init_curl session_create session_perform session_set_options session_add_request session_get_active session_remove_request session_cleanup request_cleanup create_request request_set_proxy get_version get_cacert get_error_str http_set_options http_get_info http_set_cookie_jar websocket_set_options recv_from_websocket send_to_websocket close_websocket get_result_size get_result_buffer get_result_code get_result_closed get_result_bytes_left get_result_is_text tls_socket_set_options recv_from_socket send_to_socket free