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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2020-01-22 11:46:37 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2020-01-22 18:20:11 +0100 |
| commit | be1aee00340f40f9c81676d8b65f728f4a34cd9b (patch) | |
| tree | 8b793876db52e6d4bd5cb8170e8705145acb86a6 /src/ExpandVolume/ExpandVolume.c | |
| parent | 56775af8d7578bfb5fd5d938def23ba32e4e7bb2 (diff) | |
| download | VeraCrypt-be1aee00340f40f9c81676d8b65f728f4a34cd9b.tar.gz VeraCrypt-be1aee00340f40f9c81676d8b65f728f4a34cd9b.zip | |
Windows: Fix regression in Expander and Format when RAM encryption is enable that was causing volume headers to be corrupted.
Diffstat (limited to 'src/ExpandVolume/ExpandVolume.c')
| -rw-r--r-- | src/ExpandVolume/ExpandVolume.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/ExpandVolume/ExpandVolume.c b/src/ExpandVolume/ExpandVolume.c index 8db2b573..73878bbb 100644 --- a/src/ExpandVolume/ExpandVolume.c +++ b/src/ExpandVolume/ExpandVolume.c @@ -512,6 +512,10 @@ static int ExpandVolume (HWND hwndDlg, wchar_t *lpszVolume, Password *pVolumePas BOOL backupHeader; byte *wipeBuffer = NULL; uint32 workChunkSize = TC_VOLUME_HEADER_GROUP_SIZE; +#ifdef _WIN64 + CRYPTO_INFO tmpCI; + PCRYPTO_INFO cryptoInfoBackup = NULL; +#endif if (pVolumePassword->Length == 0) return -1; @@ -851,6 +855,17 @@ static int ExpandVolume (HWND hwndDlg, wchar_t *lpszVolume, Password *pVolumePas else DebugAddProgressDlgStatus(hwndDlg, L"Writing re-encrypted primary header ...\r\n"); +#ifdef _WIN64 + if (IsRamEncryptionEnabled ()) + { + VirtualLock (&tmpCI, sizeof (CRYPTO_INFO)); + memcpy (&tmpCI, cryptoInfo, sizeof (CRYPTO_INFO)); + VcUnprotectKeys (&tmpCI, VcGetEncryptionID (cryptoInfo)); + cryptoInfoBackup = cryptoInfo; + cryptoInfo = &tmpCI; + } +#endif + // Prepare new volume header nStatus = CreateVolumeHeaderInMemory (hwndDlg, FALSE, buffer, @@ -870,6 +885,15 @@ static int ExpandVolume (HWND hwndDlg, wchar_t *lpszVolume, Password *pVolumePas cryptoInfo->SectorSize, FALSE ); // use slow poll +#ifdef _WIN64 + if (IsRamEncryptionEnabled ()) + { + cryptoInfo = cryptoInfoBackup; + burn (&tmpCI, sizeof (CRYPTO_INFO)); + VirtualUnlock (&tmpCI, sizeof (CRYPTO_INFO)); + } +#endif + if (ci != NULL) crypto_close (ci); @@ -901,7 +925,26 @@ static int ExpandVolume (HWND hwndDlg, wchar_t *lpszVolume, Password *pVolumePas PCRYPTO_INFO dummyInfo = NULL; LARGE_INTEGER hiddenOffset; +#ifdef _WIN64 + if (IsRamEncryptionEnabled ()) + { + VirtualLock (&tmpCI, sizeof (CRYPTO_INFO)); + memcpy (&tmpCI, cryptoInfo, sizeof (CRYPTO_INFO)); + VcUnprotectKeys (&tmpCI, VcGetEncryptionID (cryptoInfo)); + cryptoInfoBackup = cryptoInfo; + cryptoInfo = &tmpCI; + } +#endif + nStatus = WriteRandomDataToReservedHeaderAreas (hwndDlg, dev, cryptoInfo, newDataAreaSize, !backupHeader, backupHeader); +#ifdef _WIN64 + if (IsRamEncryptionEnabled ()) + { + cryptoInfo = cryptoInfoBackup; + burn (&tmpCI, sizeof (CRYPTO_INFO)); + VirtualUnlock (&tmpCI, sizeof (CRYPTO_INFO)); + } +#endif if (nStatus != ERR_SUCCESS) goto error; |