1 | /* inline/eventset.inl |
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2 | * |
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3 | * This include file contains the information pertaining to event sets. |
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4 | * |
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5 | * COPYRIGHT (c) 1989-1997. |
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6 | * On-Line Applications Research Corporation (OAR). |
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7 | * Copyright assigned to U.S. Government, 1994. |
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8 | * |
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9 | * The license and distribution terms for this file may in |
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10 | * the file LICENSE in this distribution or at |
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11 | * http://www.OARcorp.com/rtems/license.html. |
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12 | * |
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13 | * $Id$ |
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14 | */ |
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15 | |
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16 | #ifndef __INLINE_EVENT_SET_inl |
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17 | #define __INLINE_EVENT_SET_inl |
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18 | |
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19 | /*PAGE |
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20 | * |
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21 | * _Event_sets_Is_empty |
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22 | * |
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23 | * DESCRIPTION: |
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24 | * |
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25 | * This function returns TRUE if on events are posted in the event_set, |
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26 | * and FALSE otherwise. |
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27 | */ |
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28 | |
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29 | RTEMS_INLINE_ROUTINE boolean _Event_sets_Is_empty( |
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30 | rtems_event_set the_event_set |
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31 | ) |
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32 | { |
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33 | return ( the_event_set == 0 ); |
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34 | } |
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35 | |
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36 | /*PAGE |
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37 | * |
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38 | * _Event_sets_Post |
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39 | * |
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40 | * DESCRIPTION: |
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41 | * |
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42 | * This routine posts the given new_events into the event_set |
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43 | * passed in. The result is returned to the user in event_set. |
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44 | */ |
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45 | |
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46 | RTEMS_INLINE_ROUTINE void _Event_sets_Post( |
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47 | rtems_event_set the_new_events, |
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48 | rtems_event_set *the_event_set |
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49 | ) |
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50 | { |
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51 | *the_event_set |= the_new_events; |
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52 | } |
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53 | |
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54 | /*PAGE |
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55 | * |
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56 | * _Event_sets_Get |
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57 | * |
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58 | * DESCRIPTION: |
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59 | * |
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60 | * This function returns the events in event_condition which are |
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61 | * set in event_set. |
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62 | */ |
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63 | |
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64 | RTEMS_INLINE_ROUTINE rtems_event_set _Event_sets_Get( |
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65 | rtems_event_set the_event_set, |
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66 | rtems_event_set the_event_condition |
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67 | ) |
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68 | { |
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69 | return ( the_event_set & the_event_condition ); |
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70 | } |
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71 | |
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72 | /*PAGE |
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73 | * |
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74 | * _Event_sets_Clear |
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75 | * |
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76 | * DESCRIPTION: |
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77 | * |
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78 | * This function removes the events in mask from the event_set |
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79 | * passed in. The result is returned to the user in event_set. |
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80 | */ |
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81 | |
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82 | RTEMS_INLINE_ROUTINE rtems_event_set _Event_sets_Clear( |
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83 | rtems_event_set the_event_set, |
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84 | rtems_event_set the_mask |
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85 | ) |
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86 | { |
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87 | return ( the_event_set & ~(the_mask) ); |
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88 | } |
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89 | |
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90 | #endif |
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91 | /* end of include file */ |
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