dbus/error.c

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2008, 2009 Nedko Arnaudov <nedko@arnaudov.name>
   6  * Copyright (C) 2008 Juuso Alasuutari <juuso.alasuutari@gmail.com>
   7  *
   8  **************************************************************************
   9  * This file contains dbus error helpers
  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 #include "../common.h"
  31 #include "helpers.h"
  32 #include "error.h"
  33
  34 void lash_dbus_error(struct dbus_method_call * call_ptr, const char * err_name, const char * format, ...)
  35 {
  36   va_list ap;
  37   char message[1024];
  38   const char *interface_name;
  39
  40   va_start(ap, format);
  41
  42   vsnprintf(message, sizeof(message), format, ap);
  43   message[sizeof(message) - 1] = '\0';
  44
  45   va_end(ap);
  46
  47   if (call_ptr != NULL)
  48   {
  49     interface_name = (call_ptr->iface && call_ptr->iface->name && call_ptr->iface->name[0]) ? call_ptr->iface->name : "<unknown>";
  50
  51     log_error("In method %s.%s: %s", interface_name, call_ptr->method_name, message);
  52
  53     call_ptr->reply = dbus_message_new_error(call_ptr->message, err_name, message);
  54   }
  55   else
  56   {
  57     log_error("%s", message);
  58   }
  59 }