xref: /titanic_41/usr/src/lib/libuuid/common/etheraddr.h (revision c138f478d2bc94e73ab8f6a084e323bec25e62f5)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2000,2002 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_ETHERADDR_H
28 #define	_ETHERADDR_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 /*
33  * Module:	etheraddr
34  * Description:	This is the solaris-specific interface for retrieving
35  *		the MAC (IEEE 802.3) node identifier, a.k.a. the ethernet
36  *		address of the system.  Note that this can only get the
37  *		ethernet address if the process running the code can open
38  *		/dev/[whatever] read/write, e.g. you must be root.
39  */
40 
41 #ifdef	__cplusplus
42 extern "C" {
43 #endif
44 
45 #include <sys/socket.h>
46 #include <net/if.h>
47 #include <netinet/if_ether.h>
48 #include <sys/uuid.h>
49 
50 /* max modules that can be pushed on intr */
51 #define	MAX_MODS	9
52 
53 /* used to avoid getting errors from lo0 */
54 #define	LOOPBACK_IF	"lo0"
55 
56 /*
57  * Local structure encapsulating an interface
58  * device and its associated modules
59  */
60 typedef struct dev_att {
61 	char	ifname[LIFNAMSIZ];	/* interface name, such as "le0" */
62 	int	style;			/* DLPI message style */
63 	int	ppa;			/* Physical point of attachment */
64 	int	lun;			/* logical unit number */
65 	int	mod_cnt; 		/* # modules to push onto stream */
66 	char	devname[LIFNAMSIZ];	/* device name, such as "/dev/le0" */
67 	char	modlist[MAX_MODS][LIFNAMSIZ]; /* modules to push onto stream */
68 } dev_att_t;
69 
70 
71 /* where devices are located */
72 #define	DEVDIR		"/dev"
73 
74 /* how long to wait for dlpi requests to succeed */
75 #define	DLPI_TIMEOUT	60
76 
77 /*
78  * Global functions
79  */
80 int	arp_get(uuid_node_t *);
81 int	dlpi_get_address(char *, struct ether_addr *);
82 int	get_net_if_names(char ***);
83 void	free_net_if_names(char **);
84 int	get_ethernet_address(uuid_node_t *);
85 
86 #ifdef __cplusplus
87 }
88 #endif
89 
90 #endif /* _ETHERADDR_H */
91