cdbus/interface.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2008,2009,2011 Nedko Arnaudov <nedko@arnaudov.name>
   6  * Copyright (C) 2008 Juuso Alasuutari <juuso.alasuutari@gmail.com>
   7  *
   8  **************************************************************************
   9  * This file contains declaration of macros used to define D-Bus interfaces
  10  **************************************************************************
  11  *
  12  * Licensed under the Academic Free License version 2.1
  13  *
  14  * LADI Session Handler is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * LADI Session Handler is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  26  * or write to the Free Software Foundation, Inc.,
  27  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  28  */
  29
  30 #ifndef __CDBUS_INTERFACE_H__
  31 #define __CDBUS_INTERFACE_H__
  32
  33 typedef bool (* cdbus_interface_handler)(const struct cdbus_interface_descriptor *, struct cdbus_method_call *);
  34
  35 struct cdbus_interface_descriptor
  36 {
  37   const char * name;
  38   cdbus_interface_handler handler;
  39   const struct cdbus_method_descriptor * methods;
  40   const struct cdbus_signal_descriptor * signals;
  41 };
  42
  43 bool cdbus_interface_default_handler(const struct cdbus_interface_descriptor * interface, struct cdbus_method_call * call_ptr);
  44
  45 #define CDBUS_INTERFACE_BEGIN(iface_var, iface_name) \
  46 const struct cdbus_interface_descriptor iface_var =  \
  47 {                                                    \
  48   .name = iface_name,
  49
  50 #define CDBUS_INTERFACE_DEFAULT_HANDLER         \
  51   .handler = cdbus_interface_default_handler,
  52
  53 #define CDBUS_INTERFACE_HANDLER(handler_func)   \
  54   .handler = handler_func,
  55
  56 #define CDBUS_INTERFACE_EXPOSE_METHODS          \
  57   .methods = methods_dtor,
  58
  59 #define CDBUS_INTERFACE_EXPOSE_SIGNALS          \
  60   .signals = signals_dtor,
  61
  62 #define CDBUS_INTERFACE_END                     \
  63 };
  64
  65 #define CDBUS_INTERFACE_DEFAULT_HANDLER_METHODS_ONLY(iface_var, iface_name) \
  66 CDBUS_INTERFACE_BEGIN(iface_var, iface_name)                            \
  67   CDBUS_INTERFACE_DEFAULT_HANDLER                                       \
  68   CDBUS_INTERFACE_EXPOSE_METHODS                                        \
  69 CDBUS_INTERFACE_END
  70
  71 #define CDBUS_INTERFACE_DEFAULT_HANDLER_SIGNALS_ONLY(iface_var, iface_name) \
  72 CDBUS_INTERFACE_BEGIN(iface_var, iface_name)                            \
  73   CDBUS_INTERFACE_DEFAULT_HANDLER                                       \
  74   CDBUS_INTERFACE_EXPOSE_SIGNALS                                        \
  75 CDBUS_INTERFACE_END
  76
  77 #define CDBUS_INTERFACE_DEFAULT_HANDLER_METHODS_AND_SIGNALS(iface_var, iface_name) \
  78 CDBUS_INTERFACE_BEGIN(iface_var, iface_name)                            \
  79   CDBUS_INTERFACE_DEFAULT_HANDLER                                       \
  80   CDBUS_INTERFACE_EXPOSE_METHODS                                        \
  81   CDBUS_INTERFACE_EXPOSE_SIGNALS                                        \
  82 CDBUS_INTERFACE_END
  83
  84 #endif /* __CDBUS_INTERFACE_H__ */