1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation of Scheduler server's* |
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15 */ |
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16 |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include "CCseSchedulerServerSession.h" // Header file for this class |
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22 #include "CCseSchedulerServer.h" // Common methods for server |
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23 #include "CCseSchedulerServerEngine.h" // Intelligence aka engine of server |
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24 #include "CseSchedulerServer.pan" // Server panic codes |
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25 #include <ipvideo/CseSchedulerClientServerCommon.h> // Common defines for client and server |
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26 #include "CseDebug.h" // Debug macros |
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27 |
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28 // EXTERNAL DATA STRUCTURES |
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29 // None |
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30 |
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31 // EXTERNAL FUNCTION PROTOTYPES |
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32 // None |
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33 |
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34 // CONSTANTS |
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35 // None |
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36 |
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37 // MACROS |
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38 // None |
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39 |
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40 // LOCAL CONSTANTS AND MACROS |
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41 // None |
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42 |
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43 // MODULE DATA STRUCTURES |
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44 // None |
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45 |
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46 // LOCAL FUNCTION PROTOTYPES |
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47 // None |
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48 |
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49 // FORWARD DECLARATIONS |
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50 // None |
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51 |
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52 // ============================ MEMBER FUNCTIONS =============================== |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CCseSchedulerSession::CCseSchedulerSession() |
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56 // C++ constructor |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 |
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60 CCseSchedulerServerSession::CCseSchedulerServerSession() : CSession2(), |
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61 iResourceCount( 0 ) |
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62 { |
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63 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::CCseSchedulerServerSession"); |
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64 |
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65 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::CCseSchedulerServerSession"); |
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66 } |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // CCseSchedulerSession::NewL() |
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70 // Two-phased constructor. |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 CCseSchedulerServerSession* CCseSchedulerServerSession::NewL( CCseSchedulerServer* aServer ) |
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74 { |
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75 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::NewL"); |
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76 |
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77 CCseSchedulerServerSession* self = new ( ELeave ) CCseSchedulerServerSession(); |
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78 CleanupStack::PushL( self ); |
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79 self->ConstructL( aServer ); |
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80 CleanupStack::Pop( self ); |
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81 |
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82 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::NewL"); |
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83 return self; |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CCseSchedulerSession::ConstructL() |
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88 // second-phase C++ constructor |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 void CCseSchedulerServerSession::ConstructL( CCseSchedulerServer* aServer ) |
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92 { |
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93 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::ConstructL"); |
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94 |
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95 if ( aServer ) |
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96 { |
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97 aServer->Inc(); |
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98 } |
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99 |
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100 // Create new object index |
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101 iObjects = CObjectIx::NewL(); |
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102 |
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103 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::ConstructL"); |
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104 } |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // CCseSchedulerSession::~CCseSchedulerSession() |
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108 // Destructor. |
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109 // ----------------------------------------------------------------------------- |
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110 // |
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111 CCseSchedulerServerSession::~CCseSchedulerServerSession() |
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112 { |
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113 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::~CCseSchedulerServerSession"); |
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114 |
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115 delete iObjects; |
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116 |
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117 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::~CCseSchedulerServerSession"); |
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118 } |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // CCseSchedulerSession::ServiceL() |
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122 // |
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123 // ----------------------------------------------------------------------------- |
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124 // |
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125 void CCseSchedulerServerSession::ServiceL( const RMessage2& aMessage ) |
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126 { |
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127 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::ServiceL"); |
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128 |
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129 switch ( aMessage.Function() ) |
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130 { |
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131 case ECseServCreateSubSession: |
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132 case ECseServCloseSubSession: |
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133 case ECseServCloseSession: |
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134 { |
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135 // "Common messages" |
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136 TRAPD( err, DispatchMessageL( aMessage ) ); |
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137 aMessage.Complete( err ); |
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138 } |
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139 break; |
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140 |
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141 default: |
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142 { |
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143 // Ok, but must be subsession relative |
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144 CCseSchedulerServerEngine* engine = |
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145 (CCseSchedulerServerEngine*)iObjects->At( aMessage.Int3() ); |
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146 if ( !engine ) |
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147 { |
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148 aMessage.Complete( KErrBadHandle ); |
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149 PanicClient( ECsePanicBadSubSessionHandle ); |
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150 } |
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151 else |
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152 { |
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153 // this is the normal route, |
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154 // all engine commands go this way |
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155 TRAPD( error, engine->GeneralServiceL( aMessage ) ); |
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156 if ( error != KErrNone ) |
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157 { |
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158 CSELOGSTRING2_HIGH_LEVEL("CCseSchedulerServerSession::ServiceL - engine->GeneralServiceL() LEAVED: %d", error); |
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159 aMessage.Complete( error ); |
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160 } |
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161 } |
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162 } |
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163 break; |
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164 } |
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165 |
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166 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::ServiceL"); |
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167 } |
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168 |
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169 // ----------------------------------------------------------------------------- |
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170 // CCseSchedulerServerSession::DispatchMessageL() |
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171 // |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 void CCseSchedulerServerSession::DispatchMessageL( const RMessage2& aMessage ) |
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175 { |
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176 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::DispatchMessageL"); |
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177 |
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178 // Check for session-relative requests |
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179 switch ( aMessage.Function() ) |
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180 { |
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181 case ECseServCreateSubSession: |
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182 NewObjectL( aMessage ); |
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183 break; |
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184 |
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185 case ECseServCloseSubSession: |
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186 DeleteObject( aMessage.Int3() ); |
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187 break; |
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188 |
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189 case ECseServCloseSession: |
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190 Server()->Dec(); |
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191 break; |
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192 |
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193 default: |
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194 break; |
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195 } |
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196 |
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197 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::DispatchMessageL"); |
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198 } |
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199 |
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200 // ----------------------------------------------------------------------------- |
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201 // CCseSchedulerServerSession::NewObjectL() |
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202 // |
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203 // ----------------------------------------------------------------------------- |
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204 // |
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205 void CCseSchedulerServerSession::NewObjectL( const RMessage2& aMessage ) |
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206 { |
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207 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::NewObjectL"); |
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208 |
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209 CObject* obj = Server()->GetEngineObjectL(); |
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210 TInt handle( iObjects->AddL( obj ) ); |
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211 // Write the handle to client |
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212 TPckg<TInt> handlePckg( handle ); |
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213 TRAPD( err, aMessage.WriteL( 3, handlePckg ) ); |
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214 |
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215 if ( err ) |
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216 { |
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217 PanicClient( ECsePanicBadRequest ); |
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218 return; |
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219 } |
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220 |
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221 // Notch up another resource |
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222 iResourceCount++; |
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223 |
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224 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::NewObjectL"); |
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225 } |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // CCseSchedulerSession::DeleteObject() |
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229 // |
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230 // ----------------------------------------------------------------------------- |
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231 // |
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232 void CCseSchedulerServerSession::DeleteObject( TUint aHandle ) |
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233 { |
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234 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::DeleteObject"); |
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235 |
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236 // Panic if bad handle |
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237 CCseSchedulerServerEngine* engine = ( CCseSchedulerServerEngine* )iObjects->At( aHandle ); |
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238 if ( !engine ) |
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239 { |
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240 PanicClient( ECsePanicBadSubSessionHandle ); |
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241 } |
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242 |
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243 iResourceCount--; |
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244 // Deletes engine |
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245 iObjects->Remove( aHandle ); |
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246 |
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247 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::DeleteObject"); |
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248 } |
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249 |
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250 // ----------------------------------------------------------------------------- |
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251 // CCseSchedulerServerSession::CountResources() |
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252 // |
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253 // ----------------------------------------------------------------------------- |
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254 // |
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255 TInt CCseSchedulerServerSession::CountResources() |
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256 { |
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257 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::CountResources"); |
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258 CSELOGSTRING_HIGH_LEVEL("<<<CCseSchedulerServerSession::CountResources"); |
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259 return iResourceCount; |
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260 } |
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261 |
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262 // ----------------------------------------------------------------------------- |
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263 // CCseSchedulerSession::PanicClient() |
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264 // |
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265 // (other items were commented in a header). |
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266 // ----------------------------------------------------------------------------- |
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267 // |
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268 void CCseSchedulerServerSession::PanicClient( TCseSchedulerServPanic aPanic ) const |
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269 { |
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270 CSELOGSTRING_HIGH_LEVEL(">>>CCseSchedulerServerSession::PanicClient"); |
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271 |
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272 _LIT( KTxtSessionPanic, "SchedulerSession" ); |
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273 CSELOGSTRING2_HIGH_LEVEL("CCseSchedulerServerSession::PanicClient - panic code: %d", aPanic); |
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274 User::Panic( KTxtSessionPanic, aPanic ); |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // CCseSchedulerSession::PanicClient() |
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279 // |
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280 // (other items were commented in a header). |
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281 // ----------------------------------------------------------------------------- |
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282 // |
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283 CCseSchedulerServer* CCseSchedulerServerSession::Server() |
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284 { |
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285 return reinterpret_cast< CCseSchedulerServer* > ( |
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286 const_cast< CServer2* > ( CSession2::Server( ) ) ); |
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287 } |
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288 // End of File |
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