avutil/ripemd: make rol macro more robust by adding parentheses

This ensures that the macro remains correct in the sense of allowing
expressions for value and bits, by placing the value and bits expressions within
parentheses.

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
This commit is contained in:
Ganesh Ajjanagadde 2015-10-27 19:58:41 -04:00
parent 2193f537ed
commit fab1562a50

View File

@ -85,7 +85,7 @@ static const int WB[80] = {
12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
};
#define rol(value, bits) ((value << bits) | (value >> (32 - bits)))
#define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
#define ROUND128_0_TO_15(a,b,c,d,e,f,g,h) \
a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]); \