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_DLS_IMPL_H 27 #define _SYS_DLS_IMPL_H 28 29 #include <sys/stream.h> 30 #include <sys/dls.h> 31 #include <sys/mac_provider.h> 32 #include <sys/mac_client.h> 33 #include <sys/mac_client_priv.h> 34 #include <sys/modhash.h> 35 #include <sys/kstat.h> 36 #include <net/if.h> 37 #include <net/bpf.h> 38 #include <net/bpfdesc.h> 39 #include <sys/dlpi.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 typedef struct dls_multicst_addr_s { 46 struct dls_multicst_addr_s *dma_nextp; /* ds_rw_lock */ 47 uint8_t dma_addr[MAXMACADDRLEN]; 48 } dls_multicst_addr_t; 49 50 struct dls_link_s { /* Protected by */ 51 char dl_name[MAXNAMELEN]; /* SL */ 52 uint_t dl_ddi_instance; /* SL */ 53 mac_handle_t dl_mh; /* SL */ 54 mac_client_handle_t dl_mch; /* SL */ 55 mac_unicast_handle_t dl_mah; /* SL */ 56 const mac_info_t *dl_mip; /* SL */ 57 uint_t dl_ref; /* SL */ 58 mod_hash_t *dl_str_hash; /* SL, modhash lock */ 59 uint_t dl_impl_count; /* SL */ 60 uint_t dl_nactive; /* SL */ 61 uint32_t dl_unknowns; /* atomic */ 62 zoneid_t dl_zid; 63 uint_t dl_zone_ref; 64 link_tagmode_t dl_tagmode; /* atomic */ 65 uint_t dl_nonip_cnt; /* SL */ 66 }; 67 68 typedef struct dls_head_s { 69 kmutex_t dh_lock; 70 struct dld_str_s *dh_list; /* dh_ref */ 71 uint_t dh_ref; /* dh_lock */ 72 mod_hash_key_t dh_key; /* SL */ 73 kcondvar_t dh_cv; /* dh_lock */ 74 uint_t dh_removing; /* dh_lock */ 75 } dls_head_t; 76 77 extern mod_hash_t *i_dls_link_hash; 78 79 extern void dls_link_init(void); 80 extern int dls_link_fini(void); 81 extern int dls_link_hold(const char *, dls_link_t **); 82 extern int dls_link_hold_create(const char *, dls_link_t **); 83 extern int dls_link_hold_by_dev(dev_t, dls_link_t **); 84 extern void dls_link_rele(dls_link_t *); 85 extern int dls_link_rele_by_name(const char *); 86 extern void dls_link_add(dls_link_t *, uint32_t, dld_str_t *); 87 extern void dls_link_remove(dls_link_t *, dld_str_t *); 88 extern int dls_link_getzid(const char *, zoneid_t *); 89 extern int dls_link_setzid(const char *, zoneid_t); 90 extern dev_info_t *dls_link_devinfo(dev_t); 91 extern dev_t dls_link_dev(dls_link_t *); 92 93 extern void i_dls_head_rele(dls_head_t *); 94 extern int dls_mac_active_set(dls_link_t *i); 95 extern void dls_mac_active_clear(dls_link_t *); 96 97 extern void dls_create_str_kstats(dld_str_t *); 98 extern int dls_stat_update(kstat_t *, dls_link_t *, int); 99 extern int dls_stat_create(const char *, int, const char *, 100 zoneid_t, int (*)(struct kstat *, int), void *, 101 kstat_t **); 102 103 extern int dls_devnet_open_by_dev(dev_t, dls_link_t **, 104 dls_dl_handle_t *); 105 extern int dls_devnet_hold_link(datalink_id_t, dls_dl_handle_t *, 106 dls_link_t **); 107 extern void dls_devnet_rele_link(dls_dl_handle_t, dls_link_t *); 108 109 extern void dls_init(void); 110 extern int dls_fini(void); 111 extern void dls_link_txloop(void *, mblk_t *); 112 extern boolean_t dls_accept(dld_str_t *, mac_header_info_t *, 113 dls_rx_t *, void **); 114 extern boolean_t dls_accept_loopback(dld_str_t *, mac_header_info_t *, 115 dls_rx_t *, void **); 116 extern boolean_t dls_accept_promisc(dld_str_t *, mac_header_info_t *, 117 dls_rx_t *, void **, boolean_t); 118 extern void i_dls_link_rx(void *, mac_resource_handle_t, mblk_t *, 119 boolean_t); 120 extern void dls_rx_promisc(void *, mac_resource_handle_t, mblk_t *, 121 boolean_t); 122 extern void dls_rx_vlan_promisc(void *, mac_resource_handle_t, 123 mblk_t *, boolean_t); 124 extern int dls_active_set(dld_str_t *); 125 extern void dls_active_clear(dld_str_t *, boolean_t); 126 127 extern void dls_mgmt_init(void); 128 extern void dls_mgmt_fini(void); 129 130 extern int dls_mgmt_get_phydev(datalink_id_t, dev_t *); 131 132 extern bpf_attach_fn_t dls_bpfattach_fn; 133 extern bpf_detach_fn_t dls_bpfdetach_fn; 134 extern void dls_set_bpfattach(bpf_attach_fn_t, bpf_detach_fn_t); 135 136 #ifdef __cplusplus 137 } 138 #endif 139 140 #endif /* _SYS_DLS_IMPL_H */ 141