VeraCrypt
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Diffstat (limited to 'src/Common/BootEncryption.cpp')
-rw-r--r--src/Common/BootEncryption.cpp97
1 files changed, 67 insertions, 30 deletions
diff --git a/src/Common/BootEncryption.cpp b/src/Common/BootEncryption.cpp
index b1d55e01..cd7ea79a 100644
--- a/src/Common/BootEncryption.cpp
+++ b/src/Common/BootEncryption.cpp
@@ -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);