/*
- * Copyright (c) 2003-2017 Apple Inc. All rights reserved.
+ * Copyright (c) 2003-2018 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
const struct in6_addr in6addr_any = IN6ADDR_ANY_INIT;
const struct in6_addr in6addr_loopback = IN6ADDR_LOOPBACK_INIT;
const struct in6_addr in6addr_nodelocal_allnodes =
- IN6ADDR_NODELOCAL_ALLNODES_INIT;
+ IN6ADDR_NODELOCAL_ALLNODES_INIT;
const struct in6_addr in6addr_linklocal_allnodes =
- IN6ADDR_LINKLOCAL_ALLNODES_INIT;
+ IN6ADDR_LINKLOCAL_ALLNODES_INIT;
const struct in6_addr in6addr_linklocal_allrouters =
- IN6ADDR_LINKLOCAL_ALLROUTERS_INIT;
+ IN6ADDR_LINKLOCAL_ALLROUTERS_INIT;
const struct in6_addr in6addr_linklocal_allv2routers =
- IN6ADDR_LINKLOCAL_ALLV2ROUTERS_INIT;
+ IN6ADDR_LINKLOCAL_ALLV2ROUTERS_INIT;
const struct in6_addr in6mask0 = IN6MASK0;
const struct in6_addr in6mask7 = IN6MASK7;
const struct in6_addr in6mask128 = IN6MASK128;
const struct sockaddr_in6 sa6_any = {
- sizeof (sa6_any), AF_INET6, 0, 0, IN6ADDR_ANY_INIT, 0
+ sizeof(sa6_any), AF_INET6, 0, 0, IN6ADDR_ANY_INIT, 0
};
static int in6ctl_associd(struct socket *, u_long, caddr_t);
extern lck_mtx_t *nd6_mutex;
-#define IN6IFA_TRACE_HIST_SIZE 32 /* size of trace history */
+#define IN6IFA_TRACE_HIST_SIZE 32 /* size of trace history */
/* For gdb */
__private_extern__ unsigned int in6ifa_trace_hist_size = IN6IFA_TRACE_HIST_SIZE;
struct in6_ifaddr_dbg {
- struct in6_ifaddr in6ifa; /* in6_ifaddr */
- struct in6_ifaddr in6ifa_old; /* saved in6_ifaddr */
- u_int16_t in6ifa_refhold_cnt; /* # of IFA_ADDREF */
- u_int16_t in6ifa_refrele_cnt; /* # of IFA_REMREF */
+ struct in6_ifaddr in6ifa; /* in6_ifaddr */
+ struct in6_ifaddr in6ifa_old; /* saved in6_ifaddr */
+ u_int16_t in6ifa_refhold_cnt; /* # of IFA_ADDREF */
+ u_int16_t in6ifa_refrele_cnt; /* # of IFA_REMREF */
/*
* Alloc and free callers.
*/
- ctrace_t in6ifa_alloc;
- ctrace_t in6ifa_free;
+ ctrace_t in6ifa_alloc;
+ ctrace_t in6ifa_free;
/*
* Circular lists of IFA_ADDREF and IFA_REMREF callers.
*/
- ctrace_t in6ifa_refhold[IN6IFA_TRACE_HIST_SIZE];
- ctrace_t in6ifa_refrele[IN6IFA_TRACE_HIST_SIZE];
+ ctrace_t in6ifa_refhold[IN6IFA_TRACE_HIST_SIZE];
+ ctrace_t in6ifa_refrele[IN6IFA_TRACE_HIST_SIZE];
/*
* Trash list linkage
*/
static decl_lck_mtx_data(, in6ifa_trash_lock);
#if DEBUG
-static unsigned int in6ifa_debug = 1; /* debugging (enabled) */
+static unsigned int in6ifa_debug = 1; /* debugging (enabled) */
#else
-static unsigned int in6ifa_debug; /* debugging (disabled) */
+static unsigned int in6ifa_debug; /* debugging (disabled) */
#endif /* !DEBUG */
-static unsigned int in6ifa_size; /* size of zone element */
-static struct zone *in6ifa_zone; /* zone for in6_ifaddr */
+static unsigned int in6ifa_size; /* size of zone element */
+static struct zone *in6ifa_zone; /* zone for in6_ifaddr */
-#define IN6IFA_ZONE_MAX 64 /* maximum elements in zone */
-#define IN6IFA_ZONE_NAME "in6_ifaddr" /* zone name */
+#define IN6IFA_ZONE_MAX 64 /* maximum elements in zone */
+#define IN6IFA_ZONE_NAME "in6_ifaddr" /* zone name */
struct eventhandler_lists_ctxt in6_evhdlr_ctxt;
-
+struct eventhandler_lists_ctxt in6_clat46_evhdlr_ctxt;
/*
* Subroutine for in6_ifaddloop() and in6_ifremloop().
* This routine does actual work.
struct rtentry *nrt = NULL;
int e;
- bzero(&all1_sa, sizeof (all1_sa));
+ bzero(&all1_sa, sizeof(all1_sa));
all1_sa.sin6_family = AF_INET6;
- all1_sa.sin6_len = sizeof (struct sockaddr_in6);
+ all1_sa.sin6_len = sizeof(struct sockaddr_in6);
all1_sa.sin6_addr = in6mask128;
/*
*/
lck_mtx_lock(rnh_lock);
e = rtrequest_locked(cmd, ifa->ifa_addr, ifa->ifa_addr,
- (struct sockaddr *)&all1_sa, RTF_UP|RTF_HOST|RTF_LLINFO, &nrt);
+ (struct sockaddr *)&all1_sa, RTF_UP | RTF_HOST | RTF_LLINFO, &nrt);
if (e != 0) {
log(LOG_ERR, "in6_ifloop_request: "
"%s operation failed for %s (errno=%d)\n",
e);
}
- if (nrt != NULL)
+ if (nrt != NULL) {
RT_LOCK(nrt);
+ }
/*
* Make sure rt_ifa be equal to IFA, the second argument of the
* function.
* INET6 is set once during init; no need to hold lock.
*/
rt = rtalloc1(ifa->ifa_addr, 0, 0);
- if (rt != NULL)
+ if (rt != NULL) {
RT_LOCK(rt);
+ }
if (rt == NULL || (rt->rt_flags & RTF_HOST) == 0 ||
(rt->rt_ifp->if_flags & IFF_LOOPBACK) == 0) {
if (rt != NULL) {
u_char *lim = lim0, *p;
/* ignore the scope_id part */
- if (lim0 == NULL || lim0 - (u_char *)mask > sizeof (*mask))
- lim = (u_char *)mask + sizeof (*mask);
+ if (lim0 == NULL || lim0 - (u_char *)mask > sizeof(*mask)) {
+ lim = (u_char *)mask + sizeof(*mask);
+ }
for (p = (u_char *)mask; p < lim; x++, p++) {
- if (*p != 0xff)
+ if (*p != 0xff) {
break;
+ }
}
y = 0;
if (p < lim) {
for (y = 0; y < 8; y++) {
- if ((*p & (0x80 >> y)) == 0)
+ if ((*p & (0x80 >> y)) == 0) {
break;
+ }
}
}
* remaining bits.
*/
if (p < lim) {
- if (y != 0 && (*p & (0x00ff >> y)) != 0)
- return (-1);
- for (p = p + 1; p < lim; p++)
- if (*p != 0)
- return (-1);
+ if (y != 0 && (*p & (0x00ff >> y)) != 0) {
+ return -1;
+ }
+ for (p = p + 1; p < lim; p++) {
+ if (*p != 0) {
+ return -1;
+ }
+ }
}
- return (x * 8 + y);
+ return x * 8 + y;
}
void
{
int i;
- bzero(mask, sizeof (*mask));
- for (i = 0; i < len / 8; i++)
+ bzero(mask, sizeof(*mask));
+ for (i = 0; i < len / 8; i++) {
mask->s6_addr8[i] = 0xff;
- if (len % 8)
+ }
+ if (len % 8) {
mask->s6_addr8[i] = (0xff00 >> (len % 8)) & 0xff;
+ }
}
void
in6_aliasreq_64_to_32(struct in6_aliasreq_64 *src, struct in6_aliasreq_32 *dst)
{
- bzero(dst, sizeof (*dst));
- bcopy(src->ifra_name, dst->ifra_name, sizeof (dst->ifra_name));
+ bzero(dst, sizeof(*dst));
+ bcopy(src->ifra_name, dst->ifra_name, sizeof(dst->ifra_name));
dst->ifra_addr = src->ifra_addr;
dst->ifra_dstaddr = src->ifra_dstaddr;
dst->ifra_prefixmask = src->ifra_prefixmask;
void
in6_aliasreq_32_to_64(struct in6_aliasreq_32 *src, struct in6_aliasreq_64 *dst)
{
- bzero(dst, sizeof (*dst));
- bcopy(src->ifra_name, dst->ifra_name, sizeof (dst->ifra_name));
+ bzero(dst, sizeof(*dst));
+ bcopy(src->ifra_name, dst->ifra_name, sizeof(dst->ifra_name));
dst->ifra_addr = src->ifra_addr;
dst->ifra_dstaddr = src->ifra_dstaddr;
dst->ifra_prefixmask = src->ifra_prefixmask;
in6_cgareq_32_to_64(struct in6_cgareq_32 *src,
struct in6_cgareq_64 *dst)
{
- bzero(dst, sizeof (*dst));
- bcopy(src->cgar_name, dst->cgar_name, sizeof (dst->cgar_name));
+ bzero(dst, sizeof(*dst));
+ bcopy(src->cgar_name, dst->cgar_name, sizeof(dst->cgar_name));
dst->cgar_flags = src->cgar_flags;
bcopy(src->cgar_cgaprep.cga_modifier.octets,
dst->cgar_cgaprep.cga_modifier.octets,
- sizeof (dst->cgar_cgaprep.cga_modifier.octets));
+ sizeof(dst->cgar_cgaprep.cga_modifier.octets));
dst->cgar_cgaprep.cga_security_level =
src->cgar_cgaprep.cga_security_level;
dst->cgar_lifetime.ia6t_expire = src->cgar_lifetime.ia6t_expire;
in6_cgareq_64_to_32(struct in6_cgareq_64 *src,
struct in6_cgareq_32 *dst)
{
- bzero(dst, sizeof (*dst));
- bcopy(src->cgar_name, dst->cgar_name, sizeof (dst->cgar_name));
+ bzero(dst, sizeof(*dst));
+ bcopy(src->cgar_name, dst->cgar_name, sizeof(dst->cgar_name));
dst->cgar_flags = src->cgar_flags;
bcopy(src->cgar_cgaprep.cga_modifier.octets,
dst->cgar_cgaprep.cga_modifier.octets,
- sizeof (dst->cgar_cgaprep.cga_modifier.octets));
+ sizeof(dst->cgar_cgaprep.cga_modifier.octets));
dst->cgar_cgaprep.cga_security_level =
src->cgar_cgaprep.cga_security_level;
dst->cgar_lifetime.ia6t_expire = src->cgar_lifetime.ia6t_expire;
in6_aliasreq_to_native(void *data, int data_is_64, struct in6_aliasreq *dst)
{
#if defined(__LP64__)
- if (data_is_64)
- bcopy(data, dst, sizeof (*dst));
- else
+ if (data_is_64) {
+ bcopy(data, dst, sizeof(*dst));
+ } else {
in6_aliasreq_32_to_64((struct in6_aliasreq_32 *)data,
(struct in6_aliasreq_64 *)dst);
+ }
#else
- if (data_is_64)
+ if (data_is_64) {
in6_aliasreq_64_to_32((struct in6_aliasreq_64 *)data,
(struct in6_aliasreq_32 *)dst);
- else
- bcopy(data, dst, sizeof (*dst));
+ } else {
+ bcopy(data, dst, sizeof(*dst));
+ }
#endif /* __LP64__ */
- return (dst);
+ return dst;
}
static struct in6_cgareq *
in6_cgareq_to_native(void *data, int is64, struct in6_cgareq *dst)
{
#if defined(__LP64__)
- if (is64)
- bcopy(data, dst, sizeof (*dst));
- else
+ if (is64) {
+ bcopy(data, dst, sizeof(*dst));
+ } else {
in6_cgareq_32_to_64((struct in6_cgareq_32 *)data,
(struct in6_cgareq_64 *)dst);
+ }
#else
- if (is64)
+ if (is64) {
in6_cgareq_64_to_32((struct in6_cgareq_64 *)data,
(struct in6_cgareq_32 *)dst);
- else
- bcopy(data, dst, sizeof (*dst));
+ } else {
+ bcopy(data, dst, sizeof(*dst));
+ }
#endif /* __LP64__ */
- return (dst);
+ return dst;
}
static __attribute__((noinline)) int
VERIFY(so != NULL);
switch (cmd) {
- case SIOCGASSOCIDS32: { /* struct so_aidreq32 */
- bcopy(data, &u.a32, sizeof (u.a32));
+ case SIOCGASSOCIDS32: { /* struct so_aidreq32 */
+ bcopy(data, &u.a32, sizeof(u.a32));
error = in6_getassocids(so, &u.a32.sar_cnt, u.a32.sar_aidp);
- if (error == 0)
- bcopy(&u.a32, data, sizeof (u.a32));
+ if (error == 0) {
+ bcopy(&u.a32, data, sizeof(u.a32));
+ }
break;
}
- case SIOCGASSOCIDS64: { /* struct so_aidreq64 */
- bcopy(data, &u.a64, sizeof (u.a64));
+ case SIOCGASSOCIDS64: { /* struct so_aidreq64 */
+ bcopy(data, &u.a64, sizeof(u.a64));
error = in6_getassocids(so, &u.a64.sar_cnt, u.a64.sar_aidp);
- if (error == 0)
- bcopy(&u.a64, data, sizeof (u.a64));
+ if (error == 0) {
+ bcopy(&u.a64, data, sizeof(u.a64));
+ }
break;
}
/* NOTREACHED */
}
- return (error);
+ return error;
}
static __attribute__((noinline)) int
VERIFY(so != NULL);
switch (cmd) {
- case SIOCGCONNIDS32: { /* struct so_cidreq32 */
- bcopy(data, &u.c32, sizeof (u.c32));
+ case SIOCGCONNIDS32: { /* struct so_cidreq32 */
+ bcopy(data, &u.c32, sizeof(u.c32));
error = in6_getconnids(so, u.c32.scr_aid, &u.c32.scr_cnt,
u.c32.scr_cidp);
- if (error == 0)
- bcopy(&u.c32, data, sizeof (u.c32));
+ if (error == 0) {
+ bcopy(&u.c32, data, sizeof(u.c32));
+ }
break;
}
- case SIOCGCONNIDS64: { /* struct so_cidreq64 */
- bcopy(data, &u.c64, sizeof (u.c64));
+ case SIOCGCONNIDS64: { /* struct so_cidreq64 */
+ bcopy(data, &u.c64, sizeof(u.c64));
error = in6_getconnids(so, u.c64.scr_aid, &u.c64.scr_cnt,
u.c64.scr_cidp);
- if (error == 0)
- bcopy(&u.c64, data, sizeof (u.c64));
+ if (error == 0) {
+ bcopy(&u.c64, data, sizeof(u.c64));
+ }
break;
}
/* NOTREACHED */
}
- return (error);
+ return error;
}
static __attribute__((noinline)) int
VERIFY(so != NULL);
switch (cmd) {
- case SIOCGCONNINFO32: { /* struct so_cinforeq32 */
- bcopy(data, &u.ci32, sizeof (u.ci32));
+ case SIOCGCONNINFO32: { /* struct so_cinforeq32 */
+ bcopy(data, &u.ci32, sizeof(u.ci32));
error = in6_getconninfo(so, u.ci32.scir_cid, &u.ci32.scir_flags,
&u.ci32.scir_ifindex, &u.ci32.scir_error, u.ci32.scir_src,
&u.ci32.scir_src_len, u.ci32.scir_dst, &u.ci32.scir_dst_len,
&u.ci32.scir_aux_type, u.ci32.scir_aux_data,
&u.ci32.scir_aux_len);
- if (error == 0)
- bcopy(&u.ci32, data, sizeof (u.ci32));
+ if (error == 0) {
+ bcopy(&u.ci32, data, sizeof(u.ci32));
+ }
break;
}
- case SIOCGCONNINFO64: { /* struct so_cinforeq64 */
- bcopy(data, &u.ci64, sizeof (u.ci64));
+ case SIOCGCONNINFO64: { /* struct so_cinforeq64 */
+ bcopy(data, &u.ci64, sizeof(u.ci64));
error = in6_getconninfo(so, u.ci64.scir_cid, &u.ci64.scir_flags,
&u.ci64.scir_ifindex, &u.ci64.scir_error, u.ci64.scir_src,
&u.ci64.scir_src_len, u.ci64.scir_dst, &u.ci64.scir_dst_len,
&u.ci64.scir_aux_type, u.ci64.scir_aux_data,
&u.ci64.scir_aux_len);
- if (error == 0)
- bcopy(&u.ci64, data, sizeof (u.ci64));
+ if (error == 0) {
+ bcopy(&u.ci64, data, sizeof(u.ci64));
+ }
break;
}
/* NOTREACHED */
}
- return (error);
+ return error;
}
static __attribute__((noinline)) int
VERIFY(ifp != NULL);
switch (cmd) {
- case SIOCLL_START_32: /* struct in6_aliasreq_32 */
- case SIOCLL_START_64: /* struct in6_aliasreq_64 */
+ case SIOCLL_START_32: /* struct in6_aliasreq_32 */
+ case SIOCLL_START_64: /* struct in6_aliasreq_64 */
is64 = (cmd == SIOCLL_START_64);
/*
* Convert user ifra to the kernel form, when appropriate.
/* Only check ifra_dstaddr if valid */
(ifra->ifra_dstaddr.sin6_len == 0 ||
ifra->ifra_dstaddr.sin6_family == AF_INET6)) {
- /* some interfaces may provide LinkLocal addresses */
+ /* some interfaces may provide LinkLocal addresses */
error = in6_ifattach_aliasreq(ifp, NULL, ifra);
} else {
error = in6_ifattach_aliasreq(ifp, NULL, NULL);
}
- if (error == 0)
+ if (error == 0) {
in6_if_up_dad_start(ifp);
+ }
break;
default:
/* NOTREACHED */
}
- return (error);
+ return error;
}
static __attribute__((noinline)) int
}
IFA_LOCK(&ia->ia_ifa);
if (IN6_IS_ADDR_LINKLOCAL(&ia->ia_addr.sin6_addr)) {
- IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for us */
+ IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for us */
IFA_UNLOCK(&ia->ia_ifa);
lck_rw_done(&in6_ifaddr_rwlock);
in6_purgeaddr(&ia->ia_ifa);
- IFA_REMREF(&ia->ia_ifa); /* for us */
+ IFA_REMREF(&ia->ia_ifa); /* for us */
lck_rw_lock_exclusive(&in6_ifaddr_rwlock);
/*
* Purging the address caused in6_ifaddr_rwlock
lck_mtx_unlock(nd6_mutex);
}
- return (0);
+ return 0;
}
/*
VERIFY(ifp != NULL);
switch (cmd) {
- case SIOCLL_CGASTART_32: /* struct in6_cgareq_32 */
- case SIOCLL_CGASTART_64: /* struct in6_cgareq_64 */
+ case SIOCLL_CGASTART_32: /* struct in6_cgareq_32 */
+ case SIOCLL_CGASTART_64: /* struct in6_cgareq_64 */
is64 = (cmd == SIOCLL_CGASTART_64);
/*
* Convert user cgareq to the kernel form, when appropriate.
* need it.
*/
error = in6_ifattach_llcgareq(ifp, &llcgasr);
- if (error == 0)
+ if (error == 0) {
in6_if_up_dad_start(ifp);
+ }
break;
default:
/* NOTREACHED */
}
- return (error);
+ return error;
}
/*
VERIFY(ifp != NULL);
- if (ia == NULL)
- return (EADDRNOTAVAIL);
+ if (ia == NULL) {
+ return EADDRNOTAVAIL;
+ }
switch (cmd) {
- case SIOCGIFADDR_IN6: /* struct in6_ifreq */
+ case SIOCGIFADDR_IN6: /* struct in6_ifreq */
IFA_LOCK(&ia->ia_ifa);
- bcopy(&ia->ia_addr, &addr, sizeof (addr));
+ bcopy(&ia->ia_addr, &addr, sizeof(addr));
IFA_UNLOCK(&ia->ia_ifa);
- if ((error = sa6_recoverscope(&addr, TRUE)) != 0)
+ if ((error = sa6_recoverscope(&addr, TRUE)) != 0) {
break;
- bcopy(&addr, &ifr->ifr_addr, sizeof (addr));
+ }
+ bcopy(&addr, &ifr->ifr_addr, sizeof(addr));
break;
- case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
+ case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
if (!(ifp->if_flags & IFF_POINTOPOINT)) {
error = EINVAL;
break;
* an error?
*/
IFA_LOCK(&ia->ia_ifa);
- bcopy(&ia->ia_dstaddr, &addr, sizeof (addr));
+ bcopy(&ia->ia_dstaddr, &addr, sizeof(addr));
IFA_UNLOCK(&ia->ia_ifa);
- if ((error = sa6_recoverscope(&addr, TRUE)) != 0)
+ if ((error = sa6_recoverscope(&addr, TRUE)) != 0) {
break;
- bcopy(&addr, &ifr->ifr_dstaddr, sizeof (addr));
+ }
+ bcopy(&addr, &ifr->ifr_dstaddr, sizeof(addr));
break;
default:
/* NOTREACHED */
}
- return (error);
+ return error;
}
/*
index = ifp->if_index;
switch (cmd) {
- case SIOCGIFSTAT_IN6: /* struct in6_ifreq */
+ case SIOCGIFSTAT_IN6: /* struct in6_ifreq */
/* N.B.: if_inet6data is never freed once set. */
if (IN6_IFEXTRA(ifp) == NULL) {
/* return (EAFNOSUPPORT)? */
bzero(&ifr->ifr_ifru.ifru_stat,
- sizeof (ifr->ifr_ifru.ifru_stat));
+ sizeof(ifr->ifr_ifru.ifru_stat));
} else {
bcopy(&IN6_IFEXTRA(ifp)->in6_ifstat,
&ifr->ifr_ifru.ifru_stat,
- sizeof (ifr->ifr_ifru.ifru_stat));
+ sizeof(ifr->ifr_ifru.ifru_stat));
}
break;
- case SIOCGIFSTAT_ICMP6: /* struct in6_ifreq */
+ case SIOCGIFSTAT_ICMP6: /* struct in6_ifreq */
/* N.B.: if_inet6data is never freed once set. */
if (IN6_IFEXTRA(ifp) == NULL) {
/* return (EAFNOSUPPORT)? */
- bzero(&ifr->ifr_ifru.ifru_stat,
- sizeof (ifr->ifr_ifru.ifru_icmp6stat));
+ bzero(&ifr->ifr_ifru.ifru_icmp6stat,
+ sizeof(ifr->ifr_ifru.ifru_icmp6stat));
} else {
bcopy(&IN6_IFEXTRA(ifp)->icmp6_ifstat,
&ifr->ifr_ifru.ifru_icmp6stat,
- sizeof (ifr->ifr_ifru.ifru_icmp6stat));
+ sizeof(ifr->ifr_ifru.ifru_icmp6stat));
}
break;
/* NOTREACHED */
}
- return (error);
+ return error;
}
/*
struct timeval caltime;
int error = 0;
- if (ia == NULL)
- return (EADDRNOTAVAIL);
+ if (ia == NULL) {
+ return EADDRNOTAVAIL;
+ }
switch (cmd) {
- case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
+ case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
IFA_LOCK(&ia->ia_ifa);
/* retrieve time as calendar time (last arg is 1) */
in6ifa_getlifetime(ia, &ia6_lt, 1);
if (p64) {
struct in6_addrlifetime_64 lt;
- bzero(<, sizeof (lt));
+ bzero(<, sizeof(lt));
lt.ia6t_expire = ia6_lt.ia6t_expire;
lt.ia6t_preferred = ia6_lt.ia6t_preferred;
lt.ia6t_vltime = ia6_lt.ia6t_vltime;
lt.ia6t_pltime = ia6_lt.ia6t_pltime;
- bcopy(<, &ifr->ifr_ifru.ifru_lifetime, sizeof (lt));
+ bcopy(<, &ifr->ifr_ifru.ifru_lifetime, sizeof(lt));
} else {
struct in6_addrlifetime_32 lt;
- bzero(<, sizeof (lt));
+ bzero(<, sizeof(lt));
lt.ia6t_expire = (uint32_t)ia6_lt.ia6t_expire;
lt.ia6t_preferred = (uint32_t)ia6_lt.ia6t_preferred;
lt.ia6t_vltime = (uint32_t)ia6_lt.ia6t_vltime;
lt.ia6t_pltime = (uint32_t)ia6_lt.ia6t_pltime;
- bcopy(<, &ifr->ifr_ifru.ifru_lifetime, sizeof (lt));
+ bcopy(<, &ifr->ifr_ifru.ifru_lifetime, sizeof(lt));
}
IFA_UNLOCK(&ia->ia_ifa);
break;
- case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
+ case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
getmicrotime(&caltime);
/* sanity for overflow - beware unsigned */
if (p64) {
struct in6_addrlifetime_64 lt;
- bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof (lt));
+ bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof(lt));
if (lt.ia6t_vltime != ND6_INFINITE_LIFETIME &&
lt.ia6t_vltime + caltime.tv_sec < caltime.tv_sec) {
error = EINVAL;
} else {
struct in6_addrlifetime_32 lt;
- bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof (lt));
+ bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof(lt));
if (lt.ia6t_vltime != ND6_INFINITE_LIFETIME &&
lt.ia6t_vltime + caltime.tv_sec < caltime.tv_sec) {
error = EINVAL;
if (p64) {
struct in6_addrlifetime_64 lt;
- bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof (lt));
+ bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof(lt));
ia6_lt.ia6t_expire = lt.ia6t_expire;
ia6_lt.ia6t_preferred = lt.ia6t_preferred;
ia6_lt.ia6t_vltime = lt.ia6t_vltime;
} else {
struct in6_addrlifetime_32 lt;
- bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof (lt));
+ bcopy(&ifr->ifr_ifru.ifru_lifetime, <, sizeof(lt));
ia6_lt.ia6t_expire = (uint32_t)lt.ia6t_expire;
ia6_lt.ia6t_preferred = (uint32_t)lt.ia6t_preferred;
ia6_lt.ia6t_vltime = lt.ia6t_vltime;
ia6_lt.ia6t_pltime = lt.ia6t_pltime;
}
/* for sanity */
- if (ia6_lt.ia6t_vltime != ND6_INFINITE_LIFETIME)
+ if (ia6_lt.ia6t_vltime != ND6_INFINITE_LIFETIME) {
ia6_lt.ia6t_expire = timenow + ia6_lt.ia6t_vltime;
- else
+ } else {
ia6_lt.ia6t_expire = 0;
+ }
- if (ia6_lt.ia6t_pltime != ND6_INFINITE_LIFETIME)
+ if (ia6_lt.ia6t_pltime != ND6_INFINITE_LIFETIME) {
ia6_lt.ia6t_preferred = timenow + ia6_lt.ia6t_pltime;
- else
+ } else {
ia6_lt.ia6t_preferred = 0;
+ }
in6ifa_setlifetime(ia, &ia6_lt);
IFA_UNLOCK(&ia->ia_ifa);
/* NOTREACHED */
}
- return (error);
+ return error;
}
-#define ifa2ia6(ifa) ((struct in6_ifaddr *)(void *)(ifa))
+static int
+in6ctl_clat46start(struct ifnet *ifp)
+{
+ struct nd_prefix *pr = NULL;
+ struct nd_prefix *next = NULL;
+ struct in6_ifaddr *ia6 = NULL;
+ int error = 0;
+
+ if (ifp == lo_ifp) {
+ return EINVAL;
+ }
+ /*
+ * Traverse the list of prefixes and find the first non-linklocal
+ * prefix on the interface.
+ * For that found eligible prefix, configure a CLAT46 reserved address.
+ */
+ lck_mtx_lock(nd6_mutex);
+ for (pr = nd_prefix.lh_first; pr; pr = next) {
+ next = pr->ndpr_next;
+
+ NDPR_LOCK(pr);
+ if (pr->ndpr_ifp != ifp) {
+ NDPR_UNLOCK(pr);
+ continue;
+ }
+
+ if (IN6_IS_ADDR_LINKLOCAL(&pr->ndpr_prefix.sin6_addr)) {
+ NDPR_UNLOCK(pr);
+ continue; /* XXX */
+ }
+
+ if (pr->ndpr_raf_auto == 0) {
+ NDPR_UNLOCK(pr);
+ continue;
+ }
+
+ if (pr->ndpr_stateflags & NDPRF_DEFUNCT) {
+ NDPR_UNLOCK(pr);
+ continue;
+ }
+
+ if ((pr->ndpr_stateflags & NDPRF_CLAT46) == 0
+ && pr->ndpr_vltime != 0) {
+ NDPR_ADDREF_LOCKED(pr); /* Take reference for rest of the processing */
+ NDPR_UNLOCK(pr);
+ break;
+ } else {
+ NDPR_UNLOCK(pr);
+ continue;
+ }
+ }
+ lck_mtx_unlock(nd6_mutex);
+
+ if (pr != NULL) {
+ if ((ia6 = in6_pfx_newpersistaddr(pr, FALSE, &error, TRUE)) == NULL) {
+ nd6log0((LOG_ERR, "Could not configure CLAT46 address on interface "
+ "%s.\n", ifp->if_xname));
+ } else {
+ IFA_LOCK(&ia6->ia_ifa);
+ NDPR_LOCK(pr);
+ ia6->ia6_ndpr = pr;
+ NDPR_ADDREF_LOCKED(pr); /* for addr reference */
+ pr->ndpr_stateflags |= NDPRF_CLAT46;
+ pr->ndpr_addrcnt++;
+ VERIFY(pr->ndpr_addrcnt != 0);
+ NDPR_UNLOCK(pr);
+ IFA_UNLOCK(&ia6->ia_ifa);
+ IFA_REMREF(&ia6->ia_ifa);
+ ia6 = NULL;
+ /*
+ * A newly added address might affect the status
+ * of other addresses, so we check and update it.
+ * XXX: what if address duplication happens?
+ */
+ lck_mtx_lock(nd6_mutex);
+ pfxlist_onlink_check();
+ lck_mtx_unlock(nd6_mutex);
+ }
+ NDPR_REMREF(pr);
+ }
+ return error;
+}
+
+#define ifa2ia6(ifa) ((struct in6_ifaddr *)(void *)(ifa))
/*
* Generic INET6 control operations (ioctl's).
* ioctls which don't require ifp, may require socket.
*/
switch (cmd) {
- case SIOCAADDRCTL_POLICY: /* struct in6_addrpolicy */
- case SIOCDADDRCTL_POLICY: /* struct in6_addrpolicy */
- if (!privileged)
- return (EPERM);
- return (in6_src_ioctl(cmd, data));
- /* NOTREACHED */
-
- case SIOCDRADD_IN6_32: /* struct in6_defrouter_32 */
- case SIOCDRADD_IN6_64: /* struct in6_defrouter_64 */
- case SIOCDRDEL_IN6_32: /* struct in6_defrouter_32 */
- case SIOCDRDEL_IN6_64: /* struct in6_defrouter_64 */
- if (!privileged)
- return (EPERM);
- return (defrtrlist_ioctl(cmd, data));
- /* NOTREACHED */
-
- case SIOCGASSOCIDS32: /* struct so_aidreq32 */
- case SIOCGASSOCIDS64: /* struct so_aidreq64 */
- return (in6ctl_associd(so, cmd, data));
- /* NOTREACHED */
-
- case SIOCGCONNIDS32: /* struct so_cidreq32 */
- case SIOCGCONNIDS64: /* struct so_cidreq64 */
- return (in6ctl_connid(so, cmd, data));
- /* NOTREACHED */
+ case SIOCAADDRCTL_POLICY: /* struct in6_addrpolicy */
+ case SIOCDADDRCTL_POLICY: /* struct in6_addrpolicy */
+ if (!privileged) {
+ return EPERM;
+ }
+ return in6_src_ioctl(cmd, data);
+ /* NOTREACHED */
- case SIOCGCONNINFO32: /* struct so_cinforeq32 */
- case SIOCGCONNINFO64: /* struct so_cinforeq64 */
- return (in6ctl_conninfo(so, cmd, data));
+ case SIOCDRADD_IN6_32: /* struct in6_defrouter_32 */
+ case SIOCDRADD_IN6_64: /* struct in6_defrouter_64 */
+ case SIOCDRDEL_IN6_32: /* struct in6_defrouter_32 */
+ case SIOCDRDEL_IN6_64: /* struct in6_defrouter_64 */
+ if (!privileged) {
+ return EPERM;
+ }
+ return defrtrlist_ioctl(cmd, data);
+ /* NOTREACHED */
+
+ case SIOCGASSOCIDS32: /* struct so_aidreq32 */
+ case SIOCGASSOCIDS64: /* struct so_aidreq64 */
+ return in6ctl_associd(so, cmd, data);
+ /* NOTREACHED */
+
+ case SIOCGCONNIDS32: /* struct so_cidreq32 */
+ case SIOCGCONNIDS64: /* struct so_cidreq64 */
+ return in6ctl_connid(so, cmd, data);
+ /* NOTREACHED */
+
+ case SIOCGCONNINFO32: /* struct so_cinforeq32 */
+ case SIOCGCONNINFO64: /* struct so_cinforeq64 */
+ return in6ctl_conninfo(so, cmd, data);
/* NOTREACHED */
}
* The rest of ioctls require ifp; reject if we don't have one;
* return ENXIO to be consistent with ifioctl().
*/
- if (ifp == NULL)
- return (ENXIO);
+ if (ifp == NULL) {
+ return ENXIO;
+ }
/*
* Unlock the socket since ifnet_ioctl() may be invoked by
* ioctls which require ifp but not interface address.
*/
switch (cmd) {
- case SIOCAUTOCONF_START: /* struct in6_ifreq */
+ case SIOCAUTOCONF_START: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
error = in6_autoconf(ifp, TRUE);
goto done;
- case SIOCAUTOCONF_STOP: /* struct in6_ifreq */
+ case SIOCAUTOCONF_STOP: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
error = in6_autoconf(ifp, FALSE);
goto done;
- case SIOCLL_START_32: /* struct in6_aliasreq_32 */
- case SIOCLL_START_64: /* struct in6_aliasreq_64 */
+ case SIOCLL_START_32: /* struct in6_aliasreq_32 */
+ case SIOCLL_START_64: /* struct in6_aliasreq_64 */
if (!privileged) {
error = EPERM;
goto done;
error = in6ctl_llstart(ifp, cmd, data);
goto done;
- case SIOCLL_STOP: /* struct in6_ifreq */
+ case SIOCLL_STOP: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
error = in6ctl_llstop(ifp);
goto done;
- case SIOCSETROUTERMODE_IN6: /* struct in6_ifreq */
+ case SIOCCLAT46_START: /* struct in6_ifreq */
+ if (!privileged) {
+ error = EPERM;
+ goto done;
+ }
+ error = in6ctl_clat46start(ifp);
+ if (error == 0) {
+ ifp->if_eflags |= IFEF_CLAT46;
+ }
+ goto done;
+
+ case SIOCCLAT46_STOP: /* struct in6_ifreq */
+ if (!privileged) {
+ error = EPERM;
+ goto done;
+ }
+
+ /*
+ * Not much to be done here and it might not be needed
+ * It would usually be done when IPv6 configuration is being
+ * flushed.
+ * XXX Probably STOP equivalent is not needed here.
+ */
+ ifp->if_eflags &= ~IFEF_CLAT46;
+ goto done;
+ case SIOCSETROUTERMODE_IN6: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
}
bcopy(&((struct in6_ifreq *)(void *)data)->ifr_intval,
- &intval, sizeof (intval));
+ &intval, sizeof(intval));
error = in6_setrouter(ifp, intval);
goto done;
- case SIOCPROTOATTACH_IN6_32: /* struct in6_aliasreq_32 */
- case SIOCPROTOATTACH_IN6_64: /* struct in6_aliasreq_64 */
+ case SIOCPROTOATTACH_IN6_32: /* struct in6_aliasreq_32 */
+ case SIOCPROTOATTACH_IN6_64: /* struct in6_aliasreq_64 */
if (!privileged) {
error = EPERM;
goto done;
error = in6_domifattach(ifp);
goto done;
- case SIOCPROTODETACH_IN6: /* struct in6_ifreq */
+ case SIOCPROTODETACH_IN6: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
/* Cleanup interface routes and addresses */
in6_purgeif(ifp);
- if ((error = proto_unplumb(PF_INET6, ifp)))
+ if ((error = proto_unplumb(PF_INET6, ifp))) {
log(LOG_ERR, "SIOCPROTODETACH_IN6: %s error=%d\n",
if_name(ifp), error);
+ }
goto done;
- case SIOCSNDFLUSH_IN6: /* struct in6_ifreq */
- case SIOCSPFXFLUSH_IN6: /* struct in6_ifreq */
- case SIOCSRTRFLUSH_IN6: /* struct in6_ifreq */
- case SIOCSDEFIFACE_IN6_32: /* struct in6_ndifreq_32 */
- case SIOCSDEFIFACE_IN6_64: /* struct in6_ndifreq_64 */
- case SIOCSIFINFO_FLAGS: /* struct in6_ndireq */
- case SIOCGIFCGAPREP_IN6: /* struct in6_ifreq */
- case SIOCSIFCGAPREP_IN6: /* struct in6_ifreq */
+ case SIOCSNDFLUSH_IN6: /* struct in6_ifreq */
+ case SIOCSPFXFLUSH_IN6: /* struct in6_ifreq */
+ case SIOCSRTRFLUSH_IN6: /* struct in6_ifreq */
+ case SIOCSDEFIFACE_IN6_32: /* struct in6_ndifreq_32 */
+ case SIOCSDEFIFACE_IN6_64: /* struct in6_ndifreq_64 */
+ case SIOCSIFINFO_FLAGS: /* struct in6_ndireq */
+ case SIOCGIFCGAPREP_IN6: /* struct in6_ifreq */
+ case SIOCSIFCGAPREP_IN6: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
}
- /* FALLTHRU */
- case OSIOCGIFINFO_IN6: /* struct in6_ondireq */
- case SIOCGIFINFO_IN6: /* struct in6_ondireq */
- case SIOCGDRLST_IN6_32: /* struct in6_drlist_32 */
- case SIOCGDRLST_IN6_64: /* struct in6_drlist_64 */
- case SIOCGPRLST_IN6_32: /* struct in6_prlist_32 */
- case SIOCGPRLST_IN6_64: /* struct in6_prlist_64 */
- case SIOCGNBRINFO_IN6_32: /* struct in6_nbrinfo_32 */
- case SIOCGNBRINFO_IN6_64: /* struct in6_nbrinfo_64 */
- case SIOCGDEFIFACE_IN6_32: /* struct in6_ndifreq_32 */
- case SIOCGDEFIFACE_IN6_64: /* struct in6_ndifreq_64 */
+ /* FALLTHRU */
+ case OSIOCGIFINFO_IN6: /* struct in6_ondireq */
+ case SIOCGIFINFO_IN6: /* struct in6_ondireq */
+ case SIOCGDRLST_IN6_32: /* struct in6_drlist_32 */
+ case SIOCGDRLST_IN6_64: /* struct in6_drlist_64 */
+ case SIOCGPRLST_IN6_32: /* struct in6_prlist_32 */
+ case SIOCGPRLST_IN6_64: /* struct in6_prlist_64 */
+ case SIOCGNBRINFO_IN6_32: /* struct in6_nbrinfo_32 */
+ case SIOCGNBRINFO_IN6_64: /* struct in6_nbrinfo_64 */
+ case SIOCGDEFIFACE_IN6_32: /* struct in6_ndifreq_32 */
+ case SIOCGDEFIFACE_IN6_64: /* struct in6_ndifreq_64 */
error = nd6_ioctl(cmd, data, ifp);
goto done;
- case SIOCSIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
- case SIOCDIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
- case SIOCAIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
- case SIOCCIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
- case SIOCSGIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
- case SIOCGIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
+ case SIOCSIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
+ case SIOCDIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
+ case SIOCAIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
+ case SIOCCIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
+ case SIOCSGIFPREFIX_IN6: /* struct in6_rrenumreq (deprecated) */
+ case SIOCGIFPREFIX_IN6: /* struct in6_prefixreq (deprecated) */
log(LOG_NOTICE,
"prefix ioctls are now invalidated. "
"please use ifconfig.\n");
error = EOPNOTSUPP;
goto done;
- case SIOCSSCOPE6: /* struct in6_ifreq (deprecated) */
- case SIOCGSCOPE6: /* struct in6_ifreq (deprecated) */
- case SIOCGSCOPE6DEF: /* struct in6_ifreq (deprecated) */
+ case SIOCSSCOPE6: /* struct in6_ifreq (deprecated) */
+ case SIOCGSCOPE6: /* struct in6_ifreq (deprecated) */
+ case SIOCGSCOPE6DEF: /* struct in6_ifreq (deprecated) */
error = EOPNOTSUPP;
goto done;
-
- case SIOCLL_CGASTART_32: /* struct in6_cgareq_32 */
- case SIOCLL_CGASTART_64: /* struct in6_cgareq_64 */
- if (!privileged)
+
+ case SIOCLL_CGASTART_32: /* struct in6_cgareq_32 */
+ case SIOCLL_CGASTART_64: /* struct in6_cgareq_64 */
+ if (!privileged) {
error = EPERM;
- else
+ } else {
error = in6ctl_cgastart(ifp, cmd, data);
+ }
goto done;
- case SIOCGIFSTAT_IN6: /* struct in6_ifreq */
- case SIOCGIFSTAT_ICMP6: /* struct in6_ifreq */
+ case SIOCGIFSTAT_IN6: /* struct in6_ifreq */
+ case SIOCGIFSTAT_ICMP6: /* struct in6_ifreq */
error = in6ctl_gifstat(ifp, cmd, ifr);
goto done;
}
* ioctls which require interface address; obtain sockaddr_in6.
*/
switch (cmd) {
- case SIOCSIFADDR_IN6: /* struct in6_ifreq (deprecated) */
- case SIOCSIFDSTADDR_IN6: /* struct in6_ifreq (deprecated) */
- case SIOCSIFNETMASK_IN6: /* struct in6_ifreq (deprecated) */
+ case SIOCSIFADDR_IN6: /* struct in6_ifreq (deprecated) */
+ case SIOCSIFDSTADDR_IN6: /* struct in6_ifreq (deprecated) */
+ case SIOCSIFNETMASK_IN6: /* struct in6_ifreq (deprecated) */
/*
* Since IPv6 allows a node to assign multiple addresses
* on a single interface, SIOCSIFxxx ioctls are deprecated.
error = EOPNOTSUPP;
goto done;
- case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
- case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
+ case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
+ case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
if (!privileged) {
error = EPERM;
goto done;
- }
+ }
/*
* Convert user ifra to the kernel form, when appropriate.
* This allows the conversion between different data models
*/
ifra = in6_aliasreq_to_native(data,
(cmd == SIOCAIFADDR_IN6_64), &sifra);
- bcopy(&ifra->ifra_addr, &sin6, sizeof (sin6));
+ bcopy(&ifra->ifra_addr, &sin6, sizeof(sin6));
sa6 = &sin6;
break;
- case SIOCDIFADDR_IN6: /* struct in6_ifreq */
- case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
+ case SIOCDIFADDR_IN6: /* struct in6_ifreq */
+ case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
if (!privileged) {
error = EPERM;
goto done;
}
- /* FALLTHRU */
- case SIOCGIFADDR_IN6: /* struct in6_ifreq */
- case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
- case SIOCGIFNETMASK_IN6: /* struct in6_ifreq */
- case SIOCGIFAFLAG_IN6: /* struct in6_ifreq */
- case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
- bcopy(&ifr->ifr_addr, &sin6, sizeof (sin6));
+ /* FALLTHRU */
+ case SIOCGIFADDR_IN6: /* struct in6_ifreq */
+ case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
+ case SIOCGIFNETMASK_IN6: /* struct in6_ifreq */
+ case SIOCGIFAFLAG_IN6: /* struct in6_ifreq */
+ case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
+ bcopy(&ifr->ifr_addr, &sin6, sizeof(sin6));
sa6 = &sin6;
break;
case SIOCGIFDSTADDR:
* SIOCDIFADDR_IN6/SIOCAIFADDR_IN6 specific tests.
*/
switch (cmd) {
- case SIOCDIFADDR_IN6: /* struct in6_ifreq */
+ case SIOCDIFADDR_IN6: /* struct in6_ifreq */
if (ia == NULL) {
error = EADDRNOTAVAIL;
goto done;
}
- /* FALLTHROUGH */
- case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
- case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
+ /* FALLTHROUGH */
+ case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
+ case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
VERIFY(sa6 != NULL);
/*
* We always require users to specify a valid IPv6 address for
* since SIOCDIFADDR_IN6 falls thru above.
*/
if (sa6->sin6_family != AF_INET6 ||
- sa6->sin6_len != sizeof (struct sockaddr_in6)) {
+ sa6->sin6_len != sizeof(struct sockaddr_in6)) {
error = EAFNOSUPPORT;
goto done;
}
* And finally process address-related ioctls.
*/
switch (cmd) {
- case SIOCGIFADDR_IN6: /* struct in6_ifreq */
- /* This interface is basically deprecated. use SIOCGIFCONF. */
- /* FALLTHRU */
- case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
+ case SIOCGIFADDR_IN6: /* struct in6_ifreq */
+ /* This interface is basically deprecated. use SIOCGIFCONF. */
+ /* FALLTHRU */
+ case SIOCGIFDSTADDR_IN6: /* struct in6_ifreq */
error = in6ctl_gifaddr(ifp, ia, cmd, ifr);
break;
- case SIOCGIFNETMASK_IN6: /* struct in6_ifreq */
+ case SIOCGIFNETMASK_IN6: /* struct in6_ifreq */
if (ia != NULL) {
IFA_LOCK(&ia->ia_ifa);
bcopy(&ia->ia_prefixmask, &ifr->ifr_addr,
- sizeof (struct sockaddr_in6));
+ sizeof(struct sockaddr_in6));
IFA_UNLOCK(&ia->ia_ifa);
} else {
error = EADDRNOTAVAIL;
}
break;
- case SIOCGIFAFLAG_IN6: /* struct in6_ifreq */
+ case SIOCGIFAFLAG_IN6: /* struct in6_ifreq */
if (ia != NULL) {
IFA_LOCK(&ia->ia_ifa);
bcopy(&ia->ia6_flags, &ifr->ifr_ifru.ifru_flags6,
- sizeof (ifr->ifr_ifru.ifru_flags6));
+ sizeof(ifr->ifr_ifru.ifru_flags6));
IFA_UNLOCK(&ia->ia_ifa);
} else {
error = EADDRNOTAVAIL;
}
break;
- case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
- case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
+ case SIOCGIFALIFETIME_IN6: /* struct in6_ifreq */
+ case SIOCSIFALIFETIME_IN6: /* struct in6_ifreq */
error = in6ctl_alifetime(ia, cmd, ifr, p64);
break;
- case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
- case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
+ case SIOCAIFADDR_IN6_32: /* struct in6_aliasreq_32 */
+ case SIOCAIFADDR_IN6_64: /* struct in6_aliasreq_64 */
error = in6ctl_aifaddr(ifp, ifra);
break;
}
done:
- if (ia != NULL)
+ if (ia != NULL) {
IFA_REMREF(&ia->ia_ifa);
- if (so_unlocked)
+ }
+ if (so_unlocked) {
socket_lock(so, 0);
+ }
- return (error);
+ return error;
}
static __attribute__((noinline)) int
if (error == 0) {
/* PF_INET6 wasn't previously attached */
error = in6_ifattach_aliasreq(ifp, NULL, NULL);
- if (error != 0)
+ if (error != 0) {
goto done;
+ }
in6_if_up_dad_start(ifp);
} else if (error != EEXIST) {
* to the list.
*/
error = in6_update_ifa(ifp, ifra, 0, &ia);
- if (error != 0)
+ if (error != 0) {
goto done;
+ }
VERIFY(ia != NULL);
/* Now, make the prefix on-link on the interface. */
plen = in6_mask2len(&ifra->ifra_prefixmask.sin6_addr, NULL);
- if (plen == 128)
+ if (plen == 128) {
goto done;
+ }
/*
* NOTE: We'd rather create the prefix before the address, but we need
* Convert mask to prefix length (prefixmask has already been validated
* in in6_update_ifa().
*/
- bzero(&pr0, sizeof (pr0));
+ bzero(&pr0, sizeof(pr0));
pr0.ndpr_plen = plen;
pr0.ndpr_ifp = ifp;
pr0.ndpr_prefix = ifra->ifra_addr;
* route.
*/
error = nd6_prelist_add(&pr0, NULL, &pr, FALSE);
- if (error != 0)
+ if (error != 0) {
goto done;
+ }
if (pr == NULL) {
log(LOG_ERR, "%s: nd6_prelist_add okay, but"
++pr->ndpr_addrcnt;
VERIFY(pr->ndpr_addrcnt != 0);
ia->ia6_ndpr = pr;
- NDPR_ADDREF_LOCKED(pr); /* for addr reference */
+ NDPR_ADDREF_LOCKED(pr); /* for addr reference */
/*
* If this is the first autoconf address from the prefix,
if (addtmp) {
int e;
e = in6_tmpifadd(ia, 1);
- if (e != 0)
+ if (e != 0) {
log(LOG_NOTICE, "%s: failed to create a"
" temporary address, error=%d\n",
__func__, e);
+ }
}
/*
NDPR_REMREF(pr);
done:
- if (ia != NULL)
+ if (ia != NULL) {
IFA_REMREF(&ia->ia_ifa);
- return (error);
+ }
+ return error;
}
static __attribute__((noinline)) void
* Note that in6_purgeaddr() will decrement ndpr_addrcnt.
*/
IFA_LOCK(&ia->ia_ifa);
- bzero(&pr0, sizeof (pr0));
+ bzero(&pr0, sizeof(pr0));
pr0.ndpr_ifp = ifp;
pr0.ndpr_plen = in6_mask2len(&ia->ia_prefixmask.sin6_addr, NULL);
if (pr0.ndpr_plen == 128) {
VERIFY(ifp != NULL);
- if (ifp->if_flags & IFF_LOOPBACK)
- return (EINVAL);
+ if (ifp->if_flags & IFF_LOOPBACK) {
+ return EINVAL;
+ }
if (enable) {
/*
}
IFA_LOCK(&ia->ia_ifa);
if (ia->ia6_flags & IN6_IFF_AUTOCONF) {
- IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for us */
+ IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for us */
IFA_UNLOCK(&ia->ia_ifa);
lck_rw_done(&in6_ifaddr_rwlock);
in6_purgeaddr(&ia->ia_ifa);
- IFA_REMREF(&ia->ia_ifa); /* for us */
+ IFA_REMREF(&ia->ia_ifa); /* for us */
lck_rw_lock_exclusive(&in6_ifaddr_rwlock);
/*
* Purging the address caused in6_ifaddr_rwlock
}
lck_rw_done(&in6_ifaddr_rwlock);
}
- return (error);
+ return error;
}
/*
{
VERIFY(ifp != NULL);
- if (ifp->if_flags & IFF_LOOPBACK)
- return (ENODEV);
+ if (ifp->if_flags & IFF_LOOPBACK) {
+ return ENODEV;
+ }
if (enable) {
struct nd_ifinfo *ndi = NULL;
if_allmulti(ifp, enable);
- return (in6_autoconf(ifp, FALSE));
+ return in6_autoconf(ifp, FALSE);
}
static int
tmp = *sin6;
error = in6_recoverscope(&tmp, &sin6->sin6_addr, ifp);
- if (error != 0)
- return (error);
+ if (error != 0) {
+ return error;
+ }
id = in6_addr2scopeid(ifp, &tmp.sin6_addr);
- if (tmp.sin6_scope_id == 0)
+ if (tmp.sin6_scope_id == 0) {
tmp.sin6_scope_id = id;
- else if (tmp.sin6_scope_id != id)
- return (EINVAL); /* scope ID mismatch. */
-
+ } else if (tmp.sin6_scope_id != id) {
+ return EINVAL; /* scope ID mismatch. */
+ }
error = in6_embedscope(&tmp.sin6_addr, &tmp, NULL, NULL, NULL);
- if (error != 0)
- return (error);
+ if (error != 0) {
+ return error;
+ }
tmp.sin6_scope_id = 0;
*sin6 = tmp;
- return (0);
+ return 0;
}
/*
* When the address is being configured we should clear out certain flags
* coming in from the caller.
*/
-#define IN6_IFF_CLR_ADDR_FLAG_MASK (~(IN6_IFF_DEPRECATED | IN6_IFF_DETACHED | IN6_IFF_DUPLICATED))
+#define IN6_IFF_CLR_ADDR_FLAG_MASK (~(IN6_IFF_DEPRECATED | IN6_IFF_DETACHED | IN6_IFF_DUPLICATED))
static int
in6_ifaupdate_aux(struct in6_ifaddr *ia, struct ifnet *ifp, int ifaupflags)
* Do not delay sending neighbor solicitations when using optimistic
* duplicate address detection, c.f. RFC 4429.
*/
- if (ia->ia6_flags & IN6_IFF_OPTIMISTIC)
+ if (ia->ia6_flags & IN6_IFF_OPTIMISTIC) {
ifaupflags &= ~IN6_IFAUPDATE_DADDELAY;
- else
+ } else {
ifaupflags |= IN6_IFAUPDATE_DADDELAY;
+ }
} else {
/*
* If the interface has been marked to not perform
/* Join necessary multicast groups */
if ((ifp->if_flags & IFF_MULTICAST) != 0) {
-
/* join solicited multicast addr for new host id */
- bzero(&llsol, sizeof (struct in6_addr));
+ bzero(&llsol, sizeof(struct in6_addr));
llsol.s6_addr32[0] = IPV6_ADDR_INT32_MLL;
llsol.s6_addr32[1] = 0;
llsol.s6_addr32[2] = htonl(1);
LIST_INSERT_HEAD(&ia->ia6_memberships, imm, i6mm_chain);
IFA_UNLOCK(ifa);
- bzero(&mltmask, sizeof (mltmask));
- mltmask.sin6_len = sizeof (struct sockaddr_in6);
+ bzero(&mltmask, sizeof(mltmask));
+ mltmask.sin6_len = sizeof(struct sockaddr_in6);
mltmask.sin6_family = AF_INET6;
mltmask.sin6_addr = in6mask32;
-#define MLTMASK_LEN 4 /* mltmask's masklen (=32bit=4octet) */
+#define MLTMASK_LEN 4 /* mltmask's masklen (=32bit=4octet) */
/*
* join link-local all-nodes address
*/
- bzero(&mltaddr, sizeof (mltaddr));
- mltaddr.sin6_len = sizeof (struct sockaddr_in6);
+ bzero(&mltaddr, sizeof(mltaddr));
+ mltaddr.sin6_len = sizeof(struct sockaddr_in6);
mltaddr.sin6_family = AF_INET6;
mltaddr.sin6_addr = in6addr_linklocal_allnodes;
- if ((error = in6_setscope(&mltaddr.sin6_addr, ifp, NULL)) != 0)
+ if ((error = in6_setscope(&mltaddr.sin6_addr, ifp, NULL)) != 0) {
goto unwind; /* XXX: should not fail */
-
+ }
/*
* XXX: do we really need this automatic routes?
* We should probably reconsider this stuff. Most applications
(struct sockaddr *)&ia->ia_addr,
(struct sockaddr *)&mltmask, RTF_UP | RTF_CLONING,
NULL, ia->ia_ifp->if_index);
- if (error)
+ if (error) {
goto unwind;
+ }
} else {
rtfree(rt);
}
/*
* join node information group address
*/
-#define hostnamelen strlen(hostname)
+#define hostnamelen strlen(hostname)
delay = 0;
if ((ifaupflags & IN6_IFAUPDATE_DADDELAY)) {
/*
* (ff01::1%ifN, and ff01::%ifN/32)
*/
mltaddr.sin6_addr = in6addr_nodelocal_allnodes;
- if ((error = in6_setscope(&mltaddr.sin6_addr, ifp, NULL)) != 0)
+ if ((error = in6_setscope(&mltaddr.sin6_addr, ifp, NULL)) != 0) {
goto unwind; /* XXX: should not fail */
+ }
/* XXX: again, do we really need the route? */
rt = rtalloc1_scoped((struct sockaddr *)&mltaddr, 0, 0UL,
ia->ia_ifp->if_index);
(struct sockaddr *)&ia->ia_addr,
(struct sockaddr *)&mltmask, RTF_UP | RTF_CLONING,
NULL, ia->ia_ifp->if_index);
- if (error)
+ if (error) {
goto unwind;
- } else
+ }
+ } else {
rtfree(rt);
+ }
imm = in6_joingroup(ifp, &mltaddr.sin6_addr, &error, 0);
if (!imm) {
LIST_INSERT_HEAD(&ia->ia6_memberships, imm, i6mm_chain);
IFA_UNLOCK(ifa);
}
-#undef MLTMASK_LEN
+#undef MLTMASK_LEN
/* Ensure nd6_service() is scheduled as soon as it's convenient */
++nd6_sched_timeout_want;
if (in6m_sol != NULL) {
IN6M_LOCK(in6m_sol);
if (in6m_sol->in6m_state ==
- MLD_REPORTING_MEMBER)
+ MLD_REPORTING_MEMBER) {
mindelay = in6m_sol->in6m_timer;
+ }
IN6M_UNLOCK(in6m_sol);
}
maxdelay = MAX_RTR_SOLICITATION_DELAY * hz;
- if (maxdelay - mindelay == 0)
+ if (maxdelay - mindelay == 0) {
delayval = 0;
- else {
+ } else {
delayval =
(random() % (maxdelay - mindelay)) +
mindelay;
done:
/* release reference held for this routine */
- if (in6m_sol != NULL)
+ if (in6m_sol != NULL) {
IN6M_REMREF(in6m_sol);
- return (error);
+ }
+ return error;
}
/*
* the corresponding operation.
*/
if (ifra->ifra_addr.sin6_family != AF_INET6 ||
- ifra->ifra_addr.sin6_len != sizeof (struct sockaddr_in6)) {
+ ifra->ifra_addr.sin6_len != sizeof(struct sockaddr_in6)) {
error = EAFNOSUPPORT;
goto unwind;
}
/* Validate ifra_prefixmask.sin6_len is properly bounded. */
if (ifra->ifra_prefixmask.sin6_len == 0 ||
- ifra->ifra_prefixmask.sin6_len > sizeof (struct sockaddr_in6)) {
+ ifra->ifra_prefixmask.sin6_len > sizeof(struct sockaddr_in6)) {
error = EINVAL;
goto unwind;
}
* new one here.
*/
ia = in6ifa_ifpwithaddr(ifp, &ifra->ifra_addr.sin6_addr);
- if (ia != NULL)
+ if (ia != NULL) {
ifa = &ia->ia_ifa;
+ }
/*
* Validate destination address on interface types that require it.
*/
- if ((ifp->if_flags & (IFF_LOOPBACK|IFF_POINTOPOINT)) != 0) {
+ if ((ifp->if_flags & (IFF_LOOPBACK | IFF_POINTOPOINT)) != 0) {
switch (ifra->ifra_dstaddr.sin6_family) {
case AF_INET6:
if (plen != 128) {
IFA_ADDREF(ifa); /* for this and optionally for caller */
ifa->ifa_addr = (struct sockaddr *)&ia->ia_addr;
if (ifra->ifra_dstaddr.sin6_family == AF_INET6 ||
- (ifp->if_flags & (IFF_POINTOPOINT | IFF_LOOPBACK)) != 0)
+ (ifp->if_flags & (IFF_POINTOPOINT | IFF_LOOPBACK)) != 0) {
ifa->ifa_dstaddr = (struct sockaddr *)&ia->ia_dstaddr;
+ }
ifa->ifa_netmask = (struct sockaddr *)&ia->ia_prefixmask;
ifa->ifa_ifp = ifp;
ifa->ifa_metric = ifp->if_metric;
LIST_INIT(&ia->ia6_memberships);
ia->ia_addr.sin6_family = AF_INET6;
- ia->ia_addr.sin6_len = sizeof (ia->ia_addr);
+ ia->ia_addr.sin6_len = sizeof(ia->ia_addr);
ia->ia_addr.sin6_addr = ifra->ifra_addr.sin6_addr;
ia->ia_prefixmask.sin6_family = AF_INET6;
- ia->ia_prefixmask.sin6_len = sizeof (ia->ia_prefixmask);
+ ia->ia_prefixmask.sin6_len = sizeof(ia->ia_prefixmask);
ia->ia_prefixmask.sin6_addr = ifra->ifra_prefixmask.sin6_addr;
error = in6_to_kamescope(&ia->ia_addr, ifp);
- if (error != 0)
+ if (error != 0) {
goto unwind;
+ }
if (ifa->ifa_dstaddr != NULL) {
ia->ia_dstaddr = ifra->ifra_dstaddr;
error = in6_to_kamescope(&ia->ia_dstaddr, ifp);
- if (error != 0)
+ if (error != 0) {
goto unwind;
+ }
}
/* Append to address chains */
if (in6_ifaddrs != NULL) {
struct in6_ifaddr *iac;
for (iac = in6_ifaddrs; iac->ia_next != NULL;
- iac = iac->ia_next)
+ iac = iac->ia_next) {
continue;
+ }
iac->ia_next = ia;
} else {
in6_ifaddrs = ia;
lck_rw_done(&in6_ifaddr_rwlock);
} else {
ifa = &ia->ia_ifa;
- ifaupflags &= ~(IN6_IFAUPDATE_NEWADDR|IN6_IFAUPDATE_1STADDR);
+ ifaupflags &= ~(IN6_IFAUPDATE_NEWADDR | IN6_IFAUPDATE_1STADDR);
}
VERIFY(ia != NULL && ifa == &ia->ia_ifa);
*/
ia->ia6_updatetime = ia->ia6_createtime = timenow;
ia6_lt = *lt;
- if (ia6_lt.ia6t_vltime != ND6_INFINITE_LIFETIME)
+ if (ia6_lt.ia6t_vltime != ND6_INFINITE_LIFETIME) {
ia6_lt.ia6t_expire = timenow + ia6_lt.ia6t_vltime;
- else
+ } else {
ia6_lt.ia6t_expire = 0;
- if (ia6_lt.ia6t_pltime != ND6_INFINITE_LIFETIME)
+ }
+ if (ia6_lt.ia6t_pltime != ND6_INFINITE_LIFETIME) {
ia6_lt.ia6t_preferred = timenow + ia6_lt.ia6t_pltime;
- else
+ } else {
ia6_lt.ia6t_preferred = 0;
+ }
in6ifa_setlifetime(ia, &ia6_lt);
/*
/* Further initialization of the interface address */
error = in6_ifinit(ifp, ia, ifaupflags);
- if (error != 0)
+ if (error != 0) {
goto unwind;
+ }
/* Finish updating the address while other tasks are working with it */
error = in6_ifaupdate_aux(ia, ifp, ifaupflags);
- if (error != 0)
+ if (error != 0) {
goto unwind;
+ }
/* Return success (optionally w/ address for caller). */
VERIFY(error == 0);
done:
*iar = ia;
- return (error);
+ return error;
}
void
ifnet_lock_exclusive(ifp);
IFA_LOCK(ifa);
- if (ifa->ifa_debug & IFD_ATTACHED)
+ if (ifa->ifa_debug & IFD_ATTACHED) {
if_detach_ifa(ifp, ifa);
+ }
IFA_UNLOCK(ifa);
ifnet_lock_done(ifp);
if (oia == (ia = in6_ifaddrs)) {
in6_ifaddrs = ia->ia_next;
} else {
- while (ia->ia_next && (ia->ia_next != oia))
+ while (ia->ia_next && (ia->ia_next != oia)) {
ia = ia->ia_next;
+ }
if (ia->ia_next) {
ia->ia_next = oia->ia_next;
} else {
* For now quiece down the log message for LLAs.
*/
if (!IN6_IS_ADDR_LINKLOCAL(&oia->ia_addr.sin6_addr)) {
- if (oia->ia6_ndpr == NULL)
+ if (oia->ia6_ndpr == NULL) {
log(LOG_NOTICE, "in6_unlink_ifa: IPv6 address "
"0x%llx has no prefix\n",
(uint64_t)VM_KERNEL_ADDRPERM(oia));
- else {
+ } else {
struct nd_prefix *pr = oia->ia6_ndpr;
oia->ia6_flags &= ~IN6_IFF_AUTOCONF;
oia->ia6_ndpr = NULL;
NDPR_LOCK(pr);
VERIFY(pr->ndpr_addrcnt != 0);
pr->ndpr_addrcnt--;
+ if (oia->ia6_flags & IN6_IFF_CLAT46) {
+ pr->ndpr_stateflags &= ~NDPRF_CLAT46;
+ }
NDPR_UNLOCK(pr);
- NDPR_REMREF(pr); /* release addr reference */
+ NDPR_REMREF(pr); /* release addr reference */
}
}
IFA_UNLOCK(ifa);
* Do this only if it's not already unlinked in the event that we lost
* the race, since in6_ifaddr_rwlock was momentarily dropped above.
*/
- if (unlinked)
+ if (unlinked) {
IFA_REMREF(ifa);
+ }
/* release reference held for this routine */
IFA_REMREF(ifa);
{
struct in6_ifaddr *ia;
- if (ifp == NULL)
+ if (ifp == NULL) {
return;
+ }
LCK_MTX_ASSERT(nd6_mutex, LCK_MTX_ASSERT_NOTOWNED);
ia = ia->ia_next;
continue;
}
- IFA_ADDREF(&ia->ia_ifa); /* for us */
+ IFA_ADDREF(&ia->ia_ifa); /* for us */
lck_rw_done(&in6_ifaddr_rwlock);
in6_purgeaddr(&ia->ia_ifa);
- IFA_REMREF(&ia->ia_ifa); /* for us */
+ IFA_REMREF(&ia->ia_ifa); /* for us */
lck_rw_lock_exclusive(&in6_ifaddr_rwlock);
/*
* Purging the address would have caused
if ((ifaupflags & IN6_IFAUPDATE_1STADDR) != 0) {
error = ifnet_ioctl(ifp, PF_INET6, SIOCSIFADDR, ia);
if (error != 0) {
- if (error != EOPNOTSUPP)
- return (error);
+ if (error != EOPNOTSUPP) {
+ return error;
+ }
error = 0;
}
}
ia->ia_dstaddr.sin6_family == AF_INET6) {
IFA_UNLOCK(ifa);
error = rtinit(ifa, RTM_ADD, RTF_UP | RTF_HOST);
- if (error != 0)
- return (error);
+ if (error != 0) {
+ return error;
+ }
IFA_LOCK(ifa);
ia->ia_flags |= IFA_ROUTE;
}
IFA_UNLOCK(ifa);
/* Add ownaddr as loopback rtentry, if necessary (ex. on p2p link). */
- if ((ifaupflags & IN6_IFAUPDATE_NEWADDR) != 0)
+ if ((ifaupflags & IN6_IFAUPDATE_NEWADDR) != 0) {
in6_ifaddloop(ifa);
+ }
/* invalidate route caches */
routegenid_inet6_update();
VERIFY(error == 0);
- return (0);
+ return 0;
}
void
IFA_UNLOCK(ifa);
continue;
}
- IFA_ADDREF_LOCKED(ifa); /* for caller */
+ IFA_ADDREF_LOCKED(ifa); /* for caller */
IFA_UNLOCK(ifa);
break;
}
}
ifnet_lock_done(ifp);
- return ((struct in6_ifaddr *)ifa);
+ return (struct in6_ifaddr *)ifa;
+}
+
+struct in6_ifaddr *
+in6ifa_ifpwithflag(struct ifnet * ifp, int flag)
+{
+ struct ifaddr *ifa;
+
+ ifnet_lock_shared(ifp);
+ TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list)
+ {
+ IFA_LOCK_SPIN(ifa);
+ if (ifa->ifa_addr->sa_family != AF_INET6) {
+ IFA_UNLOCK(ifa);
+ continue;
+ }
+ if ((((struct in6_ifaddr *)ifa)->ia6_flags & flag) == flag) {
+ IFA_ADDREF_LOCKED(ifa);
+ IFA_UNLOCK(ifa);
+ break;
+ }
+ IFA_UNLOCK(ifa);
+ }
+ ifnet_lock_done(ifp);
+
+ return (struct in6_ifaddr *)ifa;
}
/*
continue;
}
if (IN6_ARE_ADDR_EQUAL(addr, IFA_IN6(ifa))) {
- IFA_ADDREF_LOCKED(ifa); /* for caller */
+ IFA_ADDREF_LOCKED(ifa); /* for caller */
IFA_UNLOCK(ifa);
break;
}
}
ifnet_lock_done(ifp);
- return ((struct in6_ifaddr *)ifa);
+ return (struct in6_ifaddr *)ifa;
}
struct in6_ifaddr *
for (ia = in6_ifaddrs; ia; ia = ia->ia_next) {
IFA_LOCK(&ia->ia_ifa);
if (IN6_ARE_ADDR_EQUAL(addr, IFA_IN6(&ia->ia_ifa))) {
- IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for caller */
+ IFA_ADDREF_LOCKED(&ia->ia_ifa); /* for caller */
IFA_UNLOCK(&ia->ia_ifa);
break;
}
ia = NULL;
}
- return (ia);
+ return ia;
}
void
if (iscalendar) {
if (t_src->ia6ti_expire != 0 &&
- t_src->ia6ti_vltime != ND6_INFINITE_LIFETIME)
+ t_src->ia6ti_vltime != ND6_INFINITE_LIFETIME) {
t_dst->ia6t_expire = t_src->ia6ti_base_calendartime +
t_src->ia6ti_expire - t_src->ia6ti_base_uptime;
+ }
if (t_src->ia6ti_preferred != 0 &&
- t_src->ia6ti_pltime != ND6_INFINITE_LIFETIME)
+ t_src->ia6ti_pltime != ND6_INFINITE_LIFETIME) {
t_dst->ia6t_preferred = t_src->ia6ti_base_calendartime +
t_src->ia6ti_preferred - t_src->ia6ti_base_uptime;
+ }
} else {
if (t_src->ia6ti_expire != 0 &&
- t_src->ia6ti_vltime != ND6_INFINITE_LIFETIME)
+ t_src->ia6ti_vltime != ND6_INFINITE_LIFETIME) {
t_dst->ia6t_expire = t_src->ia6ti_expire;
+ }
if (t_src->ia6ti_preferred != 0 &&
- t_src->ia6ti_pltime != ND6_INFINITE_LIFETIME)
+ t_src->ia6ti_pltime != ND6_INFINITE_LIFETIME) {
t_dst->ia6t_preferred = t_src->ia6ti_preferred;
+ }
}
}
for (i = 0; i < 8; i++) {
if (dcolon == 1) {
if (*a == 0) {
- if (i == 7)
+ if (i == 7) {
*cp++ = ':';
+ }
a++;
continue;
- } else
+ } else {
dcolon = 2;
+ }
}
if (*a == 0) {
if (dcolon == 0 && *(a + 1) == 0) {
- if (i == 0)
+ if (i == 0) {
*cp++ = ':';
+ }
*cp++ = ':';
dcolon = 1;
} else {
*cp++ = digits[n];
zpad = 1;
}
- if ((n = *d & 0xf) != 0 || zpad)
+ if ((n = *d & 0xf) != 0 || zpad) {
*cp++ = digits[n];
+ }
*cp++ = ':';
a++;
}
*--cp = 0;
- return (ip6buf[ip6round]);
+ return ip6buf[ip6round];
}
int
struct sockaddr_in6 sin6;
int local = 0;
- if (IN6_IS_ADDR_LOOPBACK(in6) || IN6_IS_SCOPE_LINKLOCAL(in6))
- return (1);
+ if (IN6_IS_ADDR_LOOPBACK(in6) || IN6_IS_SCOPE_LINKLOCAL(in6)) {
+ return 1;
+ }
sin6.sin6_family = AF_INET6;
- sin6.sin6_len = sizeof (sin6);
- bcopy(in6, &sin6.sin6_addr, sizeof (*in6));
+ sin6.sin6_len = sizeof(sin6);
+ bcopy(in6, &sin6.sin6_addr, sizeof(*in6));
rt = rtalloc1((struct sockaddr *)&sin6, 0, 0);
if (rt != NULL) {
RT_LOCK_SPIN(rt);
- if (rt->rt_gateway->sa_family == AF_LINK)
+ if (rt->rt_gateway->sa_family == AF_LINK) {
local = 1;
+ }
RT_UNLOCK(rt);
rtfree(rt);
} else {
local = in6_localaddr(in6);
}
- return (local);
+ return local;
}
int
{
struct in6_ifaddr *ia;
- if (IN6_IS_ADDR_LOOPBACK(in6) || IN6_IS_ADDR_LINKLOCAL(in6))
- return (1);
+ if (IN6_IS_ADDR_LOOPBACK(in6) || IN6_IS_ADDR_LINKLOCAL(in6)) {
+ return 1;
+ }
lck_rw_lock_shared(&in6_ifaddr_rwlock);
for (ia = in6_ifaddrs; ia; ia = ia->ia_next) {
&ia->ia_prefixmask.sin6_addr)) {
IFA_UNLOCK(&ia->ia_ifa);
lck_rw_done(&in6_ifaddr_rwlock);
- return (1);
+ return 1;
}
IFA_UNLOCK(&ia->ia_ifa);
}
lck_rw_done(&in6_ifaddr_rwlock);
- return (0);
+ return 0;
}
/*
u_char *s = (u_char *)src, *d = (u_char *)dst;
u_char *lim = s + 16, r;
- while (s < lim)
+ while (s < lim) {
if ((r = (*d++ ^ *s++)) != 0) {
while (r < 128) {
match++;
r <<= 1;
}
break;
- } else
+ } else {
match += 8;
- return (match);
+ }
+ }
+ return match;
}
/* XXX: to be scope conscious */
/* sanity check */
if (0 > len || len > 128) {
log(LOG_ERR, "%s: invalid prefix length(%d)\n", __func__, len);
- return (0);
+ return 0;
}
bytelen = len / 8;
bitlen = len % 8;
- if (bcmp(&p1->s6_addr, &p2->s6_addr, bytelen))
- return (0);
+ if (bcmp(&p1->s6_addr, &p2->s6_addr, bytelen)) {
+ return 0;
+ }
if (bitlen != 0 &&
p1->s6_addr[bytelen] >> (8 - bitlen) !=
- p2->s6_addr[bytelen] >> (8 - bitlen))
- return (0);
+ p2->s6_addr[bytelen] >> (8 - bitlen)) {
+ return 0;
+ }
- return (1);
+ return 1;
}
void
return;
}
- bzero(maskp, sizeof (*maskp));
+ bzero(maskp, sizeof(*maskp));
bytelen = len / 8;
bitlen = len % 8;
- for (i = 0; i < bytelen; i++)
+ for (i = 0; i < bytelen; i++) {
maskp->s6_addr[i] = 0xff;
- if (bitlen)
+ }
+ if (bitlen) {
maskp->s6_addr[bytelen] = maskarray[bitlen - 1];
+ }
}
/*
struct in6_ifaddr *
in6_ifawithscope(struct ifnet *oifp, struct in6_addr *dst)
{
- int dst_scope = in6_addrscope(dst), src_scope, best_scope = 0;
+ int dst_scope = in6_addrscope(dst), src_scope, best_scope = 0;
int blen = -1;
struct ifaddr *ifa;
struct ifnet *ifp;
struct in6_ifaddr *ifa_best = NULL;
if (oifp == NULL) {
- return (NULL);
+ return NULL;
}
/*
* We can never take an address that breaks the scope zone
* of the destination.
*/
- if (in6_addr2scopeid(ifp, dst) != in6_addr2scopeid(oifp, dst))
+ if (in6_addr2scopeid(ifp, dst) != in6_addr2scopeid(oifp, dst)) {
continue;
+ }
ifnet_lock_shared(ifp);
TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list) {
* nor a duplicated address.
*/
if (((struct in6_ifaddr *)ifa)->ia6_flags &
- IN6_IFF_NOTREADY) {
+ (IN6_IFF_NOTREADY | IN6_IFF_CLAT46)) {
IFA_UNLOCK(ifa);
continue;
}
* If this is the first address we find,
* keep it anyway.
*/
- if (ifa_best == NULL)
+ if (ifa_best == NULL) {
goto replace;
+ }
/*
* ifa_best is never NULL beyond this line except
* scope(src) >= scope(dst))
*/
if (IN6_ARE_SCOPE_CMP(best_scope, dst_scope) < 0 &&
- IN6_ARE_SCOPE_CMP(src_scope, dst_scope) >= 0)
+ IN6_ARE_SCOPE_CMP(src_scope, dst_scope) >= 0) {
goto replace; /* (A) */
+ }
if (IN6_ARE_SCOPE_CMP(src_scope, dst_scope) < 0 &&
IN6_ARE_SCOPE_CMP(best_scope, dst_scope) >= 0) {
IFA_UNLOCK(ifa);
*/
if ((ifa_best->ia6_flags & IN6_IFF_DEPRECATED) &&
(((struct in6_ifaddr *)ifa)->ia6_flags &
- IN6_IFF_DEPRECATED) == 0)
+ IN6_IFF_DEPRECATED) == 0) {
goto replace;
+ }
/*
* When we use temporary addresses described in
ifat = (struct in6_ifaddr *)ifa;
if ((ifa_best->ia6_flags &
- (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY))
+ (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY))
== IN6_IFF_AUTOCONF &&
(ifat->ia6_flags &
- (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY))
- == (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY)) {
+ (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY))
+ == (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY)) {
goto replace;
}
if ((ifa_best->ia6_flags &
- (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY))
- == (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY) &&
+ (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY))
+ == (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY) &&
(ifat->ia6_flags &
- (IN6_IFF_AUTOCONF|IN6_IFF_TEMPORARY))
+ (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY))
== IN6_IFF_AUTOCONF) {
IFA_UNLOCK(ifa);
continue;
IFA_UNLOCK(ifa);
continue;
}
- if (bifp != oifp && ifp == oifp) /* (2) */
+ if (bifp != oifp && ifp == oifp) { /* (2) */
goto replace;
+ }
/*
* Both bifp and ifp are on the outgoing
*/
tlen = in6_matchlen(IFA_IN6(ifa), dst);
matchcmp = tlen - blen;
- if (matchcmp > 0) /* (3) */
+ if (matchcmp > 0) { /* (3) */
goto replace;
+ }
IFA_UNLOCK(ifa);
continue; /* (4) */
}
goto replace; /* (6) */
}
if (dscopecmp < 0) {
- if (bscopecmp > 0) /* (7) */
+ if (bscopecmp > 0) { /* (7) */
goto replace;
+ }
IFA_UNLOCK(ifa);
continue; /* (8) */
}
/* now dscopecmp must be 0 */
- if (bscopecmp < 0)
+ if (bscopecmp < 0) {
goto replace; /* (9) */
-
+ }
replace:
- IFA_ADDREF_LOCKED(ifa); /* for ifa_best */
+ IFA_ADDREF_LOCKED(ifa); /* for ifa_best */
blen = tlen >= 0 ? tlen :
in6_matchlen(IFA_IN6(ifa), dst);
best_scope =
in6_addrscope(&ifa2ia6(ifa)->ia_addr.sin6_addr);
IFA_UNLOCK(ifa);
- if (ifa_best)
+ if (ifa_best) {
IFA_REMREF(&ifa_best->ia_ifa);
+ }
ifa_best = (struct in6_ifaddr *)ifa;
}
ifnet_lock_done(ifp);
ifnet_head_done();
/* count statistics for future improvements */
- if (ifa_best == NULL)
+ if (ifa_best == NULL) {
ip6stat.ip6s_sources_none++;
- else {
+ } else {
IFA_LOCK_SPIN(&ifa_best->ia_ifa);
- if (oifp == ifa_best->ia_ifp)
+ if (oifp == ifa_best->ia_ifp) {
ip6stat.ip6s_sources_sameif[best_scope]++;
- else
+ } else {
ip6stat.ip6s_sources_otherif[best_scope]++;
+ }
- if (best_scope == dst_scope)
+ if (best_scope == dst_scope) {
ip6stat.ip6s_sources_samescope[best_scope]++;
- else
+ } else {
ip6stat.ip6s_sources_otherscope[best_scope]++;
+ }
- if ((ifa_best->ia6_flags & IN6_IFF_DEPRECATED) != 0)
+ if ((ifa_best->ia6_flags & IN6_IFF_DEPRECATED) != 0) {
ip6stat.ip6s_sources_deprecated[best_scope]++;
+ }
IFA_UNLOCK(&ifa_best->ia_ifa);
}
- return (ifa_best);
+ return ifa_best;
}
/*
struct in6_ifaddr *
in6_ifawithifp(struct ifnet *ifp, struct in6_addr *dst)
{
- int dst_scope = in6_addrscope(dst), blen = -1, tlen;
+ int dst_scope = in6_addrscope(dst), blen = -1, tlen;
struct ifaddr *ifa;
struct in6_ifaddr *besta = NULL;
- struct in6_ifaddr *dep[2]; /* last-resort: deprecated */
+ struct in6_ifaddr *dep[2]; /* last-resort: deprecated */
dep[0] = dep[1] = NULL;
IFA_UNLOCK(ifa);
continue; /* XXX: is there any case to allow anycast? */
}
- if (ifa2ia6(ifa)->ia6_flags & IN6_IFF_NOTREADY) {
+ if (ifa2ia6(ifa)->ia6_flags & (IN6_IFF_NOTREADY | IN6_IFF_CLAT46)) {
IFA_UNLOCK(ifa);
continue; /* don't use this interface */
}
}
if (ifa2ia6(ifa)->ia6_flags & IN6_IFF_DEPRECATED) {
if (ip6_use_deprecated) {
- IFA_ADDREF_LOCKED(ifa); /* for dep[0] */
+ IFA_ADDREF_LOCKED(ifa); /* for dep[0] */
IFA_UNLOCK(ifa);
- if (dep[0] != NULL)
+ if (dep[0] != NULL) {
IFA_REMREF(&dep[0]->ia_ifa);
+ }
dep[0] = (struct in6_ifaddr *)ifa;
} else {
IFA_UNLOCK(ifa);
IFA_UNLOCK(ifa);
IFA_LOCK(&besta->ia_ifa);
blen = in6_matchlen(
- &besta->ia_addr.sin6_addr, dst);
+ &besta->ia_addr.sin6_addr, dst);
IFA_UNLOCK(&besta->ia_ifa);
IFA_LOCK(ifa);
}
tlen = in6_matchlen(IFA_IN6(ifa), dst);
if (tlen > blen) {
blen = tlen;
- IFA_ADDREF_LOCKED(ifa); /* for besta */
+ IFA_ADDREF_LOCKED(ifa); /* for besta */
IFA_UNLOCK(ifa);
IFA_REMREF(&besta->ia_ifa);
besta = (struct in6_ifaddr *)ifa;
}
} else {
besta = (struct in6_ifaddr *)ifa;
- IFA_ADDREF_LOCKED(ifa); /* for besta */
+ IFA_ADDREF_LOCKED(ifa); /* for besta */
IFA_UNLOCK(ifa);
}
} else {
}
if (besta) {
ifnet_lock_done(ifp);
- if (dep[0] != NULL)
+ if (dep[0] != NULL) {
IFA_REMREF(&dep[0]->ia_ifa);
- return (besta);
+ }
+ return besta;
}
TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list) {
IFA_UNLOCK(ifa);
continue; /* XXX: is there any case to allow anycast? */
}
- if (ifa2ia6(ifa)->ia6_flags & IN6_IFF_NOTREADY) {
+ if (ifa2ia6(ifa)->ia6_flags & (IN6_IFF_NOTREADY | IN6_IFF_CLAT46)) {
IFA_UNLOCK(ifa);
continue; /* don't use this interface */
}
}
if (ifa2ia6(ifa)->ia6_flags & IN6_IFF_DEPRECATED) {
if (ip6_use_deprecated) {
- IFA_ADDREF_LOCKED(ifa); /* for dep[1] */
+ IFA_ADDREF_LOCKED(ifa); /* for dep[1] */
IFA_UNLOCK(ifa);
- if (dep[1] != NULL)
+ if (dep[1] != NULL) {
IFA_REMREF(&dep[1]->ia_ifa);
+ }
dep[1] = (struct in6_ifaddr *)ifa;
} else {
IFA_UNLOCK(ifa);
}
continue;
}
- IFA_ADDREF_LOCKED(ifa); /* for caller */
+ IFA_ADDREF_LOCKED(ifa); /* for caller */
IFA_UNLOCK(ifa);
ifnet_lock_done(ifp);
- if (dep[0] != NULL)
+ if (dep[0] != NULL) {
IFA_REMREF(&dep[0]->ia_ifa);
- if (dep[1] != NULL)
+ }
+ if (dep[1] != NULL) {
IFA_REMREF(&dep[1]->ia_ifa);
- return ((struct in6_ifaddr *)ifa);
+ }
+ return (struct in6_ifaddr *)ifa;
}
ifnet_lock_done(ifp);
/* use the last-resort values, that are, deprecated addresses */
if (dep[0]) {
- if (dep[1] != NULL)
+ if (dep[1] != NULL) {
IFA_REMREF(&dep[1]->ia_ifa);
- return (dep[0]);
+ }
+ return dep[0];
+ }
+ if (dep[1]) {
+ return dep[1];
}
- if (dep[1])
- return (dep[1]);
- return (NULL);
+ return NULL;
}
/*
struct nd_ifinfo *ndi = NULL;
ndi = ND_IFINFO(ifp);
- VERIFY((NULL != ndi) && (TRUE == ndi->initialized));
- if (!(ndi->flags & ND6_IFF_DAD))
+ VERIFY((NULL != ndi) && (TRUE == ndi->initialized));
+ if (!(ndi->flags & ND6_IFF_DAD)) {
return;
+ }
/* start DAD on all the interface addresses */
ifnet_lock_exclusive(ifp);
}
ia6 = (struct in6_ifaddr *)ifa;
if (ia6->ia6_flags & IN6_IFF_DADPROGRESS) {
- int delay = 0; /* delay ticks before DAD output */
+ int delay = 0; /* delay ticks before DAD output */
IFA_UNLOCK(ifa);
nd6_dad_start(ifa, &delay);
} else {
{
struct nd_ifinfo *ndi = NULL;
- if ((ifp->if_flags & IFF_LOOPBACK) != 0)
- return (0);
+ if ((ifp->if_flags & IFF_LOOPBACK) != 0) {
+ return 0;
+ }
ndi = ND_IFINFO(ifp);
- VERIFY((NULL != ndi) && (TRUE == ndi->initialized));
- if (!(ndi->flags & ND6_IFF_DAD))
- return (0);
+ VERIFY((NULL != ndi) && (TRUE == ndi->initialized));
+ if (!(ndi->flags & ND6_IFF_DAD)) {
+ return 0;
+ }
/*
* If we are using the alternative neighbor discovery
* for now, even when not marked as using the alternative
* interface. This is for historical reasons.
*/
- if (ifp->if_eflags &
- (IFEF_IPV6_ND6ALT|IFEF_LOCALNET_PRIVATE|IFEF_DIRECTLINK))
- return (0);
+ if (ifp->if_eflags &
+ (IFEF_IPV6_ND6ALT | IFEF_LOCALNET_PRIVATE | IFEF_DIRECTLINK)) {
+ return 0;
+ }
if (ifp->if_subfamily == IFNET_SUBFAMILY_IPSEC ||
- ifp->if_subfamily == IFNET_SUBFAMILY_UTUN) {
+ ifp->if_subfamily == IFNET_SUBFAMILY_UTUN) {
/*
* Ignore DAD for tunneling virtual interfaces, which get
* their IPv6 address explicitly assigned.
*/
- return (0);
+ return 0;
}
switch (ifp->if_type) {
* interfaces. We should even omit it, because loop-backed
* NS would confuse the DAD procedure.
*/
- return (0);
+ return 0;
default:
/*
* Our DAD routine requires the interface up and running.
* XXX: we should rather mark "tentative" on such addresses,
* and do DAD after the interface becomes ready.
*/
- if ((ifp->if_flags & (IFF_UP|IFF_RUNNING)) !=
- (IFF_UP|IFF_RUNNING))
- return (0);
+ if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) !=
+ (IFF_UP | IFF_RUNNING)) {
+ return 0;
+ }
- return (1);
+ return 1;
}
}
TAILQ_FOREACH(ifp, &ifnet_head, if_list) {
struct nd_ifinfo *ndi = NULL;
- if ((ndi = ND_IFINFO(ifp)) != NULL && !ndi->initialized)
+ if ((ndi = ND_IFINFO(ifp)) != NULL && !ndi->initialized) {
ndi = NULL;
- if (ndi != NULL)
+ }
+ if (ndi != NULL) {
lck_mtx_lock(&ndi->lock);
+ }
if ((ifp->if_flags & IFF_LOOPBACK) == 0 &&
- IN6_LINKMTU(ifp) > maxmtu)
+ IN6_LINKMTU(ifp) > maxmtu) {
maxmtu = IN6_LINKMTU(ifp);
- if (ndi != NULL)
+ }
+ if (ndi != NULL) {
lck_mtx_unlock(&ndi->lock);
+ }
}
ifnet_head_done();
- if (maxmtu) /* update only when maxmtu is positive */
+ if (maxmtu) { /* update only when maxmtu is positive */
in6_maxmtu = maxmtu;
+ }
}
/*
* Provide the length of interface identifiers to be used for the link attached
in6_if2idlen(struct ifnet *ifp)
{
switch (ifp->if_type) {
- case IFT_ETHER: /* RFC2464 */
- case IFT_IEEE8023ADLAG: /* IEEE802.3ad Link Aggregate */
+ case IFT_ETHER: /* RFC2464 */
+ case IFT_IEEE8023ADLAG: /* IEEE802.3ad Link Aggregate */
#ifdef IFT_PROPVIRTUAL
- case IFT_PROPVIRTUAL: /* XXX: no RFC. treat it as ether */
+ case IFT_PROPVIRTUAL: /* XXX: no RFC. treat it as ether */
#endif
#ifdef IFT_L2VLAN
- case IFT_L2VLAN: /* ditto */
+ case IFT_L2VLAN: /* ditto */
#endif
#ifdef IFT_IEEE80211
- case IFT_IEEE80211: /* ditto */
+ case IFT_IEEE80211: /* ditto */
#endif
#ifdef IFT_MIP
- case IFT_MIP: /* ditto */
+ case IFT_MIP: /* ditto */
#endif
- return (64);
- case IFT_FDDI: /* RFC2467 */
- return (64);
- case IFT_ISO88025: /* RFC2470 (IPv6 over Token Ring) */
- return (64);
- case IFT_PPP: /* RFC2472 */
- return (64);
- case IFT_ARCNET: /* RFC2497 */
- return (64);
- case IFT_FRELAY: /* RFC2590 */
- return (64);
- case IFT_IEEE1394: /* RFC3146 */
- return (64);
+ return 64;
+ case IFT_FDDI: /* RFC2467 */
+ return 64;
+ case IFT_ISO88025: /* RFC2470 (IPv6 over Token Ring) */
+ return 64;
+ case IFT_PPP: /* RFC2472 */
+ return 64;
+ case IFT_ARCNET: /* RFC2497 */
+ return 64;
+ case IFT_FRELAY: /* RFC2590 */
+ return 64;
+ case IFT_IEEE1394: /* RFC3146 */
+ return 64;
case IFT_GIF:
- return (64); /* draft-ietf-v6ops-mech-v2-07 */
+ return 64; /* draft-ietf-v6ops-mech-v2-07 */
case IFT_LOOP:
- return (64); /* XXX: is this really correct? */
+ return 64; /* XXX: is this really correct? */
case IFT_OTHER:
- return (64); /* for utun interfaces */
+ return 64; /* for utun interfaces */
case IFT_CELLULAR:
- return (64); /* Packet Data over Cellular */
+ return 64; /* Packet Data over Cellular */
case IFT_BRIDGE:
- return (64); /* Transparent bridge interface */
+ return 64; /* Transparent bridge interface */
default:
/*
* Unknown link type:
*/
log(LOG_NOTICE, "%s: unknown link type (%d)\n", __func__,
ifp->if_type);
- return (64);
+ return 64;
}
}
/*
void
in6_sin6_2_sin(struct sockaddr_in *sin, struct sockaddr_in6 *sin6)
{
- bzero(sin, sizeof (*sin));
- sin->sin_len = sizeof (struct sockaddr_in);
+ bzero(sin, sizeof(*sin));
+ sin->sin_len = sizeof(struct sockaddr_in);
sin->sin_family = AF_INET;
sin->sin_port = sin6->sin6_port;
sin->sin_addr.s_addr = sin6->sin6_addr.s6_addr32[3];
void
in6_sin_2_v4mapsin6(struct sockaddr_in *sin, struct sockaddr_in6 *sin6)
{
- bzero(sin6, sizeof (*sin6));
- sin6->sin6_len = sizeof (struct sockaddr_in6);
+ bzero(sin6, sizeof(*sin6));
+ sin6->sin6_len = sizeof(struct sockaddr_in6);
sin6->sin6_family = AF_INET6;
sin6->sin6_port = sin->sin_port;
sin6->sin6_addr.s6_addr32[0] = 0;
struct sockaddr_in *sin_p;
struct sockaddr_in6 *sin6_p;
- MALLOC(sin6_p, struct sockaddr_in6 *, sizeof (*sin6_p), M_SONAME,
+ MALLOC(sin6_p, struct sockaddr_in6 *, sizeof(*sin6_p), M_SONAME,
M_WAITOK);
- if (sin6_p == NULL)
- return (ENOBUFS);
+ if (sin6_p == NULL) {
+ return ENOBUFS;
+ }
sin_p = (struct sockaddr_in *)(void *)*nam;
in6_sin_2_v4mapsin6(sin_p, sin6_p);
FREE(*nam, M_SONAME);
*nam = (struct sockaddr *)sin6_p;
- return (0);
+ return 0;
}
/*
struct kev_in6_data in6_event_data;
struct in6_addrlifetime ia6_lt;
- bzero(&in6_event_data, sizeof (struct kev_in6_data));
- bzero(&ev_msg, sizeof (struct kev_msg));
- ev_msg.vendor_code = KEV_VENDOR_APPLE;
- ev_msg.kev_class = KEV_NETWORK_CLASS;
- ev_msg.kev_subclass = KEV_INET6_SUBCLASS;
- ev_msg.event_code = event_code;
+ bzero(&in6_event_data, sizeof(struct kev_in6_data));
+ bzero(&ev_msg, sizeof(struct kev_msg));
+ ev_msg.vendor_code = KEV_VENDOR_APPLE;
+ ev_msg.kev_class = KEV_NETWORK_CLASS;
+ ev_msg.kev_subclass = KEV_INET6_SUBCLASS;
+ ev_msg.event_code = event_code;
if (ifa) {
IFA_LOCK(&ifa->ia_ifa);
- in6_event_data.ia_addr = ifa->ia_addr;
- in6_event_data.ia_net = ifa->ia_net;
- in6_event_data.ia_dstaddr = ifa->ia_dstaddr;
- in6_event_data.ia_prefixmask = ifa->ia_prefixmask;
- in6_event_data.ia_plen = ifa->ia_plen;
- in6_event_data.ia6_flags = (u_int32_t)ifa->ia6_flags;
+ in6_event_data.ia_addr = ifa->ia_addr;
+ in6_event_data.ia_net = ifa->ia_net;
+ in6_event_data.ia_dstaddr = ifa->ia_dstaddr;
+ in6_event_data.ia_prefixmask = ifa->ia_prefixmask;
+ in6_event_data.ia_plen = ifa->ia_plen;
+ in6_event_data.ia6_flags = (u_int32_t)ifa->ia6_flags;
/* retrieve time as calendar time (last arg is 1) */
in6ifa_getlifetime(ifa, &ia6_lt, 1);
in6_event_data.link_data.if_unit = (u_int32_t)ifp->if_unit;
}
- if (mac != NULL)
- memcpy(&in6_event_data.ia_mac, mac,
+ if (mac != NULL) {
+ memcpy(&in6_event_data.ia_mac, mac,
sizeof(in6_event_data.ia_mac));
+ }
ev_msg.dv[0].data_ptr = &in6_event_data;
- ev_msg.dv[0].data_length = sizeof (in6_event_data);
+ ev_msg.dv[0].data_length = sizeof(in6_event_data);
ev_msg.dv[1].data_length = 0;
dlil_post_complete_msg(NULL, &ev_msg);
in6_cga_init();
in6_multi_init();
- PE_parse_boot_argn("ifa_debug", &in6ifa_debug, sizeof (in6ifa_debug));
+ PE_parse_boot_argn("ifa_debug", &in6ifa_debug, sizeof(in6ifa_debug));
- in6ifa_size = (in6ifa_debug == 0) ? sizeof (struct in6_ifaddr) :
- sizeof (struct in6_ifaddr_dbg);
+ in6ifa_size = (in6ifa_debug == 0) ? sizeof(struct in6_ifaddr) :
+ sizeof(struct in6_ifaddr_dbg);
in6ifa_zone = zinit(in6ifa_size, IN6IFA_ZONE_MAX * in6ifa_size,
0, IN6IFA_ZONE_NAME);
}
}
- return (in6ifa);
+ return in6ifa;
}
static void
(struct in6_ifaddr_dbg *)ifa;
ctrace_record(&in6ifa_dbg->in6ifa_free);
bcopy(&in6ifa_dbg->in6ifa, &in6ifa_dbg->in6ifa_old,
- sizeof (struct in6_ifaddr));
+ sizeof(struct in6_ifaddr));
if (ifa->ifa_debug & IFD_TRASHED) {
/* Become a regular mutex, just in case */
IFA_CONVERT_LOCK(ifa);
}
IFA_UNLOCK(ifa);
ifa_lock_destroy(ifa);
- bzero(ifa, sizeof (struct in6_ifaddr));
+ bzero(ifa, sizeof(struct in6_ifaddr));
zfree(in6ifa_zone, ifa);
}
struct in6pcb *in6p = sotoin6pcb(so);
sae_associd_t aid;
- if (in6p == NULL || in6p->inp_state == INPCB_STATE_DEAD)
- return (EINVAL);
+ if (in6p == NULL || in6p->inp_state == INPCB_STATE_DEAD) {
+ return EINVAL;
+ }
/* IN6PCB has no concept of association */
aid = SAE_ASSOCID_ANY;
*cnt = 0;
/* just asking how many there are? */
- if (aidp == USER_ADDR_NULL)
- return (0);
+ if (aidp == USER_ADDR_NULL) {
+ return 0;
+ }
- return (copyout(&aid, aidp, sizeof (aid)));
+ return copyout(&aid, aidp, sizeof(aid));
}
/*
struct in6pcb *in6p = sotoin6pcb(so);
sae_connid_t cid;
- if (in6p == NULL || in6p->inp_state == INPCB_STATE_DEAD)
- return (EINVAL);
+ if (in6p == NULL || in6p->inp_state == INPCB_STATE_DEAD) {
+ return EINVAL;
+ }
- if (aid != SAE_ASSOCID_ANY && aid != SAE_ASSOCID_ALL)
- return (EINVAL);
+ if (aid != SAE_ASSOCID_ANY && aid != SAE_ASSOCID_ALL) {
+ return EINVAL;
+ }
/* if connected, return 1 connection count */
*cnt = ((so->so_state & SS_ISCONNECTED) ? 1 : 0);
/* just asking how many there are? */
- if (cidp == USER_ADDR_NULL)
- return (0);
+ if (cidp == USER_ADDR_NULL) {
+ return 0;
+ }
/* if IN6PCB is connected, assign it connid 1 */
cid = ((*cnt != 0) ? 1 : SAE_CONNID_ANY);
- return (copyout(&cid, cidp, sizeof (cid)));
+ return copyout(&cid, cidp, sizeof(cid));
}
/*
*ifindex = ((ifp != NULL) ? ifp->if_index : 0);
*soerror = so->so_error;
*flags = 0;
- if (so->so_state & SS_ISCONNECTED)
+ if (so->so_state & SS_ISCONNECTED) {
*flags |= (CIF_CONNECTED | CIF_PREFERRED);
- if (in6p->in6p_flags & INP_BOUND_IF)
+ }
+ if (in6p->in6p_flags & INP_BOUND_IF) {
*flags |= CIF_BOUND_IF;
- if (!(in6p->in6p_flags & INP_IN6ADDR_ANY))
+ }
+ if (!(in6p->in6p_flags & INP_IN6ADDR_ANY)) {
*flags |= CIF_BOUND_IP;
- if (!(in6p->in6p_flags & INP_ANONPORT))
+ }
+ if (!(in6p->in6p_flags & INP_ANONPORT)) {
*flags |= CIF_BOUND_PORT;
+ }
- bzero(&sin6, sizeof (sin6));
- sin6.sin6_len = sizeof (sin6);
+ bzero(&sin6, sizeof(sin6));
+ sin6.sin6_len = sizeof(sin6);
sin6.sin6_family = AF_INET6;
/* source address and port */
*src_len = sin6.sin6_len;
} else {
if (src != USER_ADDR_NULL) {
- copy_len = min(*src_len, sizeof (sin6));
+ copy_len = min(*src_len, sizeof(sin6));
error = copyout(&sin6, src, copy_len);
- if (error != 0)
+ if (error != 0) {
goto out;
+ }
*src_len = copy_len;
}
}
*dst_len = sin6.sin6_len;
} else {
if (dst != USER_ADDR_NULL) {
- copy_len = min(*dst_len, sizeof (sin6));
+ copy_len = min(*dst_len, sizeof(sin6));
error = copyout(&sin6, dst, copy_len);
- if (error != 0)
+ if (error != 0) {
goto out;
+ }
*dst_len = copy_len;
}
}
*aux_type = CIAUX_TCP;
if (*aux_len == 0) {
- *aux_len = sizeof (tcp_ci);
+ *aux_len = sizeof(tcp_ci);
} else {
if (aux_data != USER_ADDR_NULL) {
- copy_len = min(*aux_len, sizeof (tcp_ci));
- bzero(&tcp_ci, sizeof (tcp_ci));
+ copy_len = min(*aux_len, sizeof(tcp_ci));
+ bzero(&tcp_ci, sizeof(tcp_ci));
tcp_getconninfo(so, &tcp_ci);
error = copyout(&tcp_ci, aux_data, copy_len);
- if (error != 0)
+ if (error != 0) {
goto out;
+ }
*aux_len = copy_len;
}
}
}
out:
- return (error);
+ return error;
}
/*
struct in6_llentry *lle;
MALLOC(lle, struct in6_llentry *, sizeof(struct in6_llentry), M_LLTABLE, M_NOWAIT | M_ZERO);
- if (lle == NULL) /* NB: caller generates msg */
+ if (lle == NULL) { /* NB: caller generates msg */
return NULL;
+ }
lle->base.r_l3addr.addr6 = *addr6;
lle->base.lle_refcnt = 1;
return NULL;
}
#endif
- return (&lle->base);
+ return &lle->base;
}
static int
in6_lltable_match_prefix(const struct sockaddr *saddr,
- const struct sockaddr *smask, u_int flags, struct llentry *lle)
+ const struct sockaddr *smask, u_int flags, struct llentry *lle)
{
const struct in6_addr *addr, *mask, *lle_addr;
mask = &((const struct sockaddr_in6 *)(const void *)smask)->sin6_addr;
lle_addr = &lle->r_l3addr.addr6;
- if (IN6_ARE_MASKED_ADDR_EQUAL(lle_addr, addr, mask) == 0)
- return (0);
+ if (IN6_ARE_MASKED_ADDR_EQUAL(lle_addr, addr, mask) == 0) {
+ return 0;
+ }
if (lle->la_flags & LLE_IFADDR) {
/*
* being matched.
*/
if (IN6_ARE_ADDR_EQUAL(addr, lle_addr) &&
- (flags & LLE_STATIC) != 0)
- return (1);
- return (0);
+ (flags & LLE_STATIC) != 0) {
+ return 1;
+ }
+ return 0;
}
/* flags & LLE_STATIC means deleting both dynamic and static entries */
- if ((flags & LLE_STATIC) || !(lle->la_flags & LLE_STATIC))
- return (1);
+ if ((flags & LLE_STATIC) || !(lle->la_flags & LLE_STATIC)) {
+ return 1;
+ }
- return (0);
+ return 0;
}
static void
#if 0
/* XXX TBD */
- if (thread_call_cancel(lle->lle_timer) == TRUE)
+ if (thread_call_cancel(lle->lle_timer) == TRUE) {
LLE_REMREF(lle);
+ }
#endif
llentry_free(lle);
}
static int
in6_lltable_rtcheck(struct ifnet *ifp,
- u_int flags, const struct sockaddr *l3addr)
+ u_int flags, const struct sockaddr *l3addr)
{
#pragma unused(flags)
struct rtentry *rt;
KASSERT(l3addr->sa_family == AF_INET6,
- ("sin_family %d", l3addr->sa_family));
+ ("sin_family %d", l3addr->sa_family));
/* XXX rtalloc1 should take a const param */
rt = rtalloc1(__DECONST(struct sockaddr *, l3addr), 0, 0);
if (rt == NULL || (rt->rt_flags & RTF_GATEWAY) || rt->rt_ifp != ifp) {
ifa = ifaof_ifpforaddr(__DECONST(struct sockaddr *, l3addr), ifp);
if (ifa != NULL) {
IFA_REMREF(ifa);
- if (rt != NULL)
+ if (rt != NULL) {
rtfree(rt);
+ }
return 0;
}
log(LOG_INFO, "IPv6 address: \"%s\" is not on the network\n",
ip6_sprintf(&((const struct sockaddr_in6 *)(const void *)l3addr)->sin6_addr));
- if (rt != NULL)
+ if (rt != NULL) {
rtfree(rt);
+ }
return EINVAL;
}
rtfree(rt);
static inline uint32_t
in6_lltable_hash_dst(const struct in6_addr *dst, uint32_t hsize)
{
- return (IN6_LLTBL_HASH(dst->s6_addr32[3], hsize));
+ return IN6_LLTBL_HASH(dst->s6_addr32[3], hsize);
}
static uint32_t
in6_lltable_hash(const struct llentry *lle, uint32_t hsize)
{
- return (in6_lltable_hash_dst(&lle->r_l3addr.addr6, hsize));
+ return in6_lltable_hash_dst(&lle->r_l3addr.addr6, hsize);
}
static void
hashidx = in6_lltable_hash_dst(dst, llt->llt_hsize);
lleh = &llt->lle_head[hashidx];
LIST_FOREACH(lle, lleh, lle_next) {
- if (lle->la_flags & LLE_DELETED)
+ if (lle->la_flags & LLE_DELETED) {
continue;
- if (IN6_ARE_ADDR_EQUAL(&lle->r_l3addr.addr6, dst))
+ }
+ if (IN6_ARE_ADDR_EQUAL(&lle->r_l3addr.addr6, dst)) {
break;
+ }
}
- return (lle);
+ return lle;
}
static void
static struct llentry *
in6_lltable_alloc(struct lltable *llt, u_int flags,
- const struct sockaddr *l3addr)
+ const struct sockaddr *l3addr)
{
const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)(const void *)l3addr;
struct ifnet *ifp = llt->llt_ifp;
struct llentry *lle;
KASSERT(l3addr->sa_family == AF_INET6,
- ("sin_family %d", l3addr->sa_family));
+ ("sin_family %d", l3addr->sa_family));
/*
* A route that covers the given address must have
* verify this.
*/
if (!(flags & LLE_IFADDR) &&
- in6_lltable_rtcheck(ifp, flags, l3addr) != 0)
- return (NULL);
+ in6_lltable_rtcheck(ifp, flags, l3addr) != 0) {
+ return NULL;
+ }
lle = in6_lltable_new(&sin6->sin6_addr, flags);
if (lle == NULL) {
log(LOG_INFO, "lla_lookup: new lle malloc failed\n");
- return (NULL);
+ return NULL;
}
lle->la_flags = flags;
if ((flags & LLE_IFADDR) == LLE_IFADDR) {
lle->la_flags |= LLE_STATIC;
}
- if ((lle->la_flags & LLE_STATIC) != 0)
+ if ((lle->la_flags & LLE_STATIC) != 0) {
lle->ln_state = ND6_LLINFO_REACHABLE;
+ }
- return (lle);
+ return lle;
}
static struct llentry *
in6_lltable_lookup(struct lltable *llt, u_int flags,
- const struct sockaddr *l3addr)
+ const struct sockaddr *l3addr)
{
const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)(const void *)l3addr;
struct llentry *lle;
IF_AFDATA_LOCK_ASSERT(llt->llt_ifp, llt->llt_af);
KASSERT(l3addr->sa_family == AF_INET6,
- ("sin_family %d", l3addr->sa_family));
+ ("sin_family %d", l3addr->sa_family));
lle = in6_lltable_find_dst(llt, &sin6->sin6_addr);
- if (lle == NULL)
- return (NULL);
+ if (lle == NULL) {
+ return NULL;
+ }
- KASSERT((flags & (LLE_UNLOCKED|LLE_EXCLUSIVE)) !=
- (LLE_UNLOCKED|LLE_EXCLUSIVE),("wrong lle request flags: 0x%X",
- flags));
+ KASSERT((flags & (LLE_UNLOCKED | LLE_EXCLUSIVE)) !=
+ (LLE_UNLOCKED | LLE_EXCLUSIVE), ("wrong lle request flags: 0x%X",
+ flags));
- if (flags & LLE_UNLOCKED)
- return (lle);
+ if (flags & LLE_UNLOCKED) {
+ return lle;
+ }
- if (flags & LLE_EXCLUSIVE)
+ if (flags & LLE_EXCLUSIVE) {
LLE_WLOCK(lle);
- else
+ } else {
LLE_RLOCK(lle);
- return (lle);
+ }
+ return lle;
}
static int
in6_lltable_dump_entry(struct lltable *llt, struct llentry *lle,
- struct sysctl_req *wr)
+ struct sysctl_req *wr)
{
struct ifnet *ifp = llt->llt_ifp;
/* XXX stack use */
bzero(&ndpc, sizeof(ndpc));
/* skip deleted entries */
- if ((lle->la_flags & LLE_DELETED) == LLE_DELETED)
- return (0);
+ if ((lle->la_flags & LLE_DELETED) == LLE_DELETED) {
+ return 0;
+ }
/* Skip if jailed and not a valid IP of the prison. */
lltable_fill_sa_entry(lle,
- (struct sockaddr *)&ndpc.sin6);
+ (struct sockaddr *)&ndpc.sin6);
/*
* produce a msg made of:
* struct rt_msghdr;
ndpc.rtm.rtm_addrs = RTA_DST | RTA_GATEWAY;
/* publish */
- if (lle->la_flags & LLE_PUB)
+ if (lle->la_flags & LLE_PUB) {
ndpc.rtm.rtm_flags |= RTF_ANNOUNCE;
+ }
sdl = &ndpc.sdl;
sdl->sdl_family = AF_LINK;
sdl->sdl_len = sizeof(*sdl);
clock_get_calendar_microtime(&secs, &usecs);
ndpc.rtm.rtm_rmx.rmx_expire = lle->la_expire +
- lle->lle_remtime / hz +
- secs - net_uptime();
+ lle->lle_remtime / hz +
+ secs - net_uptime();
}
ndpc.rtm.rtm_flags |= (RTF_HOST | RTF_LLDATA);
- if (lle->la_flags & LLE_STATIC)
+ if (lle->la_flags & LLE_STATIC) {
ndpc.rtm.rtm_flags |= RTF_STATIC;
- if (lle->la_flags & LLE_IFADDR)
+ }
+ if (lle->la_flags & LLE_IFADDR) {
ndpc.rtm.rtm_flags |= RTF_PINNED;
- if (lle->ln_router != 0)
+ }
+ if (lle->ln_router != 0) {
ndpc.rtm.rtm_flags |= RTF_GATEWAY;
+ }
ndpc.rtm.rtm_rmx.rmx_pksent = lle->la_asked;
/* Store state in rmx_weight value */
ndpc.rtm.rtm_rmx.rmx_state = lle->ln_state;
ndpc.rtm.rtm_index = ifp->if_index;
error = SYSCTL_OUT(wr, &ndpc, sizeof(ndpc));
- return (error);
+ return error;
}
struct lltable *
llt->llt_match_prefix = in6_lltable_match_prefix;
lltable_link(llt);
- return (llt);
+ return llt;
}
void
in6_ip6_to_sockaddr(const struct in6_addr *ip6, u_int16_t port,
- struct sockaddr_in6 *sin6, u_int32_t maxlen)
+ struct sockaddr_in6 *sin6, u_int32_t maxlen)
{
if (maxlen < sizeof(struct sockaddr_in6)) {
return;
.sin6_addr = *ip6,
};
- if (IN6_IS_SCOPE_EMBED(&sin6->sin6_addr))
- {
+ if (IN6_IS_SCOPE_EMBED(&sin6->sin6_addr)) {
sin6->sin6_scope_id = ntohs(sin6->sin6_addr.s6_addr16[1]);
sin6->sin6_addr.s6_addr16[1] = 0;
}
};
struct in6_event2kev in6_event2kev_array[IN6_EVENT_MAX] = {
-{
- .in6_event_code = IN6_ADDR_MARKED_DUPLICATED,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_DAD_FAILURE,
- .in6_event_str = "IN6_ADDR_MARKED_DUPLICATED",
-},
-{
- .in6_event_code = IN6_ADDR_MARKED_DETACHED,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_ADDR_DETACHED,
- .in6_event_str = "IN6_ADDR_MARKED_DETACHED",
-},
-{
- .in6_event_code = IN6_ADDR_MARKED_DEPRECATED,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_ADDR_DEPRECATED,
- .in6_event_str = "IN6_ADDR_MARKED_DEPRECATED",
-},
-{
- .in6_event_code = IN6_NDP_RTR_EXPIRY,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_RTR_EXPIRED,
- .in6_event_str = "IN6_NDP_RTR_EXPIRY",
-},
-{
- .in6_event_code = IN6_NDP_PFX_EXPIRY,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_PFX_EXPIRED,
- .in6_event_str = "IN6_NDP_PFX_EXPIRY",
-},
-{
- .in6_event_code = IN6_NDP_ADDR_EXPIRY,
- .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
- .in6_event_kev_code = KEV_ND6_ADDR_EXPIRED,
- .in6_event_str = "IN6_NDP_ADDR_EXPIRY",
-},
+ {
+ .in6_event_code = IN6_ADDR_MARKED_DUPLICATED,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_DAD_FAILURE,
+ .in6_event_str = "IN6_ADDR_MARKED_DUPLICATED",
+ },
+ {
+ .in6_event_code = IN6_ADDR_MARKED_DETACHED,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_ADDR_DETACHED,
+ .in6_event_str = "IN6_ADDR_MARKED_DETACHED",
+ },
+ {
+ .in6_event_code = IN6_ADDR_MARKED_DEPRECATED,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_ADDR_DEPRECATED,
+ .in6_event_str = "IN6_ADDR_MARKED_DEPRECATED",
+ },
+ {
+ .in6_event_code = IN6_NDP_RTR_EXPIRY,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_RTR_EXPIRED,
+ .in6_event_str = "IN6_NDP_RTR_EXPIRY",
+ },
+ {
+ .in6_event_code = IN6_NDP_PFX_EXPIRY,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_PFX_EXPIRED,
+ .in6_event_str = "IN6_NDP_PFX_EXPIRY",
+ },
+ {
+ .in6_event_code = IN6_NDP_ADDR_EXPIRY,
+ .in6_event_kev_subclass = KEV_ND6_SUBCLASS,
+ .in6_event_kev_code = KEV_ND6_ADDR_EXPIRED,
+ .in6_event_str = "IN6_NDP_ADDR_EXPIRY",
+ },
};
void
&p_in6_ev->in6_address, p_in6_ev->val);
}
-struct in6_event_nwk_wq_entry
-{
+struct in6_event_nwk_wq_entry {
struct nwk_wq_entry nwk_wqe;
struct in6_event in6_ev_arg;
};
projects / apple / xnu.git / blobdiff