/* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket * interface as the means of communication with the user level. * * Global definitions for the ANSI FDDI interface. * * Version: @(#)if_fddi.h 1.0.2 Sep 29 2004 * * Author: Lawrence V. Stefani, * * if_fddi.h is based on previous if_ether.h and if_tr.h work by * Fred N. van Kempen, * Donald Becker, * Alan Cox, * Steve Whitehouse, * Peter De Schrijver, * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_IF_FDDI_H #define _LINUX_IF_FDDI_H #include /* * Define max and min legal sizes. The frame sizes do not include * 4 byte FCS/CRC (frame check sequence). */ #define FDDI_K_ALEN 6 /* Octets in one FDDI address */ #define FDDI_K_8022_HLEN 16 /* Total octets in 802.2 header */ #define FDDI_K_SNAP_HLEN 21 /* Total octets in 802.2 SNAP header */ #define FDDI_K_8022_ZLEN 16 /* Min octets in 802.2 frame sans FCS */ #define FDDI_K_SNAP_ZLEN 21 /* Min octets in 802.2 SNAP frame sans FCS */ #define FDDI_K_8022_DLEN 4475 /* Max octets in 802.2 payload */ #define FDDI_K_SNAP_DLEN 4470 /* Max octets in 802.2 SNAP payload */ #define FDDI_K_LLC_ZLEN 13 /* Min octets in LLC frame sans FCS */ #define FDDI_K_LLC_LEN 4491 /* Max octets in LLC frame sans FCS */ /* Define FDDI Frame Control (FC) Byte values */ #define FDDI_FC_K_VOID 0x00 #define FDDI_FC_K_NON_RESTRICTED_TOKEN 0x80 #define FDDI_FC_K_RESTRICTED_TOKEN 0xC0 #define FDDI_FC_K_SMT_MIN 0x41 #define FDDI_FC_K_SMT_MAX 0x4F #define FDDI_FC_K_MAC_MIN 0xC1 #define FDDI_FC_K_MAC_MAX 0xCF #define FDDI_FC_K_ASYNC_LLC_MIN 0x50 #define FDDI_FC_K_ASYNC_LLC_DEF 0x54 #define FDDI_FC_K_ASYNC_LLC_MAX 0x5F #define FDDI_FC_K_SYNC_LLC_MIN 0xD0 #define FDDI_FC_K_SYNC_LLC_MAX 0xD7 #define FDDI_FC_K_IMPLEMENTOR_MIN 0x60 #define FDDI_FC_K_IMPLEMENTOR_MAX 0x6F #define FDDI_FC_K_RESERVED_MIN 0x70 #define FDDI_FC_K_RESERVED_MAX 0x7F /* Define LLC and SNAP constants */ #define FDDI_EXTENDED_SAP 0xAA #define FDDI_UI_CMD 0x03 /* Define 802.2 Type 1 header */ struct fddi_8022_1_hdr { __u8 dsap; /* destination service access point */ __u8 ssap; /* source service access point */ __u8 ctrl; /* control byte #1 */ } __attribute__((packed)); /* Define 802.2 Type 2 header */ struct fddi_8022_2_hdr { __u8 dsap; /* destination service access point */ __u8 ssap; /* source service access point */ __u8 ctrl_1; /* control byte #1 */ __u8 ctrl_2; /* control byte #2 */ } __attribute__((packed)); /* Define 802.2 SNAP header */ #define FDDI_K_OUI_LEN 3 struct fddi_snap_hdr { __u8 dsap; /* always 0xAA */ __u8 ssap; /* always 0xAA */ __u8 ctrl; /* always 0x03 */ __u8 oui[FDDI_K_OUI_LEN]; /* organizational universal id */ __be16 ethertype; /* packet type ID field */ } __attribute__((packed)); /* Define FDDI LLC frame header */ struct fddihdr { __u8 fc; /* frame control */ __u8 daddr[FDDI_K_ALEN]; /* destination address */ __u8 saddr[FDDI_K_ALEN]; /* source address */ union { struct fddi_8022_1_hdr llc_8022_1; struct fddi_8022_2_hdr llc_8022_2; struct fddi_snap_hdr llc_snap; } hdr; } __attribute__((packed)); #ifdef __KERNEL__ #include /* Define FDDI statistics structure */ struct fddi_statistics { /* Generic statistics. */ struct net_device_stats gen; /* Detailed FDDI statistics. Adopted from RFC 1512 */ __u8 smt_station_id[8]; __u32 smt_op_version_id; __u32 smt_hi_version_id; __u32 smt_lo_version_id; __u8 smt_user_data[32]; __u32 smt_mib_version_id; __u32 smt_mac_cts; __u32 smt_non_master_cts; __u32 smt_master_cts; __u32 smt_available_paths; __u32 smt_config_capabilities; __u32 smt_config_policy; __u32 smt_connection_policy; __u32 smt_t_notify; __u32 smt_stat_rpt_policy; __u32 smt_trace_max_expiration; __u32 smt_bypass_present; __u32 smt_ecm_state; __u32 smt_cf_state; __u32 smt_remote_disconnect_flag; __u32 smt_station_status; __u32 smt_peer_wrap_flag; __u32 smt_time_stamp; __u32 smt_transition_time_stamp; __u32 mac_frame_status_functions; __u32 mac_t_max_capability; __u32 mac_tvx_capability; __u32 mac_available_paths; __u32 mac_current_path; __u8 mac_upstream_nbr[FDDI_K_ALEN]; __u8 mac_downstream_nbr[FDDI_K_ALEN]; __u8 mac_old_upstream_nbr[FDDI_K_ALEN]; __u8 mac_old_downstream_nbr[FDDI_K_ALEN]; __u32 mac_dup_address_test; __u32 mac_requested_paths; __u32 mac_downstream_port_type; __u8 mac_smt_address[FDDI_K_ALEN]; __u32 mac_t_req; __u32 mac_t_neg; __u32 mac_t_max; __u32 mac_tvx_value; __u32 mac_frame_cts; __u32 mac_copied_cts; __u32 mac_transmit_cts; __u32 mac_error_cts; __u32 mac_lost_cts; __u32 mac_frame_error_threshold; __u32 mac_frame_error_ratio; __u32 mac_rmt_state; __u32 mac_da_flag; __u32 mac_una_da_flag; __u32 mac_frame_error_flag; __u32 mac_ma_unitdata_available; __u32 mac_hardware_present; __u32 mac_ma_unitdata_enable; __u32 path_tvx_lower_bound; __u32 path_t_max_lower_bound; __u32 path_max_t_req; __u32 path_configuration[8]; __u32 port_my_type[2]; __u32 port_neighbor_type[2]; __u32 port_connection_policies[2]; __u32 port_mac_indicated[2]; __u32 port_current_path[2]; __u8 port_requested_paths[3*2]; __u32 port_mac_placement[2]; __u32 port_available_paths[2]; __u32 port_pmd_class[2]; __u32 port_connection_capabilities[2]; __u32 port_bs_flag[2]; __u32 port_lct_fail_cts[2]; __u32 port_ler_estimate[2]; __u32 port_lem_reject_cts[2]; __u32 port_lem_cts[2]; __u32 port_ler_cutoff[2]; __u32 port_ler_alarm[2]; __u32 port_connect_state[2]; __u32 port_pcm_state[2]; __u32 port_pc_withhold[2]; __u32 port_ler_flag[2]; __u32 port_hardware_present[2]; }; #endif /* __KERNEL__ */ #endif /* _LINUX_IF_FDDI_H */