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audk/Tools/Source/TianoTools/Include/Protocol/Hii.h
qouyang 21b50a2779 Remove the dependence to MdePkg 
1. add Include folder which contain the *.h file which used by Tiano tools.
2. Change ${evn.WORKSPACE}/MdePkg to ${PACKAGE_DIR} in build.xml.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@509 6f19259b-4bc3-4df7-8a09-765794883524
2006-06-14 08:07:19 +00:00

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/** @file
This file defines the Human Interface Infrastructure protocol which will
be used by resources which want to publish IFR/Font/String data and have it
collected by the Configuration engine.
Copyright (c) 2006, 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: Hii.h
@par Revision Reference:
This protocol is defined in HII spec 0.92.
**/
#ifndef __HII_H__
#define __HII_H__
#define EFI_HII_PROTOCOL_GUID \
{ \
0xea816d2c, 0xcee5, 0x4f02, {0x99, 0xb5, 0xd3, 0x90, 0x5c, 0xbb, 0xd0, 0x77 } \
}
// BugBug:
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// If UGA goes away we need to put this some place. I'm not sure where?
//
//typedef struct {
// UINT8 Blue;
// UINT8 Green;
// UINT8 Red;
// UINT8 Reserved;
//} EFI_UGA_PIXEL;
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
typedef struct _EFI_HII_PROTOCOL EFI_HII_PROTOCOL;
//
// Global definition
//
#define NARROW_CHAR 0xFFF0
#define WIDE_CHAR 0xFFF1
#define NON_BREAKING_CHAR 0xFFF2
#define GLYPH_WIDTH 8
#define GLYPH_HEIGHT 19
#define EFI_HII_FONT 1
#define EFI_HII_STRING 2
#define EFI_HII_IFR 3
#define EFI_HII_KEYBOARD 4
#define EFI_HII_HANDLES 5
#define EFI_HII_VARIABLE 6
#define EFI_HII_DEVICE_PATH 7
// References to string tokens must use this macro to enable scanning for
// token usages.
//
#define STRING_TOKEN(t) t
//
// The following types are currently defined:
//
typedef UINT16 EFI_FORM_ID;
typedef UINT16 EFI_FORM_LABEL;
#pragma pack(1)
typedef struct {
UINT32 Length;
UINT16 Type;
} EFI_HII_PACK_HEADER;
//
// A form list consists of a large variety of structure
// possibilities so to represent the binary blob of data
// associated with a package of forms, we will assume a
// pointer to a self-describing data buffer.
//
typedef struct {
EFI_HII_PACK_HEADER Header;
} EFI_HII_IFR_PACK;
typedef struct {
EFI_HII_PACK_HEADER Header; // Must be filled in
EFI_HANDLE ImageHandle; // Must be filled in
EFI_HANDLE DeviceHandle; // Optional
EFI_HANDLE ControllerHandle; // Optional
EFI_HANDLE CallbackHandle; // Optional
EFI_HANDLE COBExportHandle; // Optional
} EFI_HII_HANDLE_PACK;
//
// ********************************************************
// EFI_VARIABLE_CONTENTS
// ********************************************************
//
typedef struct {
EFI_HII_PACK_HEADER Header;
EFI_GUID VariableGuid;
UINT32 VariableNameLength;
UINT16 VariableId;
//
// CHAR16 VariableName[]; //Null-terminated
//
} EFI_HII_VARIABLE_PACK;
//
// ********************************************************
// EFI_DEVICE_PATH_PACK
// ********************************************************
//
typedef struct {
EFI_HII_PACK_HEADER Header;
//
// EFI_DEVICE_PATH DevicePath[];
//
} EFI_HII_DEVICE_PATH_PACK;
//
// ********************************************************
// EFI_HII_DATA_TABLE
// ********************************************************
//
typedef struct {
EFI_HII_HANDLE HiiHandle;
EFI_GUID PackageGuid;
UINT32 DataTableSize;
UINT32 IfrDataOffset;
UINT32 StringDataOffset;
UINT32 VariableDataOffset;
UINT32 DevicePathOffset;
UINT32 NumberOfVariableData;
UINT32 NumberOfLanguages;
//
// EFI_HII_DEVICE_PATH_PACK DevicePath[];
// EFI_HII_VARIABLE_PACK VariableData[];
// EFI_HII_IFR_PACK IfrData;
// EFI_HII_STRING_PACK StringData[];
//
} EFI_HII_DATA_TABLE;
//
// ********************************************************
// EFI_HII_EXPORT_TABLE
// ********************************************************
//
typedef struct {
UINT32 NumberOfHiiDataTables;
EFI_GUID Revision;
//
// EFI_HII_DATA_TABLE HiiDataTable[];
//
} EFI_HII_EXPORT_TABLE;
typedef struct {
BOOLEAN FormSetUpdate; // If TRUE, next variable is significant
EFI_PHYSICAL_ADDRESS FormCallbackHandle; // If not 0, will update Formset with this info
BOOLEAN FormUpdate; // If TRUE, next variable is significant
UINT16 FormValue; // specify which form is to be updated if FormUpdate value is TRUE.
STRING_REF FormTitle; // If not 0, will update Form with this info
UINT16 DataCount; // The number of Data entries in this structure
UINT8 *Data; // An array of 1+ op-codes, specified by DataCount
} EFI_HII_UPDATE_DATA;
//
// String attributes
//
#define LANG_RIGHT_TO_LEFT 0x00000001
//
// A string package is used to localize strings to a particular
// language. The package is associated with a particular driver
// or set of drivers. Tools are used to associate tokens with
// string references in forms and in programs. These tokens are
// language agnostic. When paired with a language pack (directly
// or indirectly), the string token resolves into an actual
// UNICODE string. The NumStringPointers determines how many
// StringPointers (offset values) there are as well as the total
// number of Strings that are defined.
//
typedef struct {
EFI_HII_PACK_HEADER Header;
RELOFST LanguageNameString;
RELOFST PrintableLanguageName;
UINT32 NumStringPointers;
UINT32 Attributes;
//
// RELOFST StringPointers[];
// EFI_STRING Strings[];
//
} EFI_HII_STRING_PACK;
//
// Glyph Attributes
//
#define EFI_GLYPH_NON_SPACING 1
#define EFI_GLYPH_WIDE 2
typedef struct {
CHAR16 UnicodeWeight;
UINT8 Attributes;
UINT8 GlyphCol1[GLYPH_HEIGHT];
} EFI_NARROW_GLYPH;
typedef struct {
CHAR16 UnicodeWeight;
UINT8 Attributes;
UINT8 GlyphCol1[GLYPH_HEIGHT];
UINT8 GlyphCol2[GLYPH_HEIGHT];
UINT8 Pad[3];
} EFI_WIDE_GLYPH;
//
// A font list consists of a font header followed by a series
// of glyph structures. Note that fonts are not language specific.
//
typedef struct {
EFI_HII_PACK_HEADER Header;
UINT16 NumberOfNarrowGlyphs;
UINT16 NumberOfWideGlyphs;
} EFI_HII_FONT_PACK;
//
// The IfrData in the EFI_HII_IFR_PACK structure definition
// is variable length, and not really part of the header. To
// simplify from code the size of the header, define an
// identical structure that does not include the IfrData field.
// Then use sizeof() this new structure to determine the
// actual size of the header.
//
typedef struct {
EFI_HII_PACK_HEADER Header;
} EFI_HII_IFR_PACK_HEADER;
//
// pedef EFI_HII_PACK_HEADER EFI_HII_IFR_PACK_HEADER;
//
typedef enum {
EfiKeyLCtrl,
EfiKeyA0,
EfiKeyLAlt,
EfiKeySpaceBar,
EfiKeyA2,
EfiKeyA3,
EfiKeyA4,
EfiKeyRCtrl,
EfiKeyLeftArrow,
EfiKeyDownArrow,
EfiKeyRightArrow,
EfiKeyZero,
EfiKeyPeriod,
EfiKeyEnter,
EfiKeyLShift,
EfiKeyB0,
EfiKeyB1,
EfiKeyB2,
EfiKeyB3,
EfiKeyB4,
EfiKeyB5,
EfiKeyB6,
EfiKeyB7,
EfiKeyB8,
EfiKeyB9,
EfiKeyB10,
EfiKeyRshift,
EfiKeyUpArrow,
EfiKeyOne,
EfiKeyTwo,
EfiKeyThree,
EfiKeyCapsLock,
EfiKeyC1,
EfiKeyC2,
EfiKeyC3,
EfiKeyC4,
EfiKeyC5,
EfiKeyC6,
EfiKeyC7,
EfiKeyC8,
EfiKeyC9,
EfiKeyC10,
EfiKeyC11,
EfiKeyC12,
EfiKeyFour,
EfiKeyFive,
EfiKeySix,
EfiKeyPlus,
EfiKeyTab,
EfiKeyD1,
EfiKeyD2,
EfiKeyD3,
EfiKeyD4,
EfiKeyD5,
EfiKeyD6,
EfiKeyD7,
EfiKeyD8,
EfiKeyD9,
EfiKeyD10,
EfiKeyD11,
EfiKeyD12,
EfiKeyD13,
EfiKeyDel,
EfiKeyEnd,
EfiKeyPgDn,
EfiKeySeven,
EfiKeyEight,
EfiKeyNine,
EfiKeyE0,
EfiKeyE1,
EfiKeyE2,
EfiKeyE3,
EfiKeyE4,
EfiKeyE5,
EfiKeyE6,
EfiKeyE7,
EfiKeyE8,
EfiKeyE9,
EfiKeyE10,
EfiKeyE11,
EfiKeyE12,
EfiKeyBackSpace,
EfiKeyIns,
EfiKeyHome,
EfiKeyPgUp,
EfiKeyNLck,
EfiKeySlash,
EfiKeyAsterisk,
EfiKeyMinus,
EfiKeyEsc,
EfiKeyF1,
EfiKeyF2,
EfiKeyF3,
EfiKeyF4,
EfiKeyF5,
EfiKeyF6,
EfiKeyF7,
EfiKeyF8,
EfiKeyF9,
EfiKeyF10,
EfiKeyF11,
EfiKeyF12,
EfiKeyPrint,
EfiKeySLck,
EfiKeyPause
} EFI_KEY;
typedef struct {
EFI_KEY Key;
CHAR16 Unicode;
CHAR16 ShiftedUnicode;
CHAR16 AltGrUnicode;
CHAR16 ShiftedAltGrUnicode;
UINT16 Modifier;
} EFI_KEY_DESCRIPTOR;
//
// This structure allows a sparse set of keys to be redefined
// or a complete redefinition of the keyboard layout. Most
// keyboards have a lot of commonality in their layouts, therefore
// only defining those keys that need to change from the default
// minimizes the passed in information.
//
// Additionally, when an update occurs, the active keyboard layout
// will be switched to the newly updated keyboard layout. This
// allows for situations that when a keyboard layout driver is
// loaded as part of system initialization, the system will default
// the keyboard behavior to the new layout.
//
// Each call to update the keyboard mapping should contain the
// complete set of key descriptors to be updated, since every
// call to the HII which contains an EFI_HII_KEYBOARD_PACK will
// wipe the previous set of overrides. A call to
//
typedef struct {
EFI_HII_PACK_HEADER Header;
EFI_KEY_DESCRIPTOR *Descriptor;
UINT8 DescriptorCount;
} EFI_HII_KEYBOARD_PACK;
//
// The EFI_HII_PACKAGES can contain different types of packages just
// after the structure as inline data.
//
typedef struct {
UINTN NumberOfPackages;
EFI_GUID *GuidId;
//
// EFI_HII_HANDLE_PACK *HandlePack; // Only one pack.
// EFI_HII_IFR_PACK *IfrPack; // Only one pack.
// EFI_HII_FONT_PACK *FontPack[]; // Multiple packs ok
// EFI_HII_STRING_PACK *StringPack[]; // Multiple packs ok
// EFI_HII_KEYBOARD_PACK *KeyboardPack[]; // Multiple packs ok
//
} EFI_HII_PACKAGES;
typedef struct _EFI_HII_VARIABLE_PACK_LIST {
struct _EFI_HII_VARIABLE_PACK_LIST *NextVariablePack;
EFI_HII_VARIABLE_PACK *VariablePack;
} EFI_HII_VARIABLE_PACK_LIST;
#pragma pack()
/**
Registers the various packs that are passed in via the Packages parameter.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Packages A pointer to an EFI_HII_PACKAGES package instance.
@param Handle A pointer to the EFI_HII_HANDLE instance.
@retval EFI_SUCCESS Data was extracted from Packages, the database
was updated with the data, and Handle returned successfully.
@retval EFI_INVALID_PARAMETER The content of Packages was invalid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_NEW_PACK) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_PACKAGES *Packages,
OUT EFI_HII_HANDLE *Handle
);
/**
Removes a package from the HII database.
@param This A pointer to the EFI_HII_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_INVALID_PARAMETER The Handle was not valid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_REMOVE_PACK) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle
);
/**
Determines the handles that are currently active in the database.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@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 Handle was updated successfully.
@retval EFI_BUFFER_TOO_SMALL The HandleBufferLength parameter indicates
that Handle is too small to support the number of handles.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_FIND_HANDLES) (
IN EFI_HII_PROTOCOL *This,
IN OUT UINT16 *HandleBufferLength,
OUT EFI_HII_HANDLE *Handle
);
/**
Exports the contents of the database into a buffer.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle An EFI_HII_HANDLE that corresponds to the desired
handle to export. If the value is 0, the entire database will be exported.
In either case, the data will be exported in a format described by the
structure definition of EFI_HII_EXPORT_TABLE.
@param BufferSize
On input, a pointer to the length of the buffer. On output, the length
of the buffer that is required for the export data.
@param Buffer A pointer to a buffer that will contain the results of the export function.
@retval EFI_SUCCESS The buffer was successfully filled with BufferSize amount of data.
@retval EFI_BUFFER_TOO_SMALL The value in BufferSize was too small to contain the export data.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_EXPORT) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
);
/**
Remove any new strings that were added after the initial string export
for this handle.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The handle on which the string resides.
@retval EFI_SUCCESS Remove strings from the handle successfully.
@retval EFI_INVALID_PARAMETER The Handle was unknown.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_RESET_STRINGS) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle
);
/**
Tests if all of the characters in a string have corresponding font characters.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param StringToTest A pointer to a Unicode string.
@param FirstMissing A pointer to an index into the string. On input,
the index of the first character in the StringToTest to examine. On exit,
the index of the first character encountered for which a glyph is unavailable.
If all glyphs in the string are available, the index is the index of the
terminator of the string.
@param GlyphBufferSize A pointer to a value. On output, if the function
returns EFI_SUCCESS, it contains the amount of memory that is required to
store the string<6E><67>s glyph equivalent.
@retval EFI_SUCCESS All glyphs are available. Note that an empty string
always returns this value.
@retval EFI_NOT_FOUND A glyph was not found for a character.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_TEST_STRING) (
IN EFI_HII_PROTOCOL *This,
IN CHAR16 *StringToTest,
IN OUT UINT32 *FirstMissing,
OUT UINT32 *GlyphBufferSize
);
/**
Translates a Unicode character into the corresponding font glyph.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Source A pointer to a Unicode string.
@param Index On input, the offset into the string from which to fetch
the character.On successful completion, the index is updated to the first
character past the character(s) making up the just extracted glyph.
@param GlyphBuffer Pointer to an array where the glyphs corresponding
to the characters in the source may be stored. GlyphBuffer is assumed
to be wide enough to accept a wide glyph character.
@param BitWidth If EFI_SUCCESS was returned, the UINT16 pointed to by
this value is filled with the length of the glyph in pixels. It is unchanged
if the call was unsuccessful.
@param InternalStatus The cell pointed to by this parameter must be
initialized to zero prior to invoking the call the first time for any string.
@retval EFI_SUCCESS It worked.
@retval EFI_NOT_FOUND A glyph for a character was not found.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_GLYPH) (
IN EFI_HII_PROTOCOL *This,
IN CHAR16 *Source,
IN OUT UINT16 *Index,
OUT UINT8 **GlyphBuffer,
OUT UINT16 *BitWidth,
IN OUT UINT32 *InternalStatus
);
/**
Translates a glyph into the format required for input to the Universal
Graphics Adapter (UGA) Block Transfer (BLT) routines.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param GlyphBuffer A pointer to the buffer that contains glyph data.
@param Foreground The foreground setting requested to be used for the
generated BltBuffer data.
@param Background The background setting requested to be used for the
generated BltBuffer data.
@param Count The entry in the BltBuffer upon which to act.
@param Width The width in bits of the glyph being converted.
@param Height The height in bits of the glyph being converted
@param BltBuffer A pointer to the buffer that contains the data that is
ready to be used by the UGA BLT routines.
@retval EFI_SUCCESS It worked.
@retval EFI_NOT_FOUND A glyph for a character was not found.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GLYPH_TO_BLT) (
IN EFI_HII_PROTOCOL *This,
IN UINT8 *GlyphBuffer,
IN EFI_UGA_PIXEL Foreground,
IN EFI_UGA_PIXEL Background,
IN UINTN Count,
IN UINTN Width,
IN UINTN Height,
IN OUT EFI_UGA_PIXEL *BltBuffer
);
/**
Allows a new string to be added to an already existing string package.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Pointer to a NULL-terminated string containing a single ISO 639-2
language identifier, indicating the language in which the string is translated.
@param Handle The handle of the language pack to which the string is to be added.
@param Reference The identifier of the string to be added. If the reference
value is zero, then the string will be assigned a new identifier on that
handle for the language specified. Otherwise, the string will be updated
with the NewString Value.
@param NewString The string to be added.
@retval EFI_SUCCESS The string was effectively registered.
@retval EFI_INVALID_PARAMETER The Handle was unknown.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_NEW_STRING) (
IN EFI_HII_PROTOCOL *This,
IN CHAR16 *Language,
IN EFI_HII_HANDLE Handle,
IN OUT STRING_REF *Reference,
IN CHAR16 *NewString
);
/**
Allows a program to determine the primary languages that are supported
on a given handle.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The handle on which the strings reside.
@param LanguageString A string allocated by GetPrimaryLanguages() that
contains a list of all primary languages registered on the handle.
@retval EFI_SUCCESS LanguageString was correctly returned.
@retval EFI_INVALID_PARAMETER The Handle was unknown.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_PRI_LANGUAGES) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
OUT EFI_STRING *LanguageString
);
/**
Allows a program to determine which secondary languages are supported
on a given handle for a given primary language.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The handle on which the strings reside.
@param PrimaryLanguage Pointer to a NULL-terminated string containing a single
ISO 639-2 language identifier, indicating the primary language.
@param LanguageString A string allocated by GetSecondaryLanguages()
containing a list of all secondary languages registered on the handle.
@retval EFI_SUCCESS LanguageString was correctly returned.
@retval EFI_INVALID_PARAMETER The Handle was unknown.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_SEC_LANGUAGES) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN CHAR16 *PrimaryLanguage,
OUT EFI_STRING *LanguageString
);
/**
Extracts a string from a package already registered with the EFI HII database.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The handle on which the string resides.
@param Token The string token assigned to the string.
@param Raw If TRUE, the string is returned unedited in the internal
storage format described above. If false, the string returned is edited
by replacing <cr> with <space> and by removing special characters such
as the <wide> prefix.
@param LanguageString Pointer to a NULL-terminated string containing a
single ISO 639-2 language identifier, indicating the language to print.
If the LanguageString is empty (starts with a NULL), the default system
language will be used to determine the language.
@param BufferLength Length of the StringBuffer.
@param StringBuffer The buffer designed to receive the characters in the string.
@retval EFI_SUCCESS StringBuffer is filled with a NULL-terminated string.
@retval EFI_INVALID_PARAMETER The handle or string token is unknown.
@retval EFI_BUFFER_TOO_SMALL The buffer provided was not large enough to
allow the entire string to be stored.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_STRING) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN STRING_REF Token,
IN BOOLEAN Raw,
IN CHAR16 *LanguageString,
IN OUT UINTN *BufferLength,
OUT EFI_STRING StringBuffer
);
/**
Allows a program to extract a part of a string of not more than a given width.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The handle on which the string resides.
@param Token The string token assigned to the string.
@param Index On input, the offset into the string where the line is to start.
On output, the index is updated to point to beyond the last character returned
in the call.
@param LineWidth The maximum width of the line in units of narrow glyphs.
@param LanguageString Pointer to a NULL-terminated string containing a
single ISO 639-2 language identifier, indicating the language to print.
@param BufferLength Pointer to the length of the StringBuffer.
@param StringBuffer The buffer designed to receive the characters in the string.
@retval EFI_SUCCESS StringBuffer filled with characters that will fit on the line.
@retval EFI_NOT_FOUND The font glyph for at least one of the characters in
the string is not in the font database.
@retval EFI_BUFFER_TOO_SMALL The buffer provided was not large enough
to allow the entire string to be stored.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_LINE) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN STRING_REF Token,
IN OUT UINT16 *Index,
IN UINT16 LineWidth,
IN CHAR16 *LanguageString,
IN OUT UINT16 *BufferLength,
OUT EFI_STRING StringBuffer
);
/**
Allows a program to extract a form or form package that has previously
been registered with the HII database.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle Handle on which the form resides.
@param FormId The ID of the form to return. If the ID is zero,
the entire form package is returned.
@param BufferLength On input, the length of the Buffer. On output,
the length of the returned buffer,
@param Buffer The buffer designed to receive the form(s).
@retval EFI_SUCCESS Buffer filled with the requested forms. BufferLength
was updated.
@retval EFI_INVALID_PARAMETER The handle is unknown.
@retval EFI_NOT_FOUND A form on the requested handle cannot be found with
the requested FormId.
@retval EFI_BUFFER_TOO_SMALL The buffer provided was not large enough
to allow the form to be stored.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_FORMS) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN EFI_FORM_ID FormId,
IN OUT UINTN *BufferLength,
OUT UINT8 *Buffer
);
/**
Extracts the defaults that are associated with a given handle in the HII database.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle The HII handle from which will have default data retrieved.
@param DefaultMask The mask used to specify some type of default override when extracting
the default image data.
@param VariablePackList A indirect pointer to the first entry of a link list with
type EFI_HII_VARIABLE_PACK_LIST.
@retval EFI_SUCCESS The VariablePackList was populated with the appropriate
default setting data.
@retval EFI_NOT_FOUND The IFR does not have any explicit or default map(s).
@retval EFI_INVALID_PARAMETER The HII database entry associated with Handle
contain invalid data.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_DEFAULT_IMAGE) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN UINTN DefaultMask,
OUT EFI_HII_VARIABLE_PACK_LIST **VariablePackList
);
/**
Allows the caller to update a form or form package that has previously been
registered with the EFI HII database.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param Handle Handle of the package where the form to be updated resides.
@param Label The label inside the form package where the update is to take place.
@param AddData If TRUE, adding data at a given Label; otherwise,
if FALSE, removing data at a given Label.
@param Data The buffer containing the new tags to insert after the Label
@retval EFI_SUCCESS The form was updated with the new tags.
@retval EFI_INVALID_PARAMETER The buffer for the buffer length does not
contain an integral number of tags.
@retval EFI_NOT_FOUND The Handle, Label, or FormId was not found.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_UPDATE_FORM) (
IN EFI_HII_PROTOCOL *This,
IN EFI_HII_HANDLE Handle,
IN EFI_FORM_LABEL Label,
IN BOOLEAN AddData,
IN EFI_HII_UPDATE_DATA *Data
);
/**
Retrieves the current keyboard layout.
@param This A pointer to the EFI_HII_PROTOCOL instance.
@param DescriptorCount A pointer to the number of Descriptor entries being
described in the keyboard layout being retrieved.
@param Descriptor A pointer to a buffer containing an array of EFI_KEY_DESCRIPTOR
entries. Each entry will reflect the definition of a specific physical key.
@retval EFI_SUCCESS The keyboard layout was retrieved successfully.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HII_GET_KEYBOARD_LAYOUT) (
IN EFI_HII_PROTOCOL *This,
OUT UINT16 *DescriptorCount,
OUT EFI_KEY_DESCRIPTOR *Descriptor
);
/**
@par Protocol Description:
The HII Protocol manages the HII database, which is a repository for data
having to do with fonts, strings, forms, keyboards, and other future human
interface items.
@param NewPack
Extracts the various packs from a package list.
@param RemovePack
Removes a package from the HII database.
@param FindHandles
Determines the handles that are currently active in the database.
@param ExportDatabase
Export the entire contents of the database to a buffer.
@param TestString
Tests if all of the characters in a string have corresponding font characters.
@param GetGlyph
Translates a Unicode character into the corresponding font glyph.
@param GlyphToBlt
Converts a glyph value into a format that is ready for a UGA BLT command.
@param NewString
Allows a new string to be added to an already existing string package.
@param GetPrimaryLanguages
Allows a program to determine the primary languages that are supported
on a given handle.
@param GetSecondaryLanguages
Allows a program to determine which secondary languages are supported
on a given handle for a given primary language.
@param GetString
Extracts a string from a package that is already registered with the
EFI HII database.
@param ResetString
Remove any new strings that were added after the initial string export
for this handle.
@param GetLine
Allows a program to extract a part of a string of not more than a given width.
@param GetForms
Allows a program to extract a form or form package that has been previously registered.
@param GetDefaultImage
Allows a program to extract the nonvolatile image that represents the default storage image.
@param UpdateForm
Allows a program to update a previously registered form.
@param GetKeyboardLayout
Allows a program to extract the current keyboard layout.
**/
struct _EFI_HII_PROTOCOL {
EFI_HII_NEW_PACK NewPack;
EFI_HII_REMOVE_PACK RemovePack;
EFI_HII_FIND_HANDLES FindHandles;
EFI_HII_EXPORT ExportDatabase;
EFI_HII_TEST_STRING TestString;
EFI_HII_GET_GLYPH GetGlyph;
EFI_HII_GLYPH_TO_BLT GlyphToBlt;
EFI_HII_NEW_STRING NewString;
EFI_HII_GET_PRI_LANGUAGES GetPrimaryLanguages;
EFI_HII_GET_SEC_LANGUAGES GetSecondaryLanguages;
EFI_HII_GET_STRING GetString;
EFI_HII_RESET_STRINGS ResetStrings;
EFI_HII_GET_LINE GetLine;
EFI_HII_GET_FORMS GetForms;
EFI_HII_GET_DEFAULT_IMAGE GetDefaultImage;
EFI_HII_UPDATE_FORM UpdateForm;
EFI_HII_GET_KEYBOARD_LAYOUT GetKeyboardLayout;
};
extern EFI_GUID gEfiHiiProtocolGuid;
#endif
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