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99 lines
3.3 KiB
99 lines
3.3 KiB
10 years ago
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/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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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 modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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* Simon Goldschmidt
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*
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*/
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#ifndef __LWIP_TIMERS_H__
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#define __LWIP_TIMERS_H__
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#include "lwip/opt.h"
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/* Timers are not supported when NO_SYS==1 and NO_SYS_NO_TIMERS==1 */
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#define LWIP_TIMERS (!NO_SYS || (NO_SYS && !NO_SYS_NO_TIMERS))
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#if LWIP_TIMERS
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#include "lwip/err.h"
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#include "lwip/sys.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef LWIP_DEBUG_TIMERNAMES
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#ifdef LWIP_DEBUG
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#define LWIP_DEBUG_TIMERNAMES SYS_DEBUG
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#else /* LWIP_DEBUG */
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#define LWIP_DEBUG_TIMERNAMES 0
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#endif /* LWIP_DEBUG*/
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#endif
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/** Function prototype for a timeout callback function. Register such a function
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* using sys_timeout().
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*
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* @param arg Additional argument to pass to the function - set up by sys_timeout()
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*/
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typedef void (* sys_timeout_handler)(void *arg);
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struct sys_timeo {
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struct sys_timeo *next;
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u32_t time;
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sys_timeout_handler h;
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void *arg;
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#if LWIP_DEBUG_TIMERNAMES
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const char* handler_name;
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#endif /* LWIP_DEBUG_TIMERNAMES */
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};
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void sys_timeouts_init(void)ICACHE_FLASH_ATTR;
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#if LWIP_DEBUG_TIMERNAMES
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void sys_timeout_debug(u32_t msecs, sys_timeout_handler handler, void *arg, const char* handler_name)ICACHE_FLASH_ATTR;
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#define sys_timeout(msecs, handler, arg) sys_timeout_debug(msecs, handler, arg, #handler)
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#else /* LWIP_DEBUG_TIMERNAMES */
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void sys_timeout(u32_t msecs, sys_timeout_handler handler, void *arg)ICACHE_FLASH_ATTR;
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#endif /* LWIP_DEBUG_TIMERNAMES */
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void sys_untimeout(sys_timeout_handler handler, void *arg)ICACHE_FLASH_ATTR;
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#if NO_SYS
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void sys_check_timeouts(void)ICACHE_FLASH_ATTR;
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void sys_restart_timeouts(void)ICACHE_FLASH_ATTR;
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#else /* NO_SYS */
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void sys_timeouts_mbox_fetch(sys_mbox_t *mbox, void **msg);
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#endif /* NO_SYS */
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_TIMERS */
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#endif /* __LWIP_TIMERS_H__ */
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