1 /*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2016 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 * $FreeBSD$
30 */
31 #ifndef _LINUX_NETDEVICE_H_
32 #define _LINUX_NETDEVICE_H_
33
34 #include <linux/types.h>
35
36 #include <sys/socket.h>
37
38 #include <net/if_types.h>
39 #include <net/if.h>
40 #include <net/if_var.h>
41 #include <net/if_dl.h>
42
43 #include <linux/completion.h>
44 #include <linux/device.h>
45 #include <linux/workqueue.h>
46 #include <linux/net.h>
47 #include <linux/notifier.h>
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 #define netif_oper_up(dev) !!((dev)->if_flags & IFF_UP)
64 #define netif_carrier_ok(dev) netif_running(dev)
65
66 static inline void *
netdev_priv(const struct net_device * dev)67 netdev_priv(const struct net_device *dev)
68 {
69 return (dev->if_softc);
70 }
71
72 int register_netdevice_notifier(struct notifier_block *);
73 int register_inetaddr_notifier(struct notifier_block *);
74 int unregister_netdevice_notifier(struct notifier_block *);
75 int unregister_inetaddr_notifier(struct notifier_block *);
76
77 #define rtnl_lock()
78 #define rtnl_unlock()
79
80 static inline int
dev_mc_delete(struct net_device * dev,void * addr,int alen,int all)81 dev_mc_delete(struct net_device *dev, void *addr, int alen, int all)
82 {
83 struct sockaddr_dl sdl;
84
85 if (alen > sizeof(sdl.sdl_data))
86 return (-EINVAL);
87 memset(&sdl, 0, sizeof(sdl));
88 sdl.sdl_len = sizeof(sdl);
89 sdl.sdl_family = AF_LINK;
90 sdl.sdl_alen = alen;
91 memcpy(&sdl.sdl_data, addr, alen);
92
93 return -if_delmulti(dev, (struct sockaddr *)&sdl);
94 }
95
96 static inline int
dev_mc_add(struct net_device * dev,void * addr,int alen,int newonly)97 dev_mc_add(struct net_device *dev, void *addr, int alen, int newonly)
98 {
99 struct sockaddr_dl sdl;
100
101 if (alen > sizeof(sdl.sdl_data))
102 return (-EINVAL);
103 memset(&sdl, 0, sizeof(sdl));
104 sdl.sdl_len = sizeof(sdl);
105 sdl.sdl_family = AF_LINK;
106 sdl.sdl_alen = alen;
107 memcpy(&sdl.sdl_data, addr, alen);
108
109 return -if_addmulti(dev, (struct sockaddr *)&sdl, NULL);
110 }
111
112 #endif /* _LINUX_NETDEVICE_H_ */
113