[PATCH v3 1/7] lib: charset: Fix and extend utf8_to_utf32_stream() documentation

Heinrich Schuchardt xypron.glpk at gmx.de
Sun Mar 17 10:30:17 CET 2024


On 3/16/24 22:50, Janne Grunau via B4 Relay wrote:
> From: Janne Grunau <j at jannau.net>
>
> Suggested-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Reviewed-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Signed-off-by: Janne Grunau <j at jannau.net>

This patch was already merged. No need to resend it.

Best regards

Heinrich

> ---
>   include/charset.h | 14 ++++++++++++--
>   1 file changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/include/charset.h b/include/charset.h
> index 44034c71d3..f1050c903d 100644
> --- a/include/charset.h
> +++ b/include/charset.h
> @@ -324,11 +324,21 @@ int utf_to_cp(s32 *c, const u16 *codepage);
>   int utf8_to_cp437_stream(u8 c, char *buffer);
>
>   /**
> - * utf8_to_utf32_stream() - convert UTF-8 stream to UTF-32
> + * utf8_to_utf32_stream() - convert UTF-8 byte stream to Unicode code points
> + *
> + * The function is called for each byte @c in a UTF-8 stream. The byte is
> + * appended to the temporary storage @buffer until the UTF-8 stream in
> + * @buffer describes a Unicode code point.
> + *
> + * When a new code point has been decoded it is returned and buffer[0] is
> + * set to '\0', otherwise the return value is 0.
> + *
> + * The buffer must be at least 5 characters long. Before the first function
> + * invocation buffer[0] must be set to '\0'."
>    *
>    * @c:		next UTF-8 character to convert
>    * @buffer:	buffer, at least 5 characters
> - * Return:	next codepage 437 character or 0
> + * Return:	Unicode code point or 0
>    */
>   int utf8_to_utf32_stream(u8 c, char *buffer);
>
>



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