4 files changed, 5 insertions, 25 deletions
diff --git a/src/Driver/DriveFilter.c b/src/Driver/DriveFilter.c
index 0da212f6..49d62126 100644
--- a/src/Driver/DriveFilter.c
+++ b/src/Driver/DriveFilter.c
@@ -520,7 +520,7 @@ static NTSTATUS MountDrive (DriveFilterExtension *Extension, Password *password,
 
 	pim = (int) (BootArgs.Flags >> 16);
 
-	if (ReadVolumeHeader (!hiddenVolume, header, password, pkcs5_prf, pim, FALSE, &Extension->Queue.CryptoInfo, Extension->HeaderCryptoInfo) == 0)
+	if (ReadVolumeHeader (!hiddenVolume, header, password, pkcs5_prf, pim, &Extension->Queue.CryptoInfo, Extension->HeaderCryptoInfo) == 0)
 	{
 		// Header decrypted
 		status = STATUS_SUCCESS;
@@ -1193,7 +1193,7 @@ void ReopenBootVolumeHeader (PIRP irp, PIO_STACK_LOCATION irpSp)
 	}
 #endif
 
-	if (ReadVolumeHeader (!BootDriveFilterExtension->HiddenSystem, header, &request->VolumePassword, request->pkcs5_prf, request->pim, FALSE, NULL, BootDriveFilterExtension->HeaderCryptoInfo) == 0)
+	if (ReadVolumeHeader (!BootDriveFilterExtension->HiddenSystem, header, &request->VolumePassword, request->pkcs5_prf, request->pim, NULL, BootDriveFilterExtension->HeaderCryptoInfo) == 0)
 	{
 		Dump ("Header reopened\n");
 #ifdef _WIN64
diff --git a/src/Driver/Driver.rc b/src/Driver/Driver.rc
index b61ce330..41452157 100644
--- a/src/Driver/Driver.rc
+++ b/src/Driver/Driver.rc
@@ -27,8 +27,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,26,0,0
- PRODUCTVERSION 1,26,0,0
+ FILEVERSION 1,26,4,0
+ PRODUCTVERSION 1,26,4,0
  FILEFLAGSMASK 0x17L
 #ifdef _DEBUG
  FILEFLAGS 0x1L
diff --git a/src/Driver/Ntdriver.c b/src/Driver/Ntdriver.c
index e70c0463..7f00c9e0 100644
--- a/src/Driver/Ntdriver.c
+++ b/src/Driver/Ntdriver.c
@@ -1941,7 +1941,7 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
 	switch (irpSp->Parameters.DeviceIoControl.IoControlCode)
 	{
 	case TC_IOCTL_GET_DRIVER_VERSION:
-	case TC_IOCTL_LEGACY_GET_DRIVER_VERSION:
+
 		if (ValidateIOBufferSize (Irp, sizeof (LONG), ValidateOutput))
 		{
 			LONG tmp = VERSION_NUM;
@@ -2375,7 +2375,6 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
 						list->volumeType[ListExtension->nDosDriveNo] = PROP_VOL_TYPE_OUTER;	// Normal/outer volume (hidden volume protected)
 					else
 						list->volumeType[ListExtension->nDosDriveNo] = PROP_VOL_TYPE_NORMAL;	// Normal volume
-					list->truecryptMode[ListExtension->nDosDriveNo] = ListExtension->cryptoInfo->bTrueCryptMode;
 				}
 			}
 
@@ -2384,21 +2383,6 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
 		}
 		break;
 
-	case TC_IOCTL_LEGACY_GET_MOUNTED_VOLUMES:
-		if (ValidateIOBufferSize (Irp, sizeof (uint32), ValidateOutput))
-		{
-			// Prevent the user from downgrading to versions lower than 5.0 by faking mounted volumes.
-			// The user could render the system unbootable by downgrading when boot encryption
-			// is active or being set up.
-
-			memset (Irp->AssociatedIrp.SystemBuffer, 0, irpSp->Parameters.DeviceIoControl.OutputBufferLength);
-			*(uint32 *) Irp->AssociatedIrp.SystemBuffer = 0xffffFFFF;
-
-			Irp->IoStatus.Status = STATUS_SUCCESS;
-			Irp->IoStatus.Information = irpSp->Parameters.DeviceIoControl.OutputBufferLength;
-		}
-		break;
-
 	case TC_IOCTL_GET_VOLUME_PROPERTIES:
 		if (ValidateIOBufferSize (Irp, sizeof (VOLUME_PROPERTIES_STRUCT), ValidateInputOutput))
 		{
@@ -2674,7 +2658,6 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
 				||	mount->pkcs5_prf < 0 || mount->pkcs5_prf > LAST_PRF_ID
 				||	mount->VolumePim < -1 || mount->VolumePim == INT_MAX
 				|| mount->ProtectedHidVolPkcs5Prf < 0 || mount->ProtectedHidVolPkcs5Prf > LAST_PRF_ID
-				|| (mount->bTrueCryptMode != FALSE && mount->bTrueCryptMode != TRUE)
 				)
 			{
 				Irp->IoStatus.Status = STATUS_INVALID_PARAMETER;
@@ -2692,7 +2675,6 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
 			burn (&mount->ProtectedHidVolPassword, sizeof (mount->ProtectedHidVolPassword));
 			burn (&mount->pkcs5_prf, sizeof (mount->pkcs5_prf));
 			burn (&mount->VolumePim, sizeof (mount->VolumePim));
-			burn (&mount->bTrueCryptMode, sizeof (mount->bTrueCryptMode));
 			burn (&mount->ProtectedHidVolPkcs5Prf, sizeof (mount->ProtectedHidVolPkcs5Prf));
 			burn (&mount->ProtectedHidVolPim, sizeof (mount->ProtectedHidVolPim));
 		}
diff --git a/src/Driver/Ntvol.c b/src/Driver/Ntvol.c
index ebef6c37..177c0bf3 100644
--- a/src/Driver/Ntvol.c
+++ b/src/Driver/Ntvol.c
@@ -610,7 +610,6 @@ NTSTATUS TCOpenVolume (PDEVICE_OBJECT DeviceObject,
 				&mount->ProtectedHidVolPassword,
 				mount->ProtectedHidVolPkcs5Prf,
 				mount->ProtectedHidVolPim,
-				mount->bTrueCryptMode,
 				&tmpCryptoInfo);
 		}
 		else
@@ -623,7 +622,6 @@ NTSTATUS TCOpenVolume (PDEVICE_OBJECT DeviceObject,
 				&mount->VolumePassword,
 				mount->pkcs5_prf,
 				mount->VolumePim,
-				mount->bTrueCryptMode,
 				&Extension->cryptoInfo);
 		}