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Securitypkg/hddpassword: Update HddPasswordDxeInit to use Variable Policy

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REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4408

Cc: Jiewen Yao   <jiewen.yao@intel.com>
Cc: Maggie Chu   <maggie.chu@intel.com>
Cc: Kumar Rahul  <rahul.r.kumar@intel.com>
Signed-off-by: Linus Liu <linus.liu@intel.com>
Reviewed-by: Jiewen Yao   <jiewen.yao@intel.com>
This commit is contained in:
Linus Liu
2023-05-08 12:20:51 +08:00
committed by mergify[bot]
parent 8dbf868e02
commit d89492456f
4 changed files with 20 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
SecurityPkg/HddPassword/HddPasswordDxe.c
View File

@@ -9,6 +9,7 @@
**/
#include "HddPasswordDxe.h"
#include <Library/VariablePolicyHelperLib.h>
EFI_GUID mHddPasswordVendorGuid = HDD_PASSWORD_CONFIG_GUID;
CHAR16 mHddPasswordVendorStorageName[] = L"HDD_PASSWORD_CONFIG";
@@ -2818,11 +2819,11 @@ HddPasswordDxeInit (
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
HDD_PASSWORD_DXE_PRIVATE_DATA *Private;
VOID *Registration;
EFI_EVENT EndOfDxeEvent;
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
EFI_STATUS Status;
HDD_PASSWORD_DXE_PRIVATE_DATA *Private;
VOID *Registration;
EFI_EVENT EndOfDxeEvent;
EDKII_VARIABLE_POLICY_PROTOCOL *VariablePolicy;
Private = NULL;
@@ -2858,13 +2859,18 @@ HddPasswordDxeInit (
//
// Make HDD_PASSWORD_VARIABLE_NAME variable read-only.
//
Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **)&VariableLock);
Status = gBS->LocateProtocol (&gEdkiiVariablePolicyProtocolGuid, NULL, (VOID **)&VariablePolicy);
if (!EFI_ERROR (Status)) {
Status = VariableLock->RequestToLock (
VariableLock,
HDD_PASSWORD_VARIABLE_NAME,
&mHddPasswordVendorGuid
);
Status = RegisterBasicVariablePolicy (
VariablePolicy,
&mHddPasswordVendorGuid,
HDD_PASSWORD_VARIABLE_NAME,
VARIABLE_POLICY_NO_MIN_SIZE,
VARIABLE_POLICY_NO_MAX_SIZE,
VARIABLE_POLICY_NO_MUST_ATTR,
VARIABLE_POLICY_NO_CANT_ATTR,
VARIABLE_POLICY_TYPE_LOCK_NOW
);
DEBUG ((DEBUG_INFO, "%a(): Lock %s variable (%r)\n", __func__, HDD_PASSWORD_VARIABLE_NAME, Status));
ASSERT_EFI_ERROR (Status);
}