int bitmask_set_bit_to(struct bitmask *bm, unsigned int bits, int to)
{
unsigned int byte = bits / 8;
unsigned int bit = bits % 8;
unsigned char *ptr;
if (byte > SIZE_OCTETS(bm->size_bits))
return -EINVAL;
if (to == 0)
bm->buf[byte] &= ~(1 << bit);
else
bm->buf[byte] |= (1 << bit);
return 0;
}
void bitmask_clear(struct bitmask *bm)
{
memset(bm->buf, 0, SIZE_OCTETS(bm->size_bits));
}
