src/storage.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  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 static int do_load(GKeyFile *keyfile, struct connman_element *element)
  41 {
  42         const gchar *value;
  43
  44         DBG("element %p name %s", element, element->name);
  45
  46         value = g_key_file_get_string(keyfile, element->path,
  47                                                 "Policy", NULL);
  48         if (value != NULL)
  49                 element->policy = __connman_element_string2policy(value);
  50
  51         if (element->type == CONNMAN_ELEMENT_TYPE_NETWORK)
  52                 element->remember = g_key_file_get_boolean(keyfile,
  53                                         element->path, "Remember", NULL);
  54
  55         value = g_key_file_get_string(keyfile, element->path,
  56                                                 "WiFi.Security", NULL);
  57         if (value != NULL)
  58                 connman_element_set_property(element,
  59                                 CONNMAN_PROPERTY_ID_WIFI_SECURITY, &value);
  60
  61         value = g_key_file_get_string(keyfile, element->path,
  62                                                 "WiFi.Passphrase", NULL);
  63         if (value != NULL)
  64                 connman_element_set_property(element,
  65                                 CONNMAN_PROPERTY_ID_WIFI_PASSPHRASE, &value);
  66
  67         return 0;
  68 }
  69
  70 int __connman_element_load(struct connman_element *element)
  71 {
  72         GKeyFile *keyfile;
  73         gchar *pathname, *data = NULL;
  74         gsize length;
  75
  76         DBG("element %p name %s", element, element->name);
  77
  78         pathname = g_strdup_printf("%s/elements.conf", STORAGEDIR);
  79         if (pathname == NULL)
  80                 return -ENOMEM;
  81
  82         keyfile = g_key_file_new();
  83
  84         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
  85                 g_free(pathname);
  86                 return -ENOENT;
  87         }
  88
  89         g_free(pathname);
  90
  91         if (g_key_file_load_from_data(keyfile, data, length,
  92                                                         0, NULL) == FALSE) {
  93                 g_free(data);
  94                 return -EILSEQ;
  95         }
  96
  97         g_free(data);
  98
  99         do_load(keyfile, element);
 100
 101         g_key_file_free(keyfile);
 102
 103         return 0;
 104 }
 105
 106 static void do_update(GKeyFile *keyfile, struct connman_element *element)
 107 {
 108         GSList *list;
 109         char *value;
 110         const char *str;
 111
 112         DBG("element %p name %s", element, element->name);
 113
 114         g_key_file_set_string(keyfile, element->path, "Name", element->name);
 115
 116         str = __connman_element_policy2string(element->policy);
 117         if (str != NULL)
 118                 g_key_file_set_string(keyfile, element->path, "Policy", str);
 119
 120         //g_key_file_set_boolean(keyfile, element->path, "Enabled",
 121         //                                              element->enabled);
 122
 123         if (element->type == CONNMAN_ELEMENT_TYPE_NETWORK)
 124                 g_key_file_set_boolean(keyfile, element->path, "Remember",
 125                                                         element->remember);
 126
 127         __connman_element_lock(element);
 128
 129         for (list = element->properties; list; list = list->next) {
 130                 struct connman_property *property = list->data;
 131
 132                 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC)
 133                         continue;
 134
 135                 if (property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE)
 136                         continue;
 137
 138                 if (property->type == DBUS_TYPE_STRING)
 139                         g_key_file_set_string(keyfile, element->path,
 140                                         property->name, property->value);
 141         }
 142
 143         __connman_element_unlock(element);
 144
 145         if (connman_element_get_value(element,
 146                         CONNMAN_PROPERTY_ID_WIFI_SECURITY, &value) == 0)
 147                 g_key_file_set_string(keyfile, element->path,
 148                                                 "WiFi.Security", value);
 149
 150         if (connman_element_get_value(element,
 151                         CONNMAN_PROPERTY_ID_WIFI_PASSPHRASE, &value) == 0)
 152                 g_key_file_set_string(keyfile, element->path,
 153                                                 "WiFi.Passphrase", value);
 154 }
 155
 156 int __connman_element_store(struct connman_element *element)
 157 {
 158         GKeyFile *keyfile;
 159         gchar *pathname, *data = NULL;
 160         gsize length;
 161
 162         DBG("element %p name %s", element, element->name);
 163
 164         if (element->type != CONNMAN_ELEMENT_TYPE_DEVICE &&
 165                                 element->type != CONNMAN_ELEMENT_TYPE_NETWORK)
 166                 return -EINVAL;
 167
 168         if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_FAKE)
 169                 return -EINVAL;
 170
 171         pathname = g_strdup_printf("%s/elements.conf", STORAGEDIR);
 172         if (pathname == NULL)
 173                 return -ENOMEM;
 174
 175         keyfile = g_key_file_new();
 176
 177         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
 178                 goto update;
 179
 180         if (length > 0) {
 181                 if (g_key_file_load_from_data(keyfile, data, length,
 182                                                         0, NULL) == FALSE)
 183                         goto done;
 184         }
 185
 186         g_free(data);
 187
 188 update:
 189         do_update(keyfile, element);
 190
 191         data = g_key_file_to_data(keyfile, &length, NULL);
 192
 193         g_file_set_contents(pathname, data, length, NULL);
 194
 195 done:
 196         g_free(data);
 197
 198         g_key_file_free(keyfile);
 199
 200         g_free(pathname);
 201
 202         return 0;
 203 }