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- Fixed IPv6 subnet lookup routine.

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This commit is contained in:
Guus Sliepen 2001-01-07 20:19:08 +00:00
parent d3f889c807
commit 7cd2baedc6
1 changed files with 10 additions and 4 deletions
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14
src/subnet.c
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@ -17,7 +17,7 @@
along with this program; if not, write to the Free Software along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: subnet.c,v 1.1.2.17 2001/01/07 17:09:06 guus Exp $ $Id: subnet.c,v 1.1.2.18 2001/01/07 20:19:08 guus Exp $
*/ */
#include "config.h" #include "config.h"
@ -288,15 +288,21 @@ cp
subnet_t *lookup_subnet_ipv6(ipv6_t *address) subnet_t *lookup_subnet_ipv6(ipv6_t *address)
{ {
subnet_t subnet; subnet_t subnet, *p;
int i;
cp cp
subnet.type = SUBNET_IPV6; subnet.type = SUBNET_IPV6;
memcpy(&subnet.net.ipv6.address, address, sizeof(ipv6_t)); memcpy(&subnet.net.ipv6.address, address, sizeof(ipv6_t));
memset(&subnet.net.ipv6.mask, 0xFF, 16); memset(&subnet.net.ipv6.mask, 0xFF, 16);
/* FIXME: check if it REALLY matches */ p = (subnet_t *)avl_search_closest_greater(subnet_tree, &subnet);
if(p)
for(i=0; i<8; i++)
if((address->x[i] & p->net.ipv6.address.x[i]) != p->net.ipv6.address.x[i])
return NULL;
return (subnet_t *)avl_search_closest_greater(subnet_tree, &subnet); return p;
} }
void dump_subnet_list(void) void dump_subnet_list(void)