SWD_DCRYPT_OFF
#define SWD_DCRYPT_SIZE(x) (SWD_DCRYPT_OFF((x) + SWD_DCRYPT_MASK) * sizeof(u_int32_t))
off = SWD_DCRYPT_OFF(pagestart);
return sdp->swd_decrypt[SWD_DCRYPT_OFF(off)] & (1 << SWD_DCRYPT_BIT(off)) ?