kernel/serial.h

   1 /*
   2  * mahatma - a simple kernel framework
   3  * Copyright (c) 2008, 2009 Daniel Mack <daniel@caiaq.de>
   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 #ifndef SERIAL_H
  20 #define SERIAL_H
  21
  22 void serial_init(void);
  23
  24 typedef struct serial_buffer_struct serial_buffer_type;
  25
  26 typedef void serial_callback_type(serial_buffer_type *buffer);
  27
  28 struct serial_buffer_struct
  29 {
  30   char *text;
  31   size_t size;
  32   serial_buffer_type *link;
  33   serial_callback_type *callback;
  34 };
  35
  36 void serial_put(serial_buffer_type *buffer);
  37
  38 bool serial_output_pending(void);
  39
  40 void serial_out(int port, char c);
  41
  42 int serial_get_event(struct wl_input_event *ev);
  43
  44 void serial_filled_0(void);
  45 void serial_drained_0(void);
  46
  47 #endif /* SERIAL_H */
  48