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:  *	@(#)conf.h	1.3 (2.11BSD Berkeley) 12/23/92
   7:  */
   8: 
   9: /*
  10:  * Declaration of block device
  11:  * switch. Each entry (row) is
  12:  * the only link between the
  13:  * main unix code and the driver.
  14:  * The initialization of the
  15:  * device switches is in the
  16:  * file conf.c.
  17:  */
  18: struct bdevsw
  19: {
  20:     int (*d_open)();
  21:     int (*d_close)();
  22:     int (*d_strategy)();
  23:     int (*d_root)();        /* XXX root attach routine */
  24:     daddr_t (*d_psize)();
  25:     int d_flags;
  26: };
  27: 
  28: #if defined(KERNEL) && !defined(SUPERVISOR)
  29: extern struct   bdevsw bdevsw[];
  30: #endif
  31: 
  32: /*
  33:  * Character device switch.
  34:  */
  35: struct cdevsw
  36: {
  37:     int (*d_open)();
  38:     int (*d_close)();
  39:     int (*d_read)();
  40:     int (*d_write)();
  41:     int (*d_ioctl)();
  42:     int (*d_stop)();
  43:     struct tty *d_ttys;
  44:     int (*d_select)();
  45:     int (*d_strategy)();
  46: };
  47: #if defined(KERNEL) && !defined(SUPERVISOR)
  48: extern struct   cdevsw cdevsw[];
  49: #endif
  50: 
  51: /*
  52:  * tty line control switch.
  53:  */
  54: struct linesw
  55: {
  56:     int (*l_open)();
  57:     int (*l_close)();
  58:     int (*l_read)();
  59:     int (*l_write)();
  60:     int (*l_ioctl)();
  61:     int (*l_rint)();
  62:     int (*l_rend)();
  63:     int (*l_meta)();
  64:     int (*l_start)();
  65:     int (*l_modem)();
  66: };
  67: #if defined(KERNEL) && !defined(SUPERVISOR)
  68: extern struct   linesw linesw[];
  69: #endif

Defined struct's

bdevsw defined in line 18; used 4 times
cdevsw defined in line 35; used 8 times
linesw defined in line 54; used 4 times

Usage of this include

Last modified: 1992-12-24
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