http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/if_tr.h

/* * 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 Token-Ring IEEE 802.5 interface. * * Version: @(#)if_tr.h 0.0 07/11/94 * * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> * Donald Becker, <becker@super.org> * Peter De Schrijver, <stud11@cc4.kuleuven.ac.be> * * 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_TR_H #define _LINUX_IF_TR_H #include <asm/byteorder.h> /* For __be16 */ /* IEEE 802.5 Token-Ring magic constants. The frame sizes omit the preamble and FCS/CRC (frame check sequence). */ #define TR_ALEN 6 /* Octets in one token-ring addr */ #define TR_HLEN (sizeof(struct trh_hdr)+sizeof(struct trllc)) #define AC 0x10 #define LLC_FRAME 0x40 /* LLC and SNAP constants */ #define EXTENDED_SAP 0xAA #define UI_CMD 0x03 /* This is an Token-Ring frame header. */ struct trh_hdr { __u8 ac; /* access control field */ __u8 fc; /* frame control field */ __u8 daddr[TR_ALEN]; /* destination address */ __u8 saddr[TR_ALEN]; /* source address */ __be16 rcf; /* route control field */ __be16 rseg[8]; /* routing registers */ }; #ifdef __KERNEL__ #include <linux/config.h> #include <linux/skbuff.h> static inline struct trh_hdr *tr_hdr(const struct sk_buff *skb) { return (struct trh_hdr *)skb->mac.raw; } #ifdef CONFIG_SYSCTL extern struct ctl_table tr_table[]; #endif #endif /* This is an Token-Ring LLC structure */ struct trllc { __u8 dsap; /* destination SAP */ __u8 ssap; /* source SAP */ __u8 llc; /* LLC control field */ __u8 protid[3]; /* protocol id */ __be16 ethertype; /* ether type field */ }; /* Token-Ring statistics collection data. */ struct tr_statistics { unsigned long rx_packets; /* total packets received */ unsigned long tx_packets; /* total packets transmitted */ unsigned long rx_bytes; /* total bytes received */ unsigned long tx_bytes; /* total bytes transmitted */ unsigned long rx_errors; /* bad packets received */ unsigned long tx_errors; /* packet transmit problems */ unsigned long rx_dropped; /* no space in linux buffers */ unsigned long tx_dropped; /* no space available in linux */ unsigned long multicast; /* multicast packets received */ unsigned long transmit_collision; /* detailed Token-Ring errors. See IBM Token-Ring Network Architecture for more info */ unsigned long line_errors; unsigned long internal_errors; unsigned long burst_errors; unsigned long A_C_errors; unsigned long abort_delimiters; unsigned long lost_frames; unsigned long recv_congest_count; unsigned long frame_copied_errors; unsigned long frequency_errors; unsigned long token_errors; unsigned long dummy1; }; /* source routing stuff */ #define TR_RII 0x80 #define TR_RCF_DIR_BIT 0x80 #define TR_RCF_LEN_MASK 0x1f00 #define TR_RCF_BROADCAST 0x8000 /* all-routes broadcast */ #define TR_RCF_LIMITED_BROADCAST 0xC000 /* single-route broadcast */ #define TR_RCF_FRAME2K 0x20 #define TR_RCF_BROADCAST_MASK 0xC000 #define TR_MAXRIFLEN 18 #endif /* _LINUX_IF_TR_H */