#include "signaling.h"
#include "addr.h"
-
-#if 0
-#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args)
-#else
-#define DPRINTK(format,args...)
-#endif
-
-
-static int svc_create(struct socket *sock,int protocol);
-
+static int svc_create(struct net *net, struct socket *sock,int protocol);
/*
* Note: since all this is still nicely synchronized with the signaling demon,
struct sk_buff *skb;
struct sock *sk = sk_atm(vcc);
- DPRINTK("svc_disconnect %p\n",vcc);
+ pr_debug("svc_disconnect %p\n",vcc);
if (test_bit(ATM_VF_REGIS,&vcc->flags)) {
prepare_to_wait(sk->sk_sleep, &wait, TASK_UNINTERRUPTIBLE);
sigd_enq(vcc,as_close,NULL,NULL,NULL);
as_indicate has been answered */
while ((skb = skb_dequeue(&sk->sk_receive_queue)) != NULL) {
atm_return(vcc, skb->truesize);
- DPRINTK("LISTEN REL\n");
+ pr_debug("LISTEN REL\n");
sigd_enq2(NULL,as_reject,vcc,NULL,NULL,&vcc->qos,0);
dev_kfree_skb(skb);
}
if (sk) {
vcc = ATM_SD(sock);
- DPRINTK("svc_release %p\n", vcc);
+ pr_debug("svc_release %p\n", vcc);
clear_bit(ATM_VF_READY, &vcc->flags);
/* VCC pointer is used as a reference, so we must not free it
(thereby subjecting it to re-use) before all pending connections
- are closed */
+ are closed */
svc_disconnect(vcc);
vcc_release(sock);
}
error = -EUNATCH;
goto out;
}
- if (!sk->sk_err)
+ if (!sk->sk_err)
set_bit(ATM_VF_BOUND,&vcc->flags);
error = -sk->sk_err;
out:
struct atm_vcc *vcc = ATM_SD(sock);
int error;
- DPRINTK("svc_connect %p\n",vcc);
+ pr_debug("svc_connect %p\n",vcc);
lock_sock(sk);
if (sockaddr_len != sizeof(struct sockaddr_atmsvc)) {
error = -EINVAL;
prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
continue;
}
- DPRINTK("*ABORT*\n");
+ pr_debug("*ABORT*\n");
/*
* This is tricky:
* Kernel ---close--> Demon
* Kernel <--close--- Demon
- * or
+ * or
* Kernel ---close--> Demon
* Kernel <--error--- Demon
* or
struct atm_vcc *vcc = ATM_SD(sock);
int error;
- DPRINTK("svc_listen %p\n",vcc);
+ pr_debug("svc_listen %p\n",vcc);
lock_sock(sk);
/* let server handle listen on unbound sockets */
if (test_bit(ATM_VF_SESSION,&vcc->flags)) {
error = -EINVAL;
goto out;
}
+ if (test_bit(ATM_VF_LISTEN, &vcc->flags)) {
+ error = -EADDRINUSE;
+ goto out;
+ }
set_bit(ATM_VF_WAITING, &vcc->flags);
prepare_to_wait(sk->sk_sleep, &wait, TASK_UNINTERRUPTIBLE);
sigd_enq(vcc,as_listen,NULL,NULL,&vcc->local);
goto out;
}
set_bit(ATM_VF_LISTEN,&vcc->flags);
+ vcc_insert_socket(sk);
sk->sk_max_ack_backlog = backlog > 0 ? backlog : ATM_BACKLOG_DEFAULT;
error = -sk->sk_err;
out:
lock_sock(sk);
- error = svc_create(newsock,0);
+ error = svc_create(sock_net(sk), newsock,0);
if (error)
goto out;
new_vcc = ATM_SD(newsock);
- DPRINTK("svc_accept %p -> %p\n",old_vcc,new_vcc);
+ pr_debug("svc_accept %p -> %p\n",old_vcc,new_vcc);
while (1) {
DEFINE_WAIT(wait);
static int svc_setsockopt(struct socket *sock, int level, int optname,
- char __user *optval, int optlen)
+ char __user *optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
struct atm_vcc *vcc = ATM_SD(sock);
}
set_bit(ATM_VF_HASSAP, &vcc->flags);
break;
- case SO_MULTIPOINT:
+ case SO_MULTIPOINT:
if (level != SOL_ATM || optlen != sizeof(int)) {
error = -EINVAL;
goto out;
}
- if (get_user(value, (int __user *) optval)) {
- error = -EFAULT;
+ if (get_user(value, (int __user *) optval)) {
+ error = -EFAULT;
goto out;
}
if (value == 1) {
} else {
error = -EINVAL;
}
- break;
+ break;
default:
error = vcc_setsockopt(sock, level, optname,
optval, optlen);
set_bit(ATM_VF_WAITING, &vcc->flags);
prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
sigd_enq(vcc, as_addparty, NULL, NULL,
- (struct sockaddr_atmsvc *) sockaddr);
+ (struct sockaddr_atmsvc *) sockaddr);
if (flags & O_NONBLOCK) {
finish_wait(sk->sk_sleep, &wait);
error = -EINPROGRESS;
goto out;
}
- DPRINTK("svc_addparty added wait queue\n");
+ pr_debug("svc_addparty added wait queue\n");
while (test_bit(ATM_VF_WAITING, &vcc->flags) && sigd) {
schedule();
prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
static int svc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{
- int error, ep_ref;
- struct sockaddr_atmsvc sa;
+ int error, ep_ref;
+ struct sockaddr_atmsvc sa;
struct atm_vcc *vcc = ATM_SD(sock);
-
+
switch (cmd) {
- case ATM_ADDPARTY:
- if (!test_bit(ATM_VF_SESSION, &vcc->flags))
- return -EINVAL;
- if (copy_from_user(&sa, (void __user *) arg, sizeof(sa)))
+ case ATM_ADDPARTY:
+ if (!test_bit(ATM_VF_SESSION, &vcc->flags))
+ return -EINVAL;
+ if (copy_from_user(&sa, (void __user *) arg, sizeof(sa)))
return -EFAULT;
- error = svc_addparty(sock, (struct sockaddr *) &sa, sizeof(sa), 0);
- break;
- case ATM_DROPPARTY:
- if (!test_bit(ATM_VF_SESSION, &vcc->flags))
- return -EINVAL;
- if (copy_from_user(&ep_ref, (void __user *) arg, sizeof(int)))
+ error = svc_addparty(sock, (struct sockaddr *) &sa, sizeof(sa), 0);
+ break;
+ case ATM_DROPPARTY:
+ if (!test_bit(ATM_VF_SESSION, &vcc->flags))
+ return -EINVAL;
+ if (copy_from_user(&ep_ref, (void __user *) arg, sizeof(int)))
return -EFAULT;
- error = svc_dropparty(sock, ep_ref);
- break;
- default:
+ error = svc_dropparty(sock, ep_ref);
+ break;
+ default:
error = vcc_ioctl(sock, cmd, arg);
}
return error;
}
-static struct proto_ops svc_proto_ops = {
+#ifdef CONFIG_COMPAT
+static int svc_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+{
+ /* The definition of ATM_ADDPARTY uses the size of struct atm_iobuf.
+ But actually it takes a struct sockaddr_atmsvc, which doesn't need
+ compat handling. So all we have to do is fix up cmd... */
+ if (cmd == COMPAT_ATM_ADDPARTY)
+ cmd = ATM_ADDPARTY;
+
+ if (cmd == ATM_ADDPARTY || cmd == ATM_DROPPARTY)
+ return svc_ioctl(sock, cmd, arg);
+ else
+ return vcc_compat_ioctl(sock, cmd, arg);
+}
+#endif /* CONFIG_COMPAT */
+
+static const struct proto_ops svc_proto_ops = {
.family = PF_ATMSVC,
.owner = THIS_MODULE,
.getname = svc_getname,
.poll = vcc_poll,
.ioctl = svc_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = svc_compat_ioctl,
+#endif
.listen = svc_listen,
.shutdown = svc_shutdown,
.setsockopt = svc_setsockopt,
};
-static int svc_create(struct socket *sock,int protocol)
+static int svc_create(struct net *net, struct socket *sock,int protocol)
{
int error;
+ if (net != &init_net)
+ return -EAFNOSUPPORT;
+
sock->ops = &svc_proto_ops;
- error = vcc_create(sock, protocol, AF_ATMSVC);
+ error = vcc_create(net, sock, protocol, AF_ATMSVC);
if (error) return error;
ATM_SD(sock)->local.sas_family = AF_ATMSVC;
ATM_SD(sock)->remote.sas_family = AF_ATMSVC;
}
-static struct net_proto_family svc_family_ops = {
+static const struct net_proto_family svc_family_ops = {
.family = PF_ATMSVC,
.create = svc_create,
.owner = THIS_MODULE,
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff