1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
/*
Derived from source code of TrueCrypt 7.1a, which is
Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
by the TrueCrypt License 3.0.
Modifications and additions to the original source code (contained in this file)
and all other portions of this file are Copyright (c) 2013-2017 IDRIX
and are governed by the Apache License 2.0 the full text of which is
contained in the file License.txt included in VeraCrypt binary and source
code distribution packages.
*/
#include <fstream>
#include <stdio.h>
#include <unistd.h>
#include <sys/param.h>
#include <sys/ucred.h>
#include <sys/mount.h>
#include <sys/wait.h>
#include "CoreFreeBSD.h"
#include "Core/Unix/CoreServiceProxy.h"
namespace VeraCrypt
{
CoreFreeBSD::CoreFreeBSD ()
{
}
CoreFreeBSD::~CoreFreeBSD ()
{
}
DevicePath CoreFreeBSD::AttachFileToLoopDevice (const FilePath &filePath, bool readOnly) const
{
list <string> args;
args.push_back ("-a");
args.push_back ("-t");
args.push_back ("vnode");
if (readOnly)
{
args.push_back ("-o");
args.push_back ("readonly");
}
args.push_back ("-f");
args.push_back (filePath);
string dev = StringConverter::Trim (Process::Execute ("mdconfig", args));
if (dev.find ("/") == string::npos)
dev = string ("/dev/") + dev;
return dev;
}
void CoreFreeBSD::DetachLoopDevice (const DevicePath &devicePath) const
{
list <string> args;
args.push_back ("-d");
args.push_back ("-u");
args.push_back (StringConverter::GetTrailingNumber (devicePath));
for (int t = 0; true; t++)
{
try
{
Process::Execute ("mdconfig", args);
break;
}
catch (ExecutedProcessFailed&)
{
if (t > 5)
throw;
Thread::Sleep (200);
}
}
}
HostDeviceList CoreFreeBSD::GetHostDevices (bool pathListOnly) const
{
HostDeviceList devices;
#ifdef TC_MACOSX
const string busType = "rdisk";
#else
foreach (const string &busType, StringConverter::Split ("ad da"))
#endif
{
for (int devNumber = 0; devNumber < 64; devNumber++)
{
stringstream devPath;
devPath << "/dev/" << busType << devNumber;
if (FilesystemPath (devPath.str()).IsBlockDevice() || FilesystemPath (devPath.str()).IsCharacterDevice())
{
make_shared_auto (HostDevice, device);
device->Path = devPath.str();
if (!pathListOnly)
{
try
{
device->Size = GetDeviceSize (device->Path);
}
catch (...)
{
device->Size = 0;
}
device->MountPoint = GetDeviceMountPoint (device->Path);
device->SystemNumber = 0;
}
devices.push_back (device);
for (int partNumber = 1; partNumber < 32; partNumber++)
{
#ifdef TC_MACOSX
const string partLetter = "";
#else
foreach (const string &partLetter, StringConverter::Split (",a,b,c,d,e,f,g,h", ",", true))
#endif
{
stringstream partPath;
partPath << devPath.str() << "s" << partNumber << partLetter;
if (FilesystemPath (partPath.str()).IsBlockDevice() || FilesystemPath (partPath.str()).IsCharacterDevice())
{
make_shared_auto (HostDevice, partition);
partition->Path = partPath.str();
if (!pathListOnly)
{
try
{
partition->Size = GetDeviceSize (partition->Path);
}
catch (...)
{
partition->Size = 0;
}
partition->MountPoint = GetDeviceMountPoint (partition->Path);
partition->SystemNumber = 0;
}
device->Partitions.push_back (partition);
}
}
}
}
}
}
return devices;
}
MountedFilesystemList CoreFreeBSD::GetMountedFilesystems (const DevicePath &devicePath, const DirectoryPath &mountPoint) const
{
static Mutex mutex;
ScopeLock sl (mutex);
struct statfs *sysMountList;
int count = getmntinfo (&sysMountList, MNT_NOWAIT);
throw_sys_if (count == 0);
MountedFilesystemList mountedFilesystems;
for (int i = 0; i < count; i++)
{
make_shared_auto (MountedFilesystem, mf);
if (sysMountList[i].f_mntfromname[0])
mf->Device = DevicePath (sysMountList[i].f_mntfromname);
else
continue;
if (sysMountList[i].f_mntonname[0])
mf->MountPoint = DirectoryPath (sysMountList[i].f_mntonname);
mf->Type = sysMountList[i].f_fstypename;
if ((devicePath.IsEmpty() || devicePath == mf->Device) && (mountPoint.IsEmpty() || mountPoint == mf->MountPoint))
mountedFilesystems.push_back (mf);
}
return mountedFilesystems;
}
void CoreFreeBSD::MountFilesystem (const DevicePath &devicePath, const DirectoryPath &mountPoint, const string &filesystemType, bool readOnly, const string &systemMountOptions) const
{
try
{
// Try to mount FAT by default as mount is unable to probe filesystem type on BSD
CoreUnix::MountFilesystem (devicePath, mountPoint, filesystemType.empty() ? "msdos" : filesystemType, readOnly, systemMountOptions);
}
catch (ExecutedProcessFailed&)
{
if (!filesystemType.empty())
throw;
CoreUnix::MountFilesystem (devicePath, mountPoint, filesystemType, readOnly, systemMountOptions);
}
}
#ifdef TC_FREEBSD
auto_ptr <CoreBase> Core (new CoreServiceProxy <CoreFreeBSD>);
auto_ptr <CoreBase> CoreDirect (new CoreFreeBSD);
#endif
}
|
