include/tty.h

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2007  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 #ifndef _TTY_H
  21 #define _TTY_H
  22
  23 #include <user.h>
  24
  25 /* Device structure */
  26 typedef struct tty_context {
  27   struct tty_context *next, *prev;
  28
  29   char *name;
  30   char screen[4000];
  31   unsigned screen_len;
  32   user_t *user;
  33   char shell[64];
  34   unsigned shell_len;
  35   bool logged;
  36   char pwd[64];
  37 } tty_t;
  38
  39 /* externs */
  40 extern unsigned int init_tty ();
  41 extern bool tty_write (tty_t *tty, char *str, unsigned len);
  42 extern bool tty_putch (char c);
  43 extern bool tty_change (tty_t *tty);
  44
  45 #endif
  46