| /* |
| * Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the Institute nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * This file is part of the Contiki operating system. |
| */ |
| |
| /** |
| * \file |
| * CoAP implementation for the REST Engine. |
| * \author |
| * Matthias Kovatsch <kovatsch@inf.ethz.ch> |
| */ |
| |
| #ifndef ER_COAP_ENGINE_H_ |
| #define ER_COAP_ENGINE_H_ |
| |
| #include <sys/pt.h> |
| #include "er-coap.h" |
| #include "er-coap-transactions.h" |
| #include "er-coap-observe.h" |
| #include "er-coap-separate.h" |
| #include "er-coap-observe-client.h" |
| #include "er-coap-context.h" |
| |
| #define SERVER_LISTEN_PORT UIP_HTONS(COAP_SERVER_PORT) |
| |
| typedef coap_packet_t rest_request_t; |
| typedef coap_packet_t rest_response_t; |
| |
| void coap_init_engine(void); |
| int coap_engine_receive(coap_context_t *coap_context); |
| coap_context_t *coap_init_server(uip_ipaddr_t *server_addr, |
| uint16_t server_port, |
| uip_ipaddr_t *peer_addr, |
| uint16_t peer_port); |
| |
| /*---------------------------------------------------------------------------*/ |
| /*- Client Part -------------------------------------------------------------*/ |
| /*---------------------------------------------------------------------------*/ |
| struct request_state_t { |
| struct pt pt; |
| struct process *process; |
| coap_transaction_t *transaction; |
| coap_packet_t *response; |
| uint32_t block_num; |
| }; |
| |
| typedef void (*blocking_response_handler)(void *response); |
| |
| PT_THREAD(coap_blocking_request |
| (struct request_state_t *state, process_event_t ev, |
| coap_context_t *coap_ctx, |
| uip_ipaddr_t *remote_ipaddr, uint16_t remote_port, |
| coap_packet_t *request, |
| blocking_response_handler request_callback)); |
| |
| #define COAP_BLOCKING_REQUEST(server_addr, server_port, request, chunk_handler) \ |
| { \ |
| static struct request_state_t request_state; \ |
| PT_SPAWN(process_pt, &request_state.pt, \ |
| coap_blocking_request(&request_state, ev, COAP_CONTEXT_NONE, \ |
| server_addr, server_port, \ |
| request, chunk_handler) \ |
| ); \ |
| } |
| /*---------------------------------------------------------------------------*/ |
| |
| #endif /* ER_COAP_ENGINE_H_ */ |