> Am 09.10.2017 um 20:39 schrieb Heinrich Schuchardt <xypron.g...@gmx.de>: > > A code point encoded by one UTF-16 symbol is converted to a > maximum of three UTF-8 symbols. > > 0xffff could be encoded as 0xef 0xbf 0xbf. > The first byte carries four bits, the second and third byte > carry six bits each. > > A code point encoded by two UTF-16 symbols is converted to four > UTF-8 symbols.
Yes, so why do you set it to 3? Please also explain what exactly this actually fixes :). Alex > > Fixes: 78178bb0c9d lib: add some utf16 handling helpers > Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de> > --- > The code is only used by efi_loader. > So this patch should go via efi-next. > --- > include/charset.h | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/include/charset.h b/include/charset.h > index 9c2866bbe6..2f7f7eacc9 100644 > --- a/include/charset.h > +++ b/include/charset.h > @@ -9,7 +9,7 @@ > #ifndef __CHARSET_H_ > #define __CHARSET_H_ > > -#define MAX_UTF8_PER_UTF16 4 > +#define MAX_UTF8_PER_UTF16 3 > > /** > * utf16_strlen() - Get the length of an utf16 string > @@ -52,7 +52,7 @@ uint16_t *utf16_strdup(const uint16_t *s); > * Converts 'size' characters of the utf16 string 'src' to utf8 > * written to the 'dest' buffer. > * > - * NOTE that a single utf16 character can generate up to 4 utf8 > + * NOTE that a single utf16 character can generate up to 3 utf8 > * characters. See MAX_UTF8_PER_UTF16. > * > * @dest the destination buffer to write the utf8 characters > -- > 2.14.1 > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot