void Serializer::Deserialize (const string &name, const BufferPtr &data)
{
ValidateName (name);
uint64 size = Deserialize <uint64> ();
if (data.Size() != size)
throw ParameterIncorrect (SRC_POS);
DataStream->ReadCompleteBuffer (data);
}
void VolumeHeader::Serialize (const BufferPtr &header) const
{
if (header.Size() != EncryptedHeaderDataSize)
throw ParameterIncorrect (SRC_POS);
header.Zero();
header[0] = 'V';
header[1] = 'E';
header[2] = 'R';
header[3] = 'A';
size_t offset = 4;
header.GetRange (DataAreaKeyOffset, DataAreaKey.Size()).CopyFrom (DataAreaKey);
uint16 headerVersion = CurrentHeaderVersion;
SerializeEntry (headerVersion, header, offset);
SerializeEntry (RequiredMinProgramVersion, header, offset);
SerializeEntry (Crc32::ProcessBuffer (header.GetRange (DataAreaKeyOffset, DataKeyAreaMaxSize)), header, offset);
uint64 reserved64 = 0;
SerializeEntry (reserved64, header, offset);
SerializeEntry (reserved64, header, offset);
SerializeEntry (HiddenVolumeDataSize, header, offset);
SerializeEntry (VolumeDataSize, header, offset);
SerializeEntry (EncryptedAreaStart, header, offset);
SerializeEntry (EncryptedAreaLength, header, offset);
SerializeEntry (Flags, header, offset);
if (SectorSize < TC_MIN_VOLUME_SECTOR_SIZE
|| SectorSize > TC_MAX_VOLUME_SECTOR_SIZE
|| SectorSize % ENCRYPTION_DATA_UNIT_SIZE != 0)
{
throw ParameterIncorrect (SRC_POS);
}
SerializeEntry (SectorSize, header, offset);
offset = TC_HEADER_OFFSET_HEADER_CRC - TC_HEADER_OFFSET_MAGIC;
SerializeEntry (Crc32::ProcessBuffer (header.GetRange (0, TC_HEADER_OFFSET_HEADER_CRC - TC_HEADER_OFFSET_MAGIC)), header, offset);
}
uint32 StringConverter::ToUInt32 (const string &str)
{
uint32 n;
stringstream ss (str);
ss >> n;
if (ss.fail() || n == 0xffffFFFFU)
throw ParameterIncorrect (SRC_POS);
return n;
}
uint64 StringConverter::ToUInt64 (const wstring &str)
{
uint64 n;
wstringstream ss (str);
ss >> n;
if (ss.fail() || n == 0xffffFFFFffffFFFFULL)
throw ParameterIncorrect (SRC_POS);
return n;
}
int64 StringConverter::ToInt64 (const string &str)
{
int64 n;
stringstream ss (str);
ss >> n;
if (ss.fail() || n == 0x7fffFFFFffffFFFFLL || n == -0x7fffFFFFffffFFFFLL)
throw ParameterIncorrect (SRC_POS);
return n;
}
int32 StringConverter::ToInt32 (const wstring &str)
{
int32 n;
wstringstream ss (str);
ss >> n;
if (ss.fail() || n == 0x7fffFFFF || n == -0x7fffFFFF)
throw ParameterIncorrect (SRC_POS);
return n;
}
void *Memory::Allocate (std::size_t size)
{
if (size < 1)
throw ParameterIncorrect (SRC_POS);
void *bufPtr = malloc (size);
if (!bufPtr)
throw bad_alloc();
return bufPtr;
}
string StringConverter::GetTrailingNumber (const string &str)
{
size_t start = str.find_last_not_of ("0123456789");
if (start == string::npos)
return str;
string s = str.substr (start + 1);
if (s.empty ())
throw ParameterIncorrect (SRC_POS);
return s;
}
void Cipher::SetKey (const ConstBufferPtr &key)
{
if (key.Size() != GetKeySize ())
throw ParameterIncorrect (SRC_POS);
if (!Initialized)
ScheduledKey.Allocate (GetScheduledKeySize ());
SetCipherKey (key);
Key.CopyFrom (key);
Initialized = true;
}
T Serializer::Deserialize ()
{
uint64 size;
DataStream->ReadCompleteBuffer (BufferPtr ((byte *) &size, sizeof (size)));
if (Endian::Big (size) != sizeof (T))
throw ParameterIncorrect (SRC_POS);
T data;
DataStream->ReadCompleteBuffer (BufferPtr ((byte *) &data, sizeof (data)));
return Endian::Big (data);
}
bool SystemInfo::IsVersionAtLeast (int versionNumber1, int versionNumber2, int versionNumber3)
{
vector <int> osVersionNumbers = GetVersion();
if (osVersionNumbers.size() < 2)
throw ParameterIncorrect (SRC_POS);
if (osVersionNumbers.size() < 3)
osVersionNumbers[2] = 0;
return (osVersionNumbers[0] * 10000000 + osVersionNumbers[1] * 10000 + osVersionNumbers[2]) >=
(versionNumber1 * 10000000 + versionNumber2 * 10000 + versionNumber3);
}
auto_ptr <T> CoreService::GetResponse ()
{
auto_ptr <Serializable> deserializedObject (Serializable::DeserializeNew (ServiceOutputStream));
Exception *deserializedException = dynamic_cast <Exception*> (deserializedObject.get());
if (deserializedException)
deserializedException->Throw();
if (dynamic_cast <T *> (deserializedObject.get()) == nullptr)
throw ParameterIncorrect (SRC_POS);
return auto_ptr <T> (dynamic_cast <T *> (deserializedObject.release()));
}
void EncryptionAlgorithm::SetKey (const ConstBufferPtr &key)
{
if (Ciphers.size() < 1)
throw NotInitialized (SRC_POS);
if (GetKeySize() != key.Size())
throw ParameterIncorrect (SRC_POS);
size_t keyOffset = 0;
foreach_ref (Cipher &c, Ciphers)
{
c.SetKey (key.GetRange (keyOffset, c.GetKeySize()));
keyOffset += c.GetKeySize();
}
uint64 MemoryStream::Read (const BufferPtr &buffer)
{
if (Data.size() == 0)
throw ParameterIncorrect (SRC_POS);
ConstBufferPtr streamBuf (*this);
size_t len = buffer.Size();
if (streamBuf.Size() - ReadPosition < len)
len = streamBuf.Size() - ReadPosition;
BufferPtr(buffer).CopyFrom (streamBuf.GetRange (ReadPosition, len));
ReadPosition += len;
return len;
}
uint64 EncryptionModeLRW::SectorToBlockIndex (uint64 sectorIndex) const
{
sectorIndex -= SectorOffset;
switch (Ciphers.front()->GetBlockSize())
{
case 8:
return (sectorIndex << 6) | 1;
case 16:
return (sectorIndex << 5) | 1;
default:
throw ParameterIncorrect (SRC_POS);
}
}
void EncryptionModeLRW::SetKey (const ConstBufferPtr &key)
{
if (key.Size() != 16)
throw ParameterIncorrect (SRC_POS);
if (!KeySet)
GfContext.Allocate (sizeof (GfCtx));
if (!Gf64TabInit ((unsigned char *) key.Get(), (GfCtx *) (GfContext.Ptr())))
throw bad_alloc();
if (!Gf128Tab64Init ((unsigned char *) key.Get(), (GfCtx *) (GfContext.Ptr())))
throw bad_alloc();
Key.CopyFrom (key);
KeySet = true;
}
void VolumeFormatOptionsWizardPage::SetFilesystemType (VolumeCreationOptions::FilesystemType::Enum type)
{
switch (type)
{
case VolumeCreationOptions::FilesystemType::None: FilesystemTypeChoice->SetStringSelection (LangString["NONE"]); break;
case VolumeCreationOptions::FilesystemType::FAT: FilesystemTypeChoice->SetStringSelection (L"FAT"); break;
case VolumeCreationOptions::FilesystemType::NTFS: FilesystemTypeChoice->SetStringSelection (L"NTFS"); break;
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::MacOsExt: FilesystemTypeChoice->SetStringSelection (L"Mac OS Extended"); break;
case VolumeCreationOptions::FilesystemType::UFS: FilesystemTypeChoice->SetStringSelection (L"UFS"); break;
default:
throw ParameterIncorrect (SRC_POS);
}
}
void VolumePassword::Set (const wchar_t *password, size_t charCount)
{
if (charCount > MaxSize)
throw PasswordTooLong (SRC_POS);
union Conv
{
byte b[sizeof (wchar_t)];
wchar_t c;
};
Conv conv;
conv.c = L'A';
int lsbPos = -1;
for (size_t i = 0; i < sizeof (conv.b); ++i)
{
if (conv.b[i] == L'A')
{
lsbPos = i;
break;
}
}
if (lsbPos == -1)
throw ParameterIncorrect (SRC_POS);
bool unportable = false;
byte passwordBuf[MaxSize];
for (size_t i = 0; i < charCount; ++i)
{
conv.c = password[i];
passwordBuf[i] = conv.b[lsbPos];
for (int j = 0; j < (int) sizeof (wchar_t); ++j)
{
if (j != lsbPos && conv.b[j] != 0)
unportable = true;
}
}
Set (passwordBuf, charCount);
if (unportable)
Unportable = true;
}
void Application::Initialize (UserInterfaceType::Enum type)
{
switch (type)
{
case UserInterfaceType::Text:
{
wxAppInitializer wxTheAppInitializer((wxAppInitializerFunction) CreateConsoleApp);
break;
}
#ifndef TC_NO_GUI
case UserInterfaceType::Graphic:
{
wxAppInitializer wxTheAppInitializer((wxAppInitializerFunction) CreateGuiApp);
break;
}
#endif
default:
throw ParameterIncorrect (SRC_POS);
}
}
void Buffer::Allocate (size_t size)
{
if (size < 1)
throw ParameterIncorrect (SRC_POS);
if (DataPtr != nullptr)
{
if (DataSize == size)
return;
Free();
}
try
{
DataPtr = static_cast<byte *> (Memory::Allocate (size));
DataSize = size;
}
catch (...)
{
DataPtr = nullptr;
DataSize = 0;
throw;
}
}
shared_ptr <VolumeInfo> CoreUnix::MountVolume (MountOptions &options)
{
CoalesceSlotNumberAndMountPoint (options);
if (IsVolumeMounted (*options.Path))
throw VolumeAlreadyMounted (SRC_POS);
Cipher::EnableHwSupport (!options.NoHardwareCrypto);
shared_ptr <Volume> volume;
while (true)
{
try
{
volume = OpenVolume (
options.Path,
options.PreserveTimestamps,
options.Password,
options.Keyfiles,
options.Protection,
options.ProtectionPassword,
options.ProtectionKeyfiles,
options.SharedAccessAllowed,
VolumeType::Unknown,
options.UseBackupHeaders,
options.PartitionInSystemEncryptionScope
);
options.Password.reset();
}
catch (SystemException &e)
{
if (options.Protection != VolumeProtection::ReadOnly
&& (e.GetErrorCode() == EROFS || e.GetErrorCode() == EACCES || e.GetErrorCode() == EPERM))
{
// Read-only filesystem
options.Protection = VolumeProtection::ReadOnly;
continue;
}
throw;
}
break;
}
if (options.Path->IsDevice())
{
if (volume->GetFile()->GetDeviceSectorSize() != volume->GetSectorSize())
throw ParameterIncorrect (SRC_POS);
#if defined (TC_LINUX)
if (volume->GetSectorSize() != TC_SECTOR_SIZE_LEGACY)
{
if (options.Protection == VolumeProtection::HiddenVolumeReadOnly)
throw UnsupportedSectorSizeHiddenVolumeProtection();
if (options.NoKernelCrypto)
throw UnsupportedSectorSizeNoKernelCrypto();
}
#endif
}
// Find a free mount point for FUSE service
MountedFilesystemList mountedFilesystems = GetMountedFilesystems ();
string fuseMountPoint;
for (int i = 1; true; i++)
{
stringstream path;
path << GetTempDirectory() << "/" << GetFuseMountDirPrefix() << i;
FilesystemPath fsPath (path.str());
bool inUse = false;
foreach_ref (const MountedFilesystem &mf, mountedFilesystems)
{
if (mf.MountPoint == path.str())
{
inUse = true;
break;
}
}
if (!inUse)
{
try
{
if (fsPath.IsDirectory())
fsPath.Delete();
throw_sys_sub_if (mkdir (path.str().c_str(), S_IRUSR | S_IXUSR) == -1, path.str());
fuseMountPoint = fsPath;
break;
}
catch (...)
{
if (i > 255)
throw TemporaryDirectoryFailure (SRC_POS, StringConverter::ToWide (path.str()));
}
}
}
try
{
FuseService::Mount (volume, options.SlotNumber, fuseMountPoint);
}
catch (...)
{
try
{
DirectoryPath (fuseMountPoint).Delete();
}
catch (...) { }
throw;
}
try
{
// Create a mount directory if a default path has been specified
bool mountDirCreated = false;
string mountPoint;
if (!options.NoFilesystem && options.MountPoint)
{
mountPoint = *options.MountPoint;
#ifndef TC_MACOSX
if (mountPoint.find (GetDefaultMountPointPrefix()) == 0 && !options.MountPoint->IsDirectory())
{
Directory::Create (*options.MountPoint);
try
{
throw_sys_sub_if (chown (mountPoint.c_str(), GetRealUserId(), GetRealGroupId()) == -1, mountPoint);
} catch (ParameterIncorrect&) { }
mountDirCreated = true;
}
#endif
}
try
{
try
{
MountVolumeNative (volume, options, fuseMountPoint);
}
catch (NotApplicable&)
{
MountAuxVolumeImage (fuseMountPoint, options);
}
}
catch (...)
{
if (mountDirCreated)
remove (mountPoint.c_str());
throw;
}
}
catch (...)
{
try
{
VolumeInfoList mountedVolumes = GetMountedVolumes (*options.Path);
if (mountedVolumes.size() > 0)
{
shared_ptr <VolumeInfo> mountedVolume (mountedVolumes.front());
DismountVolume (mountedVolume);
}
}
catch (...) { }
throw;
}
VolumeInfoList mountedVolumes = GetMountedVolumes (*options.Path);
if (mountedVolumes.size() != 1)
throw ParameterIncorrect (SRC_POS);
VolumeEventArgs eventArgs (mountedVolumes.front());
VolumeMountedEvent.Raise (eventArgs);
return mountedVolumes.front();
}
void File::Open (const FilePath &path, FileOpenMode mode, FileShareMode shareMode, FileOpenFlags flags)
{
#ifdef TC_LINUX
int sysFlags = O_LARGEFILE;
#else
int sysFlags = 0;
#endif
switch (mode)
{
case CreateReadWrite:
sysFlags |= O_CREAT | O_TRUNC | O_RDWR;
break;
case CreateWrite:
sysFlags |= O_CREAT | O_TRUNC | O_WRONLY;
break;
case OpenRead:
sysFlags |= O_RDONLY;
break;
case OpenWrite:
sysFlags |= O_WRONLY;
break;
case OpenReadWrite:
sysFlags |= O_RDWR;
break;
default:
throw ParameterIncorrect (SRC_POS);
}
if ((flags & File::PreserveTimestamps) && path.IsFile())
{
struct stat statData;
throw_sys_sub_if (stat (string (path).c_str(), &statData) == -1, wstring (path));
AccTime = statData.st_atime;
ModTime = statData.st_mtime;
}
FileHandle = open (string (path).c_str(), sysFlags, S_IRUSR | S_IWUSR);
throw_sys_sub_if (FileHandle == -1, wstring (path));
#if 0 // File locking is disabled to avoid remote filesystem locking issues
try
{
struct flock fl;
memset (&fl, 0, sizeof (fl));
fl.l_whence = SEEK_SET;
fl.l_start = 0;
fl.l_len = 0;
switch (shareMode)
{
case ShareNone:
fl.l_type = F_WRLCK;
if (fcntl (FileHandle, F_SETLK, &fl) == -1)
throw_sys_sub_if (errno == EAGAIN || errno == EACCES, wstring (path));
break;
case ShareRead:
fl.l_type = F_RDLCK;
if (fcntl (FileHandle, F_SETLK, &fl) == -1)
throw_sys_sub_if (errno == EAGAIN || errno == EACCES, wstring (path));
break;
case ShareReadWrite:
fl.l_type = (mode == OpenRead ? F_RDLCK : F_WRLCK);
if (fcntl (FileHandle, F_GETLK, &fl) != -1 && fl.l_type != F_UNLCK)
{
errno = EAGAIN;
throw SystemException (SRC_POS, wstring (path));
}
break;
case ShareReadWriteIgnoreLock:
break;
default:
throw ParameterIncorrect (SRC_POS);
}
}
catch (...)
{
close (FileHandle);
throw;
}
#endif // 0
Path = path;
mFileOpenFlags = flags;
FileIsOpen = true;
}
void Hash::ValidateDigestParameters (const BufferPtr &buffer) const
{
if (buffer.Size() != GetDigestSize ())
throw ParameterIncorrect (SRC_POS);
}
bool VolumeHeader::Deserialize (const ConstBufferPtr &header, shared_ptr <EncryptionAlgorithm> &ea, shared_ptr <EncryptionMode> &mode, bool truecryptMode)
{
if (header.Size() != EncryptedHeaderDataSize)
throw ParameterIncorrect (SRC_POS);
if (truecryptMode && (header[0] != 'T' ||
header[1] != 'R' ||
header[2] != 'U' ||
header[3] != 'E'))
return false;
if (!truecryptMode && (header[0] != 'V' ||
header[1] != 'E' ||
header[2] != 'R' ||
header[3] != 'A'))
return false;
size_t offset = 4;
HeaderVersion = DeserializeEntry <uint16> (header, offset);
if (HeaderVersion < MinAllowedHeaderVersion)
return false;
if (HeaderVersion > CurrentHeaderVersion)
throw HigherVersionRequired (SRC_POS);
if (HeaderVersion >= 4
&& Crc32::ProcessBuffer (header.GetRange (0, TC_HEADER_OFFSET_HEADER_CRC - TC_HEADER_OFFSET_MAGIC))
!= DeserializeEntryAt <uint32> (header, TC_HEADER_OFFSET_HEADER_CRC - TC_HEADER_OFFSET_MAGIC))
{
return false;
}
RequiredMinProgramVersion = DeserializeEntry <uint16> (header, offset);
if (!truecryptMode && (RequiredMinProgramVersion > Version::Number()))
throw HigherVersionRequired (SRC_POS);
if (truecryptMode)
{
if (RequiredMinProgramVersion < 0x600 || RequiredMinProgramVersion > 0x71a)
throw UnsupportedTrueCryptFormat (SRC_POS);
RequiredMinProgramVersion = CurrentRequiredMinProgramVersion;
}
VolumeKeyAreaCrc32 = DeserializeEntry <uint32> (header, offset);
VolumeCreationTime = DeserializeEntry <uint64> (header, offset);
HeaderCreationTime = DeserializeEntry <uint64> (header, offset);
HiddenVolumeDataSize = DeserializeEntry <uint64> (header, offset);
mVolumeType = (HiddenVolumeDataSize != 0 ? VolumeType::Hidden : VolumeType::Normal);
VolumeDataSize = DeserializeEntry <uint64> (header, offset);
EncryptedAreaStart = DeserializeEntry <uint64> (header, offset);
EncryptedAreaLength = DeserializeEntry <uint64> (header, offset);
Flags = DeserializeEntry <uint32> (header, offset);
SectorSize = DeserializeEntry <uint32> (header, offset);
if (HeaderVersion < 5)
SectorSize = TC_SECTOR_SIZE_LEGACY;
if (SectorSize < TC_MIN_VOLUME_SECTOR_SIZE
|| SectorSize > TC_MAX_VOLUME_SECTOR_SIZE
|| SectorSize % ENCRYPTION_DATA_UNIT_SIZE != 0)
{
throw ParameterIncorrect (SRC_POS);
}
#if !(defined (TC_WINDOWS) || defined (TC_LINUX) || defined (TC_MACOSX))
if (SectorSize != TC_SECTOR_SIZE_LEGACY)
throw UnsupportedSectorSize (SRC_POS);
#endif
offset = DataAreaKeyOffset;
if (VolumeKeyAreaCrc32 != Crc32::ProcessBuffer (header.GetRange (offset, DataKeyAreaMaxSize)))
return false;
DataAreaKey.CopyFrom (header.GetRange (offset, DataKeyAreaMaxSize));
ea = ea->GetNew();
mode = mode->GetNew();
if (typeid (*mode) == typeid (EncryptionModeXTS))
{
ea->SetKey (header.GetRange (offset, ea->GetKeySize()));
mode->SetKey (header.GetRange (offset + ea->GetKeySize(), ea->GetKeySize()));
}
else
{
mode->SetKey (header.GetRange (offset, mode->GetKeySize()));
ea->SetKey (header.GetRange (offset + LegacyEncryptionModeKeyAreaSize, ea->GetKeySize()));
}
ea->SetMode (mode);
return true;
}
void EncryptionMode::ValidateParameters (byte *data, uint64 length) const
{
if ((Ciphers.size() > 0 && (length % Ciphers.front()->GetBlockSize()) != 0))
throw ParameterIncorrect (SRC_POS);
}
void FatFormatter::Format (WriteSectorCallback &writeSector, uint64 deviceSize, uint32 clusterSize, uint32 sectorSize)
{
fatparams fatParams;
#if TC_MAX_VOLUME_SECTOR_SIZE > 0xFFFF
#error TC_MAX_VOLUME_SECTOR_SIZE > 0xFFFF
#endif
fatParams.sector_size = (uint16) sectorSize;
if (deviceSize / fatParams.sector_size > 0xffffFFFF)
throw ParameterIncorrect (SRC_POS);
fatParams.num_sectors = (uint32) (deviceSize / fatParams.sector_size);
fatParams.cluster_size = clusterSize / fatParams.sector_size;
memcpy (fatParams.volume_name, "NO NAME ", 11);
GetFatParams (&fatParams);
fatparams *ft = &fatParams;
SecureBuffer sector (ft->sector_size);
uint32 sectorNumber = 0;
/* Write the data area */
sector.Zero();
uint32 volumeId;
RandomNumberGenerator::GetDataFast (BufferPtr ((byte *) &volumeId, sizeof (volumeId)));
PutBoot (ft, (byte *) sector, volumeId);
writeSector (sector); ++sectorNumber;
/* fat32 boot area */
if (ft->size_fat == 32)
{
/* fsinfo */
PutFSInfo((byte *) sector, ft);
writeSector (sector); ++sectorNumber;
/* reserved */
while (sectorNumber < 6)
{
sector.Zero();
sector[508+3] = 0xaa; /* TrailSig */
sector[508+2] = 0x55;
writeSector (sector); ++sectorNumber;
}
/* bootsector backup */
sector.Zero();
PutBoot (ft, (byte *) sector, volumeId);
writeSector (sector); ++sectorNumber;
PutFSInfo((byte *) sector, ft);
writeSector (sector); ++sectorNumber;
}
/* reserved */
while (sectorNumber < (uint32)ft->reserved)
{
sector.Zero();
writeSector (sector); ++sectorNumber;
}
/* write fat */
for (uint32 x = 1; x <= ft->fats; x++)
{
for (uint32 n = 0; n < ft->fat_length; n++)
{
sector.Zero();
if (n == 0)
{
byte fat_sig[12];
if (ft->size_fat == 32)
{
fat_sig[0] = (byte) ft->media;
fat_sig[1] = fat_sig[2] = 0xff;
fat_sig[3] = 0x0f;
fat_sig[4] = fat_sig[5] = fat_sig[6] = 0xff;
fat_sig[7] = 0x0f;
fat_sig[8] = fat_sig[9] = fat_sig[10] = 0xff;
fat_sig[11] = 0x0f;
memcpy (sector, fat_sig, 12);
}
else if (ft->size_fat == 16)
{
fat_sig[0] = (byte) ft->media;
fat_sig[1] = 0xff;
fat_sig[2] = 0xff;
fat_sig[3] = 0xff;
memcpy (sector, fat_sig, 4);
}
else if (ft->size_fat == 12)
{
fat_sig[0] = (byte) ft->media;
fat_sig[1] = 0xff;
fat_sig[2] = 0xff;
fat_sig[3] = 0x00;
memcpy (sector, fat_sig, 4);
}
}
if (!writeSector (sector))
return;
}
}
/* write rootdir */
for (uint32 x = 0; x < ft->size_root_dir / ft->sector_size; x++)
{
sector.Zero();
if (!writeSector (sector))
return;
}
}
void CoreService::ProcessRequests (int inputFD, int outputFD)
{
try
{
Core = CoreDirect;
shared_ptr <Stream> inputStream (new FileStream (inputFD != -1 ? inputFD : InputPipe->GetReadFD()));
shared_ptr <Stream> outputStream (new FileStream (outputFD != -1 ? outputFD : OutputPipe->GetWriteFD()));
while (true)
{
shared_ptr <CoreServiceRequest> request = Serializable::DeserializeNew <CoreServiceRequest> (inputStream);
try
{
// ExitRequest
if (dynamic_cast <ExitRequest*> (request.get()) != nullptr)
{
if (ElevatedServiceAvailable)
request->Serialize (ServiceInputStream);
return;
}
if (!ElevatedPrivileges && request->ElevateUserPrivileges)
{
if (!ElevatedServiceAvailable)
{
finally_do_arg (string *, &request->AdminPassword, { StringConverter::Erase (*finally_arg); });
CoreService::StartElevated (*request);
ElevatedServiceAvailable = true;
}
request->Serialize (ServiceInputStream);
GetResponse <Serializable>()->Serialize (outputStream);
continue;
}
// CheckFilesystemRequest
CheckFilesystemRequest *checkRequest = dynamic_cast <CheckFilesystemRequest*> (request.get());
if (checkRequest)
{
Core->CheckFilesystem (checkRequest->MountedVolumeInfo, checkRequest->Repair);
CheckFilesystemResponse().Serialize (outputStream);
continue;
}
// DismountFilesystemRequest
DismountFilesystemRequest *dismountFsRequest = dynamic_cast <DismountFilesystemRequest*> (request.get());
if (dismountFsRequest)
{
Core->DismountFilesystem (dismountFsRequest->MountPoint, dismountFsRequest->Force);
DismountFilesystemResponse().Serialize (outputStream);
continue;
}
// DismountVolumeRequest
DismountVolumeRequest *dismountRequest = dynamic_cast <DismountVolumeRequest*> (request.get());
if (dismountRequest)
{
DismountVolumeResponse response;
response.DismountedVolumeInfo = Core->DismountVolume (dismountRequest->MountedVolumeInfo, dismountRequest->IgnoreOpenFiles, dismountRequest->SyncVolumeInfo);
response.Serialize (outputStream);
continue;
}
// GetDeviceSectorSizeRequest
GetDeviceSectorSizeRequest *getDeviceSectorSizeRequest = dynamic_cast <GetDeviceSectorSizeRequest*> (request.get());
if (getDeviceSectorSizeRequest)
{
GetDeviceSectorSizeResponse response;
response.Size = Core->GetDeviceSectorSize (getDeviceSectorSizeRequest->Path);
response.Serialize (outputStream);
continue;
}
// GetDeviceSizeRequest
GetDeviceSizeRequest *getDeviceSizeRequest = dynamic_cast <GetDeviceSizeRequest*> (request.get());
if (getDeviceSizeRequest)
{
GetDeviceSizeResponse response;
response.Size = Core->GetDeviceSize (getDeviceSizeRequest->Path);
response.Serialize (outputStream);
continue;
}
// GetHostDevicesRequest
GetHostDevicesRequest *getHostDevicesRequest = dynamic_cast <GetHostDevicesRequest*> (request.get());
if (getHostDevicesRequest)
{
GetHostDevicesResponse response;
response.HostDevices = Core->GetHostDevices (getHostDevicesRequest->PathListOnly);
response.Serialize (outputStream);
continue;
}
// MountVolumeRequest
MountVolumeRequest *mountRequest = dynamic_cast <MountVolumeRequest*> (request.get());
if (mountRequest)
{
MountVolumeResponse (
Core->MountVolume (*mountRequest->Options)
).Serialize (outputStream);
continue;
}
// SetFileOwnerRequest
SetFileOwnerRequest *setFileOwnerRequest = dynamic_cast <SetFileOwnerRequest*> (request.get());
if (setFileOwnerRequest)
{
CoreUnix *coreUnix = dynamic_cast <CoreUnix *> (Core.get());
if (!coreUnix)
throw ParameterIncorrect (SRC_POS);
coreUnix->SetFileOwner (setFileOwnerRequest->Path, setFileOwnerRequest->Owner);
SetFileOwnerResponse().Serialize (outputStream);
continue;
}
throw ParameterIncorrect (SRC_POS);
}
void EncryptionMode::ValidateParameters (byte *data, uint64 sectorCount, size_t sectorSize) const
{
if (sectorCount == 0 || sectorSize == 0 || (sectorSize % EncryptionDataUnitSize) != 0)
throw ParameterIncorrect (SRC_POS);
}
void CoreMacOSX::MountAuxVolumeImage (const DirectoryPath &auxMountPoint, const MountOptions &options) const
{
#if 0
// Check FUSE version
char fuseVersionString[MAXHOSTNAMELEN + 1] = { 0 };
size_t fuseVersionStringLength = MAXHOSTNAMELEN;
if (sysctlbyname ("macfuse.version.number", fuseVersionString, &fuseVersionStringLength, NULL, 0) != 0)
throw HigherFuseVersionRequired (SRC_POS);
vector <string> fuseVersion = StringConverter::Split (string (fuseVersionString), ".");
if (fuseVersion.size() < 2)
throw HigherFuseVersionRequired (SRC_POS);
uint32 fuseVersionMajor = StringConverter::ToUInt32 (fuseVersion[0]);
uint32 fuseVersionMinor = StringConverter::ToUInt32 (fuseVersion[1]);
if (fuseVersionMajor < 1 || (fuseVersionMajor == 1 && fuseVersionMinor < 3))
throw HigherFuseVersionRequired (SRC_POS);
#endif
// Mount volume image
string volImage = string (auxMountPoint) + FuseService::GetVolumeImagePath();
list <string> args;
args.push_back ("attach");
args.push_back (volImage);
args.push_back ("-plist");
args.push_back ("-noautofsck");
args.push_back ("-imagekey");
args.push_back ("diskimage-class=CRawDiskImage");
if (!options.NoFilesystem && options.MountPoint && !options.MountPoint->IsEmpty())
{
args.push_back ("-mount");
args.push_back ("required");
// Let the system specify mount point except when the user specified a non-default one
if (string (*options.MountPoint).find (GetDefaultMountPointPrefix()) != 0)
{
args.push_back ("-mountpoint");
args.push_back (*options.MountPoint);
}
}
else
args.push_back ("-nomount");
if (options.Protection == VolumeProtection::ReadOnly)
args.push_back ("-readonly");
string xml;
while (true)
{
try
{
xml = Process::Execute ("hdiutil", args);
break;
}
catch (ExecutedProcessFailed &e)
{
if (e.GetErrorOutput().find ("noautofsck") != string::npos)
{
args.remove ("-noautofsck");
continue;
}
throw;
}
}
size_t p = xml.find ("<key>dev-entry</key>");
if (p == string::npos)
throw ParameterIncorrect (SRC_POS);
p = xml.find ("<string>", p);
if (p == string::npos)
throw ParameterIncorrect (SRC_POS);
p += 8;
size_t e = xml.find ("</string>", p);
if (e == string::npos)
throw ParameterIncorrect (SRC_POS);
DevicePath virtualDev = StringConverter::Trim (xml.substr (p, e - p));
try
{
FuseService::SendAuxDeviceInfo (auxMountPoint, virtualDev);
}
catch (...)
{
try
{
list <string> args;
args.push_back ("detach");
args.push_back (volImage);
args.push_back ("-force");
Process::Execute ("hdiutil", args);
}
catch (ExecutedProcessFailed&) { }
throw;
}
}
void Hash::ValidateDataParameters (const ConstBufferPtr &data) const
{
if (data.Size() < 1)
throw ParameterIncorrect (SRC_POS);
}
