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| Rev | Author | Line No. | Line |
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| 422 | giacomo | 1 | /* |
| 2 | * INET An implementation of the TCP/IP protocol suite for the LINUX |
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| 3 | * operating system. INET is implemented using the BSD Socket |
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| 4 | * interface as the means of communication with the user level. |
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| 5 | * |
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| 6 | * Global definitions for the ANSI FDDI interface. |
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| 7 | * |
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| 8 | * Version: @(#)if_fddi.h 1.0.1 09/16/96 |
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| 9 | * |
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| 10 | * Author: Lawrence V. Stefani, <stefani@lkg.dec.com> |
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| 11 | * |
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| 12 | * if_fddi.h is based on previous if_ether.h and if_tr.h work by |
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| 13 | * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
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| 14 | * Donald Becker, <becker@super.org> |
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| 15 | * Alan Cox, <alan@redhat.com> |
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| 16 | * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> |
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| 17 | * Peter De Schrijver, <stud11@cc4.kuleuven.ac.be> |
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| 18 | * |
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| 19 | * This program is free software; you can redistribute it and/or |
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| 20 | * modify it under the terms of the GNU General Public License |
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| 21 | * as published by the Free Software Foundation; either version |
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| 22 | * 2 of the License, or (at your option) any later version. |
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| 23 | */ |
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| 24 | #ifndef _LINUX_IF_FDDI_H |
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| 25 | #define _LINUX_IF_FDDI_H |
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| 26 | |||
| 27 | /* |
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| 28 | * Define max and min legal sizes. The frame sizes do not include |
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| 29 | * 4 byte FCS/CRC (frame check sequence). |
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| 30 | */ |
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| 31 | #define FDDI_K_ALEN 6 /* Octets in one FDDI address */ |
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| 32 | #define FDDI_K_8022_HLEN 16 /* Total octets in 802.2 header */ |
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| 33 | #define FDDI_K_SNAP_HLEN 21 /* Total octets in 802.2 SNAP header */ |
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| 34 | #define FDDI_K_8022_ZLEN 16 /* Min octets in 802.2 frame sans FCS */ |
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| 35 | #define FDDI_K_SNAP_ZLEN 21 /* Min octets in 802.2 SNAP frame sans FCS */ |
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| 36 | #define FDDI_K_8022_DLEN 4475 /* Max octets in 802.2 payload */ |
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| 37 | #define FDDI_K_SNAP_DLEN 4470 /* Max octets in 802.2 SNAP payload */ |
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| 38 | #define FDDI_K_LLC_ZLEN 13 /* Min octets in LLC frame sans FCS */ |
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| 39 | #define FDDI_K_LLC_LEN 4491 /* Max octets in LLC frame sans FCS */ |
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| 40 | |||
| 41 | /* Define FDDI Frame Control (FC) Byte values */ |
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| 42 | #define FDDI_FC_K_VOID 0x00 |
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| 43 | #define FDDI_FC_K_NON_RESTRICTED_TOKEN 0x80 |
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| 44 | #define FDDI_FC_K_RESTRICTED_TOKEN 0xC0 |
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| 45 | #define FDDI_FC_K_SMT_MIN 0x41 |
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| 46 | #define FDDI_FC_K_SMT_MAX 0x4F |
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| 47 | #define FDDI_FC_K_MAC_MIN 0xC1 |
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| 48 | #define FDDI_FC_K_MAC_MAX 0xCF |
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| 49 | #define FDDI_FC_K_ASYNC_LLC_MIN 0x50 |
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| 50 | #define FDDI_FC_K_ASYNC_LLC_DEF 0x54 |
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| 51 | #define FDDI_FC_K_ASYNC_LLC_MAX 0x5F |
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| 52 | #define FDDI_FC_K_SYNC_LLC_MIN 0xD0 |
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| 53 | #define FDDI_FC_K_SYNC_LLC_MAX 0xD7 |
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| 54 | #define FDDI_FC_K_IMPLEMENTOR_MIN 0x60 |
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| 55 | #define FDDI_FC_K_IMPLEMENTOR_MAX 0x6F |
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| 56 | #define FDDI_FC_K_RESERVED_MIN 0x70 |
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| 57 | #define FDDI_FC_K_RESERVED_MAX 0x7F |
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| 58 | |||
| 59 | /* Define LLC and SNAP constants */ |
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| 60 | #define FDDI_EXTENDED_SAP 0xAA |
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| 61 | #define FDDI_UI_CMD 0x03 |
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| 62 | |||
| 63 | /* Define 802.2 Type 1 header */ |
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| 64 | struct fddi_8022_1_hdr |
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| 65 | { |
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| 66 | __u8 dsap; /* destination service access point */ |
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| 67 | __u8 ssap; /* source service access point */ |
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| 68 | __u8 ctrl; /* control byte #1 */ |
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| 69 | } __attribute__ ((packed)); |
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| 70 | |||
| 71 | /* Define 802.2 Type 2 header */ |
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| 72 | struct fddi_8022_2_hdr |
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| 73 | { |
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| 74 | __u8 dsap; /* destination service access point */ |
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| 75 | __u8 ssap; /* source service access point */ |
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| 76 | __u8 ctrl_1; /* control byte #1 */ |
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| 77 | __u8 ctrl_2; /* control byte #2 */ |
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| 78 | } __attribute__ ((packed)); |
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| 79 | |||
| 80 | /* Define 802.2 SNAP header */ |
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| 81 | #define FDDI_K_OUI_LEN 3 |
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| 82 | struct fddi_snap_hdr |
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| 83 | { |
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| 84 | __u8 dsap; /* always 0xAA */ |
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| 85 | __u8 ssap; /* always 0xAA */ |
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| 86 | __u8 ctrl; /* always 0x03 */ |
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| 87 | __u8 oui[FDDI_K_OUI_LEN]; /* organizational universal id */ |
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| 88 | __u16 ethertype; /* packet type ID field */ |
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| 89 | } __attribute__ ((packed)); |
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| 90 | |||
| 91 | /* Define FDDI LLC frame header */ |
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| 92 | struct fddihdr |
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| 93 | { |
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| 94 | __u8 fc; /* frame control */ |
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| 95 | __u8 daddr[FDDI_K_ALEN]; /* destination address */ |
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| 96 | __u8 saddr[FDDI_K_ALEN]; /* source address */ |
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| 97 | union |
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| 98 | { |
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| 99 | struct fddi_8022_1_hdr llc_8022_1; |
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| 100 | struct fddi_8022_2_hdr llc_8022_2; |
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| 101 | struct fddi_snap_hdr llc_snap; |
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| 102 | } hdr; |
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| 103 | } __attribute__ ((packed)); |
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| 104 | |||
| 105 | /* Define FDDI statistics structure */ |
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| 106 | struct fddi_statistics |
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| 107 | { |
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| 108 | __u32 rx_packets; /* total packets received */ |
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| 109 | __u32 tx_packets; /* total packets transmitted */ |
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| 110 | __u32 rx_bytes; /* total bytes received */ |
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| 111 | __u32 tx_bytes; /* total bytes transmitted */ |
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| 112 | __u32 rx_errors; /* bad packets received */ |
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| 113 | __u32 tx_errors; /* packet transmit problems */ |
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| 114 | __u32 rx_dropped; /* no space in linux buffers */ |
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| 115 | __u32 tx_dropped; /* no space available in linux */ |
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| 116 | __u32 multicast; /* multicast packets received */ |
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| 117 | __u32 transmit_collision; /* always 0 for FDDI */ |
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| 118 | |||
| 119 | /* detailed rx_errors */ |
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| 120 | __u32 rx_length_errors; |
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| 121 | __u32 rx_over_errors; /* receiver ring buff overflow */ |
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| 122 | __u32 rx_crc_errors; /* recved pkt with crc error */ |
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| 123 | __u32 rx_frame_errors; /* recv'd frame alignment error */ |
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| 124 | __u32 rx_fifo_errors; /* recv'r fifo overrun */ |
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| 125 | __u32 rx_missed_errors; /* receiver missed packet */ |
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| 126 | |||
| 127 | /* detailed tx_errors */ |
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| 128 | __u32 tx_aborted_errors; |
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| 129 | __u32 tx_carrier_errors; |
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| 130 | __u32 tx_fifo_errors; |
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| 131 | __u32 tx_heartbeat_errors; |
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| 132 | __u32 tx_window_errors; |
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| 133 | |||
| 134 | /* for cslip etc */ |
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| 135 | __u32 rx_compressed; |
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| 136 | __u32 tx_compressed; |
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| 137 | |||
| 138 | /* Detailed FDDI statistics. Adopted from RFC 1512 */ |
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| 139 | |||
| 140 | __u8 smt_station_id[8]; |
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| 141 | __u32 smt_op_version_id; |
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| 142 | __u32 smt_hi_version_id; |
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| 143 | __u32 smt_lo_version_id; |
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| 144 | __u8 smt_user_data[32]; |
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| 145 | __u32 smt_mib_version_id; |
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| 146 | __u32 smt_mac_cts; |
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| 147 | __u32 smt_non_master_cts; |
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| 148 | __u32 smt_master_cts; |
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| 149 | __u32 smt_available_paths; |
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| 150 | __u32 smt_config_capabilities; |
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| 151 | __u32 smt_config_policy; |
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| 152 | __u32 smt_connection_policy; |
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| 153 | __u32 smt_t_notify; |
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| 154 | __u32 smt_stat_rpt_policy; |
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| 155 | __u32 smt_trace_max_expiration; |
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| 156 | __u32 smt_bypass_present; |
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| 157 | __u32 smt_ecm_state; |
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| 158 | __u32 smt_cf_state; |
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| 159 | __u32 smt_remote_disconnect_flag; |
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| 160 | __u32 smt_station_status; |
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| 161 | __u32 smt_peer_wrap_flag; |
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| 162 | __u32 smt_time_stamp; |
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| 163 | __u32 smt_transition_time_stamp; |
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| 164 | __u32 mac_frame_status_functions; |
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| 165 | __u32 mac_t_max_capability; |
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| 166 | __u32 mac_tvx_capability; |
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| 167 | __u32 mac_available_paths; |
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| 168 | __u32 mac_current_path; |
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| 169 | __u8 mac_upstream_nbr[FDDI_K_ALEN]; |
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| 170 | __u8 mac_downstream_nbr[FDDI_K_ALEN]; |
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| 171 | __u8 mac_old_upstream_nbr[FDDI_K_ALEN]; |
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| 172 | __u8 mac_old_downstream_nbr[FDDI_K_ALEN]; |
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| 173 | __u32 mac_dup_address_test; |
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| 174 | __u32 mac_requested_paths; |
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| 175 | __u32 mac_downstream_port_type; |
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| 176 | __u8 mac_smt_address[FDDI_K_ALEN]; |
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| 177 | __u32 mac_t_req; |
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| 178 | __u32 mac_t_neg; |
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| 179 | __u32 mac_t_max; |
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| 180 | __u32 mac_tvx_value; |
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| 181 | __u32 mac_frame_cts; |
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| 182 | __u32 mac_copied_cts; |
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| 183 | __u32 mac_transmit_cts; |
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| 184 | __u32 mac_error_cts; |
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| 185 | __u32 mac_lost_cts; |
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| 186 | __u32 mac_frame_error_threshold; |
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| 187 | __u32 mac_frame_error_ratio; |
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| 188 | __u32 mac_rmt_state; |
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| 189 | __u32 mac_da_flag; |
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| 190 | __u32 mac_una_da_flag; |
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| 191 | __u32 mac_frame_error_flag; |
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| 192 | __u32 mac_ma_unitdata_available; |
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| 193 | __u32 mac_hardware_present; |
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| 194 | __u32 mac_ma_unitdata_enable; |
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| 195 | __u32 path_tvx_lower_bound; |
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| 196 | __u32 path_t_max_lower_bound; |
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| 197 | __u32 path_max_t_req; |
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| 198 | __u32 path_configuration[8]; |
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| 199 | __u32 port_my_type[2]; |
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| 200 | __u32 port_neighbor_type[2]; |
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| 201 | __u32 port_connection_policies[2]; |
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| 202 | __u32 port_mac_indicated[2]; |
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| 203 | __u32 port_current_path[2]; |
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| 204 | __u8 port_requested_paths[3*2]; |
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| 205 | __u32 port_mac_placement[2]; |
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| 206 | __u32 port_available_paths[2]; |
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| 207 | __u32 port_pmd_class[2]; |
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| 208 | __u32 port_connection_capabilities[2]; |
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| 209 | __u32 port_bs_flag[2]; |
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| 210 | __u32 port_lct_fail_cts[2]; |
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| 211 | __u32 port_ler_estimate[2]; |
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| 212 | __u32 port_lem_reject_cts[2]; |
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| 213 | __u32 port_lem_cts[2]; |
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| 214 | __u32 port_ler_cutoff[2]; |
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| 215 | __u32 port_ler_alarm[2]; |
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| 216 | __u32 port_connect_state[2]; |
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| 217 | __u32 port_pcm_state[2]; |
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| 218 | __u32 port_pc_withhold[2]; |
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| 219 | __u32 port_ler_flag[2]; |
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| 220 | __u32 port_hardware_present[2]; |
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| 221 | }; |
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| 222 | |||
| 223 | #endif /* _LINUX_IF_FDDI_H */ |