1 | /*
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2 | * TOPPERS ATK2
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3 | * Toyohashi Open Platform for Embedded Real-Time Systems
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4 | * Automotive Kernel Version 2
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5 | *
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6 | * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
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7 | * Toyohashi Univ. of Technology, JAPAN
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8 | * Copyright (C) 2005-2015 by Center for Embedded Computing Systems
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9 | * Graduate School of Information Science, Nagoya Univ., JAPAN
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10 | * Copyright (C) 2011-2015 by FUJI SOFT INCORPORATED, JAPAN
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11 | * Copyright (C) 2011-2013 by Spansion LLC, USA
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12 | * Copyright (C) 2011-2015 by NEC Communication Systems, Ltd., JAPAN
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13 | * Copyright (C) 2011-2015 by Panasonic Advanced Technology Development Co., Ltd., JAPAN
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14 | * Copyright (C) 2011-2014 by Renesas Electronics Corporation, JAPAN
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15 | * Copyright (C) 2011-2015 by Sunny Giken Inc., JAPAN
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16 | * Copyright (C) 2011-2015 by TOSHIBA CORPORATION, JAPAN
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17 | * Copyright (C) 2011-2015 by Witz Corporation
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18 | * Copyright (C) 2014-2015 by AISIN COMCRUISE Co., Ltd., JAPAN
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19 | * Copyright (C) 2014-2015 by eSOL Co.,Ltd., JAPAN
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20 | * Copyright (C) 2014-2015 by SCSK Corporation, JAPAN
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21 | * Copyright (C) 2015 by SUZUKI MOTOR CORPORATION
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22 | *
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23 | * ä¸è¨èä½æ¨©è
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24 | ã¯ï¼ä»¥ä¸ã®(1)ã(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
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25 | * ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
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26 | * å¤ã»åé
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27 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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28 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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29 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
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30 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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31 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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32 | * ç¨ã§ããå½¢ã§åé
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33 | å¸ããå ´åã«ã¯ï¼åé
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34 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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35 | * è
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36 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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37 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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38 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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39 | * ç¨ã§ããªãå½¢ã§åé
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40 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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41 | * ã¨ï¼
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42 | * (a) åé
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43 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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44 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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45 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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46 | * (b) åé
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47 | å¸ã®å½¢æ
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48 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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49 | * å ±åãããã¨ï¼
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50 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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51 | * 害ãããï¼ä¸è¨èä½æ¨©è
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52 | ããã³TOPPERSããã¸ã§ã¯ããå
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53 | 責ãããã¨ï¼
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54 | * ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
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55 | * ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
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56 | ããã³TOPPERSããã¸ã§ã¯ãã
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57 | * å
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58 | 責ãããã¨ï¼
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59 | *
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60 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼AUTOSARï¼AUTomotive Open System ARchitectureï¼ä»
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61 | * æ§ã«åºã¥ãã¦ããï¼ä¸è¨ã®è¨±è«¾ã¯ï¼AUTOSARã®ç¥ç財ç£æ¨©ã許諾ãããã®ã§
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62 | * ã¯ãªãï¼AUTOSARã¯ï¼AUTOSARä»æ§ã«åºã¥ããã½ããã¦ã§ã¢ãåç¨ç®çã§å©
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63 | * ç¨ããè
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64 | ã«å¯¾ãã¦ï¼AUTOSARãã¼ããã¼ã«ãªããã¨ãæ±ãã¦ããï¼
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65 | *
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66 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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67 | ã
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68 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
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69 | * ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
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70 | * ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
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71 | * ã®è²¬ä»»ãè² ããªãï¼
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72 | *
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73 | * $Id: chkobj.c 425 2015-12-07 08:06:19Z witz-itoyo $
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74 | */
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75 |
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76 | #include "Os.h"
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77 |
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78 | #include <stdarg.h>
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79 |
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80 | /*
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81 | * CheckObjectAccess()
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82 | * éä¿¡é ¼OSã¢ããªã±ã¼ã·ã§ã³ã®ãªãã¸ã§ã¯ãã¢ã¯ã»ã¹å¯å¦ããã§ãã¯ãã
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83 | *
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84 | * å¯å¤å¼æ°ãç¨ããããï¼ã¦ã¼ã¶ã¨ã®ã¤ã³ã¿ãã§ã¼ã¹ãåæã¤é¢æ°ã
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85 | * ã©ã¤ãã©ãªã¨ãã¦æä¾ãï¼ãã§ãã¯æ¬ä½ã¯ã«ã¼ãã«ã§è¡ã
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86 | *
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87 | * va_arg() 㮠第2å¼æ°ã¯ï¼ååºãã¹ãå¼æ°ã®åã示ã
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88 | * æ¬æ¥ã§ããã°TaskTypeãªã©ãæå®ãã¹ãã§ãããï¼xxxTypeã¯uint32ã§ãã
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89 | * va_arg() 㮠第2å¼æ°ã« int(ã double) 以å¤ã®åãæå®ããã¨ã³ã³ã
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90 | * ã¤ã©ãæ£ããã³ã¼ããçæããªã(äºæ
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91 | é²æ¢ã®ããå¼·å¶çã«CPUä¾å¤ã
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92 | * çºçãããå½ä»¤ãçæãã)
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93 | * ãã®ããï¼æ¬æ¥ã®å(TaskTypeãªã©)ãè¨å®ãããã¨ãåºæ¥ãªãã®ã§ï¼
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94 | * å¼æ°ã®å¹
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95 | ãæã¤"uint32"ã¨ãã
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96 | */
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97 |
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98 | ObjectAccessType
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99 | CheckObjectAccess(ApplicationType ApplID, ObjectTypeType ObjectType, ...)
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100 | {
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101 | ObjectAccessType access = NO_ACCESS;
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102 | va_list ap;
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103 | uint32 object_id;
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104 |
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105 | va_start(ap, ObjectType);
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106 | object_id = va_arg(ap, uint32);
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107 | va_end(ap);
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108 |
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109 | switch (ObjectType) {
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110 | case OBJECT_TASK:
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111 | access = CheckTaskAccess(ApplID, object_id);
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112 | break;
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113 |
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114 | case OBJECT_ISR:
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115 | access = CheckISRAccess(ApplID, object_id);
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116 | break;
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117 |
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118 | case OBJECT_ALARM:
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119 | access = CheckAlarmAccess(ApplID, object_id);
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120 | break;
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121 |
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122 | case OBJECT_RESOURCE:
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123 | access = CheckResourceAccess(ApplID, object_id);
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124 | break;
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125 |
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126 | case OBJECT_COUNTER:
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127 | access = CheckCounterAccess(ApplID, object_id);
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128 | break;
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129 |
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130 | case OBJECT_SCHEDULETABLE:
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131 | access = CheckScheduleTableAccess(ApplID, object_id);
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132 | break;
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133 |
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134 | default:
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135 | access = NO_ACCESS;
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136 | break;
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137 | }
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138 |
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139 | return(access);
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140 | }
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141 |
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142 | /*
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143 | * CheckObjectOwnership()
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144 | * OSã¢ããªã±ã¼ã·ã§ã³ã®ãªãã¸ã§ã¯ãææããã§ãã¯ãã
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145 | *
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146 | * å¯å¤å¼æ°ãç¨ããããï¼ã¦ã¼ã¶ã¨ã®ã¤ã³ã¿ãã§ã¼ã¹ãåæã¤é¢æ°ã
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147 | * ã©ã¤ãã©ãªã¨ãã¦æä¾ãï¼ãã§ãã¯æ¬ä½ã¯ã«ã¼ãã«ã§è¡ã
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148 | *
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149 | * va_arg() 㮠第2å¼æ°ã¯ï¼ååºãã¹ãå¼æ°ã®åã示ã
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150 | * æ¬æ¥ã§ããã°TaskTypeãªã©ãæå®ãã¹ãã§ãããï¼xxxTypeã¯uint32ã§ãã
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151 | * va_arg() 㮠第2å¼æ°ã« int(ã double) 以å¤ã®åãæå®ããã¨ã³ã³ã
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152 | * ã¤ã©ãæ£ããã³ã¼ããçæããªã(äºæ
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153 | é²æ¢ã®ããå¼·å¶çã«CPUä¾å¤ã
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154 | * çºçãããå½ä»¤ãçæãã)
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155 | * ãã®ããï¼æ¬æ¥ã®å(TaskTypeãªã©)ãè¨å®ãããã¨ãåºæ¥ãªãã®ã§ï¼
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156 | * å¼æ°ã®å¹
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157 | ãæã¤"uint32"ã¨ãã
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158 | */
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159 |
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160 | ApplicationType
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161 | CheckObjectOwnership(ObjectTypeType ObjectType, ...)
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162 | {
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163 | ApplicationType owner = INVALID_OSAPPLICATION;
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164 | va_list ap;
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165 | uint32 object_id;
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166 |
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167 | va_start(ap, ObjectType);
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168 | object_id = va_arg(ap, uint32);
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169 | va_end(ap);
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170 |
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171 | switch (ObjectType) {
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172 | case OBJECT_TASK:
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173 | owner = CheckTaskOwnership(object_id);
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174 | break;
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175 |
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176 | case OBJECT_ISR:
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177 | owner = CheckISROwnership(object_id);
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178 | break;
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179 |
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180 | case OBJECT_ALARM:
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181 | owner = CheckAlarmOwnership(object_id);
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182 | break;
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183 |
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184 | case OBJECT_COUNTER:
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185 | owner = CheckCounterOwnership(object_id);
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186 | break;
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187 |
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188 | case OBJECT_SCHEDULETABLE:
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189 | owner = CheckScheduleTableOwnership(object_id);
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190 | break;
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191 |
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192 | default:
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193 | owner = INVALID_OSAPPLICATION;
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194 | break;
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195 | }
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196 |
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197 | return(owner);
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198 | }
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