VeraCrypt
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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2015-09-15 23:17:03 (GMT)
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2015-09-15 23:33:19 (GMT)
commit9e1e128b14dd51de4e036a8002d2cad40efaaf54 (patch)
tree1d93e7317f8a7afd86989dca4e475918e97295eb
parent52c7445a795a623bc326699a5c465e8fa5294425 (diff)
downloadVeraCrypt-9e1e128b14dd51de4e036a8002d2cad40efaaf54.zip
VeraCrypt-9e1e128b14dd51de4e036a8002d2cad40efaaf54.tar.gz
Windows: Add functionality to verify Rescue Disk ISO image file.
-rw-r--r--src/Common/BootEncryption.cpp25
-rw-r--r--src/Common/BootEncryption.h1
-rw-r--r--src/Common/Language.xml3
-rw-r--r--src/Mount/Mount.c40
-rw-r--r--src/Mount/Mount.rc1
-rw-r--r--src/Mount/Resource.h3
6 files changed, 65 insertions, 8 deletions
diff --git a/src/Common/BootEncryption.cpp b/src/Common/BootEncryption.cpp
index d84dd05..8b8c122 100644
--- a/src/Common/BootEncryption.cpp
+++ b/src/Common/BootEncryption.cpp
@@ -1795,6 +1795,31 @@ namespace VeraCrypt
return false;
}
+ bool BootEncryption::VerifyRescueDiskIsoImage (const char* imageFile)
+ {
+ if (!RescueIsoImage)
+ throw ParameterIncorrect (SRC_POS);
+
+ try
+ {
+ File isoFile (imageFile, true);
+ isoFile.CheckOpened (SRC_POS);
+ size_t verifiedSectorCount = (TC_CD_BOOTSECTOR_OFFSET + TC_ORIG_BOOT_LOADER_BACKUP_SECTOR_OFFSET + TC_BOOT_LOADER_AREA_SIZE) / 2048;
+ Buffer buffer ((verifiedSectorCount + 1) * 2048);
+
+ DWORD bytesRead = isoFile.Read (buffer.Ptr(), (DWORD) buffer.Size());
+ if ( (bytesRead == buffer.Size())
+ && (memcmp (buffer.Ptr(), RescueIsoImage, buffer.Size()) == 0)
+ )
+ {
+ return true;
+ }
+ }
+ catch (...) { }
+
+ return false;
+ }
+
#ifndef SETUP
diff --git a/src/Common/BootEncryption.h b/src/Common/BootEncryption.h
index eb546de..c3eb336 100644
--- a/src/Common/BootEncryption.h
+++ b/src/Common/BootEncryption.h
@@ -203,6 +203,7 @@ namespace VeraCrypt
bool SystemPartitionCoversWholeDrive ();
bool SystemDriveIsDynamic ();
bool VerifyRescueDisk ();
+ bool VerifyRescueDiskIsoImage (const char* imageFile);
void WipeHiddenOSCreationConfig ();
void WriteBootDriveSector (uint64 offset, byte *data);
void WriteBootSectorConfig (const byte newConfig[]);
diff --git a/src/Common/Language.xml b/src/Common/Language.xml
index 4a111e8..e6193cc 100644
--- a/src/Common/Language.xml
+++ b/src/Common/Language.xml
@@ -256,6 +256,7 @@
<control lang="en" key="IDM_UNMOUNTALL">Dismount All Mounted Volumes</control>
<control lang="en" key="IDM_UNMOUNT_VOLUME">Dismount Volume</control>
<control lang="en" key="IDM_VERIFY_RESCUE_DISK">Verify Rescue Disk</control>
+ <control lang="en" key="IDM_VERIFY_RESCUE_DISK_ISO">Verify Rescue Disk ISO Image</control>
<control lang="en" key="IDM_VERSION_HISTORY">Version History</control>
<control lang="en" key="IDM_VOLUME_EXPANDER">Volume Expander</control>
<control lang="en" key="IDM_VOLUME_PROPERTIES">Volume Properties</control>
@@ -961,6 +962,8 @@
<string lang="en" key="RESCUE_DISK_NON_WIZARD_CHECK_INSERT">Please insert your VeraCrypt Rescue Disk into your CD/DVD drive and click OK to verify it.</string>
<string lang="en" key="RESCUE_DISK_NON_WIZARD_CHECK_PASSED">The VeraCrypt Rescue Disk has been successfully verified.</string>
<string lang="en" key="RESCUE_DISK_NON_WIZARD_CHECK_FAILED">Cannot verify that the Rescue Disk has been correctly burned.\n\nIf you have burned the Rescue Disk, please eject and reinsert the CD/DVD; then try again. If this does not help, please try other CD/DVD recording software and/or medium.\n\nIf you attempted to verify a VeraCrypt Rescue Disk created for a different master key, password, salt, etc., please note that such Rescue Disk will always fail this verification. To create a new Rescue Disk fully compatible with your current configuration, select 'System' > 'Create Rescue Disk'.</string>
+ <string lang="en" key="RESCUE_DISK_ISO_IMAGE_CHECK_PASSED">The VeraCrypt Rescue Disk ISO image has been successfully verified.</string>
+ <string lang="en" key="RESCUE_DISK_ISO_IMAGE_CHECK_FAILED">The Rescue Disk ISO image verification failed.\n\nIf you attempted to verify a VeraCrypt Rescue Disk ISO image created for a different master key, password, salt, etc., please note that such Rescue Disk ISO image will always fail this verification. To create a new Rescue Disk ISO image fully compatible with your current configuration, select 'System' > 'Create Rescue Disk'.</string>
<string lang="en" key="ERROR_CREATING_RESCUE_DISK">Error creating VeraCrypt Rescue Disk.</string>
<string lang="en" key="CANNOT_CREATE_RESCUE_DISK_ON_HIDDEN_OS">VeraCrypt Rescue Disk cannot be created when a hidden operating system is running.\n\nTo create a VeraCrypt Rescue Disk, boot the decoy operating system and then select 'System' > 'Create Rescue Disk'.</string>
<string lang="en" key="RESCUE_DISK_CHECK_FAILED">Cannot verify that the Rescue Disk has been correctly burned.\n\nIf you have burned the Rescue Disk, please eject and reinsert the CD/DVD; then click Next to try again. If this does not help, please try another medium%s.\n\nIf you have not burned the Rescue Disk yet, please do so, and then click Next.\n\nIf you attempted to verify a VeraCrypt Rescue Disk created before you started this wizard, please note that such Rescue Disk cannot be used, because it was created for a different master key. You need to burn the newly generated Rescue Disk.</string>
diff --git a/src/Mount/Mount.c b/src/Mount/Mount.c
index 84baea1..2a4f803 100644
--- a/src/Mount/Mount.c
+++ b/src/Mount/Mount.c
@@ -1092,6 +1092,7 @@ static void PopulateSysEncContextMenu (HMENU popup, BOOL bToolsOnly)
AppendMenu (popup, MF_SEPARATOR, 0, "");
AppendMenuW (popup, MF_STRING, IDM_CREATE_RESCUE_DISK, GetString ("IDM_CREATE_RESCUE_DISK"));
AppendMenuW (popup, MF_STRING, IDM_VERIFY_RESCUE_DISK, GetString ("IDM_VERIFY_RESCUE_DISK"));
+ AppendMenuW (popup, MF_STRING, IDM_VERIFY_RESCUE_DISK_ISO, GetString ("IDM_VERIFY_RESCUE_DISK_ISO"));
}
if (!bToolsOnly)
@@ -5567,7 +5568,7 @@ void CreateRescueDisk (HWND hwndDlg)
Warning ("SYSTEM_ENCRYPTION_IN_PROGRESS_ELSEWHERE", hwndDlg);
}
-static void VerifyRescueDisk (HWND hwndDlg)
+static void VerifyRescueDisk (HWND hwndDlg, bool checkIsoFile)
{
try
{
@@ -5598,7 +5599,7 @@ static void VerifyRescueDisk (HWND hwndDlg)
{
try
{
- if (AskOkCancel ("RESCUE_DISK_NON_WIZARD_CHECK_INSERT", hwndDlg) != IDOK)
+ if (!checkIsoFile && (AskOkCancel ("RESCUE_DISK_NON_WIZARD_CHECK_INSERT", hwndDlg) != IDOK))
{
CloseSysEncMutex ();
return;
@@ -5607,11 +5608,33 @@ static void VerifyRescueDisk (HWND hwndDlg)
// Create a temporary up-to-date rescue disk image in RAM (with it the CD/DVD content will be compared)
BootEncObj->CreateRescueIsoImage (false, "");
- WaitCursor();
- if (!BootEncObj->VerifyRescueDisk ())
- Error ("RESCUE_DISK_NON_WIZARD_CHECK_FAILED", hwndDlg);
+
+ if (checkIsoFile)
+ {
+ char szRescueDiskISO [TC_MAX_PATH+1];
+ char initialDir[MAX_PATH];
+ SHGetFolderPath (NULL, CSIDL_MYDOCUMENTS, NULL, 0, initialDir);
+
+ if (!BrowseFilesInDir (hwndDlg, "OPEN_TITLE", initialDir, szRescueDiskISO, FALSE, FALSE, NULL, L"VeraCrypt Rescue Disk.iso", L"iso"))
+ {
+ CloseSysEncMutex ();
+ return;
+ }
+
+ WaitCursor();
+ if (!BootEncObj->VerifyRescueDiskIsoImage (szRescueDiskISO))
+ Error ("RESCUE_DISK_ISO_IMAGE_CHECK_FAILED", hwndDlg);
+ else
+ Info ("RESCUE_DISK_ISO_IMAGE_CHECK_PASSED", hwndDlg);
+ }
else
- Info ("RESCUE_DISK_NON_WIZARD_CHECK_PASSED", hwndDlg);
+ {
+ WaitCursor();
+ if (!BootEncObj->VerifyRescueDisk ())
+ Error ("RESCUE_DISK_NON_WIZARD_CHECK_FAILED", hwndDlg);
+ else
+ Info ("RESCUE_DISK_NON_WIZARD_CHECK_PASSED", hwndDlg);
+ }
}
catch (Exception &e)
{
@@ -7136,7 +7159,10 @@ BOOL CALLBACK MainDialogProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lPa
CreateRescueDisk (hwndDlg);
break;
case IDM_VERIFY_RESCUE_DISK:
- VerifyRescueDisk (hwndDlg);
+ VerifyRescueDisk (hwndDlg, false);
+ break;
+ case IDM_VERIFY_RESCUE_DISK_ISO:
+ VerifyRescueDisk (hwndDlg, true);
break;
case IDM_MOUNT_SYSENC_PART_WITHOUT_PBA:
diff --git a/src/Mount/Mount.rc b/src/Mount/Mount.rc
index 4d40c35..2365998 100644
--- a/src/Mount/Mount.rc
+++ b/src/Mount/Mount.rc
@@ -588,6 +588,7 @@ BEGIN
MENUITEM SEPARATOR
MENUITEM "Create Rescue Disk...", IDM_CREATE_RESCUE_DISK
MENUITEM "Verify Rescue Disk", IDM_VERIFY_RESCUE_DISK
+ MENUITEM "Verify Rescue Disk ISO Image",IDM_VERIFY_RESCUE_DISK_ISO
MENUITEM SEPARATOR
MENUITEM "Mount Without Pre-Boot &Authentication...", IDM_MOUNT_SYSENC_PART_WITHOUT_PBA
MENUITEM SEPARATOR
diff --git a/src/Mount/Resource.h b/src/Mount/Resource.h
index 78642bf..8301b2d 100644
--- a/src/Mount/Resource.h
+++ b/src/Mount/Resource.h
@@ -239,6 +239,7 @@
#define IDM_VOLUME_EXPANDER 40065
#define IDM_DEFAULT_MOUNT_PARAMETERS 40066
#define IDM_DECRYPT_NONSYS_VOL 40067
+#define IDM_VERIFY_RESCUE_DISK_ISO 40068
// Next default values for new objects
//
@@ -246,7 +247,7 @@
#ifndef APSTUDIO_READONLY_SYMBOLS
#define _APS_NO_MFC 1
#define _APS_NEXT_RESOURCE_VALUE 119
-#define _APS_NEXT_COMMAND_VALUE 40068
+#define _APS_NEXT_COMMAND_VALUE 40069
#define _APS_NEXT_CONTROL_VALUE 1151
#define _APS_NEXT_SYMED_VALUE 101
#endif