git.maemo.org Git - connman/blob - client/main.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 <stdio.h>
  27 #include <errno.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30
  31 #include <dbus/dbus.h>
  32
  33 #define CONNMAN_SERVICE                 "org.moblin.connman"
  34
  35 #define CONNMAN_MANAGER_INTERFACE       CONNMAN_SERVICE ".Manager"
  36 #define CONNMAN_MANAGER_PATH            "/"
  37
  38 static DBusMessage *get_properties(DBusConnection *connection)
  39 {
  40         DBusMessage *message, *reply;
  41         DBusError error;
  42
  43         message = dbus_message_new_method_call(CONNMAN_SERVICE,
  44                                                 CONNMAN_MANAGER_PATH,
  45                                                 CONNMAN_MANAGER_INTERFACE,
  46                                                         "GetProperties");
  47         if (message == NULL)
  48                 return NULL;
  49
  50         dbus_error_init(&error);
  51
  52         reply = dbus_connection_send_with_reply_and_block(connection,
  53                                                         message, -1, &error);
  54         if (reply == NULL) {
  55                 if (dbus_error_is_set(&error) == TRUE) {
  56                         fprintf(stderr, "%s\n", error.message);
  57                         dbus_error_free(&error);
  58                 } else
  59                         fprintf(stderr, "Failed to get properties\n");
  60                 dbus_message_unref(message);
  61                 return NULL;
  62         }
  63
  64         dbus_message_unref(message);
  65
  66         return reply;
  67 }
  68
  69 static const char *extract_state(DBusMessage *message)
  70 {
  71         DBusMessageIter array, dict;
  72
  73         dbus_message_iter_init(message, &array);
  74         dbus_message_iter_recurse(&array, &dict);
  75
  76         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
  77                 DBusMessageIter entry, value;
  78                 const char *key;
  79
  80                 dbus_message_iter_recurse(&dict, &entry);
  81                 dbus_message_iter_get_basic(&entry, &key);
  82
  83                 dbus_message_iter_next(&entry);
  84
  85                 dbus_message_iter_recurse(&entry, &value);
  86
  87                 //type = dbus_message_iter_get_arg_type(&value);
  88                 //dbus_message_iter_get_basic(&value, &val);
  89
  90                 if (strcmp(key, "State") == 0) {
  91                         const char *val;
  92                         dbus_message_iter_get_basic(&value, &val);
  93                         return val;
  94                 }
  95
  96                 dbus_message_iter_next(&dict);
  97         }
  98
  99         return NULL;
 100 }
 101
 102 static void print_objects(DBusMessageIter *array)
 103 {
 104         DBusMessageIter value;
 105
 106         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 107                 return;
 108
 109         dbus_message_iter_recurse(array, &value);
 110
 111         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_OBJECT_PATH) {
 112                 const char *path;
 113
 114                 dbus_message_iter_get_basic(&value, &path);
 115
 116                 printf("%s\n", path);
 117
 118                 dbus_message_iter_next(&value);
 119         }
 120 }
 121
 122 static void extract_devices(DBusMessage *message)
 123 {
 124         DBusMessageIter array, dict;
 125
 126         dbus_message_iter_init(message, &array);
 127         dbus_message_iter_recurse(&array, &dict);
 128
 129         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 130                 DBusMessageIter entry, value;
 131                 const char *key;
 132
 133                 dbus_message_iter_recurse(&dict, &entry);
 134                 dbus_message_iter_get_basic(&entry, &key);
 135
 136                 dbus_message_iter_next(&entry);
 137
 138                 dbus_message_iter_recurse(&entry, &value);
 139
 140                 //type = dbus_message_iter_get_arg_type(&value);
 141                 //dbus_message_iter_get_basic(&value, &val);
 142
 143                 if (strcmp(key, "Devices") == 0) {
 144                         print_objects(&value);
 145                         return;
 146                 }
 147
 148                 dbus_message_iter_next(&dict);
 149         }
 150 }
 151
 152 static int cmd_status(DBusConnection *connection)
 153 {
 154         DBusMessage *message;
 155         const char *state;
 156
 157         message = get_properties(connection);
 158
 159         state = extract_state(message);
 160
 161         dbus_message_unref(message);
 162
 163         if (state == NULL)
 164                 return -EINVAL;
 165
 166         printf("System is %s\n", state);
 167
 168         return 0;
 169 }
 170
 171 static int cmd_devices(DBusConnection *connection)
 172 {
 173         DBusMessage *message;
 174
 175         message = get_properties(connection);
 176
 177         extract_devices(message);
 178
 179         dbus_message_unref(message);
 180
 181         return 0;
 182 }
 183
 184 static void usage(const char *program)
 185 {
 186         printf("ConnMan utility ver %s\n\n", VERSION);
 187
 188         printf("Usage:\n"
 189                 "\t%s <command>\n\n", program);
 190
 191         printf("Commands:\n"
 192                 "\thelp\n"
 193                 "\tdev\n"
 194                 "\n");
 195 }
 196
 197 int main(int argc, char *argv[])
 198 {
 199         DBusConnection *conn;
 200
 201         if (argc > 1 && strcmp(argv[1], "help") == 0) {
 202                 usage(argv[0]);
 203                 exit(0);
 204         }
 205
 206         conn = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
 207         if (!conn) {
 208                 fprintf(stderr, "Can't get on system bus\n");
 209                 exit(1);
 210         }
 211
 212         if (argc > 1) {
 213                 if (strcmp(argv[1], "dev") == 0)
 214                         cmd_devices(conn);
 215         } else
 216                 cmd_status(conn);
 217
 218         dbus_connection_unref(conn);
 219
 220         return 0;
 221 }