1*29275Smckusick /* @(#)if_ddnvar.h 7.1 (Berkeley) 06/05/86 */ 224434Skarels 324434Skarels 424434Skarels 524434Skarels /************************************************************************\ 624434Skarels 724434Skarels ________________________________________________________ 824434Skarels / \ 924434Skarels | AAA CCCCCCCCCCCCCC CCCCCCCCCCCCCC | 1024434Skarels | AAAAA CCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCC | 1124434Skarels | AAAAAAA CCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCC | 1224434Skarels | AAAA AAAA CCCC CCCC | 1324434Skarels | AAAA AAAA CCCC CCCC | 1424434Skarels | AAAA AAAA CCCC CCCC | 1524434Skarels | AAAA AAAA CCCC CCCC | 1624434Skarels | AAAA AAAAAAAAAAA CCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCC | 1724434Skarels | AAAA AAAAAAAAAAA CCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCC | 1824434Skarels | AAAA AAAAAAAAA CCCCCCCCCCCCCC CCCCCCCCCCCCCC | 1924434Skarels \________________________________________________________/ 2024434Skarels 2124434Skarels Copyright (c) 1985 by Advanced Computer Communications 2224434Skarels 720 Santa Barbara Street, Santa Barbara, California 93101 2324434Skarels (805) 963-9431 2424434Skarels 2524434Skarels This software may be duplicated and used on systems 2624434Skarels which are licensed to run U.C. Berkeley versions of 2724434Skarels the UNIX operating system. Any duplication of any 2824434Skarels part of this software must include a copy of ACC's 2924434Skarels copyright notice. 3024434Skarels 3124434Skarels 3224434Skarels File: 3324434Skarels if_ddnvar.h 3424434Skarels 3524434Skarels Author: 3624434Skarels Art Berggreen 3724434Skarels 3824434Skarels Project: 3924434Skarels 4.2 DDN X.25 network driver 4024434Skarels 4124434Skarels Function: 4224434Skarels This file contains definitions used to control and 4324434Skarels track the status of the ACP625 (IF-11/X25). 4424434Skarels 4524434Skarels Components: 4624434Skarels 4724434Skarels Revision History: 4824434Skarels 16-May-1985: V1.0 - First release. 4924434Skarels Art Berggreen. 5024434Skarels 5124434Skarels \************************************************************************/ 5224434Skarels 5324434Skarels 5424434Skarels /* if_ddnvar.h V1.0 5/16/85 */ 5524434Skarels 5624434Skarels /* program parameters */ 5724434Skarels 5824434Skarels #define DDNMTU 1006 /* maximum IP msg length */ 5924434Skarels #define DDN_OQMAX 8 /* max IP msgs on LCN output q */ 6024434Skarels #define NDDNCH 32 /* number of X.25 channels */ 6124434Skarels #define DELAY_CNT 50000 6224434Skarels #define DDN_TIMEOUT 10 6324434Skarels 6424434Skarels #define DC_OBUSY 0x01 6524434Skarels 6624434Skarels typedef unsigned char byte; 6724434Skarels typedef int boolean; 6824434Skarels 6924434Skarels /* X25 LCN state definitions */ 7024434Skarels #define LC_DOWN 0 /* X25 circuit down */ 7124434Skarels #define LC_RESTART 1 /* X25 circuit restarting */ 7224434Skarels #define LC_IDLE 2 /* X25 circuit not in use */ 7324434Skarels #define LC_CALL_PENDING 3 /* X25 circuit call pending */ 7424434Skarels #define LC_DATA_IDLE 4 /* X25 circuit open */ 7524434Skarels #define LC_CLR_PENDING 5 /* X25 circuit clear pending */ 7624434Skarels 7724434Skarels /* Timeout definitions */ 7824434Skarels #define TMO_OFF 0 /* timer off */ 7924434Skarels #define TMO_RESTART ( 90/DDN_TIMEOUT) /* restart timeout */ 8024434Skarels #define TMO_CALL_PENDING (180/DDN_TIMEOUT) /* call timeout */ 8124434Skarels #define TMO_DATA_IDLE ( 30/DDN_TIMEOUT) /* idle circuit timeout */ 8224434Skarels #define TMO_CLR_PENDING ( 30/DDN_TIMEOUT) /* clear timeout */ 8324434Skarels 8424434Skarels /* Link status codes */ 8524434Skarels #define LINK_DOWN 0x00 /* Link layer is down */ 8624434Skarels #define LINK_UP 0x01 /* Link layer is up */ 8724434Skarels 8824434Skarels /* Line control codes */ 8924434Skarels #define LINK_DISABLE 0x00 /* Disable link layer */ 9024434Skarels #define LINK_ENABLE 0x01 /* Enable link layer */ 9124434Skarels #define LINK_LOOPBACK 0x42 /* Link layer loopback mode */ 9224434Skarels #define LOOP_OFF 0x00 /* Loopback off */ 9324434Skarels #define LOOP_EXTERNAL 0x01 /* Loopback external */ 9424434Skarels #define LOOP_INTERNAL 0x03 /* Loopback internal */ 9524434Skarels #define PKT_SIZE 0x90 /* Packet size */ 9624434Skarels #define PKT_WINDOW 0x4f /* Packet window */ 9724434Skarels 9824434Skarels /* X25 supervisor message codes */ 9924434Skarels #define CALL 0x00 /* outgoing call */ 10024434Skarels #define RING 0x01 /* incoming call */ 10124434Skarels #define CLEARVC 0x02 /* clear by VCN */ 10224434Skarels #define ANSWER 0x03 /* answer call */ 10324434Skarels #define CLEARLC 0x04 /* clear by LCN */ 10424434Skarels #define RESET 0x20 /* reset LCN */ 10524434Skarels #define RESET_ACK 0x21 /* reset ack */ 10624434Skarels #define INTERRUPT 0x22 /* X25 interrupt */ 10724434Skarels #define READY 0x23 /* flow control ready */ 10824434Skarels #define INTR_ACK 0x24 /* interrupt ack */ 10924434Skarels #define RESTART 0x40 /* X25 restart */ 11024434Skarels #define RSTRT_ACK 0x41 /* restart ack */ 11124434Skarels #define SYS_STATUS 0x42 /* system status msg */ 11224434Skarels #define LINE_CNTL 0x60 /* link control cmnd */ 11324434Skarels #define LINE_STATUS 0x61 /* link status resp */ 11424434Skarels 11524434Skarels /* X25 facilities */ 11624434Skarels #define X25_FACIL_DDN 0x04 /* DDN mode facility */ 11724434Skarels #define FAC_DDNSTD 0x01 /* DDN standard mode */ 11824434Skarels 11924434Skarels /* X25 protocols */ 12024434Skarels #define X25_PROTO_IP 0xcc /* X25 IP protocol type code */ 121