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/** @file
Unicode Collation protocol that follows the UEFI 2.0 specification.
This protocol is used to allow code running in the boot services environment
to perform lexical comparison functions on Unicode strings for given languages.
Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
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 __UNICODE_COLLATION_H__
#define __UNICODE_COLLATION_H__
#define EFI_UNICODE_COLLATION_PROTOCOL_GUID \
{ \
0x1d85cd7f, 0xf43d, 0x11d2, {0x9a, 0xc, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \
}
#define EFI_UNICODE_COLLATION_PROTOCOL2_GUID \
{ \
0xa4c751fc, 0x23ae, 0x4c3e, {0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49 } \
}
typedef struct _EFI_UNICODE_COLLATION_PROTOCOL EFI_UNICODE_COLLATION_PROTOCOL;
//
// Protocol GUID name defined in EFI1.1.
//
#define UNICODE_COLLATION_PROTOCOL EFI_UNICODE_COLLATION_PROTOCOL_GUID
//
// Protocol defined in EFI1.1.
//
typedef EFI_UNICODE_COLLATION_PROTOCOL UNICODE_COLLATION_INTERFACE;
//
// Protocol data structures and defines
//
#define EFI_UNICODE_BYTE_ORDER_MARK (CHAR16) (0xfeff)
//
// Protocol member functions
//
/**
Performs a case-insensitive comparison of two Null-terminated Unicode
strings.
@param This Protocol instance pointer.
@param Str1 A pointer to a Null-terminated Unicode string.
@param Str2 A pointer to a Null-terminated Unicode string.
@retval 0 Str1 is equivalent to Str2
@retval >_0 Str1 is lexically greater than Str2
@retval <_0 Str1 is lexically less than Str2
**/
typedef
INTN
(EFIAPI *EFI_UNICODE_COLLATION_STRICOLL)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN CHAR16 *Str1,
IN CHAR16 *Str2
)
;
/**
Performs a case-insensitive comparison of a Null-terminated Unicode
pattern string and a Null-terminated Unicode string.
@param This Protocol instance pointer.
@param String A pointer to a Null-terminated Unicode string.
@param Pattern A pointer to a Null-terminated Unicode pattern string.
@retval TRUE Pattern was found in String.
@retval FALSE Pattern was not found in String.
**/
typedef
BOOLEAN
(EFIAPI *EFI_UNICODE_COLLATION_METAIMATCH)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN CHAR16 *String,
IN CHAR16 *Pattern
)
;
/**
Converts all the Unicode characters in a Null-terminated Unicode string to
lower case Unicode characters.
@param This Protocol instance pointer.
@param String A pointer to a Null-terminated Unicode string.
**/
typedef
VOID
(EFIAPI *EFI_UNICODE_COLLATION_STRLWR)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN OUT CHAR16 *Str
)
;
/**
Converts all the Unicode characters in a Null-terminated Unicode string to upper
case Unicode characters.
@param This Protocol instance pointer.
@param String A pointer to a Null-terminated Unicode string.
**/
typedef
VOID
(EFIAPI *EFI_UNICODE_COLLATION_STRUPR)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN OUT CHAR16 *Str
)
;
/**
Converts an 8.3 FAT file name in an OEM character set to a Null-terminated
Unicode string.
@param This Protocol instance pointer.
@param FatSize The size of the string Fat in bytes.
@param Fat A pointer to a Null-terminated string that contains an 8.3 file
name using an OEM character set.
@param String A pointer to a Null-terminated Unicode string. The string must
be preallocated to hold FatSize Unicode characters.
**/
typedef
VOID
(EFIAPI *EFI_UNICODE_COLLATION_FATTOSTR)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN UINTN FatSize,
IN CHAR8 *Fat,
OUT CHAR16 *String
)
;
/**
Converts a Null-terminated Unicode string to legal characters in a FAT
filename using an OEM character set.
@param This Protocol instance pointer.
@param String A pointer to a Null-terminated Unicode string. The string must
be preallocated to hold FatSize Unicode characters.
@param FatSize The size of the string Fat in bytes.
@param Fat A pointer to a Null-terminated string that contains an 8.3 file
name using an OEM character set.
@retval TRUE Fat is a Long File Name
@retval FALSE Fat is an 8.3 file name
**/
typedef
BOOLEAN
(EFIAPI *EFI_UNICODE_COLLATION_STRTOFAT)(
IN EFI_UNICODE_COLLATION_PROTOCOL *This,
IN CHAR16 *String,
IN UINTN FatSize,
OUT CHAR8 *Fat
)
;
/**
@par Protocol Description:
The EFI_UNICODE_COLLATION_PROTOCOL is used to perform case-insensitive
comparisons of Unicode strings.
@param StriColl
Performs a case-insensitive comparison of two Null-terminated Unicode strings.
@param MetaiMatch
Performs a case-insensitive comparison between a Null-terminated Unicode
pattern string and a Null-terminated Unicode string. The pattern string
can use the '?' wildcard to match any character, and the '*' wildcard to
match any substring.
@param StrLwr
Converts all the Unicode characters in a Null-terminated Unicode string to
lowercase Unicode characters.
@param StrUpr
Converts all the Unicode characters in a Null-terminated Unicode string to
uppercase Unicode characters.
@param FatToStr
Converts an 8.3 FAT file name using an OEM character set to a Null-terminated
Unicode string.
@param StrToFat
Converts a Null-terminated Unicode string to legal characters in a FAT
filename using an OEM character set.
@param Supported
LanguagesA Null-terminated ASCII string array that contains one or more
language codes. This array is specified in RFC 4646 format.
**/
struct _EFI_UNICODE_COLLATION_PROTOCOL {
//
// general
//
EFI_UNICODE_COLLATION_STRICOLL StriColl;
EFI_UNICODE_COLLATION_METAIMATCH MetaiMatch;
EFI_UNICODE_COLLATION_STRLWR StrLwr;
EFI_UNICODE_COLLATION_STRUPR StrUpr;
//
// for supporting fat volumes
//
EFI_UNICODE_COLLATION_FATTOSTR FatToStr;
EFI_UNICODE_COLLATION_STRTOFAT StrToFat;
CHAR8 *SupportedLanguages;
};
extern EFI_GUID gEfiUnicodeCollationProtocolGuid;
extern EFI_GUID gEfiUnicodeCollation2ProtocolGuid;
#endif
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