/*
- * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <stdint.h>
#include <time.h>
#include "openvswitch/types.h"
+#include "ovs-thread.h"
/* A wrapper around vconn that provides queuing and optionally reliability.
*
* An rconn optionally provides reliable communication, in this sense: the
* rconn will re-connect, with exponential backoff, when the underlying vconn
* disconnects.
+ *
+ *
+ * Thread-safety
+ * =============
+ *
+ * Fully thread-safe.
*/
struct vconn;
bool rconn_is_admitted(const struct rconn *);
int rconn_failure_duration(const struct rconn *);
-ovs_be32 rconn_get_remote_ip(const struct rconn *);
-ovs_be16 rconn_get_remote_port(const struct rconn *);
-ovs_be32 rconn_get_local_ip(const struct rconn *);
-ovs_be16 rconn_get_local_port(const struct rconn *);
int rconn_get_version(const struct rconn *);
const char *rconn_get_state(const struct rconn *);
/* Counts packets and bytes queued into an rconn by a given source. */
struct rconn_packet_counter {
- unsigned int n_packets; /* Number of packets queued. */
- unsigned int n_bytes; /* Number of bytes queued. */
- int ref_cnt; /* Number of owners. */
+ struct ovs_mutex mutex;
+ unsigned int n_packets OVS_GUARDED; /* Number of packets queued. */
+ unsigned int n_bytes OVS_GUARDED; /* Number of bytes queued. */
+ int ref_cnt OVS_GUARDED; /* Number of owners. */
};
struct rconn_packet_counter *rconn_packet_counter_create(void);
void rconn_packet_counter_inc(struct rconn_packet_counter *, unsigned n_bytes);
void rconn_packet_counter_dec(struct rconn_packet_counter *, unsigned n_bytes);
+unsigned int rconn_packet_counter_n_packets(
+ const struct rconn_packet_counter *);
+unsigned int rconn_packet_counter_n_bytes(const struct rconn_packet_counter *);
+
#endif /* rconn.h */