/* Copyright 2010, 2011 NORDUnet A/S. All rights reserved.
- See the file COPYING for licensing information. */
+ See LICENSE for licensing information. */
#if defined HAVE_CONFIG_H
#include <config.h>
#include "debug.h"
#include "conn.h"
#include "event.h"
-#include "packet.h"
+#include "message.h"
#include "tcp.h"
int
c->realm = r;
c->peers = r->peers; /* FIXME: Copy instead? */
- for (p = c->peers; p; p = p->next)
+ for (p = c->peers; p != NULL; p = p->next)
p->conn = c;
c->timeout.tv_sec = r->timeout;
c->tryagain = r->retries;
return rs_err_conn_push_fl (conn, RSE_NOSYS, __FILE__, __LINE__, NULL);
}
-int rs_conn_fd (struct rs_connection *conn)
+int
+rs_conn_dispatch(struct rs_connection *conn)
+{
+ assert (conn);
+ return event_base_loop (conn->evb, EVLOOP_ONCE);
+}
+
+#if 0
+struct event_base
+*rs_conn_get_evb(const struct rs_connection *conn)
+{
+ assert (conn);
+ return conn->evb;
+}
+#endif
+
+int rs_conn_get_fd (struct rs_connection *conn)
{
assert (conn);
assert (conn->active_peer);
}
static void
-_rcb (struct rs_packet *packet, void *user_data)
+_rcb (struct rs_message *message, void *user_data)
{
- struct rs_packet *pkt = (struct rs_packet *) user_data;
- assert (pkt);
- assert (pkt->conn);
+ struct rs_message *msg = (struct rs_message *) user_data;
+ assert (msg);
+ assert (msg->conn);
- pkt->flags |= rs_packet_received_flag;
- if (pkt->conn->bev)
- bufferevent_disable (pkt->conn->bev, EV_WRITE|EV_READ);
+ msg->flags |= RS_MESSAGE_RECEIVED;
+ if (msg->conn->bev)
+ bufferevent_disable (msg->conn->bev, EV_WRITE|EV_READ);
else
- event_del (pkt->conn->rev);
+ event_del (msg->conn->rev);
}
int
-rs_conn_receive_packet (struct rs_connection *conn,
- struct rs_packet *req_msg,
- struct rs_packet **pkt_out)
+rs_conn_receive_message (struct rs_connection *conn,
+ struct rs_message *req_msg,
+ struct rs_message **msg_out)
{
int err = 0;
- struct rs_packet *pkt = NULL;
+ struct rs_message *msg = NULL;
assert (conn);
assert (conn->realm);
- assert (!conn_user_dispatch_p (conn)); /* Dispatching mode only. */
+ assert (!conn_user_dispatch_p (conn)); /* Blocking mode only. */
- if (rs_packet_create (conn, &pkt))
+ if (rs_message_create (conn, &msg))
return -1;
assert (conn->evb);
assert (conn->fd >= 0);
conn->callbacks.received_cb = _rcb;
- conn->user_data = pkt;
- pkt->flags &= ~rs_packet_received_flag;
+ conn->user_data = msg;
+ msg->flags &= ~RS_MESSAGE_RECEIVED;
if (conn->bev) /* TCP. */
{
bufferevent_setwatermark (conn->bev, EV_READ, RS_HEADER_LEN, 0);
- bufferevent_setcb (conn->bev, tcp_read_cb, NULL, tcp_event_cb, pkt);
+ bufferevent_setcb (conn->bev, tcp_read_cb, NULL, tcp_event_cb, msg);
bufferevent_enable (conn->bev, EV_READ);
}
else /* UDP. */
{
- /* Put fresh packet in user_data for the callback and enable the
+ /* Put fresh message in user_data for the callback and enable the
read event. */
event_assign (conn->rev, conn->evb, event_get_fd (conn->rev),
- EV_READ, event_get_callback (conn->rev), pkt);
+ EV_READ, event_get_callback (conn->rev), msg);
err = event_add (conn->rev, NULL);
if (err < 0)
- return rs_err_conn_push_fl (pkt->conn, RSE_EVENT, __FILE__, __LINE__,
+ return rs_err_conn_push_fl (msg->conn, RSE_EVENT, __FILE__, __LINE__,
"event_add: %s",
evutil_gai_strerror (err));
- /* Activae retransmission timer. */
- conn_activate_timeout (pkt->conn);
+ /* Activate retransmission timer. */
+ conn_activate_timeout (msg->conn);
}
rs_debug (("%s: entering event loop\n", __func__));
err = event_base_dispatch (conn->evb);
conn->callbacks.received_cb = NULL;
if (err < 0)
- return rs_err_conn_push_fl (pkt->conn, RSE_EVENT, __FILE__, __LINE__,
+ return rs_err_conn_push_fl (msg->conn, RSE_EVENT, __FILE__, __LINE__,
"event_base_dispatch: %s",
evutil_gai_strerror (err));
rs_debug (("%s: event loop done\n", __func__));
- if ((pkt->flags & rs_packet_received_flag) == 0
+ if ((msg->flags & RS_MESSAGE_RECEIVED) == 0
|| (req_msg
- && packet_verify_response (pkt->conn, pkt, req_msg) != RSE_OK))
+ && message_verify_response (msg->conn, msg, req_msg) != RSE_OK))
{
- assert (rs_err_conn_peek_code (pkt->conn));
+ if (rs_err_conn_peek_code (msg->conn) == RSE_OK)
+ /* No message and no error on the stack _should_ mean that the
+ server hung up on us. */
+ rs_err_conn_push (msg->conn, RSE_DISCO, "no response");
return rs_err_conn_peek_code (conn);
}
- if (pkt_out)
- *pkt_out = pkt;
+ if (msg_out)
+ *msg_out = msg;
return RSE_OK;
}