/*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <stddef.h>
#include <stdint.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
+
/* Generic interface to network devices.
*
* Currently, there is a single implementation of this interface that supports
struct ofpbuf;
struct in_addr;
struct in6_addr;
+struct shash;
struct svec;
enum netdev_flags {
NETDEV_ETH_TYPE_802_2 /* Receive all IEEE 802.2 frames. */
};
+/* Network device statistics.
+ *
+ * Values of unsupported statistics are set to all-1-bits (UINT64_MAX). */
struct netdev_stats {
uint64_t rx_packets; /* Total packets received. */
uint64_t tx_packets; /* Total packets transmitted. */
uint64_t tx_window_errors;
};
+struct netdev_options {
+ const char *name;
+ const char *type;
+ const struct shash *args;
+ int ethertype;
+};
+
struct netdev;
+struct netdev_class;
-int netdev_open(const char *name, int ethertype, struct netdev **);
+void netdev_run(void);
+void netdev_wait(void);
+
+void netdev_enumerate_types(struct svec *types);
+
+/* Open and close. */
+int netdev_open(struct netdev_options *, struct netdev **);
+int netdev_open_default(const char *name, struct netdev **);
+int netdev_reconfigure(struct netdev *, const struct shash *args);
void netdev_close(struct netdev *);
-bool netdev_exists(const char *netdev_name);
+bool netdev_exists(const char *name);
+bool netdev_is_open(const char *name);
+int netdev_enumerate(struct svec *);
+
+/* Basic properties. */
+const char *netdev_get_name(const struct netdev *);
+const char *netdev_get_type(const struct netdev *);
+int netdev_get_mtu(const struct netdev *, int *mtup);
+int netdev_get_ifindex(const struct netdev *);
+
+/* Packet send and receive. */
int netdev_recv(struct netdev *, struct ofpbuf *);
void netdev_recv_wait(struct netdev *);
int netdev_drain(struct netdev *);
+
int netdev_send(struct netdev *, const struct ofpbuf *);
void netdev_send_wait(struct netdev *);
+
+/* Hardware address. */
int netdev_set_etheraddr(struct netdev *, const uint8_t mac[6]);
int netdev_get_etheraddr(const struct netdev *, uint8_t mac[6]);
-const char *netdev_get_name(const struct netdev *);
-int netdev_get_mtu(const struct netdev *, int *mtup);
-int netdev_get_features(struct netdev *,
+
+/* PHY interface. */
+bool netdev_get_carrier(const struct netdev *);
+bool netdev_get_miimon(const struct netdev *);
+int netdev_get_features(const struct netdev *,
uint32_t *current, uint32_t *advertised,
uint32_t *supported, uint32_t *peer);
+uint64_t netdev_features_to_bps(uint32_t features);
+bool netdev_features_is_full_duplex(uint32_t features);
int netdev_set_advertisements(struct netdev *, uint32_t advertise);
-int netdev_get_in4(const struct netdev *, struct in_addr *);
+
+/* TCP/IP stack interface. */
+int netdev_get_in4(const struct netdev *, struct in_addr *address,
+ struct in_addr *netmask);
int netdev_set_in4(struct netdev *, struct in_addr addr, struct in_addr mask);
+int netdev_get_in6(const struct netdev *, struct in6_addr *);
int netdev_add_router(struct netdev *, struct in_addr router);
-bool netdev_get_in6(const struct netdev *, struct in6_addr *);
+int netdev_get_next_hop(const struct netdev *, const struct in_addr *host,
+ struct in_addr *next_hop, char **);
+int netdev_get_status(const struct netdev *, struct shash *sh);
+int netdev_arp_lookup(const struct netdev *, uint32_t ip, uint8_t mac[6]);
+
int netdev_get_flags(const struct netdev *, enum netdev_flags *);
int netdev_set_flags(struct netdev *, enum netdev_flags, bool permanent);
int netdev_turn_flags_on(struct netdev *, enum netdev_flags, bool permanent);
int netdev_turn_flags_off(struct netdev *, enum netdev_flags, bool permanent);
-int netdev_arp_lookup(const struct netdev *, uint32_t ip, uint8_t mac[6]);
-int netdev_get_carrier(const struct netdev *, bool *carrier);
+struct netdev *netdev_find_dev_by_in4(const struct in_addr *);
+
+/* Statistics. */
int netdev_get_stats(const struct netdev *, struct netdev_stats *);
-int netdev_set_policing(struct netdev *, uint32_t kbits_rate,
- uint32_t kbits_burst);
+int netdev_set_stats(struct netdev *, const struct netdev_stats *);
-void netdev_enumerate(struct svec *);
-struct netdev *netdev_find_dev_by_in4(const struct in_addr *);
+/* Quality of service. */
+struct netdev_qos_capabilities {
+ unsigned int n_queues;
+};
+
+struct netdev_queue_stats {
+ /* Values of unsupported statistics are set to all-1-bits (UINT64_MAX). */
+ uint64_t tx_bytes;
+ uint64_t tx_packets;
+ uint64_t tx_errors;
+};
+int netdev_set_policing(struct netdev *, uint32_t kbits_rate,
+ uint32_t kbits_burst);
+
+int netdev_get_qos_types(const struct netdev *, struct svec *types);
+int netdev_get_qos_capabilities(const struct netdev *,
+ const char *type,
+ struct netdev_qos_capabilities *);
+int netdev_get_n_queues(const struct netdev *,
+ const char *type, unsigned int *n_queuesp);
+
+int netdev_get_qos(const struct netdev *,
+ const char **typep, struct shash *details);
+int netdev_set_qos(struct netdev *,
+ const char *type, const struct shash *details);
+
+int netdev_get_queue(const struct netdev *,
+ unsigned int queue_id, struct shash *details);
+int netdev_set_queue(struct netdev *,
+ unsigned int queue_id, const struct shash *details);
+int netdev_delete_queue(struct netdev *, unsigned int queue_id);
+int netdev_get_queue_stats(const struct netdev *, unsigned int queue_id,
+ struct netdev_queue_stats *);
+
+typedef void netdev_dump_queues_cb(unsigned int queue_id,
+ const struct shash *details, void *aux);
+int netdev_dump_queues(const struct netdev *,
+ netdev_dump_queues_cb *, void *aux);
+
+typedef void netdev_dump_queue_stats_cb(unsigned int queue_id,
+ struct netdev_queue_stats *,
+ void *aux);
+int netdev_dump_queue_stats(const struct netdev *,
+ netdev_dump_queue_stats_cb *, void *aux);
+
+/* Linux stuff. */
int netdev_get_vlan_vid(const struct netdev *, int *vlan_vid);
-struct netdev_monitor;
-int netdev_monitor_create(struct netdev_monitor **);
+/* Monitoring for changes in network device status. */
+struct netdev_monitor *netdev_monitor_create(void);
void netdev_monitor_destroy(struct netdev_monitor *);
-void netdev_monitor_add(struct netdev_monitor *, struct netdev *);
+int netdev_monitor_add(struct netdev_monitor *, struct netdev *);
void netdev_monitor_remove(struct netdev_monitor *, struct netdev *);
int netdev_monitor_poll(struct netdev_monitor *, char **devnamep);
void netdev_monitor_poll_wait(const struct netdev_monitor *);
+#ifdef __cplusplus
+}
+#endif
+
#endif /* netdev.h */