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author | Marton Balint <cus@passwd.hu> | 2020-01-29 23:56:07 +0100 |
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committer | Marton Balint <cus@passwd.hu> | 2020-01-31 00:15:13 +0100 |
commit | 6026384047ab8e895d416aab4e2531bd87c0c01d (patch) | |
tree | b8f6a46956346741670f76315763cd544a170e0f /libavutil | |
parent | d9f5fe4ed707d2d55680c8fd2eaf651a478af4c8 (diff) | |
download | ffmpeg-6026384047ab8e895d416aab4e2531bd87c0c01d.tar.gz |
avutil/common: warn about possible move of the data pointer after the last 0 byte in GET_UTF8
Signed-off-by: Marton Balint <cus@passwd.hu>
Diffstat (limited to 'libavutil')
-rw-r--r-- | libavutil/common.h | 4 |
1 files changed, 3 insertions, 1 deletions
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. * |