diff options
Diffstat (limited to 'MdeModulePkg/Universal/HiiDatabaseDxe/String.c')
| -rw-r--r-- | MdeModulePkg/Universal/HiiDatabaseDxe/String.c | 1606 |
1 files changed, 1606 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/HiiDatabaseDxe/String.c b/MdeModulePkg/Universal/HiiDatabaseDxe/String.c new file mode 100644 index 0000000..d408365 --- /dev/null +++ b/MdeModulePkg/Universal/HiiDatabaseDxe/String.c @@ -0,0 +1,1606 @@ +/** @file
+
+Copyright (c) 2007, 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
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ String.c
+
+Abstract:
+
+ Implementation for EFI_HII_STRING_PROTOCOL.
+
+Revision History
+
+
+**/
+
+
+#include "HiiDatabase.h"
+
+CHAR16 mLanguageWindow[16] = {
+ 0x0000, 0x0080, 0x0100, 0x0300,
+ 0x2000, 0x2080, 0x2100, 0x3000,
+ 0x0080, 0x00C0, 0x0400, 0x0600,
+ 0x0900, 0x3040, 0x30A0, 0xFF00
+};
+
+
+/**
+ This function checks whether a global font info is referred by local
+ font info list or not. (i.e. HII_FONT_INFO is generated.) If not, create
+ a HII_FONT_INFO to refer it locally.
+
+ @param Private Hii database private structure.
+ @param StringPackage HII string package instance.
+ @param DuplicateEnable If true, duplicate HII_FONT_INFO which refers to
+ the same EFI_FONT_INFO is permitted. Otherwise it
+ is not allowed.
+ @param GlobalFontInfo Input a global font info which specify a
+ EFI_FONT_INFO.
+ @param LocalFontInfo Output a local font info which refers to a
+ EFI_FONT_INFO.
+
+ @retval TRUE Already referred before calling this function.
+ @retval FALSE Not referred before calling this function.
+
+**/
+STATIC
+BOOLEAN
+ReferFontInfoLocally (
+ IN HII_DATABASE_PRIVATE_DATA *Private,
+ IN HII_STRING_PACKAGE_INSTANCE *StringPackage,
+ IN BOOLEAN DuplicateEnable,
+ IN HII_GLOBAL_FONT_INFO *GlobalFontInfo,
+ OUT HII_FONT_INFO **LocalFontInfo
+ )
+{
+ HII_FONT_INFO *LocalFont;
+ LIST_ENTRY *Link;
+
+ ASSERT (Private != NULL && StringPackage != NULL && GlobalFontInfo != NULL && LocalFontInfo != NULL);
+
+ if (!DuplicateEnable) {
+ for (Link = StringPackage->FontInfoList.ForwardLink;
+ Link != &StringPackage->FontInfoList;
+ Link = Link->ForwardLink
+ ) {
+ LocalFont = CR (Link, HII_FONT_INFO, Entry, HII_FONT_INFO_SIGNATURE);
+ if (LocalFont->GlobalEntry == &GlobalFontInfo->Entry) {
+ //
+ // Already referred by local font info list, return directly.
+ //
+ *LocalFontInfo = LocalFont;
+ return TRUE;
+ }
+ }
+ }
+ //
+ // Since string package tool set FontId initially to 0 and increases it
+ // progressively by one, StringPackage->FondId always represents an unique
+ // and available FontId.
+ //
+ // FontId identifies EFI_FONT_INFO in local string package uniquely.
+ // GlobalEntry points to a HII_GLOBAL_FONT_INFO which identifies
+ // EFI_FONT_INFO uniquely in whole hii database.
+ //
+ LocalFont = (HII_FONT_INFO *) AllocateZeroPool (sizeof (HII_FONT_INFO));
+ ASSERT (LocalFont != NULL);
+
+ LocalFont->Signature = HII_FONT_INFO_SIGNATURE;
+ LocalFont->FontId = StringPackage->FontId;
+ LocalFont->GlobalEntry = &GlobalFontInfo->Entry;
+ InsertTailList (&StringPackage->FontInfoList, &LocalFont->Entry);
+
+ StringPackage->FontId++;
+
+ *LocalFontInfo = LocalFont;
+ return FALSE;
+}
+
+
+/**
+ Convert Ascii string text to unicode string test.
+
+ @param StringSrc Points to current null-terminated Ascii string.
+ @param StringDest Buffer to store the converted string text.
+ @param BufferSize Length of the buffer.
+
+ @retval EFI_SUCCESS The string text was outputed successfully.
+ @retval EFI_BUFFER_TOO_SMALL Buffer is insufficient to store the found string
+ text. BufferSize is updated to the required buffer
+ size.
+
+**/
+STATIC
+EFI_STATUS
+ConvertToUnicodeText (
+ OUT EFI_STRING StringDest,
+ IN CHAR8 *StringSrc,
+ IN OUT UINTN *BufferSize
+ )
+{
+ UINTN StringSize;
+ UINTN Index;
+
+ ASSERT (StringSrc != NULL && BufferSize != NULL);
+
+ StringSize = AsciiStrSize (StringSrc) * 2;
+ if (*BufferSize < StringSize) {
+ *BufferSize = StringSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ for (Index = 0; Index < AsciiStrLen (StringSrc); Index++) {
+ StringDest[Index] = (CHAR16) StringSrc[Index];
+ }
+
+ StringDest[Index] = 0;
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Calculate the size of StringSrc and output it. If StringDest is not NULL,
+ copy string text from src to dest.
+
+ @param StringSrc Points to current null-terminated string.
+ @param StringDest Buffer to store the string text.
+ @param BufferSize Length of the buffer.
+
+ @retval EFI_SUCCESS The string text was outputed successfully.
+ @retval EFI_BUFFER_TOO_SMALL Buffer is insufficient to store the found string
+ text. BufferSize is updated to the required buffer
+ size.
+
+**/
+STATIC
+EFI_STATUS
+GetUnicodeStringTextOrSize (
+ OUT EFI_STRING StringDest, OPTIONAL
+ IN UINT8 *StringSrc,
+ IN OUT UINTN *BufferSize
+ )
+{
+ UINTN StringSize;
+ CHAR16 Zero;
+ UINT8 *StringPtr;
+
+ ASSERT (StringSrc != NULL && BufferSize != NULL);
+
+ ZeroMem (&Zero, sizeof (CHAR16));
+ StringSize = sizeof (CHAR16);
+ StringPtr = StringSrc;
+ while (CompareMem (StringPtr, &Zero, sizeof (CHAR16)) != 0) {
+ StringSize += sizeof (CHAR16);
+ StringPtr += sizeof (CHAR16);
+ }
+
+ if (StringDest != NULL) {
+ if (*BufferSize < StringSize) {
+ *BufferSize = StringSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+ CopyMem (StringDest, StringSrc, StringSize);
+ return EFI_SUCCESS;
+ }
+
+ *BufferSize = StringSize;
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Copy string font info to a buffer.
+
+ @param StringPackage Hii string package instance.
+ @param FontId Font identifier which is unique in a string
+ package.
+ @param StringFontInfo Buffer to record the output font info. It's
+ caller's responsibility to free this buffer.
+
+ @retval EFI_SUCCESS The string font is outputed successfully.
+ @retval EFI_NOT_FOUND The specified font id does not exist.
+
+**/
+STATIC
+EFI_STATUS
+GetStringFontInfo (
+ IN HII_STRING_PACKAGE_INSTANCE *StringPackage,
+ IN UINT8 FontId,
+ OUT EFI_FONT_INFO **StringFontInfo
+ )
+{
+ LIST_ENTRY *Link;
+ HII_FONT_INFO *FontInfo;
+ HII_GLOBAL_FONT_INFO *GlobalFont;
+
+ ASSERT (StringFontInfo != NULL && StringPackage != NULL);
+
+ for (Link = StringPackage->FontInfoList.ForwardLink; Link != &StringPackage->FontInfoList; Link = Link->ForwardLink) {
+ FontInfo = CR (Link, HII_FONT_INFO, Entry, HII_FONT_INFO_SIGNATURE);
+ if (FontInfo->FontId == FontId) {
+ GlobalFont = CR (FontInfo->GlobalEntry, HII_GLOBAL_FONT_INFO, Entry, HII_GLOBAL_FONT_INFO_SIGNATURE);
+ *StringFontInfo = (EFI_FONT_INFO *) AllocateZeroPool (GlobalFont->FontInfoSize);
+ if (*StringFontInfo == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (*StringFontInfo, GlobalFont->FontInfo, GlobalFont->FontInfoSize);
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+
+/**
+ Parse all string blocks to find a String block specified by StringId.
+ If StringId = (EFI_STRING_ID) (-1), find out all EFI_HII_SIBT_FONT blocks
+ within this string package and backup its information.
+ If StringId = 0, output the string id of last string block (EFI_HII_SIBT_END).
+
+ @param Private Hii database private structure.
+ @param StringPackage Hii string package instance.
+ @param StringId The string¡¯s id, which is unique within
+ PackageList.
+ @param BlockType Output the block type of found string block.
+ @param StringBlockAddr Output the block address of found string block.
+ @param StringTextOffset Offset, relative to the found block address, of
+ the string text information.
+ @param LastStringId Output the last string id when StringId = 0.
+
+ @retval EFI_SUCCESS The string text and font is retrieved
+ successfully.
+ @retval EFI_NOT_FOUND The specified text or font info can not be found
+ out.
+ @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the
+ task.
+
+**/
+EFI_STATUS
+FindStringBlock (
+ IN HII_DATABASE_PRIVATE_DATA *Private,
+ IN HII_STRING_PACKAGE_INSTANCE *StringPackage,
+ IN EFI_STRING_ID StringId,
+ OUT UINT8 *BlockType, OPTIONAL
+ OUT UINT8 **StringBlockAddr, OPTIONAL
+ OUT UINTN *StringTextOffset, OPTIONAL
+ OUT EFI_STRING_ID *LastStringId OPTIONAL
+ )
+{
+ UINT8 *BlockHdr;
+ EFI_STRING_ID CurrentStringId;
+ UINTN BlockSize;
+ UINTN Index;
+ UINT8 *StringTextPtr;
+ UINTN Offset;
+ HII_FONT_INFO *LocalFont;
+ EFI_FONT_INFO *FontInfo;
+ HII_GLOBAL_FONT_INFO *GlobalFont;
+ UINTN FontInfoSize;
+ UINT16 StringCount;
+ UINT16 SkipCount;
+ EFI_HII_FONT_STYLE FontStyle;
+ UINT16 FontSize;
+ UINT8 Length8;
+ EFI_HII_SIBT_EXT2_BLOCK Ext2;
+ UINT32 Length32;
+ UINTN StringSize;
+ CHAR16 Zero;
+
+ ASSERT (StringPackage != NULL);
+ ASSERT (StringPackage->Signature == HII_STRING_PACKAGE_SIGNATURE);
+
+ CurrentStringId = 1;
+
+ if (StringId != (EFI_STRING_ID) (-1) && StringId != 0) {
+ ASSERT (BlockType != NULL && StringBlockAddr != NULL && StringTextOffset != NULL);
+ } else {
+ ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);
+ }
+
+ ZeroMem (&Zero, sizeof (CHAR16));
+
+ //
+ // Parse the string blocks to get the string text and font.
+ //
+ BlockHdr = StringPackage->StringBlock;
+ BlockSize = 0;
+ Offset = 0;
+ while (*BlockHdr != EFI_HII_SIBT_END) {
+ switch (*BlockHdr) {
+ case EFI_HII_SIBT_STRING_SCSU:
+ Offset = sizeof (EFI_HII_STRING_BLOCK);
+ StringTextPtr = BlockHdr + Offset;
+ BlockSize += Offset + AsciiStrSize ((CHAR8 *) StringTextPtr);
+ CurrentStringId++;
+ break;
+
+ case EFI_HII_SIBT_STRING_SCSU_FONT:
+ Offset = sizeof (EFI_HII_SIBT_STRING_SCSU_FONT_BLOCK) - sizeof (UINT8);
+ StringTextPtr = BlockHdr + Offset;
+ BlockSize += Offset + AsciiStrSize ((CHAR8 *) StringTextPtr);
+ CurrentStringId++;
+ break;
+
+ case EFI_HII_SIBT_STRINGS_SCSU:
+ CopyMem (&StringCount, BlockHdr + sizeof (EFI_HII_STRING_BLOCK), sizeof (UINT16));
+ StringTextPtr = BlockHdr + sizeof (EFI_HII_SIBT_STRINGS_SCSU_BLOCK) - sizeof (UINT8);
+ BlockSize += StringTextPtr - BlockHdr;
+
+ for (Index = 0; Index < StringCount; Index++) {
+ BlockSize += AsciiStrSize ((CHAR8 *) StringTextPtr);
+ if (CurrentStringId == StringId) {
+ *BlockType = *BlockHdr;
+ *StringBlockAddr = BlockHdr;
+ *StringTextOffset = StringTextPtr - BlockHdr;
+ return EFI_SUCCESS;
+ }
+ StringTextPtr = StringTextPtr + AsciiStrSize ((CHAR8 *) StringTextPtr);
+ CurrentStringId++;
+ }
+ break;
+
+ case EFI_HII_SIBT_STRINGS_SCSU_FONT:
+ CopyMem (
+ &StringCount,
+ BlockHdr + sizeof (EFI_HII_STRING_BLOCK) + sizeof (UINT8),
+ sizeof (UINT16)
+ );
+ StringTextPtr = BlockHdr + sizeof (EFI_HII_SIBT_STRINGS_SCSU_FONT_BLOCK) - sizeof (UINT8);
+ BlockSize += StringTextPtr - BlockHdr;
+
+ for (Index = 0; Index < StringCount; Index++) {
+ BlockSize += AsciiStrSize ((CHAR8 *) StringTextPtr);
+ if (CurrentStringId == StringId) {
+ *BlockType = *BlockHdr;
+ *StringBlockAddr = BlockHdr;
+ *StringTextOffset = StringTextPtr - BlockHdr;
+ return EFI_SUCCESS;
+ }
+ StringTextPtr = StringTextPtr + AsciiStrSize ((CHAR8 *) StringTextPtr);
+ CurrentStringId++;
+ }
+ break;
+
+ case EFI_HII_SIBT_STRING_UCS2:
+ Offset = sizeof (EFI_HII_STRING_BLOCK);
+ StringTextPtr = BlockHdr + Offset;
+ //
+ // Use StringSize to store the size of the specified string, including the NULL
+ // terminator.
+ //
+ GetUnicodeStringTextOrSize (NULL, StringTextPtr, &StringSize);
+ BlockSize += Offset + StringSize;
+ CurrentStringId++;
+ break;
+
+ case EFI_HII_SIBT_STRING_UCS2_FONT:
+ Offset = sizeof (EFI_HII_SIBT_STRING_UCS2_FONT_BLOCK) - sizeof (CHAR16);
+ StringTextPtr = BlockHdr + Offset;
+ //
+ // Use StrSize to store the size of the specified string, including the NULL
+ // terminator.
+ //
+ GetUnicodeStringTextOrSize (NULL, StringTextPtr, &StringSize);
+ BlockSize += Offset + StringSize;
+ CurrentStringId++;
+ break;
+
+ case EFI_HII_SIBT_STRINGS_UCS2:
+ Offset = sizeof (EFI_HII_SIBT_STRINGS_UCS2_BLOCK) - sizeof (CHAR16);
+ StringTextPtr = BlockHdr + Offset;
+ BlockSize += Offset;
+ CopyMem (&StringCount, BlockHdr + sizeof (EFI_HII_STRING_BLOCK), sizeof (UINT16));
+ for (Index = 0; Index < StringCount; Index++) {
+ GetUnicodeStringTextOrSize (NULL, StringTextPtr, &StringSize);
+ BlockSize += StringSize;
+ if (CurrentStringId == StringId) {
+ *BlockType = *BlockHdr;
+ *StringBlockAddr = BlockHdr;
+ *StringTextOffset = StringTextPtr - BlockHdr;
+ return EFI_SUCCESS;
+ }
+ StringTextPtr = StringTextPtr + StringSize;
+ CurrentStringId++;
+ }
+ break;
+
+ case EFI_HII_SIBT_STRINGS_UCS2_FONT:
+ Offset = sizeof (EFI_HII_SIBT_STRINGS_UCS2_FONT_BLOCK) - sizeof (CHAR16);
+ StringTextPtr = BlockHdr + Offset;
+ BlockSize += Offset;
+ CopyMem (
+ &StringCount,
+ BlockHdr + sizeof (EFI_HII_STRING_BLOCK) + sizeof (UINT8),
+ sizeof (UINT16)
+ );
+ for (Index = 0; Index < StringCount; Index++) {
+ GetUnicodeStringTextOrSize (NULL, StringTextPtr, &StringSize);
+ BlockSize += StringSize;
+ if (CurrentStringId == StringId) {
+ *BlockType = *BlockHdr;
+ *StringBlockAddr = BlockHdr;
+ *StringTextOffset = StringTextPtr - BlockHdr;
+ return EFI_SUCCESS;
+ }
+ StringTextPtr = StringTextPtr + StringSize;
+ CurrentStringId++;
+ }
+ break;
+
+ case EFI_HII_SIBT_DUPLICATE:
+ if (CurrentStringId == StringId) {
+ //
+ // Incoming StringId is an id of a duplicate string block.
+ // Update the StringId to be the previous string block.
+ // Go back to the header of string block to search.
+ //
+ CopyMem (
+ &StringId,
+ BlockHdr + sizeof (EFI_HII_STRING_BLOCK),
+ sizeof (EFI_STRING_ID)
+ );
+ ASSERT (StringId != CurrentStringId);
+ CurrentStringId = 1;
+ BlockSize = 0;
+ } else {
+ BlockSize += sizeof (EFI_HII_SIBT_DUPLICATE_BLOCK);
+ CurrentStringId++;
+ }
+ break;
+
+ case EFI_HII_SIBT_SKIP1:
+ SkipCount = (UINT16) (*(BlockHdr + sizeof (EFI_HII_STRING_BLOCK)));
+ CurrentStringId = (UINT16) (CurrentStringId + SkipCount);
+ BlockSize += sizeof (EFI_HII_SIBT_SKIP1_BLOCK);
+ break;
+
+ case EFI_HII_SIBT_SKIP2:
+ CopyMem (&SkipCount, BlockHdr + sizeof (EFI_HII_STRING_BLOCK), sizeof (UINT16));
+ CurrentStringId = (UINT16) (CurrentStringId + SkipCount);
+ BlockSize += sizeof (EFI_HII_SIBT_SKIP2_BLOCK);
+ break;
+
+ case EFI_HII_SIBT_EXT1:
+ CopyMem (
+ &Length8,
+ BlockHdr + sizeof (EFI_HII_STRING_BLOCK) + sizeof (UINT8),
+ sizeof (UINT8)
+ );
+ BlockSize += Length8;
+ break;
+
+ case EFI_HII_SIBT_EXT2:
+ CopyMem (&Ext2, BlockHdr, sizeof (EFI_HII_SIBT_EXT2_BLOCK));
+ if (Ext2.BlockType2 == EFI_HII_SIBT_FONT && StringId == (EFI_STRING_ID) (-1)) {
+ //
+ // Find the relationship between global font info and the font info of
+ // this EFI_HII_SIBT_FONT block then backup its information in local package.
+ //
+ BlockHdr += sizeof (EFI_HII_SIBT_EXT2_BLOCK) + sizeof (UINT8);
+ CopyMem (&FontSize, BlockHdr, sizeof (UINT16));
+ BlockHdr += sizeof (UINT16);
+ CopyMem (&FontStyle, BlockHdr, sizeof (EFI_HII_FONT_STYLE));
+ BlockHdr += sizeof (EFI_HII_FONT_STYLE);
+ GetUnicodeStringTextOrSize (NULL, BlockHdr, &StringSize);
+
+ FontInfoSize = sizeof (EFI_FONT_INFO) - sizeof (CHAR16) + StringSize;
+ FontInfo = (EFI_FONT_INFO *) AllocateZeroPool (FontInfoSize);
+ if (FontInfo == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ FontInfo->FontStyle = FontStyle;
+ FontInfo->FontSize = FontSize;
+ CopyMem (FontInfo->FontName, BlockHdr, StringSize);
+
+ if (IsFontInfoExisted (Private, FontInfo, NULL, NULL, &GlobalFont)) {
+ //
+ // If find the corresponding global font info, save the relationship.
+ //
+ ReferFontInfoLocally (Private, StringPackage, TRUE, GlobalFont, &LocalFont);
+ }
+
+ //
+ // If can not find, ignore this EFI_HII_SIBT_FONT block.
+ //
+ SafeFreePool (FontInfo);
+ }
+
+ BlockSize += Ext2.Length;
+
+ break;
+
+ case EFI_HII_SIBT_EXT4:
+ CopyMem (
+ &Length32,
+ BlockHdr + sizeof (EFI_HII_STRING_BLOCK) + sizeof (UINT8),
+ sizeof (UINT32)
+ );
+
+ BlockSize += Length32;
+ break;
+
+ default:
+ break;
+ }
+
+ if (StringId > 0) {
+ if (StringId == CurrentStringId - 1) {
+ *BlockType = *BlockHdr;
+ *StringBlockAddr = BlockHdr;
+ *StringTextOffset = Offset;
+ return EFI_SUCCESS;
+ }
+
+ if (StringId < CurrentStringId - 1) {
+ return EFI_NOT_FOUND;
+ }
+ }
+ BlockHdr = StringPackage->StringBlock + BlockSize;
+
+ }
+
+ if (StringId == (EFI_STRING_ID) (-1)) {
+ return EFI_SUCCESS;
+ }
+
+ if (StringId == 0 && LastStringId != NULL) {
+ *LastStringId = CurrentStringId;
+ return EFI_SUCCESS;
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+
+/**
+ Parse all string blocks to get a string specified by StringId.
+
+ @param Private Hii database private structure.
+ @param StringPackage Hii string package instance.
+ @param StringId The string¡¯s id, which is unique within
+ PackageList.
+ @param String Points to retrieved null-terminated string.
+ @param StringSize On entry, points to the size of the buffer pointed
+ to by String, in bytes. On return, points to the
+ length of the string, in bytes.
+ @param StringFontInfo If not NULL, allocate a buffer to record the
+ output font info. It's caller's responsibility to
+ free this buffer.
+
+ @retval EFI_SUCCESS The string text and font is retrieved
+ successfully.
+ @retval EFI_NOT_FOUND The specified text or font info can not be found
+ out.
+ @retval EFI_BUFFER_TOO_SMALL The buffer specified by StringSize is too small to
+ hold the string.
+
+**/
+STATIC
+EFI_STATUS
+GetStringWorker (
+ IN HII_DATABASE_PRIVATE_DATA *Private,
+ IN HII_STRING_PACKAGE_INSTANCE *StringPackage,
+ IN EFI_STRING_ID StringId,
+ OUT EFI_STRING String,
+ IN OUT UINTN *StringSize,
+ OUT EFI_FONT_INFO **StringFontInfo OPTIONAL
+ )
+{
+ UINT8 *StringTextPtr;
+ UINT8 BlockType;
+ UINT8 *StringBlockAddr;
+ UINTN StringTextOffset;
+ EFI_STATUS Status;
+ UINT8 FontId;
+
+ ASSERT (StringPackage != NULL && StringSize != NULL);
+ ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);
+
+ //
+ // Find the specified string block
+ //
+ Status = FindStringBlock (
+ Private,
+ StringPackage,
+ StringId,
+ &BlockType,
+ &StringBlockAddr,
+ &StringTextOffset,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Get the string text.
+ //
+ StringTextPtr = StringBlockAddr + StringTextOffset;
+ switch (BlockType) {
+ case EFI_HII_SIBT_STRING_SCSU:
+ case EFI_HII_SIBT_STRING_SCSU_FONT:
+ case EFI_HII_SIBT_STRINGS_SCSU:
+ case EFI_HII_SIBT_STRINGS_SCSU_FONT:
+ Status = ConvertToUnicodeText (String, (CHAR8 *) StringTextPtr, StringSize);
+ break;
+ case EFI_HII_SIBT_STRING_UCS2:
+ case EFI_HII_SIBT_STRING_UCS2_FONT:
+ case EFI_HII_SIBT_STRINGS_UCS2:
+ case EFI_HII_SIBT_STRINGS_UCS2_FONT:
+ Status = GetUnicodeStringTextOrSize (String, StringTextPtr, StringSize);
+ break;
+ default:
+ return EFI_NOT_FOUND;
+ }
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Get the string font.
+ //
+ if (StringFontInfo != NULL) {
+ switch (BlockType) {
+ case EFI_HII_SIBT_STRING_SCSU_FONT:
+ case EFI_HII_SIBT_STRINGS_SCSU_FONT:
+ case EFI_HII_SIBT_STRING_UCS2_FONT:
+ case EFI_HII_SIBT_STRINGS_UCS2_FONT:
+ FontId = *(StringBlockAddr + sizeof (EFI_HII_STRING_BLOCK));
+ return GetStringFontInfo (StringPackage, FontId, StringFontInfo);
+ break;
+ default:
+ break;
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Parse all string blocks to set a String specified by StringId.
+
+ @param Private HII database driver private structure.
+ @param StringPackage HII string package instance.
+ @param StringId The string¡¯s id, which is unique within
+ PackageList.
+ @param String Points to the new null-terminated string.
+ @param StringFontInfo Points to the input font info.
+
+ @retval EFI_SUCCESS The string was updated successfully.
+ @retval EFI_NOT_FOUND The string specified by StringId is not in the
+ database.
+ @retval EFI_INVALID_PARAMETER The String or Language was NULL.
+ @retval EFI_INVALID_PARAMETER The specified StringFontInfo does not exist in
+ current database.
+ @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the
+ task.
+
+**/
+STATIC
+EFI_STATUS
+SetStringWorker (
+ IN HII_DATABASE_PRIVATE_DATA *Private,
+ IN OUT HII_STRING_PACKAGE_INSTANCE *StringPackage,
+ IN EFI_STRING_ID StringId,
+ IN EFI_STRING String,
+ IN EFI_FONT_INFO *StringFontInfo OPTIONAL
+ )
+{
+ UINT8 *StringTextPtr;
+ UINT8 BlockType;
+ UINT8 *StringBlockAddr;
+ UINTN StringTextOffset;
+ EFI_STATUS Status;
+ UINT8 *Block;
+ UINT8 *BlockPtr;
+ UINTN BlockSize;
+ UINTN OldBlockSize;
+ HII_FONT_INFO *LocalFont;
+ HII_GLOBAL_FONT_INFO *GlobalFont;
+ BOOLEAN Referred;
+ EFI_HII_SIBT_EXT2_BLOCK Ext2;
+ UINTN StringSize;
+ UINTN TmpSize;
+
+
+ ASSERT (Private != NULL && StringPackage != NULL && String != NULL);
+ ASSERT (Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);
+ //
+ // Find the specified string block
+ //
+ Status = FindStringBlock (
+ Private,
+ StringPackage,
+ StringId,
+ &BlockType,
+ &StringBlockAddr,
+ &StringTextOffset,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ LocalFont = NULL;
+ GlobalFont = NULL;
+ Referred = FALSE;
+
+ //
+ // Set the string font according to input font information.
+ //
+ if (StringFontInfo != NULL) {
+ //
+ // The input StringFontInfo should exist in current database
+ //
+ if (!IsFontInfoExisted (Private, StringFontInfo, NULL, NULL, &GlobalFont)) {
+ return EFI_INVALID_PARAMETER;
+ } else {
+ Referred = ReferFontInfoLocally (Private, StringPackage, FALSE, GlobalFont, &LocalFont);
+ }
+
+ //
+ // Update the FontId of the specified string block
+ //
+ switch (BlockType) {
+ case EFI_HII_SIBT_STRING_SCSU_FONT:
+ case EFI_HII_SIBT_STRINGS_SCSU_FONT:
+ case EFI_HII_SIBT_STRING_UCS2_FONT:
+ case EFI_HII_SIBT_STRINGS_UCS2_FONT:
+ *(StringBlockAddr + sizeof (EFI_HII_STRING_BLOCK)) = LocalFont->FontId;
+ break;
+ default:
+ return EFI_NOT_FOUND;
+ }
+
+ }
+
+ OldBlockSize = StringPackage->StringPkgHdr->Header.Length - StringPackage->StringPkgHdr->HdrSize;
+
+ //
+ // Set the string text.
+ //
+ StringTextPtr = StringBlockAddr + StringTextOffset;
+ switch (BlockType) {
+ case EFI_HII_SIBT_STRING_SCSU:
+ case EFI_HII_SIBT_STRING_SCSU_FONT:
+ case EFI_HII_SIBT_STRINGS_SCSU:
+ case EFI_HII_SIBT_STRINGS_SCSU_FONT:
+ BlockSize = OldBlockSize + StrLen (String);
+ BlockSize -= AsciiStrLen ((CHAR8 *) StringTextPtr);
+ Block = AllocateZeroPool (BlockSize);
+ if (Block == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyMem (Block, StringPackage->StringBlock, StringTextPtr - StringPackage->StringBlock);
+ BlockPtr = Block + (StringTextPtr - StringPackage->StringBlock);
+
+ while (*String != 0) {
+ *BlockPtr++ = (CHAR8) *String++;
+ }
+ *BlockPtr++ = 0;
+
+
+ TmpSize = OldBlockSize - (StringTextPtr - StringPackage->StringBlock) - AsciiStrSize ((CHAR8 *) StringTextPtr);
+ CopyMem (
+ BlockPtr,
+ StringTextPtr + AsciiStrSize ((CHAR8 *)StringTextPtr),
+ TmpSize
+ );
+
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = Block;
+ StringPackage->StringPkgHdr->Header.Length += (UINT32) (BlockSize - OldBlockSize);
+ break;
+
+ case EFI_HII_SIBT_STRING_UCS2:
+ case EFI_HII_SIBT_STRING_UCS2_FONT:
+ case EFI_HII_SIBT_STRINGS_UCS2:
+ case EFI_HII_SIBT_STRINGS_UCS2_FONT:
+ //
+ // Use StrSize to store the size of the specified string, including the NULL
+ // terminator.
+ //
+ GetUnicodeStringTextOrSize (NULL, StringTextPtr, &StringSize);
+
+ BlockSize = OldBlockSize + StrSize (String) - StringSize;
+ Block = AllocateZeroPool (BlockSize);
+ if (Block == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyMem (Block, StringPackage->StringBlock, StringTextPtr - StringPackage->StringBlock);
+ BlockPtr = Block + (StringTextPtr - StringPackage->StringBlock);
+
+ CopyMem (BlockPtr, String, StrSize (String));
+ BlockPtr += StrSize (String);
+
+ CopyMem (
+ BlockPtr,
+ StringTextPtr + StringSize,
+ OldBlockSize - (StringTextPtr - StringPackage->StringBlock) - StringSize
+ );
+
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = Block;
+ StringPackage->StringPkgHdr->Header.Length += (UINT32) (BlockSize - OldBlockSize);
+ break;
+
+ default:
+ return EFI_NOT_FOUND;
+ }
+
+ //
+ // Insert a new EFI_HII_SIBT_FONT_BLOCK to the header of string block, if incoming
+ // StringFontInfo does not exist in current string package.
+ //
+ // This new block does not impact on the value of StringId.
+ //
+ //
+ if (StringFontInfo == NULL || Referred) {
+ return EFI_SUCCESS;
+ }
+
+ OldBlockSize = StringPackage->StringPkgHdr->Header.Length - StringPackage->StringPkgHdr->HdrSize;
+ BlockSize = OldBlockSize + sizeof (EFI_HII_SIBT_FONT_BLOCK) - sizeof (CHAR16) +
+ StrSize (GlobalFont->FontInfo->FontName);
+
+ Block = AllocateZeroPool (BlockSize);
+ if (Block == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ BlockPtr = Block;
+ Ext2.Header.BlockType = EFI_HII_SIBT_EXT2;
+ Ext2.BlockType2 = EFI_HII_SIBT_FONT;
+ Ext2.Length = (UINT16) (BlockSize - OldBlockSize);
+ CopyMem (BlockPtr, &Ext2, sizeof (EFI_HII_SIBT_EXT2_BLOCK));
+ BlockPtr += sizeof (EFI_HII_SIBT_EXT2_BLOCK);
+
+ *BlockPtr = LocalFont->FontId;
+ BlockPtr += sizeof (UINT8);
+ CopyMem (BlockPtr, &GlobalFont->FontInfo->FontSize, sizeof (UINT16));
+ BlockPtr += sizeof (UINT16);
+ CopyMem (BlockPtr, &GlobalFont->FontInfo->FontStyle, sizeof (UINT32));
+ BlockPtr += sizeof (UINT32);
+ CopyMem (
+ BlockPtr,
+ GlobalFont->FontInfo->FontName,
+ StrSize (GlobalFont->FontInfo->FontName)
+ );
+ BlockPtr += StrSize (GlobalFont->FontInfo->FontName);
+
+ CopyMem (BlockPtr, StringPackage->StringBlock, OldBlockSize);
+
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = Block;
+ StringPackage->StringPkgHdr->Header.Length += Ext2.Length;
+
+ return EFI_SUCCESS;
+
+}
+
+
+/**
+ This function adds the string String to the group of strings owned by PackageList, with the
+ specified font information StringFontInfo and returns a new string id.
+
+ @param This A pointer to the EFI_HII_STRING_PROTOCOL instance.
+ @param PackageList Handle of the package list where this string will
+ be added.
+ @param StringId On return, contains the new strings id, which is
+ unique within PackageList.
+ @param Language Points to the language for the new string.
+ @param LanguageName Points to the printable language name to associate
+ with the passed in Language field.If LanguageName
+ is not NULL and the string package header's
+ LanguageName associated with a given Language is
+ not zero, the LanguageName being passed in will
+ be ignored.
+ @param String Points to the new null-terminated string.
+ @param StringFontInfo Points to the new string¡¯s font information or
+ NULL if the string should have the default system
+ font, size and style.
+
+ @retval EFI_SUCCESS The new string was added successfully.
+ @retval EFI_NOT_FOUND The specified PackageList could not be found in
+ database.
+ @retval EFI_OUT_OF_RESOURCES Could not add the string due to lack of resources.
+ @retval EFI_INVALID_PARAMETER String is NULL or StringId is NULL or Language is
+ NULL.
+ @retval EFI_INVALID_PARAMETER The specified StringFontInfo does not exist in
+ current database.
+
+**/
+EFI_STATUS
+EFIAPI
+HiiNewString (
+ IN CONST EFI_HII_STRING_PROTOCOL *This,
+ IN EFI_HII_HANDLE PackageList,
+ OUT EFI_STRING_ID *StringId,
+ IN CONST CHAR8 *Language,
+ IN CONST CHAR16 *LanguageName, OPTIONAL
+ IN CONST EFI_STRING String,
+ IN CONST EFI_FONT_INFO *StringFontInfo OPTIONAL
+ )
+{
+ EFI_STATUS Status;
+ LIST_ENTRY *Link;
+ BOOLEAN Matched;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ HII_DATABASE_RECORD *DatabaseRecord;
+ HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
+ HII_STRING_PACKAGE_INSTANCE *StringPackage;
+ UINT32 HeaderSize;
+ UINT32 BlockSize;
+ UINT32 OldBlockSize;
+ UINT8 *StringBlock;
+ UINT8 *BlockPtr;
+ UINT32 Ucs2BlockSize;
+ UINT32 FontBlockSize;
+ UINT32 Ucs2FontBlockSize;
+ EFI_HII_SIBT_EXT2_BLOCK Ext2;
+ HII_FONT_INFO *LocalFont;
+ HII_GLOBAL_FONT_INFO *GlobalFont;
+
+ if (This == NULL || String == NULL || StringId == NULL || Language == NULL || PackageList == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (!IsHiiHandleValid (PackageList)) {
+ return EFI_NOT_FOUND;
+ }
+
+ Private = HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+ GlobalFont = NULL;
+
+ //
+ // If StringFontInfo specify a paritcular font, it should exist in current database.
+ //
+ if (StringFontInfo != NULL) {
+ if (!IsFontInfoExisted (Private, (EFI_FONT_INFO *) StringFontInfo, NULL, NULL, &GlobalFont)) {
+ return EFI_INVALID_PARAMETER;
+ }
+ }
+
+ //
+ // Get the matching package list.
+ //
+ PackageListNode = NULL;
+ for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {
+ DatabaseRecord = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if (DatabaseRecord->Handle == PackageList) {
+ PackageListNode = DatabaseRecord->PackageList;
+ break;
+ }
+ }
+ if (PackageListNode == NULL) {
+ return EFI_NOT_FOUND;
+ }
+
+ //
+ // Try to get the matching string package. Create a new string package when failed.
+ //
+ StringPackage = NULL;
+ Matched = FALSE;
+ for (Link = PackageListNode->StringPkgHdr.ForwardLink;
+ Link != &PackageListNode->StringPkgHdr;
+ Link = Link->ForwardLink
+ ) {
+ StringPackage = CR (Link, HII_STRING_PACKAGE_INSTANCE, StringEntry, HII_STRING_PACKAGE_SIGNATURE);
+ if (R8_EfiLibCompareLanguage (StringPackage->StringPkgHdr->Language, (CHAR8 *) Language)) {
+ Matched = TRUE;
+ break;
+ }
+ }
+
+ if (!Matched) {
+ //
+ // LanguageName is required to create a new string package.
+ //
+ if (LanguageName == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ StringPackage = AllocateZeroPool (sizeof (HII_STRING_PACKAGE_INSTANCE));
+ if (StringPackage == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ StringPackage->Signature = HII_STRING_PACKAGE_SIGNATURE;
+ StringPackage->FontId = 0;
+ InitializeListHead (&StringPackage->FontInfoList);
+
+ //
+ // Fill in the string package header
+ //
+ HeaderSize = (UINT32) (AsciiStrSize ((CHAR8 *) Language) - 1 + sizeof (EFI_HII_STRING_PACKAGE_HDR));
+ StringPackage->StringPkgHdr = AllocateZeroPool (HeaderSize);
+ if (StringPackage->StringPkgHdr == NULL) {
+ SafeFreePool (StringPackage);
+ return EFI_OUT_OF_RESOURCES;
+ }
+ StringPackage->StringPkgHdr->Header.Type = EFI_HII_PACKAGE_STRINGS;
+ StringPackage->StringPkgHdr->HdrSize = HeaderSize;
+ StringPackage->StringPkgHdr->StringInfoOffset = HeaderSize;
+ CopyMem (StringPackage->StringPkgHdr->LanguageWindow, mLanguageWindow, 16 * sizeof (CHAR16));;
+ StringPackage->StringPkgHdr->LanguageName = 1;
+ AsciiStrCpy (StringPackage->StringPkgHdr->Language, (CHAR8 *) Language);
+
+ //
+ // Calculate the length of the string blocks, including string block to record
+ // printable language full name and EFI_HII_SIBT_END_BLOCK.
+ //
+ Ucs2BlockSize = (UINT32) (StrSize ((CHAR16 *) LanguageName) +
+ sizeof (EFI_HII_SIBT_STRING_UCS2_BLOCK) - sizeof (CHAR16));
+
+ BlockSize = Ucs2BlockSize + sizeof (EFI_HII_SIBT_END_BLOCK);
+ StringPackage->StringBlock = (UINT8 *) AllocateZeroPool (BlockSize);
+ if (StringPackage->StringBlock == NULL) {
+ SafeFreePool (StringPackage->StringPkgHdr);
+ SafeFreePool (StringPackage);
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Insert the string block of printable language full name
+ //
+ BlockPtr = StringPackage->StringBlock;
+ *BlockPtr = EFI_HII_SIBT_STRING_UCS2;
+ BlockPtr += sizeof (EFI_HII_STRING_BLOCK);
+ CopyMem (BlockPtr, (EFI_STRING) LanguageName, StrSize ((EFI_STRING) LanguageName));
+ BlockPtr += StrSize ((EFI_STRING) LanguageName);
+
+ //
+ // Insert the end block
+ //
+ *BlockPtr = EFI_HII_SIBT_END;
+
+ //
+ // Append this string package node to string package array in this package list.
+ //
+ StringPackage->StringPkgHdr->Header.Length = HeaderSize + BlockSize;
+ PackageListNode->PackageListHdr.PackageLength += StringPackage->StringPkgHdr->Header.Length;
+ InsertTailList (&PackageListNode->StringPkgHdr, &StringPackage->StringEntry);
+
+ }
+
+ //
+ // Create a string block and corresponding font block if exists, then append them
+ // to the end of the string package.
+ //
+ Status = FindStringBlock (
+ Private,
+ StringPackage,
+ 0,
+ NULL,
+ NULL,
+ NULL,
+ StringId
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ OldBlockSize = StringPackage->StringPkgHdr->Header.Length - StringPackage->StringPkgHdr->HdrSize;
+
+ if (StringFontInfo == NULL) {
+ //
+ // Create a EFI_HII_SIBT_STRING_UCS2_BLOCK since font info is not specified.
+ //
+
+ Ucs2BlockSize = (UINT32) (StrSize (String) + sizeof (EFI_HII_SIBT_STRING_UCS2_BLOCK)
+ - sizeof (CHAR16));
+
+ StringBlock = (UINT8 *) AllocateZeroPool (OldBlockSize + Ucs2BlockSize);
+ if (StringBlock == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ //
+ // Copy original string blocks, except the EFI_HII_SIBT_END.
+ //
+ CopyMem (StringBlock, StringPackage->StringBlock, OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK));
+ //
+ // Create a EFI_HII_SIBT_STRING_UCS2 block
+ //
+ BlockPtr = StringBlock + OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK);
+ *BlockPtr = EFI_HII_SIBT_STRING_UCS2;
+ BlockPtr += sizeof (EFI_HII_STRING_BLOCK);
+ CopyMem (BlockPtr, (EFI_STRING) String, StrSize ((EFI_STRING) String));
+ BlockPtr += StrSize ((EFI_STRING) String);
+
+ //
+ // Append a EFI_HII_SIBT_END block to the end.
+ //
+ *BlockPtr = EFI_HII_SIBT_END;
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = StringBlock;
+ StringPackage->StringPkgHdr->Header.Length += Ucs2BlockSize;
+ PackageListNode->PackageListHdr.PackageLength += Ucs2BlockSize;
+
+ } else {
+ //
+ // StringFontInfo is specified here. If there is a EFI_HII_SIBT_FONT_BLOCK
+ // which refers to this font info, create a EFI_HII_SIBT_STRING_UCS2_FONT block
+ // only. Otherwise create a EFI_HII_SIBT_FONT block with a EFI_HII_SIBT_STRING
+ // _UCS2_FONT block.
+ //
+ Ucs2FontBlockSize = (UINT32) (StrSize (String) + sizeof (EFI_HII_SIBT_STRING_UCS2_FONT_BLOCK) -
+ sizeof (CHAR16));
+ if (ReferFontInfoLocally (Private, StringPackage, FALSE, GlobalFont, &LocalFont)) {
+ //
+ // Create a EFI_HII_SIBT_STRING_UCS2_FONT block only.
+ //
+ StringBlock = (UINT8 *) AllocateZeroPool (OldBlockSize + Ucs2FontBlockSize);
+ if (StringBlock == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ //
+ // Copy original string blocks, except the EFI_HII_SIBT_END.
+ //
+ CopyMem (StringBlock, StringPackage->StringBlock, OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK));
+ //
+ // Create a EFI_HII_SIBT_STRING_UCS2_FONT_BLOCK
+ //
+ BlockPtr = StringBlock + OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK);
+ *BlockPtr = EFI_HII_SIBT_STRING_UCS2_FONT;
+ BlockPtr += sizeof (EFI_HII_STRING_BLOCK);
+ *BlockPtr = LocalFont->FontId;
+ BlockPtr += sizeof (UINT8);
+ CopyMem (BlockPtr, (EFI_STRING) String, StrSize ((EFI_STRING) String));
+ BlockPtr += StrSize ((EFI_STRING) String);
+
+ //
+ // Append a EFI_HII_SIBT_END block to the end.
+ //
+ *BlockPtr = EFI_HII_SIBT_END;
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = StringBlock;
+ StringPackage->StringPkgHdr->Header.Length += Ucs2FontBlockSize;
+ PackageListNode->PackageListHdr.PackageLength += Ucs2FontBlockSize;
+
+ } else {
+ //
+ // EFI_HII_SIBT_FONT_BLOCK does not exist in current string package, so
+ // create a EFI_HII_SIBT_FONT block to record the font info, then generate
+ // a EFI_HII_SIBT_STRING_UCS2_FONT block to record the incoming string.
+ //
+ FontBlockSize = (UINT32) (StrSize (((EFI_FONT_INFO *) StringFontInfo)->FontName) +
+ sizeof (EFI_HII_SIBT_FONT_BLOCK) - sizeof (CHAR16));
+ StringBlock = (UINT8 *) AllocateZeroPool (OldBlockSize + FontBlockSize + Ucs2FontBlockSize);
+ if (StringBlock == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ //
+ // Copy original string blocks, except the EFI_HII_SIBT_END.
+ //
+ CopyMem (StringBlock, StringPackage->StringBlock, OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK));
+
+ //
+ // Create a EFI_HII_SIBT_FONT block firstly and then backup its info in string
+ // package instance for future reference.
+ //
+ BlockPtr = StringBlock + OldBlockSize - sizeof (EFI_HII_SIBT_END_BLOCK);
+
+ Ext2.Header.BlockType = EFI_HII_SIBT_EXT2;
+ Ext2.BlockType2 = EFI_HII_SIBT_FONT;
+ Ext2.Length = (UINT16) FontBlockSize;
+ CopyMem (BlockPtr, &Ext2, sizeof (EFI_HII_SIBT_EXT2_BLOCK));
+ BlockPtr += sizeof (EFI_HII_SIBT_EXT2_BLOCK);
+
+ *BlockPtr = LocalFont->FontId;
+ BlockPtr += sizeof (UINT8);
+ CopyMem (BlockPtr, &((EFI_FONT_INFO *) StringFontInfo)->FontSize, sizeof (UINT16));
+ BlockPtr += sizeof (UINT16);
+ CopyMem (BlockPtr, &((EFI_FONT_INFO *) StringFontInfo)->FontStyle, sizeof (EFI_HII_FONT_STYLE));
+ BlockPtr += sizeof (EFI_HII_FONT_STYLE);
+ CopyMem (
+ BlockPtr,
+ &((EFI_FONT_INFO *) StringFontInfo)->FontName,
+ StrSize (((EFI_FONT_INFO *) StringFontInfo)->FontName)
+ );
+
+ //
+ // Create a EFI_HII_SIBT_STRING_UCS2_FONT_BLOCK
+ //
+ *BlockPtr = EFI_HII_SIBT_STRING_UCS2_FONT;
+ BlockPtr += sizeof (EFI_HII_STRING_BLOCK);
+ *BlockPtr = LocalFont->FontId;
+ BlockPtr += sizeof (UINT8);
+ CopyMem (BlockPtr, (EFI_STRING) String, StrSize ((EFI_STRING) String));
+ BlockPtr += StrSize ((EFI_STRING) String);
+
+ //
+ // Append a EFI_HII_SIBT_END block to the end.
+ //
+ *BlockPtr = EFI_HII_SIBT_END;
+ SafeFreePool (StringPackage->StringBlock);
+ StringPackage->StringBlock = StringBlock;
+ StringPackage->StringPkgHdr->Header.Length += FontBlockSize + Ucs2FontBlockSize;
+ PackageListNode->PackageListHdr.PackageLength += FontBlockSize + Ucs2FontBlockSize;
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ This function retrieves the string specified by StringId which is associated
+ with the specified PackageList in the language Language and copies it into
+ the buffer specified by String.
+
+ @param This A pointer to the EFI_HII_STRING_PROTOCOL instance.
+ @param Language Points to the language for the retrieved string.
+ @param PackageList The package list in the HII database to search for
+ the specified string.
+ @param StringId The string's id, which is unique within
+ PackageList.
+ @param String Points to the new null-terminated string.
+ @param StringSize On entry, points to the size of the buffer pointed
+ to by String, in bytes. On return, points to the
+ length of the string, in bytes.
+ @param StringFontInfo If not NULL, points to the string¡¯s font
+ information. It's caller's responsibility to free
+ this buffer.
+
+ @retval EFI_SUCCESS The string was returned successfully.
+ @retval EFI_NOT_FOUND The string specified by StringId is not available.
+ @retval EFI_NOT_FOUND The string specified by StringId is available but
+ not in the specified language.
+ @retval EFI_BUFFER_TOO_SMALL The buffer specified by StringSize is too small to
+ hold the string.
+ @retval EFI_INVALID_PARAMETER The String or Language or StringSize was NULL.
+ @retval EFI_OUT_OF_RESOURCES There were insufficient resources to complete the
+ request.
+
+**/
+EFI_STATUS
+EFIAPI
+HiiGetString (
+ IN CONST EFI_HII_STRING_PROTOCOL *This,
+ IN CONST CHAR8 *Language,
+ IN EFI_HII_HANDLE PackageList,
+ IN EFI_STRING_ID StringId,
+ OUT EFI_STRING String,
+ IN OUT UINTN *StringSize,
+ OUT EFI_FONT_INFO **StringFontInfo OPTIONAL
+ )
+{
+ EFI_STATUS Status;
+ LIST_ENTRY *Link;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ HII_DATABASE_RECORD *DatabaseRecord;
+ HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
+ HII_STRING_PACKAGE_INSTANCE *StringPackage;
+
+ if (This == NULL || Language == NULL || StringId < 1 || StringSize == NULL || PackageList == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (String == NULL && *StringSize != 0) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (!IsHiiHandleValid (PackageList)) {
+ return EFI_NOT_FOUND;
+ }
+
+ Private = HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+ PackageListNode = NULL;
+
+ for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {
+ DatabaseRecord = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if (DatabaseRecord->Handle == PackageList) {
+ PackageListNode = DatabaseRecord->PackageList;
+ break;
+ }
+ }
+
+ if (PackageListNode != NULL) {
+ for (Link = PackageListNode->StringPkgHdr.ForwardLink;
+ Link != &PackageListNode->StringPkgHdr;
+ Link = Link->ForwardLink
+ ) {
+ StringPackage = CR (Link, HII_STRING_PACKAGE_INSTANCE, StringEntry, HII_STRING_PACKAGE_SIGNATURE);
+ if (R8_EfiLibCompareLanguage (StringPackage->StringPkgHdr->Language, (CHAR8 *) Language)) {
+ Status = GetStringWorker (Private, StringPackage, StringId, String, StringSize, StringFontInfo);
+ if (Status != EFI_NOT_FOUND) {
+ return Status;
+ }
+ }
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+
+
+/**
+ This function updates the string specified by StringId in the specified PackageList to the text
+ specified by String and, optionally, the font information specified by StringFontInfo.
+
+ @param This A pointer to the EFI_HII_STRING_PROTOCOL instance.
+ @param PackageList The package list containing the strings.
+ @param StringId The string¡¯s id, which is unique within
+ PackageList.
+ @param Language Points to the language for the updated string.
+ @param String Points to the new null-terminated string.
+ @param StringFontInfo Points to the string¡¯s font information or NULL if
+ the string font information is not changed.
+
+ @retval EFI_SUCCESS The string was updated successfully.
+ @retval EFI_NOT_FOUND The string specified by StringId is not in the
+ database.
+ @retval EFI_INVALID_PARAMETER The String or Language was NULL.
+ @retval EFI_INVALID_PARAMETER The specified StringFontInfo does not exist in
+ current database.
+ @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the
+ task.
+
+**/
+EFI_STATUS
+EFIAPI
+HiiSetString (
+ IN CONST EFI_HII_STRING_PROTOCOL *This,
+ IN EFI_HII_HANDLE PackageList,
+ IN EFI_STRING_ID StringId,
+ IN CONST CHAR8 *Language,
+ IN CONST EFI_STRING String,
+ IN CONST EFI_FONT_INFO *StringFontInfo OPTIONAL
+ )
+{
+ EFI_STATUS Status;
+ LIST_ENTRY *Link;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ HII_DATABASE_RECORD *DatabaseRecord;
+ HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
+ HII_STRING_PACKAGE_INSTANCE *StringPackage;
+ UINT32 OldPackageLen;
+
+ if (This == NULL || Language == NULL || StringId < 1 || String == NULL || PackageList == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (!IsHiiHandleValid (PackageList)) {
+ return EFI_NOT_FOUND;
+ }
+
+ Private = HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+ PackageListNode = NULL;
+
+ for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {
+ DatabaseRecord = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if (DatabaseRecord->Handle == PackageList) {
+ PackageListNode = (HII_DATABASE_PACKAGE_LIST_INSTANCE *) (DatabaseRecord->PackageList);
+ }
+ }
+
+ if (PackageListNode != NULL) {
+ for (Link = PackageListNode->StringPkgHdr.ForwardLink;
+ Link != &PackageListNode->StringPkgHdr;
+ Link = Link->ForwardLink
+ ) {
+ StringPackage = CR (Link, HII_STRING_PACKAGE_INSTANCE, StringEntry, HII_STRING_PACKAGE_SIGNATURE);
+ if (R8_EfiLibCompareLanguage (StringPackage->StringPkgHdr->Language, (CHAR8 *) Language)) {
+ OldPackageLen = StringPackage->StringPkgHdr->Header.Length;
+ Status = SetStringWorker (
+ Private,
+ StringPackage,
+ StringId,
+ (EFI_STRING) String,
+ (EFI_FONT_INFO *) StringFontInfo
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ PackageListNode->PackageListHdr.PackageLength += StringPackage->StringPkgHdr->Header.Length - OldPackageLen;
+ return EFI_SUCCESS;
+ }
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+
+
+/**
+ This function returns the list of supported languages, in the format specified
+ in Appendix M of UEFI 2.1 spec.
+
+ @param This A pointer to the EFI_HII_STRING_PROTOCOL instance.
+ @param PackageList The package list to examine.
+ @param Languages Points to the buffer to hold the returned string.
+ @param LanguagesSize On entry, points to the size of the buffer pointed
+ to by Languages, in bytes. On return, points to
+ the length of Languages, in bytes.
+
+ @retval EFI_SUCCESS The languages were returned successfully.
+ @retval EFI_INVALID_PARAMETER The Languages or LanguagesSize was NULL.
+ @retval EFI_BUFFER_TOO_SMALL The LanguagesSize is too small to hold the list of
+ supported languages. LanguageSize is updated to
+ contain the required size.
+ @retval EFI_NOT_FOUND Could not find string package in specified
+ packagelist.
+
+**/
+EFI_STATUS
+EFIAPI
+HiiGetLanguages (
+ IN CONST EFI_HII_STRING_PROTOCOL *This,
+ IN EFI_HII_HANDLE PackageList,
+ IN OUT CHAR8 *Languages,
+ IN OUT UINTN *LanguagesSize
+ )
+{
+ LIST_ENTRY *Link;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ HII_DATABASE_RECORD *DatabaseRecord;
+ HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
+ HII_STRING_PACKAGE_INSTANCE *StringPackage;
+ UINTN ResultSize;
+
+ if (This == NULL || Languages == NULL || LanguagesSize == NULL || PackageList == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if (!IsHiiHandleValid (PackageList)) {
+ return EFI_NOT_FOUND;
+ }
+
+ Private = HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+
+ PackageListNode = NULL;
+ for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {
+ DatabaseRecord = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if (DatabaseRecord->Handle == PackageList) {
+ PackageListNode = DatabaseRecord->PackageList;
+ break;
+ }
+ }
+ if (PackageListNode == NULL) {
+ return EFI_NOT_FOUND;
+ }
+
+ //
+ // Search the languages in the specified packagelist.
+ //
+ ResultSize = 0;
+ for (Link = PackageListNode->StringPkgHdr.ForwardLink;
+ Link != &PackageListNode->StringPkgHdr;
+ Link = Link->ForwardLink
+ ) {
+ StringPackage = CR (Link, HII_STRING_PACKAGE_INSTANCE, StringEntry, HII_STRING_PACKAGE_SIGNATURE);
+ ResultSize += AsciiStrSize (StringPackage->StringPkgHdr->Language);
+ if (ResultSize < *LanguagesSize) {
+ AsciiStrCpy (Languages, StringPackage->StringPkgHdr->Language);
+ Languages += AsciiStrSize (StringPackage->StringPkgHdr->Language);
+ *(Languages - 1) = L';';
+ }
+ }
+ if (ResultSize == 0) {
+ return EFI_NOT_FOUND;
+ }
+
+ if (*LanguagesSize < ResultSize) {
+ *LanguagesSize = ResultSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ *(Languages - 1) = 0;
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Each string package has associated with it a single primary language and zero
+ or more secondary languages. This routine returns the secondary languages
+ associated with a package list.
+
+ @param This A pointer to the EFI_HII_STRING_PROTOCOL instance.
+ @param PackageList The package list to examine.
+ @param FirstLanguage Points to the primary language.
+ @param SecondaryLanguages Points to the buffer to hold the returned list of
+ secondary languages for the specified
+ FirstLanguage. If there are no secondary
+ languages, the function returns successfully, but
+ this is set to NULL.
+ @param SecondaryLanguageSize On entry, points to the size of the buffer pointed
+ to by SecondLanguages, in bytes. On return,
+ points to the length of SecondLanguages in bytes.
+
+ @retval EFI_SUCCESS Secondary languages were correctly returned.
+ @retval EFI_INVALID_PARAMETER FirstLanguage or SecondLanguages or
+ SecondLanguagesSize was NULL.
+ @retval EFI_BUFFER_TOO_SMALL The buffer specified by SecondLanguagesSize is
+ too small to hold the returned information.
+ SecondLanguageSize is updated to hold the size of
+ the buffer required.
+ @retval EFI_NOT_FOUND The language specified by FirstLanguage is not
+ present in the specified package list.
+
+**/
+EFI_STATUS
+EFIAPI
+HiiGetSecondaryLanguages (
+ IN CONST EFI_HII_STRING_PROTOCOL *This,
+ IN EFI_HII_HANDLE PackageList,
+ IN CONST CHAR8 *FirstLanguage,
+ IN OUT CHAR8 *SecondLanguages,
+ IN OUT UINTN *SecondLanguagesSize
+ )
+{
+ LIST_ENTRY *Link;
+ LIST_ENTRY *Link1;
+ HII_DATABASE_PRIVATE_DATA *Private;
+ HII_DATABASE_RECORD *DatabaseRecord;
+ HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
+ HII_STRING_PACKAGE_INSTANCE *StringPackage;
+ CHAR8 *Languages;
+ UINTN ResultSize;
+
+ if (This == NULL || PackageList == NULL || FirstLanguage == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if (SecondLanguages == NULL || SecondLanguagesSize == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if (!IsHiiHandleValid (PackageList)) {
+ return EFI_NOT_FOUND;
+ }
+
+ Private = HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS (This);
+ Languages = NULL;
+ ResultSize = 0;
+
+ for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {
+ DatabaseRecord = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
+ if (DatabaseRecord->Handle == PackageList) {
+ PackageListNode = (HII_DATABASE_PACKAGE_LIST_INSTANCE *) (DatabaseRecord->PackageList);
+ for (Link1 = PackageListNode->StringPkgHdr.ForwardLink;
+ Link1 != &PackageListNode->StringPkgHdr;
+ Link1 = Link1->ForwardLink
+ ) {
+ StringPackage = CR (Link1, HII_STRING_PACKAGE_INSTANCE, StringEntry, HII_STRING_PACKAGE_SIGNATURE);
+ if (R8_EfiLibCompareLanguage (StringPackage->StringPkgHdr->Language, (CHAR8 *) FirstLanguage)) {
+ Languages = StringPackage->StringPkgHdr->Language;
+ //
+ // Language is a series of ';' terminated strings, first one is primary
+ // language and following with other secondary languages or NULL if no
+ // secondary languages any more.
+ //
+ Languages = AsciiStrStr (Languages, ";");
+ if (Languages == NULL) {
+ break;
+ }
+ Languages++;
+
+ ResultSize = AsciiStrSize (Languages);
+ if (ResultSize <= *SecondLanguagesSize) {
+ AsciiStrCpy (SecondLanguages, Languages);
+ } else {
+ *SecondLanguagesSize = ResultSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ return EFI_SUCCESS;
+ }
+ }
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
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