110 lines
4.2 KiB
C
110 lines
4.2 KiB
C
/*
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* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*/
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/**
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* \file
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* Collection of default configuration values.
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* \author
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* Matthias Kovatsch <kovatsch@inf.ethz.ch>
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*/
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/**
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* \addtogroup coap
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* @{
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*/
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#ifndef COAP_CONF_H_
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#define COAP_CONF_H_
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#include "contiki.h"
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/*
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* The maximum buffer size that is provided for resource responses and must be
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* respected due to the limited IP buffer. Larger data must be handled by the
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* resource and will be sent chunk-wise through a TCP stream or CoAP blocks.
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*/
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#ifndef COAP_MAX_CHUNK_SIZE
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#ifdef REST_MAX_CHUNK_SIZE
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#define COAP_MAX_CHUNK_SIZE REST_MAX_CHUNK_SIZE
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#else /* REST_MAX_CHUNK_SIZE */
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#define COAP_MAX_CHUNK_SIZE 64
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#endif /* REST_MAX_CHUNK_SIZE */
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#endif /* COAP_MAX_CHUNK_SIZE */
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/* Define REST_MAX_CHUNK_SIZE for backward compatibility */
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#ifndef REST_MAX_CHUNK_SIZE
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#define REST_MAX_CHUNK_SIZE COAP_MAX_CHUNK_SIZE
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#endif /* REST_MAX_CHUNK_SIZE */
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/* Features that can be disabled to achieve smaller memory footprint */
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#ifndef COAP_LINK_FORMAT_FILTERING
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#define COAP_LINK_FORMAT_FILTERING 0
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#endif /* COAP_LINK_FORMAT_FILTERING */
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#ifndef COAP_PROXY_OPTION_PROCESSING
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#define COAP_PROXY_OPTION_PROCESSING 0
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#endif /* COAP_PROXY_OPTION_PROCESSING */
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/* Listening port for the CoAP REST Engine */
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#ifndef COAP_SERVER_PORT
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#define COAP_SERVER_PORT COAP_DEFAULT_PORT
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#endif /* COAP_SERVER_PORT */
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/* The number of concurrent messages that can be stored for retransmission in the transaction layer. */
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#ifndef COAP_MAX_OPEN_TRANSACTIONS
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#define COAP_MAX_OPEN_TRANSACTIONS 4
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#endif /* COAP_MAX_OPEN_TRANSACTIONS */
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/* Maximum number of failed request attempts before action */
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#ifndef COAP_MAX_ATTEMPTS
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#define COAP_MAX_ATTEMPTS 4
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#endif /* COAP_MAX_ATTEMPTS */
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/* Conservative size limit, as not all options have to be set at the same time. Check when Proxy-Uri option is used */
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#ifndef COAP_MAX_HEADER_SIZE /* Hdr CoF If-Match Obs Blo strings */
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#define COAP_MAX_HEADER_SIZE (4 + COAP_TOKEN_LEN + 3 + 1 + COAP_ETAG_LEN + 4 + 4 + 30) /* 65 */
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#endif /* COAP_MAX_HEADER_SIZE */
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/* Number of observer slots (each takes abot xxx bytes) */
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#ifndef COAP_MAX_OBSERVERS
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#define COAP_MAX_OBSERVERS COAP_MAX_OPEN_TRANSACTIONS - 1
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#endif /* COAP_MAX_OBSERVERS */
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/* Interval in notifies in which NON notifies are changed to CON notifies to check client. */
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#ifdef COAP_CONF_OBSERVE_REFRESH_INTERVAL
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#define COAP_OBSERVE_REFRESH_INTERVAL COAP_CONF_OBSERVE_REFRESH_INTERVAL
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#else
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#define COAP_OBSERVE_REFRESH_INTERVAL 20
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#endif /* COAP_OBSERVE_REFRESH_INTERVAL */
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#endif /* COAP_CONF_H_ */
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/** @} */
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