#ifdef CONFIG_IP_MROUTE
#include <linux/mroute.h>
#endif
+#include <linux/vs_limit.h>
DEFINE_SNMP_STAT(struct linux_mib, net_statistics);
if (inet->opt)
kfree(inet->opt);
+
+ vx_sock_dec(sk);
+ clr_vx_info(&sk->sk_vx_info);
+ sk->sk_xid = -1;
+ clr_nx_info(&sk->sk_nx_info);
+ sk->sk_nid = -1;
+
dst_release(sk->sk_dst_cache);
#ifdef INET_REFCNT_DEBUG
atomic_dec(&inet_sock_nr);
#endif
}
-void inet_sock_release(struct sock *sk)
-{
- if (sk->sk_prot->destroy)
- sk->sk_prot->destroy(sk);
-
- /* Observation: when inet_sock_release is called, processes have
- * no access to socket. But net still has.
- * Step one, detach it from networking:
- *
- * A. Remove from hash tables.
- */
-
- sk->sk_prot->unhash(sk);
-
- /* In this point socket cannot receive new packets,
- * but it is possible that some packets are in flight
- * because some CPU runs receiver and did hash table lookup
- * before we unhashed socket. They will achieve receive queue
- * and will be purged by socket destructor.
- *
- * Also we still have packets pending on receive
- * queue and probably, our own packets waiting in device queues.
- * sock_destroy will drain receive queue, but transmitted
- * packets will delay socket destruction until the last reference
- * will be released.
- */
-
- sock_orphan(sk);
-
- xfrm_sk_free_policy(sk);
-
-#ifdef INET_REFCNT_DEBUG
- if (atomic_read(&sk->sk_refcnt) != 1)
- printk(KERN_DEBUG "Destruction inet %p delayed, c=%d\n",
- sk, atomic_read(&sk->sk_refcnt));
-#endif
- sock_put(sk);
-}
-
-
/*
* The routines beyond this point handle the behaviour of an AF_INET
* socket object. Mostly it punts to the subprotocols of IP to do
* the work.
*/
-/*
- * Set socket options on an inet socket.
- */
-int inet_setsockopt(struct socket *sock, int level, int optname,
- char *optval, int optlen)
-{
- struct sock *sk = sock->sk;
-
- return sk->sk_prot->setsockopt(sk, level, optname, optval, optlen);
-}
-
-/*
- * Get a socket option on an AF_INET socket.
- *
- * FIX: POSIX 1003.1g is very ambiguous here. It states that
- * asynchronous errors should be reported by getsockopt. We assume
- * this means if you specify SO_ERROR (otherwise whats the point of it).
- */
-
-int inet_getsockopt(struct socket *sock, int level, int optname,
- char *optval, int *optlen)
-{
- struct sock *sk = sock->sk;
-
- return sk->sk_prot->getsockopt(sk, level, optname, optval, optlen);
-}
-
/*
* Automatically bind an unbound socket.
*/
if (!answer)
goto out_sk_free;
err = -EPERM;
+ if ((protocol == IPPROTO_ICMP) && vx_ccaps(VXC_RAW_ICMP))
+ goto override;
if (answer->capability > 0 && !capable(answer->capability))
goto out_sk_free;
+override:
err = -EPROTONOSUPPORT;
if (!protocol)
goto out_sk_free;
sk->sk_family = PF_INET;
sk->sk_protocol = protocol;
sk->sk_backlog_rcv = sk->sk_prot->backlog_rcv;
+
+ set_vx_info(&sk->sk_vx_info, current->vx_info);
+ sk->sk_xid = vx_current_xid();
+ vx_sock_inc(sk);
+ set_nx_info(&sk->sk_nx_info, current->nx_info);
+ sk->sk_nid = nx_current_nid();
inet->uc_ttl = -1;
inet->mc_loop = 1;
if (sk->sk_prot->init) {
err = sk->sk_prot->init(sk);
if (err)
- inet_sock_release(sk);
+ sk_common_release(sk);
}
out:
return err;
!(current->flags & PF_EXITING))
timeout = sk->sk_lingertime;
sock->sk = NULL;
+ vx_sock_dec(sk);
+ clr_vx_info(&sk->sk_vx_info);
+ sk->sk_xid = -1;
+ clr_nx_info(&sk->sk_nx_info);
+ sk->sk_nid = -1;
sk->sk_prot->close(sk, timeout);
}
return 0;
unsigned short snum;
int chk_addr_ret;
int err;
+ __u32 s_addr; /* Address used for validation */
+ __u32 s_addr1;
+ __u32 s_addr2 = 0xffffffffl; /* Optional address of the socket */
+ struct nx_info *nxi = sk->sk_nx_info;
/* If the socket has its own bind function then use it. (RAW) */
if (sk->sk_prot->bind) {
if (addr_len < sizeof(struct sockaddr_in))
goto out;
- chk_addr_ret = inet_addr_type(addr->sin_addr.s_addr);
+ s_addr = s_addr1 = addr->sin_addr.s_addr;
+ vxdprintk(VXD_CBIT(net, 3),
+ "inet_bind(%p) %p,%p;%lx",
+ sk, sk->sk_nx_info, sk->sk_socket,
+ (sk->sk_socket?sk->sk_socket->flags:0));
+ if (nxi) {
+ __u32 v4_bcast = nxi->v4_bcast;
+ __u32 ipv4root = nxi->ipv4[0];
+ int nbipv4 = nxi->nbipv4;
+ if (s_addr == 0) {
+ s_addr = ipv4root;
+ if (nbipv4 > 1)
+ s_addr1 = 0;
+ else {
+ s_addr1 = ipv4root;
+ }
+ s_addr2 = v4_bcast;
+ } else if (s_addr == 0x0100007f) {
+ s_addr = s_addr1 = ipv4root;
+ } else if (s_addr != v4_bcast) {
+ int i;
+ for (i=0; i<nbipv4; i++) {
+ if (s_addr == nxi->ipv4[i])
+ break;
+ }
+ if (i == nbipv4) {
+ return -EADDRNOTAVAIL;
+ }
+ }
+ }
+ chk_addr_ret = inet_addr_type(s_addr);
/* Not specified by any standard per-se, however it breaks too
* many applications when removed. It is unfortunate since
err = -EADDRNOTAVAIL;
if (!sysctl_ip_nonlocal_bind &&
!inet->freebind &&
- addr->sin_addr.s_addr != INADDR_ANY &&
+ s_addr != INADDR_ANY &&
chk_addr_ret != RTN_LOCAL &&
chk_addr_ret != RTN_MULTICAST &&
chk_addr_ret != RTN_BROADCAST)
if (sk->sk_state != TCP_CLOSE || inet->num)
goto out_release_sock;
- inet->rcv_saddr = inet->saddr = addr->sin_addr.s_addr;
+ inet->rcv_saddr = inet->saddr = s_addr1;
+ inet->rcv_saddr2 = s_addr2;
if (chk_addr_ret == RTN_MULTICAST || chk_addr_ret == RTN_BROADCAST)
inet->saddr = 0; /* Use device */
return 0;
}
-
-int inet_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
- size_t size, int flags)
-{
- struct sock *sk = sock->sk;
- int addr_len = 0;
- int err;
-
- err = sk->sk_prot->recvmsg(iocb, sk, msg, size, flags & MSG_DONTWAIT,
- flags & ~MSG_DONTWAIT, &addr_len);
- if (err >= 0)
- msg->msg_namelen = addr_len;
- return err;
-}
-
-
int inet_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
size_t size)
{
switch (cmd) {
case SIOCGSTAMP:
- err = sock_get_timestamp(sk, (struct timeval *)arg);
+ err = sock_get_timestamp(sk, (struct timeval __user *)arg);
break;
case SIOCADDRT:
case SIOCDELRT:
case SIOCRTMSG:
- err = ip_rt_ioctl(cmd, (void *)arg);
+ err = ip_rt_ioctl(cmd, (void __user *)arg);
break;
case SIOCDARP:
case SIOCGARP:
case SIOCSARP:
- err = arp_ioctl(cmd, (void *)arg);
+ err = arp_ioctl(cmd, (void __user *)arg);
break;
case SIOCGIFADDR:
case SIOCSIFADDR:
case SIOCSIFPFLAGS:
case SIOCGIFPFLAGS:
case SIOCSIFFLAGS:
- err = devinet_ioctl(cmd, (void *)arg);
+ err = devinet_ioctl(cmd, (void __user *)arg);
break;
default:
if (!sk->sk_prot->ioctl ||
(err = sk->sk_prot->ioctl(sk, cmd, arg)) ==
-ENOIOCTLCMD)
- err = dev_ioctl(cmd, (void *)arg);
+ err = dev_ioctl(cmd, (void __user *)arg);
break;
}
return err;
.ioctl = inet_ioctl,
.listen = inet_listen,
.shutdown = inet_shutdown,
- .setsockopt = inet_setsockopt,
- .getsockopt = inet_getsockopt,
+ .setsockopt = sock_common_setsockopt,
+ .getsockopt = sock_common_getsockopt,
.sendmsg = inet_sendmsg,
- .recvmsg = inet_recvmsg,
+ .recvmsg = sock_common_recvmsg,
.mmap = sock_no_mmap,
.sendpage = tcp_sendpage
};
.ioctl = inet_ioctl,
.listen = sock_no_listen,
.shutdown = inet_shutdown,
- .setsockopt = inet_setsockopt,
- .getsockopt = inet_getsockopt,
+ .setsockopt = sock_common_setsockopt,
+ .getsockopt = sock_common_getsockopt,
.sendmsg = inet_sendmsg,
- .recvmsg = inet_recvmsg,
+ .recvmsg = sock_common_recvmsg,
.mmap = sock_no_mmap,
.sendpage = inet_sendpage,
};
spin_lock_bh(&inetsw_lock);
- if (p->type > SOCK_MAX)
+ if (p->type >= SOCK_MAX)
goto out_illegal;
/* If we are trying to override a permanent protocol, bail. */
}
#ifdef CONFIG_IP_MULTICAST
-static struct inet_protocol igmp_protocol = {
+static struct net_protocol igmp_protocol = {
.handler = igmp_rcv,
};
#endif
-static struct inet_protocol tcp_protocol = {
+static struct net_protocol tcp_protocol = {
.handler = tcp_v4_rcv,
.err_handler = tcp_v4_err,
.no_policy = 1,
};
-static struct inet_protocol udp_protocol = {
+static struct net_protocol udp_protocol = {
.handler = udp_rcv,
.err_handler = udp_err,
.no_policy = 1,
};
-static struct inet_protocol icmp_protocol = {
+static struct net_protocol icmp_protocol = {
.handler = icmp_rcv,
};
{
net_statistics[0] = alloc_percpu(struct linux_mib);
net_statistics[1] = alloc_percpu(struct linux_mib);
- ip_statistics[0] = alloc_percpu(struct ip_mib);
- ip_statistics[1] = alloc_percpu(struct ip_mib);
+ ip_statistics[0] = alloc_percpu(struct ipstats_mib);
+ ip_statistics[1] = alloc_percpu(struct ipstats_mib);
icmp_statistics[0] = alloc_percpu(struct icmp_mib);
icmp_statistics[1] = alloc_percpu(struct icmp_mib);
tcp_statistics[0] = alloc_percpu(struct tcp_mib);
tcp_sk_cachep = kmem_cache_create("tcp_sock",
sizeof(struct tcp_sock), 0,
- SLAB_HWCACHE_ALIGN, 0, 0);
+ SLAB_HWCACHE_ALIGN, NULL, NULL);
udp_sk_cachep = kmem_cache_create("udp_sock",
sizeof(struct udp_sock), 0,
- SLAB_HWCACHE_ALIGN, 0, 0);
+ SLAB_HWCACHE_ALIGN, NULL, NULL);
raw4_sk_cachep = kmem_cache_create("raw4_sock",
sizeof(struct raw_sock), 0,
- SLAB_HWCACHE_ALIGN, 0, 0);
+ SLAB_HWCACHE_ALIGN, NULL, NULL);
if (!tcp_sk_cachep || !udp_sk_cachep || !raw4_sk_cachep)
printk(KERN_CRIT
"inet_init: Can't create protocol sock SLAB caches!\n");
EXPORT_SYMBOL(inet_dgram_ops);
EXPORT_SYMBOL(inet_family_ops);
EXPORT_SYMBOL(inet_getname);
-EXPORT_SYMBOL(inet_getsockopt);
EXPORT_SYMBOL(inet_ioctl);
EXPORT_SYMBOL(inet_listen);
-EXPORT_SYMBOL(inet_recvmsg);
EXPORT_SYMBOL(inet_register_protosw);
EXPORT_SYMBOL(inet_release);
EXPORT_SYMBOL(inet_sendmsg);
-EXPORT_SYMBOL(inet_setsockopt);
EXPORT_SYMBOL(inet_shutdown);
EXPORT_SYMBOL(inet_sock_destruct);
-EXPORT_SYMBOL(inet_sock_release);
EXPORT_SYMBOL(inet_stream_connect);
EXPORT_SYMBOL(inet_stream_ops);
EXPORT_SYMBOL(inet_unregister_protosw);
git://git.onelab.eu / linux-2.6.git / blobdiff