+ ConfigRequest info include the info about which questions in current formset need to \r
+ get default value. This function only get these questions default value.\r
+ \r
+ @param FormSet FormSet data structure.\r
+ @param Storage Storage need to update value.\r
+ @param ConfigRequest The config request string.\r
+\r
+**/\r
+VOID\r
+GetDefaultForFormset (\r
+ IN FORM_BROWSER_FORMSET *FormSet,\r
+ IN BROWSER_STORAGE *Storage,\r
+ IN CHAR16 *ConfigRequest\r
+ )\r
+{\r
+ UINT8 *BackUpBuf;\r
+ UINTN BufferSize;\r
+ LIST_ENTRY BackUpList;\r
+ NAME_VALUE_NODE *Node;\r
+ LIST_ENTRY *Link;\r
+ LIST_ENTRY *NodeLink;\r
+ NAME_VALUE_NODE *TmpNode;\r
+ EFI_STATUS Status;\r
+ EFI_STRING Progress;\r
+ EFI_STRING Result;\r
+\r
+ BackUpBuf = NULL;\r
+ InitializeListHead(&BackUpList);\r
+\r
+ //\r
+ // Back update the edit buffer.\r
+ // \r
+ if (Storage->Type == EFI_HII_VARSTORE_BUFFER || \r
+ (Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER)) {\r
+ BackUpBuf = AllocateCopyPool (Storage->Size, Storage->EditBuffer);\r
+ ASSERT (BackUpBuf != NULL);\r
+ } else if (Storage->Type == EFI_HII_VARSTORE_NAME_VALUE) {\r
+ Link = GetFirstNode (&Storage->NameValueListHead);\r
+ while (!IsNull (&Storage->NameValueListHead, Link)) {\r
+ Node = NAME_VALUE_NODE_FROM_LINK (Link);\r
+ Link = GetNextNode (&Storage->NameValueListHead, Link);\r
+\r
+ //\r
+ // Only back Node belong to this formset.\r
+ //\r
+ if (StrStr (Storage->ConfigRequest, Node->Name) == NULL) {\r
+ continue;\r
+ }\r
+\r
+ TmpNode = AllocateCopyPool (sizeof (NAME_VALUE_NODE), Node);\r
+ TmpNode->Name = AllocateCopyPool (StrSize(Node->Name) * sizeof (CHAR16), Node->Name);\r
+ TmpNode->EditValue = AllocateCopyPool (StrSize(Node->EditValue) * sizeof (CHAR16), Node->EditValue);\r
+\r
+ InsertTailList(&BackUpList, &TmpNode->Link);\r
+ }\r
+ }\r
+\r
+ //\r
+ // Get default value.\r
+ //\r
+ ExtractDefault (FormSet, NULL, EFI_HII_DEFAULT_CLASS_STANDARD, FormSetLevel, GetDefaultForStorage, Storage, TRUE);\r
+\r
+ //\r
+ // Update the question value based on the input ConfigRequest.\r
+ //\r
+ if (Storage->Type == EFI_HII_VARSTORE_BUFFER || \r
+ (Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER)) {\r
+ ASSERT (BackUpBuf != NULL);\r
+ BufferSize = Storage->Size;\r
+ Status = mHiiConfigRouting->BlockToConfig(\r
+ mHiiConfigRouting,\r
+ ConfigRequest,\r
+ Storage->EditBuffer,\r
+ BufferSize,\r
+ &Result,\r
+ &Progress\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ \r
+ Status = mHiiConfigRouting->ConfigToBlock (\r
+ mHiiConfigRouting,\r
+ Result,\r
+ BackUpBuf,\r
+ &BufferSize,\r
+ &Progress\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ if (Result != NULL) {\r
+ FreePool (Result);\r
+ }\r
+ \r
+ CopyMem (Storage->EditBuffer, BackUpBuf, Storage->Size);\r
+ FreePool (BackUpBuf);\r
+ } else if (Storage->Type == EFI_HII_VARSTORE_NAME_VALUE) {\r
+ //\r
+ // Update question value, only element in ConfigReqeust will be update.\r
+ //\r
+ Link = GetFirstNode (&BackUpList);\r
+ while (!IsNull (&BackUpList, Link)) {\r
+ Node = NAME_VALUE_NODE_FROM_LINK (Link);\r
+ Link = GetNextNode (&BackUpList, Link);\r
+\r
+ if (StrStr (ConfigRequest, Node->Name) != NULL) {\r
+ continue;\r
+ }\r
+\r
+ NodeLink = GetFirstNode (&Storage->NameValueListHead);\r
+ while (!IsNull (&Storage->NameValueListHead, NodeLink)) {\r
+ TmpNode = NAME_VALUE_NODE_FROM_LINK (NodeLink);\r
+ NodeLink = GetNextNode (&Storage->NameValueListHead, NodeLink);\r
+ \r
+ if (StrCmp (Node->Name, TmpNode->Name) != 0) {\r
+ continue;\r
+ }\r
+\r
+ FreePool (TmpNode->EditValue);\r
+ TmpNode->EditValue = AllocateCopyPool (StrSize(Node->EditValue) * sizeof (CHAR16), Node->EditValue);\r
+\r
+ RemoveEntryList (&Node->Link);\r
+ FreePool (Node->EditValue);\r
+ FreePool (Node->Name);\r
+ FreePool (Node);\r
+ }\r
+ }\r
+\r
+ //\r
+ // Restore the Name/Value node.\r
+ // \r
+ Link = GetFirstNode (&BackUpList);\r
+ while (!IsNull (&BackUpList, Link)) {\r
+ Node = NAME_VALUE_NODE_FROM_LINK (Link);\r
+ Link = GetNextNode (&BackUpList, Link);\r
+ \r
+ //\r
+ // Free this node.\r
+ //\r
+ RemoveEntryList (&Node->Link);\r
+ FreePool (Node->EditValue);\r
+ FreePool (Node->Name);\r
+ FreePool (Node);\r
+ }\r
+ }\r
+}\r
+\r
+/**\r
+ Fill storage's edit copy with settings requested from Configuration Driver.\r
+\r
+ @param FormSet FormSet data structure.\r
+ @param Storage Buffer Storage.\r
+\r
+**/\r
+VOID\r
+LoadStorage (\r
+ IN FORM_BROWSER_FORMSET *FormSet,\r
+ IN FORMSET_STORAGE *Storage\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_STRING Progress;\r
+ EFI_STRING Result;\r
+ CHAR16 *StrPtr;\r
+\r
+ switch (Storage->BrowserStorage->Type) {\r
+ case EFI_HII_VARSTORE_EFI_VARIABLE:\r
+ return;\r
+\r
+ case EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER:\r
+ if (Storage->BrowserStorage->ConfigRequest != NULL) {\r
+ ConfigRequestAdjust(Storage);\r
+ return;\r
+ }\r
+\r
+ Status = gRT->GetVariable (\r
+ Storage->BrowserStorage->Name,\r
+ &Storage->BrowserStorage->Guid,\r
+ NULL,\r
+ (UINTN*)&Storage->BrowserStorage->Size,\r
+ Storage->BrowserStorage->EditBuffer\r
+ );\r
+ //\r
+ // If get variable fail, extract default from IFR binary\r
+ //\r
+ if (EFI_ERROR (Status)) {\r
+ ExtractDefault (FormSet, NULL, EFI_HII_DEFAULT_CLASS_STANDARD, FormSetLevel, GetDefaultForStorage, Storage->BrowserStorage, TRUE);\r
+ }\r