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f7a9f785 | 1 | /* Copyright (C) 1997-2016 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
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5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
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8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
1fb05e3d | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
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15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
18 | #ifndef _NETINET_IF_TR_H | |
19 | #define _NETINET_IF_TR_H 1 | |
20 | ||
21 | #include <sys/cdefs.h> | |
22 | #include <sys/types.h> | |
1fb05e3d | 23 | |
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24 | /* IEEE 802.5 Token-Ring magic constants. The frame sizes omit the preamble |
25 | and FCS/CRC (frame check sequence). */ | |
26 | #define TR_ALEN 6 /* Octets in one token-ring addr */ | |
27 | #define TR_HLEN (sizeof (struct trh_hdr) + sizeof (struct trllc)) | |
28 | #define AC 0x10 | |
29 | #define LLC_FRAME 0x40 | |
30 | ||
31 | /* LLC and SNAP constants */ | |
32 | #define EXTENDED_SAP 0xAA | |
33 | #define UI_CMD 0x03 | |
34 | ||
35 | /* This is an Token-Ring frame header. */ | |
36 | struct trh_hdr | |
37 | { | |
38 | u_int8_t ac; /* access control field */ | |
39 | u_int8_t fc; /* frame control field */ | |
40 | u_int8_t daddr[TR_ALEN]; /* destination address */ | |
41 | u_int8_t saddr[TR_ALEN]; /* source address */ | |
42 | u_int16_t rcf; /* route control field */ | |
43 | u_int16_t rseg[8]; /* routing registers */ | |
44 | }; | |
45 | ||
46 | /* This is an Token-Ring LLC structure */ | |
47 | struct trllc | |
48 | { | |
49 | u_int8_t dsap; /* destination SAP */ | |
50 | u_int8_t ssap; /* source SAP */ | |
51 | u_int8_t llc; /* LLC control field */ | |
52 | u_int8_t protid[3]; /* protocol id */ | |
53 | u_int16_t ethertype; /* ether type field */ | |
54 | }; | |
55 | ||
56 | /* Token-Ring statistics collection data. */ | |
57 | struct tr_statistics | |
58 | { | |
59 | unsigned long rx_packets; /* total packets received */ | |
60 | unsigned long tx_packets; /* total packets transmitted */ | |
61 | unsigned long rx_bytes; /* total bytes received */ | |
62 | unsigned long tx_bytes; /* total bytes transmitted */ | |
63 | unsigned long rx_errors; /* bad packets received */ | |
64 | unsigned long tx_errors; /* packet transmit problems */ | |
65 | unsigned long rx_dropped; /* no space in linux buffers */ | |
66 | unsigned long tx_dropped; /* no space available in linux */ | |
67 | unsigned long multicast; /* multicast packets received */ | |
68 | unsigned long transmit_collision; | |
69 | ||
70 | /* detailed Token-Ring errors. See IBM Token-Ring Network | |
71 | Architecture for more info */ | |
72 | ||
73 | unsigned long line_errors; | |
74 | unsigned long internal_errors; | |
75 | unsigned long burst_errors; | |
76 | unsigned long A_C_errors; | |
77 | unsigned long abort_delimiters; | |
78 | unsigned long lost_frames; | |
79 | unsigned long recv_congest_count; | |
80 | unsigned long frame_copied_errors; | |
81 | unsigned long frequency_errors; | |
82 | unsigned long token_errors; | |
83 | unsigned long dummy1; | |
84 | }; | |
85 | ||
86 | /* source routing stuff */ | |
87 | #define TR_RII 0x80 | |
88 | #define TR_RCF_DIR_BIT 0x80 | |
89 | #define TR_RCF_LEN_MASK 0x1f00 | |
90 | #define TR_RCF_BROADCAST 0x8000 /* all-routes broadcast */ | |
91 | #define TR_RCF_LIMITED_BROADCAST 0xC000 /* single-route broadcast */ | |
92 | #define TR_RCF_FRAME2K 0x20 | |
93 | #define TR_RCF_BROADCAST_MASK 0xC000 | |
94 | #define TR_MAXRIFLEN 18 | |
1fb05e3d | 95 | |
498afc54 | 96 | #ifdef __USE_MISC |
1fb05e3d | 97 | |
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98 | struct trn_hdr |
99 | { | |
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100 | u_int8_t trn_ac; /* access control field */ |
101 | u_int8_t trn_fc; /* field control field */ | |
102 | u_int8_t trn_dhost[TR_ALEN]; /* destination host */ | |
103 | u_int8_t trn_shost[TR_ALEN]; /* source host */ | |
104 | u_int16_t trn_rcf; /* route control field */ | |
105 | u_int16_t trn_rseg[8]; /* routing registers */ | |
106 | }; | |
107 | ||
108 | #endif | |
109 | ||
110 | #endif /* netinet/if_tr.h */ |