1/*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice unmodified, this list of conditions, and the following 13 * disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29#ifndef _LINUX_NETDEVICE_H_ 30#define _LINUX_NETDEVICE_H_ 31 32/*#include <linux/types.h> 33 34 #include <sys/socket.h> 35 36 37 #include <net/if_types.h> 38 #include <net/if.h> 39 #include <net/if_var.h> 40 #include <net/if_dl.h> 41 42 #include <linux/completion.h> 43 #include <linux/device.h> 44 #include <linux/workqueue.h> 45 #include <linux/net.h> 46 #include <linux/notifier.h> 47 48 49 struct net { 50 }; 51 52 extern struct net init_net; 53 54 #define MAX_ADDR_LEN 20 55 56 #define net_device ifnet 57 58 #define dev_get_by_index(n, idx) ifnet_byindex_ref((idx)) 59 #define dev_hold(d) if_ref((d)) 60 #define dev_put(d) if_rele((d)) 61 */ 62#define netif_running(dev) !!((dev)->if_drv_flags & IFF_DRV_RUNNING) 63/* 64 #define netif_oper_up(dev) !!((dev)->if_flags & IFF_UP) 65 #define netif_carrier_ok(dev) netif_running(dev) 66 67 static inline void * 68 netdev_priv(const struct net_device *dev) { 69 return (dev->if_softc); 70 } 71 72 static inline void _handle_ifnet_link_event(void *arg, struct ifnet *ifp, 73 int linkstate) { 74 struct notifier_block *nb; 75 76 nb = arg; 77 if (linkstate == LINK_STATE_UP) 78 nb->notifier_call(nb, NETDEV_UP, ifp); 79 else 80 nb->notifier_call(nb, NETDEV_DOWN, ifp); 81 } 82 83 static inline void _handle_ifnet_arrival_event(void *arg, struct ifnet *ifp) { 84 struct notifier_block *nb; 85 86 nb = arg; 87 nb->notifier_call(nb, NETDEV_REGISTER, ifp); 88 } 89 90 static inline void _handle_ifnet_departure_event(void *arg, struct ifnet *ifp) { 91 struct notifier_block *nb; 92 93 nb = arg; 94 nb->notifier_call(nb, NETDEV_UNREGISTER, ifp); 95 } 96 97 static inline void _handle_iflladdr_event(void *arg, struct ifnet *ifp) { 98 struct notifier_block *nb; 99 100 nb = arg; 101 nb->notifier_call(nb, NETDEV_CHANGEADDR, ifp); 102 } 103 104 static inline void _handle_ifaddr_event(void *arg, struct ifnet *ifp) { 105 struct notifier_block *nb; 106 107 nb = arg; 108 nb->notifier_call(nb, NETDEV_CHANGEIFADDR, ifp); 109 } 110 111 static inline int register_netdevice_notifier(struct notifier_block *nb) { 112 113 nb->tags[NETDEV_UP] = EVENTHANDLER_REGISTER(ifnet_link_event, 114 _handle_ifnet_link_event, nb, 0); 115 nb->tags[NETDEV_REGISTER] = EVENTHANDLER_REGISTER(ifnet_arrival_event, 116 _handle_ifnet_arrival_event, nb, 0); 117 nb->tags[NETDEV_UNREGISTER] = EVENTHANDLER_REGISTER(ifnet_departure_event, 118 _handle_ifnet_departure_event, nb, 0); 119 nb->tags[NETDEV_CHANGEADDR] = EVENTHANDLER_REGISTER(iflladdr_event, 120 _handle_iflladdr_event, nb, 0); 121 122 return (0); 123 } 124 125 static inline int register_inetaddr_notifier(struct notifier_block *nb) { 126 127 nb->tags[NETDEV_CHANGEIFADDR] = EVENTHANDLER_REGISTER(ifaddr_event, 128 _handle_ifaddr_event, nb, 0); 129 return (0); 130 } 131 132 static inline int unregister_netdevice_notifier(struct notifier_block *nb) { 133 134 EVENTHANDLER_DEREGISTER(ifnet_link_event, nb->tags[NETDEV_UP]); 135 EVENTHANDLER_DEREGISTER(ifnet_arrival_event, nb->tags[NETDEV_REGISTER]); 136 EVENTHANDLER_DEREGISTER(ifnet_departure_event, nb->tags[NETDEV_UNREGISTER]); 137 EVENTHANDLER_DEREGISTER(iflladdr_event, nb->tags[NETDEV_CHANGEADDR]); 138 139 return (0); 140 } 141 142 static inline int unregister_inetaddr_notifier(struct notifier_block *nb) { 143 144 EVENTHANDLER_DEREGISTER(ifaddr_event, nb->tags[NETDEV_CHANGEIFADDR]); 145 146 return (0); 147 } 148 149 #define rtnl_lock() 150 #define rtnl_unlock() 151 152 static inline int dev_mc_delete(struct net_device *dev, void *addr, int alen, 153 int all) { 154 struct sockaddr_dl sdl; 155 156 if (alen > sizeof(sdl.sdl_data)) 157 return (-EINVAL); 158 memset(&sdl, 0, sizeof(sdl)); 159 sdl.sdl_len = sizeof(sdl); 160 sdl.sdl_family = AF_LINK; 161 sdl.sdl_alen = alen; 162 memcpy(&sdl.sdl_data, addr, alen); 163 164 return -if_delmulti(dev, (struct sockaddr *) &sdl); 165 } 166 167 static inline int dev_mc_add(struct net_device *dev, void *addr, int alen, 168 int newonly) { 169 struct sockaddr_dl sdl; 170 171 if (alen > sizeof(sdl.sdl_data)) 172 return (-EINVAL); 173 memset(&sdl, 0, sizeof(sdl)); 174 sdl.sdl_len = sizeof(sdl); 175 sdl.sdl_family = AF_LINK; 176 sdl.sdl_alen = alen; 177 memcpy(&sdl.sdl_data, addr, alen); 178 179 return -if_addmulti(dev, (struct sockaddr *) &sdl, NULL); 180 }*/ 181 182#endif /* _LINUX_NETDEVICE_H_ */ 183