1 | -- |
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2 | -- RTEMS / Body |
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3 | -- |
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4 | -- DESCRIPTION: |
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5 | -- |
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6 | -- This package provides the interface to the RTEMS API. |
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7 | -- |
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8 | -- |
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9 | -- DEPENDENCIES: |
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10 | -- |
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11 | -- |
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12 | -- |
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13 | -- COPYRIGHT (c) 1997-2011. |
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14 | -- On-Line Applications Research Corporation (OAR). |
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15 | -- |
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16 | -- The license and distribution terms for this file may in |
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17 | -- the file LICENSE in this distribution or at |
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18 | -- http://www.rtems.org/license/LICENSE. |
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19 | -- |
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20 | |
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21 | package body RTEMS.Message_Queue is |
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22 | |
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23 | -- |
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24 | -- Message Queue Manager |
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25 | -- |
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26 | |
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27 | procedure Create |
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28 | (Name : in RTEMS.Name; |
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29 | Count : in RTEMS.Unsigned32; |
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30 | Max_Message_Size : in RTEMS.Unsigned32; |
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31 | Attribute_Set : in RTEMS.Attribute; |
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32 | ID : out RTEMS.ID; |
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33 | Result : out RTEMS.Status_Codes) |
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34 | is |
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35 | -- XXX broken |
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36 | function Create_Base |
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37 | (Name : RTEMS.Name; |
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38 | Count : RTEMS.Unsigned32; |
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39 | Max_Message_Size : RTEMS.Unsigned32; |
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40 | Attribute_Set : RTEMS.Attribute; |
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41 | ID : access RTEMS.ID) |
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42 | return RTEMS.Status_Codes; |
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43 | pragma Import |
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44 | (C, |
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45 | Create_Base, |
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46 | "rtems_message_queue_create"); |
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47 | ID_Base : aliased RTEMS.ID; |
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48 | begin |
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49 | |
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50 | Result := |
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51 | Create_Base |
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52 | (Name, |
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53 | Count, |
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54 | Max_Message_Size, |
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55 | Attribute_Set, |
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56 | ID_Base'Access); |
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57 | ID := ID_Base; |
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58 | |
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59 | end Create; |
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60 | |
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61 | procedure Ident |
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62 | (Name : in RTEMS.Name; |
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63 | Node : in RTEMS.Unsigned32; |
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64 | ID : out RTEMS.ID; |
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65 | Result : out RTEMS.Status_Codes) |
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66 | is |
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67 | function Ident_Base |
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68 | (Name : RTEMS.Name; |
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69 | Node : RTEMS.Unsigned32; |
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70 | ID : access RTEMS.ID) |
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71 | return RTEMS.Status_Codes; |
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72 | pragma Import |
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73 | (C, |
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74 | Ident_Base, |
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75 | "rtems_message_queue_ident"); |
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76 | ID_Base : aliased RTEMS.ID; |
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77 | begin |
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78 | |
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79 | Result := Ident_Base (Name, Node, ID_Base'Access); |
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80 | ID := ID_Base; |
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81 | |
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82 | end Ident; |
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83 | |
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84 | procedure Delete |
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85 | (ID : in RTEMS.ID; |
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86 | Result : out RTEMS.Status_Codes) |
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87 | is |
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88 | function Delete_Base |
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89 | (ID : RTEMS.ID) |
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90 | return RTEMS.Status_Codes; |
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91 | pragma Import |
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92 | (C, |
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93 | Delete_Base, |
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94 | "rtems_message_queue_delete"); |
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95 | begin |
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96 | |
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97 | Result := Delete_Base (ID); |
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98 | |
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99 | end Delete; |
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100 | |
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101 | procedure Send |
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102 | (ID : in RTEMS.ID; |
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103 | Buffer : in RTEMS.Address; |
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104 | Size : in RTEMS.Unsigned32; |
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105 | Result : out RTEMS.Status_Codes) |
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106 | is |
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107 | function Send_Base |
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108 | (ID : RTEMS.ID; |
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109 | Buffer : RTEMS.Address; |
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110 | Size : RTEMS.Unsigned32) |
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111 | return RTEMS.Status_Codes; |
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112 | pragma Import (C, Send_Base, "rtems_message_queue_send"); |
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113 | begin |
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114 | |
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115 | Result := Send_Base (ID, Buffer, Size); |
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116 | |
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117 | end Send; |
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118 | |
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119 | procedure Urgent |
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120 | (ID : in RTEMS.ID; |
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121 | Buffer : in RTEMS.Address; |
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122 | Size : in RTEMS.Unsigned32; |
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123 | Result : out RTEMS.Status_Codes) |
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124 | is |
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125 | function Urgent_Base |
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126 | (ID : RTEMS.ID; |
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127 | Buffer : RTEMS.Address; |
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128 | Size : RTEMS.Unsigned32) |
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129 | return RTEMS.Status_Codes; |
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130 | pragma Import |
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131 | (C, |
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132 | Urgent_Base, |
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133 | "rtems_message_queue_urgent"); |
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134 | begin |
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135 | |
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136 | Result := Urgent_Base (ID, Buffer, Size); |
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137 | |
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138 | end Urgent; |
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139 | |
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140 | procedure Broadcast |
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141 | (ID : in RTEMS.ID; |
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142 | Buffer : in RTEMS.Address; |
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143 | Size : in RTEMS.Unsigned32; |
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144 | Count : out RTEMS.Unsigned32; |
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145 | Result : out RTEMS.Status_Codes) |
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146 | is |
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147 | function Broadcast_Base |
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148 | (ID : RTEMS.ID; |
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149 | Buffer : RTEMS.Address; |
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150 | Size : RTEMS.Unsigned32; |
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151 | Count : access RTEMS.Unsigned32) |
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152 | return RTEMS.Status_Codes; |
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153 | pragma Import |
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154 | (C, |
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155 | Broadcast_Base, |
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156 | "rtems_message_queue_broadcast"); |
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157 | Count_Base : aliased RTEMS.Unsigned32; |
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158 | begin |
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159 | |
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160 | Result := |
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161 | Broadcast_Base (ID, Buffer, Size, Count_Base'Access); |
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162 | Count := Count_Base; |
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163 | |
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164 | end Broadcast; |
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165 | |
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166 | procedure Receive |
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167 | (ID : in RTEMS.ID; |
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168 | Buffer : in RTEMS.Address; |
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169 | Option_Set : in RTEMS.Option; |
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170 | Timeout : in RTEMS.Interval; |
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171 | Size : in out RTEMS.Unsigned32; |
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172 | Result : out RTEMS.Status_Codes) |
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173 | is |
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174 | function Receive_Base |
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175 | (ID : RTEMS.ID; |
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176 | Buffer : RTEMS.Address; |
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177 | Size : access RTEMS.Unsigned32; |
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178 | Option_Set : RTEMS.Option; |
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179 | Timeout : RTEMS.Interval) |
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180 | return RTEMS.Status_Codes; |
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181 | pragma Import |
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182 | (C, |
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183 | Receive_Base, |
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184 | "rtems_message_queue_receive"); |
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185 | Size_Base : aliased RTEMS.Unsigned32; |
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186 | begin |
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187 | |
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188 | Size_Base := Size; |
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189 | |
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190 | Result := |
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191 | Receive_Base |
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192 | (ID, |
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193 | Buffer, |
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194 | Size_Base'Access, |
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195 | Option_Set, |
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196 | Timeout); |
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197 | Size := Size_Base; |
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198 | |
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199 | end Receive; |
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200 | |
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201 | procedure Get_Number_Pending |
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202 | (ID : in RTEMS.ID; |
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203 | Count : out RTEMS.Unsigned32; |
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204 | Result : out RTEMS.Status_Codes) |
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205 | is |
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206 | function Get_Number_Pending_Base |
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207 | (ID : RTEMS.ID; |
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208 | Count : access RTEMS.Unsigned32) |
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209 | return RTEMS.Status_Codes; |
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210 | pragma Import |
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211 | (C, |
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212 | Get_Number_Pending_Base, |
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213 | "rtems_message_queue_get_number_pending"); |
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214 | Count_Base : aliased RTEMS.Unsigned32; |
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215 | begin |
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216 | |
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217 | Result := Get_Number_Pending_Base (ID, Count_Base'Access); |
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218 | Count := Count_Base; |
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219 | |
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220 | end Get_Number_Pending; |
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221 | |
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222 | procedure Flush |
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223 | (ID : in RTEMS.ID; |
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224 | Count : out RTEMS.Unsigned32; |
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225 | Result : out RTEMS.Status_Codes) |
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226 | is |
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227 | function Flush_Base |
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228 | (ID : RTEMS.ID; |
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229 | Count : access RTEMS.Unsigned32) |
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230 | return RTEMS.Status_Codes; |
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231 | pragma Import |
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232 | (C, |
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233 | Flush_Base, |
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234 | "rtems_message_queue_flush"); |
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235 | Count_Base : aliased RTEMS.Unsigned32; |
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236 | begin |
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237 | |
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238 | Result := Flush_Base (ID, Count_Base'Access); |
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239 | Count := Count_Base; |
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240 | |
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241 | end Flush; |
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242 | |
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243 | end RTEMS.Message_Queue; |
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