xref: /freebsd/sys/net/if_mib.h (revision 6990ffd8a95caaba6858ad44ff1b3157d1efba8f)
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  * $FreeBSD$
30  */
31 
32 #ifndef _NET_IF_MIB_H
33 #define	_NET_IF_MIB_H	1
34 
35 struct ifmibdata {
36 	char	ifmd_name[IFNAMSIZ]; /* name of interface */
37 	int	ifmd_pcount;	/* number of promiscuous listeners */
38 	int	ifmd_flags;	/* interface flags */
39 	int	ifmd_snd_len;	/* instantaneous length of send queue */
40 	int	ifmd_snd_maxlen; /* maximum length of send queue */
41 	int	ifmd_snd_drops;	/* number of drops in send queue */
42 	int	ifmd_filler[4];	/* for future expansion */
43 	struct	if_data ifmd_data; /* generic information and statistics */
44 };
45 
46 /*
47  * sysctl MIB tags at the net.link.generic level
48  */
49 #define	IFMIB_SYSTEM	1	/* non-interface-specific */
50 #define	IFMIB_IFDATA	2	/* per-interface data table */
51 
52 /*
53  * MIB tags for the various net.link.generic.ifdata tables
54  */
55 #define	IFDATA_GENERAL	1	/* generic stats for all kinds of ifaces */
56 #define	IFDATA_LINKSPECIFIC	2 /* specific to the type of interface */
57 
58 /*
59  * MIB tags at the net.link.generic.system level
60  */
61 #define	IFMIB_IFCOUNT	1	/* number of interfaces configured */
62 
63 /*
64  * MIB tags as the net.link level
65  * All of the other values are IFT_* names defined in if_types.h.
66  */
67 #define	NETLINK_GENERIC	0	/* functions not specific to a type of iface */
68 
69 /*
70  * The reason why the IFDATA_LINKSPECIFIC stuff is not under the
71  * net.link.<iftype> branches is twofold:
72  *   1) It's easier to code this way, and doesn't require duplication.
73  *   2) The fourth level under net.link.<iftype> is <pf>; that is to say,
74  *	the net.link.<iftype> tree instruments the adaptation layers between
75  *	<iftype> and a particular protocol family (e.g., net.link.ether.inet
76  *	instruments ARP).  This does not really leave room for anything else
77  *	that needs to have a well-known number.
78  */
79 
80 /*
81  * Link-specific MIB structures for various link types.
82  */
83 
84 /* For IFT_ETHER, IFT_ISO88023, and IFT_STARLAN, as used by RFC 1650 */
85 struct ifmib_iso_8802_3 {
86 	u_int32_t	dot3StatsAlignmentErrors;
87 	u_int32_t	dot3StatsFCSErrors;
88 	u_int32_t	dot3StatsSingleCollisionFrames;
89 	u_int32_t	dot3StatsMultipleCollisionFrames;
90 	u_int32_t	dot3StatsSQETestErrors;
91 	u_int32_t	dot3StatsDeferredTransmissions;
92 	u_int32_t	dot3StatsLateCollisions;
93 	u_int32_t	dot3StatsExcessiveCollisions;
94 	u_int32_t	dot3StatsInternalMacTransmitErrors;
95 	u_int32_t	dot3StatsCarrierSenseErrors;
96 	u_int32_t	dot3StatsFrameTooLongs;
97 	u_int32_t	dot3StatsInternalMacReceiveErrors;
98 	u_int32_t	dot3StatsEtherChipSet;
99 	/* Matt Thomas wants this one, not included in RFC 1650: */
100 	u_int32_t	dot3StatsMissedFrames;
101 
102 	u_int32_t	dot3StatsCollFrequencies[16]; /* NB: index origin */
103 
104 	u_int32_t	dot3Compliance;
105 #define	DOT3COMPLIANCE_STATS	1
106 #define	DOT3COMPLIANCE_COLLS	2
107 };
108 
109 /*
110  * Chipset identifiers are normally part of the vendor's enterprise MIB.
111  * However, we don't want to be trying to represent arbitrary-length
112  * OBJECT IDENTIFIERs here (ick!), and the right value is not necessarily
113  * obvious to the driver implementor.  So, we define our own identification
114  * mechanism here, and let the agent writer deal with the translation.
115  */
116 #define	DOT3CHIPSET_VENDOR(x)	((x) >> 16)
117 #define	DOT3CHIPSET_PART(x)	((x) & 0xffff)
118 #define	DOT3CHIPSET(v,p)	(((v) << 16) + ((p) & 0xffff))
119 
120 /* Driver writers!  Add your vendors here! */
121 enum dot3Vendors {
122 	dot3VendorAMD = 1,
123 	dot3VendorIntel = 2,
124 	dot3VendorNational = 4,
125 	dot3VendorFujitsu = 5,
126 	dot3VendorDigital = 6,
127 	dot3VendorWesternDigital = 7
128 };
129 
130 /* Driver writers!  Add your chipsets here! */
131 enum {
132 	dot3ChipSetAMD7990 = 1,
133 	dot3ChipSetAMD79900 = 2,
134 	dot3ChipSetAMD79C940 = 3
135 };
136 
137 enum {
138 	dot3ChipSetIntel82586 = 1,
139 	dot3ChipSetIntel82596 = 2,
140 	dot3ChipSetIntel82557 = 3
141 };
142 
143 enum {
144 	dot3ChipSetNational8390 = 1,
145 	dot3ChipSetNationalSonic = 2
146 };
147 
148 enum {
149 	dot3ChipSetFujitsu86950 = 1
150 };
151 
152 enum {
153 	dot3ChipSetDigitalDC21040 = 1,
154 	dot3ChipSetDigitalDC21140 = 2,
155 	dot3ChipSetDigitalDC21041 = 3,
156 	dot3ChipSetDigitalDC21140A = 4,
157 	dot3ChipSetDigitalDC21142 = 5
158 };
159 
160 enum {
161 	dot3ChipSetWesternDigital83C690 = 1,
162 	dot3ChipSetWesternDigital83C790 = 2
163 };
164 /* END of Ethernet-link MIB stuff */
165 
166 /*
167  * Put other types of interface MIBs here, or in interface-specific
168  * header files if convenient ones already exist.
169  */
170 #endif /* _NET_IF_MIB_H */
171