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Windows: Support EFI system encryption for 32-bit Windows.

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This commit is contained in:
Mounir IDRASSI
2016-10-17 16:31:25 +02:00
parent 2ddc374164
commit 7f63d57f67
11 changed files with 80 additions and 31 deletions
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doc/VeraCrypt User Guide.odt
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src/Boot/EFI/DcsBml32.efi
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src/Boot/EFI/DcsBoot32.efi
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src/Boot/EFI/DcsCfg32.efi
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src/Boot/EFI/DcsInt32.efi
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src/Boot/EFI/DcsRe32.efi
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src/Boot/EFI/LegacySpeaker32.efi
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src/Common/BootEncryption.cpp
+67 -30
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@@ -2543,23 +2543,23 @@ namespace VeraCrypt
}
}
DWORD sizeDcsBoot;
byte *dcsBootImg = MapResource(L"BIN", IDR_EFI_DCSBOOT, &sizeDcsBoot);
byte *dcsBootImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSBOOT : IDR_EFI_DCSBOOT32, &sizeDcsBoot);
if (!dcsBootImg)
throw ErrorException(L"Out of resource DcsBoot", SRC_POS);
DWORD sizeDcsInt;
byte *dcsIntImg = MapResource(L"BIN", IDR_EFI_DCSINT, &sizeDcsInt);
byte *dcsIntImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSINT: IDR_EFI_DCSINT32, &sizeDcsInt);
if (!dcsIntImg)
throw ErrorException(L"Out of resource DcsInt", SRC_POS);
DWORD sizeDcsCfg;
byte *dcsCfgImg = MapResource(L"BIN", IDR_EFI_DCSCFG, &sizeDcsCfg);
byte *dcsCfgImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSCFG: IDR_EFI_DCSCFG32, &sizeDcsCfg);
if (!dcsCfgImg)
throw ErrorException(L"Out of resource DcsCfg", SRC_POS);
DWORD sizeLegacySpeaker;
byte *LegacySpeakerImg = MapResource(L"BIN", IDR_EFI_LEGACYSPEAKER, &sizeLegacySpeaker);
byte *LegacySpeakerImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_LEGACYSPEAKER: IDR_EFI_LEGACYSPEAKER32, &sizeLegacySpeaker);
if (!LegacySpeakerImg)
throw ErrorException(L"Out of resource LegacySpeaker", SRC_POS);
DWORD sizeBootMenuLocker;
byte *BootMenuLockerImg = MapResource(L"BIN", IDR_EFI_DCSBML, &sizeBootMenuLocker);
byte *BootMenuLockerImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSBML: IDR_EFI_DCSBML32, &sizeBootMenuLocker);
if (!BootMenuLockerImg)
throw ErrorException(L"Out of resource DcsBml", SRC_POS);
@@ -2573,7 +2573,7 @@ namespace VeraCrypt
EfiBootInst.MkDir(L"\\EFI\\VeraCrypt", bAlreadyExist);
EfiBootInst.SaveFile(L"\\EFI\\VeraCrypt\\DcsBoot.efi", dcsBootImg, sizeDcsBoot);
EfiBootInst.SaveFile(L"\\EFI\\Boot\\bootx64.efi", dcsBootImg, sizeDcsBoot);
EfiBootInst.SaveFile(Is64BitOs()? L"\\EFI\\Boot\\bootx64.efi": L"\\EFI\\Boot\\bootia32.efi", dcsBootImg, sizeDcsBoot);
EfiBootInst.SaveFile(L"\\EFI\\VeraCrypt\\DcsInt.dcs", dcsIntImg, sizeDcsInt);
EfiBootInst.SaveFile(L"\\EFI\\VeraCrypt\\DcsCfg.dcs", dcsCfgImg, sizeDcsCfg);
EfiBootInst.SaveFile(L"\\EFI\\VeraCrypt\\LegacySpeaker.dcs", LegacySpeakerImg, sizeLegacySpeaker);
@@ -2587,7 +2587,10 @@ namespace VeraCrypt
// move the original bootloader backup from old location (if it exists) to new location
// we don't force the move operation if the new location already exists
EfiBootInst.RenameFile (L"\\EFI\\Boot\\original_bootx64_vc_backup.efi", L"\\EFI\\Boot\\original_bootx64.vc_backup", FALSE);
if (Is64BitOs())
EfiBootInst.RenameFile (L"\\EFI\\Boot\\original_bootx64_vc_backup.efi", L"\\EFI\\Boot\\original_bootx64.vc_backup", FALSE);
else
EfiBootInst.RenameFile (L"\\EFI\\Boot\\original_bootia32_vc_backup.efi", L"\\EFI\\Boot\\original_bootia32.vc_backup", FALSE);
// Clean beta9
EfiBootInst.DelFile(L"\\DcsBoot.efi");
@@ -2736,27 +2739,27 @@ namespace VeraCrypt
{
// create EFI disk structure
DWORD sizeDcsBoot;
byte *dcsBootImg = MapResource(L"BIN", IDR_EFI_DCSBOOT, &sizeDcsBoot);
byte *dcsBootImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSBOOT: IDR_EFI_DCSBOOT32, &sizeDcsBoot);
if (!dcsBootImg)
throw ParameterIncorrect (SRC_POS);
DWORD sizeDcsInt;
byte *dcsIntImg = MapResource(L"BIN", IDR_EFI_DCSINT, &sizeDcsInt);
byte *dcsIntImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSINT: IDR_EFI_DCSINT32, &sizeDcsInt);
if (!dcsIntImg)
throw ParameterIncorrect (SRC_POS);
DWORD sizeDcsCfg;
byte *dcsCfgImg = MapResource(L"BIN", IDR_EFI_DCSCFG, &sizeDcsCfg);
byte *dcsCfgImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSCFG: IDR_EFI_DCSCFG32, &sizeDcsCfg);
if (!dcsCfgImg)
throw ParameterIncorrect (SRC_POS);
DWORD sizeLegacySpeaker;
byte *LegacySpeakerImg = MapResource(L"BIN", IDR_EFI_LEGACYSPEAKER, &sizeLegacySpeaker);
byte *LegacySpeakerImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_LEGACYSPEAKER: IDR_EFI_LEGACYSPEAKER32, &sizeLegacySpeaker);
if (!LegacySpeakerImg)
throw ParameterIncorrect (SRC_POS);
DWORD sizeBootMenuLocker;
byte *BootMenuLockerImg = MapResource(L"BIN", IDR_EFI_DCSBML, &sizeBootMenuLocker);
byte *BootMenuLockerImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSBML: IDR_EFI_DCSBML32, &sizeBootMenuLocker);
if (!BootMenuLockerImg)
throw ParameterIncorrect (SRC_POS);
DWORD sizeDcsRescue;
byte *DcsRescueImg = MapResource(L"BIN", IDR_EFI_DCSRE, &sizeDcsRescue);
byte *DcsRescueImg = MapResource(L"BIN", Is64BitOs()? IDR_EFI_DCSRE: IDR_EFI_DCSRE32, &sizeDcsRescue);
if (!DcsRescueImg)
throw ParameterIncorrect (SRC_POS);
@@ -2775,7 +2778,7 @@ namespace VeraCrypt
finally_do_arg (zip_t**, &z, { if (*finally_arg) zip_discard (*finally_arg);});
if (!ZipAdd (z, "EFI/Boot/bootx64.efi", DcsRescueImg, sizeDcsRescue))
if (!ZipAdd (z, Is64BitOs()? "EFI/Boot/bootx64.efi": "EFI/Boot/bootia32.efi", DcsRescueImg, sizeDcsRescue))
throw ParameterIncorrect (SRC_POS);
if (!ZipAdd (z, "EFI/VeraCrypt/DcsBml.dcs", BootMenuLockerImg, sizeBootMenuLocker))
throw ParameterIncorrect (SRC_POS);
@@ -2820,7 +2823,7 @@ namespace VeraCrypt
sysBakFile.GetFileSize(fileSize);
fileBuf.Resize ((DWORD) fileSize);
DWORD sizeLoader = sysBakFile.Read (fileBuf.Ptr (), fileSize);
bLoadAdded = ZipAdd (z, "EFI/Boot/original_bootx64.vc_backup", fileBuf.Ptr (), sizeLoader);
bLoadAdded = ZipAdd (z, Is64BitOs()? "EFI/Boot/original_bootx64.vc_backup": "EFI/Boot/original_bootia32.vc_backup", fileBuf.Ptr (), sizeLoader);
}
catch (Exception &e)
{
@@ -3035,7 +3038,7 @@ namespace VeraCrypt
if (bIsGPT)
{
const wchar_t* efiFiles[] = {
const wchar_t* efi64Files[] = {
L"EFI/Boot/bootx64.efi",
L"EFI/VeraCrypt/DcsBml.dcs",
L"EFI/VeraCrypt/DcsBoot.efi",
@@ -3045,6 +3048,17 @@ namespace VeraCrypt
L"EFI/VeraCrypt/svh_bak",
L"EFI/Boot/original_bootx64.vc_backup"
};
const wchar_t* efi32Files[] = {
L"EFI/Boot/bootia32.efi",
L"EFI/VeraCrypt/DcsBml.dcs",
L"EFI/VeraCrypt/DcsBoot.efi",
L"EFI/VeraCrypt/DcsCfg.dcs",
L"EFI/VeraCrypt/DcsInt.dcs",
L"EFI/VeraCrypt/LegacySpeaker.dcs",
L"EFI/VeraCrypt/svh_bak",
L"EFI/Boot/original_bootia32.vc_backup"
};
zip_error_t zerr;
zip_source_t* zsrc = zip_source_buffer_create (RescueZipData, RescueZipSize, 0, &zerr);
@@ -3072,8 +3086,10 @@ namespace VeraCrypt
if (GetVolumeInformationW (rootPath, NULL, 0, NULL, NULL, NULL, szNameBuffer, ARRAYSIZE(szNameBuffer))
&& !wcsncmp (szNameBuffer, L"FAT", 3))
{
int i;
for (i = 0; i < ARRAYSIZE(efiFiles); i++)
int i;
const wchar_t** efiFiles = Is64BitOs()? efi64Files: efi32Files;
int efiFilesSize = Is64BitOs()? ARRAYSIZE(efi64Files): ARRAYSIZE(efi32Files);
for (i = 0; i < efiFilesSize; i++)
{
bool bMatch = false;
zip_int64_t index = zip_name_locate (z, WideToUtf8String (efiFiles[i]).c_str(), ZIP_FL_NOCASE);
@@ -3125,7 +3141,7 @@ namespace VeraCrypt
break;
}
if (i == ARRAYSIZE(efiFiles))
if (i == efiFilesSize)
{
// All entries processed
return true;
@@ -3213,7 +3229,7 @@ namespace VeraCrypt
finally_do_arg (zip_t*, zMem, { zip_close (finally_arg); });
const wchar_t* efiFiles[] = {
const wchar_t* efi64Files[] = {
L"EFI/Boot/bootx64.efi",
L"EFI/VeraCrypt/DcsBml.dcs",
L"EFI/VeraCrypt/DcsBoot.efi",
@@ -3223,11 +3239,24 @@ namespace VeraCrypt
L"EFI/VeraCrypt/svh_bak",
L"EFI/Boot/original_bootx64.vc_backup"
};
const wchar_t* efi32Files[] = {
L"EFI/Boot/bootia32.efi",
L"EFI/VeraCrypt/DcsBml.dcs",
L"EFI/VeraCrypt/DcsBoot.efi",
L"EFI/VeraCrypt/DcsCfg.dcs",
L"EFI/VeraCrypt/DcsInt.dcs",
L"EFI/VeraCrypt/LegacySpeaker.dcs",
L"EFI/VeraCrypt/svh_bak",
L"EFI/Boot/original_bootia32.vc_backup"
};
int i;
zip_stat_t statMem, statFile;
zip_int64_t indexMem, indexFile;
for (i = 0; i < ARRAYSIZE(efiFiles); i++)
const wchar_t** efiFiles = Is64BitOs()? efi64Files: efi32Files;
int efiFilesSize = Is64BitOs()? ARRAYSIZE(efi64Files): ARRAYSIZE(efi32Files);
for (i = 0; i < efiFilesSize; i++)
{
bool bMatch = false;
indexMem = zip_name_locate (zMem, WideToUtf8String (efiFiles[i]).c_str(), ZIP_FL_NOCASE);
@@ -3277,7 +3306,7 @@ namespace VeraCrypt
break;
}
if (i == ARRAYSIZE(efiFiles))
if (i == efiFilesSize)
{
// All entries processed
return true;
@@ -3407,11 +3436,11 @@ namespace VeraCrypt
EfiBootInst.MountBootPartition(0);
EfiBootInst.GetFileSize(L"\\EFI\\Boot\\bootx64.efi", loaderSize);
EfiBootInst.GetFileSize(Is64BitOs()? L"\\EFI\\Boot\\bootx64.efi" : L"\\EFI\\Boot\\bootia32.efi", loaderSize);
std::vector<byte> bootLoaderBuf ((size_t) loaderSize);
EfiBootInst.ReadFile(L"\\EFI\\Boot\\bootx64.efi", &bootLoaderBuf[0], (DWORD) loaderSize);
EfiBootInst.ReadFile(Is64BitOs()? L"\\EFI\\Boot\\bootx64.efi": L"\\EFI\\Boot\\bootia32.efi", &bootLoaderBuf[0], (DWORD) loaderSize);
// Prevent VeraCrypt EFI loader from being backed up
for (size_t i = 0; i < (size_t) loaderSize - (wcslen (VC_EFI_BOOTLOADER_NAME) * 2); ++i)
@@ -3424,8 +3453,16 @@ namespace VeraCrypt
}
}
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootx64.efi", GetSystemLoaderBackupPath().c_str());
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootx64.efi", L"\\EFI\\Boot\\original_bootx64.vc_backup");
if (Is64BitOs())
{
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootx64.efi", GetSystemLoaderBackupPath().c_str());
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootx64.efi", L"\\EFI\\Boot\\original_bootx64.vc_backup");
}
else
{
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootia32.efi", GetSystemLoaderBackupPath().c_str());
EfiBootInst.CopyFile(L"\\EFI\\Boot\\bootia32.efi", L"\\EFI\\Boot\\original_bootia32.vc_backup");
}
}
else
{
@@ -3474,7 +3511,10 @@ namespace VeraCrypt
EfiBootInst.MountBootPartition(0);
EfiBootInst.DeleteStartExec();
EfiBootInst.RenameFile(L"\\EFI\\Boot\\original_bootx64.vc_backup", L"\\EFI\\Boot\\bootx64.efi", TRUE);
if (Is64BitOs())
EfiBootInst.RenameFile(L"\\EFI\\Boot\\original_bootx64.vc_backup", L"\\EFI\\Boot\\bootx64.efi", TRUE);
else
EfiBootInst.RenameFile(L"\\EFI\\Boot\\original_bootia32.vc_backup", L"\\EFI\\Boot\\bootia32.efi", TRUE);
EfiBootInst.DelFile(L"\\DcsBoot.efi");
EfiBootInst.DelFile(L"\\DcsInt.efi");
@@ -3953,9 +3993,6 @@ namespace VeraCrypt
SystemDriveConfiguration config = GetSystemDriveConfiguration ();
if (config.SystemPartition.IsGPT && !Is64BitOs())
throw ErrorException ("GPT_BOOT_DRIVE_UNSUPPORTED", SRC_POS);
if (SystemDriveIsDynamic())
throw ErrorException ("SYSENC_UNSUPPORTED_FOR_DYNAMIC_DISK", SRC_POS);
src/Common/Common.rc
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@@ -538,6 +538,12 @@ IDR_EFI_DCSCFG BIN "..\\Boot\\EFI\\DcsCfg.efi"
IDR_EFI_LEGACYSPEAKER BIN "..\\Boot\\EFI\\LegacySpeaker.efi"
IDR_EFI_DCSBML BIN "..\\Boot\\EFI\\DcsBml.efi"
IDR_EFI_DCSRE BIN "..\\Boot\\EFI\\DcsRe.efi"
IDR_EFI_DCSBOOT32 BIN "..\\Boot\\EFI\\DcsBoot32.efi"
IDR_EFI_DCSINT32 BIN "..\\Boot\\EFI\\DcsInt32.efi"
IDR_EFI_DCSCFG32 BIN "..\\Boot\\EFI\\DcsCfg32.efi"
IDR_EFI_LEGACYSPEAKER32 BIN "..\\Boot\\EFI\\LegacySpeaker32.efi"
IDR_EFI_DCSBML32 BIN "..\\Boot\\EFI\\DcsBml32.efi"
IDR_EFI_DCSRE32 BIN "..\\Boot\\EFI\\DcsRe32.efi"
/////////////////////////////////////////////////////////////////////////////
//
src/Common/Resource.h
+7 -1
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@@ -73,6 +73,12 @@
#define IDR_EFI_LEGACYSPEAKER 569
#define IDR_EFI_DCSBML 570
#define IDR_EFI_DCSRE 571
#define IDR_EFI_DCSBOOT32 572
#define IDR_EFI_DCSINT32 573
#define IDR_EFI_DCSCFG32 574
#define IDR_EFI_LEGACYSPEAKER32 575
#define IDR_EFI_DCSBML32 576
#define IDR_EFI_DCSRE32 577
#define IDC_HW_AES_LABEL_LINK 5000
#define IDC_HW_AES 5001
#define IDC_PARALLELIZATION_LABEL_LINK 5002
@@ -220,7 +226,7 @@
#ifdef APSTUDIO_INVOKED
#ifndef APSTUDIO_READONLY_SYMBOLS
#define _APS_NO_MFC 1
#define _APS_NEXT_RESOURCE_VALUE 572
#define _APS_NEXT_RESOURCE_VALUE 578
#define _APS_NEXT_COMMAND_VALUE 40001
#define _APS_NEXT_CONTROL_VALUE 5141
#define _APS_NEXT_SYMED_VALUE 101
src/Release/Setup Files/VeraCrypt User Guide.pdf
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