diff options
Diffstat (limited to 'MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c')
| -rw-r--r-- | MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c | 1924 |
1 files changed, 1842 insertions, 82 deletions
diff --git a/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c b/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c index 32cdecb973..6b278afe17 100644 --- a/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c +++ b/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c @@ -1,7 +1,7 @@ /** @file
Implementation of interfaces function for EFI_HII_CONFIG_ROUTING_PROTOCOL.
-Copyright (c) 2007 - 2009, Intel Corporation
+Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -14,6 +14,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include "HiiDatabase.h"
+extern HII_DATABASE_PRIVATE_DATA mPrivate;
/**
Calculate the number of Unicode characters of the incoming Configuration string,
@@ -32,7 +33,7 @@ CalculateConfigStringLen ( IN EFI_STRING String
)
{
- UINTN Length;
+ EFI_STRING TmpPtr;
//
// "GUID=" should be the first element of incoming string.
@@ -40,19 +41,16 @@ CalculateConfigStringLen ( ASSERT (String != NULL);
ASSERT (StrnCmp (String, L"GUID=", StrLen (L"GUID=")) == 0);
- Length = StrLen (L"GUID=");
- String += Length;
-
//
// The beginning of next <ConfigRequest>/<ConfigResp> should be "&GUID=".
// Will meet '\0' if there is only one <ConfigRequest>/<ConfigResp>.
- //
- while (*String != 0 && StrnCmp (String, L"&GUID=", StrLen (L"&GUID=")) != 0) {
- Length++;
- String++;
+ //
+ TmpPtr = StrStr (String, L"&GUID=");
+ if (TmpPtr == NULL) {
+ return StrLen (String);
}
- return Length;
+ return (TmpPtr - String);
}
@@ -153,16 +151,28 @@ GetDevicePath ( VOID
EFIAPI
HiiToLower (
- IN OUT CHAR16 *Str
+ IN EFI_STRING ConfigString
)
{
- CHAR16 *Ptr;
-
- for (Ptr = Str; *Ptr != L'\0'; Ptr++) {
- if (*Ptr >= L'A' && *Ptr <= L'Z') {
- *Ptr = (CHAR16) (*Ptr - L'A' + L'a');
+ EFI_STRING String;
+ BOOLEAN Lower;
+
+ ASSERT (ConfigString != NULL);
+
+ //
+ // Convert all hex digits in range [A-F] in the configuration header to [a-f]
+ //
+ for (String = ConfigString, Lower = FALSE; *String != L'\0'; String++) {
+ if (*String == L'=') {
+ Lower = TRUE;
+ } else if (*String == L'&') {
+ Lower = FALSE;
+ } else if (Lower && *String >= L'A' && *String <= L'F') {
+ *String = (CHAR16) (*String - L'A' + L'a');
}
}
+
+ return;
}
/**
@@ -172,12 +182,16 @@ HiiToLower ( @param String A constant string which is the prefix of the to be
generated string, e.g. GUID=
+
@param BufferLen The length of the Buffer in bytes.
+
@param Buffer Points to a buffer which will be converted to be the
- content of the generated string.
- @param Flag If 1, the buffer contains data for the value of GUID or PATH stored in
- UINT8 *; if 2, the buffer contains unicode string for the value of NAME;
- if 3, the buffer contains other data.
+ content of the generated string.
+
+ @param Flag If 1, the buffer contains data for the value of GUID or PATH stored in
+ UINT8 *; if 2, the buffer contains unicode string for the value of NAME;
+ if 3, the buffer contains other data.
+
@param SubStr Points to the output string. It's caller's
responsibility to free this buffer.
@@ -207,7 +221,10 @@ GenerateSubStr ( ASSERT (*SubStr != NULL);
return ;
}
-
+
+ //
+ // Header + Data + '&' + '\0'
+ //
Length = StrLen (String) + BufferLen * 2 + 1 + 1;
Str = AllocateZeroPool (Length * sizeof (CHAR16));
ASSERT (Str != NULL);
@@ -233,7 +250,7 @@ GenerateSubStr ( // Check buffer is enough
//
TemName = (CHAR16 *) Buffer;
- ASSERT (Length < ((StrLen (TemName) * 4 + 1) * sizeof (CHAR16)));
+ ASSERT ((BufferLen * 2 + 1) >= (StrLen (TemName) * 4 + 1));
//
// Convert Unicode String to Config String, e.g. "ABCD" => "0041004200430044"
//
@@ -257,8 +274,8 @@ GenerateSubStr ( //
// Convert the uppercase to lowercase since <HexAf> is defined in lowercase format.
//
- HiiToLower (StringHeader);
- StrCat (Str, L"&");
+ StrCat (Str, L"&");
+ HiiToLower (Str);
*SubStr = Str;
}
@@ -292,6 +309,13 @@ OutputConfigBody ( if (String == NULL || ConfigBody == NULL) {
return EFI_INVALID_PARAMETER;
}
+
+ //
+ // The setting information should start OFFSET, not ALTCFG.
+ //
+ if (StrnCmp (String, L"&ALTCFG=", StrLen (L"&ALTCFG=")) == 0) {
+ return EFI_INVALID_PARAMETER;
+ }
TmpPtr = StrStr (String, L"GUID=");
if (TmpPtr == NULL) {
@@ -316,7 +340,6 @@ OutputConfigBody ( *(Result + Length - 1) = 0;
*ConfigBody = Result;
return EFI_SUCCESS;
-
}
/**
@@ -419,7 +442,7 @@ GetValueOfNumber ( *Len = StringPtr - TmpPtr;
Length = *Len + 1;
- Str = (EFI_STRING) AllocateZeroPool (Length * sizeof (EFI_STRING));
+ Str = (EFI_STRING) AllocateZeroPool (Length * sizeof (CHAR16));
if (Str == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto Exit;
@@ -457,6 +480,1535 @@ Exit: return Status;
}
+/**
+ This function merges DefaultAltCfgResp string into AltCfgResp string for
+ the missing AltCfgId in AltCfgResq.
+
+ @param AltCfgResp Pointer to a null-terminated Unicode string in
+ <ConfigAltResp> format. The default value string
+ will be merged into it.
+ @param DefaultAltCfgResp Pointer to a null-terminated Unicode string in
+ <MultiConfigAltResp> format. The default value
+ string may contain more than one ConfigAltResp
+ string for the different varstore buffer.
+
+ @retval EFI_SUCCESS The merged string returns.
+ @retval EFI_INVALID_PARAMETER *AltCfgResp is to NULL.
+**/
+EFI_STATUS
+EFIAPI
+MergeDefaultString (
+ IN OUT EFI_STRING *AltCfgResp,
+ IN EFI_STRING DefaultAltCfgResp
+ )
+{
+ EFI_STRING StringPtrDefault;
+ EFI_STRING StringPtrEnd;
+ CHAR16 TempChar;
+ EFI_STRING StringPtr;
+ EFI_STRING AltConfigHdr;
+ UINTN HeaderLength;
+ UINTN SizeAltCfgResp;
+
+ if (*AltCfgResp == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ //
+ // Get the requestr ConfigHdr
+ //
+ SizeAltCfgResp = 0;
+ StringPtr = *AltCfgResp;
+
+ //
+ // Find <ConfigHdr> GUID=...&NAME=...&PATH=...
+ //
+ if (StrnCmp (StringPtr, L"GUID=", StrLen (L"GUID=")) != 0) {
+ return EFI_INVALID_PARAMETER;
+ }
+ while (*StringPtr != L'\0' && StrnCmp (StringPtr, L"&NAME=", StrLen (L"&NAME=")) != 0) {
+ StringPtr++;
+ }
+ while (*StringPtr != L'\0' && StrnCmp (StringPtr, L"&PATH=", StrLen (L"&PATH=")) != 0) {
+ StringPtr++;
+ }
+ if (*StringPtr == L'\0') {
+ return EFI_INVALID_PARAMETER;
+ }
+ StringPtr += StrLen (L"&PATH=");
+ while (*StringPtr != L'\0' && *StringPtr != L'&') {
+ StringPtr ++;
+ }
+ HeaderLength = StringPtr - *AltCfgResp;
+
+ //
+ // Construct AltConfigHdr string "&<ConfigHdr>&ALTCFG=XXXX\0"
+ // |1| StrLen (ConfigHdr) | 8 | 4 | 1 |
+ //
+ AltConfigHdr = AllocateZeroPool ((1 + HeaderLength + 8 + 4 + 1) * sizeof (CHAR16));
+ if (AltConfigHdr == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ StrCpy (AltConfigHdr, L"&");
+ StrnCat (AltConfigHdr, *AltCfgResp, HeaderLength);
+ StrCat (AltConfigHdr, L"&ALTCFG=");
+ HeaderLength = StrLen (AltConfigHdr);
+
+ StringPtrDefault = StrStr (DefaultAltCfgResp, AltConfigHdr);
+ while (StringPtrDefault != NULL) {
+ //
+ // Get AltCfg Name
+ //
+ StrnCat (AltConfigHdr, StringPtrDefault + HeaderLength, 4);
+ StringPtr = StrStr (*AltCfgResp, AltConfigHdr);
+
+ //
+ // Append the found default value string to the input AltCfgResp
+ //
+ if (StringPtr == NULL) {
+ StringPtrEnd = StrStr (StringPtrDefault + 1, L"&GUID");
+ SizeAltCfgResp = StrSize (*AltCfgResp);
+ if (StringPtrEnd == NULL) {
+ //
+ // No more default string is found.
+ //
+ *AltCfgResp = (EFI_STRING) ReallocatePool (
+ SizeAltCfgResp,
+ SizeAltCfgResp + StrSize (StringPtrDefault),
+ (VOID *) (*AltCfgResp)
+ );
+ StrCat (*AltCfgResp, StringPtrDefault);
+ break;
+ } else {
+ TempChar = *StringPtrEnd;
+ *StringPtrEnd = L'\0';
+ *AltCfgResp = (EFI_STRING) ReallocatePool (
+ SizeAltCfgResp,
+ SizeAltCfgResp + StrSize (StringPtrDefault),
+ (VOID *) (*AltCfgResp)
+ );
+ StrCat (*AltCfgResp, StringPtrDefault);
+ *StringPtrEnd = TempChar;
+ }
+ }
+
+ //
+ // Find next AltCfg String
+ //
+ *(AltConfigHdr + HeaderLength) = L'\0';
+ StringPtrDefault = StrStr (StringPtrDefault + 1, AltConfigHdr);
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ This function finds the matched DefaultName for the input DefaultId
+
+ @param DefaultIdArray Array stores the map table between DefaultId and DefaultName.
+ @param VarDefaultId Default Id
+ @param VarDefaultName Default Name string ID for the input default ID.
+
+ @retval EFI_SUCCESS The mapped default name string ID is found.
+ @retval EFI_NOT_FOUND The mapped default name string ID is not found.
+**/
+EFI_STATUS
+FindDefaultName (
+ IN IFR_DEFAULT_DATA *DefaultIdArray,
+ IN UINT16 VarDefaultId,
+ OUT EFI_STRING_ID *VarDefaultName
+ )
+{
+ LIST_ENTRY *Link;
+ IFR_DEFAULT_DATA *DefaultData;
+
+ for (Link = DefaultIdArray->Entry.ForwardLink; Link != &DefaultIdArray->Entry; Link = Link->ForwardLink) {
+ DefaultData = BASE_CR (Link, IFR_DEFAULT_DATA, Entry);
+ if (DefaultData->DefaultId == VarDefaultId) {
+ *VarDefaultName = DefaultData->DefaultName;
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+/**
+ This function inserts new DefaultValueData into the BlockData DefaultValue array.
+
+ @param BlockData The BlockData is updated to add new default value.
+ @param DefaultValueData The DefaultValue is added.
+
+**/
+VOID
+InsertDefaultValue (
+ IN IFR_BLOCK_DATA *BlockData,
+ IN IFR_DEFAULT_DATA *DefaultValueData
+ )
+{
+ LIST_ENTRY *Link;
+ IFR_DEFAULT_DATA *DefaultValueArray;
+
+ for (Link = BlockData->DefaultValueEntry.ForwardLink; Link != &BlockData->DefaultValueEntry; Link = Link->ForwardLink) {
+ DefaultValueArray = BASE_CR (Link, IFR_DEFAULT_DATA, Entry);
+ if (DefaultValueArray->DefaultId == DefaultValueData->DefaultId) {
+ //
+ // Update the default value array in BlockData.
+ //
+ DefaultValueArray->Value = DefaultValueData->Value;
+ FreePool (DefaultValueData);
+ return;
+ } else if (DefaultValueArray->DefaultId > DefaultValueData->DefaultId) {
+ //
+ // Insert new default value data in the front of this default value array.
+ //
+ InsertTailList (Link, &DefaultValueData->Entry);
+ return;
+ }
+ }
+
+ //
+ // Insert new default value data in tail.
+ //
+ InsertTailList (Link, &DefaultValueData->Entry);
+ return;
+}
+
+/**
+ This function inserts new BlockData into the block link
+
+ @param BlockLink The list entry points to block array.
+ @param BlockData The point to BlockData is added.
+
+**/
+VOID
+InsertBlockData (
+ IN LIST_ENTRY *BlockLink,
+ IN IFR_BLOCK_DATA **BlockData
+ )
+{
+ LIST_ENTRY *Link;
+ IFR_BLOCK_DATA *BlockArray;
+ IFR_BLOCK_DATA *BlockSingleData;
+
+ BlockSingleData = *BlockData;
+
+ //
+ // Insert block data in its Offset and Width order.
+ //
+ for (Link = BlockLink->ForwardLink; Link != BlockLink; Link = Link->ForwardLink) {
+ BlockArray = BASE_CR (Link, IFR_BLOCK_DATA, Entry);
+ if (BlockArray->Offset == BlockSingleData->Offset) {
+ if (BlockArray->Width > BlockSingleData->Width) {
+ //
+ // Insert this block data in the front of block array
+ //
+ InsertTailList (Link, &BlockSingleData->Entry);
+ return;
+ }
+
+ if (BlockArray->Width == BlockSingleData->Width) {
+ //
+ // The same block array has been added.
+ //
+ FreePool (BlockSingleData);
+ *BlockData = BlockArray;
+ return;
+ }
+ } else if (BlockArray->Offset > BlockSingleData->Offset) {
+ //
+ // Insert new block data in the front of block array
+ //
+ InsertTailList (Link, &BlockSingleData->Entry);
+ return;
+ }
+ }
+
+ //
+ // Add new block data into the tail.
+ //
+ InsertTailList (Link, &BlockSingleData->Entry);
+ return;
+}
+
+/**
+ This function checks VarOffset and VarWidth is in the block range.
+
+ @param BlockArray The block array is to be checked.
+ @param VarOffset Offset of var to the structure
+ @param VarWidth Width of var.
+
+ @retval TRUE This Var is in the block range.
+ @retval FALSE This Var is not in the block range.
+**/
+BOOLEAN
+BlockArrayCheck (
+ IN IFR_BLOCK_DATA *RequestBlockArray,
+ IN UINT16 VarOffset,
+ IN UINT16 VarWidth
+ )
+{
+ LIST_ENTRY *Link;
+ IFR_BLOCK_DATA *BlockData;
+
+ //
+ // No Request Block array, all vars are got.
+ //
+ if (RequestBlockArray == NULL) {
+ return TRUE;
+ }
+
+ //
+ // Check the input var is in the request block range.
+ //
+ for (Link = RequestBlockArray->Entry.ForwardLink; Link != &RequestBlockArray->Entry; Link = Link->ForwardLink) {
+ BlockData = BASE_CR (Link, IFR_BLOCK_DATA, Entry);
+ if ((VarOffset >= BlockData->Offset) && ((VarOffset + VarWidth) <= (BlockData->Offset + BlockData->Width))) {
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+/**
+ This function parses Form Package to get the block array and the default
+ value array according to the request ConfigHdr.
+
+ @param Package Pointer to the form package data.
+ @param PackageLength Length of the pacakge.
+ @param ConfigHdr Request string ConfigHdr. If it is NULL,
+ the first found varstore will be as ConfigHdr.
+ @param RequestBlockArray The block array is retrieved from the request string.
+ @param VarStorageData VarStorage structure contains the got block and default value.
+ @param PIfrDefaultIdArray Point to the got default id and default name array.
+
+ @retval EFI_SUCCESS The block array and the default value array are got.
+ @retval EFI_INVALID_PARAMETER The varstore defintion in the differnt form pacakges
+ are conflicted.
+ @retval EFI_OUT_OF_RESOURCES No enough memory.
+**/
+EFI_STATUS
+EFIAPI
+ParseIfrData (
+ IN UINT8 *Package,
+ IN UINT32 PackageLenth,
+ IN EFI_STRING ConfigHdr,
+ IN IFR_BLOCK_DATA *RequestBlockArray,
+ IN OUT IFR_VARSTORAGE_DATA *VarStorageData,
+ OUT IFR_DEFAULT_DATA **PIfrDefaultIdArray
+ )
+{
+ EFI_STATUS Status;
+ UINTN IfrOffset;
+ EFI_IFR_VARSTORE *IfrVarStore;
+ EFI_IFR_OP_HEADER *IfrOpHdr;
+ EFI_IFR_ONE_OF *IfrOneOf;
+ EFI_IFR_ONE_OF_OPTION *IfrOneOfOption;
+ EFI_IFR_DEFAULT *IfrDefault;
+ EFI_IFR_ORDERED_LIST *IfrOrderedList;
+ EFI_IFR_CHECKBOX *IfrCheckBox;
+ EFI_IFR_PASSWORD *IfrPassword;
+ EFI_IFR_STRING *IfrString;
+ IFR_DEFAULT_DATA *DefaultIdArray;
+ IFR_DEFAULT_DATA *DefaultData;
+ IFR_BLOCK_DATA *BlockData;
+ CHAR16 *VarStoreName;
+ UINT16 VarOffset;
+ UINT16 VarWidth;
+ EFI_STRING_ID VarDefaultName;
+ UINT16 VarDefaultId;
+ EFI_STRING GuidStr;
+ EFI_STRING NameStr;
+ EFI_STRING TempStr;
+ UINTN LengthString;
+
+ //
+ // Initialize DefaultIdArray to store the map between DeaultId and DefaultName
+ //
+ LengthString = 0;
+ Status = EFI_SUCCESS;
+ GuidStr = NULL;
+ NameStr = NULL;
+ TempStr = NULL;
+ BlockData = NULL;
+ DefaultData = NULL;
+ DefaultIdArray = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultIdArray == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ InitializeListHead (&DefaultIdArray->Entry);
+
+ //
+ // Go through the form package to parse OpCode one by one.
+ //
+ IfrOffset = sizeof (EFI_HII_PACKAGE_HEADER);
+ while (IfrOffset < PackageLenth) {
+ IfrOpHdr = (EFI_IFR_OP_HEADER *) (Package + IfrOffset);
+
+ switch (IfrOpHdr->OpCode) {
+ case EFI_IFR_VARSTORE_OP:
+ //
+ // VarStore is found. Don't need to search any more.
+ //
+ if (VarStorageData->Size != 0) {
+ break;
+ }
+
+ //
+ // Get the requied varstore information
+ // Add varstore by Guid and Name in ConfigHdr
+ // Make sure Offset is in varstore size and varstoreid
+ //
+ IfrVarStore = (EFI_IFR_VARSTORE *) IfrOpHdr;
+ VarStoreName = AllocateZeroPool (AsciiStrSize ((CHAR8 *)IfrVarStore->Name) * sizeof (CHAR16));
+ if (VarStoreName == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ AsciiStrToUnicodeStr ((CHAR8 *) IfrVarStore->Name, VarStoreName);
+
+ GenerateSubStr (L"GUID=", sizeof (EFI_GUID), (VOID *) &IfrVarStore->Guid, 1, &GuidStr);
+ GenerateSubStr (L"NAME=", StrLen (VarStoreName) * sizeof (CHAR16), (VOID *) VarStoreName, 2, &NameStr);
+ LengthString = StrLen (GuidStr);
+ LengthString = LengthString + StrLen (NameStr) + 1;
+ TempStr = AllocateZeroPool (LengthString * sizeof (CHAR16));
+ if (TempStr == NULL) {
+ FreePool (GuidStr);
+ FreePool (NameStr);
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ StrCpy (TempStr, GuidStr);
+ StrCat (TempStr, NameStr);
+ if (ConfigHdr == NULL || StrnCmp (ConfigHdr, TempStr, StrLen (TempStr)) == 0) {
+ //
+ // Find the matched VarStore
+ //
+ CopyGuid (&VarStorageData->Guid, (EFI_GUID *) (VOID *) &IfrVarStore->Guid);
+ VarStorageData->VarStoreId = IfrVarStore->VarStoreId;
+ VarStorageData->Size = IfrVarStore->Size;
+ VarStorageData->Name = VarStoreName;
+ } else {
+ //
+ // No found, free the allocated memory
+ //
+ FreePool (VarStoreName);
+ }
+ //
+ // Free alllocated temp string.
+ //
+ FreePool (TempStr);
+ FreePool (GuidStr);
+ FreePool (NameStr);
+ break;
+
+ case EFI_IFR_DEFAULTSTORE_OP:
+ //
+ // Add new the map between default id and default name.
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = ((EFI_IFR_DEFAULTSTORE *) IfrOpHdr)->DefaultId;
+ DefaultData->DefaultName = ((EFI_IFR_DEFAULTSTORE *) IfrOpHdr)->DefaultName;
+ InsertTailList (&DefaultIdArray->Entry, &DefaultData->Entry);
+ DefaultData = NULL;
+ break;
+
+ case EFI_IFR_FORM_OP:
+ //
+ // No matched varstore is found and directly return.
+ //
+ if (VarStorageData->Size == 0) {
+ Status = EFI_SUCCESS;
+ goto Done;
+ }
+ break;
+
+ case EFI_IFR_ONE_OF_OP:
+ case EFI_IFR_NUMERIC_OP:
+ //
+ // Numeric and OneOf has the same opcode structure.
+ //
+
+ //
+ // Check whether this question is for the requested varstore.
+ //
+ IfrOneOf = (EFI_IFR_ONE_OF *) IfrOpHdr;
+ if (IfrOneOf->Question.VarStoreId != VarStorageData->VarStoreId) {
+ break;
+ }
+
+ //
+ // Get Offset/Width by Question header and OneOf Flags
+ //
+ VarOffset = IfrOneOf->Question.VarStoreInfo.VarOffset;
+ VarWidth = (UINT16) (1 << (IfrOneOf->Flags & EFI_IFR_NUMERIC_SIZE));
+ //
+ // Check whether this question is in requested block array.
+ //
+ if (!BlockArrayCheck (RequestBlockArray, VarOffset, VarWidth)) {
+ //
+ // This question is not in the requested string. Skip it.
+ //
+ break;
+ }
+
+ //
+ // Check this var question is in the var storage
+ //
+ if ((VarOffset + VarWidth) > VarStorageData->Size) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = VarOffset;
+ BlockData->Width = VarWidth;
+ BlockData->QuestionId = IfrOneOf->Question.QuestionId;
+ BlockData->OpCode = IfrOpHdr->OpCode;
+ BlockData->Scope = IfrOpHdr->Scope;
+ InitializeListHead (&BlockData->DefaultValueEntry);
+ //
+ // Add Block Data into VarStorageData BlockEntry
+ //
+ InsertBlockData (&VarStorageData->BlockEntry, &BlockData);
+ break;
+
+ case EFI_IFR_ORDERED_LIST_OP:
+ //
+ // offset by question header
+ // width by EFI_IFR_ORDERED_LIST MaxContainers * OneofOption Type
+ // no default value and default id, how to define its default value?
+ //
+
+ //
+ // Check whether this question is for the requested varstore.
+ //
+ IfrOrderedList = (EFI_IFR_ORDERED_LIST *) IfrOpHdr;
+ if (IfrOrderedList->Question.VarStoreId != VarStorageData->VarStoreId) {
+ break;
+ }
+
+ //
+ // Get Offset/Width by Question header and OneOf Flags
+ //
+ VarOffset = IfrOrderedList->Question.VarStoreInfo.VarOffset;
+ VarWidth = IfrOrderedList->MaxContainers;
+
+ //
+ // Check whether this question is in requested block array.
+ //
+ if (!BlockArrayCheck (RequestBlockArray, VarOffset, VarWidth)) {
+ //
+ // This question is not in the requested string. Skip it.
+ //
+ break;
+ }
+
+ //
+ // Check this var question is in the var storage
+ //
+ if ((VarOffset + VarWidth) > VarStorageData->Size) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = VarOffset;
+ BlockData->Width = VarWidth;
+ BlockData->QuestionId = IfrOrderedList->Question.QuestionId;
+ BlockData->OpCode = IfrOpHdr->OpCode;
+ BlockData->Scope = IfrOpHdr->Scope;
+ InitializeListHead (&BlockData->DefaultValueEntry);
+
+ //
+ // Add Block Data into VarStorageData BlockEntry
+ //
+ InsertBlockData (&VarStorageData->BlockEntry, &BlockData);
+ break;
+
+ case EFI_IFR_CHECKBOX_OP:
+ //
+ // EFI_IFR_DEFAULT_OP
+ // offset by question header
+ // width is 1 sizeof (BOOLEAN)
+ // default id by CheckBox Flags if CheckBox flags (Default or Mau) is set, the default value is 1 to be set.
+ // value by DefaultOption
+ // default id by DeaultOption DefaultId can override CheckBox Flags and Default value.
+ //
+
+ //
+ // Check whether this question is for the requested varstore.
+ //
+ IfrCheckBox = (EFI_IFR_CHECKBOX *) IfrOpHdr;
+ if (IfrCheckBox->Question.VarStoreId != VarStorageData->VarStoreId) {
+ break;
+ }
+
+ //
+ // Get Offset/Width by Question header and OneOf Flags
+ //
+ VarOffset = IfrCheckBox->Question.VarStoreInfo.VarOffset;
+ VarWidth = sizeof (BOOLEAN);
+
+ //
+ // Check whether this question is in requested block array.
+ //
+ if (!BlockArrayCheck (RequestBlockArray, VarOffset, VarWidth)) {
+ //
+ // This question is not in the requested string. Skip it.
+ //
+ break;
+ }
+
+ //
+ // Check this var question is in the var storage
+ //
+ if ((VarOffset + VarWidth) > VarStorageData->Size) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = VarOffset;
+ BlockData->Width = VarWidth;
+ BlockData->QuestionId = IfrCheckBox->Question.QuestionId;
+ BlockData->OpCode = IfrOpHdr->OpCode;
+ BlockData->Scope = IfrOpHdr->Scope;
+ InitializeListHead (&BlockData->DefaultValueEntry);
+ //
+ // Add Block Data into VarStorageData BlockEntry
+ //
+ InsertBlockData (&VarStorageData->BlockEntry, &BlockData);
+
+ //
+ // Add default value by CheckBox Flags
+ //
+ if ((IfrCheckBox->Flags & EFI_IFR_CHECKBOX_DEFAULT) == EFI_IFR_CHECKBOX_DEFAULT) {
+ //
+ // Set standard ID to Manufacture ID and Get DefaultName String ID
+ //
+ VarDefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;
+ Status = FindDefaultName (DefaultIdArray, VarDefaultId, &VarDefaultName);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ //
+ // Prepare new DefaultValue
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = VarDefaultId;
+ DefaultData->DefaultName = VarDefaultName;
+ DefaultData->Value = 1;
+ //
+ // Add DefaultValue into current BlockData
+ //
+ InsertDefaultValue (BlockData, DefaultData);
+ }
+
+ if ((IfrCheckBox->Flags & EFI_IFR_CHECKBOX_DEFAULT_MFG) == EFI_IFR_CHECKBOX_DEFAULT_MFG) {
+ //
+ // Set standard ID to Manufacture ID and Get DefaultName String ID
+ //
+ VarDefaultId = EFI_HII_DEFAULT_CLASS_MANUFACTURING;
+ Status = FindDefaultName (DefaultIdArray, VarDefaultId, &VarDefaultName);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ //
+ // Prepare new DefaultValue
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = VarDefaultId;
+ DefaultData->DefaultName = VarDefaultName;
+ DefaultData->Value = 1;
+ //
+ // Add DefaultValue into current BlockData
+ //
+ InsertDefaultValue (BlockData, DefaultData);
+ }
+ break;
+
+ case EFI_IFR_STRING_OP:
+ //
+ // offset by question header
+ // width MaxSize * sizeof (CHAR16)
+ // no default value, only block array
+ //
+
+ //
+ // Check whether this question is for the requested varstore.
+ //
+ IfrString = (EFI_IFR_STRING *) IfrOpHdr;
+ if (IfrString->Question.VarStoreId != VarStorageData->VarStoreId) {
+ break;
+ }
+
+ //
+ // Get Offset/Width by Question header and OneOf Flags
+ //
+ VarOffset = IfrString->Question.VarStoreInfo.VarOffset;
+ VarWidth = (UINT16) (IfrString->MaxSize * sizeof (UINT16));
+
+ //
+ // Check whether this question is in requested block array.
+ //
+ if (!BlockArrayCheck (RequestBlockArray, VarOffset, VarWidth)) {
+ //
+ // This question is not in the requested string. Skip it.
+ //
+ break;
+ }
+
+ //
+ // Check this var question is in the var storage
+ //
+ if ((VarOffset + VarWidth) > VarStorageData->Size) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = VarOffset;
+ BlockData->Width = VarWidth;
+ BlockData->QuestionId = IfrString->Question.QuestionId;
+ BlockData->OpCode = IfrOpHdr->OpCode;
+ InitializeListHead (&BlockData->DefaultValueEntry);
+
+ //
+ // Add Block Data into VarStorageData BlockEntry
+ //
+ InsertBlockData (&VarStorageData->BlockEntry, &BlockData);
+
+ //
+ // No default value for string.
+ //
+ BlockData = NULL;
+ break;
+
+ case EFI_IFR_PASSWORD_OP:
+ //
+ // offset by question header
+ // width MaxSize * sizeof (CHAR16)
+ // no default value, only block array
+ //
+
+ //
+ // Check whether this question is for the requested varstore.
+ //
+ IfrPassword = (EFI_IFR_PASSWORD *) IfrOpHdr;
+ if (IfrPassword->Question.VarStoreId != VarStorageData->VarStoreId) {
+ break;
+ }
+
+ //
+ // Get Offset/Width by Question header and OneOf Flags
+ //
+ VarOffset = IfrPassword->Question.VarStoreInfo.VarOffset;
+ VarWidth = (UINT16) (IfrPassword->MaxSize * sizeof (UINT16));
+
+ //
+ // Check whether this question is in requested block array.
+ //
+ if (!BlockArrayCheck (RequestBlockArray, VarOffset, VarWidth)) {
+ //
+ // This question is not in the requested string. Skip it.
+ //
+ break;
+ }
+
+ //
+ // Check this var question is in the var storage
+ //
+ if ((VarOffset + VarWidth) > VarStorageData->Size) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = VarOffset;
+ BlockData->Width = VarWidth;
+ BlockData->QuestionId = IfrPassword->Question.QuestionId;
+ BlockData->OpCode = IfrOpHdr->OpCode;
+ InitializeListHead (&BlockData->DefaultValueEntry);
+
+ //
+ // Add Block Data into VarStorageData BlockEntry
+ //
+ InsertBlockData (&VarStorageData->BlockEntry, &BlockData);
+
+ //
+ // No default value for string.
+ //
+ BlockData = NULL;
+ break;
+
+ case EFI_IFR_ONE_OF_OPTION_OP:
+ //
+ // No matched block data is ignored.
+ //
+ if (BlockData == NULL || BlockData->Scope == 0) {
+ break;
+ }
+
+ IfrOneOfOption = (EFI_IFR_ONE_OF_OPTION *) IfrOpHdr;
+ if (BlockData->OpCode == EFI_IFR_ORDERED_LIST_OP) {
+ //
+ // Get ordered list option data type.
+ //
+ if (IfrOneOfOption->Type == EFI_IFR_TYPE_NUM_SIZE_8 || IfrOneOfOption->Type == EFI_IFR_TYPE_BOOLEAN) {
+ VarWidth = 1;
+ } else if (IfrOneOfOption->Type == EFI_IFR_TYPE_NUM_SIZE_16) {
+ VarWidth = 2;
+ } else if (IfrOneOfOption->Type == EFI_IFR_TYPE_NUM_SIZE_32) {
+ VarWidth = 4;
+ } else if (IfrOneOfOption->Type == EFI_IFR_TYPE_NUM_SIZE_64) {
+ VarWidth = 8;
+ } else {
+ //
+ // Invalid ordered list option data type.
+ //
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+ //
+ // Calculate Ordered list QuestionId width.
+ //
+ BlockData->Width = (UINT16) (BlockData->Width * VarWidth);
+ BlockData = NULL;
+ break;
+ }
+
+ if ((IfrOneOfOption->Flags & EFI_IFR_OPTION_DEFAULT) == EFI_IFR_OPTION_DEFAULT) {
+ //
+ // Set standard ID to Manufacture ID and Get DefaultName String ID
+ //
+ VarDefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;
+ Status = FindDefaultName (DefaultIdArray, VarDefaultId, &VarDefaultName);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ //
+ // Prepare new DefaultValue
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = VarDefaultId;
+ DefaultData->DefaultName = VarDefaultName;
+ DefaultData->Value = IfrOneOfOption->Value.u64;
+ //
+ // Add DefaultValue into current BlockData
+ //
+ InsertDefaultValue (BlockData, DefaultData);
+ }
+
+ if ((IfrOneOfOption->Flags & EFI_IFR_OPTION_DEFAULT_MFG) == EFI_IFR_OPTION_DEFAULT_MFG) {
+ //
+ // Set default ID to Manufacture ID and Get DefaultName String ID
+ //
+ VarDefaultId = EFI_HII_DEFAULT_CLASS_MANUFACTURING;
+ Status = FindDefaultName (DefaultIdArray, VarDefaultId, &VarDefaultName);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ //
+ // Prepare new DefaultValue
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = VarDefaultId;
+ DefaultData->DefaultName = VarDefaultName;
+ DefaultData->Value = IfrOneOfOption->Value.u64;
+ //
+ // Add DefaultValue into current BlockData
+ //
+ InsertDefaultValue (BlockData, DefaultData);
+ }
+ break;
+
+ case EFI_IFR_DEFAULT_OP:
+ //
+ // Update Current BlockData to the default value.
+ //
+ if (BlockData == NULL || BlockData->Scope == 0) {
+ //
+ // No matched block data is ignored.
+ //
+ break;
+ }
+
+ if (BlockData->OpCode == EFI_IFR_ORDERED_LIST_OP) {
+ //
+ // OrderedList Opcode is no default value.
+ //
+ break;
+ }
+ //
+ // Get the DefaultId and DefaultName String ID
+ //
+ IfrDefault = (EFI_IFR_DEFAULT *) IfrOpHdr;
+ VarDefaultId = IfrDefault->DefaultId;
+ Status = FindDefaultName (DefaultIdArray, VarDefaultId, &VarDefaultName);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ //
+ // Prepare new DefaultValue
+ //
+ DefaultData = (IFR_DEFAULT_DATA *) AllocateZeroPool (sizeof (IFR_DEFAULT_DATA));
+ if (DefaultData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ DefaultData->DefaultId = VarDefaultId;
+ DefaultData->DefaultName = VarDefaultName;
+ DefaultData->Value = IfrDefault->Value.u64;
+ //
+ // Add DefaultValue into current BlockData
+ //
+ InsertDefaultValue (BlockData, DefaultData);
+ break;
+ case EFI_IFR_END_OP:
+ //
+ // End Opcode is for Var.
+ //
+ if (BlockData != NULL && BlockData->Scope > 0) {
+ BlockData->Scope--;
+ }
+ break;
+ default:
+ if (BlockData != NULL && BlockData->Scope > 0) {
+ BlockData->Scope = (UINT8) (BlockData->Scope + IfrOpHdr->Scope);
+ }
+ break;
+ }
+
+ IfrOffset += IfrOpHdr->Length;
+ }
+
+Done:
+ //
+ // Set the defualt ID array.
+ //
+ *PIfrDefaultIdArray = DefaultIdArray;
+
+ return Status;
+}
+
+/**
+ This function gets the full request string and full default value string by
+ parsing IFR data in HII form packages.
+
+ When Request points to NULL string, the request string and default value string
+ for each varstore in form package will return.
+
+ @param HiiHandle Hii Handle which Hii Packages are registered.
+ @param DevicePath Device Path which Hii Config Access Protocol is registered.
+ @param Request Pointer to a null-terminated Unicode string in
+ <ConfigRequest> format. When it doesn't contain
+ any RequestElement, it will be updated to return
+ the full RequestElement retrieved from IFR data.
+ If it points to NULL, the request string for the first
+ varstore in form package will be merged into a
+ <MultiConfigRequest> format string and return.
+ @param AltCfgResp Pointer to a null-terminated Unicode string in
+ <ConfigAltResp> format. When the pointer is to NULL,
+ the full default value string retrieved from IFR data
+ will return. When the pinter is to a string, the
+ full default value string retrieved from IFR data
+ will be merged into the input string and return.
+ When Request points to NULL, the default value string
+ for each varstore in form package will be merged into
+ a <MultiConfigAltResp> format string and return.
+ @retval EFI_SUCCESS The Results string is set to the full request string.
+ And AltCfgResp contains all default value string.
+ @retval EFI_OUT_OF_RESOURCES Not enough memory for the return string.
+ @retval EFI_NOT_FOUND The varstore (Guid and Name) in Request string
+ can't be found in Form package.
+ @retval EFI_NOT_FOUND HiiPackage can't be got on the input HiiHandle.
+ @retval EFI_INVALID_PARAMETER *Request points to NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+GetFullStringFromHiiFormPackages (
+ IN EFI_HII_HANDLE HiiHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
+ IN OUT EFI_STRING *Request,
+ IN OUT EFI_STRING *AltCfgResp
+ )
+{
+ EFI_STATUS Status;
+ EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;
+ UINT32 PackageListLength;
+ UINTN BufferSize;
+ IFR_BLOCK_DATA *RequestBlockArray;
+ IFR_BLOCK_DATA *BlockData;
+ IFR_BLOCK_DATA *NextBlockData;
+ IFR_DEFAULT_DATA *DefaultValueData;
+ IFR_DEFAULT_DATA *DefaultId;
+ IFR_DEFAULT_DATA *DefaultIdArray;
+ EFI_HII_PACKAGE_HEADER PacakgeHeader;
+ UINT32 PackageOffset;
+ IFR_VARSTORAGE_DATA *VarStorageData;
+ EFI_STRING DefaultAltCfgResp;
+ EFI_STRING FullConfigRequest;
+ EFI_STRING ConfigHdr;
+ EFI_STRING GuidStr;
+ EFI_STRING NameStr;
+ EFI_STRING PathStr;
+ EFI_STRING StringPtr;
+ UINTN Length;
+ UINT8 *TmpBuffer;
+ UINT16 Offset;
+ UINT16 Width;
+ LIST_ENTRY *Link;
+ LIST_ENTRY *LinkData;
+ LIST_ENTRY *LinkDefault;
+
+ //
+ // Initialize the local variables.
+ //
+ RequestBlockArray = NULL;
+ VarStorageData = NULL;
+ DefaultAltCfgResp = NULL;
+ FullConfigRequest = NULL;
+ ConfigHdr = NULL;
+ DefaultIdArray = NULL;
+ GuidStr = NULL;
+ NameStr = NULL;
+ PathStr = NULL;
+
+ //
+ // 1. Get HiiPackage by HiiHandle
+ //
+ BufferSize = 0;
+ HiiPackageList = NULL;
+ Status = HiiExportPackageLists (&mPrivate.HiiDatabase, HiiHandle, &BufferSize, HiiPackageList);
+
+ //
+ // The return status should always be EFI_BUFFER_TOO_SMALL as input buffer's size is 0.
+ //
+ if (Status != EFI_BUFFER_TOO_SMALL) {
+ return Status;
+ }
+
+ HiiPackageList = AllocatePool (BufferSize);
+ if (HiiPackageList == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Get PackageList on HiiHandle
+ //
+ Status = HiiExportPackageLists (&mPrivate.HiiDatabase, HiiHandle, &BufferSize, HiiPackageList);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+
+ //
+ // 2. Parse FormPackage to get BlockArray and DefaultId Array for the request BlockArray.
+ // 1) Request is NULL.
+ // 2) Request is not NULL. And it doesn't contain any BlockArray.
+ // 3) Request is not NULL. And it containts BlockArray.
+ //
+
+ //
+ // Initialize VarStorageData to store the var store Block and Default value information.
+ //
+ VarStorageData = (IFR_VARSTORAGE_DATA *) AllocateZeroPool (sizeof (IFR_VARSTORAGE_DATA));
+ if (VarStorageData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+
+ InitializeListHead (&VarStorageData->Entry);
+ InitializeListHead (&VarStorageData->BlockEntry);
+
+ //
+ // Gte the request block array by Request String
+ //
+ StringPtr = NULL;
+ if (*Request != NULL) {
+ StringPtr = StrStr (*Request, L"&OFFSET=");
+ }
+ if (StringPtr != NULL) {
+ //
+ // Init RequestBlockArray
+ //
+ RequestBlockArray = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (RequestBlockArray == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ InitializeListHead (&RequestBlockArray->Entry);
+
+ //
+ // Get the request Block array from the request string
+ // Offset and Width
+ //
+
+ //
+ // Parse each <RequestElement> if exists
+ // Only <BlockName> format is supported by this help function.
+ // <BlockName> ::= &'OFFSET='<Number>&'WIDTH='<Number>
+ //
+ while (*StringPtr != 0 && StrnCmp (StringPtr, L"&OFFSET=", StrLen (L"&OFFSET=")) == 0) {
+ //
+ // Skip the OFFSET string
+ //
+ StringPtr += StrLen (L"&OFFSET=");
+ //
+ // Get Offset
+ //
+ Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ Offset = 0;
+ CopyMem (
+ &Offset,
+ TmpBuffer,
+ (((Length + 1) / 2) < sizeof (UINT16)) ? ((Length + 1) / 2) : sizeof (UINT16)
+ );
+ FreePool (TmpBuffer);
+
+ StringPtr += Length;
+ if (StrnCmp (StringPtr, L"&WIDTH=", StrLen (L"&WIDTH=")) != 0) {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+ StringPtr += StrLen (L"&WIDTH=");
+
+ //
+ // Get Width
+ //
+ Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+ Width = 0;
+ CopyMem (
+ &Width,
+ TmpBuffer,
+ (((Length + 1) / 2) < sizeof (UINT16)) ? ((Length + 1) / 2) : sizeof (UINT16)
+ );
+ FreePool (TmpBuffer);
+
+ StringPtr += Length;
+ if (*StringPtr != 0 && *StringPtr != L'&') {
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
+ }
+
+ //
+ // Set Block Data
+ //
+ BlockData = (IFR_BLOCK_DATA *) AllocateZeroPool (sizeof (IFR_BLOCK_DATA));
+ if (BlockData == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ BlockData->Offset = Offset;
+ BlockData->Width = Width;
+ InsertBlockData (&RequestBlockArray->Entry, &BlockData);
+
+ //
+ // If '\0', parsing is finished.
+ //
+ if (*StringPtr == 0) {
+ break;
+ }
+ }
+
+ //
+ // Merge the requested block data.
+ //
+ Link = RequestBlockArray->Entry.ForwardLink;
+ while ((Link != &RequestBlockArray->Entry) && (Link->ForwardLink != &RequestBlockArray->Entry)) {
+ BlockData = BASE_CR (Link, IFR_BLOCK_DATA, Entry);
+ NextBlockData = BASE_CR (Link->ForwardLink, IFR_BLOCK_DATA, Entry);
+ if ((NextBlockData->Offset >= BlockData->Offset) && (NextBlockData->Offset <= (BlockData->Offset + BlockData->Width))) {
+ if ((NextBlockData->Offset + NextBlockData->Width) > (BlockData->Offset + BlockData->Width)) {
+ BlockData->Width = (UINT16) (NextBlockData->Offset + NextBlockData->Width - BlockData->Offset);
+ }
+ RemoveEntryList (Link->ForwardLink);
+ FreePool (NextBlockData);
+ continue;
+ }
+ Link = Link->ForwardLink;
+ }
+ }
+
+ //
+ // Get the form package
+ //
+ PackageOffset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);
+ PackageListLength = ReadUnaligned32 (&HiiPackageList->PackageLength);
+ while (PackageOffset < PackageListLength) {
+ CopyMem (&PacakgeHeader, (UINT8 *) HiiPackageList + PackageOffset, sizeof (PacakgeHeader));
+
+ if (PacakgeHeader.Type == EFI_HII_PACKAGE_FORMS) {
+ //
+ // Reset VarStorageData
+ //
+ VarStorageData->Size = 0;
+ VarStorageData->VarStoreId = 0;
+ if (VarStorageData->Name != NULL) {
+ FreePool (VarStorageData->Name);
+ VarStorageData->Name = NULL;
+ }
+
+ //
+ // Parse the opcode in form package
+ //
+ Status = ParseIfrData ((UINT8 *) HiiPackageList + PackageOffset, PacakgeHeader.Length, *Request, RequestBlockArray, VarStorageData, &DefaultIdArray);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+
+ //
+ // Only one form is in a pacakge list.
+ //
+ break;
+ }
+
+ PackageOffset += PacakgeHeader.Length;
+ }
+
+ //
+ // 3. Construct Request Element (Block Name) for 2.1 and 2.2 case.
+ //
+
+ //
+ // Construct <ConfigHdr> : "GUID=...&NAME=...&PATH=..." by VarStorageData Guid, Name and DriverHandle
+ //
+ GenerateSubStr (L"GUID=", sizeof (EFI_GUID), (VOID *) &VarStorageData->Guid, 1, &GuidStr);
+ GenerateSubStr (L"NAME=", StrLen (VarStorageData->Name) * sizeof (CHAR16), (VOID *) VarStorageData->Name, 2, &NameStr);
+ GenerateSubStr (
+ L"PATH=",
+ GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *) DevicePath),
+ (VOID *) DevicePath,
+ 1,
+ &PathStr
+ );
+ Length = StrLen (GuidStr);
+ Length = Length + StrLen (NameStr);
+ Length = Length + StrLen (PathStr) + 1;
+ ConfigHdr = AllocateZeroPool (Length * sizeof (CHAR16));
+ if (ConfigHdr == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
+ }
+ StrCpy (ConfigHdr, GuidStr);
+ StrCat (ConfigHdr, NameStr);
+ StrCat (ConfigHdr, PathStr);
+
+ //
+ // Remove the last character L'&'
+ //
+ *(ConfigHdr + StrLen (ConfigHdr) - 1) = L'\0';
+
+ if (RequestBlockArray == NULL) {
+ //
+ // Append VarStorageData BlockEntry into *Request string
+ // Now support only one varstore in a form package.
+ //
+
+ //
+ // Go through all VarStorageData Entry and get BlockEntry for each one for the multiple varstore in a single form package
+ // Then construct them all to return MultiRequest string : ConfigHdr BlockConfig
+ //
+
+ //
+ // Compute the length of the entire request starting with <ConfigHdr> and a
+ // Null-terminator
+ //
+ Length = StrLen (ConfigHdr) + 1;
+
+ for (Link = VarStorageData->BlockEntry.ForwardLink; Link != &VarStorageData->BlockEntry; Link = Link->ForwardLink) {
+ //
+ // Add <BlockName> length for each Offset/Width pair
+ //
+ // <BlockName> ::= &OFFSET=1234&WIDTH=1234
+ // | 8 | 4 | 7 | 4 |
+ //
+ Length = Length + (8 + 4 + 7 + 4);
+ }
+
+ //
+ // Allocate buffer for the entire <ConfigRequest>
+ //
+ FullConfigRequest = AllocateZeroPool (Length * sizeof (CHAR16));
+ if (FullConfigRequest == NULL) {
+ goto Done;
+ }
+ StringPtr = FullConfigRequest;
+
+ //
+ // Start with <ConfigHdr>
+ //
+ StrCpy (StringPtr, ConfigHdr);
+ StringPtr += StrLen (StringPtr);
+
+ //
+ // Loop through all the Offset/Width pairs and append them to ConfigRequest
+ //
+ for (Link = VarStorageData->BlockEntry.ForwardLink; Link != &VarStorageData->BlockEntry; Link = Link->ForwardLink) {
+ BlockData = BASE_CR (Link, IFR_BLOCK_DATA, Entry);
+ //
+ // Append &OFFSET=XXXX&WIDTH=YYYY\0
+ //
+ UnicodeSPrint (
+ StringPtr,
+ (8 + 4 + 7 + 4 + 1) * sizeof (CHAR16),
+ L"&OFFSET=%04X&WIDTH=%04X",
+ BlockData->Offset,
+ BlockData->Width
+ );
+ StringPtr += StrLen (StringPtr);
+ }
+ //
+ // Set to the got full request string.
+ //
+ HiiToLower (FullConfigRequest);
+ if (*Request != NULL) {
+ FreePool (*Request);
+ }
+ *Request = FullConfigRequest;
+ }
+
+ //
+ // 4. Construct Default Value string in AltResp according to request element.
+ // Go through all VarStorageData Entry and get the DefaultId array for each one
+ // Then construct them all to : ConfigHdr AltConfigHdr ConfigBody AltConfigHdr ConfigBody
+ //
+
+ //
+ // Add length for <ConfigHdr> + '\0'
+ //
+ Length = StrLen (ConfigHdr) + 1;
+
+ for (Link = DefaultIdArray->Entry.ForwardLink; Link != &DefaultIdArray->Entry; Link = Link->ForwardLink) {
+ DefaultId = BASE_CR (Link, IFR_DEFAULT_DATA, Entry);
+ //
+ // Add length for "&<ConfigHdr>&ALTCFG=XXXX"
+ // |1| StrLen (ConfigHdr) | 8 | 4 |
+ //
+ Length += (1 + StrLen (ConfigHdr) + 8 + 4);
+
+ for (LinkData = VarStorageData->BlockEntry.ForwardLink; LinkData != &VarStorageData->BlockEntry; LinkData = LinkData->ForwardLink) {
+ BlockData = BASE_CR (LinkData, IFR_BLOCK_DATA, Entry);
+ for (LinkDefault = BlockData->DefaultValueEntry.ForwardLink; LinkDefault != &BlockData->DefaultValueEntry; LinkDefault = LinkDefault->ForwardLink) {
+ DefaultValueData = BASE_CR (LinkDefault, IFR_DEFAULT_DATA, Entry);
+ if (DefaultValueData->DefaultId == DefaultId->DefaultId) {
+ //
+ // Add length for "&OFFSET=XXXX&WIDTH=YYYY&VALUE=zzzzzzzzzzzz"
+ // | 8 | 4 | 7 | 4 | 7 | Width * 2 |
+ //
+ Length += (8 + 4 + 7 + 4 + 7 + BlockData->Width * 2);
+ }
+ }
+ }
+ }
+
+ //
+ // Allocate buffer for the entire <DefaultAltCfgResp>
+ //
+ DefaultAltCfgResp = AllocateZeroPool (Length * sizeof (CHAR16));
+ if (DefaultAltCfgResp == NULL) {
+ goto Done;
+ }
+ StringPtr = DefaultAltCfgResp;
+
+ //
+ // Start with <ConfigHdr>
+ //
+ StrCpy (StringPtr, ConfigHdr);
+ StringPtr += StrLen (StringPtr);
+
+ for (Link = DefaultIdArray->Entry.ForwardLink; Link != &DefaultIdArray->Entry; Link = Link->ForwardLink) {
+ DefaultId = BASE_CR (Link, IFR_DEFAULT_DATA, Entry);
+ //
+ // Add <AltConfigHdr> of the form "&<ConfigHdr>&ALTCFG=XXXX\0"
+ // |1| StrLen (ConfigHdr) | 8 | 4 |
+ //
+ UnicodeSPrint (
+ StringPtr,
+ (1 + StrLen (ConfigHdr) + 8 + 4 + 1) * sizeof (CHAR16),
+ L"&%s&ALTCFG=%04X",
+ ConfigHdr,
+ DefaultId->DefaultName
+ );
+ StringPtr += StrLen (StringPtr);
+
+ for (LinkData = VarStorageData->BlockEntry.ForwardLink; LinkData != &VarStorageData->BlockEntry; LinkData = LinkData->ForwardLink) {
+ BlockData = BASE_CR (LinkData, IFR_BLOCK_DATA, Entry);
+ for (LinkDefault = BlockData->DefaultValueEntry.ForwardLink; LinkDefault != &BlockData->DefaultValueEntry; LinkDefault = LinkDefault->ForwardLink) {
+ DefaultValueData = BASE_CR (LinkDefault, IFR_DEFAULT_DATA, Entry);
+ if (DefaultValueData->DefaultId == DefaultId->DefaultId) {
+ //
+ // Add <BlockConfig>
+ // <BlockConfig> ::= 'OFFSET='<Number>&'WIDTH='<Number>&'VALUE'=<Number>
+ //
+ UnicodeSPrint (
+ StringPtr,
+ (8 + 4 + 7 + 4 + 7 + 1) * sizeof (CHAR16),
+ L"&OFFSET=%04X&WIDTH=%04X&VALUE=",
+ BlockData->Offset,
+ BlockData->Width
+ );
+ StringPtr += StrLen (StringPtr);
+
+ //
+ // Convert Value to a hex string in "%x" format
+ // NOTE: This is in the opposite byte that GUID and PATH use
+ //
+ Width = BlockData->Width;
+ TmpBuffer = (UINT8 *) &(DefaultValueData->Value);
+ for (; Width > 0; Width--) {
+ StringPtr += UnicodeValueToString (StringPtr, PREFIX_ZERO | RADIX_HEX, TmpBuffer[Width - 1], 2);
+ }
+ }
+ }
+ }
+ }
+ HiiToLower (DefaultAltCfgResp);
+
+ //
+ // 5. Merge string into the input AltCfgResp if the iput *AltCfgResp is not NULL.
+ //
+ if (*AltCfgResp != NULL) {
+ Status = MergeDefaultString (AltCfgResp, DefaultAltCfgResp);
+ FreePool (DefaultAltCfgResp);
+ } else {
+ *AltCfgResp = DefaultAltCfgResp;
+ }
+
+Done:
+ if (RequestBlockArray != NULL) {
+ //
+ // Free Link Array RequestBlockArray
+ //
+ while (!IsListEmpty (&RequestBlockArray->Entry)) {
+ BlockData = BASE_CR (RequestBlockArray->Entry.ForwardLink, IFR_BLOCK_DATA, Entry);
+ RemoveEntryList (&BlockData->Entry);
+ FreePool (BlockData);
+ }
+
+ FreePool (RequestBlockArray);
+ }
+
+ if (VarStorageData != NULL) {
+ //
+ // Free link array VarStorageData
+ //
+ while (!IsListEmpty (&VarStorageData->BlockEntry)) {
+ BlockData = BASE_CR (VarStorageData->BlockEntry.ForwardLink, IFR_BLOCK_DATA, Entry);
+ RemoveEntryList (&BlockData->Entry);
+ //
+ // Free default value link array
+ //
+ while (!IsListEmpty (&BlockData->DefaultValueEntry)) {
+ DefaultValueData = BASE_CR (BlockData->DefaultValueEntry.ForwardLink, IFR_DEFAULT_DATA, Entry);
+ RemoveEntryList (&DefaultValueData->Entry);
+ FreePool (DefaultValueData);
+ }
+ FreePool (BlockData);
+ }
+ FreePool (VarStorageData);
+ }
+
+ if (DefaultIdArray != NULL) {
+ //
+ // Free DefaultId Array
+ //
+ while (!IsListEmpty (&DefaultIdArray->Entry)) {
+ DefaultId = BASE_CR (DefaultIdArray->Entry.ForwardLink, IFR_DEFAULT_DATA, Entry);
+ RemoveEntryList (&DefaultId->Entry);
+ FreePool (DefaultId);
+ }
+ FreePool (DefaultIdArray);
+ }
+
+ //
+ // Free the allocated string
+ //
+ if (GuidStr != NULL) {
+ FreePool (GuidStr);
+ }
+ if (NameStr != NULL) {
+ FreePool (NameStr);
+ }
+ if (PathStr != NULL) {
+ FreePool (PathStr);
+ }
+ if (ConfigHdr != NULL) {
+ FreePool (ConfigHdr);
+ }
+
+ //
+ // Free Pacakge data
+ //
+ if (HiiPackageList != NULL) {
+ FreePool (HiiPackageList);
+ }
+
+ return Status;
+}
/**
This function allows a caller to extract the current configuration
@@ -506,17 +2058,25 @@ HiiConfigRoutingExtractConfig ( OUT EFI_STRING *Results
)
{
+ HII_DATABASE_PRIVATE_DATA *Private;
EFI_STRING StringPtr;
EFI_STRING ConfigRequest;
UINTN Length;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;
EFI_STATUS Status;
+ LIST_ENTRY *Link;
+ HII_DATABASE_RECORD *Database;
+ UINT8 *DevicePathPkg;
+ UINT8 *CurrentDevicePath;
EFI_HANDLE DriverHandle;
+ EFI_HII_HANDLE HiiHandle;
EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
EFI_STRING AccessProgress;
EFI_STRING AccessResults;
+ EFI_STRING DefaultResults;
BOOLEAN FirstElement;
+ UINTN DevicePathLength;
if (This == NULL || Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
@@ -527,8 +2087,14 @@ HiiConfigRoutingExtractConfig ( return EFI_INVALID_PARAMETER;
}
+ Private = CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
StringPtr = Request;
*Progress = StringPtr;
+ DefaultResults = NULL;
+ ConfigRequest = NULL;
+ Status = EFI_SUCCESS;
+ AccessResults = NULL;
+ DevicePath = NULL;
//
// The first element of <MultiConfigRequest> should be
@@ -566,7 +2132,8 @@ HiiConfigRoutingExtractConfig ( Length = CalculateConfigStringLen (StringPtr);
ConfigRequest = AllocateCopyPool ((Length + 1) * sizeof (CHAR16), StringPtr);
if (ConfigRequest == NULL) {
- return EFI_OUT_OF_RESOURCES;
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
}
*(ConfigRequest + Length) = 0;
@@ -575,30 +2142,68 @@ HiiConfigRoutingExtractConfig ( //
Status = GetDevicePath (ConfigRequest, (UINT8 **) &DevicePath);
if (EFI_ERROR (Status)) {
- FreePool (ConfigRequest);
- return Status;
+ goto Done;
}
//
- // Find driver handle by device path
+ // Find driver which matches the routing data.
+ //
+ DriverHandle = NULL;
+ HiiHandle = NULL;
+ DevicePathLength = GetDevicePathSize (DevicePath);
+ for (Link = Private->DatabaseList.ForwardLink;
+ Link != &Private->DatabaseList;
+ Link = Link->ForwardLink
+ ) {
+ Database = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+
+ if ((DevicePathPkg = Database->PackageList->DevicePathPkg) != NULL) {
+ CurrentDevicePath = DevicePathPkg + sizeof (EFI_HII_PACKAGE_HEADER);
+ if ((DevicePathLength == GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *) CurrentDevicePath)) &&
+ (CompareMem (
+ DevicePath,
+ CurrentDevicePath,
+ DevicePathLength
+ ) == 0)) {
+ DriverHandle = Database->DriverHandle;
+ HiiHandle = Database->Handle;
+ break;
+ }
+ }
+ }
+
//
- DriverHandle = NULL;
- TempDevicePath = DevicePath;
- Status = gBS->LocateDevicePath (
- &gEfiDevicePathProtocolGuid,
- &TempDevicePath,
- &DriverHandle
- );
- FreePool (DevicePath);
-
- if (EFI_ERROR (Status) || (DriverHandle == NULL)) {
+ // Try to find driver handle by device path.
+ //
+ if (DriverHandle == NULL) {
+ TempDevicePath = DevicePath;
+ Status = gBS->LocateDevicePath (
+ &gEfiDevicePathProtocolGuid,
+ &TempDevicePath,
+ &DriverHandle
+ );
+ if (EFI_ERROR (Status) || (DriverHandle == NULL)) {
+ //
+ // Routing data does not match any known driver.
+ // Set Progress to the 'G' in "GUID" of the routing header.
+ //
+ *Progress = StringPtr;
+ Status = EFI_NOT_FOUND;
+ goto Done;
+ }
+ }
+
+ //
+ // Check whether ConfigRequest contains request string OFFSET/WIDTH
+ //
+ if ((HiiHandle != NULL) && (StrStr (ConfigRequest, L"&OFFSET=") == NULL)) {
//
- // Cannot find any known driver.
- // Set Progress to the 'G' in "GUID" of the routing header.
+ // Get the full request string from IFR when HiiPackage is registered to HiiHandle
//
- *Progress = StringPtr;
- FreePool (ConfigRequest);
- return EFI_NOT_FOUND;
+ Status = GetFullStringFromHiiFormPackages (HiiHandle, DevicePath, &ConfigRequest, &DefaultResults);
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
}
//
@@ -623,8 +2228,7 @@ HiiConfigRoutingExtractConfig ( // Map it to the progress on <MultiConfigRequest> then return it.
//
*Progress = StrStr (StringPtr, AccessProgress);
- FreePool (ConfigRequest);
- return Status;
+ goto Done;
}
//
@@ -633,6 +2237,31 @@ HiiConfigRoutingExtractConfig ( //
ASSERT (*AccessProgress == 0);
+ //
+ // Update AccessResults by getting default setting from IFR when HiiPackage is registered to HiiHandle
+ //
+ if (HiiHandle != NULL) {
+ if (DefaultResults == NULL) {
+ Status = GetFullStringFromHiiFormPackages (HiiHandle, DevicePath, &ConfigRequest, &AccessResults);
+ } else {
+ Status = MergeDefaultString (&AccessResults, DefaultResults);
+ }
+ }
+ FreePool (DevicePath);
+ DevicePath = NULL;
+
+ if (EFI_ERROR (Status)) {
+ goto Done;
+ }
+
+ //
+ // Free the allocated memory.
+ //
+ if (DefaultResults != NULL) {
+ FreePool (DefaultResults);
+ DefaultResults = NULL;
+ }
+
if (!FirstElement) {
Status = AppendToMultiString (Results, L"&");
ASSERT_EFI_ERROR (Status);
@@ -642,7 +2271,7 @@ HiiConfigRoutingExtractConfig ( ASSERT_EFI_ERROR (Status);
FirstElement = FALSE;
-
+
FreePool (AccessResults);
AccessResults = NULL;
FreePool (ConfigRequest);
@@ -658,11 +2287,30 @@ HiiConfigRoutingExtractConfig ( }
StringPtr++;
-
}
- return EFI_SUCCESS;
+Done:
+ if (EFI_ERROR (Status)) {
+ FreePool (*Results);
+ }
+
+ if (ConfigRequest != NULL) {
+ FreePool (ConfigRequest);
+ }
+
+ if (AccessResults != NULL) {
+ FreePool (AccessResults);
+ }
+
+ if (DefaultResults != NULL) {
+ FreePool (DefaultResults);
+ }
+
+ if (DevicePath != NULL) {
+ FreePool (DevicePath);
+ }
+ return Status;
}
@@ -697,16 +2345,29 @@ HiiConfigRoutingExportConfig ( {
EFI_STATUS Status;
EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
- EFI_STRING AccessResults;
+ EFI_STRING AccessResults;
+ EFI_STRING Progress;
+ EFI_STRING ConfigRequest;
UINTN Index;
EFI_HANDLE *ConfigAccessHandles;
UINTN NumberConfigAccessHandles;
BOOLEAN FirstElement;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_HII_HANDLE HiiHandle;
+ EFI_STRING DefaultResults;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ LIST_ENTRY *Link;
+ HII_DATABASE_RECORD *Database;
+ UINT8 *DevicePathPkg;
+ UINT8 *CurrentDevicePath;
+ UINTN DevicePathLength;
if (This == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
+ Private = CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+
//
// Allocate a fix length of memory to store Results. Reallocate memory for
// Results if this fix length is insufficient.
@@ -740,14 +2401,66 @@ HiiConfigRoutingExportConfig ( continue;
}
+ //
+ // Get DevicePath and HiiHandle for this ConfigAccess driver handle
+ //
+ Progress = NULL;
+ HiiHandle = NULL;
+ ConfigRequest = NULL;
+ DefaultResults = NULL;
+ DevicePath = DevicePathFromHandle (ConfigAccessHandles[Index]);
+ DevicePathLength = GetDevicePathSize (DevicePath);
+ if (DevicePath != NULL) {
+ for (Link = Private->DatabaseList.ForwardLink;
+ Link != &Private->DatabaseList;
+ Link = Link->ForwardLink
+ ) {
+ Database = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if ((DevicePathPkg = Database->PackageList->DevicePathPkg) != NULL) {
+ CurrentDevicePath = DevicePathPkg + sizeof (EFI_HII_PACKAGE_HEADER);
+ if ((DevicePathLength == GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *) CurrentDevicePath)) &&
+ (CompareMem (
+ DevicePath,
+ CurrentDevicePath,
+ DevicePathLength
+ ) == 0)) {
+ HiiHandle = Database->Handle;
+ break;
+ }
+ }
+ }
+ }
+
+ //
+ // Update AccessResults by getting default setting from IFR when HiiPackage is registered to HiiHandle
+ //
+ if (HiiHandle != NULL && DevicePath != NULL) {
+ Status = GetFullStringFromHiiFormPackages (HiiHandle, DevicePath, &ConfigRequest, &DefaultResults);
+ }
+ //
+ // Can't parse IFR data to get the request string and default string.
+ //
+ if (EFI_ERROR (Status)) {
+ ConfigRequest = NULL;
+ DefaultResults = NULL;
+ }
+
Status = ConfigAccess->ExtractConfig (
ConfigAccess,
- NULL,
- NULL,
+ ConfigRequest,
+ &Progress,
&AccessResults
);
if (!EFI_ERROR (Status)) {
//
+ // Merge the default sting from IFR code into the got setting from driver.
+ //
+ if (DefaultResults != NULL) {
+ MergeDefaultString (&AccessResults, DefaultResults);
+ FreePool (DefaultResults);
+ }
+
+ //
// Attach this <ConfigAltResp> to a <MultiConfigAltResp>. There is a '&'
// which seperates the first <ConfigAltResp> and the following ones.
//
@@ -804,15 +2517,21 @@ HiiConfigRoutingRouteConfig ( OUT EFI_STRING *Progress
)
{
+ HII_DATABASE_PRIVATE_DATA *Private;
EFI_STRING StringPtr;
EFI_STRING ConfigResp;
UINTN Length;
EFI_STATUS Status;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;
+ LIST_ENTRY *Link;
+ HII_DATABASE_RECORD *Database;
+ UINT8 *DevicePathPkg;
+ UINT8 *CurrentDevicePath;
EFI_HANDLE DriverHandle;
EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
EFI_STRING AccessProgress;
+ UINTN DevicePathLength;
if (This == NULL || Progress == NULL) {
return EFI_INVALID_PARAMETER;
@@ -823,6 +2542,7 @@ HiiConfigRoutingRouteConfig ( return EFI_INVALID_PARAMETER;
}
+ Private = CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
StringPtr = Configuration;
*Progress = StringPtr;
@@ -868,27 +2588,54 @@ HiiConfigRoutingRouteConfig ( }
//
- // Find driver handle by device path
- //
- DriverHandle = NULL;
- TempDevicePath = DevicePath;
- Status = gBS->LocateDevicePath (
- &gEfiDevicePathProtocolGuid,
- &TempDevicePath,
- &DriverHandle
- );
- FreePool (DevicePath);
+ // Find driver which matches the routing data.
+ //
+ DriverHandle = NULL;
+ DevicePathLength = GetDevicePathSize (DevicePath);
+ for (Link = Private->DatabaseList.ForwardLink;
+ Link != &Private->DatabaseList;
+ Link = Link->ForwardLink
+ ) {
+ Database = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+
+ if ((DevicePathPkg = Database->PackageList->DevicePathPkg) != NULL) {
+ CurrentDevicePath = DevicePathPkg + sizeof (EFI_HII_PACKAGE_HEADER);
+ if ((DevicePathLength == GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *) CurrentDevicePath)) &&
+ (CompareMem (
+ DevicePath,
+ CurrentDevicePath,
+ DevicePathLength
+ ) == 0)) {
+ DriverHandle = Database->DriverHandle;
+ break;
+ }
+ }
+ }
- if (EFI_ERROR (Status) || (DriverHandle == NULL)) {
- //
- // Cannot find any known driver.
- // Set Progress to the 'G' in "GUID" of the routing header.
- //
- *Progress = StringPtr;
- FreePool (ConfigResp);
- return EFI_NOT_FOUND;
+ //
+ // Try to find driver handle by device path.
+ //
+ if (DriverHandle == NULL) {
+ TempDevicePath = DevicePath;
+ Status = gBS->LocateDevicePath (
+ &gEfiDevicePathProtocolGuid,
+ &TempDevicePath,
+ &DriverHandle
+ );
+ if (EFI_ERROR (Status) || (DriverHandle == NULL)) {
+ //
+ // Routing data does not match any known driver.
+ // Set Progress to the 'G' in "GUID" of the routing header.
+ //
+ FreePool (DevicePath);
+ *Progress = StringPtr;
+ FreePool (ConfigResp);
+ return EFI_NOT_FOUND;
+ }
}
+ FreePool (DevicePath);
+
//
// Call corresponding ConfigAccess protocol to route settings
//
@@ -949,7 +2696,7 @@ HiiConfigRoutingRouteConfig ( @param BlockSize Length in bytes of Block.
@param Config Filled-in configuration string. String allocated
by the function. Returned only if call is
- successful.
+ successful. It is <ConfigResp> string format.
@param Progress A pointer to a string filled in with the offset of
the most recent & before the first failing
name/value pair (or the beginning of the string if
@@ -982,6 +2729,7 @@ HiiBlockToConfig ( OUT EFI_STRING *Progress
)
{
+ HII_DATABASE_PRIVATE_DATA *Private;
EFI_STRING StringPtr;
UINTN Length;
EFI_STATUS Status;
@@ -1005,6 +2753,10 @@ HiiBlockToConfig ( return EFI_INVALID_PARAMETER;
}
+
+ Private = CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+ ASSERT (Private != NULL);
+
StringPtr = ConfigRequest;
ValueStr = NULL;
Value = NULL;
@@ -1145,7 +2897,6 @@ HiiBlockToConfig ( for (Index = 0; Index < Width; Index ++, TemBuffer --) {
TemString += UnicodeValueToString (TemString, PREFIX_ZERO | RADIX_HEX, *TemBuffer, 2);
}
- HiiToLower (ValueStr);
FreePool (Value);
Value = NULL;
@@ -1190,7 +2941,8 @@ HiiBlockToConfig ( Status = EFI_INVALID_PARAMETER;
goto Exit;
}
-
+
+ HiiToLower (*Config);
*Progress = StringPtr;
return EFI_SUCCESS;
@@ -1218,7 +2970,7 @@ Exit: @param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param ConfigResp A null-terminated Unicode string in <ConfigResp>
- format.
+ format. It can be ConfigAltResp format string.
@param Block A possibly null array of bytes representing the
current block. Only bytes referenced in the
ConfigResp string in the block are modified. If
@@ -1412,8 +3164,11 @@ HiiConfigToBlock ( StringPtr++;
}
-
- if (*StringPtr != 0) {
+
+ //
+ // The input string is ConfigAltResp format.
+ //
+ if ((*StringPtr != 0) && (StrnCmp (StringPtr, L"&GUID=", StrLen (L"&GUID=")) != 0)) {
*Progress = StringPtr - 1;
Status = EFI_INVALID_PARAMETER;
goto Exit;
@@ -1438,7 +3193,7 @@ Exit: @param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param Configuration A null-terminated Unicode string in
- <MultiConfigAltResp> format.
+ <MultiConfigAltResp> format. It is <ConfigAltResp> format.
@param Guid A pointer to the GUID value to search for in the
routing portion of the ConfigResp string when
retrieving the requested data. If Guid is NULL,
@@ -1460,7 +3215,7 @@ Exit: @param AltCfgResp A pointer to a buffer which will be allocated by
the function which contains the retrieved string
as requested. This buffer is only allocated if
- the call was successful.
+ the call was successful. It is <ConfigResp> format.
@retval EFI_SUCCESS The request succeeded. The requested data was
extracted and placed in the newly allocated
@@ -1607,9 +3362,10 @@ HiiGetAltCfg ( Status = EFI_NOT_FOUND;
goto Exit;
}
+ StringPtr ++;
}
PathFlag = TRUE;
- HdrEnd = ++StringPtr;
+ HdrEnd = StringPtr;
}
}
@@ -1632,7 +3388,11 @@ HiiGetAltCfg ( NameFlag = FALSE;
PathFlag = FALSE;
} else {
- Status = OutputConfigBody (StringPtr, &Result);
+ //
+ // Skip AltIdStr and &
+ //
+ StringPtr = StringPtr + StrLen (AltIdStr);
+ Status = OutputConfigBody (StringPtr, &Result);
goto Exit;
}
}
@@ -1646,7 +3406,7 @@ Exit: //
// Copy the <ConfigHdr> and <ConfigBody>
//
- Length = HdrEnd - HdrStart + StrLen (Result);
+ Length = HdrEnd - HdrStart + StrLen (Result) + 1;
*AltCfgResp = AllocateZeroPool (Length * sizeof (CHAR16));
if (*AltCfgResp == NULL) {
Status = EFI_OUT_OF_RESOURCES;
|