1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_IB_MGT_IBCM_IBCM_ARP_H 27 #define _SYS_IB_MGT_IBCM_IBCM_ARP_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 #include <sys/ib/mgt/ibcm/ibcm_impl.h> 34 #include <sys/modhash.h> 35 #include <sys/ib/clients/ibd/ibd.h> 36 #include <sys/strsun.h> 37 #include <sys/socket.h> 38 #include <sys/stat.h> /* for S_IFCHR */ 39 40 /* 41 * IPoIB addr lookup completion function 42 */ 43 typedef int (*ibcm_arp_pr_comp_func_t) (void *usr_arg, int status); 44 45 #define IBCM_ARP_MAX_IFNAME_LEN 24 46 #define IBCM_ARP_RTM_LEN 0x158 47 #define IBCM_ARP_XMIT_COUNT 6 48 #define IBCM_ARP_XMIT_INTERVAL 1000 /* timeout in milliseconds */ 49 #define IBCM_ARP_TIMEOUT \ 50 ((IBCM_ARP_XMIT_COUNT + 1) * IBCM_ARP_XMIT_INTERVAL) 51 #define IBCM_ARP_IP6_TIMEOUT 1000000 /* timeout in microseconds */ 52 53 enum { 54 IBCM_ARP_PR_RT_PENDING = 0x01, 55 IBCM_ARP_PR_ARP_PENDING = 0x02 56 }; 57 58 /* 59 * Path record wait queue node definition 60 */ 61 typedef struct ibcm_arp_prwqn { 62 ibcm_arp_pr_comp_func_t func; /* user callback function */ 63 void *arg; /* callback function arg */ 64 timeout_id_t timeout_id; 65 uint8_t flags; 66 ibt_ip_addr_t usrc_addr; /* user supplied src address */ 67 ibt_ip_addr_t dst_addr; /* user supplied dest address */ 68 ibt_ip_addr_t src_addr; /* rts's view of src address */ 69 char ifname[IBCM_ARP_MAX_IFNAME_LEN]; 70 int ibd_instance; 71 uint16_t ifproto; 72 ipoib_mac_t src_mac; 73 ipoib_mac_t dst_mac; 74 uint32_t localroute; /* user option */ 75 uint32_t bound_dev_if; /* user option */ 76 ib_gid_t sgid; 77 ib_gid_t dgid; 78 uint8_t hw_port; 79 uint16_t pkey; 80 int retries; /* no. of ND retries for ipv6 */ 81 } ibcm_arp_prwqn_t; 82 83 typedef struct ibcm_arp_streams_s { 84 kmutex_t lock; 85 kcondvar_t cv; 86 queue_t *arpqueue; 87 vnode_t *arp_vp; 88 int status; 89 boolean_t done; 90 ibcm_arp_prwqn_t *wqnp; 91 } ibcm_arp_streams_t; 92 93 /* GID to IP-Addr and Ip-Addr to GID look-up functions. */ 94 95 #define IBCM_ARP_IBD_INSTANCES 4 96 97 typedef struct ibcm_arp_ip_s { 98 uint8_t ip_inst; 99 ib_pkey_t ip_pkey; 100 ib_guid_t ip_hca_guid; 101 ib_gid_t ip_port_gid; 102 sa_family_t ip_inet_family; 103 union { 104 struct sockaddr_in ip_sockaddr; 105 struct sockaddr_in6 ip_sockaddr6; 106 } ip_sin; 107 #define ip_cm_sin ip_sin.ip_sockaddr 108 #define ip_cm_sin6 ip_sin.ip_sockaddr6 109 } ibcm_arp_ip_t; 110 111 typedef struct ibcm_arp_ibd_insts_s { 112 uint8_t ibcm_arp_ibd_alloc; 113 uint8_t ibcm_arp_ibd_cnt; 114 ibcm_arp_ip_t *ibcm_arp_ip; 115 } ibcm_arp_ibd_insts_t; 116 117 ibt_status_t ibcm_arp_get_ibaddr(ipaddr_t srcip, ipaddr_t destip, 118 ib_gid_t *sgid, ib_gid_t *dgid); 119 ibt_status_t ibcm_arp_get_srcip_plist(ibt_ip_path_attr_t *attr, 120 ibt_path_flags_t flags, ibtl_cm_port_list_t **list_p); 121 ibt_status_t ibcm_arp_get_ibds(ibcm_arp_ibd_insts_t *ibdp); 122 123 #ifdef __cplusplus 124 } 125 #endif 126 127 #endif /* _SYS_IB_MGT_IBCM_IBCM_ARP_H */ 128