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avutil/common: warn about possible move of the data pointer after the last 0 byte in GET_UTF8

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Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2020-01-29 23:56:07 +01:00
parent d9f5fe4ed7
commit 6026384047
1 changed files with 3 additions and 1 deletions
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4
libavutil/common.h
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@ -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.
*