# 2.11BSD#431 - /usr/src/sys/sys/tty_conf.c

##### Functions

    SLCLOSE           X
    SLINPUT           X
    SLOPEN            X
    SLSTART           X
    SLTIOCTL          X
    nullioctl         X

##### Variables

    linesw            X
    nldisp            X

       1: /*
       2:  * Copyright (c) 1986 Regents of the University of California.
       3:  * All rights reserved.  The Berkeley software License Agreement
       4:  * specifies the terms and conditions for redistribution.
       5:  *
       6:  *	@(#)tty_conf.c	1.2 (2.11BSD GTE) 11/30/94
       7:  */
       8:
       9: #include "param.h"
      10: #include "../pdp/seg.h"
      11:
      12: #include "file.h"
      13: #include "ioctl.h"
      14: #include "tty.h"
      15: #include "errno.h"
      16: #include "conf.h"
      17:
      18: int nodev();
      19: int nulldev();
      20:
      21: int ttyopen(),ttylclose(),ttread(),ttwrite(),nullioctl(),ttstart();
      22: int ttymodem(), nullmodem(), ttyinput();
      23:
      24: /* #include "bk.h" */
      25: #if NBK > 0
      26: int bkopen(),bkclose(),bkread(),bkinput(),bkioctl();
      27: #endif
      28:
      29: /* #include "tb.h" */
      30: #if NTB > 0
      31: int tbopen(),tbclose(),tbread(),tbinput(),tbioctl();
      32: #endif
      33: #include "sl.h"
      34: #if NSL > 0
      35: int SLOPEN(),SLCLOSE(),SLINPUT(),SLTIOCTL(),SLSTART();
      36: #endif
      37:
      38:
      39: struct  linesw linesw[] =
      40: {
      41:     ttyopen, ttylclose, ttread, ttwrite, nullioctl, /* 0- OTTYDISC */
      42:     ttyinput, nodev, nulldev, ttstart, ttymodem,
      43: #if NBK > 0
      44:     bkopen, bkclose, bkread, ttwrite, bkioctl,  /* 1- NETLDISC */
      45:     bkinput, nodev, nulldev, ttstart, nullmodem,
      46: #else
      47:     nodev, nodev, nodev, nodev, nodev,
      48:     nodev, nodev, nodev, nodev, nodev,
      49: #endif
      50:     ttyopen, ttylclose, ttread, ttwrite, nullioctl, /* 2- NTTYDISC */
      51:     ttyinput, nodev, nulldev, ttstart, ttymodem,
      52: #if NTB > 0
      53:     tbopen, tbclose, tbread, nodev, tbioctl,
      54:     tbinput, nodev, nulldev, ttstart, nullmodem,    /* 3- TABLDISC */
      55: #else
      56:     nodev, nodev, nodev, nodev, nodev,
      57:     nodev, nodev, nodev, nodev, nodev,
      58: #endif
      59: #if NSL > 0
      60:     SLOPEN, SLCLOSE, nodev, nodev, SLTIOCTL,
      61:     SLINPUT, nodev, nulldev, SLSTART, nulldev,  /* 4- SLIPDISC */
      62: #else
      63:     nodev, nodev, nodev, nodev, nodev,
      64:     nodev, nodev, nodev, nodev, nodev,
      65: #endif
      66: };
      67:
      68: int nldisp = sizeof (linesw) / sizeof (linesw[0]);
      69:
      70: /*
      71:  * Do nothing specific version of line
      72:  * discipline specific ioctl command.
      73:  */
      74: /*ARGSUSED*/
      75: nullioctl(tp, cmd, data, flags)
      76:     struct tty *tp;
      77:     u_int cmd;
      78:     char *data;
      79:     int flags;
      80: {
      81:
      82: #ifdef lint
      83:     tp = tp; data = data; flags = flags;
      84: #endif
      85:     return (-1);
      86: }
      87:
      88: #if NSL > 0
      89: SLOPEN(dev, tp)
      90:     dev_t dev;
      91:     struct tty *tp;
      92: {
      93:     int error, slopen();
      94:
      95:     if (!suser())
      96:         return (EPERM);
      97:     if (tp->t_line == SLIPDISC)
      98:         return (EBUSY);
      99:     error = KScall(slopen, sizeof(dev_t) + sizeof(struct tty *), dev, tp);
     100:     if (!error)
     101:         ttyflush(tp, FREAD | FWRITE);
     102:     return(error);
     103: }
     104:
     105: SLCLOSE(tp, flag)
     106:     struct tty *tp;
     107:     int flag;
     108: {
     109:     int slclose();
     110:
     111:     ttywflush(tp);
     112:     tp->t_line = 0;
     113:     KScall(slclose, sizeof(struct tty *), tp);
     114: }
     115:
     116: SLTIOCTL(tp, cmd, data, flag)
     117:     struct tty *tp;
     118:     int cmd, flag;
     119:     caddr_t data;
     120: {
     121:     int sltioctl();
     122:
     123:     return(KScall(sltioctl, sizeof(struct tty *) + sizeof(int) +
     124:         sizeof(caddr_t) + sizeof(int), tp, cmd, data, flag));
     125: }
     126:
     127: SLSTART(tp)
     128:     struct tty *tp;
     129: {
     130:     mapinfo map;
     131:     void slstart();
     132:
     133:     savemap(map);
     134:     KScall(slstart, sizeof(struct tty *), tp);
     135:     restormap(map);
     136: }
     137:
     138: SLINPUT(c, tp)
     139:     int c;
     140:     struct tty *tp;
     141: {
     142:     mapinfo map;
     143:     void slinput();
     144:
     145:     savemap(map);
     146:     KScall(slinput, sizeof(int) + sizeof(struct tty *), c, tp);
     147:     restormap(map);
     148: }
     149: #endif

#### Defined functions

SLCLOSE defined in line 105; used 2 times

- in line 35, 60

SLINPUT defined in line 138; used 2 times

- in line 35, 61

SLOPEN defined in line 89; used 2 times

- in line 35, 60

SLSTART defined in line 127; used 2 times

- in line 35, 61

SLTIOCTL defined in line 116; used 2 times

- in line 35, 60

nullioctl defined in line 75; used 3 times

- in line 21, 41, 50

#### Defined variables

linesw defined in line 39; used 60 times

- in line 68(2)
- in /usr/src/sys/pdp/cons.c line 71, 80, 93, 104, 118, 130, 145
- in /usr/src/sys/pdpuba/dh.c line 182, 202, 228, 237, 299, 318, 490, 725-727(2)
- in /usr/src/sys/pdpuba/dhu.c line 176, 202, 228, 237, 280, 338, 355, 521
- in /usr/src/sys/pdpuba/dhv.c line 186, 207, 235, 245, 289, 355, 374, 560
- in /usr/src/sys/pdpuba/dz.c line 162, 178, 194, 205, 259, 276, 400, 542-544(2)
- in /usr/src/sys/sys/tty.c line 362-365(3), 436
- in /usr/src/sys/sys/tty_conf.c line 68(2)
- in /usr/src/sys/sys/tty_pty.c line 83, 95, 136, 156, 214, 229, 439, 522, 533-536(3)

nldisp defined in line 68; used 1 times

- in /usr/src/sys/sys/tty.c line 358

Last modified: 1994-12-16 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 837 |