X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fnetdev.h;h=2a096ee27dd11e2a59545e0a48d2da397fe81cf7;hb=8722022c0c0d29d3f998dc26c50944c456e56646;hp=d8f1e096cad917307fa31063af2b53ad2fc68505;hpb=79c720a8302aafcd471b535833e88dae0e653671;p=sliver-openvswitch.git diff --git a/lib/netdev.h b/lib/netdev.h index d8f1e096c..2a096ee27 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 @@ -30,11 +34,13 @@ struct ofpbuf; struct in_addr; struct in6_addr; +struct shash; struct svec; enum netdev_flags { NETDEV_UP = 0x0001, /* Device enabled? */ - NETDEV_PROMISC = 0x0002 /* Promiscuous mode? */ + NETDEV_PROMISC = 0x0002, /* Promiscuous mode? */ + NETDEV_LOOPBACK = 0x0004 /* This is a loopback device. */ }; enum netdev_pseudo_ethertype { @@ -43,6 +49,9 @@ enum netdev_pseudo_ethertype { 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. */ @@ -71,51 +80,89 @@ struct netdev_stats { uint64_t tx_window_errors; }; +struct netdev_options { + const char *name; + const char *type; + const struct shash *args; + int ethertype; + bool may_create; + bool may_open; +}; + struct netdev; +struct netdev_class; + +void netdev_run(void); +void netdev_wait(void); + +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 **); -int netdev_open_tap(const char *name, struct netdev **); +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 *); + +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 *); + 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 *); + int netdev_set_etheraddr(struct netdev *, const uint8_t mac[6]); -const uint8_t *netdev_get_etheraddr(const struct netdev *); -const char *netdev_get_name(const struct netdev *); -int netdev_get_mtu(const struct netdev *); +int netdev_get_etheraddr(const struct netdev *, uint8_t mac[6]); + +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); -bool netdev_get_in4(const struct netdev *, struct in_addr *); + +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_add_router(struct in_addr router); -bool netdev_get_in6(const struct netdev *, struct in6_addr *); +int netdev_get_in6(const struct netdev *, struct in6_addr *); +int netdev_add_router(struct netdev *, struct in_addr router); +int netdev_get_next_hop(const struct netdev *, const struct in_addr *host, + struct in_addr *next_hop, char **); +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); + int netdev_get_stats(const struct netdev *, struct netdev_stats *); +int netdev_set_stats(struct netdev *, const struct netdev_stats *); int netdev_set_policing(struct netdev *, uint32_t kbits_rate, uint32_t kbits_burst); -void netdev_enumerate(struct svec *); -bool netdev_find_dev_by_in4(const struct in_addr *in4, char **netdev_name); -int netdev_nodev_get_flags(const char *netdev_name, enum netdev_flags *); -bool netdev_nodev_get_in4(const char *netdev_name, struct in_addr *); -int netdev_nodev_set_etheraddr(const char *name, const uint8_t mac[6]); -int netdev_nodev_get_etheraddr(const char *netdev_name, uint8_t mac[6]); -int netdev_nodev_set_policing(const char *netdev_name, uint32_t kbits_rate, - uint32_t kbits_burst); -int netdev_nodev_arp_lookup(const char *netdev_name, uint32_t ip, - uint8_t mac[6]); -int netdev_nodev_get_carrier(const char *netdev_name, bool *carrier); - -int netdev_get_vlan_vid(const char *netdev_name, int *vlan_vid); +int netdev_get_vlan_vid(const struct netdev *, int *vlan_vid); +struct netdev *netdev_find_dev_by_in4(const struct in_addr *); + +struct netdev_monitor *netdev_monitor_create(void); +void netdev_monitor_destroy(struct netdev_monitor *); +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 */