[FFmpeg-devel] [PATCH 1/2] avutil/avstring: add av_strnlen()

[Giorgio Vazzana]

Hi Michael,

2013/12/21 Michael Niedermayer <michaelni at gmx.at>:
> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> ---
>  libavutil/avstring.h |   11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/libavutil/avstring.h b/libavutil/avstring.h
> index 882a2b5..fb8236f 100644
> --- a/libavutil/avstring.h
> +++ b/libavutil/avstring.h
> @@ -132,6 +132,17 @@ size_t av_strlcat(char *dst, const char *src, size_t size);
>  size_t av_strlcatf(char *dst, size_t size, const char *fmt, ...) av_printf_format(3, 4);
>
>  /**
> + * Gets the count of continuous non zero chars starting from the begin.

Nit: maybe "...starting from the beginNING."?

> + */
> +static inline size_t av_strnlen(const char *s, size_t len)
> +{
> +    int i;

How about size_t i; ?

> +    for (i = 0; i<len && s[i]; i++)
> +        ;
> +    return i;
> +}
> +
> +/**
>   * Print arguments following specified format into a large enough auto
>   * allocated buffer. It is similar to GNU asprintf().
>   * @param fmt printf-compatible format string, specifying how the
> --
> 1.7.9.5
>
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