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__ 31 int smb_strtoUTF16(__le16 *to, const char *from, int len, 32 const struct nls_table *codepage); 33 char *smb_strndup_from_utf16(const char *src, const int maxlen, 34 const bool is_unicode, 35 const struct nls_table *codepage); 36 int smbConvertToUTF16(__le16 *target, const char *source, int srclen, 37 const struct nls_table *cp, int mapchars); 38 char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename); 39 #endif 40 41 #endif /* _SMB_UNICODE_H */ 42