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Annotation of cci/sys/bsc/bscio.h, revision 1.1

1.1     ! root        1: /* @(#)bscio.h 1.7 REL */
        !             2: struct bscio {
        !             3:        unsigned short b_blks;  /* max blksize | #sent/rcvd */
        !             4:        unsigned short b_flags; /* see description to follow */
        !             5:        char b_termid[20];      /* our terminal id */
        !             6:        char b_hostid[20];      /* host id */
        !             7:        char b_nbid;            /* bid limit   | count */
        !             8:        char b_nnak;            /* nak limit   | count */
        !             9:        char b_nretry;          /* retry limit | count */
        !            10:        char b_nttd;            /* ttd limit   | count */
        !            11:        char b_nwack;           /* wack limit  | count */
        !            12:        short b_nor;            /* initial read timeout |
        !            13:                                   overrun count */
        !            14: };
        !            15: #define        BSCGET          _IOR(b,1,struct bscio)  /* get current bscio block */
        !            16: #define BSCSET         _IOW(b,2,struct bscio)  /* set new bscio parameters */
        !            17: #define BSCTRNSP       _IO(b,3)        /* set transparent mode */
        !            18: #define BSCNTRNS       _IO(b,4)        /* reset transparent mode */
        !            19: #define BSCSOH         _IO(b,5)        /* start next block with SOH */
        !            20: #define BSCLAST                _IO(b,6)        /* Last block in series to send */
        !            21: #define BSCNSOH                _IO(b,7)        /* Negate effect of BSCSOH */
        !            22: #define BSCID          _IOR(b,8,int)   /* Terminal identification */
        !            23: #define        BSCNDLY         _IO(b,9)        /* Don't delay on read */
        !            24: #define BSCFACK                _IO(b,10)       /* Fast ack mode for read -> write */
        !            25: #define BSWAK          _IO(b,11)       /* send WACK */ 
        !            26: 
        !            27: /* important information: */
        !            28: #define BSCMBLK        4096            /* max. for b_blks on set (max block size) */
        !            29: 
        !            30: /* b_flags on SET: */
        !            31: #define BSCASCII       0x0001  /* transmission code is ascii */
        !            32: #define BSCFDX         0x0002  /* full duplex modems being used */
        !            33: #define BSCIUS         0x0004  /* unit separators in use */
        !            34: #define BSCRVIABT      0x0008  /* abort on RVI */
        !            35: #define BSCPRIM                0x0010  /* we are primary node */
        !            36: #define BSCCKHOST      0x0020  /* chk host id, abort if wrong */
        !            37: #define BSCMPT         0x0040  /* multi-point protocol */
        !            38: #define BSC_UFLAGS     0x007f  /* mask for user-defined flags */
        !            39: 
        !            40: /* b_flags on GET: */
        !            41: #define BSCPROTO       1       /* protocol error by remote host */
        !            42: #define BSCRVI         2       /* RVI abort */
        !            43: #define BSCNBID                3       /* NBID limit exceeded */
        !            44: #define BSCNNAK                4       /* NNAK limit exceeded */
        !            45: #define BSCNRETR       5       /* NRETRY limit exceeded */
        !            46: #define BSCNTTD                6       /* NTTD limit exceeded */
        !            47: #define BSCNWACK       7       /* NWACK limit exceeded */
        !            48: #define BSCNDSR                8       /* no DSR indication from modem */
        !            49: #define BSCTXTO                9       /* transmit timeout */
        !            50: #define BSCRXTO                10      /* idle receive timeout */
        !            51: #define BSCDSC         11      /* remote end sent DISC (DLE-EOT) */
        !            52: #define BSCRABT                12      /* remote end aborted our sending */
        !            53: #define BSCEEOF                13      /* remote end aborted their sending */
        !            54: #define BSCWHI         14      /* wrong host id */
        !            55: #define BSCTXP         15      /* block received in transparent mode */
        !            56:                                /* (not an error) */
        !            57: #define BSCBSOH                16      /* block began with SOH */
        !            58:                                /* (not an error) */
        !            59: #define        BSCONTND        17      /* line contention (not an error) */
        !            60: #define        BSC2BIG         18      /* Received block exceeded BSCMBLK bytes */

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