src/engine.h

   1 /* vim:tw=78:ts=8:sw=4:set ft=c:  */
   2 /*
   3     Copyright (C) 2002-2015 Ben Kibbey <bjk@luxsci.net>
   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 2 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, write to the Free Software
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 */
  19 #ifndef ENGINE_H
  20 #define ENGINE_H
  21
  22 /*
  23  * Solaris 5.9
  24  */
  25 #ifndef _PATH_DEV
  26 #define _PATH_DEV       "/dev/"
  27 #endif
  28
  29 #define RETURN(d)       {d->engine->status = ENGINE_READY; return;}
  30
  31 enum {
  32     ENGINE_OFFLINE = -1, ENGINE_READY, ENGINE_THINKING, ENGINE_INITIALIZING
  33 };
  34
  35 enum {
  36     HUMAN, ENGINE
  37 };
  38
  39 enum {
  40     ENGINE_IN_FD,
  41     ENGINE_OUT_FD,
  42 };
  43
  44 struct queue_s {
  45     char *line;
  46     int status;
  47 };
  48
  49 struct engine_s {
  50     int fd[2];
  51     pid_t pid;
  52     int status;
  53     struct queue_s **queue;
  54     char **enginebuf;
  55     char *iobuf;
  56     int len;
  57 };
  58
  59 int send_signal_to_engine(pid_t, int);
  60 int send_to_engine(GAME g, int, const char *format, ...);
  61 int start_chess_engine(GAME);
  62 void set_engine_defaults(GAME, wchar_t **);
  63 void stop_engine(GAME);
  64 void append_enginebuf(GAME, char *);
  65 void send_engine_command(GAME g);
  66 void add_engine_command(GAME g, int s, char *fmt, ...);
  67 void parse_engine_output(GAME g, char *str);
  68 int init_chess_engine(GAME g);
  69
  70 #endif