/** @file
-Copyright (c) 2007, 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
//
UINT16 mFakeConfigHdr[] = L"GUID=00000000000000000000000000000000&NAME=0000&PATH=0";
-STATIC
-EFI_STATUS
-GetPackageDataFromPackageList (
- IN EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList,
- IN UINT32 PackageIndex,
- OUT UINT32 *BufferLen,
- OUT EFI_HII_PACKAGE_HEADER **Buffer
- )
-{
- UINT32 Index;
- EFI_HII_PACKAGE_HEADER *Package;
- UINT32 Offset;
- UINT32 PackageListLength;
- EFI_HII_PACKAGE_HEADER PackageHeader = {0, 0};
-
- ASSERT(HiiPackageList != NULL);
-
- if ((BufferLen == NULL) || (Buffer == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- Package = NULL;
- Index = 0;
- Offset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);
- CopyMem (&PackageListLength, &HiiPackageList->PackageLength, sizeof (UINT32));
- while (Offset < PackageListLength) {
- Package = (EFI_HII_PACKAGE_HEADER *) (((UINT8 *) HiiPackageList) + Offset);
- CopyMem (&PackageHeader, Package, sizeof (EFI_HII_PACKAGE_HEADER));
- if (Index == PackageIndex) {
- break;
- }
- Offset += PackageHeader.Length;
- Index++;
- }
- if (Offset >= PackageListLength) {
- //
- // no package found in this Package List
- //
- return EFI_NOT_FOUND;
- }
-
- *BufferLen = PackageHeader.Length;
- *Buffer = Package;
- return EFI_SUCCESS;
-}
-
-
/**
Draw a dialog and return the selected key.
UINT8 Temp;
UINTN SwapCount;
- SwapCount = (BufferSize - 1) / 2;
+ SwapCount = BufferSize / 2;
for (Index = 0; Index < SwapCount; Index++) {
Temp = Buffer[Index];
Buffer[Index] = Buffer[BufferSize - 1 - Index];
}
}
+/**
+ Converts the unicode character of the string from uppercase to lowercase.
+
+ @param Str String to be converted
+
+ @retval VOID
+
+**/
+VOID
+ToLower (
+ IN OUT CHAR16 *Str
+ )
+{
+ CHAR16 *Ptr;
+
+ for (Ptr = Str; *Ptr != L'\0'; Ptr++) {
+ if (*Ptr >= L'A' && *Ptr <= L'Z') {
+ *Ptr = (CHAR16) (*Ptr - L'A' + L'a');
+ }
+ }
+}
+
/**
- Converts binary buffer to Unicode string in reversed byte order from R8_BufToHexString().
+ Converts binary buffer to Unicode string in reversed byte order from BufToHexString().
@param Str String for output
@param Buffer Binary buffer.
NewBuffer = AllocateCopyPool (BufferSize, Buffer);
SwapBuffer (NewBuffer, BufferSize);
- StrBufferLen = (BufferSize + 1) * sizeof (CHAR16);
- Status = R8_BufToHexString (Str, &StrBufferLen, NewBuffer, BufferSize);
+ StrBufferLen = BufferSize * sizeof (CHAR16) + 1;
+ Status = BufToHexString (Str, &StrBufferLen, NewBuffer, BufferSize);
gBS->FreePool (NewBuffer);
+ //
+ // Convert the uppercase to lowercase since <HexAf> is defined in lowercase format.
+ //
+ ToLower (Str);
return Status;
}
/**
- Converts Hex String to binary buffer in reversed byte order from R8_HexStringToBuf().
+ Converts Hex String to binary buffer in reversed byte order from HexStringToBuf().
@param Buffer Pointer to buffer that receives the data.
@param BufferSize Length in bytes of the buffer to hold converted
UINTN ConvertedStrLen;
ConvertedStrLen = 0;
- Status = R8_HexStringToBuf (Buffer, BufferSize, Str, &ConvertedStrLen);
+ Status = HexStringToBuf (Buffer, BufferSize, Str, &ConvertedStrLen);
if (!EFI_ERROR (Status)) {
SwapBuffer (Buffer, ConvertedStrLen);
}
return Status;
}
+/**
+ Convert binary representation Config string (e.g. "0041004200430044") to the
+ original string (e.g. "ABCD"). Config string appears in <ConfigHdr> (i.e.
+ "&NAME=<string>"), or Name/Value pair in <ConfigBody> (i.e. "label=<string>").
+
+ @param UnicodeString Original Unicode string.
+ @param StrBufferLen On input: Length in bytes of buffer to hold the Unicode string.
+ Includes tailing '\0' character.
+ On output:
+ If return EFI_SUCCESS, containing length of Unicode string buffer.
+ If return EFI_BUFFER_TOO_SMALL, containg length of string buffer desired.
+ @param ConfigString Binary representation of Unicode String, <string> := (<HexCh>4)+
+
+ @retval EFI_SUCCESS Routine success.
+ @retval EFI_BUFFER_TOO_SMALL The string buffer is too small.
+
+**/
+EFI_STATUS
+ConfigStringToUnicode (
+ IN OUT CHAR16 *UnicodeString,
+ IN OUT UINTN *StrBufferLen,
+ IN CHAR16 *ConfigString
+ )
+{
+ UINTN Index;
+ UINTN Len;
+ UINTN BufferSize;
+ CHAR16 BackupChar;
+
+ Len = StrLen (ConfigString) / 4;
+ BufferSize = (Len + 1) * sizeof (CHAR16);
+
+ if (*StrBufferLen < BufferSize) {
+ *StrBufferLen = BufferSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ *StrBufferLen = BufferSize;
+
+ for (Index = 0; Index < Len; Index++) {
+ BackupChar = ConfigString[4];
+ ConfigString[4] = L'\0';
+
+ HexStringToBuf ((UINT8 *) UnicodeString, &BufferSize, ConfigString, NULL);
+
+ ConfigString[4] = BackupChar;
+
+ ConfigString += 4;
+ UnicodeString += 1;
+ }
+
+ //
+ // Add tailing '\0' character
+ //
+ *UnicodeString = L'\0';
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Convert Unicode string to binary representation Config string, e.g.
+ "ABCD" => "0041004200430044". Config string appears in <ConfigHdr> (i.e.
+ "&NAME=<string>"), or Name/Value pair in <ConfigBody> (i.e. "label=<string>").
+
+ @param ConfigString Binary representation of Unicode String, <string> := (<HexCh>4)+
+ @param StrBufferLen On input: Length in bytes of buffer to hold the Unicode string.
+ Includes tailing '\0' character.
+ On output:
+ If return EFI_SUCCESS, containing length of Unicode string buffer.
+ If return EFI_BUFFER_TOO_SMALL, containg length of string buffer desired.
+ @param UnicodeString Original Unicode string.
+
+ @retval EFI_SUCCESS Routine success.
+ @retval EFI_BUFFER_TOO_SMALL The string buffer is too small.
+
+**/
+EFI_STATUS
+UnicodeToConfigString (
+ IN OUT CHAR16 *ConfigString,
+ IN OUT UINTN *StrBufferLen,
+ IN CHAR16 *UnicodeString
+ )
+{
+ UINTN Index;
+ UINTN Len;
+ UINTN BufferSize;
+ CHAR16 *String;
+
+ Len = StrLen (UnicodeString);
+ BufferSize = (Len * 4 + 1) * sizeof (CHAR16);
+
+ if (*StrBufferLen < BufferSize) {
+ *StrBufferLen = BufferSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ *StrBufferLen = BufferSize;
+ String = ConfigString;
+
+ for (Index = 0; Index < Len; Index++) {
+ BufToHexString (ConfigString, &BufferSize, (UINT8 *) UnicodeString, 2);
+
+ ConfigString += 4;
+ UnicodeString += 1;
+ }
+
+ //
+ // Add tailing '\0' character
+ //
+ *ConfigString = L'\0';
+
+ //
+ // Convert the uppercase to lowercase since <HexAf> is defined in lowercase format.
+ //
+ ToLower (String);
+ return EFI_SUCCESS;
+}
/**
Construct <ConfigHdr> using routing information GUID/NAME/PATH.
DevicePathSize = GetDevicePathSize (DevicePath);
//
- // GUID=<HexCh>32&NAME=<Alpha>NameStrLen&PATH=<HexChar>DevicePathStrLen <NULL>
- // | 5 | 32 | 6 | NameStrLen | 6 | DevicePathStrLen |
+ // GUID=<HexCh>32&NAME=<Char>NameStrLen&PATH=<HexChar>DevicePathStrLen <NULL>
+ // | 5 | 32 | 6 | NameStrLen*4 | 6 | DevicePathStrLen | 1 |
//
- BufferSize = (5 + 32 + 6 + NameStrLen + 6 + DevicePathSize * 2 + 1) * sizeof (CHAR16);
+ BufferSize = (5 + 32 + 6 + NameStrLen * 4 + 6 + DevicePathSize * 2 + 1) * sizeof (CHAR16);
if (*StrBufferLen < BufferSize) {
*StrBufferLen = BufferSize;
return EFI_BUFFER_TOO_SMALL;
BufferToHexString (StrPtr, (UINT8 *) Guid, sizeof (EFI_GUID));
StrPtr += 32;
+ //
+ // Convert name string, e.g. name "ABCD" => "&NAME=0041004200430044"
+ //
StrCpy (StrPtr, L"&NAME=");
StrPtr += 6;
if (Name != NULL) {
- StrCpy (StrPtr, Name);
- StrPtr += NameStrLen;
+ BufferSize = (NameStrLen * 4 + 1) * sizeof (CHAR16);
+ UnicodeToConfigString (StrPtr, &BufferSize, Name);
+ StrPtr += (NameStrLen * 4);
}
StrCpy (StrPtr, L"&PATH=");
Data = 0;
BufferSize = sizeof (UINTN);
- Status = R8_HexStringToBuf ((UINT8 *) &Data, &BufferSize, String, &ConvertedStrLen);
+ Status = HexStringToBuf ((UINT8 *) &Data, &BufferSize, String, &ConvertedStrLen);
if (EFI_ERROR (Status)) {
return FALSE;
}
Data = 0;
BufferSize = sizeof (UINTN);
- Status = R8_HexStringToBuf ((UINT8 *) &Data, &BufferSize, String, &ConvertedStrLen);
+ Status = HexStringToBuf ((UINT8 *) &Data, &BufferSize, String, &ConvertedStrLen);
if (EFI_ERROR (Status)) {
return FALSE;
}
//
StringPtr = BlockName + 16;
BufferLen = sizeof (BlockName) - (16 * sizeof (CHAR16));
- R8_BufToHexString (StringPtr, &BufferLen, (UINT8 *) &BufferSize, sizeof (UINTN));
+ BufToHexString (StringPtr, &BufferLen, (UINT8 *) &BufferSize, sizeof (UINTN));
Request = BlockName;
} else {
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