PRIVATE_EXTERN int
interface_set_mtu(const char * ifname, int mtu)
{
int ret = 0;
int s = inet_dgram_socket();
if (s < 0) {
ret = errno;
}
else {
if (siocsifmtu(s, ifname, mtu) < 0) {
ret = errno;
my_log(LOG_NOTICE, "siocsifmtu(%s, %d) failed, %s (%d)",
ifname, mtu, strerror(ret), ret);
}
close(s);
}
return (ret);
}
PRIVATE_EXTERN int
inet_detach_interface(const char * ifname)
{
int ret = 0;
int s = inet_dgram_socket();
if (s < 0) {
ret = errno;
goto done;
}
if (siocprotodetach(s, ifname) < 0) {
ret = errno;
if (ret != ENXIO) {
my_log(LOG_ERR, "siocprotodetach(%s) failed, %s (%d)",
ifname, strerror(errno), errno);
}
}
close(s);
done:
return (ret);
}
PRIVATE_EXTERN int
inet_set_autoaddr(const char * ifname, int val)
{
int s = inet_dgram_socket();
int ret = 0;
if (s < 0) {
ret = errno;
my_log(LOG_ERR,
"inet_set_autoaddr(%s, %d): socket() failed, %s (%d)",
ifname, val, strerror(errno), errno);
}
else {
if (siocautoaddr(s, ifname, val) < 0) {
ret = errno;
if (ret != ENXIO) {
my_log(LOG_ERR, "inet_set_autoaddr(%s, %d) failed, %s (%d)",
ifname, val, strerror(errno), errno);
}
}
close(s);
}
return (ret);
}
PRIVATE_EXTERN int
inet_attach_interface(const char * ifname)
{
int ret = 0;
int s = inet_dgram_socket();
if (s < 0) {
ret = errno;
goto done;
}
if (siocprotoattach(s, ifname) < 0) {
ret = errno;
if (ret != EEXIST && ret != ENXIO) {
my_log(LOG_DEBUG, "siocprotoattach(%s) failed, %s (%d)",
ifname, strerror(errno), errno);
}
}
(void)siocsifflags(s, ifname, IFF_UP);
close(s);
done:
return (ret);
}
Boolean
_SCVLANInterfaceUpdateConfiguration(SCPreferencesRef prefs)
{
CFArrayRef active = NULL;
CFArrayRef config = NULL;
CFMutableDictionaryRef devices = NULL;
CFIndex i;
CFIndex nActive;
CFIndex nConfig;
Boolean ok = TRUE;
int s = -1;
if (prefs == NULL) {
_SCErrorSet(kSCStatusInvalidArgument);
return FALSE;
}
/* configured VLANs */
config = SCVLANInterfaceCopyAll(prefs);
nConfig = (config != NULL) ? CFArrayGetCount(config) : 0;
/* physical interfaces */
devices = CFDictionaryCreateMutable(NULL,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
/* active VLANs */
active = _SCVLANInterfaceCopyActive();
nActive = (active != NULL) ? CFArrayGetCount(active) : 0;
/* remove any no-longer-configured VLAN interfaces */
for (i = 0; i < nActive; i++) {
SCVLANInterfaceRef a_vlan;
CFStringRef a_vlan_if;
CFIndex j;
Boolean found = FALSE;
a_vlan = CFArrayGetValueAtIndex(active, i);
a_vlan_if = SCNetworkInterfaceGetBSDName(a_vlan);
for (j = 0; j < nConfig; j++) {
SCVLANInterfaceRef c_vlan;
CFStringRef c_vlan_if;
c_vlan = CFArrayGetValueAtIndex(config, j);
c_vlan_if = SCNetworkInterfaceGetBSDName(c_vlan);
if (CFEqual(a_vlan_if, c_vlan_if)) {
found = TRUE;
break;
}
}
if (!found) {
// remove VLAN interface
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
if (!__destroyInterface(s, a_vlan_if)) {
ok = FALSE;
_SCErrorSet(errno);
}
}
}
/* create (and update) configured VLAN interfaces */
for (i = 0; i < nConfig; i++) {
SCVLANInterfaceRef c_vlan;
CFStringRef c_vlan_if;
SCNetworkInterfaceRef c_vlan_physical;
Boolean found = FALSE;
CFIndex j;
CFBooleanRef supported;
c_vlan = CFArrayGetValueAtIndex(config, i);
c_vlan_if = SCNetworkInterfaceGetBSDName(c_vlan);
c_vlan_physical = SCVLANInterfaceGetPhysicalInterface(c_vlan);
if (c_vlan_physical == NULL) {
continue;
}
// determine if the physical interface supports VLANs
supported = CFDictionaryGetValue(devices, c_vlan_physical);
if (supported == NULL) {
SCNetworkInterfacePrivateRef c_vlan_physicalPrivate = (SCNetworkInterfacePrivateRef)c_vlan_physical;
supported = c_vlan_physicalPrivate->supportsVLAN ? kCFBooleanTrue
: kCFBooleanFalse;
CFDictionaryAddValue(devices, c_vlan_physical, supported);
}
for (j = 0; j < nActive; j++) {
SCVLANInterfaceRef a_vlan;
CFStringRef a_vlan_if;
a_vlan = CFArrayGetValueAtIndex(active, j);
a_vlan_if = SCNetworkInterfaceGetBSDName(a_vlan);
if (CFEqual(c_vlan_if, a_vlan_if)) {
if (!CFEqual(c_vlan, a_vlan)) {
// update VLAN interface
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
if (!CFBooleanGetValue(supported)
|| !__vlan_clear(s, c_vlan_if)
|| !__vlan_set(s, c_vlan_if,
SCNetworkInterfaceGetBSDName(c_vlan_physical),
SCVLANInterfaceGetTag(c_vlan))) {
// something went wrong, try to blow the VLAN away
if (!CFBooleanGetValue(supported)) {
_SCErrorSet(kSCStatusFailed);
}
(void)__destroyInterface(s, c_vlan_if);
ok = FALSE;
}
}
found = TRUE;
break;
}
}
if (!found && CFBooleanGetValue(supported)) {
// if the physical interface supports VLANs, add new interface
Boolean created;
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
created = __createInterface(s, c_vlan_if);
if (!created
|| !__vlan_set(s,
c_vlan_if,
SCNetworkInterfaceGetBSDName(c_vlan_physical),
SCVLANInterfaceGetTag(c_vlan))) {
if (created) {
// something went wrong, try to blow the VLAN away
(void)__destroyInterface(s, c_vlan_if);
} else {
_SCErrorSet(errno);
}
ok = FALSE;
}
}
}
done :
if (active) CFRelease(active);
if (config) CFRelease(config);
if (devices) CFRelease(devices);
if (s != -1) (void) close(s);
return ok;
}
CFArrayRef
_SCVLANInterfaceCopyActive(void)
{
struct ifaddrs *ifap;
struct ifaddrs *ifp;
int s;
CFMutableArrayRef vlans = NULL;
if (getifaddrs(&ifap) == -1) {
SCLog(TRUE, LOG_ERR, CFSTR("getifaddrs() failed: %s"), strerror(errno));
_SCErrorSet(kSCStatusFailed);
return NULL;
}
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
goto done;
}
vlans = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
for (ifp = ifap; ifp != NULL; ifp = ifp->ifa_next) {
struct if_data *if_data;
struct ifreq ifr;
SCVLANInterfaceRef vlan;
CFStringRef vlan_if;
SCNetworkInterfaceRef vlan_physical;
CFStringRef vlan_physical_if;
CFNumberRef vlan_tag;
char vlr_parent[IFNAMSIZ];
int vlr_tag;
struct vlanreq vreq;
if_data = (struct if_data *)ifp->ifa_data;
if (if_data == NULL
|| ifp->ifa_addr->sa_family != AF_LINK
|| if_data->ifi_type != IFT_L2VLAN) {
continue;
}
bzero(&ifr, sizeof(ifr));
bzero(&vreq, sizeof(vreq));
strlcpy(ifr.ifr_name, ifp->ifa_name, sizeof(ifr.ifr_name));
ifr.ifr_data = (caddr_t)&vreq;
if (ioctl(s, SIOCGIFVLAN, (caddr_t)&ifr) == -1) {
SCLog(TRUE, LOG_ERR, CFSTR("ioctl() failed: %s"), strerror(errno));
CFRelease(vlans);
vlans = NULL;
_SCErrorSet(kSCStatusFailed);
goto done;
}
// create the VLAN interface
vlan_if = CFStringCreateWithCString(NULL, ifp->ifa_name, kCFStringEncodingASCII);
vlan = (SCVLANInterfaceRef)_SCVLANInterfaceCreatePrivate(NULL, vlan_if);
assert(vlan != NULL);
CFRelease(vlan_if);
// set the physical interface and tag
strlcpy(vlr_parent, vreq.vlr_parent, sizeof(vlr_parent));
vlan_physical_if = CFStringCreateWithCString(NULL, vlr_parent, kCFStringEncodingASCII);
vlan_physical = _SCNetworkInterfaceCreateWithBSDName(NULL, vlan_physical_if,
kIncludeBondInterfaces);
assert(vlan_physical != NULL);
CFRelease(vlan_physical_if);
vlr_tag = vreq.vlr_tag;
vlan_tag = CFNumberCreate(NULL, kCFNumberIntType, &vlr_tag);
assert(vlan_tag != NULL);
SCVLANInterfaceSetPhysicalInterfaceAndTag(vlan, vlan_physical, vlan_tag);
CFRelease(vlan_physical);
CFRelease(vlan_tag);
// add VLAN
CFArrayAppendValue(vlans, vlan);
CFRelease(vlan);
}
done :
if (s != -1) {
(void) close(s);
}
freeifaddrs(ifap);
return vlans;
}
CFArrayRef
_SCBondInterfaceCopyActive(void)
{
struct ifaddrs *ifap;
struct ifaddrs *ifp;
int s;
CFMutableArrayRef bonds = NULL;
if (getifaddrs(&ifap) == -1) {
_SCErrorSet(errno);
SCLog(TRUE, LOG_ERR, CFSTR("getifaddrs() failed: %s"), strerror(errno));
return NULL;
}
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
goto done;
}
bonds = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
for (ifp = ifap; ifp != NULL; ifp = ifp->ifa_next) {
SCBondInterfaceRef bond;
CFStringRef bond_if;
struct if_bond_status_req *ibsr_p;
struct if_data *if_data;
int int_val;
CFNumberRef mode;
CFMutableArrayRef members = NULL;
if_data = (struct if_data *)ifp->ifa_data;
if (if_data == NULL
|| ifp->ifa_addr->sa_family != AF_LINK
|| if_data->ifi_type != IFT_IEEE8023ADLAG) {
continue;
}
ibsr_p = if_bond_status_req_copy(s, ifp->ifa_name);
if (ibsr_p == NULL) {
if (errno == EBUSY) {
continue;
}
_SCErrorSet(errno);
SCLog(TRUE, LOG_ERR,
CFSTR("if_bond_status_req_copy(%s) failed: %s"),
ifp->ifa_name,
strerror(errno));
CFRelease(bonds);
bonds = NULL;
goto done;
}
// create the bond interface
bond_if = CFStringCreateWithCString(NULL, ifp->ifa_name, kCFStringEncodingASCII);
bond = (SCBondInterfaceRef)_SCBondInterfaceCreatePrivate(NULL, bond_if);
CFRelease(bond_if);
// set the mode
int_val = ibsr_p->ibsr_mode;
mode = CFNumberCreate(NULL, kCFNumberIntType, &int_val);
assert(mode != NULL);
_SCBondInterfaceSetMode(bond, mode);
CFRelease(mode);
// add member interfaces
if (ibsr_p->ibsr_total > 0) {
int i;
struct if_bond_status * ibs_p;
// iterate over each member interface
ibs_p = (struct if_bond_status *)ibsr_p->ibsr_buffer;
for (i = 0; i < ibsr_p->ibsr_total; i++) {
CFStringRef member;
member = CFStringCreateWithCString(NULL, ibs_p[i].ibs_if_name, kCFStringEncodingASCII);
add_interface(&members, member);
CFRelease(member);
}
}
free(ibsr_p);
if (members != NULL) {
_SCBondInterfaceSetMemberInterfaces(bond, members);
CFRelease(members);
}
// add bond
CFArrayAppendValue(bonds, bond);
CFRelease(bond);
}
done :
if (s != -1) {
(void) close(s);
}
freeifaddrs(ifap);
return bonds;
}
Boolean
_SCBondInterfaceUpdateConfiguration(SCPreferencesRef prefs)
{
CFArrayRef active = NULL;
CFArrayRef config = NULL;
CFIndex i;
CFIndex nActive;
CFIndex nConfig;
Boolean ok = TRUE;
int s = -1;
if (prefs == NULL) {
_SCErrorSet(kSCStatusInvalidArgument);
return FALSE;
}
/* configured Bonds */
config = SCBondInterfaceCopyAll(prefs);
nConfig = (config != NULL) ? CFArrayGetCount(config) : 0;
/* active Bonds */
active = _SCBondInterfaceCopyActive();
nActive = (active != NULL) ? CFArrayGetCount(active) : 0;
/*
* remove any no-longer-configured bond interfaces and
* any devices associated with a bond that are no longer
* associated with a bond.
*/
for (i = 0; i < nActive; i++) {
SCBondInterfaceRef a_bond;
CFStringRef a_bond_if;
CFIndex j;
Boolean found = FALSE;
a_bond = CFArrayGetValueAtIndex(active, i);
a_bond_if = SCNetworkInterfaceGetBSDName(a_bond);
for (j = 0; j < nConfig; j++) {
SCBondInterfaceRef c_bond;
CFStringRef c_bond_if;
c_bond = CFArrayGetValueAtIndex(config, j);
c_bond_if = SCNetworkInterfaceGetBSDName(c_bond);
if (CFEqual(a_bond_if, c_bond_if)) {
CFIndex a;
CFArrayRef a_bond_interfaces;
CFIndex a_count;
CFArrayRef c_bond_interfaces;
CFIndex c_count;
c_bond_interfaces = SCBondInterfaceGetMemberInterfaces(c_bond);
c_count = (c_bond_interfaces != NULL) ? CFArrayGetCount(c_bond_interfaces) : 0;
a_bond_interfaces = SCBondInterfaceGetMemberInterfaces(a_bond);
a_count = (a_bond_interfaces != NULL) ? CFArrayGetCount(a_bond_interfaces) : 0;
for (a = 0; a < a_count; a++) {
SCNetworkInterfaceRef a_interface;
CFStringRef a_interface_if;
a_interface = CFArrayGetValueAtIndex(a_bond_interfaces, a);
if ((c_count == 0) ||
!CFArrayContainsValue(c_bond_interfaces,
CFRangeMake(0, c_count),
a_interface)) {
/*
* if this device is no longer part
* of the bond.
*/
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
a_interface_if = SCNetworkInterfaceGetBSDName(a_interface);
if (!__bond_remove_interface(s, a_bond_if, a_interface_if)) {
ok = FALSE;
}
}
}
found = TRUE;
break;
}
}
if (!found) {
/*
* if this interface is no longer configured
*/
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
if (!__destroyInterface(s, a_bond_if)) {
_SCErrorSet(errno);
ok = FALSE;
}
}
}
/*
* add any newly-configured bond interfaces and add any
* devices that should now be associated with the bond.
*/
for (i = 0; i < nConfig; i++) {
CFNumberRef c_bond_mode;
SCBondInterfaceRef c_bond;
CFArrayRef c_bond_interfaces;
CFStringRef c_bond_if;
CFIndex c_count;
Boolean found = FALSE;
CFIndex j;
c_bond = CFArrayGetValueAtIndex(config, i);
c_bond_if = SCNetworkInterfaceGetBSDName(c_bond);
c_bond_interfaces = SCBondInterfaceGetMemberInterfaces(c_bond);
c_bond_mode = SCBondInterfaceGetMode(c_bond);
c_count = (c_bond_interfaces != NULL) ? CFArrayGetCount(c_bond_interfaces) : 0;
for (j = 0; j < nActive; j++) {
SCBondInterfaceRef a_bond;
CFArrayRef a_bond_interfaces;
CFNumberRef a_bond_mode;
CFStringRef a_bond_if;
CFIndex a_count;
a_bond = CFArrayGetValueAtIndex(active, j);
a_bond_if = SCNetworkInterfaceGetBSDName(a_bond);
a_bond_interfaces = SCBondInterfaceGetMemberInterfaces(a_bond);
a_bond_mode = SCBondInterfaceGetMode(a_bond);
a_count = (a_bond_interfaces != NULL) ? CFArrayGetCount(a_bond_interfaces) : 0;
if (CFEqual(c_bond_if, a_bond_if)) {
CFIndex c;
Boolean if_list_change = FALSE;
Boolean mode_change = FALSE;
found = TRUE;
if (!_SC_CFEqual(a_bond_mode, c_bond_mode)) {
mode_change = TRUE;
}
if (!_SC_CFEqual(c_bond_interfaces, a_bond_interfaces)) {
if_list_change = TRUE;
}
if (!mode_change && !if_list_change) {
break; // if no change
}
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
if (mode_change) {
__bond_set_mode(s, a_bond_if, c_bond_mode);
}
if (!if_list_change) {
break; // no if list changes
}
/*
* ensure that the first device of the bond matches, if
* not then we remove all current devices and add them
* back in the preferred order.
*/
if ((c_count > 0) &&
(a_count > 0) &&
!CFEqual(CFArrayGetValueAtIndex(c_bond_interfaces, 0),
CFArrayGetValueAtIndex(a_bond_interfaces, 0))) {
CFIndex a;
for (a = 0; a < a_count; a++) {
SCNetworkInterfaceRef a_interface;
CFStringRef a_interface_if;
a_interface = CFArrayGetValueAtIndex(a_bond_interfaces, a);
if (!CFArrayContainsValue(c_bond_interfaces,
CFRangeMake(0, c_count),
a_interface)) {
continue; // if already removed
}
a_interface_if = SCNetworkInterfaceGetBSDName(a_interface);
if (!__bond_remove_interface(s, a_bond_if, a_interface_if)) {
ok = FALSE;
}
}
a_count = 0; // all active devices have been removed
}
/*
* add any devices which are not currently associated
* with the bond interface.
*/
for (c = 0; c < c_count; c++) {
SCNetworkInterfaceRef c_interface;
SCNetworkInterfacePrivateRef c_interfacePrivate;
CFStringRef c_interface_if;
c_interface = CFArrayGetValueAtIndex(c_bond_interfaces, c);
if ((a_count == 0) ||
!CFArrayContainsValue(a_bond_interfaces,
CFRangeMake(0, a_count),
c_interface)) {
/*
* check if this member interface can be added to a bond.
*/
c_interfacePrivate = (SCNetworkInterfacePrivateRef)c_interface;
if (!c_interfacePrivate->supportsBond) {
// if member not supported
continue;
}
/*
* if this member interface is not currently part of the bond.
*/
c_interface_if = SCNetworkInterfaceGetBSDName(c_interface);
if (!__bond_add_interface(s, c_bond_if, c_interface_if)) {
// if member could not be added
ok = FALSE;
}
}
}
break;
}
}
if (!found) {
CFIndex c;
if (s == -1) {
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
ok = FALSE;
goto done;
}
}
/*
* establish the new bond interface.
*/
if (!__createInterface(s, c_bond_if)) {
_SCErrorSet(errno);
ok = FALSE;
continue;
}
/* set the mode */
__bond_set_mode(s, c_bond_if, c_bond_mode);
/*
* add the member interfaces
*/
for (c = 0; c < c_count; c++) {
SCNetworkInterfaceRef c_interface;
SCNetworkInterfacePrivateRef c_interfacePrivate;
CFStringRef c_interface_if;
c_interface = CFArrayGetValueAtIndex(c_bond_interfaces, c);
c_interfacePrivate = (SCNetworkInterfacePrivateRef)c_interface;
if (!c_interfacePrivate->supportsBond) {
// if member not supported
continue;
}
c_interface_if = SCNetworkInterfaceGetBSDName(c_interface);
if (!__bond_add_interface(s, c_bond_if, c_interface_if)) {
// if member could not be added
ok = FALSE;
}
}
}
}
done :
if (active != NULL) CFRelease(active);
if (config != NULL) CFRelease(config);
if (s != -1) (void) close(s);
return ok;
}
SCBondStatusRef
SCBondInterfaceCopyStatus(SCBondInterfaceRef bond)
{
int bond_if_active;
int bond_if_status;
CFIndex i;
struct if_bond_status_req *ibsr_p = NULL;
char if_name[IFNAMSIZ];
CFIndex n;
CFNumberRef num;
int s;
struct if_bond_status *scan_p;
SCBondStatusRef status = NULL;
CFMutableDictionaryRef status_bond;
CFMutableDictionaryRef status_interfaces;
if (!isA_SCBondInterface(bond)) {
_SCErrorSet(kSCStatusInvalidArgument);
return NULL;
}
s = inet_dgram_socket();
if (s == -1) {
_SCErrorSet(errno);
goto done;
}
_SC_cfstring_to_cstring(SCNetworkInterfaceGetBSDName(bond),
if_name,
sizeof(if_name),
kCFStringEncodingASCII);
if (siocgifmedia(s, if_name, &bond_if_status, &bond_if_active) == -1) {
_SCErrorSet(errno);
switch (errno) {
case EBUSY :
case ENXIO :
break;
default :
SCLog(TRUE, LOG_ERR,
CFSTR("siocgifmedia(%s) failed: %s"),
if_name,
strerror(errno));
}
goto done;
}
ibsr_p = if_bond_status_req_copy(s, if_name);
if (ibsr_p == NULL) {
_SCErrorSet(errno);
goto done;
}
status_bond = CFDictionaryCreateMutable(NULL,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
status_interfaces = CFDictionaryCreateMutable(NULL,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
n = ibsr_p->ibsr_total;
for (i = 0, scan_p = (struct if_bond_status *)ibsr_p->ibsr_buffer; i < n; i++, scan_p++) {
int collecting = 0;
int distributing = 0;
SCNetworkInterfaceRef interface;
CFStringRef interface_name;
struct if_bond_partner_state * ps;
CFMutableDictionaryRef status_interface;
int status_val;
ps = &scan_p->ibs_partner_state;
if (lacp_actor_partner_state_in_sync(scan_p->ibs_state)) {
/* we're in-sync */
status_val = kSCBondStatusOK;
if (lacp_actor_partner_state_in_sync(ps->ibps_state)) {
/* partner is also in-sync */
if (lacp_actor_partner_state_collecting(scan_p->ibs_state)
&& lacp_actor_partner_state_distributing(ps->ibps_state)) {
/* we're able to collect (receive) frames */
collecting = 1;
}
if (lacp_actor_partner_state_distributing(scan_p->ibs_state)
&& lacp_actor_partner_state_collecting(ps->ibps_state)) {
/* we're able to distribute (transmit) frames */
distributing = 1;
}
}
} else {
int active = 0;
int status = 0;
static lacp_system zeroes = { {0, 0, 0, 0, 0, 0}};
if (siocgifmedia(s, scan_p->ibs_if_name, &status, &active) == -1) {
switch (errno) {
case EBUSY :
case ENXIO :
break;
default :
SCLog(TRUE, LOG_ERR,
CFSTR("siocgifmedia(%s) failed: %s"),
if_name,
strerror(errno));
break;
}
}
if (((status & IFM_AVALID) == 0) ||
((status & IFM_ACTIVE) == 0) ||
((active & IFM_FDX ) == 0)) {
/* link down or not full-duplex */
status_val = kSCBondStatusLinkInvalid;
} else if ((ps->ibps_system_priority == 0) &&
(bcmp(&zeroes, &ps->ibps_system, sizeof(zeroes)) == 0)) {
/* no one on the other end of the link */
status_val = kSCBondStatusNoPartner;
} else if (active != bond_if_active) {
/* the link speed was different */
status_val = kSCBondStatusLinkInvalid;
} else {
/* partner is not in the active group */
status_val = kSCBondStatusNotInActiveGroup;
}
}
// interface
strlcpy(if_name, scan_p->ibs_if_name, sizeof(if_name));
interface_name = CFStringCreateWithCString(NULL, if_name, kCFStringEncodingASCII);
interface = _SCNetworkInterfaceCreateWithBSDName(NULL, interface_name,
kIncludeNoVirtualInterfaces);
CFRelease(interface_name);
// interface status
status_interface = CFDictionaryCreateMutable(NULL,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
num = CFNumberCreate(NULL, kCFNumberIntType, &status_val);
CFDictionarySetValue(status_interface, kSCBondStatusDeviceAggregationStatus, num);
CFRelease(num);
num = CFNumberCreate(NULL, kCFNumberIntType, &collecting);
CFDictionarySetValue(status_interface, kSCBondStatusDeviceCollecting, num);
CFRelease(num);
num = CFNumberCreate(NULL, kCFNumberIntType, &distributing);
CFDictionarySetValue(status_interface, kSCBondStatusDeviceDistributing, num);
CFRelease(num);
CFDictionarySetValue(status_interfaces, interface, status_interface);
CFRelease(interface);
CFRelease(status_interface);
}
status = __SCBondStatusCreatePrivate(NULL, bond, status_bond, status_interfaces);
CFRelease(status_bond);
CFRelease(status_interfaces);
done:
if (s != -1) {
close(s);
}
if (ibsr_p != NULL) {
free(ibsr_p);
}
return (SCBondStatusRef)status;
}
