xref: /freebsd/sys/net/if_mib.h (revision 95ee2897)
1 /*-
2  * Copyright 1996 Massachusetts Institute of Technology
3  *
4  * Permission to use, copy, modify, and distribute this software and
5  * its documentation for any purpose and without fee is hereby
6  * granted, provided that both the above copyright notice and this
7  * permission notice appear in all copies, that both the above
8  * copyright notice and this permission notice appear in all
9  * supporting documentation, and that the name of M.I.T. not be used
10  * in advertising or publicity pertaining to distribution of the
11  * software without specific, written prior permission.  M.I.T. makes
12  * no representations about the suitability of this software for any
13  * purpose.  It is provided "as is" without express or implied
14  * warranty.
15  *
16  * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
17  * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
20  * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #ifndef _NET_IF_MIB_H
31 #define	_NET_IF_MIB_H	1
32 
33 struct ifmibdata {
34 	char	ifmd_name[IFNAMSIZ]; /* name of interface */
35 	int	ifmd_pcount;	/* number of promiscuous listeners */
36 	int	ifmd_flags;	/* interface flags */
37 	int	ifmd_snd_len;	/* instantaneous length of send queue */
38 	int	ifmd_snd_maxlen; /* maximum length of send queue */
39 	int	ifmd_snd_drops;	/* number of drops in send queue */
40 	int	ifmd_filler[4];	/* for future expansion */
41 	struct	if_data ifmd_data; /* generic information and statistics */
42 };
43 
44 /*
45  * sysctl MIB tags at the net.link.generic level
46  */
47 #define	IFMIB_SYSTEM	1	/* non-interface-specific */
48 #define	IFMIB_IFDATA	2	/* per-interface data table */
49 
50 /*
51  * MIB tags for the various net.link.generic.ifdata tables
52  */
53 #define	IFDATA_GENERAL	1	/* generic stats for all kinds of ifaces */
54 #define	IFDATA_LINKSPECIFIC	2 /* specific to the type of interface */
55 #define	IFDATA_DRIVERNAME	3 /* driver name and unit */
56 
57 /*
58  * MIB tags at the net.link.generic.system level
59  */
60 #define	IFMIB_IFCOUNT	1	/* number of interfaces configured */
61 
62 /*
63  * MIB tags as the net.link level
64  * All of the other values are IFT_* names defined in if_types.h.
65  */
66 #define	NETLINK_GENERIC	0	/* functions not specific to a type of iface */
67 
68 /*
69  * The reason why the IFDATA_LINKSPECIFIC stuff is not under the
70  * net.link.<iftype> branches is twofold:
71  *   1) It's easier to code this way, and doesn't require duplication.
72  *   2) The fourth level under net.link.<iftype> is <pf>; that is to say,
73  *	the net.link.<iftype> tree instruments the adaptation layers between
74  *	<iftype> and a particular protocol family (e.g., net.link.ether.inet
75  *	instruments ARP).  This does not really leave room for anything else
76  *	that needs to have a well-known number.
77  */
78 
79 /*
80  * Link-specific MIB structures for various link types.
81  */
82 
83 /* For IFT_ETHER, IFT_ISO88023, and IFT_STARLAN, as used by RFC 1650 */
84 struct ifmib_iso_8802_3 {
85 	u_int32_t	dot3StatsAlignmentErrors;
86 	u_int32_t	dot3StatsFCSErrors;
87 	u_int32_t	dot3StatsSingleCollisionFrames;
88 	u_int32_t	dot3StatsMultipleCollisionFrames;
89 	u_int32_t	dot3StatsSQETestErrors;
90 	u_int32_t	dot3StatsDeferredTransmissions;
91 	u_int32_t	dot3StatsLateCollisions;
92 	u_int32_t	dot3StatsExcessiveCollisions;
93 	u_int32_t	dot3StatsInternalMacTransmitErrors;
94 	u_int32_t	dot3StatsCarrierSenseErrors;
95 	u_int32_t	dot3StatsFrameTooLongs;
96 	u_int32_t	dot3StatsInternalMacReceiveErrors;
97 	u_int32_t	dot3StatsEtherChipSet;
98 	/* Matt Thomas wants this one, not included in RFC 1650: */
99 	u_int32_t	dot3StatsMissedFrames;
100 
101 	u_int32_t	dot3StatsCollFrequencies[16]; /* NB: index origin */
102 
103 	u_int32_t	dot3Compliance;
104 #define	DOT3COMPLIANCE_STATS	1
105 #define	DOT3COMPLIANCE_COLLS	2
106 };
107 
108 /*
109  * Chipset identifiers are normally part of the vendor's enterprise MIB.
110  * However, we don't want to be trying to represent arbitrary-length
111  * OBJECT IDENTIFIERs here (ick!), and the right value is not necessarily
112  * obvious to the driver implementor.  So, we define our own identification
113  * mechanism here, and let the agent writer deal with the translation.
114  */
115 #define	DOT3CHIPSET_VENDOR(x)	((x) >> 16)
116 #define	DOT3CHIPSET_PART(x)	((x) & 0xffff)
117 #define	DOT3CHIPSET(v,p)	(((v) << 16) + ((p) & 0xffff))
118 
119 /* Driver writers!  Add your vendors here! */
120 enum dot3Vendors {
121 	dot3VendorAMD = 1,
122 	dot3VendorIntel = 2,
123 	dot3VendorNational = 4,
124 	dot3VendorFujitsu = 5,
125 	dot3VendorDigital = 6,
126 	dot3VendorWesternDigital = 7
127 };
128 
129 /* Driver writers!  Add your chipsets here! */
130 enum {
131 	dot3ChipSetAMD7990 = 1,
132 	dot3ChipSetAMD79900 = 2,
133 	dot3ChipSetAMD79C940 = 3
134 };
135 
136 enum {
137 	dot3ChipSetIntel82586 = 1,
138 	dot3ChipSetIntel82596 = 2,
139 	dot3ChipSetIntel82557 = 3
140 };
141 
142 enum {
143 	dot3ChipSetNational8390 = 1,
144 	dot3ChipSetNationalSonic = 2
145 };
146 
147 enum {
148 	dot3ChipSetFujitsu86950 = 1
149 };
150 
151 enum {
152 	dot3ChipSetDigitalDC21040 = 1,
153 	dot3ChipSetDigitalDC21140 = 2,
154 	dot3ChipSetDigitalDC21041 = 3,
155 	dot3ChipSetDigitalDC21140A = 4,
156 	dot3ChipSetDigitalDC21142 = 5
157 };
158 
159 enum {
160 	dot3ChipSetWesternDigital83C690 = 1,
161 	dot3ChipSetWesternDigital83C790 = 2
162 };
163 /* END of Ethernet-link MIB stuff */
164 
165 /*
166  * Put other types of interface MIBs here, or in interface-specific
167  * header files if convenient ones already exist.
168  */
169 #endif /* _NET_IF_MIB_H */
170