1 | /* signal.h |
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2 | * |
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3 | * This include file contains all the constants and structures associated |
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4 | * with the Signal Manager. This manager provides capabilities required |
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5 | * for asynchronous communication between tasks via signal sets. |
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6 | * |
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7 | * Directives provided are: |
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8 | * |
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9 | * + establish an asynchronous signal routine |
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10 | * + send a signal set to a task |
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11 | * |
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12 | * COPYRIGHT (c) 1989-1998. |
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13 | * On-Line Applications Research Corporation (OAR). |
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14 | * Copyright assigned to U.S. Government, 1994. |
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15 | * |
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16 | * The license and distribution terms for this file may be |
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17 | * found in the file LICENSE in this distribution or at |
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18 | * http://www.OARcorp.com/rtems/license.html. |
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19 | * |
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20 | * $Id$ |
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21 | */ |
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22 | |
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23 | #ifndef __RTEMS_SIGNAL_h |
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24 | #define __RTEMS_SIGNAL_h |
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25 | |
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26 | #ifdef __cplusplus |
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27 | extern "C" { |
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28 | #endif |
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29 | |
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30 | #include <rtems/rtems/asr.h> |
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31 | #include <rtems/rtems/modes.h> |
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32 | #include <rtems/score/object.h> |
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33 | #include <rtems/rtems/status.h> |
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34 | #include <rtems/rtems/types.h> |
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35 | |
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36 | /* |
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37 | * _Signal_Manager_initialization |
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38 | * |
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39 | * DESCRIPTION: |
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40 | * |
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41 | * This routine performs the initialization necessary for this manager. |
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42 | */ |
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43 | |
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44 | void _Signal_Manager_initialization( void ); |
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45 | |
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46 | /* |
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47 | * rtems_signal_catch |
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48 | * |
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49 | * DESCRIPTION: |
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50 | * |
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51 | * This routine implements the rtems_signal_catch directive. This directive |
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52 | * is used to establish asr_handler as the Asynchronous Signal Routine |
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53 | * (RTEMS_ASR) for the calling task. The asr_handler will execute with a |
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54 | * mode of mode_set. |
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55 | */ |
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56 | |
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57 | rtems_status_code rtems_signal_catch( |
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58 | rtems_asr_entry asr_handler, |
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59 | rtems_mode mode_set |
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60 | ); |
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61 | |
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62 | /* |
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63 | * rtems_signal_send |
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64 | * |
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65 | * DESCRIPTION: |
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66 | * |
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67 | * This routine implements the rtems_signal_send directive. This directive |
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68 | * sends the signal_set to the task specified by ID. |
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69 | */ |
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70 | |
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71 | rtems_status_code rtems_signal_send( |
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72 | Objects_Id id, |
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73 | rtems_signal_set signal_set |
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74 | ); |
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75 | |
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76 | #include <rtems/rtems/signalmp.h> |
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77 | |
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78 | #ifdef __cplusplus |
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79 | } |
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80 | #endif |
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81 | |
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82 | #endif |
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83 | /* end of include file */ |
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