On Thursday 02 January 2020 16:20:33 Namjae Jeon wrote: > This adds the implementation of nls operations for exfat. > > Signed-off-by: Namjae Jeon <namjae.jeon@xxxxxxxxxxx> > Signed-off-by: Sungjong Seo <sj1557.seo@xxxxxxxxxxx> > --- > fs/exfat/nls.c | 809 +++++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 809 insertions(+) > create mode 100644 fs/exfat/nls.c > > diff --git a/fs/exfat/nls.c b/fs/exfat/nls.c > new file mode 100644 > index 000000000000..af52328e28ff > --- /dev/null > +++ b/fs/exfat/nls.c > @@ -0,0 +1,809 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > +/* > + * Copyright (C) 2012-2013 Samsung Electronics Co., Ltd. > + */ > + > +#include <linux/string.h> > +#include <linux/nls.h> > +#include <linux/slab.h> > +#include <linux/buffer_head.h> > +#include <asm/unaligned.h> > + > +#include "exfat_raw.h" > +#include "exfat_fs.h" > + > +/* Upcase tabel macro */ > +#define EXFAT_NUM_UPCASE (2918) > +#define UTBL_COUNT (0x10000) > + > +/* > + * Upcase table in compressed format (7.2.5.1 Recommended Up-case Table > + * in exfat specification, See: https://docs.microsoft.com/en-us/windows/ > + * win32/fileio/exfat-specification). Just a small suggestion: Do not wrap URLs as they are hard to copy-paste into web browser. Also my email client is not able to detect URL continue on next line... > + */ > +static const unsigned short uni_def_upcase[EXFAT_NUM_UPCASE] = { > + 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007, > + 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, ... -- Pali Rohár pali.rohar@xxxxxxxxx
