85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/** @file
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The header file for variable lock service.
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;******************************************************************************
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;* Copyright (c) 2014 - 2021, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#ifndef _VARIABLE_POLICY_H_
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#define _VARIABLE_POLICY_H_
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#include "Variable.h"
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EFI_STATUS
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EFIAPI
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ProtocolDisableVariablePolicy (
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VOID
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);
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EFI_STATUS
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EFIAPI
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ProtocolIsVariablePolicyEnabled (
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OUT BOOLEAN *State
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);
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EFI_STATUS
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EFIAPI
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ProtocolRegisterVariablePolicy (
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IN CONST VARIABLE_POLICY_ENTRY *NewPolicy
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);
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EFI_STATUS
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EFIAPI
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ProtocolDumpVariablePolicy (
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OUT UINT8 *Policy OPTIONAL,
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IN OUT UINT32 *Size
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);
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EFI_STATUS
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EFIAPI
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ProtocolLockVariablePolicy (
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VOID
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);
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VOID
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ConvertVariablePolicyTable (
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VOID
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);
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/**
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This API function checks to see whether the parameters to SetVariable would
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be allowed according to the current variable policies.
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@param[in] VariableName Same as EFI_SET_VARIABLE.
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@param[in] VendorGuid Same as EFI_SET_VARIABLE.
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@param[in] Attributes Same as EFI_SET_VARIABLE.
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@param[in] DataSize Same as EFI_SET_VARIABLE.
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@param[in] Data Same as EFI_SET_VARIABLE.
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@retval EFI_SUCCESS A matching policy allows this update.
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@retval EFI_SUCCESS There are currently no policies that restrict this update.
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@retval EFI_SUCCESS The protections have been disable until the next reboot.
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@retval EFI_WRITE_PROTECTED Variable is currently locked.
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@retval EFI_INVALID_PARAMETER Attributes or size are invalid.
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@retval EFI_ABORTED A lock policy exists, but an error prevented evaluation.
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@retval EFI_NOT_READY Library has not been initialized.
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**/
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EFI_STATUS
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EFIAPI
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ValidateSetVariable (
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IN CHAR16 *VariableName,
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IN EFI_GUID *VendorGuid,
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IN UINT32 Attributes,
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IN UINTN DataSize,
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IN VOID *Data
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);
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#endif
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