src/storage.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2008  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include "connman.h"
  27
  28 int __connman_storage_init(void)
  29 {
  30         DBG("");
  31
  32         return 0;
  33 }
  34
  35 void __connman_storage_cleanup(void)
  36 {
  37         DBG("");
  38 }
  39
  40 int __connman_element_load(struct connman_element *element)
  41 {
  42         DBG("element %p name %s", element, element->name);
  43
  44         return 0;
  45 }
  46
  47 static void do_update(GKeyFile *keyfile, struct connman_element *element)
  48 {
  49         GSList *list;
  50
  51         DBG("element %p name %s", element, element->name);
  52
  53         g_key_file_set_string(keyfile, element->path, "Name", element->name);
  54
  55         g_key_file_set_boolean(keyfile, element->path, "Enabled",
  56                                                         element->enabled);
  57
  58         connman_element_lock(element);
  59
  60         for (list = element->properties; list; list = list->next) {
  61                 struct connman_property *property = list->data;
  62
  63                 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC)
  64                         continue;
  65
  66                 if (property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE)
  67                         continue;
  68
  69                 if (property->type == DBUS_TYPE_STRING)
  70                         g_key_file_set_string(keyfile, element->path,
  71                                         property->name, property->value);
  72         }
  73
  74         connman_element_unlock(element);
  75 }
  76
  77 int __connman_element_store(struct connman_element *element)
  78 {
  79         GKeyFile *keyfile;
  80         gchar *pathname, *data = NULL;
  81         gsize length;
  82
  83         DBG("element %p name %s", element, element->name);
  84
  85         pathname = g_strdup_printf("%s/elements.conf", STORAGEDIR);
  86         if (pathname == NULL)
  87                 return -ENOMEM;
  88
  89         keyfile = g_key_file_new();
  90
  91         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
  92                 goto update;
  93
  94         if (length > 0) {
  95                 if (g_key_file_load_from_data(keyfile, data, length,
  96                                 G_KEY_FILE_KEEP_COMMENTS, NULL) == FALSE)
  97                         goto done;
  98         }
  99
 100         g_free(data);
 101
 102 update:
 103         do_update(keyfile, element);
 104
 105         data = g_key_file_to_data(keyfile, &length, NULL);
 106
 107         g_file_set_contents(pathname, data, length, NULL);
 108
 109 done:
 110         g_free(data);
 111
 112         g_key_file_free(keyfile);
 113
 114         g_free(pathname);
 115
 116         return 0;
 117 }