1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Some of the source code in this file came from fs/cifs/cifs_unicode.c
 4 * cifs_unicode:  Unicode kernel case support
 5 *
 6 * Function:
 7 *     Convert a unicode character to upper or lower case using
 8 *     compressed tables.
 9 *
10 *   Copyright (c) International Business Machines  Corp., 2000,2009
11 *
12 *
13 * Notes:
14 *     These APIs are based on the C library functions.  The semantics
15 *     should match the C functions but with expanded size operands.
16 *
17 *     The upper/lower functions are based on a table created by mkupr.
18 *     This is a compressed table of upper and lower case conversion.
19 *
20 */
21#ifndef _SMB_UNICODE_H
22#define _SMB_UNICODE_H
23
24#include <asm/byteorder.h>
25#include <linux/types.h>
26#include <linux/nls.h>
27#include <linux/unicode.h>
28#include "../../nls/nls_ucs2_utils.h"
29
30#ifdef __KERNEL__
31int smb_strtoUTF16(__le16 *to, const char *from, int len,
32		   const struct nls_table *codepage);
33char *smb_strndup_from_utf16(const char *src, const int maxlen,
34			     const bool is_unicode,
35			     const struct nls_table *codepage);
36int smbConvertToUTF16(__le16 *target, const char *source, int srclen,
37		      const struct nls_table *cp, int mapchars);
38char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename);
39#endif
40
41#endif /* _SMB_UNICODE_H */