X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Flacp.h;h=593b80d0cdd4ffed919bf141a744d39d3c555a2d;hb=HEAD;hp=29383dcd9e183347a1f9160fb36fa2e9d8e67af2;hpb=bb5bc6c042a22103612205483558f472f8929356;p=sliver-openvswitch.git diff --git a/lib/lacp.h b/lib/lacp.h index 29383dcd9..593b80d0c 100644 --- a/lib/lacp.h +++ b/lib/lacp.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2011 Nicira Networks. + * Copyright (c) 2011 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -21,40 +21,51 @@ #include #include "packets.h" +/* LACP Protocol Implementation. */ + +enum lacp_status { + LACP_NEGOTIATED, /* Successful LACP negotations. */ + LACP_CONFIGURED, /* LACP is enabled but not negotiated. */ + LACP_DISABLED /* LACP is not enabled. */ +}; + struct lacp_settings { - char *name; - uint8_t id[ETH_ADDR_LEN]; - uint16_t priority; - bool active; - bool fast; + char *name; /* Name (for debugging). */ + uint8_t id[ETH_ADDR_LEN]; /* System ID. Must be nonzero. */ + uint16_t priority; /* System priority. */ + bool active; /* Active or passive mode? */ + bool fast; /* Fast or slow probe interval. */ + bool fallback_ab_cfg; /* Fallback to BM_SLB on LACP failure. */ }; void lacp_init(void); struct lacp *lacp_create(void); -void lacp_destroy(struct lacp *); +void lacp_unref(struct lacp *); +struct lacp *lacp_ref(const struct lacp *); void lacp_configure(struct lacp *, const struct lacp_settings *); bool lacp_is_active(const struct lacp *); -void lacp_process_pdu(struct lacp *, const void *slave, - const struct lacp_pdu *); -bool lacp_negotiated(const struct lacp *); +void lacp_process_packet(struct lacp *, const void *slave, + const struct ofpbuf *packet); +enum lacp_status lacp_status(const struct lacp *); struct lacp_slave_settings { - char *name; - uint16_t id; - uint16_t priority; + char *name; /* Name (for debugging). */ + uint16_t id; /* Port ID. */ + uint16_t priority; /* Port priority. */ + uint16_t key; /* Aggregation key. */ }; void lacp_slave_register(struct lacp *, void *slave_, const struct lacp_slave_settings *); void lacp_slave_unregister(struct lacp *, const void *slave); -void lacp_slave_enable(struct lacp *lacp, void *slave_, bool enabled); void lacp_slave_carrier_changed(const struct lacp *, const void *slave); bool lacp_slave_may_enable(const struct lacp *, const void *slave); +bool lacp_slave_is_current(const struct lacp *, const void *slave_); /* Callback function for lacp_run() for sending a LACP PDU. */ -typedef void lacp_send_pdu(void *slave, const struct lacp_pdu *); +typedef void lacp_send_pdu(void *slave, const void *pdu, size_t pdu_size); void lacp_run(struct lacp *, lacp_send_pdu *); void lacp_wait(struct lacp *);