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audk/MdeModulePkg/Universal/HiiDatabaseDxe/HiiDatabase.h

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/** @file
Private structures definitions in HiiDatabase.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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.
**/
#ifndef __HII_DATABASE_PRIVATE_H__
#define __HII_DATABASE_PRIVATE_H__
#include <Uefi.h>
#include <Protocol/DevicePath.h>
#include <Protocol/HiiFont.h>
#include <Protocol/HiiImage.h>
#include <Protocol/HiiImageEx.h>
#include <Protocol/HiiImageDecoder.h>
#include <Protocol/HiiString.h>
#include <Protocol/HiiDatabase.h>
#include <Protocol/HiiConfigRouting.h>
#include <Protocol/HiiConfigAccess.h>
#include <Protocol/HiiConfigKeyword.h>
#include <Protocol/SimpleTextOut.h>
#include <Guid/HiiKeyBoardLayout.h>
#include <Guid/GlobalVariable.h>
#include <Guid/MdeModuleHii.h>
#include <Guid/VariableFormat.h>
#include <Guid/PcdDataBaseSignatureGuid.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/BaseLib.h>
#include <Library/DevicePathLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiLib.h>
#include <Library/PcdLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/PrintLib.h>
#define MAX_STRING_LENGTH 1024
#define MAX_FONT_NAME_LEN 256
#define NARROW_BASELINE 15
#define WIDE_BASELINE 14
#define SYS_FONT_INFO_MASK 0x37
#define REPLACE_UNKNOWN_GLYPH 0xFFFD
#define PROPORTIONAL_GLYPH 0x80
#define NARROW_GLYPH 0x40
#define BITMAP_LEN_1_BIT(Width, Height) (((Width) + 7) / 8 * (Height))
#define BITMAP_LEN_4_BIT(Width, Height) (((Width) + 1) / 2 * (Height))
#define BITMAP_LEN_8_BIT(Width, Height) ((Width) * (Height))
#define BITMAP_LEN_24_BIT(Width, Height) ((Width) * (Height) * 3)
//
// IFR data structure
//
// BASE_CR (a, IFR_DEFAULT_VALUE_DATA, Entry) to get the whole structure.
typedef struct {
LIST_ENTRY Entry; // Link to VarStorage Default Data
UINT16 DefaultId;
VARIABLE_STORE_HEADER *VariableStorage;
} VARSTORAGE_DEFAULT_DATA;
typedef struct {
LIST_ENTRY Entry; // Link to VarStorage
EFI_GUID Guid;
CHAR16 *Name;
UINT16 Size;
UINT8 Type;
LIST_ENTRY BlockEntry; // Link to its Block array
} IFR_VARSTORAGE_DATA;
typedef struct {
LIST_ENTRY Entry; // Link to Block array
UINT16 Offset;
UINT16 Width;
UINT16 BitOffset;
UINT16 BitWidth;
EFI_QUESTION_ID QuestionId;
UINT8 OpCode;
UINT8 Scope;
LIST_ENTRY DefaultValueEntry; // Link to its default value array
CHAR16 *Name;
BOOLEAN IsBitVar;
} IFR_BLOCK_DATA;
//
// Get default value from IFR data.
//
typedef enum {
DefaultValueFromDefault = 0, // Get from the minimum or first one when not set default value.
DefaultValueFromOtherDefault, // Get default vale from other default when no default(When other
// defaults are more than one, use the default with smallest default id).
DefaultValueFromFlag, // Get default value from the default flag.
DefaultValueFromOpcode // Get default value from default opcode, highest priority.
} DEFAULT_VALUE_TYPE;
typedef struct {
LIST_ENTRY Entry;
DEFAULT_VALUE_TYPE Type;
BOOLEAN Cleaned; // Whether this value is cleaned
// TRUE Cleaned, the value can't be used
// FALSE Not cleaned, the value can be used.
UINT16 DefaultId;
EFI_IFR_TYPE_VALUE Value;
} IFR_DEFAULT_DATA;
//
// Storage types
//
#define EFI_HII_VARSTORE_BUFFER 0
#define EFI_HII_VARSTORE_NAME_VALUE 1
#define EFI_HII_VARSTORE_EFI_VARIABLE 2
#define EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER 3
//
// Keyword handler protocol filter type.
//
#define EFI_KEYWORD_FILTER_READONY 0x01
#define EFI_KEYWORD_FILTER_REAWRITE 0x02
#define EFI_KEYWORD_FILTER_BUFFER 0x10
#define EFI_KEYWORD_FILTER_NUMERIC 0x20
#define EFI_KEYWORD_FILTER_NUMERIC_1 0x30
#define EFI_KEYWORD_FILTER_NUMERIC_2 0x40
#define EFI_KEYWORD_FILTER_NUMERIC_4 0x50
#define EFI_KEYWORD_FILTER_NUMERIC_8 0x60
#define HII_FORMSET_STORAGE_SIGNATURE SIGNATURE_32 ('H', 'S', 'T', 'G')
typedef struct {
UINTN Signature;
LIST_ENTRY Entry;
EFI_HII_HANDLE HiiHandle;
EFI_HANDLE DriverHandle;
UINT8 Type; // EFI_HII_VARSTORE_BUFFER, EFI_HII_VARSTORE_NAME_VALUE, EFI_HII_VARSTORE_EFI_VARIABLE
EFI_GUID Guid;
CHAR16 *Name;
UINT16 Size;
} HII_FORMSET_STORAGE;
//
// String Package definitions
//
#define HII_STRING_PACKAGE_SIGNATURE SIGNATURE_32 ('h','i','s','p')
typedef struct _HII_STRING_PACKAGE_INSTANCE {
UINTN Signature;
EFI_HII_STRING_PACKAGE_HDR *StringPkgHdr;
UINT8 *StringBlock;
LIST_ENTRY StringEntry;
LIST_ENTRY FontInfoList; // local font info list
UINT8 FontId;
EFI_STRING_ID MaxStringId; // record StringId
} HII_STRING_PACKAGE_INSTANCE;
//
// Form Package definitions
//
#define HII_IFR_PACKAGE_SIGNATURE SIGNATURE_32 ('h','f','r','p')
typedef struct _HII_IFR_PACKAGE_INSTANCE {
UINTN Signature;
EFI_HII_PACKAGE_HEADER FormPkgHdr;
UINT8 *IfrData;
LIST_ENTRY IfrEntry;
} HII_IFR_PACKAGE_INSTANCE;
//
// Simple Font Package definitions
//
#define HII_S_FONT_PACKAGE_SIGNATURE SIGNATURE_32 ('h','s','f','p')
typedef struct _HII_SIMPLE_FONT_PACKAGE_INSTANCE {
UINTN Signature;
EFI_HII_SIMPLE_FONT_PACKAGE_HDR *SimpleFontPkgHdr;
LIST_ENTRY SimpleFontEntry;
} HII_SIMPLE_FONT_PACKAGE_INSTANCE;
//
// Font Package definitions
//
#define HII_FONT_PACKAGE_SIGNATURE SIGNATURE_32 ('h','i','f','p')
typedef struct _HII_FONT_PACKAGE_INSTANCE {
UINTN Signature;
EFI_HII_FONT_PACKAGE_HDR *FontPkgHdr;
UINT16 Height;
UINT16 BaseLine;
UINT8 *GlyphBlock;
LIST_ENTRY FontEntry;
LIST_ENTRY GlyphInfoList;
} HII_FONT_PACKAGE_INSTANCE;
#define HII_GLYPH_INFO_SIGNATURE SIGNATURE_32 ('h','g','i','s')
typedef struct _HII_GLYPH_INFO {
UINTN Signature;
LIST_ENTRY Entry;
CHAR16 CharId;
EFI_HII_GLYPH_INFO Cell;
} HII_GLYPH_INFO;
#define HII_FONT_INFO_SIGNATURE SIGNATURE_32 ('h','l','f','i')
typedef struct _HII_FONT_INFO {
UINTN Signature;
LIST_ENTRY Entry;
LIST_ENTRY *GlobalEntry;
UINT8 FontId;
} HII_FONT_INFO;
#define HII_GLOBAL_FONT_INFO_SIGNATURE SIGNATURE_32 ('h','g','f','i')
typedef struct _HII_GLOBAL_FONT_INFO {
UINTN Signature;
LIST_ENTRY Entry;
HII_FONT_PACKAGE_INSTANCE *FontPackage;
UINTN FontInfoSize;
EFI_FONT_INFO *FontInfo;
} HII_GLOBAL_FONT_INFO;
//
// Image Package definitions
//
#define HII_PIXEL_MASK 0x80
typedef struct _HII_IMAGE_PACKAGE_INSTANCE {
EFI_HII_IMAGE_PACKAGE_HDR ImagePkgHdr;
UINT32 ImageBlockSize;
UINT32 PaletteInfoSize;
EFI_HII_IMAGE_BLOCK *ImageBlock;
UINT8 *PaletteBlock;
} HII_IMAGE_PACKAGE_INSTANCE;
//
// Keyboard Layout Package definitions
//
#define HII_KB_LAYOUT_PACKAGE_SIGNATURE SIGNATURE_32 ('h','k','l','p')
typedef struct _HII_KEYBOARD_LAYOUT_PACKAGE_INSTANCE {
UINTN Signature;
UINT8 *KeyboardPkg;
LIST_ENTRY KeyboardEntry;
} HII_KEYBOARD_LAYOUT_PACKAGE_INSTANCE;
//
// Guid Package definitions
//
#define HII_GUID_PACKAGE_SIGNATURE SIGNATURE_32 ('h','i','g','p')
typedef struct _HII_GUID_PACKAGE_INSTANCE {
UINTN Signature;
UINT8 *GuidPkg;
LIST_ENTRY GuidEntry;
} HII_GUID_PACKAGE_INSTANCE;
//
// A package list can contain only one or less than one device path package.
// This rule also applies to image package since ImageId can not be duplicate.
//
typedef struct _HII_DATABASE_PACKAGE_LIST_INSTANCE {
EFI_HII_PACKAGE_LIST_HEADER PackageListHdr;
LIST_ENTRY GuidPkgHdr;
LIST_ENTRY FormPkgHdr;
LIST_ENTRY KeyboardLayoutHdr;
LIST_ENTRY StringPkgHdr;
LIST_ENTRY FontPkgHdr;
HII_IMAGE_PACKAGE_INSTANCE *ImagePkg;
LIST_ENTRY SimpleFontPkgHdr;
UINT8 *DevicePathPkg;
} HII_DATABASE_PACKAGE_LIST_INSTANCE;
#define HII_HANDLE_SIGNATURE SIGNATURE_32 ('h','i','h','l')
typedef struct {
UINTN Signature;
LIST_ENTRY Handle;
UINTN Key;
} HII_HANDLE;
#define HII_DATABASE_RECORD_SIGNATURE SIGNATURE_32 ('h','i','d','r')
typedef struct _HII_DATABASE_RECORD {
UINTN Signature;
HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageList;
EFI_HANDLE DriverHandle;
EFI_HII_HANDLE Handle;
LIST_ENTRY DatabaseEntry;
} HII_DATABASE_RECORD;
#define HII_DATABASE_NOTIFY_SIGNATURE SIGNATURE_32 ('h','i','d','n')
typedef struct _HII_DATABASE_NOTIFY {
UINTN Signature;
EFI_HANDLE NotifyHandle;
UINT8 PackageType;
EFI_GUID *PackageGuid;
EFI_HII_DATABASE_NOTIFY PackageNotifyFn;
EFI_HII_DATABASE_NOTIFY_TYPE NotifyType;
LIST_ENTRY DatabaseNotifyEntry;
} HII_DATABASE_NOTIFY;
#define HII_DATABASE_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('H', 'i', 'D', 'p')
typedef struct _HII_DATABASE_PRIVATE_DATA {
UINTN Signature;
LIST_ENTRY DatabaseList;
LIST_ENTRY DatabaseNotifyList;
EFI_HII_FONT_PROTOCOL HiiFont;
EFI_HII_IMAGE_PROTOCOL HiiImage;
EFI_HII_IMAGE_EX_PROTOCOL HiiImageEx;
EFI_HII_STRING_PROTOCOL HiiString;
EFI_HII_DATABASE_PROTOCOL HiiDatabase;
EFI_HII_CONFIG_ROUTING_PROTOCOL ConfigRouting;
EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL ConfigKeywordHandler;
LIST_ENTRY HiiHandleList;
INTN HiiHandleCount;
LIST_ENTRY FontInfoList; // global font info list
UINTN Attribute; // default system color
EFI_GUID CurrentLayoutGuid;
EFI_HII_KEYBOARD_LAYOUT *CurrentLayout;
} HII_DATABASE_PRIVATE_DATA;
#define HII_FONT_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
HiiFont, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define HII_IMAGE_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
HiiImage, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define HII_IMAGE_EX_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
HiiImageEx, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define HII_STRING_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
HiiString, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define HII_DATABASE_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
HiiDatabase, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
ConfigRouting, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
#define CONFIG_KEYWORD_HANDLER_DATABASE_PRIVATE_DATA_FROM_THIS(a) \
CR (a, \
HII_DATABASE_PRIVATE_DATA, \
ConfigKeywordHandler, \
HII_DATABASE_PRIVATE_DATA_SIGNATURE \
)
//
// Internal function prototypes.
//
/**
Generate a sub string then output it.
This is a internal function.
@param String A constant string which is the prefix of the to be
generated string, e.g. GUID=
@param BufferLen The length of the Buffer in bytes.
@param Buffer Points to a buffer which will be converted to be the
content of the generated string.
@param Flag If 1, the buffer contains data for the value of GUID or PATH stored in
UINT8 *; if 2, the buffer contains unicode string for the value of NAME;
if 3, the buffer contains other data.
@param SubStr Points to the output string. It's caller's
responsibility to free this buffer.
**/
VOID
GenerateSubStr (
IN CONST EFI_STRING String,
IN UINTN BufferLen,
IN VOID *Buffer,
IN UINT8 Flag,
OUT EFI_STRING *SubStr
);
/**
This function checks whether a handle is a valid EFI_HII_HANDLE.
@param Handle Pointer to a EFI_HII_HANDLE
@retval TRUE Valid
@retval FALSE Invalid
**/
BOOLEAN
IsHiiHandleValid (
EFI_HII_HANDLE Handle
);
/**
This function checks whether EFI_FONT_INFO exists in current database. If
FontInfoMask is specified, check what options can be used to make a match.
Note that the masks relate to where the system default should be supplied
are ignored by this function.
@param Private Hii database private structure.
@param FontInfo Points to EFI_FONT_INFO structure.
@param FontInfoMask If not NULL, describes what options can be used
to make a match between the font requested and
the font available. The caller must guarantee
this mask is valid.
@param FontHandle On entry, Points to the font handle returned by a
previous call to GetFontInfo() or NULL to start
with the first font.
@param GlobalFontInfo If not NULL, output the corresponding global font
info.
@retval TRUE Existed
@retval FALSE Not existed
**/
BOOLEAN
IsFontInfoExisted (
IN HII_DATABASE_PRIVATE_DATA *Private,
IN EFI_FONT_INFO *FontInfo,
IN EFI_FONT_INFO_MASK *FontInfoMask, OPTIONAL
IN EFI_FONT_HANDLE FontHandle, OPTIONAL
OUT HII_GLOBAL_FONT_INFO **GlobalFontInfo OPTIONAL
);
/**
This function invokes the matching registered function.
@param Private HII Database driver private structure.
@param NotifyType The type of change concerning the database.
@param PackageInstance Points to the package referred to by the notification.
@param PackageType Package type
@param Handle The handle of the package list which contains the specified package.
@retval EFI_SUCCESS Already checked all registered function and invoked
if matched.
@retval EFI_INVALID_PARAMETER Any input parameter is not valid.
**/
EFI_STATUS
InvokeRegisteredFunction (
IN HII_DATABASE_PRIVATE_DATA *Private,
IN EFI_HII_DATABASE_NOTIFY_TYPE NotifyType,
IN VOID *PackageInstance,
IN UINT8 PackageType,
IN EFI_HII_HANDLE Handle
)
;
/**
Retrieve system default font and color.
@param Private HII database driver private data.
@param FontInfo Points to system default font output-related
information. It's caller's responsibility to free
this buffer.
@param FontInfoSize If not NULL, output the size of buffer FontInfo.
@retval EFI_SUCCESS Cell information is added to the GlyphInfoList.
@retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the
task.
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
**/
EFI_STATUS
GetSystemFont (
IN HII_DATABASE_PRIVATE_DATA *Private,
OUT EFI_FONT_DISPLAY_INFO **FontInfo,
OUT UINTN *FontInfoSize OPTIONAL
);
/**
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 LastStringId is
specified, the string id of last string block will also be output.
If StringId = 0, output the string id of last string block (EFI_HII_SIBT_STRING).
@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 or StringId = -1.
@param StartStringId The first id in the skip block which StringId in the block.
@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
OUT EFI_STRING_ID *StartStringId OPTIONAL
);
/**
Parse all glyph blocks to find a glyph block specified by CharValue.
If CharValue = (CHAR16) (-1), collect all default character cell information
within this font package and backup its information.
@param FontPackage Hii string package instance.
@param CharValue Unicode character value, which identifies a glyph
block.
@param GlyphBuffer Output the corresponding bitmap data of the found
block. It is the caller's responsibility to free
this buffer.
@param Cell Output cell information of the encoded bitmap.
@param GlyphBufferLen If not NULL, output the length of GlyphBuffer.
@retval EFI_SUCCESS The bitmap data is retrieved successfully.
@retval EFI_NOT_FOUND The specified CharValue does not exist in current
database.
@retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the
task.
**/
EFI_STATUS
FindGlyphBlock (
IN HII_FONT_PACKAGE_INSTANCE *FontPackage,
IN CHAR16 CharValue,
OUT UINT8 **GlyphBuffer, OPTIONAL
OUT EFI_HII_GLYPH_INFO *Cell, OPTIONAL
OUT UINTN *GlyphBufferLen OPTIONAL
);
/**
This function exports Form packages to a buffer.
This is a internal function.
@param Private Hii database private structure.
@param Handle Identification of a package list.
@param PackageList Pointer to a package list which will be exported.
@param UsedSize The length of buffer be used.
@param BufferSize Length of the Buffer.
@param Buffer Allocated space for storing exported data.
@param ResultSize The size of the already exported content of this
package list.
@retval EFI_SUCCESS Form Packages are exported successfully.
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
**/
EFI_STATUS
ExportFormPackages (
IN HII_DATABASE_PRIVATE_DATA *Private,
IN EFI_HII_HANDLE Handle,
IN HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageList,
IN UINTN UsedSize,
IN UINTN BufferSize,
IN OUT VOID *Buffer,
IN OUT UINTN *ResultSize
);
//
// EFI_HII_FONT_PROTOCOL protocol interfaces
//
/**
Renders a string to a bitmap or to the display.
@param This A pointer to the EFI_HII_FONT_PROTOCOL instance.
@param Flags Describes how the string is to be drawn.
@param String Points to the null-terminated string to be
displayed.
@param StringInfo Points to the string output information,
including the color and font. If NULL, then the
string will be output in the default system font
and color.
@param Blt If this points to a non-NULL on entry, this
points to the image, which is Width pixels wide
and Height pixels high. The string will be drawn
onto this image and
EFI_HII_OUT_FLAG_CLIP is implied. If this points
to a NULL on entry, then a buffer
will be allocated to hold the generated image and
the pointer updated on exit. It is the caller's
responsibility to free this buffer.
@param BltX Together with BltX, Specifies the offset from the left and top edge
of the image of the first character cell in the
image.
@param BltY Together with BltY, Specifies the offset from the left and top edge
of the image of the first character cell in the
image.
@param RowInfoArray If this is non-NULL on entry, then on exit, this
will point to an allocated buffer containing
row information and RowInfoArraySize will be
updated to contain the number of elements.
This array describes the characters which were at
least partially drawn and the heights of the
rows. It is the caller's responsibility to free
this buffer.
@param RowInfoArraySize If this is non-NULL on entry, then on exit it
contains the number of elements in RowInfoArray.
@param ColumnInfoArray If this is non-NULL, then on return it will be
filled with the horizontal offset for each
character in the string on the row where it is
displayed. Non-printing characters will have
the offset ~0. The caller is responsible to
allocate a buffer large enough so that there
is one entry for each character in the string,
not including the null-terminator. It is possible
when character display is normalized that some
character cells overlap.
@retval EFI_SUCCESS The string was successfully rendered.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for
RowInfoArray or Blt.
@retval EFI_INVALID_PARAMETER The String or Blt.
@retval EFI_INVALID_PARAMETER Flags were invalid combination..
**/
EFI_STATUS
EFIAPI
HiiStringToImage (
IN CONST EFI_HII_FONT_PROTOCOL *This,
IN EFI_HII_OUT_FLAGS Flags,
IN CONST EFI_STRING String,
IN CONST EFI_FONT_DISPLAY_INFO *StringInfo OPTIONAL,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY,
OUT EFI_HII_ROW_INFO **RowInfoArray OPTIONAL,
OUT UINTN *RowInfoArraySize OPTIONAL,
OUT UINTN *ColumnInfoArray OPTIONAL
);
/**
Render a string to a bitmap or the screen containing the contents of the specified string.
@param This A pointer to the EFI_HII_FONT_PROTOCOL instance.
@param Flags Describes how the string is to be drawn.
@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 Language Points to the language for the retrieved string.
If NULL, then the current system language is
used.
@param StringInfo Points to the string output information,
including the color and font. If NULL, then the
string will be output in the default system font
and color.
@param Blt If this points to a non-NULL on entry, this
points to the image, which is Width pixels wide
and Height pixels high. The string will be drawn
onto this image and
EFI_HII_OUT_FLAG_CLIP is implied. If this points
to a NULL on entry, then a buffer
will be allocated to hold the generated image and
the pointer updated on exit. It is the caller's
responsibility to free this buffer.
@param BltX Together with BltX, Specifies the offset from the left and top edge
of the image of the first character cell in the
image.
@param BltY Together with BltY, Specifies the offset from the left and top edge
of the image of the first character cell in the
image.
@param RowInfoArray If this is non-NULL on entry, then on exit, this
will point to an allocated buffer containing
row information and RowInfoArraySize will be
updated to contain the number of elements.
This array describes the characters which were at
least partially drawn and the heights of the
rows. It is the caller's responsibility to free
this buffer.
@param RowInfoArraySize If this is non-NULL on entry, then on exit it
contains the number of elements in RowInfoArray.
@param ColumnInfoArray If this is non-NULL, then on return it will be
filled with the horizontal offset for each
character in the string on the row where it is
displayed. Non-printing characters will have
the offset ~0. The caller is responsible to
allocate a buffer large enough so that there
is one entry for each character in the string,
not including the null-terminator. It is possible
when character display is normalized that some
character cells overlap.
@retval EFI_SUCCESS The string was successfully rendered.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for
RowInfoArray or Blt.
@retval EFI_INVALID_PARAMETER The Blt or PackageList was NULL.
@retval EFI_INVALID_PARAMETER Flags were invalid combination.
@retval EFI_NOT_FOUND The specified PackageList is not in the Database or the stringid is not
in the specified PackageList.
**/
EFI_STATUS
EFIAPI
HiiStringIdToImage (
IN CONST EFI_HII_FONT_PROTOCOL *This,
IN EFI_HII_OUT_FLAGS Flags,
IN EFI_HII_HANDLE PackageList,
IN EFI_STRING_ID StringId,
IN CONST CHAR8* Language,
IN CONST EFI_FONT_DISPLAY_INFO *StringInfo OPTIONAL,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY,
OUT EFI_HII_ROW_INFO **RowInfoArray OPTIONAL,
OUT UINTN *RowInfoArraySize OPTIONAL,
OUT UINTN *ColumnInfoArray OPTIONAL
);
/**
Convert the glyph for a single character into a bitmap.
@param This A pointer to the EFI_HII_FONT_PROTOCOL instance.
@param Char Character to retrieve.
@param StringInfo Points to the string font and color information
or NULL if the string should use the default
system font and color.
@param Blt Thus must point to a NULL on entry. A buffer will
be allocated to hold the output and the pointer
updated on exit. It is the caller's
responsibility to free this buffer.
@param Baseline Number of pixels from the bottom of the bitmap to
the baseline.
@retval EFI_SUCCESS Glyph bitmap created.
@retval EFI_OUT_OF_RESOURCES Unable to allocate the output buffer Blt.
@retval EFI_WARN_UNKNOWN_GLYPH The glyph was unknown and was replaced with the
glyph for Unicode character 0xFFFD.
@retval EFI_INVALID_PARAMETER Blt is NULL or *Blt is not NULL.
**/
EFI_STATUS
EFIAPI
HiiGetGlyph (
IN CONST EFI_HII_FONT_PROTOCOL *This,
IN CHAR16 Char,
IN CONST EFI_FONT_DISPLAY_INFO *StringInfo,
OUT EFI_IMAGE_OUTPUT **Blt,
OUT UINTN *Baseline OPTIONAL
);
/**
This function iterates through fonts which match the specified font, using
the specified criteria. If String is non-NULL, then all of the characters in
the string must exist in order for a candidate font to be returned.
@param This A pointer to the EFI_HII_FONT_PROTOCOL instance.
@param FontHandle On entry, points to the font handle returned by a
previous call to GetFontInfo() or NULL to start
with the first font. On return, points to the
returned font handle or points to NULL if there
are no more matching fonts.
@param StringInfoIn Upon entry, points to the font to return information
about. If NULL, then the information about the system
default font will be returned.
@param StringInfoOut Upon return, contains the matching font's information.
If NULL, then no information is returned. This buffer
is allocated with a call to the Boot Service AllocatePool().
It is the caller's responsibility to call the Boot
Service FreePool() when the caller no longer requires
the contents of StringInfoOut.
@param String Points to the string which will be tested to
determine if all characters are available. If
NULL, then any font is acceptable.
@retval EFI_SUCCESS Matching font returned successfully.
@retval EFI_NOT_FOUND No matching font was found.
@retval EFI_INVALID_PARAMETER StringInfoIn is NULL.
@retval EFI_INVALID_PARAMETER StringInfoIn->FontInfoMask is an invalid combination.
@retval EFI_OUT_OF_RESOURCES There were insufficient resources to complete the
request.
**/
EFI_STATUS
EFIAPI
HiiGetFontInfo (
IN CONST EFI_HII_FONT_PROTOCOL *This,
IN OUT EFI_FONT_HANDLE *FontHandle,
IN CONST EFI_FONT_DISPLAY_INFO *StringInfoIn, OPTIONAL
OUT EFI_FONT_DISPLAY_INFO **StringInfoOut,
IN CONST EFI_STRING String OPTIONAL
);
//
// EFI_HII_IMAGE_PROTOCOL interfaces
//
/**
Get the image id of last image block: EFI_HII_IIBT_END_BLOCK when input
ImageId is zero, otherwise return the address of the
corresponding image block with identifier specified by ImageId.
This is a internal function.
@param ImageBlocks Points to the beginning of a series of image blocks stored in order.
@param ImageId If input ImageId is 0, output the image id of the EFI_HII_IIBT_END_BLOCK;
else use this id to find its corresponding image block address.
@return The image block address when input ImageId is not zero; otherwise return NULL.
**/
EFI_HII_IMAGE_BLOCK *
GetImageIdOrAddress (
IN EFI_HII_IMAGE_BLOCK *ImageBlocks,
IN OUT EFI_IMAGE_ID *ImageId
);
/**
Return the HII package list identified by PackageList HII handle.
@param Database Pointer to HII database list header.
@param PackageList HII handle of the package list to locate.
@retval The HII package list instance.
**/
HII_DATABASE_PACKAGE_LIST_INSTANCE *
LocatePackageList (
IN LIST_ENTRY *Database,
IN EFI_HII_HANDLE PackageList
);
/**
This function retrieves the image specified by ImageId which is associated with
the specified PackageList and copies it into the buffer specified by Image.
@param Database A pointer to the database list header.
@param PackageList Handle of the package list where this image will
be searched.
@param ImageId The image's id,, which is unique within
PackageList.
@param Image Points to the image.
@param BitmapOnly TRUE to only return the bitmap type image.
FALSE to locate image decoder instance to decode image.
@retval EFI_SUCCESS The new image was returned successfully.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the
database. The specified PackageList is not in the database.
@retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to
hold the image.
@retval EFI_INVALID_PARAMETER The Image or ImageSize was NULL.
@retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there was not
enough memory.
**/
EFI_STATUS
IGetImage (
IN LIST_ENTRY *Database,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
OUT EFI_IMAGE_INPUT *Image,
IN BOOLEAN BitmapOnly
);
/**
Return the first HII image decoder instance which supports the DecoderName.
@param BlockType The image block type.
@retval Pointer to the HII image decoder instance.
**/
EFI_HII_IMAGE_DECODER_PROTOCOL *
LocateHiiImageDecoder (
UINT8 BlockType
);
/**
This function adds the image Image to the group of images owned by PackageList, and returns
a new image identifier (ImageId).
@param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
@param PackageList Handle of the package list where this image will
be added.
@param ImageId On return, contains the new image id, which is
unique within PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image 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 image due to lack of resources.
@retval EFI_INVALID_PARAMETER Image is NULL or ImageId is NULL.
**/
EFI_STATUS
EFIAPI
HiiNewImage (
IN CONST EFI_HII_IMAGE_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
OUT EFI_IMAGE_ID *ImageId,
IN CONST EFI_IMAGE_INPUT *Image
);
/**
This function retrieves the image specified by ImageId which is associated with
the specified PackageList and copies it into the buffer specified by Image.
@param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
@param PackageList Handle of the package list where this image will
be searched.
@param ImageId The image's id,, which is unique within
PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was returned successfully.
@retval EFI_NOT_FOUND The image specified by ImageId is not available.
The specified PackageList is not in the database.
@retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to
hold the image.
@retval EFI_INVALID_PARAMETER The Image or ImageSize was NULL.
@retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there was not
enough memory.
**/
EFI_STATUS
EFIAPI
HiiGetImage (
IN CONST EFI_HII_IMAGE_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
OUT EFI_IMAGE_INPUT *Image
);
/**
This function updates the image specified by ImageId in the specified PackageListHandle to
the image specified by Image.
@param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
@param PackageList The package list containing the images.
@param ImageId The image's id,, which is unique within
PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was updated successfully.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the
database. The specified PackageList is not in the database.
@retval EFI_INVALID_PARAMETER The Image was NULL.
**/
EFI_STATUS
EFIAPI
HiiSetImage (
IN CONST EFI_HII_IMAGE_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
IN CONST EFI_IMAGE_INPUT *Image
);
/**
This function renders an image to a bitmap or the screen using the specified
color and options. It draws the image on an existing bitmap, allocates a new
bitmap or uses the screen. The images can be clipped.
@param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
@param Flags Describes how the image is to be drawn.
@param Image Points to the image to be displayed.
@param Blt If this points to a non-NULL on entry, this
points to the image, which is Width pixels wide
and Height pixels high. The image will be drawn
onto this image and EFI_HII_DRAW_FLAG_CLIP is
implied. If this points to a NULL on entry, then
a buffer will be allocated to hold the generated
image and the pointer updated on exit. It is the
caller's responsibility to free this buffer.
@param BltX Specifies the offset from the left and top edge
of the output image of the first pixel in the
image.
@param BltY Specifies the offset from the left and top edge
of the output image of the first pixel in the
image.
@retval EFI_SUCCESS The image was successfully drawn.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
@retval EFI_INVALID_PARAMETER The Image or Blt was NULL.
@retval EFI_INVALID_PARAMETER Any combination of Flags is invalid.
**/
EFI_STATUS
EFIAPI
HiiDrawImage (
IN CONST EFI_HII_IMAGE_PROTOCOL *This,
IN EFI_HII_DRAW_FLAGS Flags,
IN CONST EFI_IMAGE_INPUT *Image,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY
);
/**
This function renders an image to a bitmap or the screen using the specified
color and options. It draws the image on an existing bitmap, allocates a new
bitmap or uses the screen. The images can be clipped.
@param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
@param Flags Describes how the image is to be drawn.
@param PackageList The package list in the HII database to search
for the specified image.
@param ImageId The image's id, which is unique within
PackageList.
@param Blt If this points to a non-NULL on entry, this
points to the image, which is Width pixels wide
and Height pixels high. The image will be drawn
onto this image and
EFI_HII_DRAW_FLAG_CLIP is implied. If this points
to a NULL on entry, then a buffer will be
allocated to hold the generated image and the
pointer updated on exit. It is the caller's
responsibility to free this buffer.
@param BltX Specifies the offset from the left and top edge
of the output image of the first pixel in the
image.
@param BltY Specifies the offset from the left and top edge
of the output image of the first pixel in the
image.
@retval EFI_SUCCESS The image was successfully drawn.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
@retval EFI_INVALID_PARAMETER The Blt was NULL.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the database.
The specified PackageList is not in the database.
**/
EFI_STATUS
EFIAPI
HiiDrawImageId (
IN CONST EFI_HII_IMAGE_PROTOCOL *This,
IN EFI_HII_DRAW_FLAGS Flags,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY
);
/**
The prototype of this extension function is the same with EFI_HII_IMAGE_PROTOCOL.NewImage().
This protocol invokes EFI_HII_IMAGE_PROTOCOL.NewImage() implicitly.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param PackageList Handle of the package list where this image will
be added.
@param ImageId On return, contains the new image id, which is
unique within PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was added successfully.
@retval EFI_NOT_FOUND The PackageList could not be found.
@retval EFI_OUT_OF_RESOURCES Could not add the image due to lack of resources.
@retval EFI_INVALID_PARAMETER Image is NULL or ImageId is NULL.
**/
EFI_STATUS
EFIAPI
HiiNewImageEx (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
OUT EFI_IMAGE_ID *ImageId,
IN CONST EFI_IMAGE_INPUT *Image
);
/**
Return the information about the image, associated with the package list.
The prototype of this extension function is the same with EFI_HII_IMAGE_PROTOCOL.GetImage().
This function is similar to EFI_HII_IMAGE_PROTOCOL.GetImage(). The difference is that
this function will locate all EFI_HII_IMAGE_DECODER_PROTOCOL instances installed in the
system if the decoder of the certain image type is not supported by the
EFI_HII_IMAGE_EX_PROTOCOL. The function will attempt to decode the image to the
EFI_IMAGE_INPUT using the first EFI_HII_IMAGE_DECODER_PROTOCOL instance that
supports the requested image type.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param PackageList The package list in the HII database to search for the
specified image.
@param ImageId The image's id, which is unique within PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was returned successfully.
@retval EFI_NOT_FOUND The image specified by ImageId is not available. The specified
PackageList is not in the Database.
@retval EFI_INVALID_PARAMETER Image was NULL or ImageId was 0.
@retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there
was not enough memory.
**/
EFI_STATUS
EFIAPI
HiiGetImageEx (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
OUT EFI_IMAGE_INPUT *Image
);
/**
Change the information about the image.
Same with EFI_HII_IMAGE_PROTOCOL.SetImage(), this protocol invokes
EFI_HII_IMAGE_PROTOCOL.SetImage()implicitly.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param PackageList The package list containing the images.
@param ImageId The image's id, which is unique within PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was successfully updated.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the
database. The specified PackageList is not in
the database.
@retval EFI_INVALID_PARAMETER The Image was NULL, the ImageId was 0 or
the Image->Bitmap was NULL.
**/
EFI_STATUS
EFIAPI
HiiSetImageEx (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
IN CONST EFI_IMAGE_INPUT *Image
);
/**
Renders an image to a bitmap or to the display.
The prototype of this extension function is the same with
EFI_HII_IMAGE_PROTOCOL.DrawImage(). This protocol invokes
EFI_HII_IMAGE_PROTOCOL.DrawImage() implicitly.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param Flags Describes how the image is to be drawn.
@param Image Points to the image to be displayed.
@param Blt If this points to a non-NULL on entry, this points
to the image, which is Width pixels wide and
Height pixels high. The image will be drawn onto
this image and EFI_HII_DRAW_FLAG_CLIP is implied.
If this points to a NULL on entry, then a buffer
will be allocated to hold the generated image and
the pointer updated on exit. It is the caller's
responsibility to free this buffer.
@param BltX Specifies the offset from the left and top edge of
the output image of the first pixel in the image.
@param BltY Specifies the offset from the left and top edge of
the output image of the first pixel in the image.
@retval EFI_SUCCESS The image was successfully drawn.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
@retval EFI_INVALID_PARAMETER The Image or Blt was NULL.
**/
EFI_STATUS
EFIAPI
HiiDrawImageEx (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_DRAW_FLAGS Flags,
IN CONST EFI_IMAGE_INPUT *Image,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY
);
/**
Renders an image to a bitmap or the screen containing the contents of the specified
image.
This function is similar to EFI_HII_IMAGE_PROTOCOL.DrawImageId(). The difference is that
this function will locate all EFI_HII_IMAGE_DECODER_PROTOCOL instances installed in the
system if the decoder of the certain image type is not supported by the
EFI_HII_IMAGE_EX_PROTOCOL. The function will attempt to decode the image to the
EFI_IMAGE_INPUT using the first EFI_HII_IMAGE_DECODER_PROTOCOL instance that
supports the requested image type.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param Flags Describes how the image is to be drawn.
@param PackageList The package list in the HII database to search for
the specified image.
@param ImageId The image's id, which is unique within PackageList.
@param Blt If this points to a non-NULL on entry, this points
to the image, which is Width pixels wide and
Height pixels high. The image will be drawn onto
this image and EFI_HII_DRAW_FLAG_CLIP is implied.
If this points to a NULL on entry, then a buffer
will be allocated to hold the generated image
and the pointer updated on exit. It is the caller's
responsibility to free this buffer.
@param BltX Specifies the offset from the left and top edge of
the output image of the first pixel in the image.
@param BltY Specifies the offset from the left and top edge of
the output image of the first pixel in the image.
@retval EFI_SUCCESS The image was successfully drawn.
@retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
@retval EFI_INVALID_PARAMETER The Blt was NULL or ImageId was 0.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the database.
The specified PackageList is not in the database.
**/
EFI_STATUS
EFIAPI
HiiDrawImageIdEx (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_DRAW_FLAGS Flags,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
IN OUT EFI_IMAGE_OUTPUT **Blt,
IN UINTN BltX,
IN UINTN BltY
);
/**
This function returns the image information to EFI_IMAGE_OUTPUT. Only the width
and height are returned to the EFI_IMAGE_OUTPUT instead of decoding the image
to the buffer. This function is used to get the geometry of the image. This function
will try to locate all of the EFI_HII_IMAGE_DECODER_PROTOCOL installed on the
system if the decoder of image type is not supported by the EFI_HII_IMAGE_EX_PROTOCOL.
@param This A pointer to the EFI_HII_IMAGE_EX_PROTOCOL instance.
@param PackageList Handle of the package list where this image will
be searched.
@param ImageId The image's id, which is unique within PackageList.
@param Image Points to the image.
@retval EFI_SUCCESS The new image was returned successfully.
@retval EFI_NOT_FOUND The image specified by ImageId is not in the
database. The specified PackageList is not in the database.
@retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to
hold the image.
@retval EFI_INVALID_PARAMETER The Image was NULL or the ImageId was 0.
@retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there
was not enough memory.
**/
EFI_STATUS
EFIAPI
HiiGetImageInfo (
IN CONST EFI_HII_IMAGE_EX_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN EFI_IMAGE_ID ImageId,
OUT EFI_IMAGE_OUTPUT *Image
);
//
// EFI_HII_STRING_PROTOCOL
//
/**
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.
**/
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
);
/**
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.
The specified PackageList is not in the database.
@retval EFI_INVALID_LANGUAGE 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 Language or StringSize was NULL.
@retval EFI_INVALID_PARAMETER The value referenced by StringSize was not zero
and String 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
);
/**
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_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
);
/**
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
null-terminated ASCII 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 LanguagesSize was NULL.
@retval EFI_INVALID_PARAMETER The value referenced by LanguagesSize is not zero and Languages is 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
);
/**
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 PrimaryLanguage Points to the null-terminated ASCII string that specifies
the primary language. Languages are specified in the
format specified in Appendix M of the UEFI 2.0 specification.
@param SecondaryLanguages Points to the buffer to hold the returned null-terminated
ASCII string that describes the list of
secondary languages for the specified
PrimaryLanguage. If there are no secondary
languages, the function returns successfully,
but this is set to NULL.
@param SecondaryLanguagesSize On entry, points to the size of the buffer
pointed to by SecondaryLanguages, in bytes. On
return, points to the length of SecondaryLanguages
in bytes.
@retval EFI_SUCCESS Secondary languages were correctly returned.
@retval EFI_INVALID_PARAMETER PrimaryLanguage or SecondaryLanguagesSize was NULL.
@retval EFI_INVALID_PARAMETER The value referenced by SecondaryLanguagesSize is not
zero and SecondaryLanguages is NULL.
@retval EFI_BUFFER_TOO_SMALL The buffer specified by SecondaryLanguagesSize is
too small to hold the returned information.
SecondaryLanguageSize is updated to hold the size of
the buffer required.
@retval EFI_INVALID_LANGUAGE The language specified by PrimaryLanguage is not
present in the specified package list.
@retval EFI_NOT_FOUND The specified PackageList is not in the Database.
**/
EFI_STATUS
EFIAPI
HiiGetSecondaryLanguages (
IN CONST EFI_HII_STRING_PROTOCOL *This,
IN EFI_HII_HANDLE PackageList,
IN CONST CHAR8 *PrimaryLanguage,
IN OUT CHAR8 *SecondaryLanguages,
IN OUT UINTN *SecondaryLanguagesSize
);
//
// EFI_HII_DATABASE_PROTOCOL protocol interfaces
//
/**
This function adds the packages in the package list to the database and returns a handle. If there is a
EFI_DEVICE_PATH_PROTOCOL associated with the DriverHandle, then this function will
create a package of type EFI_PACKAGE_TYPE_DEVICE_PATH and add it to the package list.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param PackageList A pointer to an EFI_HII_PACKAGE_LIST_HEADER
structure.
@param DriverHandle Associate the package list with this EFI handle.
If a NULL is specified, this data will not be associate
with any drivers and cannot have a callback induced.
@param Handle A pointer to the EFI_HII_HANDLE instance.
@retval EFI_SUCCESS The package list associated with the Handle was
added to the HII database.
@retval EFI_OUT_OF_RESOURCES Unable to allocate necessary resources for the
new database contents.
@retval EFI_INVALID_PARAMETER PackageList is NULL or Handle is NULL.
**/
EFI_STATUS
EFIAPI
HiiNewPackageList (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN CONST EFI_HII_PACKAGE_LIST_HEADER *PackageList,
IN CONST EFI_HANDLE DriverHandle, OPTIONAL
OUT EFI_HII_HANDLE *Handle
);
/**
This function removes the package list that is associated with a handle Handle
from the HII database. Before removing the package, any registered functions
with the notification type REMOVE_PACK and the same package type will be called.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param Handle The handle that was registered to the data that
is requested for removal.
@retval EFI_SUCCESS The data associated with the Handle was removed
from the HII database.
@retval EFI_NOT_FOUND The specified Handle is not in database.
**/
EFI_STATUS
EFIAPI
HiiRemovePackageList (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN EFI_HII_HANDLE Handle
);
/**
This function updates the existing package list (which has the specified Handle)
in the HII databases, using the new package list specified by PackageList.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param Handle The handle that was registered to the data that
is requested to be updated.
@param PackageList A pointer to an EFI_HII_PACKAGE_LIST_HEADER
package.
@retval EFI_SUCCESS The HII database was successfully updated.
@retval EFI_OUT_OF_RESOURCES Unable to allocate enough memory for the updated
database.
@retval EFI_INVALID_PARAMETER PackageList was NULL.
@retval EFI_NOT_FOUND The specified Handle is not in database.
**/
EFI_STATUS
EFIAPI
HiiUpdatePackageList (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN CONST EFI_HII_PACKAGE_LIST_HEADER *PackageList
);
/**
This function returns a list of the package handles of the specified type
that are currently active in the database. The pseudo-type
EFI_HII_PACKAGE_TYPE_ALL will cause all package handles to be listed.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param PackageType Specifies the package type of the packages to
list or EFI_HII_PACKAGE_TYPE_ALL for all packages
to be listed.
@param PackageGuid If PackageType is EFI_HII_PACKAGE_TYPE_GUID, then
this is the pointer to the GUID which must match
the Guid field of EFI_HII_GUID_PACKAGE_GUID_HDR.
Otherwise, it must be NULL.
@param HandleBufferLength On input, a pointer to the length of the handle
buffer. On output, the length of the handle
buffer that is required for the handles found.
@param Handle An array of EFI_HII_HANDLE instances returned.
@retval EFI_SUCCESS The matching handles are outputted successfully.
HandleBufferLength is updated with the actual length.
@retval EFI_BUFFER_TO_SMALL The HandleBufferLength parameter indicates that
Handle is too small to support the number of
handles. HandleBufferLength is updated with a
value that will enable the data to fit.
@retval EFI_NOT_FOUND No matching handle could not be found in
database.
@retval EFI_INVALID_PARAMETER HandleBufferLength was NULL.
@retval EFI_INVALID_PARAMETER The value referenced by HandleBufferLength was not
zero and Handle was NULL.
@retval EFI_INVALID_PARAMETER PackageType is not a EFI_HII_PACKAGE_TYPE_GUID but
PackageGuid is not NULL, PackageType is a EFI_HII_
PACKAGE_TYPE_GUID but PackageGuid is NULL.
**/
EFI_STATUS
EFIAPI
HiiListPackageLists (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN UINT8 PackageType,
IN CONST EFI_GUID *PackageGuid,
IN OUT UINTN *HandleBufferLength,
OUT EFI_HII_HANDLE *Handle
);
/**
This function will export one or all package lists in the database to a buffer.
For each package list exported, this function will call functions registered
with EXPORT_PACK and then copy the package list to the buffer.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param Handle An EFI_HII_HANDLE that corresponds to the desired
package list in the HII database to export or
NULL to indicate all package lists should be
exported.
@param BufferSize On input, a pointer to the length of the buffer.
On output, the length of the buffer that is
required for the exported data.
@param Buffer A pointer to a buffer that will contain the
results of the export function.
@retval EFI_SUCCESS Package exported.
@retval EFI_BUFFER_TO_SMALL The HandleBufferLength parameter indicates that
Handle is too small to support the number of
handles. HandleBufferLength is updated with
a value that will enable the data to fit.
@retval EFI_NOT_FOUND The specified Handle could not be found in the
current database.
@retval EFI_INVALID_PARAMETER BufferSize was NULL.
@retval EFI_INVALID_PARAMETER The value referenced by BufferSize was not zero
and Buffer was NULL.
**/
EFI_STATUS
EFIAPI
HiiExportPackageLists (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN OUT UINTN *BufferSize,
OUT EFI_HII_PACKAGE_LIST_HEADER *Buffer
);
/**
This function registers a function which will be called when specified actions related to packages of
the specified type occur in the HII database. By registering a function, other HII-related drivers are
notified when specific package types are added, removed or updated in the HII database.
Each driver or application which registers a notification should use
EFI_HII_DATABASE_PROTOCOL.UnregisterPackageNotify() before exiting.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param PackageType Specifies the package type of the packages to
list or EFI_HII_PACKAGE_TYPE_ALL for all packages
to be listed.
@param PackageGuid If PackageType is EFI_HII_PACKAGE_TYPE_GUID, then
this is the pointer to the GUID which must match
the Guid field of
EFI_HII_GUID_PACKAGE_GUID_HDR. Otherwise, it must
be NULL.
@param PackageNotifyFn Points to the function to be called when the
event specified by
NotificationType occurs.
@param NotifyType Describes the types of notification which this
function will be receiving.
@param NotifyHandle Points to the unique handle assigned to the
registered notification. Can be used in
EFI_HII_DATABASE_PROTOCOL.UnregisterPackageNotify()
to stop notifications.
@retval EFI_SUCCESS Notification registered successfully.
@retval EFI_OUT_OF_RESOURCES Unable to allocate necessary data structures
@retval EFI_INVALID_PARAMETER NotifyHandle is NULL.
@retval EFI_INVALID_PARAMETER PackageGuid is not NULL when PackageType is not
EFI_HII_PACKAGE_TYPE_GUID.
@retval EFI_INVALID_PARAMETER PackageGuid is NULL when PackageType is
EFI_HII_PACKAGE_TYPE_GUID.
**/
EFI_STATUS
EFIAPI
HiiRegisterPackageNotify (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN UINT8 PackageType,
IN CONST EFI_GUID *PackageGuid,
IN CONST EFI_HII_DATABASE_NOTIFY PackageNotifyFn,
IN EFI_HII_DATABASE_NOTIFY_TYPE NotifyType,
OUT EFI_HANDLE *NotifyHandle
);
/**
Removes the specified HII database package-related notification.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param NotificationHandle The handle of the notification function being
unregistered.
@retval EFI_SUCCESS Notification is unregistered successfully.
@retval EFI_NOT_FOUND The incoming notification handle does not exist
in current hii database.
**/
EFI_STATUS
EFIAPI
HiiUnregisterPackageNotify (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN EFI_HANDLE NotificationHandle
);
/**
This routine retrieves an array of GUID values for each keyboard layout that
was previously registered in the system.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param KeyGuidBufferLength On input, a pointer to the length of the keyboard
GUID buffer. On output, the length of the handle
buffer that is required for the handles found.
@param KeyGuidBuffer An array of keyboard layout GUID instances
returned.
@retval EFI_SUCCESS KeyGuidBuffer was updated successfully.
@retval EFI_BUFFER_TOO_SMALL The KeyGuidBufferLength parameter indicates
that KeyGuidBuffer is too small to support the
number of GUIDs. KeyGuidBufferLength is
updated with a value that will enable the data to
fit.
@retval EFI_INVALID_PARAMETER The KeyGuidBufferLength is NULL.
@retval EFI_INVALID_PARAMETER The value referenced by KeyGuidBufferLength is not
zero and KeyGuidBuffer is NULL.
@retval EFI_NOT_FOUND There was no keyboard layout.
**/
EFI_STATUS
EFIAPI
HiiFindKeyboardLayouts (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN OUT UINT16 *KeyGuidBufferLength,
OUT EFI_GUID *KeyGuidBuffer
);
/**
This routine retrieves the requested keyboard layout. The layout is a physical description of the keys
on a keyboard and the character(s) that are associated with a particular set of key strokes.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param KeyGuid A pointer to the unique ID associated with a
given keyboard layout. If KeyGuid is NULL then
the current layout will be retrieved.
@param KeyboardLayoutLength On input, a pointer to the length of the
KeyboardLayout buffer. On output, the length of
the data placed into KeyboardLayout.
@param KeyboardLayout A pointer to a buffer containing the retrieved
keyboard layout.
@retval EFI_SUCCESS The keyboard layout was retrieved successfully.
@retval EFI_NOT_FOUND The requested keyboard layout was not found.
@retval EFI_INVALID_PARAMETER The KeyboardLayout or KeyboardLayoutLength was
NULL.
**/
EFI_STATUS
EFIAPI
HiiGetKeyboardLayout (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN CONST EFI_GUID *KeyGuid,
IN OUT UINT16 *KeyboardLayoutLength,
OUT EFI_HII_KEYBOARD_LAYOUT *KeyboardLayout
);
/**
This routine sets the default keyboard layout to the one referenced by KeyGuid. When this routine
is called, an event will be signaled of the EFI_HII_SET_KEYBOARD_LAYOUT_EVENT_GUID
group type. This is so that agents which are sensitive to the current keyboard layout being changed
can be notified of this change.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param KeyGuid A pointer to the unique ID associated with a
given keyboard layout.
@retval EFI_SUCCESS The current keyboard layout was successfully set.
@retval EFI_NOT_FOUND The referenced keyboard layout was not found, so
action was taken.
@retval EFI_INVALID_PARAMETER The KeyGuid was NULL.
**/
EFI_STATUS
EFIAPI
HiiSetKeyboardLayout (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN CONST EFI_GUID *KeyGuid
);
/**
Return the EFI handle associated with a package list.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL
instance.
@param PackageListHandle An EFI_HII_HANDLE that corresponds to the desired
package list in the HIIdatabase.
@param DriverHandle On return, contains the EFI_HANDLE which was
registered with the package list in
NewPackageList().
@retval EFI_SUCCESS The DriverHandle was returned successfully.
@retval EFI_INVALID_PARAMETER The PackageListHandle was not valid or
DriverHandle was NULL.
**/
EFI_STATUS
EFIAPI
HiiGetPackageListHandle (
IN CONST EFI_HII_DATABASE_PROTOCOL *This,
IN EFI_HII_HANDLE PackageListHandle,
OUT EFI_HANDLE *DriverHandle
);
//
// EFI_HII_CONFIG_ROUTING_PROTOCOL interfaces
//
/**
This function allows a caller to extract the current configuration
for one or more named elements from one or more drivers.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param Request A null-terminated Unicode string in
<MultiConfigRequest> format.
@param Progress On return, points to a character in the Request
string. Points to the string's null terminator if
request was successful. Points to the most recent
& before the first failing name / value pair (or
the beginning of the string if the failure is in
the first name / value pair) if the request was
not successful.
@param Results Null-terminated Unicode string in
<MultiConfigAltResp> format which has all values
filled in for the names in the Request string.
String to be allocated by the called function.
@retval EFI_SUCCESS The Results string is filled with the values
corresponding to all requested names.
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the parts of the
results that must be stored awaiting possible
future protocols.
@retval EFI_NOT_FOUND Routing data doesn't match any known driver.
Progress set to the "G" in "GUID" of the
routing header that doesn't match. Note: There
is no requirement that all routing data
be validated before any configuration extraction.
@retval EFI_INVALID_PARAMETER For example, passing in a NULL for the Request
parameter would result in this type of error. The
Progress parameter is set to NULL.
@retval EFI_INVALID_PARAMETER Illegal syntax. Progress set to most recent &
before the error or the beginning of the string.
@retval EFI_INVALID_PARAMETER Unknown name. Progress points to the & before the
name in question.
**/
EFI_STATUS
EFIAPI
HiiConfigRoutingExtractConfig (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
IN CONST EFI_STRING Request,
OUT EFI_STRING *Progress,
OUT EFI_STRING *Results
);
/**
This function allows the caller to request the current configuration for the
entirety of the current HII database and returns the data in a null-terminated Unicode string.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param Results Null-terminated Unicode string in
<MultiConfigAltResp> format which has all values
filled in for the entirety of the current HII
database. String to be allocated by the called
function. De-allocation is up to the caller.
@retval EFI_SUCCESS The Results string is filled with the values
corresponding to all requested names.
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the parts of the
results that must be stored awaiting possible
future protocols.
@retval EFI_INVALID_PARAMETER For example, passing in a NULL for the Results
parameter would result in this type of error.
**/
EFI_STATUS
EFIAPI
HiiConfigRoutingExportConfig (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
OUT EFI_STRING *Results
);
/**
This function processes the results of processing forms and routes it to the
appropriate handlers or storage.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param Configuration A null-terminated Unicode string in
<MulltiConfigResp> format.
@param Progress A pointer to a string filled in with the offset
of the most recent & before the first failing
name / value pair (or the beginning of the string
if the failure is in the first name / value pair)
or the terminating NULL if all was successful.
@retval EFI_SUCCESS The results have been distributed or are awaiting
distribution.
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the parts of the
results that must be stored awaiting possible
future protocols.
@retval EFI_INVALID_PARAMETER Passing in a NULL for the Configuration parameter
would result in this type of error.
@retval EFI_NOT_FOUND Target for the specified routing data was not
found.
**/
EFI_STATUS
EFIAPI
HiiConfigRoutingRouteConfig (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
IN CONST EFI_STRING Configuration,
OUT EFI_STRING *Progress
);
/**
This helper function is to be called by drivers to map configuration data stored
in byte array ("block") formats such as UEFI Variables into current configuration strings.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param ConfigRequest A null-terminated Unicode string in
<ConfigRequest> format.
@param Block Array of bytes defining the block's
configuration.
@param BlockSize Length in bytes of Block.
@param Config Filled-in configuration string. String allocated
by the function. Returned only if call is
successful.
@param Progress A pointer to a string filled in with the offset
of the most recent & before the first failing
name/value pair (or the beginning of the string
if the failure is in the first name / value pair)
or the terminating NULL if all was successful.
@retval EFI_SUCCESS The request succeeded. Progress points to the
null terminator at the end of the ConfigRequest
string.
@retval EFI_OUT_OF_RESOURCES Not enough memory to allocate Config.
Progress points to the first character of
ConfigRequest.
@retval EFI_INVALID_PARAMETER Passing in a NULL for the ConfigRequest or
Block parameter would result in this type of
error. Progress points to the first character of
ConfigRequest.
@retval EFI_NOT_FOUND Target for the specified routing data was not
found. Progress points to the "G" in "GUID" of
the errant routing data.
@retval EFI_DEVICE_ERROR Block not large enough. Progress undefined.
@retval EFI_INVALID_PARAMETER Encountered non <BlockName> formatted string.
Block is left updated and Progress points at
the '&' preceding the first non-<BlockName>.
**/
EFI_STATUS
EFIAPI
HiiBlockToConfig (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
IN CONST EFI_STRING ConfigRequest,
IN CONST UINT8 *Block,
IN CONST UINTN BlockSize,
OUT EFI_STRING *Config,
OUT EFI_STRING *Progress
);
/**
This helper function is to be called by drivers to map configuration strings
to configurations stored in byte array ("block") formats such as UEFI Variables.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param ConfigResp A null-terminated Unicode string in <ConfigResp>
format.
@param Block A possibly null array of bytes representing the
current block. Only bytes referenced in the
ConfigResp string in the block are modified. If
this parameter is null or if the *BlockSize
parameter is (on input) shorter than required by
the Configuration string, only the BlockSize
parameter is updated and an appropriate status
(see below) is returned.
@param BlockSize The length of the Block in units of UINT8. On
input, this is the size of the Block. On output,
if successful, contains the largest index of the
modified byte in the Block, or the required buffer
size if the Block is not large enough.
@param Progress On return, points to an element of the ConfigResp
string filled in with the offset of the most
recent '&' before the first failing name / value
pair (or the beginning of the string if the
failure is in the first name / value pair) or
the terminating NULL if all was successful.
@retval EFI_SUCCESS The request succeeded. Progress points to the
null terminator at the end of the ConfigResp
string.
@retval EFI_OUT_OF_RESOURCES Not enough memory to allocate Config.
Progress points to the first character of
ConfigResp.
@retval EFI_INVALID_PARAMETER Passing in a NULL for the ConfigResp or
Block parameter would result in this type of
error. Progress points to the first character of
ConfigResp.
@retval EFI_NOT_FOUND Target for the specified routing data was not
found. Progress points to the "G" in "GUID" of
the errant routing data.
@retval EFI_INVALID_PARAMETER Encountered non <BlockName> formatted name /
value pair. Block is left updated and
Progress points at the '&' preceding the first
non-<BlockName>.
@retval EFI_BUFFER_TOO_SMALL Block not large enough. Progress undefined.
BlockSize is updated with the required buffer size.
**/
EFI_STATUS
EFIAPI
HiiConfigToBlock (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
IN CONST EFI_STRING ConfigResp,
IN OUT UINT8 *Block,
IN OUT UINTN *BlockSize,
OUT EFI_STRING *Progress
);
/**
This helper function is to be called by drivers to extract portions of
a larger configuration string.
@param This A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL
instance.
@param Configuration A null-terminated Unicode string in
<MultiConfigAltResp> format.
@param Guid A pointer to the GUID value to search for in the
routing portion of the ConfigResp string when
retrieving the requested data. If Guid is NULL,
then all GUID values will be searched for.
@param Name A pointer to the NAME value to search for in the
routing portion of the ConfigResp string when
retrieving the requested data. If Name is NULL,
then all Name values will be searched for.
@param DevicePath A pointer to the PATH value to search for in the
routing portion of the ConfigResp string when
retrieving the requested data. If DevicePath is
NULL, then all DevicePath values will be
searched for.
@param AltCfgId A pointer to the ALTCFG value to search for in
the routing portion of the ConfigResp string
when retrieving the requested data. If this
parameter is NULL, then the current setting will
be retrieved.
@param AltCfgResp A pointer to a buffer which will be allocated by
the function which contains the retrieved string
as requested. This buffer is only allocated if
the call was successful.
@retval EFI_SUCCESS The request succeeded. The requested data was
extracted and placed in the newly allocated
AltCfgResp buffer.
@retval EFI_OUT_OF_RESOURCES Not enough memory to allocate AltCfgResp.
@retval EFI_INVALID_PARAMETER Any parameter is invalid.
@retval EFI_NOT_FOUND Target for the specified routing data was not
found.
**/
EFI_STATUS
EFIAPI
HiiGetAltCfg (
IN CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *This,
IN CONST EFI_STRING Configuration,
IN CONST EFI_GUID *Guid,
IN CONST EFI_STRING Name,
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN CONST UINT16 *AltCfgId,
OUT EFI_STRING *AltCfgResp
);
/**
This function accepts a <MultiKeywordResp> formatted string, finds the associated
keyword owners, creates a <MultiConfigResp> string from it and forwards it to the
EFI_HII_ROUTING_PROTOCOL.RouteConfig function.
If there is an issue in resolving the contents of the KeywordString, then the
function returns an error and also sets the Progress and ProgressErr with the
appropriate information about where the issue occurred and additional data about
the nature of the issue.
In the case when KeywordString containing multiple keywords, when an EFI_NOT_FOUND
error is generated during processing the second or later keyword element, the system
storage associated with earlier keywords is not modified. All elements of the
KeywordString must successfully pass all tests for format and access prior to making
any modifications to storage.
In the case when EFI_DEVICE_ERROR is returned from the processing of a KeywordString
containing multiple keywords, the state of storage associated with earlier keywords
is undefined.
@param This Pointer to the EFI_KEYWORD_HANDLER _PROTOCOL instance.
@param KeywordString A null-terminated string in <MultiKeywordResp> format.
@param Progress On return, points to a character in the KeywordString.
Points to the string's NULL terminator if the request
was successful. Points to the most recent '&' before
the first failing name / value pair (or the beginning
of the string if the failure is in the first name / value
pair) if the request was not successful.
@param ProgressErr If during the processing of the KeywordString there was
a failure, this parameter gives additional information
about the possible source of the problem. The various
errors are defined in "Related Definitions" below.
@retval EFI_SUCCESS The specified action was completed successfully.
@retval EFI_INVALID_PARAMETER One or more of the following are TRUE:
1. KeywordString is NULL.
2. Parsing of the KeywordString resulted in an
error. See Progress and ProgressErr for more data.
@retval EFI_NOT_FOUND An element of the KeywordString was not found.
See ProgressErr for more data.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
See ProgressErr for more data.
@retval EFI_ACCESS_DENIED The action violated system policy. See ProgressErr
for more data.
@retval EFI_DEVICE_ERROR An unexpected system error occurred. See ProgressErr
for more data.
**/
EFI_STATUS
EFIAPI
EfiConfigKeywordHandlerSetData (
IN EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL *This,
IN CONST EFI_STRING KeywordString,
OUT EFI_STRING *Progress,
OUT UINT32 *ProgressErr
);
/**
This function accepts a <MultiKeywordRequest> formatted string, finds the underlying
keyword owners, creates a <MultiConfigRequest> string from it and forwards it to the
EFI_HII_ROUTING_PROTOCOL.ExtractConfig function.
If there is an issue in resolving the contents of the KeywordString, then the function
returns an EFI_INVALID_PARAMETER and also set the Progress and ProgressErr with the
appropriate information about where the issue occurred and additional data about the
nature of the issue.
In the case when KeywordString is NULL, or contains multiple keywords, or when
EFI_NOT_FOUND is generated while processing the keyword elements, the Results string
contains values returned for all keywords processed prior to the keyword generating the
error but no values for the keyword with error or any following keywords.
@param This Pointer to the EFI_KEYWORD_HANDLER _PROTOCOL instance.
@param NameSpaceId A null-terminated string containing the platform configuration
language to search through in the system. If a NULL is passed
in, then it is assumed that any platform configuration language
with the prefix of "x-UEFI-" are searched.
@param KeywordString A null-terminated string in <MultiKeywordRequest> format. If a
NULL is passed in the KeywordString field, all of the known
keywords in the system for the NameSpaceId specified are
returned in the Results field.
@param Progress On return, points to a character in the KeywordString. Points
to the string's NULL terminator if the request was successful.
Points to the most recent '&' before the first failing name / value
pair (or the beginning of the string if the failure is in the first
name / value pair) if the request was not successful.
@param ProgressErr If during the processing of the KeywordString there was a
failure, this parameter gives additional information about the
possible source of the problem. See the definitions in SetData()
for valid value definitions.
@param Results A null-terminated string in <MultiKeywordResp> format is returned
which has all the values filled in for the keywords in the
KeywordString. This is a callee-allocated field, and must be freed
by the caller after being used.
@retval EFI_SUCCESS The specified action was completed successfully.
@retval EFI_INVALID_PARAMETER One or more of the following are TRUE:
1.Progress, ProgressErr, or Results is NULL.
2.Parsing of the KeywordString resulted in an error. See
Progress and ProgressErr for more data.
@retval EFI_NOT_FOUND An element of the KeywordString was not found. See
ProgressErr for more data.
@retval EFI_NOT_FOUND The NamespaceId specified was not found. See ProgressErr
for more data.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated. See
ProgressErr for more data.
@retval EFI_ACCESS_DENIED The action violated system policy. See ProgressErr for
more data.
@retval EFI_DEVICE_ERROR An unexpected system error occurred. See ProgressErr
for more data.
**/
EFI_STATUS
EFIAPI
EfiConfigKeywordHandlerGetData (
IN EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL *This,
IN CONST EFI_STRING NameSpaceId, OPTIONAL
IN CONST EFI_STRING KeywordString, OPTIONAL
OUT EFI_STRING *Progress,
OUT UINT32 *ProgressErr,
OUT EFI_STRING *Results
);
/**
Compare whether two names of languages are identical.
@param Language1 Name of language 1 from StringPackage
@param Language2 Name of language 2 to be compared with language 1.
@retval TRUE same
@retval FALSE not same
**/
BOOLEAN
HiiCompareLanguage (
IN CHAR8 *Language1,
IN CHAR8 *Language2
)
;
/**
Retrieves a pointer to a Null-terminated ASCII string containing the list
of languages that an HII handle in the HII Database supports. The returned
string is allocated using AllocatePool(). The caller is responsible for freeing
the returned string using FreePool(). The format of the returned string follows
the language format assumed the HII Database.
If HiiHandle is NULL, then ASSERT().
@param[in] HiiHandle A handle that was previously registered in the HII Database.
@retval NULL HiiHandle is not registered in the HII database
@retval NULL There are not enough resources available to retrieve the supported
languages.
@retval NULL The list of supported languages could not be retrieved.
@retval Other A pointer to the Null-terminated ASCII string of supported languages.
**/
CHAR8 *
GetSupportedLanguages (
IN EFI_HII_HANDLE HiiHandle
);
/**
This function mainly use to get HiiDatabase information.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL instance.
@retval EFI_SUCCESS Get the information successfully.
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the Hiidatabase data.
**/
EFI_STATUS
HiiGetDatabaseInfo(
IN CONST EFI_HII_DATABASE_PROTOCOL *This
);
/**
This is an internal function,mainly use to get and update configuration settings information.
@param This A pointer to the EFI_HII_DATABASE_PROTOCOL instance.
@retval EFI_SUCCESS Get the information successfully.
@retval EFI_OUT_OF_RESOURCES Not enough memory to store the Configuration Setting data.
**/
EFI_STATUS
HiiGetConfigurationSetting(
IN CONST EFI_HII_DATABASE_PROTOCOL *This
);
//
// Global variables
//
extern EFI_EVENT gHiiKeyboardLayoutChanged;
extern BOOLEAN gExportAfterReadyToBoot;
#endif
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