Add dbus mechanism for fetching all network configuration parameters

[libeap.git] / wpa_supplicant / config.c

diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index 97c303d..128fe71 100644 (file)
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -1832,6 +1832,59 @@ int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value,
 }
 
 
+/**
+ * wpa_config_get_all - Get all options from network configuration
+ * @ssid: Pointer to network configuration data
+ * @get_keys: Determines if keys/passwords will be included in returned list
+ * Returns: %NULL terminated list of all set keys and their values in the form
+ * of [key1, val1, key2, val2, ... , NULL]
+ *
+ * This function can be used to get list of all configured network properties.
+ * The caller is responsible for freeing the returned list and all its
+ * elements.
+ */
+char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys)
+{
+       const struct parse_data *field;
+       char *key, *value;
+       size_t i;
+       char **props;
+       int fields_num;
+
+       props = os_zalloc(sizeof(char *) * ((2 * NUM_SSID_FIELDS) + 1));
+       if (!props)
+               return NULL;
+
+       fields_num = 0;
+       for (i = 0; i < NUM_SSID_FIELDS; i++) {
+               field = &ssid_fields[i];
+               if (field->key_data && !get_keys)
+                       continue;
+               value = field->writer(field, ssid);
+               if (value == NULL || os_strlen(value) == 0)
+                       continue;
+
+               key = os_strdup(field->name);
+               if (key == NULL)
+                       goto err;
+
+               props[fields_num * 2] = key;
+               props[fields_num * 2 + 1] = value;
+
+               fields_num++;
+       }
+
+       return props;
+
+err:
+       value = *props;
+       while (value)
+               os_free(value++);
+       os_free(props);
+       return NULL;
+}
+
+
 #ifndef NO_CONFIG_WRITE
 /**
  * wpa_config_get - Get a variable in network configuration