xref: /freebsd/sys/compat/linuxkpi/common/include/linux/netdevice.h (revision bc5531debefeb54993d01d4f3c8b33ccbe0b4d95)
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 *
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
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
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