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https://github.com/obgm/libcoap.git
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Olaf Bergmann
63f51418c5
This modification provides two new functions, coap_run_once() and coap_run(), that can be used by applications to drive the library's I/O logic.
38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/*
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* run.h -- CoAP main loop
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*
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* Copyright (C) 2016 Olaf Bergmann <bergmann@tzi.org>
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*
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* This file is part of the CoAP library libcoap. Please see README for terms
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* of use.
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*/
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#ifndef _COAP_RUN_H_
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#define _COAP_RUN_H_
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#include "net.h"
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/**
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* Execute a single send/receive step. This function sends out any due
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* message from the sendqueue and then waits up to @p timeout_ms
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* milliseconds for incoming messages on the endpoints that are
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* attached to @p ctx. The return value is less than zero on error or
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* the number of milliseconds that have passed while waiting.
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*
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* @param ctx The context to operate on.
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* @param timeout_ms The timeout in milliseconds.
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* @return The number of milliseconds that have passed since the
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* operation has started or a value less than zero on error.
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*/
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int coap_run_once(coap_context_t *ctx, unsigned int timeout_ms);
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/**
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* Simple main loop. This function infinitely runs coap_run_once()
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* on the given context @p ctx.
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*
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* @param ctx The context to operate on.
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*/
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void coap_run(coap_context_t *ctx);
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#endif /* COAP_RUN_H */
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