MdeModulePkg Variable: Implement VarCheck PROTOCOL

[mirror_edk2.git] / MdeModulePkg / Universal / Variable / RuntimeDxe / VariableDxe.c

diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableDxe.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableDxe.c
index 2b7b0ecfb7ea10c948af3753300c5dd654c58fdf..2aa04f1fef8aee935a0d9764de388f03bdd09f40 100644 (file)
--- a/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableDxe.c
+++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableDxe.c
@@ -4,7 +4,7 @@
   and volatile storage space and install variable architecture protocol.\r
   \r
 Copyright (C) 2013, Red Hat, Inc.\r
-Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials                          \r
 are licensed and made available under the terms and conditions of the BSD License         \r
 which accompanies this distribution.  The full text of the license may be found at        \r
@@ -23,8 +23,14 @@ EFI_HANDLE                     mHandle                    = NULL;
 EFI_EVENT                      mVirtualAddressChangeEvent = NULL;\r
 EFI_EVENT                      mFtwRegistration           = NULL;\r
 extern LIST_ENTRY              mLockedVariableList;\r
+extern LIST_ENTRY              mVarCheckVariableList;\r
+extern UINT32                  mNumberOfHandler;\r
+extern VAR_CHECK_SET_VARIABLE_CHECK_HANDLER *mHandlerTable;\r
 extern BOOLEAN                 mEndOfDxe;\r
 EDKII_VARIABLE_LOCK_PROTOCOL   mVariableLock              = { VariableLockRequestToLock };\r
+EDKII_VAR_CHECK_PROTOCOL       mVarCheck                  = { VarCheckRegisterSetVariableCheckHandler,\r
+                                                              VarCheckVariablePropertySet,\r
+                                                              VarCheckVariablePropertyGet };\r
 \r
 /**\r
   Return TRUE if ExitBootServices () has been called.\r
@@ -222,9 +228,8 @@ VariableClassAddressChangeEvent (
   IN VOID                                 *Context\r
   )\r
 {\r
-  LIST_ENTRY     *Link;\r
-  VARIABLE_ENTRY *Entry;\r
   EFI_STATUS     Status;\r
+  UINTN          Index;\r
 \r
   EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->FvbInstance->GetBlockSize);\r
   EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->FvbInstance->GetPhysicalAddress);\r
@@ -242,23 +247,16 @@ VariableClassAddressChangeEvent (
   EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->VariableGlobal.HobVariableBase);\r
   EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal);\r
   EfiConvertPointer (0x0, (VOID **) &mNvVariableCache);  \r
-\r
-  //\r
-  // in the list of locked variables, convert the name pointers first\r
-  //\r
-  for ( Link = GetFirstNode (&mLockedVariableList)\r
-      ; !IsNull (&mLockedVariableList, Link)\r
-      ; Link = GetNextNode (&mLockedVariableList, Link)\r
-      ) {\r
-    Entry = BASE_CR (Link, VARIABLE_ENTRY, Link);\r
-    Status = EfiConvertPointer (0x0, (VOID **) &Entry->Name);\r
-    ASSERT_EFI_ERROR (Status);\r
+  EfiConvertPointer (0x0, (VOID **) &mHandlerTable);\r
+  for (Index = 0; Index < mNumberOfHandler; Index++) {\r
+    EfiConvertPointer (0x0, (VOID **) &mHandlerTable[Index]);\r
   }\r
-  //\r
-  // second, convert the list itself using UefiRuntimeLib\r
-  //\r
+\r
   Status = EfiConvertList (0x0, &mLockedVariableList);\r
   ASSERT_EFI_ERROR (Status);\r
+\r
+  Status = EfiConvertList (0x0, &mVarCheckVariableList);\r
+  ASSERT_EFI_ERROR (Status);\r
 }\r
 \r
 \r
@@ -442,6 +440,14 @@ VariableServiceInitialize (
                   );\r
   ASSERT_EFI_ERROR (Status);\r
 \r
+  Status = gBS->InstallMultipleProtocolInterfaces (\r
+                  &mHandle,\r
+                  &gEdkiiVarCheckProtocolGuid,\r
+                  &mVarCheck,\r
+                  NULL\r
+                  );\r
+  ASSERT_EFI_ERROR (Status);\r
+\r
   SystemTable->RuntimeServices->GetVariable         = VariableServiceGetVariable;\r
   SystemTable->RuntimeServices->GetNextVariableName = VariableServiceGetNextVariableName;\r
   SystemTable->RuntimeServices->SetVariable         = VariableServiceSetVariable;\r