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 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_MAC_IMPL_H 27 #define _SYS_MAC_IMPL_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #include <sys/mac.h> 32 #include <net/if.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* 39 * Statistics maintained internally by the mac module. 40 */ 41 enum mac_mod_stat { 42 MAC_STAT_LINK_STATE, 43 MAC_STAT_LINK_UP, 44 MAC_STAT_PROMISC 45 }; 46 47 typedef struct mac_multicst_addr_s mac_multicst_addr_t; 48 49 struct mac_multicst_addr_s { 50 mac_multicst_addr_t *mma_nextp; 51 uint_t mma_ref; 52 uint8_t mma_addr[MAXMACADDRLEN]; 53 }; 54 55 typedef struct mac_notify_fn_s mac_notify_fn_t; 56 57 struct mac_notify_fn_s { 58 mac_notify_fn_t *mnf_nextp; 59 mac_notify_t mnf_fn; 60 void *mnf_arg; 61 }; 62 63 typedef struct mac_rx_fn_s mac_rx_fn_t; 64 65 struct mac_rx_fn_s { 66 mac_rx_fn_t *mrf_nextp; 67 mac_rx_t mrf_fn; 68 void *mrf_arg; 69 boolean_t mrf_inuse; 70 }; 71 72 typedef struct mac_txloop_fn_s mac_txloop_fn_t; 73 74 struct mac_txloop_fn_s { 75 mac_txloop_fn_t *mtf_nextp; 76 mac_txloop_t mtf_fn; 77 void *mtf_arg; 78 }; 79 80 typedef struct mactype_s { 81 const char *mt_ident; 82 uint32_t mt_ref; 83 uint_t mt_type; 84 uint_t mt_nativetype; 85 size_t mt_addr_length; 86 uint8_t *mt_brdcst_addr; 87 mactype_ops_t mt_ops; 88 mac_stat_info_t *mt_stats; /* array of mac_stat_info_t elements */ 89 size_t mt_statcount; /* number of elements in mt_stats */ 90 } mactype_t; 91 92 /* 93 * Each registered MAC is associated with a mac_t structure. 94 */ 95 typedef struct mac_impl_s { 96 char mi_name[LIFNAMSIZ]; 97 const char *mi_drvname; 98 uint_t mi_instance; 99 void *mi_driver; /* Driver private data */ 100 mac_info_t mi_info; 101 mactype_t *mi_type; 102 void *mi_pdata; 103 size_t mi_pdata_size; 104 mac_callbacks_t *mi_callbacks; 105 dev_info_t *mi_dip; 106 uint32_t mi_ref; 107 boolean_t mi_disabled; 108 krwlock_t mi_state_lock; 109 uint_t mi_active; 110 krwlock_t mi_data_lock; 111 link_state_t mi_linkstate; 112 link_state_t mi_lastlinkstate; 113 uint_t mi_promisc; 114 uint_t mi_devpromisc; 115 uint8_t mi_addr[MAXMACADDRLEN]; 116 uint8_t mi_dstaddr[MAXMACADDRLEN]; 117 mac_multicst_addr_t *mi_mmap; 118 krwlock_t mi_notify_lock; 119 mac_notify_fn_t *mi_mnfp; 120 kmutex_t mi_notify_ref_lock; 121 uint32_t mi_notify_ref; 122 kcondvar_t mi_notify_cv; 123 krwlock_t mi_rx_lock; 124 mac_rx_fn_t *mi_mrfp; 125 krwlock_t mi_txloop_lock; 126 mac_txloop_fn_t *mi_mtfp; 127 krwlock_t mi_resource_lock; 128 mac_resource_add_t mi_resource_add; 129 void *mi_resource_add_arg; 130 kstat_t *mi_ksp; 131 uint_t mi_kstat_count; 132 kmutex_t mi_activelink_lock; 133 boolean_t mi_activelink; 134 mac_txinfo_t mi_txinfo; 135 mac_txinfo_t mi_txloopinfo; 136 uint32_t mi_rx_ref; /* #threads in mac_rx() */ 137 uint32_t mi_rx_removed; /* #callbacks marked */ 138 /* for removal */ 139 kmutex_t mi_lock; 140 kcondvar_t mi_rx_cv; 141 } mac_impl_t; 142 143 #define mi_getstat mi_callbacks->mc_getstat 144 #define mi_start mi_callbacks->mc_start 145 #define mi_stop mi_callbacks->mc_stop 146 #define mi_setpromisc mi_callbacks->mc_setpromisc 147 #define mi_multicst mi_callbacks->mc_multicst 148 #define mi_unicst mi_callbacks->mc_unicst 149 #define mi_resources mi_callbacks->mc_resources 150 #define mi_tx mi_callbacks->mc_tx 151 #define mi_ioctl mi_callbacks->mc_ioctl 152 #define mi_getcapab mi_callbacks->mc_getcapab 153 154 typedef struct mac_notify_task_arg { 155 mac_impl_t *mnt_mip; 156 mac_notify_type_t mnt_type; 157 } mac_notify_task_arg_t; 158 159 extern void mac_init(void); 160 extern int mac_fini(void); 161 162 extern void mac_stat_create(mac_impl_t *); 163 extern void mac_stat_destroy(mac_impl_t *); 164 extern uint64_t mac_stat_default(mac_impl_t *, uint_t); 165 166 #ifdef __cplusplus 167 } 168 #endif 169 170 #endif /* _SYS_MAC_IMPL_H */ 171