From bb3b2cfeb206f5b10b859e134651b54120e3f530 Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Tue, 30 Jun 2026 18:05:56 +0100 Subject: ARM: 9480/1: entry: expand comment in __switch_to As per discussion between the developers in the mail thread linked, expand the comment in __switch_to so that readers of the code understand what is going on. Suggested-by: Mark Rutland Acked-by: Mark Rutland Signed-off-by: Linus Walleij > Signed-off-by: Russell King --- fs/smb/server/unicode.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 fs/smb/server/unicode.h (limited to 'fs/smb/server/unicode.h') diff --git a/fs/smb/server/unicode.h b/fs/smb/server/unicode.h new file mode 100644 index 000000000..28c7c736f --- /dev/null +++ b/fs/smb/server/unicode.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Some of the source code in this file came from fs/cifs/cifs_unicode.c + * cifs_unicode: Unicode kernel case support + * + * Function: + * Convert a unicode character to upper or lower case using + * compressed tables. + * + * Copyright (c) International Business Machines Corp., 2000,2009 + * + * + * Notes: + * These APIs are based on the C library functions. The semantics + * should match the C functions but with expanded size operands. + * + * The upper/lower functions are based on a table created by mkupr. + * This is a compressed table of upper and lower case conversion. + * + */ +#ifndef _SMB_UNICODE_H +#define _SMB_UNICODE_H + +#include +#include +#include +#include +#include "../../nls/nls_ucs2_utils.h" + +#ifdef __KERNEL__ +int smb_strtoUTF16(__le16 *to, const char *from, int len, + const struct nls_table *codepage); +char *smb_strndup_from_utf16(const char *src, const int maxlen, + const bool is_unicode, + const struct nls_table *codepage); +int smbConvertToUTF16(__le16 *target, const char *source, int srclen, + const struct nls_table *cp, int mapchars); +char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename); +#endif + +#endif /* _SMB_UNICODE_H */ -- cgit v1.3.1