| [56976a17] | 1 | /*
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| 2 | * Copyright (c) 2007 Jan Hudecek
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| 3 | * Copyright (c) 2008 Martin Decky
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup genericproc
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| 31 | * @{
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| 32 | */
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| 33 | /** @file tasklet.h
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| 34 | * @brief Tasklets declarations
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| 35 | */
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| 36 |
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| 37 | #ifndef KERN_TASKLET_H_
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| 38 | #define KERN_TASKLET_H_
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| 39 |
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| 40 | #include <adt/list.h>
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| 41 |
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| 42 | /** Tasklet callback type */
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| 43 | typedef void (* tasklet_callback_t)(void *arg);
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| 44 |
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| 45 | /** Tasklet state */
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| 46 | typedef enum {
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| 47 | NotActive,
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| 48 | Scheduled,
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| 49 | InProgress,
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| 50 | Disabled
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| 51 | } tasklet_state_t;
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| 52 |
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| 53 | /** Structure describing a tasklet */
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| 54 | typedef struct tasklet_descriptor {
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| 55 | link_t link;
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| 56 |
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| 57 | /** Callback to call */
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| 58 | tasklet_callback_t callback;
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| 59 |
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| 60 | /** Argument passed to the callback */
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| [e1f51712] | 61 | void *arg;
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| [56976a17] | 62 |
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| 63 | /** State of the tasklet */
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| 64 | tasklet_state_t state;
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| 65 | } tasklet_descriptor_t;
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| 66 |
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| 67 |
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| 68 | extern void tasklet_init(void);
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| 69 |
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| 70 | #endif
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| 71 |
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| 72 | /** @}
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| 73 | */
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