flimflam: add support for multiple profiles

src/wifi.c

 /*
  *
  *  Connection Manager
  *
  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
  *  published by the Free Software Foundation.
  *
  *  This program is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  *
  */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
 
 #include <net/ethernet.h>
 
 #include <glib.h>
 
+#include <connman/blob.h>
+
 #include "connman.h"
 
+#define _DBG_WIFI(fmt, arg...)  DBG(DBG_WIFI, fmt, ## arg)
+
 static inline gboolean ispsk(const char *security)
 {
         return (g_strcmp0(security, "wpa") == 0 ||
                 g_strcmp0(security, "rsn") == 0 ||
                 g_strcmp0(security, "psk") == 0);
 }
 
 /*
  * Construct a ``group name'' when creating a wifi service (see
  * __connman_get_wifi_service_int).  This string incorporates the
@@ skipping 104 matching lines @@
                         g_string_append_printf(str, "%02x", ssid[i]);
         } else
                 g_string_append_printf(str, "hidden_%.*s", 2*ETH_ALEN, addr);
 done:
         /* NB: use "psk" for all wpa/rsn/psk services */
         g_string_append_printf(str, "_%s_%s", mode,
             ispsk(security) ? "psk" : security);
 
         return g_string_free(str, FALSE);
 }
+
+/*
+ * NB: this knows a bit too much about how services are written to the profile.
+ */
+static void append_hidden_ssids(GKeyFile *keyfile, GSList **hidden_ssids)
+{
+        gchar **keys;
+
+        keys = g_key_file_get_groups(keyfile, NULL);
+        if (keys == NULL) {
+                connman_warn("%s: unable to retrieve groups", __func__);
+                return;
+        }
+
+        for (; *keys != NULL; keys++) {
+                gchar *key = *keys;
+                gchar *hex_ssid;
+                struct blob *ssid;
+                int ret;
+
+                if (g_ascii_strncasecmp(key, "wifi_", 5) != 0)
+                        continue;
+
+                if (!g_key_file_get_boolean(keyfile, key, "WiFi.HiddenSSID",
+                                NULL))
+                        continue;
+
+                hex_ssid = g_key_file_get_string(keyfile, key, "SSID", NULL);
+                if (hex_ssid == NULL)
+                        continue;
+
+                _DBG_WIFI("service %s", key);
+
+                ret = blob_new_from_hex(&ssid, hex_ssid);
+                g_free(hex_ssid);
+                if (ret < 0) {
+                        connman_warn("%s: skip hex ssid %s for key %s",
+                            __func__, hex_ssid, key);
+                        continue;
+                }
+
+                _DBG_WIFI("ssid %.*s", ssid->len, ssid->data);
+                *hidden_ssids = g_slist_prepend(*hidden_ssids, ssid);
+        }
+}
+
+/**
+ * connman_wifi_append_hidden_ssids:
+ * @ssids: pointer to a list of hidden SSIDs
+ *
+ * Append the list of SSIDs whose services whose WiFi.HiddenSSID property is
+ * TRUE.  These SSIDs should be directly probed whenever performing a WiFi
+ * network scan.
+ */
+void connman_wifi_append_hidden_ssids(GSList **ssids)
+{
+        __connman_profile_append_hidden_ssids(ssids, append_hidden_ssids);
+}