static void nn_sock_shutdown (struct nn_fsm *self, int src, int type,
void *srcptr)
{
struct nn_sock *sock;
struct nn_list_item *it;
struct nn_ep *ep;
sock = nn_cont (self, struct nn_sock, fsm);
if (nn_slow (src == NN_FSM_ACTION && type == NN_FSM_STOP)) {
nn_assert (sock->state == NN_SOCK_STATE_ACTIVE ||
sock->state == NN_SOCK_STATE_ZOMBIE);
/* Close sndfd and rcvfd. This should make any current
select/poll using SNDFD and/or RCVFD exit. */
if (!(sock->socktype->flags & NN_SOCKTYPE_FLAG_NORECV)) {
nn_efd_term (&sock->rcvfd);
memset (&sock->rcvfd, 0xcd, sizeof (sock->rcvfd));
}
if (!(sock->socktype->flags & NN_SOCKTYPE_FLAG_NOSEND)) {
nn_efd_term (&sock->sndfd);
memset (&sock->sndfd, 0xcd, sizeof (sock->sndfd));
}
/* Ask all the associated endpoints to stop. */
it = nn_list_begin (&sock->eps);
while (it != nn_list_end (&sock->eps)) {
ep = nn_cont (it, struct nn_ep, item);
it = nn_list_next (&sock->eps, it);
nn_list_erase (&sock->eps, &ep->item);
nn_list_insert (&sock->sdeps, &ep->item,
nn_list_end (&sock->sdeps));
nn_ep_stop (ep);
}
sock->state = NN_SOCK_STATE_STOPPING_EPS;
goto finish2;
}
int nn_sock_rm_ep (struct nn_sock *self, int eid)
{
struct nn_list_item *it;
struct nn_ep *ep;
nn_ctx_enter (&self->ctx);
/* Find the specified enpoint. */
ep = NULL;
for (it = nn_list_begin (&self->eps);
it != nn_list_end (&self->eps);
it = nn_list_next (&self->eps, it)) {
ep = nn_cont (it, struct nn_ep, item);
if (ep->eid == eid)
break;
ep = NULL;
}
/* The endpoint doesn't exist. */
if (!ep) {
nn_ctx_leave (&self->ctx);
return -EINVAL;
}
/* Move the endpoint from the list of active endpoints to the list
of shutting down endpoints. */
nn_list_erase (&self->eps, &ep->item);
nn_list_insert (&self->sdeps, &ep->item, nn_list_end (&self->sdeps));
/* Ask the endpoint to stop. Actual terminatation may be delayed
by the transport. */
nn_ep_stop (ep);
nn_ctx_leave (&self->ctx);
return 0;
}