1 | /* apiext.h |
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2 | * |
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3 | * This is the API Extensions Handler. |
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4 | * |
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5 | * COPYRIGHT (c) 1989-1999. |
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6 | * On-Line Applications Research Corporation (OAR). |
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7 | * |
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8 | * The license and distribution terms for this file may be |
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9 | * found in the file LICENSE in this distribution or at |
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10 | * http://www.rtems.com/license/LICENSE. |
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11 | * |
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12 | * $Id$ |
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13 | */ |
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14 | |
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15 | |
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16 | #ifndef __API_EXTENSIONS_h |
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17 | #define __API_EXTENSIONS_h |
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18 | |
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19 | #include <rtems/score/chain.h> |
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20 | #include <rtems/score/thread.h> |
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21 | |
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22 | /* |
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23 | * The control structure which defines the points at which an API |
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24 | * can add an extension to the system initialization thread. |
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25 | */ |
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26 | |
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27 | typedef void (*API_extensions_Predriver_hook)(void); |
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28 | typedef void (*API_extensions_Postdriver_hook)(void); |
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29 | typedef void (*API_extensions_Postswitch_hook)( |
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30 | Thread_Control * |
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31 | ); |
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32 | |
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33 | |
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34 | typedef struct { |
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35 | Chain_Node Node; |
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36 | API_extensions_Predriver_hook predriver_hook; |
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37 | API_extensions_Postdriver_hook postdriver_hook; |
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38 | API_extensions_Postswitch_hook postswitch_hook; |
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39 | } API_extensions_Control; |
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40 | |
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41 | /* |
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42 | * This is the list of API extensions to the system initialization. |
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43 | */ |
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44 | |
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45 | SCORE_EXTERN Chain_Control _API_extensions_List; |
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46 | |
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47 | /* |
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48 | * _API_extensions_Initialization |
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49 | * |
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50 | * DESCRIPTION: |
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51 | * |
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52 | * This routine initializes the API extension handler. |
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53 | * |
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54 | */ |
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55 | |
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56 | void _API_extensions_Initialization( void ); |
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57 | |
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58 | /* |
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59 | * _API_extensions_Add |
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60 | * |
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61 | * DESCRIPTION: |
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62 | * |
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63 | * XXX |
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64 | */ |
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65 | |
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66 | void _API_extensions_Add( |
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67 | API_extensions_Control *the_extension |
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68 | ); |
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69 | |
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70 | /* |
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71 | * _API_extensions_Run_predriver |
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72 | * |
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73 | * DESCRIPTION: |
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74 | * |
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75 | * XXX |
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76 | */ |
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77 | |
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78 | void _API_extensions_Run_predriver( void ); |
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79 | |
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80 | /* |
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81 | * _API_extensions_Run_postdriver |
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82 | * |
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83 | * DESCRIPTION: |
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84 | * |
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85 | * XXX |
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86 | */ |
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87 | |
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88 | void _API_extensions_Run_postdriver( void ); |
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89 | |
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90 | /* |
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91 | * _API_extensions_Run_postswitch |
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92 | * |
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93 | * DESCRIPTION: |
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94 | * |
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95 | * XXX |
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96 | */ |
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97 | |
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98 | void _API_extensions_Run_postswitch( void ); |
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99 | |
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100 | #endif |
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101 | /* end of include file */ |
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