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Windows: Implement PIM caching, both for system encryption and for normal volumes. Add options to activate it in the Preferences and System Settings.

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This commit is contained in:
Mounir IDRASSI
2015-12-20 20:11:50 +01:00
parent 7832d712fd
commit 8f6c08330a
17 changed files with 140 additions and 58 deletions
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6
src/Driver/Ntdriver.c
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@@ -54,6 +54,7 @@ BOOL DriverUnloadDisabled = FALSE;
BOOL PortableMode = FALSE;
BOOL VolumeClassFilterRegistered = FALSE;
BOOL CacheBootPassword = FALSE;
BOOL CacheBootPim = FALSE;
BOOL NonAdminSystemFavoritesAccessDisabled = FALSE;
static size_t EncryptionThreadPoolFreeCpuCountLimit = 0;
static BOOL SystemFavoriteVolumeDirty = FALSE;
@@ -1444,7 +1445,7 @@ NTSTATUS ProcessMainDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION Ex
if (mount->VolumePassword.Length > MAX_PASSWORD || mount->ProtectedHidVolPassword.Length > MAX_PASSWORD
|| mount->pkcs5_prf < 0 || mount->pkcs5_prf > LAST_PRF_ID
|| mount->VolumePim < 0 || mount->VolumePim == INT_MAX
|| mount->VolumePim < -1 || mount->VolumePim == INT_MAX
|| mount->ProtectedHidVolPkcs5Prf < 0 || mount->ProtectedHidVolPkcs5Prf > LAST_PRF_ID
|| (mount->bTrueCryptMode != FALSE && mount->bTrueCryptMode != TRUE)
)
@@ -3293,6 +3294,9 @@ NTSTATUS ReadRegistryConfigFlags (BOOL driverEntry)
if (flags & TC_DRIVER_CONFIG_DISABLE_NONADMIN_SYS_FAVORITES_ACCESS)
NonAdminSystemFavoritesAccessDisabled = TRUE;
if (flags & TC_DRIVER_CONFIG_CACHE_BOOT_PIM)
CacheBootPim = TRUE;
}
EnableHwEncryption ((flags & TC_DRIVER_CONFIG_DISABLE_HARDWARE_ENCRYPTION) ? FALSE : TRUE);