This is an example of how a driver might export data to the HII protocol to be\r
later utilized by the Setup Protocol\r
\r
-Copyright (c) 2004 - 2008, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2004 - 2011, 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
http://opensource.org/licenses/bsd-license.php\r
EFI_GUID mInventoryGuid = INVENTORY_GUID;\r
\r
CHAR16 VariableName[] = L"MyIfrNVData";\r
-\r
EFI_HANDLE DriverHandle[2] = {NULL, NULL};\r
DRIVER_SAMPLE_PRIVATE_DATA *PrivateData = NULL;\r
\r
{\r
END_DEVICE_PATH_TYPE,\r
END_ENTIRE_DEVICE_PATH_SUBTYPE,\r
- { \r
+ {\r
(UINT8) (END_DEVICE_PATH_LENGTH),\r
(UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r
}\r
{\r
END_DEVICE_PATH_TYPE,\r
END_ENTIRE_DEVICE_PATH_SUBTYPE,\r
- { \r
+ {\r
(UINT8) (END_DEVICE_PATH_LENGTH),\r
(UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r
}\r
\r
/**\r
Encode the password using a simple algorithm.\r
- \r
+\r
@param Password The string to be encoded.\r
@param MaxSize The size of the string.\r
- \r
+\r
**/\r
VOID\r
EncodePassword (\r
\r
/**\r
Validate the user's password.\r
- \r
+\r
@param PrivateData This driver's private context data.\r
@param StringId The user's input.\r
- \r
+\r
@retval EFI_SUCCESS The user's input matches the password.\r
@retval EFI_NOT_READY The user's input does not match the password.\r
**/\r
ASSERT (EncodedPassword != NULL);\r
StrnCpy (EncodedPassword, Password, StrLen (Password));\r
EncodePassword (EncodedPassword, StrLen (EncodedPassword) * sizeof (CHAR16));\r
- if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, StrLen (EncodedPassword) * sizeof (CHAR16)) != 0) {\r
+ if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, PasswordMaxSize) != 0) {\r
//\r
// Old password mismatch, return EFI_NOT_READY to prompt for error message\r
//\r
\r
/**\r
Encode the password using a simple algorithm.\r
- \r
+\r
@param PrivateData This driver's private context data.\r
@param StringId The password from User.\r
- \r
+\r
@retval EFI_SUCESS The operation is successful.\r
@return Other value if gRT->SetVariable () fails.\r
- \r
+\r
**/\r
EFI_STATUS\r
SetPassword (\r
// Get user input password\r
//\r
Password = &PrivateData->Configuration.WhatIsThePassword2[0];\r
- PasswordSize = sizeof (PrivateData->Configuration.WhatIsThePassword2); \r
+ PasswordSize = sizeof (PrivateData->Configuration.WhatIsThePassword2);\r
ZeroMem (Password, PasswordSize);\r
- \r
+\r
TempPassword = HiiGetString (PrivateData->HiiHandle[0], StringId, NULL);\r
if (TempPassword == NULL) {\r
return EFI_NOT_READY;\r
return Status;\r
}\r
\r
+/**\r
+ Update names of Name/Value storage to current language.\r
+\r
+ @param PrivateData Points to the driver private data.\r
+\r
+ @retval EFI_SUCCESS All names are successfully updated.\r
+ @retval EFI_NOT_FOUND Failed to get Name from HII database.\r
+\r
+**/\r
+EFI_STATUS\r
+LoadNameValueNames (\r
+ IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData\r
+ )\r
+{\r
+ UINTN Index;\r
+\r
+ //\r
+ // Get Name/Value name string of current language\r
+ //\r
+ for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r
+ PrivateData->NameValueName[Index] = HiiGetString (\r
+ PrivateData->HiiHandle[0],\r
+ PrivateData->NameStringId[Index],\r
+ NULL\r
+ );\r
+ if (PrivateData->NameValueName[Index] == NULL) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+\r
+/**\r
+ Get the value of <Number> in <BlockConfig> format, i.e. the value of OFFSET\r
+ or WIDTH or VALUE.\r
+ <BlockConfig> ::= 'OFFSET='<Number>&'WIDTH='<Number>&'VALUE'=<Number>\r
+\r
+ This is a internal function.\r
+\r
+ @param StringPtr String in <BlockConfig> format and points to the\r
+ first character of <Number>.\r
+ @param Number The output value. Caller takes the responsibility\r
+ to free memory.\r
+ @param Len Length of the <Number>, in characters.\r
+\r
+ @retval EFI_OUT_OF_RESOURCES Insufficient resources to store neccessary\r
+ structures.\r
+ @retval EFI_SUCCESS Value of <Number> is outputted in Number\r
+ successfully.\r
+\r
+**/\r
+EFI_STATUS\r
+GetValueOfNumber (\r
+ IN EFI_STRING StringPtr,\r
+ OUT UINT8 **Number,\r
+ OUT UINTN *Len\r
+ )\r
+{\r
+ EFI_STRING TmpPtr;\r
+ UINTN Length;\r
+ EFI_STRING Str;\r
+ UINT8 *Buf;\r
+ EFI_STATUS Status;\r
+ UINT8 DigitUint8;\r
+ UINTN Index;\r
+ CHAR16 TemStr[2];\r
+\r
+ if (StringPtr == NULL || *StringPtr == L'\0' || Number == NULL || Len == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ Buf = NULL;\r
+\r
+ TmpPtr = StringPtr;\r
+ while (*StringPtr != L'\0' && *StringPtr != L'&') {\r
+ StringPtr++;\r
+ }\r
+ *Len = StringPtr - TmpPtr;\r
+ Length = *Len + 1;\r
+\r
+ Str = (EFI_STRING) AllocateZeroPool (Length * sizeof (CHAR16));\r
+ if (Str == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto Exit;\r
+ }\r
+ CopyMem (Str, TmpPtr, *Len * sizeof (CHAR16));\r
+ *(Str + *Len) = L'\0';\r
+\r
+ Length = (Length + 1) / 2;\r
+ Buf = (UINT8 *) AllocateZeroPool (Length);\r
+ if (Buf == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto Exit;\r
+ }\r
+ \r
+ Length = *Len;\r
+ ZeroMem (TemStr, sizeof (TemStr));\r
+ for (Index = 0; Index < Length; Index ++) {\r
+ TemStr[0] = Str[Length - Index - 1];\r
+ DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r
+ if ((Index & 1) == 0) {\r
+ Buf [Index/2] = DigitUint8;\r
+ } else {\r
+ Buf [Index/2] = (UINT8) ((DigitUint8 << 4) + Buf [Index/2]);\r
+ }\r
+ }\r
+\r
+ *Number = Buf;\r
+ Status = EFI_SUCCESS;\r
+\r
+Exit:\r
+ if (Str != NULL) {\r
+ FreePool (Str);\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Create altcfg string. \r
+\r
+ @param Result The request result string.\r
+ @param ConfigHdr The request head info. <ConfigHdr> format.\r
+ @param Offset The offset of the parameter int he structure.\r
+ @param Width The width of the parameter.\r
+\r
+\r
+ @retval The string with altcfg info append at the end.\r
+**/\r
+EFI_STRING \r
+CreateAltCfgString (\r
+ IN EFI_STRING Result,\r
+ IN EFI_STRING ConfigHdr,\r
+ IN UINTN Offset,\r
+ IN UINTN Width\r
+ )\r
+{\r
+ EFI_STRING StringPtr;\r
+ EFI_STRING TmpStr;\r
+ UINTN NewLen;\r
+\r
+ NewLen = StrLen (Result);\r
+ //\r
+ // String Len = ConfigResp + AltConfig + AltConfig + 1("\0")\r
+ //\r
+ NewLen = (NewLen + ((1 + StrLen (ConfigHdr) + 8 + 4) + (8 + 4 + 7 + 4 + 7 + 4)) * 2 + 1) * sizeof (CHAR16);\r
+ StringPtr = AllocateZeroPool (NewLen);\r
+ if (StringPtr == NULL) {\r
+ return NULL;\r
+ }\r
+\r
+ TmpStr = StringPtr;\r
+ if (Result != NULL) {\r
+ StrCpy (StringPtr, Result);\r
+ StringPtr += StrLen (Result); \r
+ FreePool (Result);\r
+ }\r
+ \r
+ UnicodeSPrint (\r
+ StringPtr, \r
+ (1 + StrLen (ConfigHdr) + 8 + 4 + 1) * sizeof (CHAR16), \r
+ L"&%s&ALTCFG=%04x", \r
+ ConfigHdr, \r
+ EFI_HII_DEFAULT_CLASS_STANDARD\r
+ );\r
+ StringPtr += StrLen (StringPtr);\r
+\r
+ UnicodeSPrint (\r
+ StringPtr, \r
+ (8 + 4 + 7 + 4 + 7 + 4 + 1) * sizeof (CHAR16),\r
+ L"&OFFSET=%04x&WIDTH=%04x&VALUE=%04x", \r
+ Offset, \r
+ Width,\r
+ DEFAULT_CLASS_STANDARD_VALUE\r
+ );\r
+ StringPtr += StrLen (StringPtr); \r
+\r
+ UnicodeSPrint (\r
+ StringPtr, \r
+ (1 + StrLen (ConfigHdr) + 8 + 4 + 1) * sizeof (CHAR16), \r
+ L"&%s&ALTCFG=%04x", \r
+ ConfigHdr, \r
+ EFI_HII_DEFAULT_CLASS_MANUFACTURING\r
+ );\r
+ StringPtr += StrLen (StringPtr);\r
+\r
+ UnicodeSPrint (\r
+ StringPtr, \r
+ (8 + 4 + 7 + 4 + 7 + 4 + 1) * sizeof (CHAR16),\r
+ L"&OFFSET=%04x&WIDTH=%04x&VALUE=%04x", \r
+ Offset, \r
+ Width,\r
+ DEFAULT_CLASS_MANUFACTURING_VALUE\r
+ );\r
+ StringPtr += StrLen (StringPtr); \r
+\r
+ return TmpStr;\r
+}\r
+\r
+/**\r
+ Check whether need to add the altcfg string. if need to add, add the altcfg \r
+ string.\r
+\r
+ @param RequestResult The request result string.\r
+ @param ConfigRequestHdr The request head info. <ConfigHdr> format.\r
+\r
+**/\r
+VOID \r
+AppendAltCfgString (\r
+ IN OUT EFI_STRING *RequestResult,\r
+ IN EFI_STRING ConfigRequestHdr\r
+ )\r
+{\r
+ EFI_STRING StringPtr;\r
+ EFI_STRING TmpPtr;\r
+ UINTN Length;\r
+ UINT8 *TmpBuffer;\r
+ UINTN Offset;\r
+ UINTN Width;\r
+ UINTN BlockSize;\r
+ UINTN ValueOffset;\r
+ UINTN ValueWidth;\r
+ EFI_STATUS Status;\r
+\r
+ StringPtr = *RequestResult;\r
+ StringPtr = StrStr (StringPtr, L"OFFSET");\r
+ BlockSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r
+ ValueOffset = OFFSET_OF (DRIVER_SAMPLE_CONFIGURATION, GetDefaultValueFromAccess);\r
+ ValueWidth = sizeof (((DRIVER_SAMPLE_CONFIGURATION *)0)->GetDefaultValueFromAccess);\r
+\r
+ if (StringPtr == NULL) {\r
+ return;\r
+ }\r
+\r
+ while (*StringPtr != 0 && StrnCmp (StringPtr, L"OFFSET=", StrLen (L"OFFSET=")) == 0) {\r
+ //\r
+ // Back up the header of one <BlockName>\r
+ //\r
+ TmpPtr = StringPtr;\r
+\r
+ StringPtr += StrLen (L"OFFSET=");\r
+ //\r
+ // Get Offset\r
+ //\r
+ Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r
+ if (EFI_ERROR (Status)) {\r
+ return;\r
+ }\r
+ Offset = 0;\r
+ CopyMem (\r
+ &Offset,\r
+ TmpBuffer,\r
+ (((Length + 1) / 2) < sizeof (UINTN)) ? ((Length + 1) / 2) : sizeof (UINTN)\r
+ );\r
+ FreePool (TmpBuffer);\r
+\r
+ StringPtr += Length;\r
+ if (StrnCmp (StringPtr, L"&WIDTH=", StrLen (L"&WIDTH=")) != 0) {\r
+ return;\r
+ }\r
+ StringPtr += StrLen (L"&WIDTH=");\r
+\r
+ //\r
+ // Get Width\r
+ //\r
+ Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r
+ if (EFI_ERROR (Status)) {\r
+ return;\r
+ }\r
+ Width = 0;\r
+ CopyMem (\r
+ &Width,\r
+ TmpBuffer,\r
+ (((Length + 1) / 2) < sizeof (UINTN)) ? ((Length + 1) / 2) : sizeof (UINTN)\r
+ );\r
+ FreePool (TmpBuffer);\r
+\r
+ StringPtr += Length;\r
+ if (StrnCmp (StringPtr, L"&VALUE=", StrLen (L"&VALUE=")) != 0) {\r
+ return;\r
+ }\r
+ StringPtr += StrLen (L"&VALUE=");\r
+\r
+ //\r
+ // Get Value\r
+ //\r
+ Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r
+ if (EFI_ERROR (Status)) {\r
+ return;\r
+ }\r
+ StringPtr += Length;\r
+\r
+ //\r
+ // Calculate Value and convert it to hex string.\r
+ //\r
+ if (Offset + Width > BlockSize) {\r
+ return;\r
+ }\r
+\r
+ if (Offset <= ValueOffset && Offset + Width >= ValueOffset + ValueWidth) {\r
+ *RequestResult = CreateAltCfgString(*RequestResult, ConfigRequestHdr, ValueOffset, ValueWidth);\r
+ return;\r
+ }\r
+ }\r
+}\r
\r
/**\r
This function allows a caller to extract the current configuration for one\r
\r
@retval EFI_SUCCESS The Results is filled with the requested values.\r
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r
- @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.\r
+ @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.\r
@retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r
driver.\r
\r
UINTN BufferSize;\r
DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r
EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r
- EFI_STRING ConfigRequestHdr;\r
EFI_STRING ConfigRequest;\r
+ EFI_STRING ConfigRequestHdr;\r
UINTN Size;\r
+ EFI_STRING Value;\r
+ UINTN ValueStrLen;\r
+ CHAR16 BackupChar;\r
+ CHAR16 *StrPointer;\r
+ BOOLEAN AllocatedRequest;\r
\r
+ if (Progress == NULL || Results == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
//\r
// Initialize the local variables.\r
//\r
- ConfigRequestHdr = NULL;\r
- ConfigRequest = NULL;\r
- Size = 0;\r
- *Progress = Request;\r
+ ConfigRequestHdr = NULL;\r
+ ConfigRequest = NULL;\r
+ Size = 0;\r
+ *Progress = Request;\r
+ AllocatedRequest = FALSE;\r
\r
PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r
HiiConfigRouting = PrivateData->HiiConfigRouting;\r
// Try to get the current setting from variable.\r
//\r
BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r
- gRT->GetVariable (\r
- VariableName,\r
- &mFormSetGuid,\r
- NULL,\r
- &BufferSize,\r
- &PrivateData->Configuration\r
- );\r
- \r
+ Status = gRT->GetVariable (\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ NULL,\r
+ &BufferSize,\r
+ &PrivateData->Configuration\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
if (Request == NULL) {\r
//\r
// Request is set to NULL, construct full request string.\r
//\r
\r
//\r
- // First Set ConfigRequestHdr string.\r
- //\r
- ConfigRequestHdr = HiiConstructConfigHdr (&mFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r
- ASSERT (ConfigRequestHdr != NULL);\r
-\r
- //\r
- // Allocate and fill a buffer large enough to hold the <ConfigHdr> template \r
+ // Allocate and fill a buffer large enough to hold the <ConfigHdr> template\r
// followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator\r
//\r
+ ConfigRequestHdr = HiiConstructConfigHdr (&mFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r
Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);\r
ConfigRequest = AllocateZeroPool (Size);\r
+ ASSERT (ConfigRequest != NULL);\r
+ AllocatedRequest = TRUE;\r
UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);\r
FreePool (ConfigRequestHdr);\r
+ ConfigRequestHdr = NULL;\r
} else {\r
+ //\r
+ // Check routing data in <ConfigHdr>.\r
+ // Note: if only one Storage is used, then this checking could be skipped.\r
+ //\r
+ if (!HiiIsConfigHdrMatch (Request, &mFormSetGuid, NULL)) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+ //\r
+ // Set Request to the unified request string.\r
+ //\r
ConfigRequest = Request;\r
+ //\r
+ // Check whether Request includes Request Element.\r
+ //\r
+ if (StrStr (Request, L"OFFSET") == NULL) {\r
+ //\r
+ // Check Request Element does exist in Reques String\r
+ //\r
+ StrPointer = StrStr (Request, L"PATH");\r
+ if (StrPointer == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ if (StrStr (StrPointer, L"&") == NULL) {\r
+ Size = (StrLen (Request) + 32 + 1) * sizeof (CHAR16);\r
+ ConfigRequest = AllocateZeroPool (Size);\r
+ ASSERT (ConfigRequest != NULL);\r
+ AllocatedRequest = TRUE;\r
+ UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", Request, (UINT64)BufferSize);\r
+ }\r
+ }\r
}\r
\r
//\r
- // Check routing data in <ConfigHdr>.\r
- // Note: if only one Storage is used, then this checking could be skipped.\r
+ // Check if requesting Name/Value storage\r
//\r
- if (!HiiIsConfigHdrMatch (ConfigRequest, &mFormSetGuid, VariableName)) {\r
- if (Request == NULL) {\r
- FreePool (ConfigRequest);\r
+ if (StrStr (ConfigRequest, L"OFFSET") == NULL) {\r
+ //\r
+ // Update Name/Value storage Names\r
+ //\r
+ Status = LoadNameValueNames (PrivateData);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Allocate memory for <ConfigResp>, e.g. Name0=0x11, Name1=0x1234, Name2="ABCD"\r
+ // <Request> ::=<ConfigHdr>&Name0&Name1&Name2\r
+ // <ConfigResp>::=<ConfigHdr>&Name0=11&Name1=1234&Name2=0041004200430044\r
+ //\r
+ BufferSize = (StrLen (ConfigRequest) +\r
+ 1 + sizeof (PrivateData->Configuration.NameValueVar0) * 2 +\r
+ 1 + sizeof (PrivateData->Configuration.NameValueVar1) * 2 +\r
+ 1 + sizeof (PrivateData->Configuration.NameValueVar2) * 2 + 1) * sizeof (CHAR16);\r
+ *Results = AllocateZeroPool (BufferSize);\r
+ ASSERT (*Results != NULL);\r
+ StrCpy (*Results, ConfigRequest);\r
+ Value = *Results;\r
+\r
+ //\r
+ // Append value of NameValueVar0, type is UINT8\r
+ //\r
+ if ((Value = StrStr (*Results, PrivateData->NameValueName[0])) != NULL) {\r
+ Value += StrLen (PrivateData->NameValueName[0]);\r
+ ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar0) * 2) + 1);\r
+ CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r
+\r
+ BackupChar = Value[ValueStrLen];\r
+ *Value++ = L'=';\r
+ Value += UnicodeValueToString (\r
+ Value, \r
+ PREFIX_ZERO | RADIX_HEX, \r
+ PrivateData->Configuration.NameValueVar0, \r
+ sizeof (PrivateData->Configuration.NameValueVar0) * 2\r
+ );\r
+ *Value = BackupChar;\r
+ }\r
+\r
+ //\r
+ // Append value of NameValueVar1, type is UINT16\r
+ //\r
+ if ((Value = StrStr (*Results, PrivateData->NameValueName[1])) != NULL) {\r
+ Value += StrLen (PrivateData->NameValueName[1]);\r
+ ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar1) * 2) + 1);\r
+ CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r
+\r
+ BackupChar = Value[ValueStrLen];\r
+ *Value++ = L'=';\r
+ Value += UnicodeValueToString (\r
+ Value, \r
+ PREFIX_ZERO | RADIX_HEX, \r
+ PrivateData->Configuration.NameValueVar1, \r
+ sizeof (PrivateData->Configuration.NameValueVar1) * 2\r
+ );\r
+ *Value = BackupChar;\r
+ }\r
+\r
+ //\r
+ // Append value of NameValueVar2, type is CHAR16 *\r
+ //\r
+ if ((Value = StrStr (*Results, PrivateData->NameValueName[2])) != NULL) {\r
+ Value += StrLen (PrivateData->NameValueName[2]);\r
+ ValueStrLen = StrLen (PrivateData->Configuration.NameValueVar2) * 4 + 1;\r
+ CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r
+\r
+ *Value++ = L'=';\r
+ //\r
+ // Convert Unicode String to Config String, e.g. "ABCD" => "0041004200430044"\r
+ //\r
+ StrPointer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r
+ for (; *StrPointer != L'\0'; StrPointer++) {\r
+ Value += UnicodeValueToString (Value, PREFIX_ZERO | RADIX_HEX, *StrPointer, 4);\r
+ }\r
+ }\r
+ \r
+ Status = EFI_SUCCESS;\r
+ } else {\r
+ //\r
+ // Convert buffer data to <ConfigResp> by helper function BlockToConfig()\r
+ //\r
+ Status = HiiConfigRouting->BlockToConfig (\r
+ HiiConfigRouting,\r
+ ConfigRequest,\r
+ (UINT8 *) &PrivateData->Configuration,\r
+ BufferSize,\r
+ Results,\r
+ Progress\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ ConfigRequestHdr = HiiConstructConfigHdr (&mFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r
+ AppendAltCfgString(Results, ConfigRequestHdr);\r
}\r
- return EFI_NOT_FOUND;\r
}\r
\r
//\r
- // Convert buffer data to <ConfigResp> by helper function BlockToConfig()\r
+ // Free the allocated config request string.\r
//\r
- Status = HiiConfigRouting->BlockToConfig (\r
- HiiConfigRouting,\r
- ConfigRequest,\r
- (UINT8 *) &PrivateData->Configuration,\r
- BufferSize,\r
- Results,\r
- Progress\r
- );\r
- \r
- if (Request == NULL) {\r
+ if (AllocatedRequest) {\r
FreePool (ConfigRequest);\r
+ }\r
+\r
+ if (ConfigRequestHdr != NULL) {\r
+ FreePool (ConfigRequestHdr);\r
+ }\r
+ //\r
+ // Set Progress string to the original request string.\r
+ //\r
+ if (Request == NULL) {\r
*Progress = NULL;\r
+ } else if (StrStr (Request, L"OFFSET") == NULL) {\r
+ *Progress = Request + StrLen (Request);\r
}\r
\r
return Status;\r
UINTN BufferSize;\r
DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r
EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r
-\r
- if (Configuration == NULL) {\r
+ CHAR16 *Value;\r
+ CHAR16 *StrPtr;\r
+ CHAR16 TemStr[5];\r
+ UINT8 *DataBuffer;\r
+ UINT8 DigitUint8;\r
+ UINTN Index;\r
+ CHAR16 *StrBuffer;\r
+\r
+ if (Configuration == NULL || Progress == NULL) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r
HiiConfigRouting = PrivateData->HiiConfigRouting;\r
+ *Progress = Configuration;\r
\r
//\r
// Check routing data in <ConfigHdr>.\r
// Note: if only one Storage is used, then this checking could be skipped.\r
//\r
- if (!HiiIsConfigHdrMatch (Configuration, &mFormSetGuid, VariableName)) {\r
- *Progress = Configuration;\r
+ if (!HiiIsConfigHdrMatch (Configuration, &mFormSetGuid, NULL)) {\r
return EFI_NOT_FOUND;\r
}\r
\r
// Get Buffer Storage data from EFI variable\r
//\r
BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r
- gRT->GetVariable (\r
- VariableName,\r
- &mFormSetGuid,\r
- NULL,\r
- &BufferSize,\r
- &PrivateData->Configuration\r
- );\r
+ Status = gRT->GetVariable (\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ NULL,\r
+ &BufferSize,\r
+ &PrivateData->Configuration\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Check if configuring Name/Value storage\r
+ //\r
+ if (StrStr (Configuration, L"OFFSET") == NULL) {\r
+ //\r
+ // Update Name/Value storage Names\r
+ //\r
+ Status = LoadNameValueNames (PrivateData);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Convert value for NameValueVar0\r
+ //\r
+ if ((Value = StrStr (Configuration, PrivateData->NameValueName[0])) != NULL) {\r
+ //\r
+ // Skip "Name="\r
+ //\r
+ Value += StrLen (PrivateData->NameValueName[0]);\r
+ Value++;\r
+ //\r
+ // Get Value String\r
+ //\r
+ StrPtr = StrStr (Value, L"&");\r
+ if (StrPtr == NULL) {\r
+ StrPtr = Value + StrLen (Value);\r
+ }\r
+ //\r
+ // Convert Value to Buffer data\r
+ //\r
+ DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar0;\r
+ ZeroMem (TemStr, sizeof (TemStr));\r
+ for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r
+ TemStr[0] = *StrPtr;\r
+ DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r
+ if ((Index & 1) == 0) {\r
+ DataBuffer [Index/2] = DigitUint8;\r
+ } else {\r
+ DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r
+ }\r
+ }\r
+ }\r
+\r
+ //\r
+ // Convert value for NameValueVar1\r
+ //\r
+ if ((Value = StrStr (Configuration, PrivateData->NameValueName[1])) != NULL) {\r
+ //\r
+ // Skip "Name="\r
+ //\r
+ Value += StrLen (PrivateData->NameValueName[1]);\r
+ Value++;\r
+ //\r
+ // Get Value String\r
+ //\r
+ StrPtr = StrStr (Value, L"&");\r
+ if (StrPtr == NULL) {\r
+ StrPtr = Value + StrLen (Value);\r
+ }\r
+ //\r
+ // Convert Value to Buffer data\r
+ //\r
+ DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar1;\r
+ ZeroMem (TemStr, sizeof (TemStr));\r
+ for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r
+ TemStr[0] = *StrPtr;\r
+ DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r
+ if ((Index & 1) == 0) {\r
+ DataBuffer [Index/2] = DigitUint8;\r
+ } else {\r
+ DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r
+ }\r
+ }\r
+ }\r
+\r
+ //\r
+ // Convert value for NameValueVar2\r
+ //\r
+ if ((Value = StrStr (Configuration, PrivateData->NameValueName[2])) != NULL) {\r
+ //\r
+ // Skip "Name="\r
+ //\r
+ Value += StrLen (PrivateData->NameValueName[2]);\r
+ Value++;\r
+ //\r
+ // Get Value String\r
+ //\r
+ StrPtr = StrStr (Value, L"&");\r
+ if (StrPtr == NULL) {\r
+ StrPtr = Value + StrLen (Value);\r
+ }\r
+ //\r
+ // Convert Config String to Unicode String, e.g "0041004200430044" => "ABCD"\r
+ //\r
+ StrBuffer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r
+ ZeroMem (TemStr, sizeof (TemStr));\r
+ while (Value < StrPtr) {\r
+ StrnCpy (TemStr, Value, 4);\r
+ *(StrBuffer++) = (CHAR16) StrHexToUint64 (TemStr);\r
+ Value += 4;\r
+ }\r
+ *StrBuffer = L'\0';\r
+ }\r
+\r
+ //\r
+ // Store Buffer Storage back to EFI variable\r
+ //\r
+ Status = gRT->SetVariable(\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
+ &PrivateData->Configuration\r
+ );\r
+\r
+ return Status;\r
+ }\r
\r
//\r
// Convert <ConfigResp> to buffer data by helper function ConfigToBlock()\r
EFI_IFR_GUID_LABEL *StartLabel;\r
VOID *EndOpCodeHandle;\r
EFI_IFR_GUID_LABEL *EndLabel;\r
-\r
- if ((Value == NULL) || (ActionRequest == NULL)) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
+ EFI_INPUT_KEY Key;\r
+ DRIVER_SAMPLE_CONFIGURATION *Configuration;\r
+ UINTN MyVarSize;\r
\r
- if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0)) {\r
+ if (((Value == NULL) && (Action != EFI_BROWSER_ACTION_FORM_OPEN) && (Action != EFI_BROWSER_ACTION_FORM_CLOSE))||\r
+ (ActionRequest == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
- \r
+\r
\r
Status = EFI_SUCCESS;\r
PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r
\r
- switch (QuestionId) {\r
- case 0x1234:\r
- //\r
- // Initialize the container for dynamic opcodes\r
- //\r
- StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r
- ASSERT (StartOpCodeHandle != NULL);\r
+ switch (Action) {\r
+ case EFI_BROWSER_ACTION_FORM_OPEN:\r
+ {\r
+ if (QuestionId == 0x1234) {\r
+ //\r
+ // Sample CallBack for UEFI FORM_OPEN action:\r
+ // Add Save action into Form 3 when Form 1 is opened.\r
+ // This will be done only in FORM_OPEN CallBack of question with ID 0x1234 from Form 1.\r
+ //\r
+ PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r
+\r
+ //\r
+ // Initialize the container for dynamic opcodes\r
+ //\r
+ StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r
+ ASSERT (StartOpCodeHandle != NULL);\r
+\r
+ //\r
+ // Create Hii Extend Label OpCode as the start opcode\r
+ //\r
+ StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
+ StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
+ StartLabel->Number = LABEL_UPDATE2;\r
+\r
+ HiiCreateActionOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 0x1238, // Question ID\r
+ STRING_TOKEN(STR_SAVE_TEXT), // Prompt text\r
+ STRING_TOKEN(STR_SAVE_TEXT), // Help text\r
+ EFI_IFR_FLAG_CALLBACK, // Question flag\r
+ 0 // Action String ID\r
+ );\r
\r
- EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r
- ASSERT (EndOpCodeHandle != NULL);\r
+ HiiUpdateForm (\r
+ PrivateData->HiiHandle[0], // HII handle\r
+ &mFormSetGuid, // Formset GUID\r
+ 0x3, // Form ID\r
+ StartOpCodeHandle, // Label for where to insert opcodes\r
+ NULL // Insert data\r
+ );\r
\r
- //\r
- // Create Hii Extend Label OpCode as the start opcode\r
- //\r
- StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
- StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
- StartLabel->Number = LABEL_UPDATE1;\r
+ HiiFreeOpCodeHandle (StartOpCodeHandle);\r
+ }\r
+ }\r
+ break;\r
\r
- //\r
- // Create Hii Extend Label OpCode as the end opcode\r
- //\r
- EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
- EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
- EndLabel->Number = LABEL_END;\r
+ case EFI_BROWSER_ACTION_FORM_CLOSE:\r
+ {\r
+ if (QuestionId == 0x5678) {\r
+ //\r
+ // Sample CallBack for UEFI FORM_CLOSE action:\r
+ // Show up a pop-up to specify Form 3 will be closed when exit Form 3.\r
+ //\r
+ do {\r
+ CreatePopUp (\r
+ EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r
+ &Key,\r
+ L"",\r
+ L"You are going to leave third Form!",\r
+ L"Press ESC or ENTER to continue ...",\r
+ L"",\r
+ NULL\r
+ );\r
+ } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));\r
+ }\r
+ }\r
+ break;\r
+ \r
+ case EFI_BROWSER_ACTION_RETRIEVE:\r
+ {\r
+ if (QuestionId == 0x1111) {\r
+ //\r
+ // EfiVarstore question takes sample action (print value as debug information) \r
+ // after read/write question.\r
+ //\r
+ MyVarSize = 1;\r
+ Status = gRT->GetVariable(\r
+ L"MyVar",\r
+ &mFormSetGuid,\r
+ NULL,\r
+ &MyVarSize,\r
+ &MyVar\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));\r
+ }\r
+ }\r
+ break;\r
\r
- HiiCreateActionOpCode (\r
- StartOpCodeHandle, // Container for dynamic created opcodes\r
- 0x1237, // Question ID\r
- STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r
- STRING_TOKEN(STR_EXIT_TEXT), // Help text\r
- EFI_IFR_FLAG_CALLBACK, // Question flag\r
- 0 // Action String ID\r
- );\r
+ case EFI_BROWSER_ACTION_DEFAULT_STANDARD:\r
+ {\r
+ switch (QuestionId) {\r
+ case 0x1240:\r
+ Value->u8 = DEFAULT_CLASS_STANDARD_VALUE;\r
+ break;\r
\r
- //\r
- // Create Option OpCode\r
- //\r
- OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();\r
- ASSERT (OptionsOpCodeHandle != NULL);\r
+ default:\r
+ Status = EFI_UNSUPPORTED;\r
+ break;\r
+ }\r
+ }\r
+ break;\r
\r
- HiiCreateOneOfOptionOpCode (\r
- OptionsOpCodeHandle,\r
- STRING_TOKEN (STR_BOOT_OPTION1),\r
- 0,\r
- EFI_IFR_NUMERIC_SIZE_1,\r
- 1\r
- );\r
+ case EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING:\r
+ {\r
+ switch (QuestionId) {\r
+ case 0x1240:\r
+ Value->u8 = DEFAULT_CLASS_MANUFACTURING_VALUE;\r
+ break;\r
\r
- HiiCreateOneOfOptionOpCode (\r
- OptionsOpCodeHandle,\r
- STRING_TOKEN (STR_BOOT_OPTION2),\r
- 0,\r
- EFI_IFR_NUMERIC_SIZE_1,\r
- 2\r
+ default:\r
+ Status = EFI_UNSUPPORTED; \r
+ break;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case EFI_BROWSER_ACTION_CHANGING:\r
+ {\r
+ switch (QuestionId) {\r
+ case 0x1234:\r
+ //\r
+ // Initialize the container for dynamic opcodes\r
+ //\r
+ StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r
+ ASSERT (StartOpCodeHandle != NULL);\r
+\r
+ EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r
+ ASSERT (EndOpCodeHandle != NULL);\r
+\r
+ //\r
+ // Create Hii Extend Label OpCode as the start opcode\r
+ //\r
+ StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
+ StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
+ StartLabel->Number = LABEL_UPDATE1;\r
+\r
+ //\r
+ // Create Hii Extend Label OpCode as the end opcode\r
+ //\r
+ EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
+ EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
+ EndLabel->Number = LABEL_END;\r
+\r
+ HiiCreateActionOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 0x1237, // Question ID\r
+ STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r
+ STRING_TOKEN(STR_EXIT_TEXT), // Help text\r
+ EFI_IFR_FLAG_CALLBACK, // Question flag\r
+ 0 // Action String ID\r
);\r
\r
- //\r
- // Prepare initial value for the dynamic created oneof Question\r
- //\r
- PrivateData->Configuration.DynamicOneof = 2;\r
- Status = gRT->SetVariable(\r
- VariableName,\r
- &mFormSetGuid,\r
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
- sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
- &PrivateData->Configuration\r
- );\r
+ //\r
+ // Create Option OpCode\r
+ //\r
+ OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();\r
+ ASSERT (OptionsOpCodeHandle != NULL);\r
+\r
+ HiiCreateOneOfOptionOpCode (\r
+ OptionsOpCodeHandle,\r
+ STRING_TOKEN (STR_BOOT_OPTION1),\r
+ 0,\r
+ EFI_IFR_NUMERIC_SIZE_1,\r
+ 1\r
+ );\r
\r
- HiiCreateOneOfOpCode (\r
- StartOpCodeHandle, // Container for dynamic created opcodes\r
- 0x8001, // Question ID (or call it "key")\r
- CONFIGURATION_VARSTORE_ID, // VarStore ID\r
- (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage\r
- STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text\r
- STRING_TOKEN (STR_ONE_OF_HELP), // Question help text\r
- EFI_IFR_FLAG_CALLBACK, // Question flag\r
- EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value\r
- OptionsOpCodeHandle, // Option Opcode list\r
- NULL // Default Opcode is NULl\r
- );\r
+ HiiCreateOneOfOptionOpCode (\r
+ OptionsOpCodeHandle,\r
+ STRING_TOKEN (STR_BOOT_OPTION2),\r
+ 0,\r
+ EFI_IFR_NUMERIC_SIZE_1,\r
+ 2\r
+ );\r
\r
- HiiCreateOrderedListOpCode (\r
- StartOpCodeHandle, // Container for dynamic created opcodes\r
- 0x8002, // Question ID\r
- CONFIGURATION_VARSTORE_ID, // VarStore ID\r
- (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage\r
- STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text\r
- STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text\r
- EFI_IFR_FLAG_RESET_REQUIRED, // Question flag\r
- 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET\r
- EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value\r
- 5, // Maximum container\r
- OptionsOpCodeHandle, // Option Opcode list\r
- NULL // Default Opcode is NULl\r
- );\r
+ //\r
+ // Prepare initial value for the dynamic created oneof Question\r
+ //\r
+ PrivateData->Configuration.DynamicOneof = 2;\r
+ Status = gRT->SetVariable(\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
+ &PrivateData->Configuration\r
+ );\r
+\r
+ //\r
+ // Set initial vlaue of dynamic created oneof Question in Form Browser\r
+ //\r
+ Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));\r
+ ASSERT (Configuration != NULL);\r
+ if (HiiGetBrowserData (&mFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {\r
+ Configuration->DynamicOneof = 2;\r
+\r
+ //\r
+ // Update uncommitted data of Browser\r
+ //\r
+ HiiSetBrowserData (\r
+ &mFormSetGuid,\r
+ VariableName,\r
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
+ (UINT8 *) Configuration,\r
+ NULL\r
+ );\r
+ }\r
+ FreePool (Configuration);\r
+\r
+ HiiCreateOneOfOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 0x8001, // Question ID (or call it "key")\r
+ CONFIGURATION_VARSTORE_ID, // VarStore ID\r
+ (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage\r
+ STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text\r
+ STRING_TOKEN (STR_ONE_OF_HELP), // Question help text\r
+ EFI_IFR_FLAG_CALLBACK, // Question flag\r
+ EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value\r
+ OptionsOpCodeHandle, // Option Opcode list\r
+ NULL // Default Opcode is NULl\r
+ );\r
\r
- HiiCreateGotoOpCode (\r
- StartOpCodeHandle, // Container for dynamic created opcodes\r
- 1, // Target Form ID\r
- STRING_TOKEN (STR_GOTO_FORM1), // Prompt text\r
- STRING_TOKEN (STR_GOTO_HELP), // Help text\r
- 0, // Question flag\r
- 0x8003 // Question ID\r
- );\r
+ HiiCreateOrderedListOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 0x8002, // Question ID\r
+ CONFIGURATION_VARSTORE_ID, // VarStore ID\r
+ (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage\r
+ STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text\r
+ STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text\r
+ EFI_IFR_FLAG_RESET_REQUIRED, // Question flag\r
+ 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET\r
+ EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value\r
+ 5, // Maximum container\r
+ OptionsOpCodeHandle, // Option Opcode list\r
+ NULL // Default Opcode is NULl\r
+ );\r
\r
- HiiUpdateForm (\r
- PrivateData->HiiHandle[0], // HII handle\r
- &mFormSetGuid, // Formset GUID\r
- 0x1234, // Form ID\r
- StartOpCodeHandle, // Label for where to insert opcodes\r
- EndOpCodeHandle // Replace data\r
+ HiiCreateTextOpCode (\r
+ StartOpCodeHandle,\r
+ STRING_TOKEN(STR_TEXT_SAMPLE_HELP),\r
+ STRING_TOKEN(STR_TEXT_SAMPLE_HELP),\r
+ STRING_TOKEN(STR_TEXT_SAMPLE_STRING)\r
);\r
\r
- HiiFreeOpCodeHandle (StartOpCodeHandle);\r
- HiiFreeOpCodeHandle (OptionsOpCodeHandle);\r
- break;\r
- \r
- case 0x5678:\r
- //\r
- // We will reach here once the Question is refreshed\r
- //\r
+ HiiCreateDateOpCode (\r
+ StartOpCodeHandle,\r
+ 0x8004,\r
+ 0x0,\r
+ 0x0,\r
+ STRING_TOKEN(STR_DATE_SAMPLE_HELP),\r
+ STRING_TOKEN(STR_DATE_SAMPLE_HELP),\r
+ 0,\r
+ QF_DATE_STORAGE_TIME,\r
+ NULL\r
+ );\r
\r
- //\r
- // Initialize the container for dynamic opcodes\r
- //\r
- StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r
- ASSERT (StartOpCodeHandle != NULL);\r
+ HiiCreateTimeOpCode (\r
+ StartOpCodeHandle,\r
+ 0x8005,\r
+ 0x0,\r
+ 0x0,\r
+ STRING_TOKEN(STR_TIME_SAMPLE_HELP),\r
+ STRING_TOKEN(STR_TIME_SAMPLE_HELP),\r
+ 0,\r
+ QF_TIME_STORAGE_TIME,\r
+ NULL\r
+ );\r
\r
- //\r
- // Create Hii Extend Label OpCode as the start opcode\r
- //\r
- StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
- StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
- StartLabel->Number = LABEL_UPDATE2;\r
+ HiiCreateGotoOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 1, // Target Form ID\r
+ STRING_TOKEN (STR_GOTO_FORM1), // Prompt text\r
+ STRING_TOKEN (STR_GOTO_HELP), // Help text\r
+ 0, // Question flag\r
+ 0x8003 // Question ID\r
+ );\r
\r
- HiiCreateActionOpCode (\r
- StartOpCodeHandle, // Container for dynamic created opcodes\r
- 0x1237, // Question ID\r
- STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r
- STRING_TOKEN(STR_EXIT_TEXT), // Help text\r
- EFI_IFR_FLAG_CALLBACK, // Question flag\r
- 0 // Action String ID\r
- );\r
- \r
- HiiUpdateForm (\r
- PrivateData->HiiHandle[0], // HII handle\r
- &mFormSetGuid, // Formset GUID\r
- 0x3, // Form ID\r
- StartOpCodeHandle, // Label for where to insert opcodes\r
- NULL // Insert data\r
+ HiiUpdateForm (\r
+ PrivateData->HiiHandle[0], // HII handle\r
+ &mFormSetGuid, // Formset GUID\r
+ 0x1234, // Form ID\r
+ StartOpCodeHandle, // Label for where to insert opcodes\r
+ EndOpCodeHandle // Replace data\r
+ );\r
+\r
+ HiiFreeOpCodeHandle (StartOpCodeHandle);\r
+ HiiFreeOpCodeHandle (OptionsOpCodeHandle);\r
+ HiiFreeOpCodeHandle (EndOpCodeHandle);\r
+ break;\r
+\r
+ case 0x5678:\r
+ //\r
+ // We will reach here once the Question is refreshed\r
+ //\r
+\r
+ //\r
+ // Initialize the container for dynamic opcodes\r
+ //\r
+ StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r
+ ASSERT (StartOpCodeHandle != NULL);\r
+\r
+ //\r
+ // Create Hii Extend Label OpCode as the start opcode\r
+ //\r
+ StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r
+ StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r
+ StartLabel->Number = LABEL_UPDATE2;\r
+\r
+ HiiCreateActionOpCode (\r
+ StartOpCodeHandle, // Container for dynamic created opcodes\r
+ 0x1237, // Question ID\r
+ STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r
+ STRING_TOKEN(STR_EXIT_TEXT), // Help text\r
+ EFI_IFR_FLAG_CALLBACK, // Question flag\r
+ 0 // Action String ID\r
);\r
\r
- HiiFreeOpCodeHandle (StartOpCodeHandle); \r
- \r
- //\r
- // Refresh the Question value\r
- //\r
- PrivateData->Configuration.DynamicRefresh++;\r
- Status = gRT->SetVariable(\r
- VariableName,\r
- &mFormSetGuid,\r
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
- sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
- &PrivateData->Configuration\r
- );\r
- \r
- //\r
- // Change an EFI Variable storage (MyEfiVar) asynchronous, this will cause\r
- // the first statement in Form 3 be suppressed\r
- //\r
- MyVar = 111;\r
- Status = gRT->SetVariable(\r
- L"MyVar",\r
- &mFormSetGuid,\r
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
- 1,\r
- &MyVar\r
- );\r
- break;\r
+ HiiUpdateForm (\r
+ PrivateData->HiiHandle[0], // HII handle\r
+ &mFormSetGuid, // Formset GUID\r
+ 0x3, // Form ID\r
+ StartOpCodeHandle, // Label for where to insert opcodes\r
+ NULL // Insert data\r
+ );\r
\r
- case 0x1237:\r
- //\r
- // User press "Exit now", request Browser to exit\r
- //\r
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;\r
- break;\r
+ HiiFreeOpCodeHandle (StartOpCodeHandle);\r
+\r
+ //\r
+ // Refresh the Question value\r
+ //\r
+ PrivateData->Configuration.DynamicRefresh++;\r
+ Status = gRT->SetVariable(\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
+ &PrivateData->Configuration\r
+ );\r
+\r
+ //\r
+ // Change an EFI Variable storage (MyEfiVar) asynchronous, this will cause\r
+ // the first statement in Form 3 be suppressed\r
+ //\r
+ MyVarSize = 1;\r
+ MyVar = 111;\r
+ Status = gRT->SetVariable(\r
+ L"MyVar",\r
+ &mFormSetGuid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+ MyVarSize,\r
+ &MyVar\r
+ );\r
+ break;\r
\r
- case 0x1238:\r
- //\r
- // User press "Save now", request Browser to save the uncommitted data.\r
- //\r
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r
- break;\r
+ case 0x1237:\r
+ //\r
+ // User press "Exit now", request Browser to exit\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;\r
+ break;\r
\r
- case 0x2000:\r
- //\r
- // When try to set a new password, user will be chanlleged with old password.\r
- // The Callback is responsible for validating old password input by user,\r
- // If Callback return EFI_SUCCESS, it indicates validation pass.\r
- //\r
- switch (PrivateData->PasswordState) {\r
- case BROWSER_STATE_VALIDATE_PASSWORD:\r
- Status = ValidatePassword (PrivateData, Value->string);\r
- if (Status == EFI_SUCCESS) {\r
- PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;\r
- }\r
+ case 0x1238:\r
+ //\r
+ // User press "Save now", request Browser to save the uncommitted data.\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r
+ break;\r
+\r
+ case 0x1241:\r
+ //\r
+ // User press "Submit current form and Exit now", request Browser to submit current form and exit\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT;\r
+ break;\r
+\r
+ case 0x1242:\r
+ //\r
+ // User press "Discard current form now", request Browser to discard the uncommitted data.\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD;\r
+ break;\r
+\r
+ case 0x1243:\r
+ //\r
+ // User press "Submit current form now", request Browser to save the uncommitted data.\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_APPLY;\r
break;\r
\r
- case BROWSER_STATE_SET_PASSWORD:\r
- Status = SetPassword (PrivateData, Value->string);\r
- PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r
+ case 0x1244:\r
+ //\r
+ // User press "Discard current form and Exit now", request Browser to discard the uncommitted data and exit.\r
+ //\r
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT;\r
break;\r
\r
+ case 0x2000:\r
+ //\r
+ // Only used to update the state.\r
+ //\r
+ if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0) && \r
+ (PrivateData->PasswordState == BROWSER_STATE_SET_PASSWORD)) {\r
+ PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ //\r
+ // When try to set a new password, user will be chanlleged with old password.\r
+ // The Callback is responsible for validating old password input by user,\r
+ // If Callback return EFI_SUCCESS, it indicates validation pass.\r
+ //\r
+ switch (PrivateData->PasswordState) {\r
+ case BROWSER_STATE_VALIDATE_PASSWORD:\r
+ Status = ValidatePassword (PrivateData, Value->string);\r
+ if (Status == EFI_SUCCESS) {\r
+ PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;\r
+ }\r
+ break;\r
+\r
+ case BROWSER_STATE_SET_PASSWORD:\r
+ Status = SetPassword (PrivateData, Value->string);\r
+ PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r
+ break;\r
+\r
+ default:\r
+ break;\r
+ }\r
+\r
+ break;\r
+\r
+ case 0x1111:\r
+ //\r
+ // EfiVarstore question takes sample action (print value as debug information) \r
+ // after read/write question.\r
+ //\r
+ MyVarSize = 1;\r
+ Status = gRT->GetVariable(\r
+ L"MyVar",\r
+ &mFormSetGuid,\r
+ NULL,\r
+ &MyVarSize,\r
+ &MyVar\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));\r
default:\r
break;\r
}\r
-\r
- break;\r
+ }\r
+ break;\r
\r
default:\r
+ Status = EFI_UNSUPPORTED;\r
break;\r
}\r
\r
\r
/**\r
Main entry for this driver.\r
- \r
+\r
@param ImageHandle Image handle this driver.\r
@param SystemTable Pointer to SystemTable.\r
\r
UINTN BufferSize;\r
DRIVER_SAMPLE_CONFIGURATION *Configuration;\r
BOOLEAN ActionFlag;\r
- EFI_STRING ConfigRequestHdr; \r
+ EFI_STRING ConfigRequestHdr;\r
\r
//\r
// Initialize the local variables.\r
//\r
ConfigRequestHdr = NULL;\r
-\r
//\r
// Initialize screen dimensions for SendForm().\r
// Remove 3 characters from top and bottom\r
//\r
// Initialize driver private data\r
//\r
- PrivateData = AllocatePool (sizeof (DRIVER_SAMPLE_PRIVATE_DATA));\r
+ PrivateData = AllocateZeroPool (sizeof (DRIVER_SAMPLE_PRIVATE_DATA));\r
if (PrivateData == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
NULL\r
);\r
if (HiiHandle[1] == NULL) {\r
+ DriverSampleUnload (ImageHandle);\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
NewString = L"700 Mhz";\r
\r
if (HiiSetString (HiiHandle[0], STRING_TOKEN (STR_CPU_STRING2), NewString, NULL) == 0) {\r
+ DriverSampleUnload (ImageHandle);\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
+ HiiSetString (HiiHandle[0], 0, NewString, NULL);\r
+\r
+ //\r
+ // Initialize Name/Value name String ID\r
+ //\r
+ PrivateData->NameStringId[0] = STR_NAME_VALUE_VAR_NAME0;\r
+ PrivateData->NameStringId[1] = STR_NAME_VALUE_VAR_NAME1;\r
+ PrivateData->NameStringId[2] = STR_NAME_VALUE_VAR_NAME2;\r
+\r
//\r
// Initialize configuration data\r
//\r
BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r
Status = gRT->GetVariable (VariableName, &mFormSetGuid, NULL, &BufferSize, Configuration);\r
if (EFI_ERROR (Status)) {\r
+ //\r
+ // Store zero data Buffer Storage to EFI variable\r
+ //\r
+ Status = gRT->SetVariable(\r
+ VariableName,\r
+ &mFormSetGuid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),\r
+ Configuration\r
+ );\r
+ ASSERT (Status == EFI_SUCCESS);\r
//\r
// EFI variable for NV config doesn't exit, we should build this variable\r
// based on default values stored in IFR\r
ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r
ASSERT (ActionFlag);\r
}\r
- \r
+\r
FreePool (ConfigRequestHdr);\r
\r
\r
//\r
- // In default, this driver is built into Flash device image, \r
+ // In default, this driver is built into Flash device image,\r
// the following code doesn't run.\r
//\r
\r
//\r
// Example of how to display only the item we sent to HII\r
- // When this driver is not built into Flash device image, \r
+ // When this driver is not built into Flash device image,\r
// it need to call SendForm to show front page by itself.\r
//\r
if (DISPLAY_ONLY_MY_ITEM <= 1) {\r
NULL,\r
NULL\r
);\r
- \r
+\r
HiiRemovePackages (HiiHandle[0]);\r
- \r
+\r
HiiRemovePackages (HiiHandle[1]);\r
}\r
\r
IN EFI_HANDLE ImageHandle\r
)\r
{\r
+ UINTN Index;\r
+\r
+ ASSERT (PrivateData != NULL);\r
+\r
if (DriverHandle[0] != NULL) {\r
gBS->UninstallMultipleProtocolInterfaces (\r
DriverHandle[0],\r
&PrivateData->ConfigAccess,\r
NULL\r
);\r
+ DriverHandle[0] = NULL;\r
}\r
\r
if (DriverHandle[1] != NULL) {\r
&mHiiVendorDevicePath1,\r
NULL\r
);\r
+ DriverHandle[1] = NULL;\r
}\r
\r
if (PrivateData->HiiHandle[0] != NULL) {\r
HiiRemovePackages (PrivateData->HiiHandle[1]);\r
}\r
\r
- if (PrivateData != NULL) {\r
- FreePool (PrivateData);\r
+ for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r
+ if (PrivateData->NameValueName[Index] != NULL) {\r
+ FreePool (PrivateData->NameValueName[Index]);\r
+ }\r
}\r
+ FreePool (PrivateData);\r
+ PrivateData = NULL;\r
\r
return EFI_SUCCESS;\r
}\r