static int
icl_conn_connect_tcp(struct icl_conn *ic, int domain, int socktype,
int protocol, struct sockaddr *from_sa, struct sockaddr *to_sa)
{
struct socket *so;
int error;
int interrupted = 0;
error = socreate(domain, &so, socktype, protocol,
curthread->td_ucred, curthread);
if (error != 0)
return (error);
if (from_sa != NULL) {
error = sobind(so, from_sa, curthread);
if (error != 0) {
soclose(so);
return (error);
}
}
error = soconnect(so, to_sa, curthread);
if (error != 0) {
soclose(so);
return (error);
}
SOCK_LOCK(so);
while ((so->so_state & SS_ISCONNECTING) && so->so_error == 0) {
error = msleep(&so->so_timeo, SOCK_MTX(so), PSOCK | PCATCH,
"icl_connect", 0);
if (error) {
if (error == EINTR || error == ERESTART)
interrupted = 1;
break;
}
}
if (error == 0) {
error = so->so_error;
so->so_error = 0;
}
SOCK_UNLOCK(so);
if (error != 0) {
soclose(so);
return (error);
}
error = icl_conn_handoff_sock(ic, so);
if (error != 0)
soclose(so);
return (error);
}
/*
* XXX Need to implement reconnecting as necessary. If that were to be
* needed, most likely all current vnodes would have to be renegotiated
* or otherwise invalidated (a la NFS "stale file handle").
*/
static int
p9fs_connect(struct mount *mp)
{
struct p9fsmount *p9mp = VFSTOP9(mp);
struct p9fs_session *p9s = &p9mp->p9_session;
struct socket *so;
int error;
error = socreate(p9s->p9s_sockaddr.sa_family, &p9s->p9s_sock,
p9s->p9s_socktype, p9s->p9s_proto, curthread->td_ucred, curthread);
if (error != 0) {
vfs_mount_error(mp, "socreate");
goto out;
}
so = p9s->p9s_sock;
error = soconnect(so, &p9s->p9s_sockaddr, curthread);
SOCK_LOCK(so);
while ((so->so_state & SS_ISCONNECTING) && so->so_error == 0) {
error = msleep(&so->so_timeo, SOCK_MTX(so), PSOCK | PCATCH,
"connec", 0);
if (error)
break;
}
if (error == 0) {
error = so->so_error;
so->so_error = 0;
}
SOCK_UNLOCK(so);
if (error) {
vfs_mount_error(mp, "soconnect");
if (error == EINTR)
so->so_state &= ~SS_ISCONNECTING;
goto out;
}
if (so->so_proto->pr_flags & PR_CONNREQUIRED)
p9fs_setsockopt(so, SO_KEEPALIVE);
if (so->so_proto->pr_protocol == IPPROTO_TCP)
p9fs_setsockopt(so, TCP_NODELAY);
SOCKBUF_LOCK(&so->so_rcv);
soupcall_set(so, SO_RCV, p9fs_client_upcall, p9mp);
SOCKBUF_UNLOCK(&so->so_rcv);
error = 0;
out:
return (error);
}
