osd-contiki/apps/er-coap-12/er-coap-12-engine.h

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2013-02-13 17:43:04 +01:00
/*
* Copyright (c) 2012, 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 of the REST Engine
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
*/
#ifndef COAP_SERVER_H_
#define COAP_SERVER_H_
#if !defined(REST)
#error "Define REST to \"coap_rest_implementation\""
#endif
#include "er-coap-12.h"
#include "er-coap-12-transactions.h"
#include "er-coap-12-observing.h"
#include "er-coap-12-separate.h"
#include "pt.h"
/* Declare server process */
PROCESS_NAME(coap_receiver);
#define SERVER_LISTEN_PORT UIP_HTONS(COAP_SERVER_PORT)
typedef coap_packet_t rest_request_t;
typedef coap_packet_t rest_response_t;
extern const struct rest_implementation coap_rest_implementation;
void coap_receiver_init(void);
/*-----------------------------------------------------------------------------------*/
/*- 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,
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, \
server_addr, server_port, \
request, chunk_handler) \
); \
}
/*-----------------------------------------------------------------------------------*/
#endif /* COAP_SERVER_H_ */