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