/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _TRILL_IMPL_H #define _TRILL_IMPL_H #ifdef __cplusplus extern "C" { #endif #include <sys/list.h> #include <net/trill.h> #include <sys/mac.h> #include <sys/kstat.h> #include <sys/rwlock.h> #include <net/bridge_impl.h> #include <net/if_dl.h> #define TRILL_KSSOCK_NAMES "recv", "sent", "drops", "encap", "decap", "forward" /* kstats per TRILL socket */ typedef struct trill_kssock_s { kstat_named_t tks_recv; /* packets received */ kstat_named_t tks_sent; /* packets sent through */ kstat_named_t tks_drops; /* packets dropped */ kstat_named_t tks_encap; /* packets encapsulated */ kstat_named_t tks_decap; /* packets decapsulated */ kstat_named_t tks_forward; /* packets forwarded */ } trill_kssock_t; #define KSPINCR(stat) ++(tsock->ts_kstats.stat.value.ui64) #define TRILL_NO_TCI 0 /* No VLAN tag */ #define TRILL_VLANS_ARRSIZE ((1<<12)/NBBY) #define TRILL_VLANBIT(v) ((v) % NBBY) #define TRILL_VLANBYTE(v) ((v)/NBBY) #define TRILL_VLANISSET(l, v) ((l)[TRILL_VLANBYTE(v)] & (1<<TRILL_VLANBIT(v))) struct trill_node_s; /* * TRILL instance structure, one for each TRILL instance running in * support of a bridge instance. Members ti_bridgename and ti_binst * refer to the specific bridge instance. The bridge instance in * question must be online before we can support and rely on it. * We rely on the bridge instance for TRILL sockets to transmit and * receive TRILL packets. Each TRILL instance holds the TRILL * forwarding and nick database in ti_nodes. trill_inst_rwlock * protects changes to the TRILL instances list. Within each TRILL * instance the ti_rwlock protects changes to the structure. A refcount * (ti_refs) helps in destroying the TRILL instance when all TRILL * sockets part of the instance are shutdown. */ typedef struct trill_s { list_node_t ti_instnode; uint16_t ti_nick; /* our nickname */ uint16_t ti_treeroot; /* tree root nickname */ struct trill_node_s *ti_nodes[RBRIDGE_NICKNAME_MAX]; uint_t ti_nodecount; list_t ti_socklist; char ti_bridgename[MAXLINKNAMELEN]; krwlock_t ti_rwlock; uint_t ti_refs; bridge_inst_t *ti_binst; } trill_inst_t; /* * TRILL socket structure. IS-IS daemon opens a TRILL socket for * each broadcast link the TRILL IS-IS protocol instance is * running on. TRILL specific link properties, state and stats * are stored as well. ts_vlanfwder indicates whether the RBridges * is the designated forwarder on the link for a particular VLAN. * A refcount (ts_refs) ensures the last consumer (TRILL module * or the IS-IS daemon) destroys the socket. */ typedef struct trillsocket_s { list_node_t ts_socklistnode; uint8_t ts_state; bridge_link_t *ts_link; struct sockaddr_dl ts_lladdr; uint16_t ts_desigvlan; kstat_t *ts_ksp; trill_kssock_t ts_kstats; trill_inst_t *ts_tip; uint_t ts_refs; uint_t ts_flags; sock_upcalls_t *ts_conn_upcalls; /* Upcalls to sockfs */ sock_upper_handle_t ts_conn_upper_handle; /* sonode */ boolean_t ts_flow_ctrld; kmutex_t ts_socklock; uint_t ts_sockthreadcount; kcondvar_t ts_sockthreadwait; kcondvar_t ts_sockclosewait; } trill_sock_t; /* * TRILL socket flags (ts_flags). TSF_SHUTDOWN indicates the TRILL socket * owner (IS-IS daemon process) had done a close on the socket and other * consumers (TRILL threads) should not pass any packets downstream. * TSF_CLOSEWAIT indicates socket close is in progress. */ #define TSF_SHUTDOWN 0x0001 #define TSF_CLOSEWAIT 0x0002 /* * TRILL node information structure. Holds information to reach the * TRILL node and other RBridge information specified in trill_nick_info_t */ typedef struct trill_node_s { trill_sock_t *tn_tsp; trill_nickinfo_t *tn_ni; uint_t tn_refs; } trill_node_t; /* Limit to alloc max 1MB per trill_nickinfo_t received from user daemon */ #define TNI_MAXSIZE (1<<30) #ifdef __cplusplus } #endif #endif /* _TRILL_IMPL_H */