src/iface-storage.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007  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 <errno.h>
  27 #include <arpa/inet.h>
  28
  29 #include <glib.h>
  30
  31 #include "connman.h"
  32
  33 #define GROUP_CONFIG  "Config"
  34
  35 int __connman_iface_load(struct connman_iface *iface)
  36 {
  37         GKeyFile *keyfile;
  38         gchar *pathname, *str;
  39
  40         DBG("iface %p", iface);
  41
  42         if (iface->identifier == NULL)
  43                 return -EIO;
  44
  45         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
  46                                                         iface->identifier);
  47         if (pathname == NULL)
  48                 return -ENOMEM;
  49
  50         keyfile = g_key_file_new();
  51
  52         if (g_key_file_load_from_file(keyfile, pathname, 0, NULL) == FALSE)
  53                 goto done;
  54
  55         if (g_key_file_has_group(keyfile, GROUP_CONFIG) == FALSE)
  56                 goto done;
  57
  58         str = g_key_file_get_string(keyfile, GROUP_CONFIG, "Policy", NULL);
  59         if (str != NULL) {
  60                 iface->policy = __connman_iface_string2policy(str);
  61                 g_free(str);
  62         }
  63
  64 #if 0
  65         str = g_key_file_get_string(keyfile, iface->identifier,
  66                                                         "Network.ESSID", NULL);
  67         if (str != NULL) {
  68                 g_free(iface->network.essid);
  69                 iface->network.essid = str;
  70                 if (iface->driver->set_network)
  71                         iface->driver->set_network(iface, str);
  72         }
  73
  74         str = g_key_file_get_string(keyfile, iface->identifier,
  75                                                         "IPv4.Method", NULL);
  76         if (str != NULL) {
  77                 iface->ipv4.method = __connman_ipv4_string2method(str);
  78                 g_free(str);
  79         }
  80
  81         str = g_key_file_get_string(keyfile, iface->identifier,
  82                                                         "IPv4.Address", NULL);
  83         if (str != NULL) {
  84                 iface->ipv4.address.s_addr = inet_addr(str);
  85                 g_free(str);
  86         }
  87
  88         str = g_key_file_get_string(keyfile, iface->identifier,
  89                                                         "IPv4.Netmask", NULL);
  90         if (str != NULL) {
  91                 iface->ipv4.netmask.s_addr = inet_addr(str);
  92                 g_free(str);
  93         }
  94
  95         str = g_key_file_get_string(keyfile, iface->identifier,
  96                                                         "IPv4.Gateway", NULL);
  97         if (str != NULL) {
  98                 iface->ipv4.gateway.s_addr = inet_addr(str);
  99                 g_free(str);
 100         }
 101 #endif
 102
 103 done:
 104         g_key_file_free(keyfile);
 105
 106         g_free(pathname);
 107
 108         return 0;
 109 }
 110
 111 static void do_update(GKeyFile *keyfile, struct connman_iface *iface)
 112 {
 113         const char *str;
 114
 115         DBG("iface %p", iface);
 116
 117         str = __connman_iface_policy2string(iface->policy);
 118         g_key_file_set_string(keyfile, GROUP_CONFIG, "Policy", str);
 119
 120 #if 0
 121         if (iface->network.essid != NULL) {
 122                 g_key_file_set_string(keyfile, iface->identifier,
 123                                         "Network.ESSID", iface->network.essid);
 124         } else
 125                 g_key_file_remove_key(keyfile, iface->identifier,
 126                                                         "Network.ESSID", NULL);
 127
 128         if (iface->ipv4.method != CONNMAN_IPV4_METHOD_UNKNOWN) {
 129                 str = __connman_ipv4_method2string(iface->ipv4.method);
 130                 g_key_file_set_string(keyfile, iface->identifier,
 131                                                         "IPv4.Method", str);
 132         } else
 133                 g_key_file_remove_key(keyfile, iface->identifier,
 134                                                         "IPv4.Method", NULL);
 135
 136         if (iface->ipv4.address.s_addr != INADDR_ANY) {
 137                 str = inet_ntoa(iface->ipv4.address);
 138                 g_key_file_set_string(keyfile, iface->identifier,
 139                                                         "IPv4.Address", str);
 140         } else
 141                 g_key_file_remove_key(keyfile, iface->identifier,
 142                                                         "IPv4.Address", NULL);
 143
 144         if (iface->ipv4.netmask.s_addr != INADDR_ANY) {
 145                 str = inet_ntoa(iface->ipv4.netmask);
 146                 g_key_file_set_string(keyfile, iface->identifier,
 147                                                         "IPv4.Netmask", str);
 148         } else
 149                 g_key_file_remove_key(keyfile, iface->identifier,
 150                                                         "IPv4.Netmask", NULL);
 151
 152         if (iface->ipv4.gateway.s_addr != INADDR_ANY) {
 153                 str = inet_ntoa(iface->ipv4.gateway);
 154                 g_key_file_set_string(keyfile, iface->identifier,
 155                                                         "IPv4.Gateway", str);
 156         } else
 157                 g_key_file_remove_key(keyfile, iface->identifier,
 158                                                         "IPv4.Gateway", NULL);
 159 #endif
 160 }
 161
 162 int __connman_iface_store(struct connman_iface *iface)
 163 {
 164         GKeyFile *keyfile;
 165         gchar *pathname, *data = NULL;
 166         gsize length;
 167
 168         DBG("iface %p", iface);
 169
 170         if (iface->identifier == NULL)
 171                 return -EIO;
 172
 173         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
 174                                                         iface->identifier);
 175         if (pathname == NULL)
 176                 return -ENOMEM;
 177
 178         keyfile = g_key_file_new();
 179
 180         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
 181                 goto update;
 182
 183         if (length > 0) {
 184                 if (g_key_file_load_from_data(keyfile, data, length,
 185                                 G_KEY_FILE_KEEP_COMMENTS, NULL) == FALSE)
 186                         goto done;
 187         }
 188
 189         g_free(data);
 190
 191 update:
 192         do_update(keyfile, iface);
 193
 194         data = g_key_file_to_data(keyfile, &length, NULL);
 195
 196         g_file_set_contents(pathname, data, length, NULL);
 197
 198 done:
 199         g_free(data);
 200
 201         g_key_file_free(keyfile);
 202
 203         g_free(pathname);
 204
 205         return 0;
 206 }