Check if an IP is one of mine.
**************************************************************************/
-bool ismyaddr(const struct sockaddr_storage *ip)
+bool ismyaddr(const struct sockaddr *ip)
{
struct interface *i;
for (i=local_interfaces;i;i=i->next) {
- if (addr_equal(&i->ip,ip)) {
+ if (sockaddr_equal((struct sockaddr *)&i->ip,ip)) {
return true;
}
}
{
struct sockaddr_storage ss;
in_addr_to_sockaddr_storage(&ss, ip);
- return ismyaddr(&ss);
+ return ismyaddr((struct sockaddr *)&ss);
}
/****************************************************************************
Try and find an interface that matches an ip. If we cannot, return NULL.
**************************************************************************/
-static struct interface *iface_find(const struct sockaddr_storage *ip,
+static struct interface *iface_find(const struct sockaddr *ip,
bool check_mask)
{
struct interface *i;
for (i=local_interfaces;i;i=i->next) {
if (check_mask) {
- if (same_net(ip, &i->ip, &i->netmask)) {
+ if (same_net(ip, (struct sockaddr *)&i->ip, (struct sockaddr *)&i->netmask)) {
return i;
}
- } else if (addr_equal(&i->ip, ip)) {
+ } else if (sockaddr_equal((struct sockaddr *)&i->ip, ip)) {
return i;
}
}
Check if a packet is from a local (known) net.
**************************************************************************/
-bool is_local_net(const struct sockaddr_storage *from)
+bool is_local_net(const struct sockaddr *from)
{
struct interface *i;
for (i=local_interfaces;i;i=i->next) {
- if (same_net(from, &i->ip, &i->netmask)) {
+ if (same_net(from, (struct sockaddr *)&i->ip, (struct sockaddr *)&i->netmask)) {
return true;
}
}
return false;
}
+#if defined(HAVE_IPV6)
+void setup_linklocal_scope_id(struct sockaddr *pss)
+{
+ struct interface *i;
+ for (i=local_interfaces;i;i=i->next) {
+ if (sockaddr_equal((struct sockaddr *)&i->ip,pss)) {
+ struct sockaddr_in6 *psa6 =
+ (struct sockaddr_in6 *)pss;
+ psa6->sin6_scope_id = if_nametoindex(i->name);
+ return;
+ }
+ }
+}
+#endif
+
/****************************************************************************
Check if a packet is from a local (known) net.
**************************************************************************/
struct sockaddr_storage ss;
in_addr_to_sockaddr_storage(&ss, from);
- return is_local_net(&ss);
+ return is_local_net((struct sockaddr *)&ss);
}
/****************************************************************************
}
/****************************************************************************
- How many interfaces do we have (v4 only) ?
+ How many non-loopback IPv4 interfaces do we have ?
**************************************************************************/
-int iface_count_v4(void)
+int iface_count_v4_nl(void)
{
int ret = 0;
struct interface *i;
for (i=local_interfaces;i;i=i->next) {
+ if (is_loopback_addr((struct sockaddr *)&i->ip)) {
+ continue;
+ }
if (i->ip.ss_family == AF_INET) {
ret++;
}
an appropriate interface they return the requested field of the
first known interface. */
-const struct sockaddr_storage *iface_ip(const struct sockaddr_storage *ip)
+const struct sockaddr_storage *iface_ip(const struct sockaddr *ip)
{
struct interface *i = iface_find(ip, true);
if (i) {
* matching address family. */
for (i=local_interfaces;i;i=i->next) {
- if (i->ip.ss_family == ip->ss_family) {
+ if (i->ip.ss_family == ip->sa_family) {
return &i->ip;
}
}
return True if a IP is directly reachable on one of our interfaces
*/
-bool iface_local(struct sockaddr_storage *ip)
+bool iface_local(const struct sockaddr *ip)
{
- return iface_find(ip, True) ? true : false;
+ return iface_find(ip, true) ? true : false;
}
/****************************************************************************
char addr[INET6_ADDRSTRLEN];
struct interface *iface;
- if (iface_find(&ifs->ip, False)) {
+ if (iface_find((struct sockaddr *)&ifs->ip, False)) {
DEBUG(3,("add_interface: not adding duplicate interface %s\n",
- print_sockaddr(addr, sizeof(addr),
- &ifs->ip, sizeof(struct sockaddr_storage)) ));
+ print_sockaddr(addr, sizeof(addr), &ifs->ip) ));
return;
}
- if (!(ifs->flags & IFF_BROADCAST)) {
+ if (!(ifs->flags & (IFF_BROADCAST|IFF_LOOPBACK))) {
DEBUG(3,("not adding non-broadcast interface %s\n",
ifs->name ));
return;
DEBUG(2,("added interface %s ip=%s ",
iface->name,
- print_sockaddr(addr, sizeof(addr),
- &iface->ip, sizeof(struct sockaddr_storage)) ));
+ print_sockaddr(addr, sizeof(addr), &iface->ip) ));
DEBUG(2,("bcast=%s ",
print_sockaddr(addr, sizeof(addr),
- &iface->bcast,
- sizeof(struct sockaddr_storage)) ));
+ &iface->bcast) ));
DEBUG(2,("netmask=%s\n",
print_sockaddr(addr, sizeof(addr),
- &iface->netmask,
- sizeof(struct sockaddr_storage)) ));
-}
-
-/****************************************************************************
- Create a struct sockaddr_storage with the netmask bits set to 1.
-****************************************************************************/
-
-static bool make_netmask(struct sockaddr_storage *pss_out,
- const struct sockaddr_storage *pss_in,
- unsigned long masklen)
-{
- *pss_out = *pss_in;
- /* Now apply masklen bits of mask. */
-#if defined(AF_INET6)
- if (pss_in->ss_family == AF_INET6) {
- char *p = (char *)&((struct sockaddr_in6 *)pss_out)->sin6_addr;
- unsigned int i;
-
- if (masklen > 128) {
- return false;
- }
- for (i = 0; masklen >= 8; masklen -= 8, i++) {
- *p++ = 0xff;
- }
- /* Deal with the partial byte. */
- *p++ &= (0xff & ~(0xff>>masklen));
- i++;
- for (;i < sizeof(struct in6_addr); i++) {
- *p++ = '\0';
- }
- return true;
- }
-#endif
- if (pss_in->ss_family == AF_INET) {
- if (masklen > 32) {
- return false;
- }
- ((struct sockaddr_in *)pss_out)->sin_addr.s_addr =
- htonl(((0xFFFFFFFFL >> masklen) ^ 0xFFFFFFFFL));
- return true;
- }
- return false;
-}
-
-/****************************************************************************
- Create a struct sockaddr_storage set to the broadcast or network adress from
- an incoming sockaddr_storage.
-****************************************************************************/
-
-static void make_bcast_or_net(struct sockaddr_storage *pss_out,
- const struct sockaddr_storage *pss_in,
- const struct sockaddr_storage *nmask,
- bool make_bcast)
-{
- unsigned int i = 0, len = 0;
- char *pmask = NULL;
- char *p = NULL;
- *pss_out = *pss_in;
-
- /* Set all zero netmask bits to 1. */
-#if defined(AF_INET6)
- if (pss_in->ss_family == AF_INET6) {
- p = (char *)&((struct sockaddr_in6 *)pss_out)->sin6_addr;
- pmask = (char *)&((struct sockaddr_in6 *)nmask)->sin6_addr;
- len = 16;
- }
-#endif
- if (pss_in->ss_family == AF_INET) {
- p = (char *)&((struct sockaddr_in *)pss_out)->sin_addr;
- pmask = (char *)&((struct sockaddr_in *)nmask)->sin_addr;
- len = 4;
- }
-
- for (i = 0; i < len; i++, p++, pmask++) {
- if (make_bcast) {
- *p = (*p & *pmask) | (*pmask ^ 0xff);
- } else {
- /* make_net */
- *p = (*p & *pmask);
- }
- }
-}
-
-static void make_bcast(struct sockaddr_storage *pss_out,
- const struct sockaddr_storage *pss_in,
- const struct sockaddr_storage *nmask)
-{
- make_bcast_or_net(pss_out, pss_in, nmask, true);
-}
-
-static void make_net(struct sockaddr_storage *pss_out,
- const struct sockaddr_storage *pss_in,
- const struct sockaddr_storage *nmask)
-{
- make_bcast_or_net(pss_out, pss_in, nmask, false);
+ &iface->netmask) ));
}
/****************************************************************************
/* maybe it is a DNS name */
p = strchr_m(token,'/');
- if (!p && interpret_string_addr(&ss, token)) {
+ if (p == NULL) {
+ if (!interpret_string_addr(&ss, token, 0)) {
+ DEBUG(2, ("interpret_interface: Can't find address "
+ "for %s\n", token));
+ return;
+ }
+
for (i=0;i<total_probed;i++) {
- if (addr_equal(&ss, &probed_ifaces[i].ip)) {
+ if (sockaddr_equal((struct sockaddr *)&ss, (struct sockaddr *)&probed_ifaces[i].ip)) {
add_interface(&probed_ifaces[i]);
return;
}
/* parse it into an IP address/netmasklength pair */
*p = 0;
- goodaddr = interpret_string_addr(&ss, token);
+ goodaddr = interpret_string_addr(&ss, token, 0);
*p++ = '/';
if (!goodaddr) {
}
if (strlen(p) > 2) {
- goodaddr = interpret_string_addr(&ss_mask, p);
+ goodaddr = interpret_string_addr(&ss_mask, p, 0);
if (!goodaddr) {
DEBUG(2,("interpret_interface: "
"can't determine netmask from %s\n",
make_net(&ss_net, &ss, &ss_mask);
/* Maybe the first component was a broadcast address. */
- if (addr_equal(&ss_bcast, &ss) || addr_equal(&ss_net, &ss)) {
+ if (sockaddr_equal((struct sockaddr *)&ss_bcast, (struct sockaddr *)&ss) ||
+ sockaddr_equal((struct sockaddr *)&ss_net, (struct sockaddr *)&ss)) {
for (i=0;i<total_probed;i++) {
- if (same_net(&ss, &probed_ifaces[i].ip, &ss_mask)) {
+ if (same_net((struct sockaddr *)&ss,
+ (struct sockaddr *)&probed_ifaces[i].ip,
+ (struct sockaddr *)&ss_mask)) {
/* Temporarily replace netmask on
* the detected interface - user knows
* best.... */
token));
ZERO_STRUCT(ifs);
- safe_strcpy(ifs.name, token, sizeof(ifs.name)-1);
+ (void)strlcpy(ifs.name, token, sizeof(ifs.name));
ifs.flags = IFF_BROADCAST;
ifs.ip = ss;
ifs.netmask = ss_mask;
git.samba.org / metze / samba / wip.git / blobdiff