/usr/include/upnp/TimerThread.h is in libupnp3-dev 1:1.6.6-5.1.
This file is owned by root:root, with mode 0o644.
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*
* Copyright (c) 2000-2003 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * 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.
* * Neither name of Intel Corporation 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 COPYRIGHT HOLDERS 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 INTEL 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.
*
******************************************************************************/
#ifndef TIMERTHREAD_H
#define TIMERTHREAD_H
#include "ithread.h"
#include "LinkedList.h"
#include "FreeList.h"
#include "ThreadPool.h"
#ifdef __cplusplus
extern "C" {
#endif
#define INVALID_EVENT_ID (-10 & 1<<29)
/* Timeout Types */
/* absolute means in seconds from Jan 1, 1970 */
/* relative means in seconds from current time */
typedef enum timeoutType {ABS_SEC,REL_SEC} TimeoutType;
/****************************************************************************
* Name: TimerThread
*
* Description:
* A timer thread similar to the one in the Upnp SDK that allows
* the scheduling of a job to run at a specified time in the future
* Because the timer thread uses the thread pool there is no
* gurantee of timing, only approximate timing.
* Uses ThreadPool, Mutex, Condition, Thread
*
*
*****************************************************************************/
typedef struct TIMERTHREAD
{
ithread_mutex_t mutex;
ithread_cond_t condition;
int lastEventId;
LinkedList eventQ;
int shutdown;
FreeList freeEvents;
ThreadPool *tp;
} TimerThread;
/****************************************************************************
* Name: TimerEvent
*
* Description:
*
* Struct to contain information for a timer event.
* Internal to the TimerThread
*
*****************************************************************************/
typedef struct TIMEREVENT
{
ThreadPoolJob job;
time_t eventTime; /* absolute time for event in seconds since Jan 1, 1970 */
Duration persistent; /* long term or short term job */
int id;
} TimerEvent;
/************************************************************************
* Function: TimerThreadInit
*
* Description:
* Initializes and starts timer thread.
*
* Parameters:
* timer - valid timer thread pointer.
* tp - valid thread pool to use. Must be
* started. Must be valid for lifetime
* of timer. Timer must be shutdown
* BEFORE thread pool.
* Return:
* 0 on success, nonzero on failure
* Returns error from ThreadPoolAddPersistent on failure.
*
************************************************************************/
int TimerThreadInit(TimerThread *timer,
ThreadPool *tp);
/************************************************************************
* Function: TimerThreadSchedule
*
* Description:
* Schedules an event to run at a specified time.
*
* Parameters:
* timer - valid timer thread pointer.
* time_t - time of event.
* either in absolute seconds,
* or relative seconds in the future.
* timeoutType - either ABS_SEC, or REL_SEC.
* if REL_SEC, then the event
* will be scheduled at the
* current time + REL_SEC.
* job-> valid Thread pool job with following fields
* func - function to schedule
* arg - argument to function
* priority - priority of job.
*
* id - id of timer event. (out, can be null)
* Return:
* 0 on success, nonzero on failure
* EOUTOFMEM if not enough memory to schedule job.
*
************************************************************************/
int TimerThreadSchedule(TimerThread* timer,
time_t time,
TimeoutType type,
ThreadPoolJob *job,
Duration duration,
int *id);
/************************************************************************
* Function: TimerThreadRemove
*
* Description:
* Removes an event from the timer Q.
* Events can only be removed
* before they have been placed in the
* thread pool.
*
* Parameters:
* timer - valid timer thread pointer.
* id - id of event to remove.
* ThreadPoolJob *out - space for thread pool job.
* Return:
* 0 on success,
* INVALID_EVENT_ID on failure
*
************************************************************************/
int TimerThreadRemove(TimerThread *timer,
int id,
ThreadPoolJob *out);
/************************************************************************
* Function: TimerThreadShutdown
*
* Description:
* Shutdown the timer thread
* Events scheduled in the future will NOT be run.
* Timer thread should be shutdown BEFORE it's associated
* thread pool.
* Returns:
* returns 0 if succesfull,
* nonzero otherwise.
* Always returns 0.
***********************************************************************/
int TimerThreadShutdown(TimerThread *timer);
#ifdef __cplusplus
}
#endif
#endif /* TIMER_THREAD_H */
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