("opendir"); |
257 |
n-ki |
569 |
return STATUS_NO_SUCH_FILE; |
258 |
|
|
} |
259 |
|
|
} |
260 |
n-ki |
597 |
handle = DIRFD(dirp); |
261 |
n-ki |
569 |
} |
262 |
n-ki |
597 |
else |
263 |
n-ki |
569 |
{ |
264 |
n-ki |
596 |
|
265 |
n-ki |
597 |
if (accessmask & GENERIC_ALL |
266 |
|
|
|| (accessmask & GENERIC_READ && accessmask & GENERIC_WRITE)) |
267 |
n-ki |
569 |
{ |
268 |
n-ki |
597 |
flags |= O_RDWR; |
269 |
n-ki |
569 |
} |
270 |
n-ki |
597 |
else if ((accessmask & GENERIC_WRITE) && !(accessmask & GENERIC_READ)) |
271 |
n-ki |
569 |
{ |
272 |
n-ki |
597 |
flags |= O_WRONLY; |
273 |
n-ki |
569 |
} |
274 |
n-ki |
597 |
else |
275 |
|
|
{ |
276 |
|
|
flags |= O_RDONLY; |
277 |
|
|
} |
278 |
n-ki |
569 |
|
279 |
n-ki |
597 |
handle = open(path, flags, mode); |
280 |
|
|
if (handle == -1) |
281 |
n-ki |
569 |
{ |
282 |
|
|
switch (errno) |
283 |
|
|
{ |
284 |
n-ki |
600 |
case EISDIR: |
285 |
|
|
|
286 |
|
|
return STATUS_FILE_IS_A_DIRECTORY; |
287 |
|
|
|
288 |
n-ki |
569 |
case EACCES: |
289 |
|
|
|
290 |
|
|
return STATUS_ACCESS_DENIED; |
291 |
|
|
|
292 |
|
|
case ENOENT: |
293 |
|
|
|
294 |
|
|
return STATUS_NO_SUCH_FILE; |
295 |
n-ki |
612 |
case EEXIST: |
296 |
|
|
|
297 |
|
|
return STATUS_OBJECT_NAME_COLLISION; |
298 |
n-ki |
569 |
default: |
299 |
|
|
|
300 |
n-ki |
597 |
perror("open"); |
301 |
n-ki |
569 |
return STATUS_NO_SUCH_FILE; |
302 |
|
|
} |
303 |
|
|
} |
304 |
n-ki |
597 |
|
305 |
|
|
/* all read and writes of files should be non blocking */ |
306 |
|
|
if (fcntl(handle, F_SETFL, O_NONBLOCK) == -1) |
307 |
|
|
perror("fcntl"); |
308 |
n-ki |
569 |
} |
309 |
|
|
|
310 |
|
|
if (handle >= MAX_OPEN_FILES) |
311 |
|
|
{ |
312 |
|
|
error("Maximum number of open files (%s) reached. Increase MAX_OPEN_FILES!\n", |
313 |
|
|
handle); |
314 |
|
|
exit(1); |
315 |
|
|
} |
316 |
|
|
|
317 |
|
|
if (dirp) |
318 |
|
|
g_fileinfo[handle].pdir = dirp; |
319 |
|
|
g_fileinfo[handle].device_id = device_id; |
320 |
|
|
g_fileinfo[handle].flags_and_attributes = flags_and_attributes; |
321 |
|
|
strncpy(g_fileinfo[handle].path, path, 255); |
322 |
|
|
|
323 |
|
|
*phandle = handle; |
324 |
|
|
return STATUS_SUCCESS; |
325 |
|
|
} |
326 |
|
|
|
327 |
astrand |
664 |
static NTSTATUS |
328 |
n-ki |
569 |
disk_close(HANDLE handle) |
329 |
|
|
{ |
330 |
|
|
struct fileinfo *pfinfo; |
331 |
|
|
|
332 |
|
|
pfinfo = &(g_fileinfo[handle]); |
333 |
|
|
|
334 |
|
|
if (pfinfo->flags_and_attributes & FILE_DIRECTORY_FILE) |
335 |
|
|
{ |
336 |
|
|
closedir(pfinfo->pdir); |
337 |
|
|
//FIXME: Should check exit code |
338 |
|
|
} |
339 |
|
|
else |
340 |
|
|
{ |
341 |
|
|
close(handle); |
342 |
|
|
} |
343 |
|
|
|
344 |
|
|
return STATUS_SUCCESS; |
345 |
|
|
} |
346 |
|
|
|
347 |
astrand |
664 |
static NTSTATUS |
348 |
n-ki |
569 |
disk_read(HANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
349 |
|
|
{ |
350 |
|
|
int n; |
351 |
|
|
|
352 |
n-ki |
600 |
#if 0 |
353 |
n-ki |
596 |
/* browsing dir ???? */ |
354 |
|
|
/* each request is 24 bytes */ |
355 |
|
|
if (g_fileinfo[handle].flags_and_attributes & FILE_DIRECTORY_FILE) |
356 |
|
|
{ |
357 |
|
|
*result = 0; |
358 |
|
|
return STATUS_SUCCESS; |
359 |
|
|
} |
360 |
n-ki |
600 |
#endif |
361 |
n-ki |
596 |
|
362 |
n-ki |
613 |
lseek(handle, offset, SEEK_SET); |
363 |
|
|
|
364 |
n-ki |
569 |
n = read(handle, data, length); |
365 |
|
|
|
366 |
|
|
if (n < 0) |
367 |
|
|
{ |
368 |
|
|
*result = 0; |
369 |
n-ki |
600 |
switch (errno) |
370 |
|
|
{ |
371 |
|
|
case EISDIR: |
372 |
|
|
return STATUS_FILE_IS_A_DIRECTORY; |
373 |
|
|
default: |
374 |
|
|
perror("read"); |
375 |
|
|
return STATUS_INVALID_PARAMETER; |
376 |
|
|
} |
377 |
n-ki |
569 |
} |
378 |
|
|
|
379 |
|
|
*result = n; |
380 |
|
|
|
381 |
|
|
return STATUS_SUCCESS; |
382 |
|
|
} |
383 |
|
|
|
384 |
astrand |
664 |
static NTSTATUS |
385 |
n-ki |
569 |
disk_write(HANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result) |
386 |
|
|
{ |
387 |
|
|
int n; |
388 |
|
|
|
389 |
n-ki |
613 |
lseek(handle, offset, SEEK_SET); |
390 |
n-ki |
569 |
|
391 |
|
|
n = write(handle, data, length); |
392 |
|
|
|
393 |
|
|
if (n < 0) |
394 |
|
|
{ |
395 |
|
|
perror("write"); |
396 |
|
|
*result = 0; |
397 |
n-ki |
600 |
switch (errno) |
398 |
|
|
{ |
399 |
|
|
case ENOSPC: |
400 |
|
|
return STATUS_DISK_FULL; |
401 |
|
|
default: |
402 |
|
|
return STATUS_ACCESS_DENIED; |
403 |
|
|
} |
404 |
n-ki |
569 |
} |
405 |
|
|
|
406 |
|
|
*result = n; |
407 |
|
|
|
408 |
|
|
return STATUS_SUCCESS; |
409 |
|
|
} |
410 |
|
|
|
411 |
|
|
NTSTATUS |
412 |
|
|
disk_query_information(HANDLE handle, uint32 info_class, STREAM out) |
413 |
|
|
{ |
414 |
|
|
uint32 file_attributes, ft_high, ft_low; |
415 |
|
|
struct stat filestat; |
416 |
|
|
char *path, *filename; |
417 |
|
|
|
418 |
|
|
path = g_fileinfo[handle].path; |
419 |
|
|
|
420 |
|
|
// Get information about file |
421 |
|
|
if (fstat(handle, &filestat) != 0) |
422 |
|
|
{ |
423 |
|
|
perror("stat"); |
424 |
|
|
out_uint8(out, 0); |
425 |
|
|
return STATUS_ACCESS_DENIED; |
426 |
|
|
} |
427 |
|
|
|
428 |
|
|
// Set file attributes |
429 |
|
|
file_attributes = 0; |
430 |
|
|
if (S_ISDIR(filestat.st_mode)) |
431 |
|
|
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
432 |
n-ki |
600 |
|
433 |
n-ki |
569 |
filename = 1 + strrchr(path, '/'); |
434 |
|
|
if (filename && filename[0] == '.') |
435 |
|
|
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
436 |
|
|
|
437 |
n-ki |
600 |
if (!file_attributes) |
438 |
|
|
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
439 |
|
|
|
440 |
|
|
if (!(filestat.st_mode & S_IWUSR)) |
441 |
|
|
file_attributes |= FILE_ATTRIBUTE_READONLY; |
442 |
|
|
|
443 |
n-ki |
569 |
// Return requested data |
444 |
|
|
switch (info_class) |
445 |
|
|
{ |
446 |
astrand |
653 |
case FileBasicInformation: |
447 |
n-ki |
600 |
seconds_since_1970_to_filetime(get_create_time(&filestat), &ft_high, |
448 |
|
|
&ft_low); |
449 |
|
|
out_uint32_le(out, ft_low); //create_access_time |
450 |
|
|
out_uint32_le(out, ft_high); |
451 |
n-ki |
569 |
|
452 |
|
|
seconds_since_1970_to_filetime(filestat.st_atime, &ft_high, &ft_low); |
453 |
|
|
out_uint32_le(out, ft_low); //last_access_time |
454 |
|
|
out_uint32_le(out, ft_high); |
455 |
|
|
|
456 |
|
|
seconds_since_1970_to_filetime(filestat.st_mtime, &ft_high, &ft_low); |
457 |
|
|
out_uint32_le(out, ft_low); //last_write_time |
458 |
|
|
out_uint32_le(out, ft_high); |
459 |
|
|
|
460 |
n-ki |
600 |
seconds_since_1970_to_filetime(filestat.st_ctime, &ft_high, &ft_low); |
461 |
|
|
out_uint32_le(out, ft_low); //last_change_time |
462 |
|
|
out_uint32_le(out, ft_high); |
463 |
|
|
|
464 |
n-ki |
569 |
out_uint32_le(out, file_attributes); |
465 |
|
|
break; |
466 |
|
|
|
467 |
astrand |
653 |
case FileStandardInformation: |
468 |
n-ki |
569 |
|
469 |
|
|
out_uint32_le(out, filestat.st_size); //Allocation size |
470 |
|
|
out_uint32_le(out, 0); |
471 |
|
|
out_uint32_le(out, filestat.st_size); //End of file |
472 |
|
|
out_uint32_le(out, 0); |
473 |
|
|
out_uint32_le(out, filestat.st_nlink); //Number of links |
474 |
|
|
out_uint8(out, 0); //Delete pending |
475 |
|
|
out_uint8(out, S_ISDIR(filestat.st_mode) ? 1 : 0); //Directory |
476 |
|
|
break; |
477 |
|
|
|
478 |
astrand |
653 |
case FileObjectIdInformation: |
479 |
n-ki |
569 |
|
480 |
|
|
out_uint32_le(out, file_attributes); /* File Attributes */ |
481 |
|
|
out_uint32_le(out, 0); /* Reparse Tag */ |
482 |
|
|
break; |
483 |
|
|
|
484 |
|
|
default: |
485 |
|
|
|
486 |
|
|
unimpl("IRP Query (File) Information class: 0x%x\n", info_class); |
487 |
|
|
return STATUS_INVALID_PARAMETER; |
488 |
|
|
} |
489 |
|
|
return STATUS_SUCCESS; |
490 |
|
|
} |
491 |
|
|
|
492 |
|
|
NTSTATUS |
493 |
|
|
disk_set_information(HANDLE handle, uint32 info_class, STREAM in, STREAM out) |
494 |
|
|
{ |
495 |
|
|
uint32 device_id, length, file_attributes, ft_high, ft_low; |
496 |
|
|
char newname[256], fullpath[256]; |
497 |
|
|
struct fileinfo *pfinfo; |
498 |
|
|
|
499 |
n-ki |
600 |
int mode; |
500 |
|
|
struct stat filestat; |
501 |
|
|
time_t write_time, change_time, access_time, mod_time; |
502 |
|
|
struct utimbuf tvs; |
503 |
n-ki |
612 |
struct STATFS_T stat_fs; |
504 |
n-ki |
600 |
|
505 |
n-ki |
569 |
pfinfo = &(g_fileinfo[handle]); |
506 |
|
|
|
507 |
|
|
switch (info_class) |
508 |
|
|
{ |
509 |
astrand |
653 |
case FileBasicInformation: |
510 |
n-ki |
600 |
write_time = change_time = access_time = 0; |
511 |
n-ki |
569 |
|
512 |
n-ki |
600 |
in_uint8s(in, 4); /* Handle of root dir? */ |
513 |
|
|
in_uint8s(in, 24); /* unknown */ |
514 |
|
|
|
515 |
|
|
// CreationTime |
516 |
|
|
in_uint32_le(in, ft_low); |
517 |
|
|
in_uint32_le(in, ft_high); |
518 |
|
|
|
519 |
|
|
// AccessTime |
520 |
|
|
in_uint32_le(in, ft_low); |
521 |
|
|
in_uint32_le(in, ft_high); |
522 |
|
|
if (ft_low || ft_high) |
523 |
|
|
access_time = convert_1970_to_filetime(ft_high, ft_low); |
524 |
|
|
|
525 |
|
|
// WriteTime |
526 |
|
|
in_uint32_le(in, ft_low); |
527 |
|
|
in_uint32_le(in, ft_high); |
528 |
|
|
if (ft_low || ft_high) |
529 |
|
|
write_time = convert_1970_to_filetime(ft_high, ft_low); |
530 |
|
|
|
531 |
|
|
// ChangeTime |
532 |
|
|
in_uint32_le(in, ft_low); |
533 |
|
|
in_uint32_le(in, ft_high); |
534 |
|
|
if (ft_low || ft_high) |
535 |
|
|
change_time = convert_1970_to_filetime(ft_high, ft_low); |
536 |
|
|
|
537 |
|
|
in_uint32_le(in, file_attributes); |
538 |
|
|
|
539 |
|
|
if (fstat(handle, &filestat)) |
540 |
|
|
return STATUS_ACCESS_DENIED; |
541 |
|
|
|
542 |
|
|
tvs.modtime = filestat.st_mtime; |
543 |
|
|
tvs.actime = filestat.st_atime; |
544 |
|
|
if (access_time) |
545 |
|
|
tvs.actime = access_time; |
546 |
|
|
|
547 |
|
|
|
548 |
|
|
if (write_time || change_time) |
549 |
|
|
mod_time = MIN(write_time, change_time); |
550 |
|
|
else |
551 |
|
|
mod_time = write_time ? write_time : change_time; |
552 |
|
|
|
553 |
|
|
if (mod_time) |
554 |
|
|
tvs.modtime = mod_time; |
555 |
|
|
|
556 |
|
|
|
557 |
|
|
if (access_time || write_time || change_time) |
558 |
|
|
{ |
559 |
|
|
#if WITH_DEBUG_RDP5 |
560 |
|
|
printf("FileBasicInformation access time %s", |
561 |
|
|
ctime(&tvs.actime)); |
562 |
|
|
printf("FileBasicInformation modification time %s", |
563 |
|
|
ctime(&tvs.modtime)); |
564 |
|
|
#endif |
565 |
|
|
if (utime(pfinfo->path, &tvs)) |
566 |
|
|
return STATUS_ACCESS_DENIED; |
567 |
|
|
} |
568 |
|
|
|
569 |
|
|
if (!file_attributes) |
570 |
|
|
break; // not valid |
571 |
|
|
|
572 |
|
|
mode = filestat.st_mode; |
573 |
|
|
|
574 |
|
|
if (file_attributes & FILE_ATTRIBUTE_READONLY) |
575 |
|
|
mode &= ~(S_IWUSR | S_IWGRP | S_IWOTH); |
576 |
|
|
else |
577 |
|
|
mode |= S_IWUSR; |
578 |
|
|
|
579 |
|
|
mode &= 0777; |
580 |
|
|
#if WITH_DEBUG_RDP5 |
581 |
|
|
printf("FileBasicInformation set access mode 0%o", mode); |
582 |
|
|
#endif |
583 |
|
|
|
584 |
|
|
if (fchmod(handle, mode)) |
585 |
|
|
return STATUS_ACCESS_DENIED; |
586 |
n-ki |
612 |
|
587 |
n-ki |
569 |
break; |
588 |
|
|
|
589 |
astrand |
653 |
case FileRenameInformation: |
590 |
n-ki |
569 |
|
591 |
|
|
in_uint8s(in, 4); /* Handle of root dir? */ |
592 |
|
|
in_uint8s(in, 0x1a); /* unknown */ |
593 |
|
|
in_uint32_le(in, length); |
594 |
|
|
|
595 |
|
|
if (length && (length / 2) < 256) |
596 |
|
|
{ |
597 |
|
|
rdp_in_unistr(in, newname, length); |
598 |
|
|
convert_to_unix_filename(newname); |
599 |
|
|
} |
600 |
|
|
else |
601 |
|
|
{ |
602 |
|
|
return STATUS_INVALID_PARAMETER; |
603 |
|
|
} |
604 |
|
|
|
605 |
|
|
sprintf(fullpath, "%s%s", g_rdpdr_device[pfinfo->device_id].local_path, |
606 |
|
|
newname); |
607 |
|
|
|
608 |
|
|
if (rename(pfinfo->path, fullpath) != 0) |
609 |
|
|
{ |
610 |
|
|
perror("rename"); |
611 |
|
|
return STATUS_ACCESS_DENIED; |
612 |
|
|
} |
613 |
|
|
break; |
614 |
|
|
|
615 |
astrand |
653 |
case FileDispositionInformation: |
616 |
astrand |
659 |
/* As far as I understand it, the correct |
617 |
|
|
thing to do here is to *schedule* a delete, |
618 |
|
|
so it will be deleted when the file is |
619 |
|
|
closed. Subsequent |
620 |
|
|
FileDispositionInformation requests with |
621 |
|
|
DeleteFile set to FALSE should unschedule |
622 |
|
|
the delete. See |
623 |
|
|
http://www.osronline.com/article.cfm?article=245. Currently, |
624 |
|
|
we are deleting the file immediately. I |
625 |
|
|
guess this is a FIXME. */ |
626 |
n-ki |
569 |
|
627 |
astrand |
659 |
//in_uint32_le(in, delete_on_close); |
628 |
n-ki |
601 |
|
629 |
astrand |
659 |
/* Make sure we close the file before |
630 |
|
|
unlinking it. Not doing so would trigger |
631 |
|
|
silly-delete if using NFS, which might fail |
632 |
|
|
on FAT floppies, for example. */ |
633 |
|
|
disk_close(handle); |
634 |
|
|
|
635 |
n-ki |
601 |
if ((pfinfo->flags_and_attributes & FILE_DIRECTORY_FILE)) // remove a directory |
636 |
|
|
{ |
637 |
|
|
if (rmdir(pfinfo->path) < 0) |
638 |
|
|
return STATUS_ACCESS_DENIED; |
639 |
|
|
} |
640 |
|
|
else if (unlink(pfinfo->path) < 0) // unlink a file |
641 |
|
|
return STATUS_ACCESS_DENIED; |
642 |
|
|
|
643 |
n-ki |
569 |
break; |
644 |
|
|
|
645 |
astrand |
653 |
case FileAllocationInformation: |
646 |
astrand |
661 |
/* Fall through to FileEndOfFileInformation, |
647 |
|
|
which uses ftrunc. This is like Samba with |
648 |
|
|
"strict allocation = false", and means that |
649 |
|
|
we won't detect out-of-quota errors, for |
650 |
|
|
example. */ |
651 |
n-ki |
569 |
|
652 |
astrand |
653 |
case FileEndOfFileInformation: |
653 |
n-ki |
600 |
in_uint8s(in, 28); /* unknown */ |
654 |
|
|
in_uint32_le(in, length); /* file size */ |
655 |
n-ki |
569 |
|
656 |
n-ki |
616 |
/* prevents start of writing if not enough space left on device */ |
657 |
|
|
if (STATFS_FN(g_rdpdr_device[pfinfo->device_id].local_path, &stat_fs) == 0) |
658 |
|
|
if (stat_fs.f_bsize * stat_fs.f_bfree < length) |
659 |
|
|
return STATUS_DISK_FULL; |
660 |
|
|
|
661 |
astrand |
690 |
/* FIXME: Growing file with ftruncate doesn't |
662 |
|
|
work with Linux FAT fs */ |
663 |
astrand |
661 |
if (ftruncate(handle, length) != 0) |
664 |
|
|
{ |
665 |
|
|
perror("ftruncate"); |
666 |
|
|
return STATUS_DISK_FULL; |
667 |
|
|
} |
668 |
|
|
|
669 |
n-ki |
569 |
break; |
670 |
|
|
default: |
671 |
|
|
|
672 |
|
|
unimpl("IRP Set File Information class: 0x%x\n", info_class); |
673 |
|
|
return STATUS_INVALID_PARAMETER; |
674 |
|
|
} |
675 |
|
|
return STATUS_SUCCESS; |
676 |
|
|
} |
677 |
|
|
|
678 |
astrand |
664 |
static FsInfoType * |
679 |
n-ki |
615 |
FsVolumeInfo(char *fpath) |
680 |
|
|
{ |
681 |
|
|
|
682 |
|
|
#ifdef HAVE_MNTENT_H |
683 |
|
|
FILE *fdfs; |
684 |
|
|
struct mntent *e; |
685 |
|
|
static FsInfoType info; |
686 |
|
|
|
687 |
|
|
/* initialize */ |
688 |
|
|
memset(&info, 0, sizeof(info)); |
689 |
|
|
strcpy(info.label, "RDESKTOP"); |
690 |
|
|
strcpy(info.type, "RDPFS"); |
691 |
|
|
|
692 |
|
|
fdfs = setmntent(MNTENT_PATH, "r"); |
693 |
|
|
if (!fdfs) |
694 |
|
|
return &info; |
695 |
|
|
|
696 |
|
|
while ((e = getmntent(fdfs))) |
697 |
|
|
{ |
698 |
|
|
if (strncmp(fpath, e->mnt_dir, strlen(fpath)) == 0) |
699 |
|
|
{ |
700 |
|
|
strcpy(info.type, e->mnt_type); |
701 |
|
|
strcpy(info.name, e->mnt_fsname); |
702 |
|
|
if (strstr(e->mnt_opts, "vfat") || strstr(e->mnt_opts, "iso9660")) |
703 |
|
|
{ |
704 |
|
|
int fd = open(e->mnt_fsname, O_RDONLY); |
705 |
|
|
if (fd >= 0) |
706 |
|
|
{ |
707 |
|
|
unsigned char buf[512]; |
708 |
|
|
memset(buf, 0, sizeof(buf)); |
709 |
|
|
if (strstr(e->mnt_opts, "vfat")) |
710 |
|
|
/*FAT*/ |
711 |
|
|
{ |
712 |
|
|
strcpy(info.type, "vfat"); |
713 |
|
|
read(fd, buf, sizeof(buf)); |
714 |
|
|
info.serial = |
715 |
|
|
(buf[42] << 24) + (buf[41] << 16) + |
716 |
|
|
(buf[40] << 8) + buf[39]; |
717 |
|
|
strncpy(info.label, buf + 43, 10); |
718 |
|
|
info.label[10] = '\0'; |
719 |
|
|
} |
720 |
|
|
else if (lseek(fd, 32767, SEEK_SET) >= 0) /* ISO9660 */ |
721 |
|
|
{ |
722 |
|
|
read(fd, buf, sizeof(buf)); |
723 |
|
|
strncpy(info.label, buf + 41, 32); |
724 |
|
|
info.label[32] = '\0'; |
725 |
|
|
//info.Serial = (buf[128]<<24)+(buf[127]<<16)+(buf[126]<<8)+buf[125]; |
726 |
|
|
} |
727 |
|
|
close(fd); |
728 |
|
|
} |
729 |
|
|
} |
730 |
|
|
} |
731 |
|
|
} |
732 |
|
|
endmntent(fdfs); |
733 |
|
|
#else |
734 |
|
|
static FsInfoType info; |
735 |
|
|
|
736 |
|
|
/* initialize */ |
737 |
|
|
memset(&info, 0, sizeof(info)); |
738 |
|
|
strcpy(info.label, "RDESKTOP"); |
739 |
|
|
strcpy(info.type, "RDPFS"); |
740 |
|
|
|
741 |
|
|
#endif |
742 |
|
|
return &info; |
743 |
|
|
} |
744 |
|
|
|
745 |
|
|
|
746 |
n-ki |
569 |
NTSTATUS |
747 |
|
|
disk_query_volume_information(HANDLE handle, uint32 info_class, STREAM out) |
748 |
|
|
{ |
749 |
stargo |
574 |
struct STATFS_T stat_fs; |
750 |
n-ki |
569 |
struct fileinfo *pfinfo; |
751 |
n-ki |
615 |
FsInfoType *fsinfo; |
752 |
n-ki |
569 |
|
753 |
|
|
pfinfo = &(g_fileinfo[handle]); |
754 |
|
|
|
755 |
n-ki |
600 |
if (STATFS_FN(pfinfo->path, &stat_fs) != 0) |
756 |
n-ki |
569 |
{ |
757 |
|
|
perror("statfs"); |
758 |
|
|
return STATUS_ACCESS_DENIED; |
759 |
|
|
} |
760 |
|
|
|
761 |
n-ki |
615 |
fsinfo = FsVolumeInfo(pfinfo->path); |
762 |
|
|
|
763 |
n-ki |
569 |
switch (info_class) |
764 |
|
|
{ |
765 |
astrand |
653 |
case FileFsVolumeInformation: |
766 |
n-ki |
569 |
|
767 |
|
|
out_uint32_le(out, 0); /* volume creation time low */ |
768 |
|
|
out_uint32_le(out, 0); /* volume creation time high */ |
769 |
n-ki |
615 |
out_uint32_le(out, fsinfo->serial); /* serial */ |
770 |
|
|
|
771 |
|
|
out_uint32_le(out, 2 * strlen(fsinfo->label)); /* length of string */ |
772 |
|
|
|
773 |
n-ki |
569 |
out_uint8(out, 0); /* support objects? */ |
774 |
n-ki |
615 |
rdp_out_unistr(out, fsinfo->label, 2 * strlen(fsinfo->label) - 2); |
775 |
n-ki |
569 |
break; |
776 |
|
|
|
777 |
astrand |
653 |
case FileFsSizeInformation: |
778 |
n-ki |
569 |
|
779 |
|
|
out_uint32_le(out, stat_fs.f_blocks); /* Total allocation units low */ |
780 |
|
|
out_uint32_le(out, 0); /* Total allocation high units */ |
781 |
|
|
out_uint32_le(out, stat_fs.f_bfree); /* Available allocation units */ |
782 |
|
|
out_uint32_le(out, 0); /* Available allowcation units */ |
783 |
|
|
out_uint32_le(out, stat_fs.f_bsize / 0x200); /* Sectors per allocation unit */ |
784 |
|
|
out_uint32_le(out, 0x200); /* Bytes per sector */ |
785 |
|
|
break; |
786 |
|
|
|
787 |
astrand |
653 |
case FileFsAttributeInformation: |
788 |
n-ki |
569 |
|
789 |
|
|
out_uint32_le(out, FS_CASE_SENSITIVE | FS_CASE_IS_PRESERVED); /* fs attributes */ |
790 |
stargo |
574 |
out_uint32_le(out, F_NAMELEN(stat_fs)); /* max length of filename */ |
791 |
n-ki |
615 |
|
792 |
|
|
out_uint32_le(out, 2 * strlen(fsinfo->type)); /* length of fs_type */ |
793 |
|
|
rdp_out_unistr(out, fsinfo->type, 2 * strlen(fsinfo->type) - 2); |
794 |
n-ki |
569 |
break; |
795 |
|
|
|
796 |
astrand |
653 |
case FileFsLabelInformation: |
797 |
|
|
case FileFsDeviceInformation: |
798 |
|
|
case FileFsControlInformation: |
799 |
|
|
case FileFsFullSizeInformation: |
800 |
|
|
case FileFsObjectIdInformation: |
801 |
|
|
case FileFsMaximumInformation: |
802 |
|
|
|
803 |
n-ki |
569 |
default: |
804 |
|
|
|
805 |
|
|
unimpl("IRP Query Volume Information class: 0x%x\n", info_class); |
806 |
|
|
return STATUS_INVALID_PARAMETER; |
807 |
|
|
} |
808 |
|
|
return STATUS_SUCCESS; |
809 |
|
|
} |
810 |
|
|
|
811 |
|
|
NTSTATUS |
812 |
|
|
disk_query_directory(HANDLE handle, uint32 info_class, char *pattern, STREAM out) |
813 |
|
|
{ |
814 |
|
|
uint32 file_attributes, ft_low, ft_high; |
815 |
|
|
char *dirname, fullpath[256]; |
816 |
|
|
DIR *pdir; |
817 |
|
|
struct dirent *pdirent; |
818 |
|
|
struct stat fstat; |
819 |
|
|
struct fileinfo *pfinfo; |
820 |
|
|
|
821 |
|
|
pfinfo = &(g_fileinfo[handle]); |
822 |
|
|
pdir = pfinfo->pdir; |
823 |
|
|
dirname = pfinfo->path; |
824 |
|
|
file_attributes = 0; |
825 |
|
|
|
826 |
|
|
switch (info_class) |
827 |
|
|
{ |
828 |
astrand |
696 |
case FileBothDirectoryInformation: |
829 |
n-ki |
569 |
|
830 |
|
|
// If a search pattern is received, remember this pattern, and restart search |
831 |
|
|
if (pattern[0] != 0) |
832 |
|
|
{ |
833 |
|
|
strncpy(pfinfo->pattern, 1 + strrchr(pattern, '/'), 64); |
834 |
|
|
rewinddir(pdir); |
835 |
|
|
} |
836 |
|
|
|
837 |
|
|
// find next dirent matching pattern |
838 |
|
|
pdirent = readdir(pdir); |
839 |
|
|
while (pdirent && fnmatch(pfinfo->pattern, pdirent->d_name, 0) != 0) |
840 |
|
|
pdirent = readdir(pdir); |
841 |
|
|
|
842 |
|
|
if (pdirent == NULL) |
843 |
|
|
return STATUS_NO_MORE_FILES; |
844 |
|
|
|
845 |
|
|
// Get information for directory entry |
846 |
|
|
sprintf(fullpath, "%s/%s", dirname, pdirent->d_name); |
847 |
n-ki |
600 |
|
848 |
n-ki |
569 |
if (stat(fullpath, &fstat)) |
849 |
|
|
{ |
850 |
astrand |
698 |
switch (errno) |
851 |
|
|
{ |
852 |
|
|
case ENOENT: |
853 |
|
|
case ELOOP: |
854 |
|
|
case EACCES: |
855 |
|
|
/* These are non-fatal errors. */ |
856 |
|
|
memset(&fstat, 0, sizeof(fstat)); |
857 |
|
|
break; |
858 |
|
|
default: |
859 |
|
|
/* Fatal error. By returning STATUS_NO_SUCH_FILE, |
860 |
|
|
the directory list operation will be aborted */ |
861 |
|
|
perror(fullpath); |
862 |
|
|
out_uint8(out, 0); |
863 |
|
|
return STATUS_NO_SUCH_FILE; |
864 |
|
|
} |
865 |
n-ki |
569 |
} |
866 |
|
|
|
867 |
|
|
if (S_ISDIR(fstat.st_mode)) |
868 |
|
|
file_attributes |= FILE_ATTRIBUTE_DIRECTORY; |
869 |
|
|
if (pdirent->d_name[0] == '.') |
870 |
|
|
file_attributes |= FILE_ATTRIBUTE_HIDDEN; |
871 |
n-ki |
600 |
if (!file_attributes) |
872 |
|
|
file_attributes |= FILE_ATTRIBUTE_NORMAL; |
873 |
|
|
if (!(fstat.st_mode & S_IWUSR)) |
874 |
|
|
file_attributes |= FILE_ATTRIBUTE_READONLY; |
875 |
n-ki |
569 |
|
876 |
|
|
// Return requested information |
877 |
|
|
out_uint8s(out, 8); //unknown zero |
878 |
|
|
|
879 |
n-ki |
600 |
seconds_since_1970_to_filetime(get_create_time(&fstat), &ft_high, &ft_low); |
880 |
|
|
out_uint32_le(out, ft_low); // create time |
881 |
|
|
out_uint32_le(out, ft_high); |
882 |
|
|
|
883 |
n-ki |
569 |
seconds_since_1970_to_filetime(fstat.st_atime, &ft_high, &ft_low); |
884 |
|
|
out_uint32_le(out, ft_low); //last_access_time |
885 |
|
|
out_uint32_le(out, ft_high); |
886 |
|
|
|
887 |
|
|
seconds_since_1970_to_filetime(fstat.st_mtime, &ft_high, &ft_low); |
888 |
|
|
out_uint32_le(out, ft_low); //last_write_time |
889 |
|
|
out_uint32_le(out, ft_high); |
890 |
|
|
|
891 |
n-ki |
600 |
seconds_since_1970_to_filetime(fstat.st_ctime, &ft_high, &ft_low); |
892 |
|
|
out_uint32_le(out, ft_low); //change_write_time |
893 |
|
|
out_uint32_le(out, ft_high); |
894 |
|
|
|
895 |
n-ki |
569 |
out_uint32_le(out, fstat.st_size); //filesize low |
896 |
|
|
out_uint32_le(out, 0); //filesize high |
897 |
|
|
out_uint32_le(out, fstat.st_size); //filesize low |
898 |
|
|
out_uint32_le(out, 0); //filesize high |
899 |
|
|
out_uint32_le(out, file_attributes); |
900 |
|
|
out_uint8(out, 2 * strlen(pdirent->d_name) + 2); //unicode length |
901 |
|
|
out_uint8s(out, 7); //pad? |
902 |
|
|
out_uint8(out, 0); //8.3 file length |
903 |
|
|
out_uint8s(out, 2 * 12); //8.3 unicode length |
904 |
|
|
rdp_out_unistr(out, pdirent->d_name, 2 * strlen(pdirent->d_name)); |
905 |
|
|
break; |
906 |
|
|
|
907 |
|
|
default: |
908 |
astrand |
696 |
/* FIXME: Support FileDirectoryInformation, |
909 |
|
|
FileFullDirectoryInformation, and |
910 |
|
|
FileNamesInformation */ |
911 |
n-ki |
569 |
|
912 |
|
|
unimpl("IRP Query Directory sub: 0x%x\n", info_class); |
913 |
|
|
return STATUS_INVALID_PARAMETER; |
914 |
|
|
} |
915 |
|
|
|
916 |
|
|
return STATUS_SUCCESS; |
917 |
|
|
} |
918 |
|
|
|
919 |
n-ki |
600 |
|
920 |
|
|
|
921 |
|
|
static NTSTATUS |
922 |
|
|
disk_device_control(HANDLE handle, uint32 request, STREAM in, STREAM out) |
923 |
|
|
{ |
924 |
|
|
uint32 result; |
925 |
|
|
|
926 |
|
|
if (((request >> 16) != 20) || ((request >> 16) != 9)) |
927 |
|
|
return STATUS_INVALID_PARAMETER; |
928 |
|
|
|
929 |
|
|
/* extract operation */ |
930 |
|
|
request >>= 2; |
931 |
|
|
request &= 0xfff; |
932 |
|
|
|
933 |
|
|
printf("DISK IOCTL %d\n", request); |
934 |
|
|
|
935 |
|
|
switch (request) |
936 |
|
|
{ |
937 |
|
|
case 25: // ? |
938 |
|
|
case 42: // ? |
939 |
|
|
default: |
940 |
|
|
unimpl("DISK IOCTL %d\n", request); |
941 |
|
|
return STATUS_INVALID_PARAMETER; |
942 |
|
|
} |
943 |
|
|
|
944 |
|
|
return STATUS_SUCCESS; |
945 |
|
|
} |
946 |
|
|
|
947 |
n-ki |
569 |
DEVICE_FNS disk_fns = { |
948 |
|
|
disk_create, |
949 |
|
|
disk_close, |
950 |
|
|
disk_read, |
951 |
|
|
disk_write, |
952 |
n-ki |
600 |
disk_device_control /* device_control */ |
953 |
n-ki |
569 |
}; |