src/lirc.c

   1 /* ncmpc (Ncurses MPD Client)
   2  * (c) 2004-2017 The Music Player Daemon Project
   3  * Project homepage: http://musicpd.org
   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 along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19
  20 #include "lirc.h"
  21 #include "ncmpc.h"
  22 #include "Compiler.h"
  23
  24 #include <lirc/lirc_client.h>
  25
  26 #include <glib.h>
  27
  28 static struct lirc_config *lc = NULL;
  29
  30 static gboolean
  31 lirc_event(gcc_unused GIOChannel *source,
  32            gcc_unused GIOCondition condition, gcc_unused gpointer data)
  33 {
  34         char *code, *txt;
  35         command_t cmd;
  36
  37         begin_input_event();
  38
  39         if (lirc_nextcode(&code) == 0) {
  40                 while (lirc_code2char(lc, code, &txt) == 0 && txt != NULL) {
  41                         cmd = get_key_command_from_name(txt);
  42                         if (!do_input_event(cmd))
  43                                 return FALSE;
  44                 }
  45         }
  46
  47         end_input_event();
  48         return TRUE;
  49 }
  50
  51 void
  52 ncmpc_lirc_init()
  53 {
  54         char prog[] = "ncmpc";
  55         int lirc_socket = 0;
  56
  57         if ((lirc_socket = lirc_init(prog, 0)) == -1)
  58                 return;
  59
  60         if (lirc_readconfig(NULL, &lc, NULL)) {
  61                 lirc_deinit();
  62                 return;
  63         }
  64
  65         GIOChannel *channel = g_io_channel_unix_new(lirc_socket);
  66         g_io_add_watch(channel, G_IO_IN, lirc_event, NULL);
  67         g_io_channel_unref(channel);
  68 }
  69
  70 void
  71 ncmpc_lirc_deinit()
  72 {
  73         if (lc)
  74                 lirc_freeconfig(lc);
  75         lirc_deinit();
  76 }