/*
* Copyright (c) 2007 Jan Hudecek
* Copyright (c) 2008 Martin Decky
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
*/
/** @addtogroup genericproc
* @{
*/
/** @file tasklet.h
* @brief Tasklets declarations
*/
#ifndef KERN_TASKLET_H_
#define KERN_TASKLET_H_
#include <adt/list.h>
/** Tasklet callback type */
typedef void (* tasklet_callback_t)(void *arg);
/** Tasklet state */
typedef enum {
NotActive,
Scheduled,
InProgress,
Disabled
} tasklet_state_t;
/** Structure describing a tasklet */
typedef struct tasklet_descriptor {
link_t link;
/** Callback to call */
tasklet_callback_t callback;
/** Argument passed to the callback */
void *arg;
/** State of the tasklet */
tasklet_state_t state;
} tasklet_descriptor_t;
extern void tasklet_init(void);
#endif
/** @}
*/