92 lines
3.9 KiB
C
Executable File
92 lines
3.9 KiB
C
Executable File
/*
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* Copyright (C) 2012-2013 Samsung Electronics Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/************************************************************************/
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/* */
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/* PROJECT : exFAT & FAT12/16/32 File System */
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/* FILE : exfat_nls.h */
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/* PURPOSE : Header File for exFAT NLS Manager */
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/* */
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/*----------------------------------------------------------------------*/
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/* NOTES */
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/* */
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/*----------------------------------------------------------------------*/
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/* REVISION HISTORY (Ver 0.9) */
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/* */
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/* - 2010.11.15 [Joosun Hahn] : first writing */
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/* */
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/************************************************************************/
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#ifndef _EXFAT_NLS_H
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#define _EXFAT_NLS_H
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#include <linux/types.h>
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#include <linux/nls.h>
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#include "exfat_config.h"
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#include "exfat_api.h"
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/*----------------------------------------------------------------------*/
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/* Constant & Macro Definitions */
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/*----------------------------------------------------------------------*/
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#define NUM_UPCASE 2918
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#define DOS_CUR_DIR_NAME ". "
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#define DOS_PAR_DIR_NAME ".. "
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#ifdef __LITTLE_ENDIAN
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#define UNI_CUR_DIR_NAME ".\0"
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#define UNI_PAR_DIR_NAME ".\0.\0"
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#else
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#define UNI_CUR_DIR_NAME "\0."
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#define UNI_PAR_DIR_NAME "\0.\0."
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#endif
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/*----------------------------------------------------------------------*/
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/* Type Definitions */
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/*----------------------------------------------------------------------*/
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/* DOS name stucture */
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typedef struct {
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u8 name[DOS_NAME_LENGTH];
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u8 name_case;
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} DOS_NAME_T;
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/* unicode name stucture */
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typedef struct {
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u16 name[MAX_NAME_LENGTH];
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u16 name_hash;
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u8 name_len;
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} UNI_NAME_T;
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/*----------------------------------------------------------------------*/
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/* External Function Declarations */
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/*----------------------------------------------------------------------*/
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/* NLS management function */
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u16 nls_upper(struct super_block *sb, u16 a);
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s32 nls_dosname_cmp(struct super_block *sb, u8 *a, u8 *b);
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s32 nls_uniname_cmp(struct super_block *sb, u16 *a, u16 *b);
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void nls_uniname_to_dosname(struct super_block *sb, DOS_NAME_T *p_dosname, UNI_NAME_T *p_uniname, s32 *p_lossy);
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void nls_dosname_to_uniname(struct super_block *sb, UNI_NAME_T *p_uniname, DOS_NAME_T *p_dosname);
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void nls_uniname_to_cstring(struct super_block *sb, u8 *p_cstring, UNI_NAME_T *p_uniname);
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void nls_cstring_to_uniname(struct super_block *sb, UNI_NAME_T *p_uniname, u8 *p_cstring, s32 *p_lossy);
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#endif /* _EXFAT_NLS_H */
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