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Windows: fill unused/reserved header areas with the result of encryption of random data instead of the encryption of zeros for better entropy of resulting random data.

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Mounir IDRASSI
2016-08-15 00:37:26 +02:00
parent 67031da928
commit 24560eae1d
6 changed files with 14 additions and 7 deletions
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src/Common/Volumes.h
+1 -1
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@@ -147,7 +147,7 @@ void ComputeBootloaderFingerprint (byte *bootLoaderBuf, unsigned int bootLoaderS
int CreateVolumeHeaderInMemory (HWND hwndDlg, BOOL bBoot, char *encryptedHeader, int ea, int mode, Password *password, int pkcs5_prf, int pim, char *masterKeydata, PCRYPTO_INFO *retInfo, unsigned __int64 volumeSize, unsigned __int64 hiddenVolumeSize, unsigned __int64 encryptedAreaStart, unsigned __int64 encryptedAreaLength, uint16 requiredProgramVersion, uint32 headerFlags, uint32 sectorSize, BOOL bWipeMode);
BOOL ReadEffectiveVolumeHeader (BOOL device, HANDLE fileHandle, byte *header, DWORD *bytesRead);
BOOL WriteEffectiveVolumeHeader (BOOL device, HANDLE fileHandle, byte *header);
int WriteRandomDataToReservedHeaderAreas (HWND hwndDlg, HANDLE dev, CRYPTO_INFO *cryptoInfo, uint64 dataAreaSize, BOOL bPrimaryOnly, BOOL bBackupOnly);
int WriteRandomDataToReservedHeaderAreas (HWND hwndDlg, HANDLE dev, CRYPTO_INFO *cryptoInfo, uint64 dataAreaSize, BOOL bPrimaryOnly, BOOL bBackupOnly, BOOL bInPlaceEnc);
#endif
#endif // !TC_HEADER_Volume_VolumeHeader