From 6026384047ab8e895d416aab4e2531bd87c0c01d Mon Sep 17 00:00:00 2001 From: Marton Balint Date: Wed, 29 Jan 2020 23:56:07 +0100 Subject: avutil/common: warn about possible move of the data pointer after the last 0 byte in GET_UTF8 Signed-off-by: Marton Balint --- libavutil/common.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'libavutil/common.h') diff --git a/libavutil/common.h b/libavutil/common.h index e6f076a13c..142ff9abe7 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -373,7 +373,9 @@ static av_always_inline av_const int av_parity_c(uint32_t v) * @param GET_BYTE Expression reading one byte from the input. * Evaluated up to 7 times (4 for the currently * assigned Unicode range). With a memory buffer - * input, this could be *ptr++. + * input, this could be *ptr++, or if you want to make sure + * that *ptr stops at the end of a NULL terminated string then + * *ptr ? *ptr++ : 0 * @param ERROR Expression to be evaluated on invalid input, * typically a goto statement. * -- cgit v1.2.3