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/*
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.
*/
#ifndef TC_HEADER_Volume_VolumeCreator
#define TC_HEADER_Volume_VolumeCreator
#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
{
struct VolumeCreationOptions
{
VolumePath Path;
VolumeType::Enum Type;
uint64 Size;
shared_ptr <VolumePassword> Password;
int Pim;
shared_ptr <KeyfileList> Keyfiles;
shared_ptr <Pkcs5Kdf> VolumeHeaderKdf;
shared_ptr <EncryptionAlgorithm> EA;
bool Quick;
struct FilesystemType
{
enum Enum
{
Unknown = 0,
None,
FAT,
exFAT,
NTFS,
Ext2,
Ext3,
Ext4,
Btrfs,
MacOsExt,
APFS,
UFS
};
static Enum GetPlatformNative ()
{
#ifdef TC_WINDOWS
return VolumeCreationOptions::FilesystemType::NTFS;
#elif defined (TC_LINUX)
return VolumeCreationOptions::FilesystemType::Ext3;
#elif defined (TC_MACOSX)
return VolumeCreationOptions::FilesystemType::MacOsExt;
#elif defined (TC_FREEBSD) || defined (TC_SOLARIS)
return VolumeCreationOptions::FilesystemType::UFS;
#else
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;
uint32 FilesystemClusterSize;
uint32 SectorSize;
};
class VolumeCreator
{
public:
struct ProgressInfo
{
bool CreationInProgress;
uint64 TotalSize;
uint64 SizeDone;
};
struct KeyInfo
{
ConstBufferPtr HeaderKey;
ConstBufferPtr MasterKey;
};
VolumeCreator ();
virtual ~VolumeCreator ();
void Abort ();
void CheckResult ();
void CreateVolume (shared_ptr <VolumeCreationOptions> options);
KeyInfo GetKeyInfo () const;
ProgressInfo GetProgressInfo ();
protected:
void CreationThread ();
volatile bool AbortRequested;
volatile bool CreationInProgress;
uint64 DataStart;
uint64 HostSize;
shared_ptr <VolumeCreationOptions> Options;
shared_ptr <Exception> ThreadException;
uint64 VolumeSize;
shared_ptr <VolumeLayout> Layout;
shared_ptr <File> VolumeFile;
SharedVal <uint64> SizeDone;
uint64 WriteOffset;
ProgressInfo mProgressInfo;
SecureBuffer HeaderKey;
shared_ptr <VolumePassword> PasswordKey;
SecureBuffer MasterKey;
private:
VolumeCreator (const VolumeCreator &);
VolumeCreator &operator= (const VolumeCreator &);
};
}
#endif // TC_HEADER_Volume_VolumeCreator
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