VeraCrypt
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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2020-08-05 02:05:18 +0200
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2020-08-05 02:08:12 +0200
commit388e44c8095c04eac53ca6500363ebfb0d8f14bb (patch)
tree4d0439848321a308f63d51edcc559695b10fb9db
parentc8b501062d31afb37168f676fa3168ad8b1e9007 (diff)
downloadVeraCrypt-388e44c8095c04eac53ca6500363ebfb0d8f14bb.tar.gz
VeraCrypt-388e44c8095c04eac53ca6500363ebfb0d8f14bb.zip
Linux: Add support for Btrfs filesystem when creating volumes
Diffstat
-rw-r--r--src/Core/VolumeCreator.h55
-rw-r--r--src/Main/CommandLineInterface.cpp4
-rw-r--r--src/Main/Forms/VolumeCreationWizard.cpp23
-rw-r--r--src/Main/Forms/VolumeFormatOptionsWizardPage.cpp17
-rw-r--r--src/Main/TextUserInterface.cpp32
5 files changed, 90 insertions, 41 deletions
diff --git a/src/Core/VolumeCreator.h b/src/Core/VolumeCreator.h
index 6b8f1436..22956451 100644
--- a/src/Core/VolumeCreator.h
+++ b/src/Core/VolumeCreator.h
@@ -16,6 +16,11 @@
#include "Platform/Platform.h"
#include "Volume/Volume.h"
#include "RandomNumberGenerator.h"
+#if defined (TC_LINUX)
+#include "Platform/Unix/Process.h"
+#endif
+
+#define VC_MIN_BTRFS_VOLUME_SIZE 114294784ULL
namespace VeraCrypt
{
@@ -44,6 +49,7 @@ namespace VeraCrypt
Ext2,
Ext3,
Ext4,
+ Btrfs,
MacOsExt,
APFS,
UFS
@@ -63,6 +69,55 @@ namespace VeraCrypt
return VolumeCreationOptions::FilesystemType::FAT;
#endif
}
+
+ static const char* GetFsFormatter (VolumeCreationOptions::FilesystemType::Enum fsType)
+ {
+ switch (fsType)
+ {
+ #if defined (TC_LINUX)
+ case VolumeCreationOptions::FilesystemType::Ext2: return "mkfs.ext2";
+ case VolumeCreationOptions::FilesystemType::Ext3: return "mkfs.ext3";
+ case VolumeCreationOptions::FilesystemType::Ext4: return "mkfs.ext4";
+ case VolumeCreationOptions::FilesystemType::NTFS: return "mkfs.ntfs";
+ case VolumeCreationOptions::FilesystemType::exFAT: return "mkfs.exfat";
+ case VolumeCreationOptions::FilesystemType::Btrfs: return "mkfs.btrfs";
+ #elif defined (TC_MACOSX)
+ case VolumeCreationOptions::FilesystemType::MacOsExt: return "newfs_hfs";
+ case VolumeCreationOptions::FilesystemType::exFAT: return "newfs_exfat";
+ case VolumeCreationOptions::FilesystemType::APFS: return "newfs_apfs";
+ #elif defined (TC_FREEBSD) || defined (TC_SOLARIS)
+ case VolumeCreationOptions::FilesystemType::UFS: return "newfs" ;
+ #endif
+ default: return NULL;
+ }
+ }
+
+ static bool IsFsFormatterPresent (VolumeCreationOptions::FilesystemType::Enum fsType)
+ {
+ bool bRet = false;
+ const char* fsFormatter = GetFsFormatter (fsType);
+ if (fsFormatter)
+ {
+#if defined (TC_LINUX)
+ try
+ {
+ list <string> args;
+
+ args.push_back ("-V");
+ Process::Execute (fsFormatter, args);
+
+ bRet = true;
+ }
+ catch (exception &e)
+ {
+ }
+#else
+ bRet = true;
+#endif
+ }
+
+ return bRet;
+ }
};
FilesystemType::Enum Filesystem;
diff --git a/src/Main/CommandLineInterface.cpp b/src/Main/CommandLineInterface.cpp
index dd284734..0ae246c6 100644
--- a/src/Main/CommandLineInterface.cpp
+++ b/src/Main/CommandLineInterface.cpp
@@ -318,6 +318,8 @@ namespace VeraCrypt
ArgFilesystem = VolumeCreationOptions::FilesystemType::NTFS;
else if (str.IsSameAs (L"exFAT", false))
ArgFilesystem = VolumeCreationOptions::FilesystemType::exFAT;
+ else if (str.IsSameAs (L"Btrfs", false))
+ ArgFilesystem = VolumeCreationOptions::FilesystemType::Btrfs;
#elif defined (TC_MACOSX)
else if ( str.IsSameAs (L"HFS", false)
|| str.IsSameAs (L"HFS+", false)
@@ -328,6 +330,8 @@ namespace VeraCrypt
}
else if (str.IsSameAs (L"exFAT", false))
ArgFilesystem = VolumeCreationOptions::FilesystemType::exFAT;
+ else if (str.IsSameAs (L"Btrfs", false))
+ ArgFilesystem = VolumeCreationOptions::FilesystemType::Btrfs;
else if (str.IsSameAs (L"APFS", false))
ArgFilesystem = VolumeCreationOptions::FilesystemType::APFS;
#elif defined (TC_FREEBSD) || defined (TC_SOLARIS)
diff --git a/src/Main/Forms/VolumeCreationWizard.cpp b/src/Main/Forms/VolumeCreationWizard.cpp
index 37af6361..4df20301 100644
--- a/src/Main/Forms/VolumeCreationWizard.cpp
+++ b/src/Main/Forms/VolumeCreationWizard.cpp
@@ -466,25 +466,7 @@ namespace VeraCrypt
#ifdef TC_UNIX
// Format non-FAT filesystem
- const char *fsFormatter = nullptr;
-
- switch (SelectedFilesystemType)
- {
-#if defined (TC_LINUX)
- case VolumeCreationOptions::FilesystemType::Ext2: fsFormatter = "mkfs.ext2"; break;
- case VolumeCreationOptions::FilesystemType::Ext3: fsFormatter = "mkfs.ext3"; break;
- case VolumeCreationOptions::FilesystemType::Ext4: fsFormatter = "mkfs.ext4"; break;
- case VolumeCreationOptions::FilesystemType::NTFS: fsFormatter = "mkfs.ntfs"; break;
- case VolumeCreationOptions::FilesystemType::exFAT: fsFormatter = "mkfs.exfat"; break;
-#elif defined (TC_MACOSX)
- case VolumeCreationOptions::FilesystemType::MacOsExt: fsFormatter = "newfs_hfs"; break;
- case VolumeCreationOptions::FilesystemType::exFAT: fsFormatter = "newfs_exfat"; break;
- case VolumeCreationOptions::FilesystemType::APFS: fsFormatter = "newfs_apfs"; break;
-#elif defined (TC_FREEBSD) || defined (TC_SOLARIS)
- case VolumeCreationOptions::FilesystemType::UFS: fsFormatter = "newfs" ; break;
-#endif
- default: break;
- }
+ const char *fsFormatter = VolumeCreationOptions::FilesystemType::GetFsFormatter (SelectedFilesystemType);
if (fsFormatter)
{
@@ -544,6 +526,9 @@ namespace VeraCrypt
if (SelectedFilesystemType == VolumeCreationOptions::FilesystemType::NTFS)
args.push_back ("-f");
+ if (SelectedFilesystemType == VolumeCreationOptions::FilesystemType::Btrfs)
+ args.push_back ("-f");
+
args.push_back (string (virtualDevice));
Process::Execute (fsFormatter, args);
diff --git a/src/Main/Forms/VolumeFormatOptionsWizardPage.cpp b/src/Main/Forms/VolumeFormatOptionsWizardPage.cpp
index 38657059..30f8c6ba 100644
--- a/src/Main/Forms/VolumeFormatOptionsWizardPage.cpp
+++ b/src/Main/Forms/VolumeFormatOptionsWizardPage.cpp
@@ -35,9 +35,19 @@ namespace VeraCrypt
#elif defined (TC_LINUX)
FilesystemTypeChoice->Append (L"Linux Ext2", (void *) VolumeCreationOptions::FilesystemType::Ext2);
FilesystemTypeChoice->Append (L"Linux Ext3", (void *) VolumeCreationOptions::FilesystemType::Ext3);
- FilesystemTypeChoice->Append (L"Linux Ext4", (void *) VolumeCreationOptions::FilesystemType::Ext4);
- FilesystemTypeChoice->Append (L"NTFS", (void *) VolumeCreationOptions::FilesystemType::NTFS);
- FilesystemTypeChoice->Append (L"exFAT", (void *) VolumeCreationOptions::FilesystemType::exFAT);
+ if (VolumeCreationOptions::FilesystemType::IsFsFormatterPresent (VolumeCreationOptions::FilesystemType::Ext4))
+ FilesystemTypeChoice->Append (L"Linux Ext4", (void *) VolumeCreationOptions::FilesystemType::Ext4);
+ if (VolumeCreationOptions::FilesystemType::IsFsFormatterPresent (VolumeCreationOptions::FilesystemType::NTFS))
+ FilesystemTypeChoice->Append (L"NTFS", (void *) VolumeCreationOptions::FilesystemType::NTFS);
+ if (VolumeCreationOptions::FilesystemType::IsFsFormatterPresent (VolumeCreationOptions::FilesystemType::exFAT))
+ FilesystemTypeChoice->Append (L"exFAT", (void *) VolumeCreationOptions::FilesystemType::exFAT);
+ if (VolumeCreationOptions::FilesystemType::IsFsFormatterPresent (VolumeCreationOptions::FilesystemType::Btrfs))
+ {
+ uint64 minVolumeSizeForBtrfs = VC_MIN_BTRFS_VOLUME_SIZE + (uint64) (VC_MAX (TC_TOTAL_VOLUME_HEADERS_SIZE, TC_HIDDEN_VOLUME_HOST_FS_RESERVED_END_AREA_SIZE_HIGH));
+ // minimum size to be able to format as Btrfs is 114294784 bytes
+ if (volumeSize >= minVolumeSizeForBtrfs)
+ FilesystemTypeChoice->Append (L"Btrfs", (void *) VolumeCreationOptions::FilesystemType::Btrfs);
+ }
#elif defined (TC_MACOSX)
FilesystemTypeChoice->Append (L"Mac OS Extended", (void *) VolumeCreationOptions::FilesystemType::MacOsExt);
FilesystemTypeChoice->Append (L"exFAT", (void *) VolumeCreationOptions::FilesystemType::exFAT);
@@ -83,6 +93,7 @@ namespace VeraCrypt
case VolumeCreationOptions::FilesystemType::Ext2: FilesystemTypeChoice->SetStringSelection (L"Linux Ext2"); break;
case VolumeCreationOptions::FilesystemType::Ext3: FilesystemTypeChoice->SetStringSelection (L"Linux Ext3"); break;
case VolumeCreationOptions::FilesystemType::Ext4: FilesystemTypeChoice->SetStringSelection (L"Linux Ext4"); break;
+ case VolumeCreationOptions::FilesystemType::Btrfs: FilesystemTypeChoice->SetStringSelection (L"Btrfs"); break;
case VolumeCreationOptions::FilesystemType::MacOsExt: FilesystemTypeChoice->SetStringSelection (L"Mac OS Extended"); break;
case VolumeCreationOptions::FilesystemType::APFS: FilesystemTypeChoice->SetStringSelection (L"APFS"); break;
case VolumeCreationOptions::FilesystemType::UFS: FilesystemTypeChoice->SetStringSelection (L"UFS"); break;
diff --git a/src/Main/TextUserInterface.cpp b/src/Main/TextUserInterface.cpp
index e946d6fc..95becfdf 100644
--- a/src/Main/TextUserInterface.cpp
+++ b/src/Main/TextUserInterface.cpp
@@ -785,6 +785,7 @@ namespace VeraCrypt
ShowInfo (L" 5) Linux Ext4"); filesystems.push_back (VolumeCreationOptions::FilesystemType::Ext4);
ShowInfo (L" 6) NTFS"); filesystems.push_back (VolumeCreationOptions::FilesystemType::NTFS);
ShowInfo (L" 7) exFAT"); filesystems.push_back (VolumeCreationOptions::FilesystemType::exFAT);
+ ShowInfo (L" 8) Btrfs"); filesystems.push_back (VolumeCreationOptions::FilesystemType::Btrfs);
#elif defined (TC_MACOSX)
ShowInfo (L" 3) Mac OS Extended"); filesystems.push_back (VolumeCreationOptions::FilesystemType::MacOsExt);
ShowInfo (L" 4) exFAT"); filesystems.push_back (VolumeCreationOptions::FilesystemType::exFAT);
@@ -808,6 +809,12 @@ namespace VeraCrypt
throw_err (_("Specified volume size cannot be used with FAT filesystem."));
}
+ if (options->Filesystem == VolumeCreationOptions::FilesystemType::Btrfs
+ && (filesystemSize < VC_MIN_BTRFS_VOLUME_SIZE))
+ {
+ throw_err (_("Specified volume size is too small to be used with Btrfs filesystem."));
+ }
+
// Password
if (!options->Password && !Preferences.NonInteractive)
{
@@ -875,25 +882,9 @@ namespace VeraCrypt
if (options->Filesystem != VolumeCreationOptions::FilesystemType::None
&& options->Filesystem != VolumeCreationOptions::FilesystemType::FAT)
{
- const char *fsFormatter = nullptr;
-
- switch (options->Filesystem)
- {
-#if defined (TC_LINUX)
- case VolumeCreationOptions::FilesystemType::Ext2: fsFormatter = "mkfs.ext2"; break;
- case VolumeCreationOptions::FilesystemType::Ext3: fsFormatter = "mkfs.ext3"; break;
- case VolumeCreationOptions::FilesystemType::Ext4: fsFormatter = "mkfs.ext4"; break;
- case VolumeCreationOptions::FilesystemType::NTFS: fsFormatter = "mkfs.ntfs"; break;
- case VolumeCreationOptions::FilesystemType::exFAT: fsFormatter = "mkfs.exfat"; break;
-#elif defined (TC_MACOSX)
- case VolumeCreationOptions::FilesystemType::MacOsExt: fsFormatter = "newfs_hfs"; break;
- case VolumeCreationOptions::FilesystemType::exFAT: fsFormatter = "newfs_exfat"; break;
- case VolumeCreationOptions::FilesystemType::APFS: fsFormatter = "newfs_apfs"; break;
-#elif defined (TC_FREEBSD) || defined (TC_SOLARIS)
- case VolumeCreationOptions::FilesystemType::UFS: fsFormatter = "newfs" ; break;
-#endif
- default: throw ParameterIncorrect (SRC_POS);
- }
+ const char *fsFormatter = VolumeCreationOptions::FilesystemType::GetFsFormatter (options->Filesystem);
+ if (!fsFormatter)
+ throw ParameterIncorrect (SRC_POS);
MountOptions mountOptions (GetPreferences().DefaultMountOptions);
mountOptions.Path = make_shared <VolumePath> (options->Path);
@@ -947,6 +938,9 @@ namespace VeraCrypt
if (options->Filesystem == VolumeCreationOptions::FilesystemType::NTFS)
args.push_back ("-f");
+ if (options->Filesystem == VolumeCreationOptions::FilesystemType::Btrfs)
+ args.push_back ("-f");
+
args.push_back (string (virtualDevice));
Process::Execute (fsFormatter, args);