* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_PERMISSION_DENIED Permission denied
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @see connection_profile_create()
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @see connection_profile_destroy()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @see connection_profile_get_name()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @see connection_profile_get_id()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @param[out] dhcp_server The DHCP Server address
* @return @c 0 on success, otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @param[out] dhcp_lease_duration The DHCP lease duration in seconds
* @return @c 0 on success, otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED Not supported address family
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @post connection_opened_cb() is invoked when the state of profile is changed.
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @see connection_profile_state_changed_cb()
* @see connection_profile_set_state_changed_cb()
* @param[out] state The profile state
* @return 0 on success, otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @param[in] type The DNS config type
* @return 0 on success, otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @param[out] type The DNS config type
* @return 0 on success, otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* (also called a prefix, e.g. 8, 16, 24, 32)
* @return 0 on success, otherwise negative error value.
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* (also called a prefix, e.g. 8, 16, 24, 32)
* @return 0 on success, otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* otherwise @c false if a passphrase is not required
* @return @c 0 on success,
* otherwise a negative error value
- * @retval #CONNECTION_ERROR_NONE Successful
- * @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
- * @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
+ * @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
+ * @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
int connection_profile_is_wifi_passphrase_required(connection_profile_h profile,
bool *required);
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OUT_OF_MEMORY Out of memory
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
*/
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise a negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @see connection_update_profile()
* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported
* @return @c 0 on success,
* otherwise negative error value
* @retval #CONNECTION_ERROR_NONE Successful
+ * @retval #CONNECTION_ERROR_NOT_INITIALIZED Not initialized
* @retval #CONNECTION_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #CONNECTION_ERROR_OPERATION_FAILED Operation failed
* @retval #CONNECTION_ERROR_NOT_SUPPORTED Not supported