1*4eaa4710SRishi Srivatsavai /* 2*4eaa4710SRishi Srivatsavai * CDDL HEADER START 3*4eaa4710SRishi Srivatsavai * 4*4eaa4710SRishi Srivatsavai * The contents of this file are subject to the terms of the 5*4eaa4710SRishi Srivatsavai * Common Development and Distribution License (the "License"). 6*4eaa4710SRishi Srivatsavai * You may not use this file except in compliance with the License. 7*4eaa4710SRishi Srivatsavai * 8*4eaa4710SRishi Srivatsavai * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*4eaa4710SRishi Srivatsavai * or http://www.opensolaris.org/os/licensing. 10*4eaa4710SRishi Srivatsavai * See the License for the specific language governing permissions 11*4eaa4710SRishi Srivatsavai * and limitations under the License. 12*4eaa4710SRishi Srivatsavai * 13*4eaa4710SRishi Srivatsavai * When distributing Covered Code, include this CDDL HEADER in each 14*4eaa4710SRishi Srivatsavai * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*4eaa4710SRishi Srivatsavai * If applicable, add the following below this CDDL HEADER, with the 16*4eaa4710SRishi Srivatsavai * fields enclosed by brackets "[]" replaced with your own identifying 17*4eaa4710SRishi Srivatsavai * information: Portions Copyright [yyyy] [name of copyright owner] 18*4eaa4710SRishi Srivatsavai * 19*4eaa4710SRishi Srivatsavai * CDDL HEADER END 20*4eaa4710SRishi Srivatsavai */ 21*4eaa4710SRishi Srivatsavai 22*4eaa4710SRishi Srivatsavai /* 23*4eaa4710SRishi Srivatsavai * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24*4eaa4710SRishi Srivatsavai * Use is subject to license terms. 25*4eaa4710SRishi Srivatsavai */ 26*4eaa4710SRishi Srivatsavai 27*4eaa4710SRishi Srivatsavai #ifndef _NET_TRILL_H 28*4eaa4710SRishi Srivatsavai #define _NET_TRILL_H 29*4eaa4710SRishi Srivatsavai 30*4eaa4710SRishi Srivatsavai #include <sys/types.h> 31*4eaa4710SRishi Srivatsavai #include <sys/param.h> 32*4eaa4710SRishi Srivatsavai #include <sys/ethernet.h> 33*4eaa4710SRishi Srivatsavai 34*4eaa4710SRishi Srivatsavai #ifdef __cplusplus 35*4eaa4710SRishi Srivatsavai extern "C" { 36*4eaa4710SRishi Srivatsavai #endif 37*4eaa4710SRishi Srivatsavai 38*4eaa4710SRishi Srivatsavai /* Various well-known Ethernet addresses used by TRILL */ 39*4eaa4710SRishi Srivatsavai #define ALL_RBRIDGES { 0x01, 0x80, 0xC2, 0x00, 0x02, 0x00 } 40*4eaa4710SRishi Srivatsavai #define ALL_ISIS_RBRIDGES { 0x01, 0x80, 0xC2, 0x00, 0x02, 0x01 } 41*4eaa4710SRishi Srivatsavai #define ALL_ESADI_RBRIDGES { 0x01, 0x80, 0xC2, 0x00, 0x02, 0x02 } 42*4eaa4710SRishi Srivatsavai 43*4eaa4710SRishi Srivatsavai #define TRILL_PROTOCOL_VERS 0 /* th_version */ 44*4eaa4710SRishi Srivatsavai #define TRILL_DEFAULT_HOPS 21 /* th_hopcount */ 45*4eaa4710SRishi Srivatsavai 46*4eaa4710SRishi Srivatsavai /* Nickname range */ 47*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_MIN 0x0000 48*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_MAX 0xFFFF 49*4eaa4710SRishi Srivatsavai 50*4eaa4710SRishi Srivatsavai /* Define well-known nicknames */ 51*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_NONE RBRIDGE_NICKNAME_MIN 52*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_MINRES 0xFFC0 53*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_MAXRES (RBRIDGE_NICKNAME_MAX - 1) 54*4eaa4710SRishi Srivatsavai #define RBRIDGE_NICKNAME_UNUSED RBRIDGE_NICKNAME_MAX 55*4eaa4710SRishi Srivatsavai 56*4eaa4710SRishi Srivatsavai #define MIN_RBRIDGE_RANDOM_NICKNAME (RBRIDGE_NICKNAME_NONE + 1) 57*4eaa4710SRishi Srivatsavai #define MAX_RBRIDGE_RANDOM_NICKNAME (RBRIDGE_NICKNAME_MINRES - 1) 58*4eaa4710SRishi Srivatsavai 59*4eaa4710SRishi Srivatsavai /* AF_TRILL IOCTL codes */ 60*4eaa4710SRishi Srivatsavai #define TRILL_BASE (0x54524c00) /* base (TRL in hex) */ 61*4eaa4710SRishi Srivatsavai #define TRILL_SETNICK (TRILL_BASE + 0) /* trill_node_t */ 62*4eaa4710SRishi Srivatsavai #define TRILL_GETNICK (TRILL_BASE + 1) /* uint16_t */ 63*4eaa4710SRishi Srivatsavai #define TRILL_ADDNICK (TRILL_BASE + 2) /* trill_node_t */ 64*4eaa4710SRishi Srivatsavai #define TRILL_DELNICK (TRILL_BASE + 3) /* uint16_t */ 65*4eaa4710SRishi Srivatsavai #define TRILL_DELALL (TRILL_BASE + 4) /* void */ 66*4eaa4710SRishi Srivatsavai #define TRILL_HWADDR (TRILL_BASE + 5) /* uint8_t[ETHERADDRL] */ 67*4eaa4710SRishi Srivatsavai #define TRILL_TREEROOT (TRILL_BASE + 6) /* uint16_t */ 68*4eaa4710SRishi Srivatsavai #define TRILL_NEWBRIDGE (TRILL_BASE + 7) /* char[MAXLINKNAMELEN] */ 69*4eaa4710SRishi Srivatsavai #define TRILL_VLANFWDER (TRILL_BASE + 8) /* uint8_t[TRILL_VLANS_ARRSIZE] */ 70*4eaa4710SRishi Srivatsavai #define TRILL_DESIGVLAN (TRILL_BASE + 9) /* uint16_t */ 71*4eaa4710SRishi Srivatsavai #define TRILL_LISTNICK (TRILL_BASE + 10) /* trill_listnick_t */ 72*4eaa4710SRishi Srivatsavai #define TRILL_GETBRIDGE (TRILL_BASE + 11) /* char[MAXLINKNAMELEN] */ 73*4eaa4710SRishi Srivatsavai #define TRILL_PORTFLUSH (TRILL_BASE + 12) /* uint16_t */ 74*4eaa4710SRishi Srivatsavai #define TRILL_NICKFLUSH (TRILL_BASE + 13) /* uint16_t */ 75*4eaa4710SRishi Srivatsavai #define TRILL_GETMTU (TRILL_BASE + 14) /* uint_t * */ 76*4eaa4710SRishi Srivatsavai 77*4eaa4710SRishi Srivatsavai typedef struct trill_header { 78*4eaa4710SRishi Srivatsavai #ifdef _BIT_FIELDS_HTOL 79*4eaa4710SRishi Srivatsavai uint8_t th_version : 2; 80*4eaa4710SRishi Srivatsavai uint8_t th_reserved : 2; 81*4eaa4710SRishi Srivatsavai uint8_t th_multidest : 1; 82*4eaa4710SRishi Srivatsavai uint8_t th_optslen_hi : 3; 83*4eaa4710SRishi Srivatsavai #else 84*4eaa4710SRishi Srivatsavai uint8_t th_optslen_hi : 3; 85*4eaa4710SRishi Srivatsavai uint8_t th_multidest : 1; 86*4eaa4710SRishi Srivatsavai uint8_t th_reserved : 2; 87*4eaa4710SRishi Srivatsavai uint8_t th_version : 2; 88*4eaa4710SRishi Srivatsavai #endif 89*4eaa4710SRishi Srivatsavai 90*4eaa4710SRishi Srivatsavai #ifdef _BIT_FIELDS_HTOL 91*4eaa4710SRishi Srivatsavai uint8_t th_optslen_lo : 2; 92*4eaa4710SRishi Srivatsavai uint8_t th_hopcount : 6; 93*4eaa4710SRishi Srivatsavai #else 94*4eaa4710SRishi Srivatsavai uint8_t th_hopcount : 6; 95*4eaa4710SRishi Srivatsavai uint8_t th_optslen_lo : 2; 96*4eaa4710SRishi Srivatsavai #endif 97*4eaa4710SRishi Srivatsavai uint16_t th_egressnick; 98*4eaa4710SRishi Srivatsavai uint16_t th_ingressnick; 99*4eaa4710SRishi Srivatsavai } trill_header_t; 100*4eaa4710SRishi Srivatsavai 101*4eaa4710SRishi Srivatsavai #define TRILL_HDR_ALIGN (sizeof (uint16_t)) 102*4eaa4710SRishi Srivatsavai 103*4eaa4710SRishi Srivatsavai #define SET_TRILL_OPTS_LEN(hdr_p, val) \ 104*4eaa4710SRishi Srivatsavai do { \ 105*4eaa4710SRishi Srivatsavai (hdr_p)->th_optslen_lo = (val)&0x03; \ 106*4eaa4710SRishi Srivatsavai (hdr_p)->th_optslen_hi = (val)>>2; \ 107*4eaa4710SRishi Srivatsavai _NOTE(CONSTANTCONDITION) \ 108*4eaa4710SRishi Srivatsavai } while (0) 109*4eaa4710SRishi Srivatsavai 110*4eaa4710SRishi Srivatsavai #define GET_TRILL_OPTS_LEN(hdr_p) \ 111*4eaa4710SRishi Srivatsavai ((hdr_p)->th_optslen_lo|((hdr_p)->th_optslen_hi<<2)) 112*4eaa4710SRishi Srivatsavai 113*4eaa4710SRishi Srivatsavai /* RBridge nick and tree information (*variable* size) */ 114*4eaa4710SRishi Srivatsavai typedef struct trill_nickinfo_s { 115*4eaa4710SRishi Srivatsavai /* Nickname of the RBridge */ 116*4eaa4710SRishi Srivatsavai uint16_t tni_nick; 117*4eaa4710SRishi Srivatsavai /* Next-hop SNPA address to reach this RBridge */ 118*4eaa4710SRishi Srivatsavai ether_addr_t tni_adjsnpa; 119*4eaa4710SRishi Srivatsavai /* Link on our system to use to reach next-hop */ 120*4eaa4710SRishi Srivatsavai datalink_id_t tni_linkid; 121*4eaa4710SRishi Srivatsavai /* Num of *our* adjacencies on a tree rooted at this RBridge */ 122*4eaa4710SRishi Srivatsavai uint16_t tni_adjcount; 123*4eaa4710SRishi Srivatsavai /* Num of distribution tree root nicks chosen by this RBridge */ 124*4eaa4710SRishi Srivatsavai uint16_t tni_dtrootcount; 125*4eaa4710SRishi Srivatsavai /* 126*4eaa4710SRishi Srivatsavai * Variable size bytes to store adjacency nicks, distribution 127*4eaa4710SRishi Srivatsavai * tree roots and VLAN filter lists. Adjacency nicks and 128*4eaa4710SRishi Srivatsavai * distribution tree roots are 16-bit fields. 129*4eaa4710SRishi Srivatsavai * 130*4eaa4710SRishi Srivatsavai * Number of VLAN filter lists is equal to tni_adjcount as 131*4eaa4710SRishi Srivatsavai * the VLAN filter list is one per adjacency in each DT. 132*4eaa4710SRishi Srivatsavai * VLAN filter list is a 512 byte bitmap with the set of VLANs 133*4eaa4710SRishi Srivatsavai * that are reachable downstream via the adjacency. 134*4eaa4710SRishi Srivatsavai */ 135*4eaa4710SRishi Srivatsavai } trill_nickinfo_t; 136*4eaa4710SRishi Srivatsavai 137*4eaa4710SRishi Srivatsavai typedef struct trill_listnick_s { 138*4eaa4710SRishi Srivatsavai uint16_t tln_nick; 139*4eaa4710SRishi Srivatsavai ether_addr_t tln_nexthop; 140*4eaa4710SRishi Srivatsavai datalink_id_t tln_linkid; 141*4eaa4710SRishi Srivatsavai boolean_t tln_ours; 142*4eaa4710SRishi Srivatsavai } trill_listnick_t; 143*4eaa4710SRishi Srivatsavai 144*4eaa4710SRishi Srivatsavai /* Access the adjacency nick list at the end of trill_nickinfo_t */ 145*4eaa4710SRishi Srivatsavai #define TNI_ADJNICKSPTR(v) ((uint16_t *)((trill_nickinfo_t *)(v)+1)) 146*4eaa4710SRishi Srivatsavai #define TNI_ADJNICK(v, n) (TNI_ADJNICKSPTR(v)[(n)]) 147*4eaa4710SRishi Srivatsavai 148*4eaa4710SRishi Srivatsavai /* Access the DT root nick list in trill_nickinfo_t after adjacency nicks */ 149*4eaa4710SRishi Srivatsavai #define TNI_DTROOTNICKSPTR(v) (TNI_ADJNICKSPTR(v)+(v)->tni_adjcount) 150*4eaa4710SRishi Srivatsavai #define TNI_DTROOTNICK(v, n) (TNI_DTROOTNICKSPTR(v)[(n)]) 151*4eaa4710SRishi Srivatsavai 152*4eaa4710SRishi Srivatsavai /* Access the VLAN filter list in trill_nickinfo_t after DT Roots */ 153*4eaa4710SRishi Srivatsavai #define TNI_VLANFILTERSPTR(v) (TNI_DTROOTNICKSPTR(v)+(v)->tni_dtrootcount) 154*4eaa4710SRishi Srivatsavai #define TNI_VLANFILTERMAP(v, n) \ 155*4eaa4710SRishi Srivatsavai (((uint8_t *)(TNI_VLANFILTERSPTR(v)))+((n)*((1<<12)/NBBY))) 156*4eaa4710SRishi Srivatsavai 157*4eaa4710SRishi Srivatsavai #define TNI_TOTALSIZE(v) (sizeof (trill_nickinfo_t) + \ 158*4eaa4710SRishi Srivatsavai (sizeof (uint16_t) * (v)->tni_adjcount) + \ 159*4eaa4710SRishi Srivatsavai (sizeof (uint16_t) * (v)->tni_dtrootcount) + \ 160*4eaa4710SRishi Srivatsavai (((1<<12)/NBBY) * (v)->tni_adjcount)) 161*4eaa4710SRishi Srivatsavai 162*4eaa4710SRishi Srivatsavai /* 163*4eaa4710SRishi Srivatsavai * This is a special value used in the sockaddr_dl "selector" field to denote 164*4eaa4710SRishi Srivatsavai * that the packet represents a Bridging PDU. The core STP instance is not 165*4eaa4710SRishi Srivatsavai * defined on a VLAN, so this overload is safe. All other selector values are 166*4eaa4710SRishi Srivatsavai * used for TRILL IS-IS PDUs to indicate VLAN ID. 167*4eaa4710SRishi Srivatsavai */ 168*4eaa4710SRishi Srivatsavai #define TRILL_TCI_BPDU 0xFFFF 169*4eaa4710SRishi Srivatsavai 170*4eaa4710SRishi Srivatsavai #ifdef __cplusplus 171*4eaa4710SRishi Srivatsavai } 172*4eaa4710SRishi Srivatsavai #endif 173*4eaa4710SRishi Srivatsavai 174*4eaa4710SRishi Srivatsavai #endif /* _NET_TRILL_H */ 175