2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
27 * This file is part of the lwIP TCP/IP stack.
29 * Author: Adam Dunkels <adam@sics.se>
33 #ifndef __LWIP_TIMERS_H__
34 #define __LWIP_TIMERS_H__
45 #ifndef LWIP_DEBUG_TIMERNAMES
47 #define LWIP_DEBUG_TIMERNAMES SYS_DEBUG
48 #else /* LWIP_DEBUG */
49 #define LWIP_DEBUG_TIMERNAMES 0
50 #endif /* LWIP_DEBUG*/
53 /** Function prototype for a timeout callback function. Register such a function
54 * using sys_timeout().
56 * @param arg Additional argument to pass to the function - set up by sys_timeout()
58 typedef void (* sys_timeout_handler)(void *arg);
61 struct sys_timeo *next;
63 sys_timeout_handler h;
65 #if LWIP_DEBUG_TIMERNAMES
66 const char* handler_name;
67 #endif /* LWIP_DEBUG_TIMERNAMES */
70 void sys_timeouts_init(void);
72 #if LWIP_DEBUG_TIMERNAMES
73 void sys_timeout_debug(u32_t msecs, sys_timeout_handler h, void *arg, const char* handler_name);
74 #define sys_timeout(msecs, handler, arg) sys_timeout_debug(msecs, handler, arg, #handler)
75 #else /* LWIP_DEBUG_TIMERNAMES */
76 void sys_timeout(u32_t msecs, sys_timeout_handler h, void *arg);
77 #endif /* LWIP_DEBUG_TIMERNAMES */
79 void sys_untimeout(sys_timeout_handler h, void *arg);
81 void sys_check_timeouts(void);
82 void sys_restart_timeouts(void);
84 void sys_timeouts_mbox_fetch(sys_mbox_t *mbox, void **msg);
92 #endif /* __LWIP_TIMERS_H__ */