1 | /*- |
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2 | * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org> |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * 1. Redistributions of source code must retain the above copyright |
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9 | * notice, this list of conditions and the following disclaimer. |
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10 | * 2. Redistributions in binary form must reproduce the above copyright |
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11 | * notice, this list of conditions and the following disclaimer in the |
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12 | * documentation and/or other materials provided with the distribution. |
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13 | * |
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14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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24 | * SUCH DAMAGE. |
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25 | */ |
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26 | |
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27 | #ifndef _THREADS_H_ |
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28 | #define _THREADS_H_ |
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29 | |
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30 | #include <machine/_threads.h> |
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31 | #include <time.h> |
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32 | |
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33 | typedef void (*tss_dtor_t)(void *); |
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34 | typedef int (*thrd_start_t)(void *); |
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35 | |
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36 | enum { |
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37 | mtx_plain = 0x1, |
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38 | mtx_recursive = 0x2, |
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39 | mtx_timed = 0x4 |
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40 | }; |
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41 | |
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42 | enum { |
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43 | thrd_busy = 1, |
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44 | thrd_error = 2, |
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45 | thrd_nomem = 3, |
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46 | thrd_success = 4, |
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47 | thrd_timedout = 5 |
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48 | }; |
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49 | |
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50 | #if !defined(__cplusplus) || __cplusplus < 201103L |
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51 | #define thread_local _Thread_local |
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52 | #endif |
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53 | |
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54 | __BEGIN_DECLS |
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55 | void call_once(once_flag *, void (*)(void)); |
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56 | int cnd_broadcast(cnd_t *); |
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57 | void cnd_destroy(cnd_t *); |
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58 | int cnd_init(cnd_t *); |
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59 | int cnd_signal(cnd_t *); |
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60 | int cnd_timedwait(cnd_t *__restrict, mtx_t *__restrict __mtx, |
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61 | const struct timespec *__restrict) |
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62 | __requires_exclusive(*__mtx); |
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63 | int cnd_wait(cnd_t *, mtx_t *__mtx) |
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64 | __requires_exclusive(*__mtx); |
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65 | void mtx_destroy(mtx_t *__mtx) |
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66 | __requires_unlocked(*__mtx); |
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67 | int mtx_init(mtx_t *__mtx, int) |
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68 | __requires_unlocked(*__mtx); |
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69 | int mtx_lock(mtx_t *__mtx) |
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70 | __locks_exclusive(*__mtx); |
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71 | int mtx_timedlock(mtx_t *__restrict __mtx, |
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72 | const struct timespec *__restrict) |
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73 | __trylocks_exclusive(thrd_success, *__mtx); |
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74 | int mtx_trylock(mtx_t *__mtx) |
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75 | __trylocks_exclusive(thrd_success, *__mtx); |
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76 | int mtx_unlock(mtx_t *__mtx) |
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77 | __unlocks(*__mtx); |
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78 | int thrd_create(thrd_t *, thrd_start_t, void *); |
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79 | thrd_t thrd_current(void); |
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80 | int thrd_detach(thrd_t); |
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81 | int thrd_equal(thrd_t, thrd_t); |
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82 | _Noreturn void |
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83 | thrd_exit(int); |
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84 | int thrd_join(thrd_t, int *); |
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85 | int thrd_sleep(const struct timespec *, struct timespec *); |
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86 | void thrd_yield(void); |
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87 | int tss_create(tss_t *, tss_dtor_t); |
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88 | void tss_delete(tss_t); |
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89 | void * tss_get(tss_t); |
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90 | int tss_set(tss_t, void *); |
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91 | __END_DECLS |
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92 | |
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93 | #endif /* !_THREADS_H_ */ |
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