/**
* Create a generic IP address object from the current expanded
* assignment.
*/
static void
create_ip_address(struct ipset_iterator *iterator)
{
struct cork_ip *addr = &iterator->addr;
struct ipset_expanded_assignment *exp = iterator->assignment_iterator;
/* Initialize the address to all 0 bits. */
memset(addr, 0, sizeof(struct cork_ip));
/* Check variable 0 to see if this is an IPv4 or IPv6 address. */
addr->version = IPSET_BIT_GET(exp->values.buf, 0)? 4: 6;
/* Copy bits from the expanded assignment. The number of bits to
* copy is given as the current netmask. We'll have calculated that
* already based on the non-expanded assignment. */
unsigned int i;
for (i = 0; i < iterator->cidr_prefix; i++) {
IPSET_BIT_SET(&addr->ip, i, IPSET_BIT_GET(exp->values.buf, i+1));
}
#if IPSET_DEBUG
char buf[CORK_IP_STRING_LENGTH];
cork_ip_to_raw_string(addr, buf);
DEBUG("Current IP address is %s/%u", buf, iterator->cidr_prefix);
#endif
}
static void
create_ip_address(ipset_iterator_t *iterator)
{
ipset_ip_t *addr = &iterator->addr;
ipset_expanded_assignment_t *exp =
iterator->assignment_iterator;
/*
* Check variable 0 to see if this is an IPv4 or IPv6 address.
*/
addr->is_ipv4 = IPSET_BIT_GET(exp->values->data, 0);
/*
* Initialize the address to all 0 bits.
*/
memset(addr->addr, 0, sizeof(guint32) * 4);
/*
* Copy bits from the expanded assignment. The number of bits to
* copy is given as the current netmask. We'll have calculated
* that already based on the non-expanded assignment.
*/
guint i;
for (i = 0; i < iterator->netmask; i++)
{
IPSET_BIT_SET(addr->addr, i,
IPSET_BIT_GET(exp->values->data, i+1));
}
g_d_debug("Current IP address is %s/%u",
ipset_ip_to_string(addr), iterator->netmask);
}
END_TEST
/*-----------------------------------------------------------------------
* Expanded assignments
*/
START_TEST(test_bdd_assignment_expand_1)
{
ipset_assignment_t *a;
a = ipset_assignment_new();
ipset_assignment_set(a, 0, TRUE);
ipset_assignment_set(a, 1, FALSE);
ipset_expanded_assignment_t *it;
it = ipset_assignment_expand(a, 2);
GByteArray *ea = g_byte_array_sized_new(1);
memset(ea->data, 0, 1);
fail_if(it->finished,
"Expanded assignment shouldn't be empty");
IPSET_BIT_SET(ea->data, 0, TRUE);
IPSET_BIT_SET(ea->data, 1, FALSE);
fail_unless(memcmp(ea->data, it->values->data, 1) == 0,
"Expanded assignment doesn't match");
ipset_expanded_assignment_advance(it);
fail_unless(it->finished,
"Expanded assignment should have 1 element");
g_byte_array_free(ea, TRUE);
ipset_expanded_assignment_free(it);
ipset_assignment_free(a);
}
