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Add the EDKII_VARIABLE_LOCK_PROTOCOL implementation in SecurityPkg variable drivers.

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Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14378 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2013-05-20 07:10:10 +00:00
parent 51547bb879
commit 6ab9f44138
8 changed files with 356 additions and 22 deletions
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32
SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.h
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@@ -21,6 +21,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Protocol/FaultTolerantWrite.h>
#include <Protocol/FirmwareVolumeBlock.h>
#include <Protocol/Variable.h>
#include <Protocol/VariableLock.h>
#include <Library/PcdLib.h>
#include <Library/HobLib.h>
#include <Library/UefiDriverEntryPoint.h>
@@ -106,6 +107,12 @@ typedef struct {
VOID *Data;
} VARIABLE_CACHE_ENTRY;
typedef struct {
EFI_GUID Guid;
CHAR16 *Name;
LIST_ENTRY Link;
} VARIABLE_ENTRY;
/**
Flush the HOB variable to flash.
@@ -577,7 +584,30 @@ VariableServiceQueryVariableInfo (
OUT UINT64 *RemainingVariableStorageSize,
OUT UINT64 *MaximumVariableSize
);
/**
Mark a variable that will become read-only after leaving the DXE phase of execution.
@param[in] This The VARIABLE_LOCK_PROTOCOL instance.
@param[in] VariableName A pointer to the variable name that will be made read-only subsequently.
@param[in] VendorGuid A pointer to the vendor GUID that will be made read-only subsequently.
@retval EFI_SUCCESS The variable specified by the VariableName and the VendorGuid was marked
as pending to be read-only.
@retval EFI_INVALID_PARAMETER VariableName or VendorGuid is NULL.
Or VariableName is an empty string.
@retval EFI_ACCESS_DENIED EFI_END_OF_DXE_EVENT_GROUP_GUID or EFI_EVENT_GROUP_READY_TO_BOOT has
already been signaled.
@retval EFI_OUT_OF_RESOURCES There is not enough resource to hold the lock request.
**/
EFI_STATUS
EFIAPI
VariableLockRequestToLock (
IN CONST EDKII_VARIABLE_LOCK_PROTOCOL *This,
IN CHAR16 *VariableName,
IN EFI_GUID *VendorGuid
);
extern VARIABLE_MODULE_GLOBAL *mVariableModuleGlobal;
#endif