a752c7ab
 elopes
add first test an...
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/*
* Copyright (C) 2016-17 Kaspar Schleiser <kaspar@schleiser.de>
* 2017 Freie Universitรคt Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @addtogroup sys_evtimer
* @{
*
* @file
* @brief IPC-based evtimer definitions
*
* @author Kaspar Schleiser <kaspar@schleiser.de>
* @author Martine Lenders <m.lenders@fu-berlin.de>
*/
#ifndef EVTIMER_MSG_H
#define EVTIMER_MSG_H
#include "msg.h"
#include "evtimer.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief IPC-message event timer
* @extends evtimer_t
*/
typedef evtimer_t evtimer_msg_t;
/**
* @brief IPC-message event
* @extends evtimer_event_t
*/
typedef struct {
evtimer_event_t event; /**< base class */
msg_t msg; /**< the IPC message to generate on event */
} evtimer_msg_event_t;
/**
* @brief Adds event to an event timer that handles events via IPC
*
* @param[in] evtimer An event timer
* @param[in] event An event
* @param[in] target_pid The PID of the thread that should receive the IPC
* message
*/
static inline void evtimer_add_msg(evtimer_msg_t *evtimer,
evtimer_msg_event_t *event,
kernel_pid_t target_pid)
{
/* use sender_pid field to get target_pid into callback function */
event->msg.sender_pid = target_pid;
evtimer_add(evtimer, &event->event);
}
/**
* @brief Event handler for IPC messages
*
* @param[in] event The event to handle
*/
static inline void _evtimer_msg_handler(evtimer_event_t *event)
{
evtimer_msg_event_t *mevent = (evtimer_msg_event_t *)event;
msg_send_int(&mevent->msg, mevent->msg.sender_pid);
}
/**
* @brief Initializes event timer to handle events via IPC
*
* @param[in] evtimer An event timer
*/
static inline void evtimer_init_msg(evtimer_t *evtimer)
{
evtimer_init(evtimer, _evtimer_msg_handler);
}
#ifdef __cplusplus
}
#endif
#endif /* EVTIMER_MSG_H */
/** @} */
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