*/
uint16_t port;
+ /**
+ * When shutdown, do not ever actually close the socket, but
+ * free resources. Only should ever be set if using program
+ * termination as a signal (because only then will the leaked
+ * socket be freed!)
+ */
+ int persist;
+
};
+/**
+ * Set the persist option on this connection handle. Indicates
+ * that the underlying socket or fd should never really be closed.
+ * Used for indicating process death.
+ *
+ * @param sock the connection to set persistent
+ */
+void GNUNET_CONNECTION_persist_(struct GNUNET_CONNECTION_Handle *sock)
+{
+ sock->persist = GNUNET_YES;
+}
/**
* Create a socket handle by boxing an existing OS socket. The OS
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Shutting down socket (%p)\n", sock);
#endif
- GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR);
+ if (sock->persist != GNUNET_YES)
+ GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR);
}
if (sock->read_task != GNUNET_SCHEDULER_NO_TASK)
{
sock->nth.notify_ready = NULL;
notify (sock->nth.notify_ready_cls, 0, NULL);
}
- if (sock->sock != NULL)
- GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
+
+ if (sock->sock != NULL)
+ {
+ if (sock->persist != GNUNET_YES)
+ GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
+ else
+ GNUNET_free (sock->sock); /* at least no memory leak (we deliberately
+ leak the socket in this special case) ... */
+ }
GNUNET_free_non_null (sock->addr);
GNUNET_free_non_null (sock->hostname);
#if DEBUG_CONNECTION
GNUNET_CONNECTION_destroy (struct GNUNET_CONNECTION_Handle *sock,
int finish_pending_write)
{
- if ((sock->write_buffer_off == 0) && (sock->dns_active != NULL))
- {
- GNUNET_RESOLVER_request_cancel (sock->dns_active);
- sock->dns_active = NULL;
- }
if (GNUNET_NO == finish_pending_write)
{
if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
GNUNET_SCHEDULER_cancel (sock->sched,
sock->write_task);
sock->write_task = GNUNET_SCHEDULER_NO_TASK;
+ sock->write_buffer_off = 0;
}
}
+ if ((sock->write_buffer_off == 0) && (sock->dns_active != NULL))
+ {
+ GNUNET_RESOLVER_request_cancel (sock->dns_active);
+ sock->dns_active = NULL;
+ }
GNUNET_assert (sock->sched != NULL);
GNUNET_SCHEDULER_add_now (sock->sched,
&destroy_continuation, sock);
}
else
{
- GNUNET_SCHEDULER_cancel (h->sh->sched, h->sh->write_task);
- h->sh->write_task = GNUNET_SCHEDULER_NO_TASK;
+ if (h->sh->write_task != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel (h->sh->sched, h->sh->write_task);
+ h->sh->write_task = GNUNET_SCHEDULER_NO_TASK;
+ }
}
h->notify_ready = NULL;
}