target_data
u8 *target_data,
if (target_data[j >> 3L] & (1L << (j & 7L)))
u8 *target_data,
target_data[i >> 3] |= (1 << (i & 7));
target_data[i >> 3] &= ~(u32)(1 << (i & 7));
struct target_data tdata;
struct target_data tdata;