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Windows driver: Set maximum values for encryption queue parameters. Add IOCTL code to read used values from user space maximum value for EncryptionFragmentSize is 2048 maximum value for EncryptionIoRequestCount is 8192 maximum value for EncryptionItemCount is (EncryptionIoRequestCount/2)

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This commit is contained in:
Mounir IDRASSI
2021-12-30 00:34:52 +01:00
parent fac35ab08a
commit f63c2ec13c
3 changed files with 27 additions and 3 deletions
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9
src/Common/Apidrvr.h
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@@ -127,6 +127,8 @@
#define VC_IOCTL_IS_RAM_ENCRYPTION_ENABLED TC_IOCTL (42)
#define VC_IOCTL_ENCRYPTION_QUEUE_PARAMS TC_IOCTL (43)
// Legacy IOCTLs used before version 5.0
#define TC_IOCTL_LEGACY_GET_DRIVER_VERSION 466968
#define TC_IOCTL_LEGACY_GET_MOUNTED_VOLUMES 466948
@@ -390,6 +392,13 @@ typedef struct
BOOL HwEncryptionEnabled;
} GetSystemDriveDumpConfigRequest;
typedef struct
{
int EncryptionIoRequestCount;
int EncryptionItemCount;
int EncryptionFragmentSize;
} EncryptionQueueParameters;
#pragma pack (pop)
#define DRIVER_STR WIDE