ROTATE
#define ROTATE(ch, perm) \
#define ROTATE(v,c) (ROTL32(v,c))
#define ROTATE(v,c) (ROTL32(v,c))
ROTATE(uint32_t a, uint32_t n)
#define ROTATE(v,c) (ROTL32(v,c))
#define ROTATE(v,c) (ROTL32(v,c))
#define ROTATE(v,c) (ROTL32(v,c))