X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fnetdev.h;h=cd5c8c3001cd68ffabec07c3c69855f4de98168d;hb=c1c9c9c4b636ab2acf2f75024c282a9a497ca9a9;hp=b8c7dfb494bf9679baefb547d76f7d1dc8f565a1;hpb=58fda1dab104041fc693032475ec4662c1a52849;p=sliver-openvswitch.git diff --git a/lib/netdev.h b/lib/netdev.h index b8c7dfb49..cd5c8c300 100644 --- a/lib/netdev.h +++ b/lib/netdev.h @@ -1,5 +1,5 @@ /* - * 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. @@ -21,6 +21,10 @@ #include #include +#ifdef __cplusplus +extern "C" { +#endif + /* Generic interface to network devices. * * Currently, there is a single implementation of this interface that supports @@ -76,28 +80,41 @@ struct netdev_stats { 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_initialize(void); void netdev_run(void); void netdev_wait(void); -int netdev_create(const char *name, const char *type, - const struct shash *args); -int netdev_destroy(const char *name); -int netdev_reconfigure(const char *name, const struct shash *args); +int netdev_register_provider(const struct netdev_class *); +int netdev_unregister_provider(const char *type); +void netdev_enumerate_types(struct svec *types); -int netdev_open(const char *name, int ethertype, struct netdev **); +/* 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 *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 *); @@ -105,15 +122,20 @@ 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]); +/* PHY interface. */ int netdev_get_carrier(const struct netdev *, bool *carrier); int netdev_get_features(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); +/* 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); @@ -127,14 +149,62 @@ 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); +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, +int netdev_set_stats(struct netdev *, const struct netdev_stats *); + +/* 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 *netdev_find_dev_by_in4(const struct in_addr *); +/* Monitoring for changes in network device status. */ struct netdev_monitor *netdev_monitor_create(void); void netdev_monitor_destroy(struct netdev_monitor *); int netdev_monitor_add(struct netdev_monitor *, struct netdev *); @@ -142,4 +212,8 @@ 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 */